コード例 #1
0
ファイル: v2m.c プロジェクト: Blopeur/linux-heca
static void __init v2m_dt_timer_init(void)
{
	struct device_node *node = NULL;

	of_clk_init(NULL);

	do {
		node = of_find_compatible_node(node, NULL, "arm,sp804");
	} while (node && vexpress_get_site_by_node(node) != VEXPRESS_SITE_MB);
	if (node) {
		pr_info("Using SP804 '%s' as a clock & events source\n",
				node->full_name);
		WARN_ON(clk_register_clkdev(of_clk_get_by_name(node,
				"timclken1"), "v2m-timer0", "sp804"));
		WARN_ON(clk_register_clkdev(of_clk_get_by_name(node,
				"timclken2"), "v2m-timer1", "sp804"));
		v2m_sp804_init(of_iomap(node, 0),
				irq_of_parse_and_map(node, 0));
	}

	if (arch_timer_of_register() != 0)
		twd_local_timer_of_register();

	if (arch_timer_sched_clock_init() != 0)
		versatile_sched_clock_init(vexpress_get_24mhz_clock_base(),
				24000000);
}
コード例 #2
0
void __init vexpress_clk_of_init(void)
{
    struct device_node *node;
    struct clk *clk;
    struct clk *refclk, *timclk;

    of_clk_init(NULL);

    node = of_find_compatible_node(NULL, NULL, "arm,sp810");
    vexpress_sp810_init(of_iomap(node, 0));
    of_clk_add_provider(node, vexpress_sp810_of_get, NULL);

    /* Select "better" (faster) parent for SP804 timers */
    refclk = of_clk_get_by_name(node, "refclk");
    timclk = of_clk_get_by_name(node, "timclk");
    if (!WARN_ON(IS_ERR(refclk) || IS_ERR(timclk))) {
        int i = 0;

        if (clk_get_rate(refclk) > clk_get_rate(timclk))
            clk = refclk;
        else
            clk = timclk;

        for (i = 0; i < ARRAY_SIZE(vexpress_sp810_timerclken); i++)
            WARN_ON(clk_set_parent(vexpress_sp810_timerclken[i],
                                   clk));
    }

    WARN_ON(clk_register_clkdev(vexpress_sp810_timerclken[0],
                                "v2m-timer0", "sp804"));
    WARN_ON(clk_register_clkdev(vexpress_sp810_timerclken[1],
                                "v2m-timer1", "sp804"));
}
コード例 #3
0
ファイル: dw_apb_timer_of.c プロジェクト: 7799/linux
static void __init timer_get_base_and_rate(struct device_node *np,
				    void __iomem **base, u32 *rate)
{
	struct clk *timer_clk;
	struct clk *pclk;

	*base = of_iomap(np, 0);

	if (!*base)
		panic("Unable to map regs for %s", np->name);

	/*
	 * Not all implementations use a periphal clock, so don't panic
	 * if it's not present
	 */
	pclk = of_clk_get_by_name(np, "pclk");
	if (!IS_ERR(pclk))
		if (clk_prepare_enable(pclk))
			pr_warn("pclk for %s is present, but could not be activated\n",
				np->name);

	timer_clk = of_clk_get_by_name(np, "timer");
	if (IS_ERR(timer_clk))
		goto try_clock_freq;

	if (!clk_prepare_enable(timer_clk)) {
		*rate = clk_get_rate(timer_clk);
		return;
	}

try_clock_freq:
	if (of_property_read_u32(np, "clock-freq", rate) &&
	    of_property_read_u32(np, "clock-frequency", rate))
		panic("No clock nor clock-frequency property for %s", np->name);
}
コード例 #4
0
ファイル: fsl_ftm_timer.c プロジェクト: Camedpuffer/linux
static int __init __ftm_clk_init(struct device_node *np, char *cnt_name,
				 char *ftm_name)
{
	struct clk *clk;
	int err;

	clk = of_clk_get_by_name(np, cnt_name);
	if (IS_ERR(clk)) {
		pr_err("ftm: Cannot get \"%s\": %ld\n", cnt_name, PTR_ERR(clk));
		return PTR_ERR(clk);
	}
	err = clk_prepare_enable(clk);
	if (err) {
		pr_err("ftm: clock failed to prepare+enable \"%s\": %d\n",
			cnt_name, err);
		return err;
	}

	clk = of_clk_get_by_name(np, ftm_name);
	if (IS_ERR(clk)) {
		pr_err("ftm: Cannot get \"%s\": %ld\n", ftm_name, PTR_ERR(clk));
		return PTR_ERR(clk);
	}
	err = clk_prepare_enable(clk);
	if (err)
		pr_err("ftm: clock failed to prepare+enable \"%s\": %d\n",
			ftm_name, err);

	return clk_get_rate(clk);
}
コード例 #5
0
ファイル: time.c プロジェクト: vheuken/linux-next
void __init mxc_timer_init_dt(struct device_node *np)
{
	struct clk *clk_per, *clk_ipg;
	int irq;

	timer_base = of_iomap(np, 0);
	WARN_ON(!timer_base);
	irq = irq_of_parse_and_map(np, 0);

	clk_per = of_clk_get_by_name(np, "per");
	clk_ipg = of_clk_get_by_name(np, "ipg");

	_mxc_timer_init(irq, clk_per, clk_ipg);
}
コード例 #6
0
ファイル: bcm_kona_timer.c プロジェクト: AK101111/linux
static int __init kona_timer_init(struct device_node *node)
{
	u32 freq;
	struct clk *external_clk;

	external_clk = of_clk_get_by_name(node, NULL);

	if (!IS_ERR(external_clk)) {
		arch_timer_rate = clk_get_rate(external_clk);
		clk_prepare_enable(external_clk);
	} else if (!of_property_read_u32(node, "clock-frequency", &freq)) {
		arch_timer_rate = freq;
	} else {
		pr_err("Kona Timer v1 unable to determine clock-frequency");
		return -EINVAL;
	}

	/* Setup IRQ numbers */
	timers.tmr_irq = irq_of_parse_and_map(node, 0);

	/* Setup IO addresses */
	timers.tmr_regs = of_iomap(node, 0);

	kona_timer_disable_and_clear(timers.tmr_regs);

	kona_timer_clockevents_init();
	setup_irq(timers.tmr_irq, &kona_timer_irq);
	kona_timer_set_next_event((arch_timer_rate / HZ), NULL);

	return 0;
}
コード例 #7
0
ファイル: clock.c プロジェクト: 0-T-0/ps4-linux
/**
 * init_metag_core_clock() - Set up core clock from devicetree.
 *
 * Checks to see if a "core" clock is provided in the device tree, and overrides
 * the get_core_freq callback to use it.
 */
static void __init init_metag_core_clock(void)
{
	/*
	 * See if a core clock is provided by the devicetree (and
	 * registered by the init callback above).
	 */
	struct device_node *node;
	node = of_find_compatible_node(NULL, NULL, "img,meta");
	if (!node) {
		pr_warn("%s: no compatible img,meta DT node found\n",
			__func__);
		return;
	}

	clk_core = of_clk_get_by_name(node, "core");
	if (IS_ERR(clk_core)) {
		pr_warn("%s: no core clock found in DT\n",
			__func__);
		return;
	}

	/*
	 * Override the core frequency callback to use
	 * this clk.
	 */
	_meta_clock.get_core_freq = get_core_freq_clk;
}
コード例 #8
0
static void __init armada_375_timer_init(struct device_node *np)
{
	struct clk *clk;

	clk = of_clk_get_by_name(np, "fixed");
	if (!IS_ERR(clk)) {
		clk_prepare_enable(clk);
		timer_clk = clk_get_rate(clk);
	} else {

		/*
		 * This fallback is required in order to retain proper
		 * devicetree backwards compatibility.
		 */
		clk = of_clk_get(np, 0);

		/* Must have at least a clock */
		BUG_ON(IS_ERR(clk));
		clk_prepare_enable(clk);
		timer_clk = clk_get_rate(clk) / TIMER_DIVIDER;
		timer25Mhz = false;
	}

	armada_370_xp_timer_common_init(np);
}
コード例 #9
0
static int __init armada_375_timer_init(struct device_node *np)
{
	struct clk *clk;
	int ret;

	clk = of_clk_get_by_name(np, "fixed");
	if (!IS_ERR(clk)) {
		ret = clk_prepare_enable(clk);
		if (ret)
			return ret;
		timer_clk = clk_get_rate(clk);
	} else {

		/*
		 * This fallback is required in order to retain proper
		 * devicetree backwards compatibility.
		 */
		clk = of_clk_get(np, 0);

		/* Must have at least a clock */
		if (IS_ERR(clk)) {
			pr_err("Failed to get clock");
			return PTR_ERR(clk);
		}

		ret = clk_prepare_enable(clk);
		if (ret)
			return ret;

		timer_clk = clk_get_rate(clk) / TIMER_DIVIDER;
		timer25Mhz = false;
	}

	return armada_370_xp_timer_common_init(np);
}
コード例 #10
0
ファイル: time-lpc32xx.c プロジェクト: 343829084/linux-study
static int __init lpc32xx_clocksource_init(struct device_node *np)
{
	void __iomem *base;
	unsigned long rate;
	struct clk *clk;
	int ret;

	clk = of_clk_get_by_name(np, "timerclk");
	if (IS_ERR(clk)) {
		pr_err("clock get failed (%lu)\n", PTR_ERR(clk));
		return PTR_ERR(clk);
	}

	ret = clk_prepare_enable(clk);
	if (ret) {
		pr_err("clock enable failed (%d)\n", ret);
		goto err_clk_enable;
	}

	base = of_iomap(np, 0);
	if (!base) {
		pr_err("unable to map registers\n");
		ret = -EADDRNOTAVAIL;
		goto err_iomap;
	}

	/*
	 * Disable and reset timer then set it to free running timer
	 * mode (CTCR) with no prescaler (PR) or match operations (MCR).
	 * After setup the timer is released from reset and enabled.
	 */
	writel_relaxed(LPC32XX_TIMER_TCR_CRST, base + LPC32XX_TIMER_TCR);
	writel_relaxed(0, base + LPC32XX_TIMER_PR);
	writel_relaxed(0, base + LPC32XX_TIMER_MCR);
	writel_relaxed(0, base + LPC32XX_TIMER_CTCR);
	writel_relaxed(LPC32XX_TIMER_TCR_CEN, base + LPC32XX_TIMER_TCR);

	rate = clk_get_rate(clk);
	ret = clocksource_mmio_init(base + LPC32XX_TIMER_TC, "lpc3220 timer",
				    rate, 300, 32, clocksource_mmio_readl_up);
	if (ret) {
		pr_err("failed to init clocksource (%d)\n", ret);
		goto err_clocksource_init;
	}

	clocksource_timer_counter = base + LPC32XX_TIMER_TC;
	sched_clock_register(lpc32xx_read_sched_clock, 32, rate);

	return 0;

err_clocksource_init:
	iounmap(base);
err_iomap:
	clk_disable_unprepare(clk);
err_clk_enable:
	clk_put(clk);
	return ret;
}
コード例 #11
0
static unsigned int get_bus_node_device_data(
		struct device_node * const dev_node,
		struct platform_device * const pdev,
		struct msm_bus_node_device_type * const node_device)
{
	node_device->node_info = get_node_info_data(dev_node, pdev);
	if (IS_ERR_OR_NULL(node_device->node_info)) {
		dev_err(&pdev->dev, "Error: Node info missing\n");
		return -ENODATA;
	}
	node_device->ap_owned = of_property_read_bool(dev_node,
							"qcom,ap-owned");

	if (node_device->node_info->is_fab_dev) {
		dev_err(&pdev->dev, "Dev %d\n", node_device->node_info->id);

		if (!node_device->node_info->virt_dev) {
			node_device->fabdev =
				get_fab_device_info(dev_node, pdev);
			if (IS_ERR_OR_NULL(node_device->fabdev)) {
				dev_err(&pdev->dev,
					"Error: Fabric device info missing\n");
				devm_kfree(&pdev->dev, node_device->node_info);
				return -ENODATA;
			}
		}
		node_device->clk[DUAL_CTX].clk = of_clk_get_by_name(dev_node,
							"bus_clk");

		if (IS_ERR_OR_NULL(node_device->clk[DUAL_CTX].clk))
			dev_err(&pdev->dev,
				"%s:Failed to get bus clk for bus%d ctx%d",
				__func__, node_device->node_info->id,
								DUAL_CTX);

		node_device->clk[ACTIVE_CTX].clk = of_clk_get_by_name(dev_node,
							"bus_a_clk");
		if (IS_ERR_OR_NULL(node_device->clk[ACTIVE_CTX].clk))
			dev_err(&pdev->dev,
				"Failed to get bus clk for bus%d ctx%d",
				 node_device->node_info->id, ACTIVE_CTX);
	}
	return 0;
}
コード例 #12
0
ファイル: clk-vf610.c プロジェクト: AK101111/linux
static struct clk * __init vf610_get_fixed_clock(
				struct device_node *ccm_node, const char *name)
{
	struct clk *clk = of_clk_get_by_name(ccm_node, name);

	/* Backward compatibility if device tree is missing clks assignments */
	if (IS_ERR(clk))
		clk = imx_obtain_fixed_clock(name, 0);
	return clk;
};
コード例 #13
0
static void __init armada_xp_timer_init(struct device_node *np)
{
	struct clk *clk = of_clk_get_by_name(np, "fixed");

	/* The 25Mhz fixed clock is mandatory, and must always be available */
	BUG_ON(IS_ERR(clk));
	clk_prepare_enable(clk);
	timer_clk = clk_get_rate(clk);

	armada_370_xp_timer_common_init(np);
}
コード例 #14
0
ファイル: clk-qoriq.c プロジェクト: AlexShiLucky/linux
static struct clk __init *input_clock_by_name(const char *name,
					      const char *dtname)
{
	struct clk *clk;

	clk = of_clk_get_by_name(clockgen.node, dtname);
	if (IS_ERR(clk))
		return clk;

	return input_clock(name, clk);
}
コード例 #15
0
ファイル: time.c プロジェクト: vishnupatekar/linux
static void __init mxc_timer_init_dt(struct device_node *np)
{
	struct clk *clk_per, *clk_ipg;
	int irq;

	if (timer_base)
		return;

	timer_base = of_iomap(np, 0);
	WARN_ON(!timer_base);
	irq = irq_of_parse_and_map(np, 0);

	clk_ipg = of_clk_get_by_name(np, "ipg");

	/* Try osc_per first, and fall back to per otherwise */
	clk_per = of_clk_get_by_name(np, "osc_per");
	if (IS_ERR(clk_per))
		clk_per = of_clk_get_by_name(np, "per");

	_mxc_timer_init(irq, clk_per, clk_ipg);
}
コード例 #16
0
static int __init armada_xp_timer_init(struct device_node *np)
{
	struct clk *clk = of_clk_get_by_name(np, "fixed");
	int ret;

	if (IS_ERR(clk)) {
		pr_err("Failed to get clock");
		return PTR_ERR(clk);
	}

	ret = clk_prepare_enable(clk);
	if (ret)
		return ret;

	timer_clk = clk_get_rate(clk);

	return armada_370_xp_timer_common_init(np);
}
コード例 #17
0
static int __init fttmr010_timer_of_init(struct device_node *np)
{
	/*
	 * These implementations require a clock reference.
	 * FIXME: we currently only support clocking using PCLK
	 * and using EXTCLK is not supported in the driver.
	 */
	struct clk *clk;

	clk = of_clk_get_by_name(np, "PCLK");
	if (IS_ERR(clk)) {
		pr_err("could not get PCLK");
		return PTR_ERR(clk);
	}
	tick_rate = clk_get_rate(clk);

	return fttmr010_timer_common_init(np);
}
コード例 #18
0
ファイル: clk-devres.c プロジェクト: ezequielgarcia/linux
struct clk *devm_get_clk_from_child(struct device *dev,
				    struct device_node *np, const char *con_id)
{
	struct clk **ptr, *clk;

	ptr = devres_alloc(devm_clk_release, sizeof(*ptr), GFP_KERNEL);
	if (!ptr)
		return ERR_PTR(-ENOMEM);

	clk = of_clk_get_by_name(np, con_id);
	if (!IS_ERR(clk)) {
		*ptr = clk;
		devres_add(dev, ptr);
	} else {
		devres_free(ptr);
	}

	return clk;
}
コード例 #19
0
static int vibetonz_clk_on(struct device *dev, bool en)
{
	struct clk *vibetonz_clk = NULL;

#if defined(CONFIG_OF)
	struct device_node *np;

	np = of_find_node_by_name(NULL,"pwm");
	if (np == NULL) {
		printk("%s : pwm error to get dt node\n", __func__);
		return -EINVAL;
	}

	vibetonz_clk = of_clk_get_by_name(np, "gate_timers");
	if (!vibetonz_clk) {
		pr_info("%s fail to get the vibetonz_clk\n", __func__);
		return -EINVAL;
	}
#else
	vibetonz_clk = clk_get(dev, "timers");
#endif
	pr_debug("[VIB] DEV NAME %s %lu\n",
		 dev_name(dev), clk_get_rate(vibetonz_clk));
	pr_info("[VIB] DEV NAME %s %lu\n",
		 dev_name(dev), clk_get_rate(vibetonz_clk));

	if (IS_ERR(vibetonz_clk)) {
		pr_err("[VIB] failed to get clock for the motor\n");
		goto err_clk_get;
	}

	if (en)
		clk_enable(vibetonz_clk);
	else
		clk_disable(vibetonz_clk);

	clk_put(vibetonz_clk);
	return 0;

err_clk_get:
	clk_put(vibetonz_clk);
	return -EINVAL;
}
コード例 #20
0
ファイル: orion_wdt.c プロジェクト: 19Dan01/linux
static int armadaxp_wdt_clock_init(struct platform_device *pdev,
				   struct orion_watchdog *dev)
{
	int ret;

	dev->clk = of_clk_get_by_name(pdev->dev.of_node, "fixed");
	if (IS_ERR(dev->clk))
		return PTR_ERR(dev->clk);
	ret = clk_prepare_enable(dev->clk);
	if (ret) {
		clk_put(dev->clk);
		return ret;
	}

	/* Enable the fixed watchdog clock input */
	atomic_io_modify(dev->reg + TIMER_CTRL,
			 WDT_AXP_FIXED_ENABLE_BIT,
			 WDT_AXP_FIXED_ENABLE_BIT);

	dev->clk_rate = clk_get_rate(dev->clk);
	return 0;
}
コード例 #21
0
ファイル: orion_wdt.c プロジェクト: 19Dan01/linux
static int armada375_wdt_clock_init(struct platform_device *pdev,
				    struct orion_watchdog *dev)
{
	int ret;

	dev->clk = of_clk_get_by_name(pdev->dev.of_node, "fixed");
	if (!IS_ERR(dev->clk)) {
		ret = clk_prepare_enable(dev->clk);
		if (ret) {
			clk_put(dev->clk);
			return ret;
		}

		atomic_io_modify(dev->reg + TIMER_CTRL,
				WDT_AXP_FIXED_ENABLE_BIT,
				WDT_AXP_FIXED_ENABLE_BIT);
		dev->clk_rate = clk_get_rate(dev->clk);

		return 0;
	}

	/* Mandatory fallback for proper devicetree backward compatibility */
	dev->clk = clk_get(&pdev->dev, NULL);
	if (IS_ERR(dev->clk))
		return PTR_ERR(dev->clk);

	ret = clk_prepare_enable(dev->clk);
	if (ret) {
		clk_put(dev->clk);
		return ret;
	}

	atomic_io_modify(dev->reg + TIMER_CTRL,
			WDT_A370_RATIO_MASK(WDT_A370_RATIO_SHIFT),
			WDT_A370_RATIO_MASK(WDT_A370_RATIO_SHIFT));
	dev->clk_rate = clk_get_rate(dev->clk) / WDT_A370_RATIO;

	return 0;
}
コード例 #22
0
ファイル: timer-of.c プロジェクト: AlexShiLucky/linux
/**
 * timer_of_clk_init - Initialize the clock resources
 * @np: a device tree node pointer
 * @of_clk: a of_timer_clk structure pointer
 *
 * Get the clock by name or by index, enable it and get the rate
 *
 * Returns 0 on success, < 0 otherwise
 */
static __init int timer_of_clk_init(struct device_node *np,
				    struct of_timer_clk *of_clk)
{
	int ret;

	of_clk->clk = of_clk->name ? of_clk_get_by_name(np, of_clk->name) :
		of_clk_get(np, of_clk->index);
	if (IS_ERR(of_clk->clk)) {
		pr_err("Failed to get clock for %pOF\n", np);
		return PTR_ERR(of_clk->clk);
	}

	ret = clk_prepare_enable(of_clk->clk);
	if (ret) {
		pr_err("Failed for enable clock for %pOF\n", np);
		goto out_clk_put;
	}

	of_clk->rate = clk_get_rate(of_clk->clk);
	if (!of_clk->rate) {
		ret = -EINVAL;
		pr_err("Failed to get clock rate for %pOF\n", np);
		goto out_clk_disable;
	}

	of_clk->period = DIV_ROUND_UP(of_clk->rate, HZ);
out:
	return ret;

out_clk_disable:
	clk_disable_unprepare(of_clk->clk);
out_clk_put:
	clk_put(of_clk->clk);

	goto out;
}
コード例 #23
0
ファイル: pmc.c プロジェクト: 1youhun1/linux
static void __init tegra_pmc_parse_dt(void)
{
	struct device_node *np;
	u32 prop;
	enum tegra_suspend_mode suspend_mode;
	u32 core_good_time[2] = {0, 0};
	u32 lp0_vec[2] = {0, 0};

	np = of_find_matching_node(NULL, matches);
	BUG_ON(!np);

	tegra_pmc_base = of_iomap(np, 0);

	tegra_pmc_invert_interrupt = of_property_read_bool(np,
				     "nvidia,invert-interrupt");
	tegra_pclk = of_clk_get_by_name(np, "pclk");
	WARN_ON(IS_ERR(tegra_pclk));

	/* Grabbing the power management configurations */
	if (of_property_read_u32(np, "nvidia,suspend-mode", &prop)) {
		suspend_mode = TEGRA_SUSPEND_NONE;
	} else {
		switch (prop) {
		case 0:
			suspend_mode = TEGRA_SUSPEND_LP0;
			break;
		case 1:
			suspend_mode = TEGRA_SUSPEND_LP1;
			break;
		case 2:
			suspend_mode = TEGRA_SUSPEND_LP2;
			break;
		default:
			suspend_mode = TEGRA_SUSPEND_NONE;
			break;
		}
	}
	suspend_mode = tegra_pm_validate_suspend_mode(suspend_mode);

	if (of_property_read_u32(np, "nvidia,cpu-pwr-good-time", &prop))
		suspend_mode = TEGRA_SUSPEND_NONE;
	pmc_pm_data.cpu_good_time = prop;

	if (of_property_read_u32(np, "nvidia,cpu-pwr-off-time", &prop))
		suspend_mode = TEGRA_SUSPEND_NONE;
	pmc_pm_data.cpu_off_time = prop;

	if (of_property_read_u32_array(np, "nvidia,core-pwr-good-time",
			core_good_time, ARRAY_SIZE(core_good_time)))
		suspend_mode = TEGRA_SUSPEND_NONE;
	pmc_pm_data.core_osc_time = core_good_time[0];
	pmc_pm_data.core_pmu_time = core_good_time[1];

	if (of_property_read_u32(np, "nvidia,core-pwr-off-time",
				 &prop))
		suspend_mode = TEGRA_SUSPEND_NONE;
	pmc_pm_data.core_off_time = prop;

	pmc_pm_data.corereq_high = of_property_read_bool(np,
				"nvidia,core-power-req-active-high");

	pmc_pm_data.sysclkreq_high = of_property_read_bool(np,
				"nvidia,sys-clock-req-active-high");

	pmc_pm_data.combined_req = of_property_read_bool(np,
				"nvidia,combined-power-req");

	pmc_pm_data.cpu_pwr_good_en = of_property_read_bool(np,
				"nvidia,cpu-pwr-good-en");

	if (of_property_read_u32_array(np, "nvidia,lp0-vec", lp0_vec,
				       ARRAY_SIZE(lp0_vec)))
		if (suspend_mode == TEGRA_SUSPEND_LP0)
			suspend_mode = TEGRA_SUSPEND_LP1;

	pmc_pm_data.lp0_vec_phy_addr = lp0_vec[0];
	pmc_pm_data.lp0_vec_size = lp0_vec[1];

	pmc_pm_data.suspend_mode = suspend_mode;
}
コード例 #24
0
ファイル: clk-imx6ul.c プロジェクト: 125radheyshyam/linux-1
static void __init imx6ul_clocks_init(struct device_node *ccm_node)
{
	struct device_node *np;
	void __iomem *base;
	int i;

	clks[IMX6UL_CLK_DUMMY] = imx_clk_fixed("dummy", 0);

	clks[IMX6UL_CLK_CKIL] = of_clk_get_by_name(ccm_node, "ckil");
	clks[IMX6UL_CLK_OSC] = of_clk_get_by_name(ccm_node, "osc");

	/* ipp_di clock is external input */
	clks[IMX6UL_CLK_IPP_DI0] = of_clk_get_by_name(ccm_node, "ipp_di0");
	clks[IMX6UL_CLK_IPP_DI1] = of_clk_get_by_name(ccm_node, "ipp_di1");

	np = of_find_compatible_node(NULL, NULL, "fsl,imx6ul-anatop");
	base = of_iomap(np, 0);
	WARN_ON(!base);

	clks[IMX6UL_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", base + 0x30, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL3_BYPASS_SRC] = imx_clk_mux("pll3_bypass_src", base + 0x10, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL4_BYPASS_SRC] = imx_clk_mux("pll4_bypass_src", base + 0x70, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL5_BYPASS_SRC] = imx_clk_mux("pll5_bypass_src", base + 0xa0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6UL_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));

	clks[IMX6UL_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS,	 "pll1", "pll1_bypass_src", base + 0x00, 0x7f);
	clks[IMX6UL_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1);
	clks[IMX6UL_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB,	 "pll3", "pll3_bypass_src", base + 0x10, 0x3);
	clks[IMX6UL_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV,	 "pll4", "pll4_bypass_src", base + 0x70, 0x7f);
	clks[IMX6UL_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV,	 "pll5", "pll5_bypass_src", base + 0xa0, 0x7f);
	clks[IMX6UL_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET,	 "pll6", "pll6_bypass_src", base + 0xe0, 0x3);
	clks[IMX6UL_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB,	 "pll7", "pll7_bypass_src", base + 0x20, 0x3);

	clks[IMX6UL_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL3_BYPASS] = imx_clk_mux_flags("pll3_bypass", base + 0x10, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL4_BYPASS] = imx_clk_mux_flags("pll4_bypass", base + 0x70, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL5_BYPASS] = imx_clk_mux_flags("pll5_bypass", base + 0xa0, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL6_BYPASS] = imx_clk_mux_flags("pll6_bypass", base + 0xe0, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_PLL7_BYPASS] = imx_clk_mux_flags("pll7_bypass", base + 0x20, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6UL_CLK_CSI_SEL] = imx_clk_mux_flags("csi_sel", base + 0x3c, 9, 2, csi_sels, ARRAY_SIZE(csi_sels), CLK_SET_RATE_PARENT);

	/* Do not bypass PLLs initially */
	clk_set_parent(clks[IMX6UL_PLL1_BYPASS], clks[IMX6UL_CLK_PLL1]);
	clk_set_parent(clks[IMX6UL_PLL2_BYPASS], clks[IMX6UL_CLK_PLL2]);
	clk_set_parent(clks[IMX6UL_PLL3_BYPASS], clks[IMX6UL_CLK_PLL3]);
	clk_set_parent(clks[IMX6UL_PLL4_BYPASS], clks[IMX6UL_CLK_PLL4]);
	clk_set_parent(clks[IMX6UL_PLL5_BYPASS], clks[IMX6UL_CLK_PLL5]);
	clk_set_parent(clks[IMX6UL_PLL6_BYPASS], clks[IMX6UL_CLK_PLL6]);
	clk_set_parent(clks[IMX6UL_PLL7_BYPASS], clks[IMX6UL_CLK_PLL7]);

	clks[IMX6UL_CLK_PLL1_SYS]	= imx_clk_fixed_factor("pll1_sys",	"pll1_bypass", 1, 1);
	clks[IMX6UL_CLK_PLL2_BUS]	= imx_clk_gate("pll2_bus", 	"pll2_bypass", base + 0x30, 13);
	clks[IMX6UL_CLK_PLL3_USB_OTG]	= imx_clk_gate("pll3_usb_otg", 	"pll3_bypass", base + 0x10, 13);
	clks[IMX6UL_CLK_PLL4_AUDIO]	= imx_clk_gate("pll4_audio", 	"pll4_bypass", base + 0x70, 13);
	clks[IMX6UL_CLK_PLL5_VIDEO]	= imx_clk_gate("pll5_video",	"pll5_bypass", base + 0xa0, 13);
	clks[IMX6UL_CLK_PLL6_ENET]	= imx_clk_gate("pll6_enet",	"pll6_bypass", base + 0xe0, 13);
	clks[IMX6UL_CLK_PLL7_USB_HOST]	= imx_clk_gate("pll7_usb_host",	"pll7_bypass", base + 0x20, 13);

	/*
	 * Bit 20 is the reserved and read-only bit, we do this only for:
	 * - Do nothing for usbphy clk_enable/disable
	 * - Keep refcount when do usbphy clk_enable/disable, in that case,
	 * the clk framework many need to enable/disable usbphy's parent
	 */
	clks[IMX6UL_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg",  base + 0x10, 20);
	clks[IMX6UL_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 20);

	/*
	 * usbphy*_gate needs to be on after system boots up, and software
	 * never needs to control it anymore.
	 */
	clks[IMX6UL_CLK_USBPHY1_GATE] = imx_clk_gate("usbphy1_gate", "dummy", base + 0x10, 6);
	clks[IMX6UL_CLK_USBPHY2_GATE] = imx_clk_gate("usbphy2_gate", "dummy", base + 0x20, 6);

	/*					name		   parent_name	   reg		idx */
	clks[IMX6UL_CLK_PLL2_PFD0] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus",	   base + 0x100, 0);
	clks[IMX6UL_CLK_PLL2_PFD1] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus",	   base + 0x100, 1);
	clks[IMX6UL_CLK_PLL2_PFD2] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus",	   base + 0x100, 2);
	clks[IMX6UL_CLK_PLL2_PFD3] = imx_clk_pfd("pll2_pfd3_594m", "pll2_bus",	   base + 0x100, 3);
	clks[IMX6UL_CLK_PLL3_PFD0] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0,  0);
	clks[IMX6UL_CLK_PLL3_PFD1] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0,  1);
	clks[IMX6UL_CLK_PLL3_PFD2] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0,	 2);
	clks[IMX6UL_CLK_PLL3_PFD3] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0,	 3);

	clks[IMX6UL_CLK_ENET_REF] = clk_register_divider_table(NULL, "enet_ref", "pll6_enet", 0,
			base + 0xe0, 0, 2, 0, clk_enet_ref_table, &imx_ccm_lock);
	clks[IMX6UL_CLK_ENET2_REF] = clk_register_divider_table(NULL, "enet2_ref", "pll6_enet", 0,
			base + 0xe0, 2, 2, 0, clk_enet_ref_table, &imx_ccm_lock);

	clks[IMX6UL_CLK_ENET2_REF_125M] = imx_clk_gate("enet_ref_125m", "enet2_ref", base + 0xe0, 20);
	clks[IMX6UL_CLK_ENET_PTP_REF] 	= imx_clk_fixed_factor("enet_ptp_ref", "pll6_enet", 1, 20);
	clks[IMX6UL_CLK_ENET_PTP] 	= imx_clk_gate("enet_ptp", "enet_ptp_ref", base + 0xe0, 21);

	clks[IMX6UL_CLK_PLL4_POST_DIV]  = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio",
		 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
	clks[IMX6UL_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div",
		 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 15, 1, 0, &imx_ccm_lock);
	clks[IMX6UL_CLK_PLL5_POST_DIV]  = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video",
		 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
	clks[IMX6UL_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div",
		 CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);

	/*						   name		parent_name	 mult  div */
	clks[IMX6UL_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1,	2);
	clks[IMX6UL_CLK_PLL3_80M]  = imx_clk_fixed_factor("pll3_80m",  "pll3_usb_otg",   1, 	6);
	clks[IMX6UL_CLK_PLL3_60M]  = imx_clk_fixed_factor("pll3_60m",  "pll3_usb_otg",   1, 	8);
	clks[IMX6UL_CLK_GPT_3M]	   = imx_clk_fixed_factor("gpt_3m",	"osc",		 1,	8);

	np = ccm_node;
	base = of_iomap(np, 0);
	WARN_ON(!base);

	clks[IMX6UL_CA7_SECONDARY_SEL]	  = imx_clk_mux("ca7_secondary_sel", base + 0xc, 3, 1, ca7_secondary_sels, ARRAY_SIZE(ca7_secondary_sels));
	clks[IMX6UL_CLK_STEP] 	 	  = imx_clk_mux("step", base + 0x0c, 8, 1, step_sels, ARRAY_SIZE(step_sels));
	clks[IMX6UL_CLK_PLL1_SW] 	  = imx_clk_mux_flags("pll1_sw",   base + 0x0c, 2,  1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels), 0);
	clks[IMX6UL_CLK_AXI_ALT_SEL]	  = imx_clk_mux("axi_alt_sel",		base + 0x14, 7,  1, axi_alt_sels, ARRAY_SIZE(axi_alt_sels));
	clks[IMX6UL_CLK_AXI_SEL] 	  = imx_clk_mux_flags("axi_sel", 	base + 0x14, 6,  1, axi_sels, ARRAY_SIZE(axi_sels), 0);
	clks[IMX6UL_CLK_PERIPH_PRE] 	  = imx_clk_mux("periph_pre",       base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
	clks[IMX6UL_CLK_PERIPH2_PRE] 	  = imx_clk_mux("periph2_pre",      base + 0x18, 21, 2, periph2_pre_sels, ARRAY_SIZE(periph2_pre_sels));
	clks[IMX6UL_CLK_PERIPH_CLK2_SEL]  = imx_clk_mux("periph_clk2_sel",  base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels));
	clks[IMX6UL_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
	clks[IMX6UL_CLK_EIM_SLOW_SEL] 	  = imx_clk_mux("eim_slow_sel", base + 0x1c, 29, 2, eim_slow_sels, ARRAY_SIZE(eim_slow_sels));
	clks[IMX6UL_CLK_GPMI_SEL]	  = imx_clk_mux("gpmi_sel",     base + 0x1c, 19, 1, gpmi_sels, ARRAY_SIZE(gpmi_sels));
	clks[IMX6UL_CLK_BCH_SEL]      	  = imx_clk_mux("bch_sel", 	base + 0x1c, 18, 1, bch_sels, ARRAY_SIZE(bch_sels));
	clks[IMX6UL_CLK_USDHC2_SEL]	  = imx_clk_mux("usdhc2_sel",   base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels));
	clks[IMX6UL_CLK_USDHC1_SEL]	  = imx_clk_mux("usdhc1_sel",   base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels));
	clks[IMX6UL_CLK_SAI3_SEL]     	  = imx_clk_mux("sai3_sel",     base + 0x1c, 14, 2, sai_sels, ARRAY_SIZE(sai_sels));
	clks[IMX6UL_CLK_SAI2_SEL]         = imx_clk_mux("sai2_sel",     base + 0x1c, 12, 2, sai_sels, ARRAY_SIZE(sai_sels));
	clks[IMX6UL_CLK_SAI1_SEL]    	  = imx_clk_mux("sai1_sel",     base + 0x1c, 10, 2, sai_sels, ARRAY_SIZE(sai_sels));
	clks[IMX6UL_CLK_QSPI1_SEL] 	  = imx_clk_mux("qspi1_sel",    base + 0x1c, 7,  3, qspi1_sels, ARRAY_SIZE(qspi1_sels));
	clks[IMX6UL_CLK_PERCLK_SEL] 	  = imx_clk_mux("perclk_sel",	base + 0x1c, 6,  1, perclk_sels, ARRAY_SIZE(perclk_sels));
	clks[IMX6UL_CLK_CAN_SEL]      	  = imx_clk_mux("can_sel",	base + 0x20, 8,  2, can_sels, ARRAY_SIZE(can_sels));
	clks[IMX6UL_CLK_UART_SEL]	  = imx_clk_mux("uart_sel",	base + 0x24, 6,  1, uart_sels, ARRAY_SIZE(uart_sels));
	clks[IMX6UL_CLK_ENFC_SEL]	  = imx_clk_mux("enfc_sel",	base + 0x2c, 15, 3, enfc_sels, ARRAY_SIZE(enfc_sels));
	clks[IMX6UL_CLK_LDB_DI0_SEL]	  = imx_clk_mux("ldb_di0_sel",	base + 0x2c, 9,  3, ldb_di0_sels, ARRAY_SIZE(ldb_di0_sels));
	clks[IMX6UL_CLK_SPDIF_SEL]	  = imx_clk_mux("spdif_sel",	base + 0x30, 20, 2, spdif_sels, ARRAY_SIZE(spdif_sels));
	clks[IMX6UL_CLK_SIM_PRE_SEL] 	  = imx_clk_mux("sim_pre_sel",	base + 0x34, 15, 3, sim_pre_sels, ARRAY_SIZE(sim_pre_sels));
	clks[IMX6UL_CLK_SIM_SEL]	  = imx_clk_mux("sim_sel", 	base + 0x34, 9, 3, sim_sels, ARRAY_SIZE(sim_sels));
	clks[IMX6UL_CLK_ECSPI_SEL]	  = imx_clk_mux("ecspi_sel",	base + 0x38, 18, 1, ecspi_sels, ARRAY_SIZE(ecspi_sels));
	clks[IMX6UL_CLK_LCDIF_PRE_SEL]	  = imx_clk_mux("lcdif_pre_sel", base + 0x38, 15, 3, lcdif_pre_sels, ARRAY_SIZE(lcdif_pre_sels));
	clks[IMX6UL_CLK_LCDIF_SEL]	  = imx_clk_mux("lcdif_sel", 	base + 0x38, 9, 3, lcdif_sels, ARRAY_SIZE(lcdif_sels));

	clks[IMX6UL_CLK_LDB_DI0_DIV_SEL]  = imx_clk_mux("ldb_di0", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels));
	clks[IMX6UL_CLK_LDB_DI1_DIV_SEL]  = imx_clk_mux("ldb_di1", base + 0x20, 11, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels));

	clks[IMX6UL_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
	clks[IMX6UL_CLK_LDB_DI0_DIV_7]	 = imx_clk_fixed_factor("ldb_di0_div_7",   "ldb_di0_sel", 1, 7);
	clks[IMX6UL_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "qspi1_sel", 2, 7);
	clks[IMX6UL_CLK_LDB_DI1_DIV_7]	 = imx_clk_fixed_factor("ldb_di1_div_7",   "qspi1_sel", 1, 7);

	clks[IMX6UL_CLK_PERIPH]  = imx_clk_busy_mux("periph",  base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels));
	clks[IMX6UL_CLK_PERIPH2] = imx_clk_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels));

	clks[IMX6UL_CLK_PERIPH_CLK2]	= imx_clk_divider("periph_clk2",   "periph_clk2_sel",  	base + 0x14, 27, 3);
	clks[IMX6UL_CLK_PERIPH2_CLK2]	= imx_clk_divider("periph2_clk2",  "periph2_clk2_sel", 	base + 0x14, 0,  3);
	clks[IMX6UL_CLK_IPG]		= imx_clk_divider("ipg",	   "ahb",		base + 0x14, 8,	 2);
	clks[IMX6UL_CLK_LCDIF_PODF]	= imx_clk_divider("lcdif_podf",	   "lcdif_pred",	base + 0x18, 23, 3);
	clks[IMX6UL_CLK_QSPI1_PDOF] 	= imx_clk_divider("qspi1_podf",	   "qspi1_sel",		base + 0x1c, 26, 3);
	clks[IMX6UL_CLK_EIM_SLOW_PODF]	= imx_clk_divider("eim_slow_podf", "eim_slow_sel",	base + 0x1c, 23, 3);
	clks[IMX6UL_CLK_PERCLK]		= imx_clk_divider("perclk",	   "perclk_sel",	base + 0x1c, 0,  6);
	clks[IMX6UL_CLK_CAN_PODF]	= imx_clk_divider("can_podf",	   "can_sel",		base + 0x20, 2,  6);
	clks[IMX6UL_CLK_GPMI_PODF]	= imx_clk_divider("gpmi_podf",	   "gpmi_sel",		base + 0x24, 22, 3);
	clks[IMX6UL_CLK_BCH_PODF]	= imx_clk_divider("bch_podf",	   "bch_sel",		base + 0x24, 19, 3);
	clks[IMX6UL_CLK_USDHC2_PODF]	= imx_clk_divider("usdhc2_podf",   "usdhc2_sel",	base + 0x24, 16, 3);
	clks[IMX6UL_CLK_USDHC1_PODF]	= imx_clk_divider("usdhc1_podf",   "usdhc1_sel",	base + 0x24, 11, 3);
	clks[IMX6UL_CLK_UART_PODF]	= imx_clk_divider("uart_podf",	   "uart_sel",		base + 0x24, 0,  6);
	clks[IMX6UL_CLK_SAI3_PRED]	= imx_clk_divider("sai3_pred",	   "sai3_sel",		base + 0x28, 22, 3);
	clks[IMX6UL_CLK_SAI3_PODF]	= imx_clk_divider("sai3_podf",	   "sai3_pred",		base + 0x28, 16, 6);
	clks[IMX6UL_CLK_SAI1_PRED]	= imx_clk_divider("sai1_pred",	   "sai1_sel",		base + 0x28, 6,	 3);
	clks[IMX6UL_CLK_SAI1_PODF]	= imx_clk_divider("sai1_podf",	   "sai1_pred",		base + 0x28, 0,	 6);
	clks[IMX6UL_CLK_ENFC_PRED]	= imx_clk_divider("enfc_pred",	   "enfc_sel",		base + 0x2c, 18, 3);
	clks[IMX6UL_CLK_ENFC_PODF]	= imx_clk_divider("enfc_podf",	   "enfc_pred",		base + 0x2c, 21, 6);
	clks[IMX6UL_CLK_SAI2_PRED]	= imx_clk_divider("sai2_pred",	   "sai2_sel",		base + 0x2c, 6,	 3);
	clks[IMX6UL_CLK_SAI2_PODF]	= imx_clk_divider("sai2_podf",	   "sai2_pred",		base + 0x2c, 0,  6);
	clks[IMX6UL_CLK_SPDIF_PRED]	= imx_clk_divider("spdif_pred",	   "spdif_sel",		base + 0x30, 25, 3);
	clks[IMX6UL_CLK_SPDIF_PODF]	= imx_clk_divider("spdif_podf",	   "spdif_pred",	base + 0x30, 22, 3);
	clks[IMX6UL_CLK_SIM_PODF]	= imx_clk_divider("sim_podf",	   "sim_pre_sel",	base + 0x34, 12, 3);
	clks[IMX6UL_CLK_ECSPI_PODF]	= imx_clk_divider("ecspi_podf",	   "ecspi_sel",		base + 0x38, 19, 6);
	clks[IMX6UL_CLK_LCDIF_PRED]	= imx_clk_divider("lcdif_pred",	   "lcdif_pre_sel",	base + 0x38, 12, 3);
	clks[IMX6UL_CLK_CSI_PODF]       = imx_clk_divider("csi_podf",      "csi_sel",           base + 0x3c, 11, 3);

	clks[IMX6UL_CLK_ARM]		= imx_clk_busy_divider("arm", 	    "pll1_sw",	base +	0x10, 0,  3,  base + 0x48, 16);
	clks[IMX6UL_CLK_MMDC_PODF]	= imx_clk_busy_divider("mmdc_podf", "periph2",	base +  0x14, 3,  3,  base + 0x48, 2);
	clks[IMX6UL_CLK_AXI_PODF]	= imx_clk_busy_divider("axi_podf",  "axi_sel",	base +  0x14, 16, 3,  base + 0x48, 0);
	clks[IMX6UL_CLK_AHB]		= imx_clk_busy_divider("ahb",	    "periph",	base +  0x14, 10, 3,  base + 0x48, 1);

	/* CCGR0 */
	clks[IMX6UL_CLK_AIPSTZ1]	= imx_clk_gate2("aips_tz1", 	"ahb",		base + 0x68,	0);
	clks[IMX6UL_CLK_AIPSTZ2]	= imx_clk_gate2("aips_tz2", 	"ahb",		base + 0x68,	2);
	clks[IMX6UL_CLK_APBHDMA]	= imx_clk_gate2("apbh_dma",	"bch_podf",	base + 0x68,	4);
	clks[IMX6UL_CLK_ASRC_IPG]	= imx_clk_gate2_shared("asrc_ipg",	"ahb",	base + 0x68,	6, &share_count_asrc);
	clks[IMX6UL_CLK_ASRC_MEM]	= imx_clk_gate2_shared("asrc_mem",	"ahb",	base + 0x68,	6, &share_count_asrc);
	clks[IMX6UL_CLK_CAAM_MEM]	= imx_clk_gate2("caam_mem",	"ahb",		base + 0x68,	8);
	clks[IMX6UL_CLK_CAAM_ACLK]	= imx_clk_gate2("caam_aclk",	"ahb",		base + 0x68,	10);
	clks[IMX6UL_CLK_CAAM_IPG]	= imx_clk_gate2("caam_ipg",	"ipg",		base + 0x68,	12);
	clks[IMX6UL_CLK_CAN1_IPG]	= imx_clk_gate2("can1_ipg",	"ipg",		base + 0x68,	14);
	clks[IMX6UL_CLK_CAN1_SERIAL]	= imx_clk_gate2("can1_serial",	"can_podf",	base + 0x68, 	16);
	clks[IMX6UL_CLK_CAN2_IPG]	= imx_clk_gate2("can2_ipg",	"ipg",		base + 0x68,	18);
	clks[IMX6UL_CLK_CAN2_SERIAL]	= imx_clk_gate2("can2_serial",	"can_podf",	base + 0x68,	20);
	clks[IMX6UL_CLK_GPT2_BUS]	= imx_clk_gate2("gpt_bus",	"perclk",	base + 0x68,	24);
	clks[IMX6UL_CLK_GPT2_SERIAL]	= imx_clk_gate2("gpt_serial",	"perclk",	base + 0x68,	26);
	clks[IMX6UL_CLK_UART2_IPG]	= imx_clk_gate2("uart2_ipg",	"ipg",		base + 0x68,	28);
	clks[IMX6UL_CLK_UART2_SERIAL]	= imx_clk_gate2("uart2_serial",	"uart_podf",	base + 0x68,	28);
	clks[IMX6UL_CLK_AIPSTZ3]	= imx_clk_gate2("aips_tz3",	"ahb",		base + 0x68,	30);

	/* CCGR1 */
	clks[IMX6UL_CLK_ECSPI1]		= imx_clk_gate2("ecspi1",	"ecspi_podf",	base + 0x6c,	0);
	clks[IMX6UL_CLK_ECSPI2]		= imx_clk_gate2("ecspi2",	"ecspi_podf",	base + 0x6c,	2);
	clks[IMX6UL_CLK_ECSPI3]		= imx_clk_gate2("ecspi3",	"ecspi_podf",	base + 0x6c,	4);
	clks[IMX6UL_CLK_ECSPI4]		= imx_clk_gate2("ecspi4",	"ecspi_podf",	base + 0x6c,	6);
	clks[IMX6UL_CLK_ADC2]		= imx_clk_gate2("adc2",		"ipg",		base + 0x6c,	8);
	clks[IMX6UL_CLK_UART3_IPG]	= imx_clk_gate2("uart3_ipg",	"ipg",		base + 0x6c,	10);
	clks[IMX6UL_CLK_UART3_SERIAL]	= imx_clk_gate2("uart3_serial",	"uart_podf",	base + 0x6c,	10);
	clks[IMX6UL_CLK_EPIT1]		= imx_clk_gate2("epit1",	"perclk",	base + 0x6c,	12);
	clks[IMX6UL_CLK_EPIT2]		= imx_clk_gate2("epit2",	"perclk",	base + 0x6c,	14);
	clks[IMX6UL_CLK_ADC1]		= imx_clk_gate2("adc1",		"ipg",		base + 0x6c,	16);
	clks[IMX6UL_CLK_GPT1_BUS]	= imx_clk_gate2("gpt1_bus",	"perclk",	base + 0x6c,	20);
	clks[IMX6UL_CLK_GPT1_SERIAL]	= imx_clk_gate2("gpt1_serial",	"perclk",	base + 0x6c,	22);
	clks[IMX6UL_CLK_UART4_IPG]	= imx_clk_gate2("uart4_ipg",	"ipg",		base + 0x6c,	24);
	clks[IMX6UL_CLK_UART4_SERIAL]	= imx_clk_gate2("uart4_serail",	"uart_podf",	base + 0x6c,	24);

	/* CCGR2 */
	clks[IMX6UL_CLK_CSI]		= imx_clk_gate2("csi",		"csi_podf",		base + 0x70,	2);
	clks[IMX6UL_CLK_I2C1]		= imx_clk_gate2("i2c1",		"perclk",	base + 0x70,	6);
	clks[IMX6UL_CLK_I2C2]		= imx_clk_gate2("i2c2",		"perclk",	base + 0x70,	8);
	clks[IMX6UL_CLK_I2C3] 		= imx_clk_gate2("i2c3",		"perclk",	base + 0x70,	10);
	clks[IMX6UL_CLK_OCOTP]		= imx_clk_gate2("ocotp",	"ipg",		base + 0x70,	12);
	clks[IMX6UL_CLK_IOMUXC]		= imx_clk_gate2("iomuxc",	"lcdif_podf",	base + 0x70,	14);
	clks[IMX6UL_CLK_LCDIF_APB]	= imx_clk_gate2("lcdif_apb",	"axi",		base + 0x70,	28);
	clks[IMX6UL_CLK_PXP]		= imx_clk_gate2("pxp",		"axi",		base + 0x70,	30);

	/* CCGR3 */
	clks[IMX6UL_CLK_UART5_IPG]	= imx_clk_gate2("uart5_ipg",	"ipg",		base + 0x74,	2);
	clks[IMX6UL_CLK_UART5_SERIAL]	= imx_clk_gate2("uart5_serial",	"uart_podf",	base + 0x74,	2);
	clks[IMX6UL_CLK_ENET]		= imx_clk_gate2("enet",		"ipg",		base + 0x74,	4);
	clks[IMX6UL_CLK_ENET_AHB]	= imx_clk_gate2("enet_ahb",	"ahb",		base + 0x74,	4);
	clks[IMX6UL_CLK_UART6_IPG]	= imx_clk_gate2("uart6_ipg",	"ipg",		base + 0x74,	6);
	clks[IMX6UL_CLK_UART6_SERIAL]	= imx_clk_gate2("uart6_serial",	"uart_podf",	base + 0x74,	6);
	clks[IMX6UL_CLK_LCDIF_PIX]	= imx_clk_gate2("lcdif_pix",	"lcdif_podf",	base + 0x74,	10);
	clks[IMX6UL_CLK_QSPI]		= imx_clk_gate2("qspi1",	"qspi1_podf",	base + 0x74,	14);
	clks[IMX6UL_CLK_WDOG1]		= imx_clk_gate2("wdog1",	"ipg",		base + 0x74,	16);
	clks[IMX6UL_CLK_MMDC_P0_FAST]	= imx_clk_gate("mmdc_p0_fast", "mmdc_podf", base + 0x74,	20);
	clks[IMX6UL_CLK_MMDC_P0_IPG]	= imx_clk_gate2("mmdc_p0_ipg",	"ipg",		base + 0x74,	24);
	clks[IMX6UL_CLK_AXI]		= imx_clk_gate("axi",	"axi_podf",	base + 0x74,	28);

	/* CCGR4 */
	clks[IMX6UL_CLK_PER_BCH]	= imx_clk_gate2("per_bch",	"bch_podf",	base + 0x78,	12);
	clks[IMX6UL_CLK_PWM1]		= imx_clk_gate2("pwm1",		"perclk",	base + 0x78,	16);
	clks[IMX6UL_CLK_PWM2]		= imx_clk_gate2("pwm2",		"perclk",	base + 0x78,	18);
	clks[IMX6UL_CLK_PWM3]		= imx_clk_gate2("pwm3",		"perclk",	base + 0x78,	20);
	clks[IMX6UL_CLK_PWM4]		= imx_clk_gate2("pwm4",		"perclk",	base + 0x78,	22);
	clks[IMX6UL_CLK_GPMI_BCH_APB]	= imx_clk_gate2("gpmi_bch_apb",	"bch_podf",	base + 0x78,	24);
	clks[IMX6UL_CLK_GPMI_BCH]	= imx_clk_gate2("gpmi_bch",	"gpmi_podf",	base + 0x78,	26);
	clks[IMX6UL_CLK_GPMI_IO]	= imx_clk_gate2("gpmi_io",	"enfc_podf",	base + 0x78,	28);
	clks[IMX6UL_CLK_GPMI_APB]	= imx_clk_gate2("gpmi_apb",	"bch_podf",	base + 0x78,	30);

	/* CCGR5 */
	clks[IMX6UL_CLK_ROM]		= imx_clk_gate2("rom",		"ahb",		base + 0x7c,	0);
	clks[IMX6UL_CLK_SDMA]		= imx_clk_gate2("sdma",		"ahb",		base + 0x7c,	6);
	clks[IMX6UL_CLK_WDOG2]		= imx_clk_gate2("wdog2",	"ipg",		base + 0x7c,	10);
	clks[IMX6UL_CLK_SPBA]		= imx_clk_gate2("spba",		"ipg",		base + 0x7c,	12);
	clks[IMX6UL_CLK_SPDIF]		= imx_clk_gate2_shared("spdif",		"spdif_podf",	base + 0x7c,	14, &share_count_audio);
	clks[IMX6UL_CLK_SPDIF_GCLK]	= imx_clk_gate2_shared("spdif_gclk",	"ipg",		base + 0x7c,	14, &share_count_audio);
	clks[IMX6UL_CLK_SAI3]		= imx_clk_gate2_shared("sai3",		"sai3_podf",	base + 0x7c,	22, &share_count_sai3);
	clks[IMX6UL_CLK_SAI3_IPG]	= imx_clk_gate2_shared("sai3_ipg",	"ipg",		base + 0x7c,	22, &share_count_sai3);
	clks[IMX6UL_CLK_UART1_IPG]	= imx_clk_gate2("uart1_ipg",	"ipg",		base + 0x7c,	24);
	clks[IMX6UL_CLK_UART1_SERIAL]	= imx_clk_gate2("uart1_serial",	"uart_podf",	base + 0x7c,	24);
	clks[IMX6UL_CLK_UART7_IPG]	= imx_clk_gate2("uart7_ipg",	"ipg",		base + 0x7c,	26);
	clks[IMX6UL_CLK_UART7_SERIAL]	= imx_clk_gate2("uart7_serial",	"uart_podf",	base + 0x7c,	26);
	clks[IMX6UL_CLK_SAI1]		= imx_clk_gate2_shared("sai1",		"sai1_podf",	base + 0x7c,	28, &share_count_sai1);
	clks[IMX6UL_CLK_SAI1_IPG]	= imx_clk_gate2_shared("sai1_ipg",	"ipg",		base + 0x7c,	28, &share_count_sai1);
	clks[IMX6UL_CLK_SAI2]		= imx_clk_gate2_shared("sai2",		"sai2_podf",	base + 0x7c,	30, &share_count_sai2);
	clks[IMX6UL_CLK_SAI2_IPG]	= imx_clk_gate2_shared("sai2_ipg",	"ipg",		base + 0x7c,	30, &share_count_sai2);

	/* CCGR6 */
	clks[IMX6UL_CLK_USBOH3]		= imx_clk_gate2("usboh3",	"ipg",		 base + 0x80,	0);
	clks[IMX6UL_CLK_USDHC1]		= imx_clk_gate2("usdhc1",	"usdhc1_podf",	 base + 0x80,	2);
	clks[IMX6UL_CLK_USDHC2]		= imx_clk_gate2("usdhc2",	"usdhc2_podf",	 base + 0x80,	4);
	clks[IMX6UL_CLK_SIM1]		= imx_clk_gate2("sim1",		"sim_sel",	 base + 0x80,	6);
	clks[IMX6UL_CLK_SIM2]		= imx_clk_gate2("sim2",		"sim_sel",	 base + 0x80,	8);
	clks[IMX6UL_CLK_EIM]		= imx_clk_gate2("eim",		"eim_slow_podf", base + 0x80,	10);
	clks[IMX6UL_CLK_PWM8]		= imx_clk_gate2("pwm8",		"perclk",	 base + 0x80,	16);
	clks[IMX6UL_CLK_UART8_IPG]	= imx_clk_gate2("uart8_ipg",	"ipg",		 base + 0x80,	14);
	clks[IMX6UL_CLK_UART8_SERIAL]	= imx_clk_gate2("uart8_serial", "uart_podf",	 base + 0x80,	14);
	clks[IMX6UL_CLK_WDOG3]		= imx_clk_gate2("wdog3",	"ipg",		 base + 0x80,	20);
	clks[IMX6UL_CLK_I2C4]		= imx_clk_gate2("i2c4",		"perclk", 	 base + 0x80,	24);
	clks[IMX6UL_CLK_PWM5]		= imx_clk_gate2("pwm5",		"perclk",	 base + 0x80,	26);
	clks[IMX6UL_CLK_PWM6]		= imx_clk_gate2("pwm6",		"perclk",	 base +	0x80,	28);
	clks[IMX6UL_CLK_PWM7]		= imx_clk_gate2("Pwm7",		"perclk",	 base + 0x80,	30);

	/* mask handshake of mmdc */
	writel_relaxed(BM_CCM_CCDR_MMDC_CH0_MASK, base + CCDR);

	imx_check_clocks(clks, ARRAY_SIZE(clks));

	clk_data.clks = clks;
	clk_data.clk_num = ARRAY_SIZE(clks);
	of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);

	/*
	 * Lower the AHB clock rate before changing the parent clock source,
	 * as AHB clock rate can NOT be higher than 133MHz, but its parent
	 * will be switched from 396MHz PFD to 528MHz PLL in order to increase
	 * AXI clock rate, so we need to lower AHB rate first to make sure at
	 * any time, AHB rate is <= 133MHz.
	 */
	clk_set_rate(clks[IMX6UL_CLK_AHB], 99000000);

	/* Change periph_pre clock to pll2_bus to adjust AXI rate to 264MHz */
	clk_set_parent(clks[IMX6UL_CLK_PERIPH_CLK2_SEL], clks[IMX6UL_CLK_PLL3_USB_OTG]);
	clk_set_parent(clks[IMX6UL_CLK_PERIPH], clks[IMX6UL_CLK_PERIPH_CLK2]);
	clk_set_parent(clks[IMX6UL_CLK_PERIPH_PRE], clks[IMX6UL_CLK_PLL2_BUS]);
	clk_set_parent(clks[IMX6UL_CLK_PERIPH], clks[IMX6UL_CLK_PERIPH_PRE]);

	/* Make sure AHB rate is 132MHz  */
	clk_set_rate(clks[IMX6UL_CLK_AHB], 132000000);

	/* set perclk to from OSC */
	clk_set_parent(clks[IMX6UL_CLK_PERCLK_SEL], clks[IMX6UL_CLK_OSC]);

	clk_set_rate(clks[IMX6UL_CLK_ENET_REF], 50000000);
	clk_set_rate(clks[IMX6UL_CLK_ENET2_REF], 50000000);
	clk_set_rate(clks[IMX6UL_CLK_CSI], 24000000);

	/* keep all the clks on just for bringup */
	for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
		clk_prepare_enable(clks[clks_init_on[i]]);

	if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
		clk_prepare_enable(clks[IMX6UL_CLK_USBPHY1_GATE]);
		clk_prepare_enable(clks[IMX6UL_CLK_USBPHY2_GATE]);
	}

	clk_set_parent(clks[IMX6UL_CLK_CAN_SEL], clks[IMX6UL_CLK_PLL3_60M]);
	clk_set_parent(clks[IMX6UL_CLK_SIM_PRE_SEL], clks[IMX6UL_CLK_PLL3_USB_OTG]);

	clk_set_parent(clks[IMX6UL_CLK_ENFC_SEL], clks[IMX6UL_CLK_PLL2_PFD2]);
}
コード例 #25
0
ファイル: bg2.c プロジェクト: avagin/linux
static void __init berlin2_clock_setup(struct device_node *np)
{
	struct device_node *parent_np = of_get_parent(np);
	const char *parent_names[9];
	struct clk *clk;
	struct clk_hw *hw;
	struct clk_hw **hws;
	u8 avpll_flags = 0;
	int n, ret;

	clk_data = kzalloc(struct_size(clk_data, hws, MAX_CLKS), GFP_KERNEL);
	if (!clk_data)
		return;
	clk_data->num = MAX_CLKS;
	hws = clk_data->hws;

	gbase = of_iomap(parent_np, 0);
	if (!gbase)
		return;

	/* overwrite default clock names with DT provided ones */
	clk = of_clk_get_by_name(np, clk_names[REFCLK]);
	if (!IS_ERR(clk)) {
		clk_names[REFCLK] = __clk_get_name(clk);
		clk_put(clk);
	}

	clk = of_clk_get_by_name(np, clk_names[VIDEO_EXT0]);
	if (!IS_ERR(clk)) {
		clk_names[VIDEO_EXT0] = __clk_get_name(clk);
		clk_put(clk);
	}

	/* simple register PLLs */
	ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_SYSPLLCTL0,
				   clk_names[SYSPLL], clk_names[REFCLK], 0);
	if (ret)
		goto bg2_fail;

	ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_MEMPLLCTL0,
				   clk_names[MEMPLL], clk_names[REFCLK], 0);
	if (ret)
		goto bg2_fail;

	ret = berlin2_pll_register(&bg2_pll_map, gbase + REG_CPUPLLCTL0,
				   clk_names[CPUPLL], clk_names[REFCLK], 0);
	if (ret)
		goto bg2_fail;

	if (of_device_is_compatible(np, "marvell,berlin2-global-register"))
		avpll_flags |= BERLIN2_AVPLL_SCRAMBLE_QUIRK;

	/* audio/video VCOs */
	ret = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL0, "avpll_vcoA",
			 clk_names[REFCLK], avpll_flags, 0);
	if (ret)
		goto bg2_fail;

	for (n = 0; n < 8; n++) {
		ret = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL0,
			     clk_names[AVPLL_A1 + n], n, "avpll_vcoA",
			     avpll_flags, 0);
		if (ret)
			goto bg2_fail;
	}

	ret = berlin2_avpll_vco_register(gbase + REG_AVPLLCTL31, "avpll_vcoB",
				 clk_names[REFCLK], BERLIN2_AVPLL_BIT_QUIRK |
				 avpll_flags, 0);
	if (ret)
		goto bg2_fail;

	for (n = 0; n < 8; n++) {
		ret = berlin2_avpll_channel_register(gbase + REG_AVPLLCTL31,
			     clk_names[AVPLL_B1 + n], n, "avpll_vcoB",
			     BERLIN2_AVPLL_BIT_QUIRK | avpll_flags, 0);
		if (ret)
			goto bg2_fail;
	}

	/* reference clock bypass switches */
	parent_names[0] = clk_names[SYSPLL];
	parent_names[1] = clk_names[REFCLK];
	hw = clk_hw_register_mux(NULL, "syspll_byp", parent_names, 2,
			       0, gbase + REG_CLKSWITCH0, 0, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;
	clk_names[SYSPLL] = clk_hw_get_name(hw);

	parent_names[0] = clk_names[MEMPLL];
	parent_names[1] = clk_names[REFCLK];
	hw = clk_hw_register_mux(NULL, "mempll_byp", parent_names, 2,
			       0, gbase + REG_CLKSWITCH0, 1, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;
	clk_names[MEMPLL] = clk_hw_get_name(hw);

	parent_names[0] = clk_names[CPUPLL];
	parent_names[1] = clk_names[REFCLK];
	hw = clk_hw_register_mux(NULL, "cpupll_byp", parent_names, 2,
			       0, gbase + REG_CLKSWITCH0, 2, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;
	clk_names[CPUPLL] = clk_hw_get_name(hw);

	/* clock muxes */
	parent_names[0] = clk_names[AVPLL_B3];
	parent_names[1] = clk_names[AVPLL_A3];
	hw = clk_hw_register_mux(NULL, clk_names[AUDIO1_PLL], parent_names, 2,
			       0, gbase + REG_CLKSELECT2, 29, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	parent_names[0] = clk_names[VIDEO0_PLL];
	parent_names[1] = clk_names[VIDEO_EXT0];
	hw = clk_hw_register_mux(NULL, clk_names[VIDEO0_IN], parent_names, 2,
			       0, gbase + REG_CLKSELECT3, 4, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	parent_names[0] = clk_names[VIDEO1_PLL];
	parent_names[1] = clk_names[VIDEO_EXT0];
	hw = clk_hw_register_mux(NULL, clk_names[VIDEO1_IN], parent_names, 2,
			       0, gbase + REG_CLKSELECT3, 6, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	parent_names[0] = clk_names[AVPLL_A2];
	parent_names[1] = clk_names[AVPLL_B2];
	hw = clk_hw_register_mux(NULL, clk_names[VIDEO1_PLL], parent_names, 2,
			       0, gbase + REG_CLKSELECT3, 7, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	parent_names[0] = clk_names[VIDEO2_PLL];
	parent_names[1] = clk_names[VIDEO_EXT0];
	hw = clk_hw_register_mux(NULL, clk_names[VIDEO2_IN], parent_names, 2,
			       0, gbase + REG_CLKSELECT3, 9, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	parent_names[0] = clk_names[AVPLL_B1];
	parent_names[1] = clk_names[AVPLL_A5];
	hw = clk_hw_register_mux(NULL, clk_names[VIDEO2_PLL], parent_names, 2,
			       0, gbase + REG_CLKSELECT3, 10, 1, 0, &lock);
	if (IS_ERR(hw))
		goto bg2_fail;

	/* clock divider cells */
	for (n = 0; n < ARRAY_SIZE(bg2_divs); n++) {
		const struct berlin2_div_data *dd = &bg2_divs[n];
		int k;

		for (k = 0; k < dd->num_parents; k++)
			parent_names[k] = clk_names[dd->parent_ids[k]];

		hws[CLKID_SYS + n] = berlin2_div_register(&dd->map, gbase,
				dd->name, dd->div_flags, parent_names,
				dd->num_parents, dd->flags, &lock);
	}

	/* clock gate cells */
	for (n = 0; n < ARRAY_SIZE(bg2_gates); n++) {
		const struct berlin2_gate_data *gd = &bg2_gates[n];

		hws[CLKID_GETH0 + n] = clk_hw_register_gate(NULL, gd->name,
			    gd->parent_name, gd->flags, gbase + REG_CLKENABLE,
			    gd->bit_idx, 0, &lock);
	}

	/* twdclk is derived from cpu/3 */
	hws[CLKID_TWD] =
		clk_hw_register_fixed_factor(NULL, "twd", "cpu", 0, 1, 3);

	/* check for errors on leaf clocks */
	for (n = 0; n < MAX_CLKS; n++) {
		if (!IS_ERR(hws[n]))
			continue;

		pr_err("%pOF: Unable to register leaf clock %d\n", np, n);
		goto bg2_fail;
	}

	/* register clk-provider */
	of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data);

	return;

bg2_fail:
	iounmap(gbase);
}
コード例 #26
0
ファイル: bg2q.c プロジェクト: 24hours/linux
static void __init berlin2q_clock_setup(struct device_node *np)
{
	const char *parent_names[9];
	struct clk *clk;
	int n;

	gbase = of_iomap(np, 0);
	if (!gbase) {
		pr_err("%s: Unable to map global base\n", np->full_name);
		return;
	}

	/* BG2Q CPU PLL is not part of global registers */
	cpupll_base = of_iomap(np, 1);
	if (!cpupll_base) {
		pr_err("%s: Unable to map cpupll base\n", np->full_name);
		iounmap(gbase);
		return;
	}

	/* overwrite default clock names with DT provided ones */
	clk = of_clk_get_by_name(np, clk_names[REFCLK]);
	if (!IS_ERR(clk)) {
		clk_names[REFCLK] = __clk_get_name(clk);
		clk_put(clk);
	}

	/* simple register PLLs */
	clk = berlin2_pll_register(&bg2q_pll_map, gbase + REG_SYSPLLCTL0,
				   clk_names[SYSPLL], clk_names[REFCLK], 0);
	if (IS_ERR(clk))
		goto bg2q_fail;

	clk = berlin2_pll_register(&bg2q_pll_map, cpupll_base,
				   clk_names[CPUPLL], clk_names[REFCLK], 0);
	if (IS_ERR(clk))
		goto bg2q_fail;

	/* TODO: add BG2Q AVPLL */

	/*
	 * TODO: add reference clock bypass switches:
	 * memPLLSWBypass, cpuPLLSWBypass, and sysPLLSWBypass
	 */

	/* clock divider cells */
	for (n = 0; n < ARRAY_SIZE(bg2q_divs); n++) {
		const struct berlin2_div_data *dd = &bg2q_divs[n];
		int k;

		for (k = 0; k < dd->num_parents; k++)
			parent_names[k] = clk_names[dd->parent_ids[k]];

		clks[CLKID_SYS + n] = berlin2_div_register(&dd->map, gbase,
				dd->name, dd->div_flags, parent_names,
				dd->num_parents, dd->flags, &lock);
	}

	/* clock gate cells */
	for (n = 0; n < ARRAY_SIZE(bg2q_gates); n++) {
		const struct berlin2_gate_data *gd = &bg2q_gates[n];

		clks[CLKID_GFX2DAXI + n] = clk_register_gate(NULL, gd->name,
			    gd->parent_name, gd->flags, gbase + REG_CLKENABLE,
			    gd->bit_idx, 0, &lock);
	}

	/*
	 * twdclk is derived from cpu/3
	 * TODO: use cpupll until cpuclk is not available
	 */
	clks[CLKID_TWD] =
		clk_register_fixed_factor(NULL, "twd", clk_names[CPUPLL],
					  0, 1, 3);

	/* check for errors on leaf clocks */
	for (n = 0; n < MAX_CLKS; n++) {
		if (!IS_ERR(clks[n]))
			continue;

		pr_err("%s: Unable to register leaf clock %d\n",
		       np->full_name, n);
		goto bg2q_fail;
	}

	/* register clk-provider */
	clk_data.clks = clks;
	clk_data.clk_num = MAX_CLKS;
	of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);

	return;

bg2q_fail:
	iounmap(cpupll_base);
	iounmap(gbase);
}
コード例 #27
0
ファイル: tegra124-cpufreq.c プロジェクト: 020gzh/linux
static int tegra124_cpufreq_probe(struct platform_device *pdev)
{
	struct tegra124_cpufreq_priv *priv;
	struct device_node *np;
	struct device *cpu_dev;
	struct platform_device_info cpufreq_dt_devinfo = {};
	int ret;

	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
	if (!priv)
		return -ENOMEM;

	cpu_dev = get_cpu_device(0);
	if (!cpu_dev)
		return -ENODEV;

	np = of_cpu_device_node_get(0);
	if (!np)
		return -ENODEV;

	priv->vdd_cpu_reg = regulator_get(cpu_dev, "vdd-cpu");
	if (IS_ERR(priv->vdd_cpu_reg)) {
		ret = PTR_ERR(priv->vdd_cpu_reg);
		goto out_put_np;
	}

	priv->cpu_clk = of_clk_get_by_name(np, "cpu_g");
	if (IS_ERR(priv->cpu_clk)) {
		ret = PTR_ERR(priv->cpu_clk);
		goto out_put_vdd_cpu_reg;
	}

	priv->dfll_clk = of_clk_get_by_name(np, "dfll");
	if (IS_ERR(priv->dfll_clk)) {
		ret = PTR_ERR(priv->dfll_clk);
		goto out_put_cpu_clk;
	}

	priv->pllx_clk = of_clk_get_by_name(np, "pll_x");
	if (IS_ERR(priv->pllx_clk)) {
		ret = PTR_ERR(priv->pllx_clk);
		goto out_put_dfll_clk;
	}

	priv->pllp_clk = of_clk_get_by_name(np, "pll_p");
	if (IS_ERR(priv->pllp_clk)) {
		ret = PTR_ERR(priv->pllp_clk);
		goto out_put_pllx_clk;
	}

	ret = tegra124_cpu_switch_to_dfll(priv);
	if (ret)
		goto out_put_pllp_clk;

	cpufreq_dt_devinfo.name = "cpufreq-dt";
	cpufreq_dt_devinfo.parent = &pdev->dev;
	cpufreq_dt_devinfo.data = &cpufreq_dt_pd;
	cpufreq_dt_devinfo.size_data = sizeof(cpufreq_dt_pd);

	priv->cpufreq_dt_pdev =
		platform_device_register_full(&cpufreq_dt_devinfo);
	if (IS_ERR(priv->cpufreq_dt_pdev)) {
		ret = PTR_ERR(priv->cpufreq_dt_pdev);
		goto out_switch_to_pllx;
	}

	platform_set_drvdata(pdev, priv);

	return 0;

out_switch_to_pllx:
	tegra124_cpu_switch_to_pllx(priv);
out_put_pllp_clk:
	clk_put(priv->pllp_clk);
out_put_pllx_clk:
	clk_put(priv->pllx_clk);
out_put_dfll_clk:
	clk_put(priv->dfll_clk);
out_put_cpu_clk:
	clk_put(priv->cpu_clk);
out_put_vdd_cpu_reg:
	regulator_put(priv->vdd_cpu_reg);
out_put_np:
	of_node_put(np);

	return ret;
}
コード例 #28
0
static int k3_gps_bcm_probe(struct platform_device* pdev)
{
	GPS_BCM_INFO* gps_bcm = NULL;
	struct device* gps_power_dev = &pdev->dev;
	struct device_node* np = gps_power_dev->of_node;
	int ret = 0;
	int irq = 0;
	struct gps_geofence_wake* ac_data = &g_geofence_wake;

	printk(KERN_INFO "[GPS] start find gps_power and ic type is 4774\n");
	gps_bcm = kzalloc(sizeof(GPS_BCM_INFO), GFP_KERNEL);
	if (!gps_bcm)
	{
	    printk(KERN_ERR "[GPS] Alloc memory failed\n");
	    return -ENOMEM;
	}

	 gps_dir = proc_mkdir("gps", NULL);
	 if (!gps_dir)
	{
	    printk(KERN_ERR "[GPS] proc dir create failed\n");
	    ret = -ENOMEM;
	    goto err_free_gps;
	}

	ret = gps_bcm4774_node_init(np, &gps_bcm->gpioid_en,  GPS_PROC_EN,   &gps_proc_fops_nstandby);
	if (0 != ret)
	{
	    printk(KERN_ERR "[GPS] gps_bcm4774_node_init  gps_bcm  failed.\n");
	    ret = -1;
	    goto err_free_nstandby;
	}

    gps_bcm->gpioid_hostwake.gpio = of_get_named_gpio(np, "huawei,gps_hostwake", 0);
    if (!gpio_is_valid(gps_bcm->gpioid_hostwake.gpio))
    {
        ret = -1;
        printk(KERN_ERR "[GPS] get huawei,gps_hostwake failed.\n");
        goto err_free_gps_en;
    }
    // 1. Init GPIO and IRQ for HOST_WAKE
    printk("[gps]%s,gps_bcm->gpioid_hostwake.gpio=%d\n", __func__, gps_bcm->gpioid_hostwake.gpio);

    // 2. Register Driver
    memset(ac_data, 0, sizeof(struct gps_geofence_wake));

    // 2.1 Misc device setup
    ac_data->misc.minor = MISC_DYNAMIC_MINOR;
    ac_data->misc.name = HOST_WAKE_MODULE_NAME;
    ac_data->misc.fops = &gps_geofence_wake_fops;

    // 2.2 Information that be used later
    ac_data->irq = irq;
    ac_data->host_req_pin = gps_bcm->gpioid_hostwake.gpio;

    printk("[gps]misc register, name %s, irq %d, host req pin num %d\n", ac_data->misc.name, irq, ac_data->host_req_pin);
    // 2.3 Register misc driver
    if (0 != (ret = misc_register(&ac_data->misc)))
    {
        printk("[gps]cannot register gps geofence wake miscdev on minor=%d (%d)\n", MISC_DYNAMIC_MINOR, ret);
        goto err_free_host_wake;
    }

    // 3. Init wake_lock
    wake_lock_init(&ac_data->wake_lock, WAKE_LOCK_SUSPEND, "gps_geofence_wakelock");
    printk("[gps]wake_lock_init done\n");
    irq = gps_gpio_irq_init(gps_bcm->gpioid_hostwake.gpio);
    if (irq < 0)
    {
        printk("[gps]hostwake irq error\n");
        goto err_free_misc_register;
    }

    /* Set 32KC clock */
    gps_bcm->clk = of_clk_get_by_name(np, "gps_32k");
    if (IS_ERR(gps_bcm->clk))
    {
        printk(KERN_ERR "[GPS] clk_32k get failed!\n");
        ret = -1;
        goto err_free_misc_register;
    }
    ret = clk_prepare_enable(gps_bcm->clk);
    if (ret)
    {
        printk(KERN_ERR "[GPS] clk_32k enable is failed\n");
        goto err_free_clk;
    }
    printk(KERN_INFO "[GPS] clk_32k is finished\n");


   ret = gps_bcm4774_node_init(np, &gps_bcm->mcu_req,  GPS_PROC_MCUREQ,  &gps_proc_fops_mcureq);
   if (0 != ret)
   {
      printk(KERN_ERR "[GPS]gps_bcm4774_node_init  mcu_req  failed \n");
      goto err_free_mcureq;
   }

   ret = gps_bcm4774_node_init(np, &gps_bcm->mcu_req_rsp,  GPS_PROC_MCUREQ_RSP,  &gps_proc_fops_mcureq_rsp);
   if (0 != ret)
   {
       printk(KERN_ERR "[GPS]gps_bcm4774_node_init  mcu_req_rsp  failed \n");
       goto err_free_mcureq_rsp;
    }

    gps_bcm->pctrl = devm_pinctrl_get(gps_power_dev);
    if (IS_ERR(gps_bcm->pctrl))
    {
        printk(KERN_ERR "[GPS] pinctrl get error!\n");
        ret = -1;
        goto err_free_clk;
    }

    gps_bcm->pins_normal = pinctrl_lookup_state(gps_bcm->pctrl, "default");
    if (IS_ERR(gps_bcm->pins_normal))
    {
        printk(KERN_ERR "[GPS] gps_bcm->pins_normal lookup error!\n");
        ret = -1;
        goto err_free_pinctrl;
    }

    gps_bcm->pins_idle = pinctrl_lookup_state(gps_bcm->pctrl, "idle");
    if (IS_ERR(gps_bcm->pins_idle))
    {
        printk(KERN_ERR "[GPS] gps_bcm->pins_idle lookup error!\n");
        ret = -1;
        goto err_free_pinctrl;
    }

    ret = pinctrl_select_state(gps_bcm->pctrl, gps_bcm->pins_normal);
    if (ret)
    {
        printk(KERN_ERR "[GPS] pinctrl_select_state error!\n");
        goto err_free_pinctrl;
    }
    printk(KERN_INFO "[GPS] pinctrl is finish\n");

    gps_bcm->refclk = of_clk_get_by_name(np, "clk_gps");
    if (IS_ERR(gps_bcm->refclk))
    {
        printk(KERN_ERR "[GPS] @@@ref_clk get failed!\n");
        ret = -1;
        goto err_free_pinctrl;
    }

    ret = clk_set_rate(gps_bcm->refclk , GPS_REF_CLK_FREQ_19M);
    if (ret < 0)
    {
        printk(KERN_ERR "[GPS] clk_set_rate HI3635_CLK_RATE failed\n");
        goto err_free_refclk;
    }

    gps_ref_clk = gps_bcm->refclk;

    printk(KERN_INFO "[GPS] ref clk is finished!\n");
    platform_set_drvdata(pdev, gps_bcm);
    g_gps_bcm = gps_bcm;

    return 0;

err_free_refclk:
    clk_put(gps_bcm->refclk);
err_free_pinctrl:
    pinctrl_put(gps_bcm->pctrl);

err_free_mcureq:
err_free_mcureq_rsp:
err_free_clk:
    clk_put(gps_bcm->clk);
err_free_misc_register:
    misc_deregister(&ac_data->misc);
    wake_lock_destroy(&ac_data->wake_lock);
    pr_err("%s: misc_deregister!\n", __func__);
err_free_host_wake:
    gpio_free(gps_bcm->gpioid_hostwake.gpio);
    pr_err("%s: err_free_host_wake!\n", __func__);

err_free_gps_en:
    gpio_free(gps_bcm->gpioid_en.gpio);

err_free_nstandby:
err_free_gps:
    kfree(gps_bcm);
    gps_bcm = NULL;
    g_gps_bcm = NULL;
    return ret;
}
コード例 #29
0
static void __init imx6sx_clocks_init(struct device_node *ccm_node)
{
	struct device_node *np;
	void __iomem *base;
	int i;

	clks[IMX6SX_CLK_DUMMY] = imx_clk_fixed("dummy", 0);

	clks[IMX6SX_CLK_CKIL] = of_clk_get_by_name(ccm_node, "ckil");
	clks[IMX6SX_CLK_OSC] = of_clk_get_by_name(ccm_node, "osc");

	/* ipp_di clock is external input */
	clks[IMX6SX_CLK_IPP_DI0] = of_clk_get_by_name(ccm_node, "ipp_di0");
	clks[IMX6SX_CLK_IPP_DI1] = of_clk_get_by_name(ccm_node, "ipp_di1");

	/* Clock source from external clock via CLK1 PAD */
	clks[IMX6SX_CLK_ANACLK1] = imx_obtain_fixed_clock("anaclk1", 0);
	clks[IMX6SX_CLK_ANACLK2] = imx_obtain_fixed_clock("anaclk2", 0);

	np = of_find_compatible_node(NULL, NULL, "fsl,imx6sx-anatop");
	base = of_iomap(np, 0);
	WARN_ON(!base);

	clks[IMX6SX_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL2_BYPASS_SRC] = imx_clk_mux("pll2_bypass_src", base + 0x30, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL3_BYPASS_SRC] = imx_clk_mux("pll3_bypass_src", base + 0x10, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL4_BYPASS_SRC] = imx_clk_mux("pll4_bypass_src", base + 0x70, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL5_BYPASS_SRC] = imx_clk_mux("pll5_bypass_src", base + 0xa0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL6_BYPASS_SRC] = imx_clk_mux("pll6_bypass_src", base + 0xe0, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
	clks[IMX6SX_PLL7_BYPASS_SRC] = imx_clk_mux("pll7_bypass_src", base + 0x20, 14, 1, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));

	/*                                    type               name    parent_name        base         div_mask */
	clks[IMX6SX_CLK_PLL1] = imx_clk_pllv3(IMX_PLLV3_SYS,     "pll1", "pll1_bypass_src", base + 0x00, 0x7f);
	clks[IMX6SX_CLK_PLL2] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2", "pll2_bypass_src", base + 0x30, 0x1);
	clks[IMX6SX_CLK_PLL3] = imx_clk_pllv3(IMX_PLLV3_USB,     "pll3", "pll3_bypass_src", base + 0x10, 0x3);
	clks[IMX6SX_CLK_PLL4] = imx_clk_pllv3(IMX_PLLV3_AV,      "pll4", "pll4_bypass_src", base + 0x70, 0x7f);
	clks[IMX6SX_CLK_PLL5] = imx_clk_pllv3(IMX_PLLV3_AV,      "pll5", "pll5_bypass_src", base + 0xa0, 0x7f);
	clks[IMX6SX_CLK_PLL6] = imx_clk_pllv3(IMX_PLLV3_ENET,    "pll6", "pll6_bypass_src", base + 0xe0, 0x3);
	clks[IMX6SX_CLK_PLL7] = imx_clk_pllv3(IMX_PLLV3_USB,     "pll7", "pll7_bypass_src", base + 0x20, 0x3);

	clks[IMX6SX_PLL1_BYPASS] = imx_clk_mux_flags("pll1_bypass", base + 0x00, 16, 1, pll1_bypass_sels, ARRAY_SIZE(pll1_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL2_BYPASS] = imx_clk_mux_flags("pll2_bypass", base + 0x30, 16, 1, pll2_bypass_sels, ARRAY_SIZE(pll2_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL3_BYPASS] = imx_clk_mux_flags("pll3_bypass", base + 0x10, 16, 1, pll3_bypass_sels, ARRAY_SIZE(pll3_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL4_BYPASS] = imx_clk_mux_flags("pll4_bypass", base + 0x70, 16, 1, pll4_bypass_sels, ARRAY_SIZE(pll4_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL5_BYPASS] = imx_clk_mux_flags("pll5_bypass", base + 0xa0, 16, 1, pll5_bypass_sels, ARRAY_SIZE(pll5_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL6_BYPASS] = imx_clk_mux_flags("pll6_bypass", base + 0xe0, 16, 1, pll6_bypass_sels, ARRAY_SIZE(pll6_bypass_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_PLL7_BYPASS] = imx_clk_mux_flags("pll7_bypass", base + 0x20, 16, 1, pll7_bypass_sels, ARRAY_SIZE(pll7_bypass_sels), CLK_SET_RATE_PARENT);

	/* Do not bypass PLLs initially */
	imx_clk_set_parent(clks[IMX6SX_PLL1_BYPASS], clks[IMX6SX_CLK_PLL1]);
	imx_clk_set_parent(clks[IMX6SX_PLL2_BYPASS], clks[IMX6SX_CLK_PLL2]);
	imx_clk_set_parent(clks[IMX6SX_PLL3_BYPASS], clks[IMX6SX_CLK_PLL3]);
	imx_clk_set_parent(clks[IMX6SX_PLL4_BYPASS], clks[IMX6SX_CLK_PLL4]);
	imx_clk_set_parent(clks[IMX6SX_PLL5_BYPASS], clks[IMX6SX_CLK_PLL5]);
	imx_clk_set_parent(clks[IMX6SX_PLL6_BYPASS], clks[IMX6SX_CLK_PLL6]);
	imx_clk_set_parent(clks[IMX6SX_PLL7_BYPASS], clks[IMX6SX_CLK_PLL7]);

	clks[IMX6SX_CLK_PLL1_SYS]	= imx_clk_fixed_factor("pll1_sys",	"pll1_bypass", 1, 1);
	clks[IMX6SX_CLK_PLL2_BUS]      = imx_clk_gate("pll2_bus",      "pll2_bypass", base + 0x30, 13);
	clks[IMX6SX_CLK_PLL3_USB_OTG]  = imx_clk_gate("pll3_usb_otg",  "pll3_bypass", base + 0x10, 13);
	clks[IMX6SX_CLK_PLL4_AUDIO]    = imx_clk_gate("pll4_audio",    "pll4_bypass", base + 0x70, 13);
	clks[IMX6SX_CLK_PLL5_VIDEO]    = imx_clk_gate("pll5_video",    "pll5_bypass", base + 0xa0, 13);
	clks[IMX6SX_CLK_PLL6_ENET]     = imx_clk_gate("pll6_enet",     "pll6_bypass", base + 0xe0, 13);
	clks[IMX6SX_CLK_PLL7_USB_HOST] = imx_clk_gate("pll7_usb_host", "pll7_bypass", base + 0x20, 13);

	/*
	 * Bit 20 is the reserved and read-only bit, we do this only for:
	 * - Do nothing for usbphy clk_enable/disable
	 * - Keep refcount when do usbphy clk_enable/disable, in that case,
	 * the clk framework may need to enable/disable usbphy's parent
	 */
	clks[IMX6SX_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg",  base + 0x10, 20);
	clks[IMX6SX_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 20);

	/*
	 * usbphy*_gate needs to be on after system boots up, and software
	 * never needs to control it anymore.
	 */
	clks[IMX6SX_CLK_USBPHY1_GATE] = imx_clk_gate("usbphy1_gate", "dummy", base + 0x10, 6);
	clks[IMX6SX_CLK_USBPHY2_GATE] = imx_clk_gate("usbphy2_gate", "dummy", base + 0x20, 6);

	/* FIXME 100Mhz is used for pcie ref for all imx6 pcie, excepted imx6q */
	clks[IMX6SX_CLK_PCIE_REF] = imx_clk_fixed_factor("pcie_ref", "pll6_enet", 1, 5);
	clks[IMX6SX_CLK_PCIE_REF_125M] = imx_clk_gate("pcie_ref_125m", "pcie_ref", base + 0xe0, 19);

	clks[IMX6SX_CLK_LVDS1_OUT] = imx_clk_gate_exclusive("lvds1_out", "lvds1_sel", base + 0x160, 10, BIT(12));
	clks[IMX6SX_CLK_LVDS2_OUT] = imx_clk_gate_exclusive("lvds2_out", "lvds2_sel", base + 0x160, 11, BIT(13));
	clks[IMX6SX_CLK_LVDS1_IN]  = imx_clk_gate_exclusive("lvds1_in",  "anaclk1",   base + 0x160, 12, BIT(10));
	clks[IMX6SX_CLK_LVDS2_IN]  = imx_clk_gate_exclusive("lvds2_in",  "anaclk2",   base + 0x160, 13, BIT(11));

	clks[IMX6SX_CLK_ENET_REF] = clk_register_divider_table(NULL, "enet_ref", "pll6_enet", 0,
			base + 0xe0, 0, 2, 0, clk_enet_ref_table,
			&imx_ccm_lock);
	clks[IMX6SX_CLK_ENET2_REF] = clk_register_divider_table(NULL, "enet2_ref", "pll6_enet", 0,
			base + 0xe0, 2, 2, 0, clk_enet_ref_table,
			&imx_ccm_lock);
	clks[IMX6SX_CLK_ENET2_REF_125M] = imx_clk_gate("enet2_ref_125m", "enet2_ref", base + 0xe0, 20);

	clks[IMX6SX_CLK_ENET_PTP_REF] = imx_clk_fixed_factor("enet_ptp_ref", "pll6_enet", 1, 20);
	clks[IMX6SX_CLK_ENET_PTP] = imx_clk_gate("enet_ptp_25m", "enet_ptp_ref", base + 0xe0, 21);

	/*                                       name              parent_name     reg           idx */
	clks[IMX6SX_CLK_PLL2_PFD0] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus",     base + 0x100, 0);
	clks[IMX6SX_CLK_PLL2_PFD1] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus",     base + 0x100, 1);
	clks[IMX6SX_CLK_PLL2_PFD2] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus",     base + 0x100, 2);
	clks[IMX6SX_CLK_PLL2_PFD3] = imx_clk_pfd("pll2_pfd3_594m", "pll2_bus",     base + 0x100, 3);
	clks[IMX6SX_CLK_PLL3_PFD0] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0,  0);
	clks[IMX6SX_CLK_PLL3_PFD1] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0,  1);
	clks[IMX6SX_CLK_PLL3_PFD2] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0,  2);
	clks[IMX6SX_CLK_PLL3_PFD3] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0,  3);

	/*                                                name         parent_name       mult div */
	clks[IMX6SX_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1,   2);
	clks[IMX6SX_CLK_PLL3_120M] = imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg",   1,   4);
	clks[IMX6SX_CLK_PLL3_80M]  = imx_clk_fixed_factor("pll3_80m",  "pll3_usb_otg",   1,   6);
	clks[IMX6SX_CLK_PLL3_60M]  = imx_clk_fixed_factor("pll3_60m",  "pll3_usb_otg",   1,   8);
	clks[IMX6SX_CLK_TWD]       = imx_clk_fixed_factor("twd",       "arm",            1,   2);
	clks[IMX6SX_CLK_GPT_3M]    = imx_clk_fixed_factor("gpt_3m",    "osc",            1,   8);

	clks[IMX6SX_CLK_PLL4_POST_DIV]  = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio",
				CLK_SET_RATE_PARENT, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
	clks[IMX6SX_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div",
				CLK_SET_RATE_PARENT, base + 0x170, 15, 1, 0, &imx_ccm_lock);
	clks[IMX6SX_CLK_PLL5_POST_DIV]  = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video",
				CLK_SET_RATE_PARENT, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
	clks[IMX6SX_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div",
				CLK_SET_RATE_PARENT, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);

	/*                                                name                reg           shift   width   parent_names       num_parents */
	clks[IMX6SX_CLK_LVDS1_SEL]          = imx_clk_mux("lvds1_sel",        base + 0x160, 0,      5,      lvds_sels,         ARRAY_SIZE(lvds_sels));
	clks[IMX6SX_CLK_LVDS2_SEL]          = imx_clk_mux("lvds2_sel",        base + 0x160, 5,      5,      lvds_sels,         ARRAY_SIZE(lvds_sels));

	np = ccm_node;
	base = of_iomap(np, 0);
	WARN_ON(!base);

	imx6q_pm_set_ccm_base(base);

	/*                                                name                reg           shift   width   parent_names       num_parents */
	clks[IMX6SX_CLK_STEP]               = imx_clk_mux("step",             base + 0xc,   8,      1,      step_sels,         ARRAY_SIZE(step_sels));
	clks[IMX6SX_CLK_PLL1_SW]            = imx_clk_mux_glitchless("pll1_sw",          base + 0xc,   2,      1,      pll1_sw_sels,      ARRAY_SIZE(pll1_sw_sels));
	clks[IMX6SX_CLK_OCRAM_SEL]          = imx_clk_mux("ocram_sel",        base + 0x14,  6,      2,      ocram_sels,        ARRAY_SIZE(ocram_sels));
	clks[IMX6SX_CLK_PERIPH_PRE]         = imx_clk_mux_bus("periph_pre",       base + 0x18,  18,     2,      periph_pre_sels,   ARRAY_SIZE(periph_pre_sels));
	clks[IMX6SX_CLK_PERIPH2_PRE]        = imx_clk_mux_bus("periph2_pre",      base + 0x18,  21,     2,      periph2_pre_sels,   ARRAY_SIZE(periph2_pre_sels));
	clks[IMX6SX_CLK_PERIPH_CLK2_SEL]    = imx_clk_mux_bus("periph_clk2_sel",  base + 0x18,  12,     2,      periph_clk2_sels,  ARRAY_SIZE(periph_clk2_sels));
	clks[IMX6SX_CLK_PERIPH2_CLK2_SEL]   = imx_clk_mux_bus("periph2_clk2_sel", base + 0x18,  20,     1,      periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
	clks[IMX6SX_CLK_PCIE_AXI_SEL]       = imx_clk_mux("pcie_axi_sel",     base + 0x18,  10,     1,      pcie_axi_sels,     ARRAY_SIZE(pcie_axi_sels));
	clks[IMX6SX_CLK_GPU_AXI_SEL]        = imx_clk_mux("gpu_axi_sel",      base + 0x18,  8,      2,      gpu_axi_sels,      ARRAY_SIZE(gpu_axi_sels));
	clks[IMX6SX_CLK_GPU_CORE_SEL]       = imx_clk_mux("gpu_core_sel",     base + 0x18,  4,      2,      gpu_core_sels,     ARRAY_SIZE(gpu_core_sels));
	clks[IMX6SX_CLK_EIM_SLOW_SEL]       = imx_clk_mux("eim_slow_sel",     base + 0x1c,  29,     2,      eim_slow_sels,     ARRAY_SIZE(eim_slow_sels));
	clks[IMX6SX_CLK_USDHC1_SEL]         = imx_clk_mux("usdhc1_sel",       base + 0x1c,  16,     1,      usdhc_sels,        ARRAY_SIZE(usdhc_sels));
	clks[IMX6SX_CLK_USDHC2_SEL]         = imx_clk_mux("usdhc2_sel",       base + 0x1c,  17,     1,      usdhc_sels,        ARRAY_SIZE(usdhc_sels));
	clks[IMX6SX_CLK_USDHC3_SEL]         = imx_clk_mux("usdhc3_sel",       base + 0x1c,  18,     1,      usdhc_sels,        ARRAY_SIZE(usdhc_sels));
	clks[IMX6SX_CLK_USDHC4_SEL]         = imx_clk_mux("usdhc4_sel",       base + 0x1c,  19,     1,      usdhc_sels,        ARRAY_SIZE(usdhc_sels));
	clks[IMX6SX_CLK_SSI3_SEL]           = imx_clk_mux("ssi3_sel",         base + 0x1c,  14,     2,      ssi_sels,          ARRAY_SIZE(ssi_sels));
	clks[IMX6SX_CLK_SSI2_SEL]           = imx_clk_mux("ssi2_sel",         base + 0x1c,  12,     2,      ssi_sels,          ARRAY_SIZE(ssi_sels));
	clks[IMX6SX_CLK_SSI1_SEL]           = imx_clk_mux("ssi1_sel",         base + 0x1c,  10,     2,      ssi_sels,          ARRAY_SIZE(ssi_sels));
	clks[IMX6SX_CLK_QSPI1_SEL]          = imx_clk_mux("qspi1_sel",        base + 0x1c,  7,      3,      qspi1_sels,        ARRAY_SIZE(qspi1_sels));
	clks[IMX6SX_CLK_PERCLK_SEL]         = imx_clk_mux("perclk_sel",       base + 0x1c,  6,      1,      perclk_sels,       ARRAY_SIZE(perclk_sels));
	clks[IMX6SX_CLK_VID_SEL]            = imx_clk_mux("vid_sel",          base + 0x20,  21,     3,      vid_sels,          ARRAY_SIZE(vid_sels));
	clks[IMX6SX_CLK_ESAI_SEL]           = imx_clk_mux("esai_sel",         base + 0x20,  19,     2,      audio_sels,        ARRAY_SIZE(audio_sels));
	clks[IMX6SX_CLK_CAN_SEL]            = imx_clk_mux("can_sel",          base + 0x20,  8,      2,      can_sels,          ARRAY_SIZE(can_sels));
	clks[IMX6SX_CLK_UART_SEL]           = imx_clk_mux("uart_sel",         base + 0x24,  6,      1,      uart_sels,         ARRAY_SIZE(uart_sels));
	clks[IMX6SX_CLK_QSPI2_SEL]          = imx_clk_mux("qspi2_sel",        base + 0x2c,  15,     3,      qspi2_sels,        ARRAY_SIZE(qspi2_sels));
	clks[IMX6SX_CLK_SPDIF_SEL]          = imx_clk_mux("spdif_sel",        base + 0x30,  20,     2,      audio_sels,        ARRAY_SIZE(audio_sels));
	clks[IMX6SX_CLK_AUDIO_SEL]          = imx_clk_mux("audio_sel",        base + 0x30,  7,      2,      audio_sels,        ARRAY_SIZE(audio_sels));
	clks[IMX6SX_CLK_ENET_PRE_SEL]       = imx_clk_mux("enet_pre_sel",     base + 0x34,  15,     3,      enet_pre_sels,     ARRAY_SIZE(enet_pre_sels));
	clks[IMX6SX_CLK_ENET_SEL]           = imx_clk_mux("enet_sel",         base + 0x34,  9,      3,      enet_sels,         ARRAY_SIZE(enet_sels));
	clks[IMX6SX_CLK_M4_PRE_SEL]         = imx_clk_mux("m4_pre_sel",       base + 0x34,  6,      3,      m4_pre_sels,       ARRAY_SIZE(m4_pre_sels));
	clks[IMX6SX_CLK_M4_SEL]             = imx_clk_mux("m4_sel",           base + 0x34,  0,      3,      m4_sels,           ARRAY_SIZE(m4_sels));
	clks[IMX6SX_CLK_ECSPI_SEL]          = imx_clk_mux("ecspi_sel",        base + 0x38,  18,     1,      ecspi_sels,        ARRAY_SIZE(ecspi_sels));
	clks[IMX6SX_CLK_LCDIF2_PRE_SEL]     = imx_clk_mux("lcdif2_pre_sel",   base + 0x38,  6,      3,      lcdif2_pre_sels,   ARRAY_SIZE(lcdif2_pre_sels));
	clks[IMX6SX_CLK_LCDIF2_SEL]         = imx_clk_mux("lcdif2_sel",       base + 0x38,  0,      3,      lcdif2_sels,       ARRAY_SIZE(lcdif2_sels));
	clks[IMX6SX_CLK_DISPLAY_SEL]        = imx_clk_mux("display_sel",      base + 0x3c,  14,     2,      display_sels,      ARRAY_SIZE(display_sels));
	clks[IMX6SX_CLK_CSI_SEL]            = imx_clk_mux("csi_sel",          base + 0x3c,  9,      2,      csi_sels,          ARRAY_SIZE(csi_sels));
	clks[IMX6SX_CLK_CKO1_SEL]           = imx_clk_mux("cko1_sel",         base + 0x60,  0,      4,      cko1_sels,         ARRAY_SIZE(cko1_sels));
	clks[IMX6SX_CLK_CKO2_SEL]           = imx_clk_mux("cko2_sel",         base + 0x60,  16,     5,      cko2_sels,         ARRAY_SIZE(cko2_sels));
	clks[IMX6SX_CLK_CKO]                = imx_clk_mux("cko",              base + 0x60,  8,      1,      cko_sels,          ARRAY_SIZE(cko_sels));

	clks[IMX6SX_CLK_LDB_DI1_DIV_SEL]    = imx_clk_mux_flags("ldb_di1_div_sel", base + 0x20, 11, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_CLK_LDB_DI0_DIV_SEL]    = imx_clk_mux_flags("ldb_di0_div_sel", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_CLK_LDB_DI1_SEL]        = imx_clk_mux_flags("ldb_di1_sel",     base + 0x2c, 12, 3, ldb_di1_sels,      ARRAY_SIZE(ldb_di1_sels),    CLK_SET_RATE_PARENT);
	clks[IMX6SX_CLK_LDB_DI0_SEL]        = imx_clk_mux_flags("ldb_di0_sel",     base + 0x2c, 9,  3, ldb_di0_sels,      ARRAY_SIZE(ldb_di0_sels),    CLK_SET_RATE_PARENT);
	clks[IMX6SX_CLK_LCDIF1_PRE_SEL]     = imx_clk_mux_flags("lcdif1_pre_sel",  base + 0x38, 15, 3, lcdif1_pre_sels,   ARRAY_SIZE(lcdif1_pre_sels), CLK_SET_RATE_PARENT);
	clks[IMX6SX_CLK_LCDIF1_SEL]         = imx_clk_mux_flags("lcdif1_sel",      base + 0x38, 9,  3, lcdif1_sels,       ARRAY_SIZE(lcdif1_sels),     CLK_SET_RATE_PARENT);

	/*                                                    name              parent_name          reg          shift width */
	clks[IMX6SX_CLK_PERIPH_CLK2]        = imx_clk_divider("periph_clk2",    "periph_clk2_sel",   base + 0x14, 27,   3);
	clks[IMX6SX_CLK_PERIPH2_CLK2]       = imx_clk_divider("periph2_clk2",   "periph2_clk2_sel",  base + 0x14, 0,    3);
	clks[IMX6SX_CLK_IPG]                = imx_clk_divider("ipg",            "ahb",               base + 0x14, 8,    2);
	clks[IMX6SX_CLK_GPU_CORE_PODF]      = imx_clk_divider("gpu_core_podf",  "gpu_core_sel",      base + 0x18, 29,   3);
	clks[IMX6SX_CLK_GPU_AXI_PODF]       = imx_clk_divider("gpu_axi_podf",   "gpu_axi_sel",       base + 0x18, 26,   3);
	clks[IMX6SX_CLK_LCDIF1_PODF]        = imx_clk_divider("lcdif1_podf",    "lcdif1_pred",       base + 0x18, 23,   3);
	clks[IMX6SX_CLK_QSPI1_PODF]         = imx_clk_divider("qspi1_podf",     "qspi1_sel",         base + 0x1c, 26,   3);
	clks[IMX6SX_CLK_EIM_SLOW_PODF]      = imx_clk_divider("eim_slow_podf",  "eim_slow_sel",      base + 0x1c, 23,   3);
	clks[IMX6SX_CLK_LCDIF2_PODF]        = imx_clk_divider("lcdif2_podf",    "lcdif2_pred",       base + 0x1c, 20,   3);
	clks[IMX6SX_CLK_PERCLK]             = imx_clk_divider("perclk",         "perclk_sel",        base + 0x1c, 0,    6);
	clks[IMX6SX_CLK_VID_PODF]           = imx_clk_divider("vid_podf",       "vid_sel",           base + 0x20, 24,   2);
	clks[IMX6SX_CLK_CAN_PODF]           = imx_clk_divider("can_podf",       "can_sel",           base + 0x20, 2,    6);
	clks[IMX6SX_CLK_USDHC4_PODF]        = imx_clk_divider("usdhc4_podf",    "usdhc4_sel",        base + 0x24, 22,   3);
	clks[IMX6SX_CLK_USDHC3_PODF]        = imx_clk_divider("usdhc3_podf",    "usdhc3_sel",        base + 0x24, 19,   3);
	clks[IMX6SX_CLK_USDHC2_PODF]        = imx_clk_divider("usdhc2_podf",    "usdhc2_sel",        base + 0x24, 16,   3);
	clks[IMX6SX_CLK_USDHC1_PODF]        = imx_clk_divider("usdhc1_podf",    "usdhc1_sel",        base + 0x24, 11,   3);
	clks[IMX6SX_CLK_UART_PODF]          = imx_clk_divider("uart_podf",      "uart_sel",          base + 0x24, 0,    6);
	clks[IMX6SX_CLK_ESAI_PRED]          = imx_clk_divider("esai_pred",      "esai_sel",          base + 0x28, 9,    3);
	clks[IMX6SX_CLK_ESAI_PODF]          = imx_clk_divider("esai_podf",      "esai_pred",         base + 0x28, 25,   3);
	clks[IMX6SX_CLK_SSI3_PRED]          = imx_clk_divider("ssi3_pred",      "ssi3_sel",          base + 0x28, 22,   3);
	clks[IMX6SX_CLK_SSI3_PODF]          = imx_clk_divider("ssi3_podf",      "ssi3_pred",         base + 0x28, 16,   6);
	clks[IMX6SX_CLK_SSI1_PRED]          = imx_clk_divider("ssi1_pred",      "ssi1_sel",          base + 0x28, 6,    3);
	clks[IMX6SX_CLK_SSI1_PODF]          = imx_clk_divider("ssi1_podf",      "ssi1_pred",         base + 0x28, 0,    6);
	clks[IMX6SX_CLK_QSPI2_PRED]         = imx_clk_divider("qspi2_pred",     "qspi2_sel",         base + 0x2c, 18,   3);
	clks[IMX6SX_CLK_QSPI2_PODF]         = imx_clk_divider("qspi2_podf",     "qspi2_pred",        base + 0x2c, 21,   6);
	clks[IMX6SX_CLK_SSI2_PRED]          = imx_clk_divider("ssi2_pred",      "ssi2_sel",          base + 0x2c, 6,    3);
	clks[IMX6SX_CLK_SSI2_PODF]          = imx_clk_divider("ssi2_podf",      "ssi2_pred",         base + 0x2c, 0,    6);
	clks[IMX6SX_CLK_SPDIF_PRED]         = imx_clk_divider("spdif_pred",     "spdif_sel",         base + 0x30, 25,   3);
	clks[IMX6SX_CLK_SPDIF_PODF]         = imx_clk_divider("spdif_podf",     "spdif_pred",        base + 0x30, 22,   3);
	clks[IMX6SX_CLK_AUDIO_PRED]         = imx_clk_divider("audio_pred",     "audio_sel",         base + 0x30, 12,   3);
	clks[IMX6SX_CLK_AUDIO_PODF]         = imx_clk_divider("audio_podf",     "audio_pred",        base + 0x30, 9,    3);
	clks[IMX6SX_CLK_ENET_PODF]          = imx_clk_divider("enet_podf",      "enet_pre_sel",      base + 0x34, 12,   3);
	clks[IMX6SX_CLK_M4_PODF]            = imx_clk_divider("m4_podf",        "m4_sel",            base + 0x34, 3,    3);
	clks[IMX6SX_CLK_ECSPI_PODF]         = imx_clk_divider("ecspi_podf",     "ecspi_sel",         base + 0x38, 19,   6);
	clks[IMX6SX_CLK_LCDIF1_PRED]        = imx_clk_divider("lcdif1_pred",    "lcdif1_pre_sel",    base + 0x38, 12,   3);
	clks[IMX6SX_CLK_LCDIF2_PRED]        = imx_clk_divider("lcdif2_pred",    "lcdif2_pre_sel",    base + 0x38, 3,    3);
	clks[IMX6SX_CLK_DISPLAY_PODF]       = imx_clk_divider("display_podf",   "display_sel",       base + 0x3c, 16,   3);
	clks[IMX6SX_CLK_CSI_PODF]           = imx_clk_divider("csi_podf",       "csi_sel",           base + 0x3c, 11,   3);
	clks[IMX6SX_CLK_CKO1_PODF]          = imx_clk_divider("cko1_podf",      "cko1_sel",          base + 0x60, 4,    3);
	clks[IMX6SX_CLK_CKO2_PODF]          = imx_clk_divider("cko2_podf",      "cko2_sel",          base + 0x60, 21,   3);

	clks[IMX6SX_CLK_LDB_DI0_DIV_3_5]    = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
	clks[IMX6SX_CLK_LDB_DI0_DIV_7]      = imx_clk_fixed_factor("ldb_di0_div_7",   "ldb_di0_sel", 1, 7);
	clks[IMX6SX_CLK_LDB_DI1_DIV_3_5]    = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
	clks[IMX6SX_CLK_LDB_DI1_DIV_7]      = imx_clk_fixed_factor("ldb_di1_div_7",   "ldb_di1_sel", 1, 7);

	/*                                               name        reg          shift width busy: reg,   shift parent_names       num_parents */
	clks[IMX6SX_CLK_PERIPH]       = imx_clk_busy_mux("periph",   base + 0x14, 25,   1,    base + 0x48, 5,    periph_sels,       ARRAY_SIZE(periph_sels));
	clks[IMX6SX_CLK_PERIPH2]      = imx_clk_busy_mux("periph2",  base + 0x14, 26,   1,    base + 0x48, 3,    periph2_sels,      ARRAY_SIZE(periph2_sels));
	/*                                                   name             parent_name    reg          shift width busy: reg,   shift */
	clks[IMX6SX_CLK_OCRAM_PODF]   = imx_clk_busy_divider("ocram_podf",    "ocram_sel",   base + 0x14, 16,   3,    base + 0x48, 0);
	clks[IMX6SX_CLK_AHB]          = imx_clk_busy_divider("ahb",           "periph",      base + 0x14, 10,   3,    base + 0x48, 1);
	clks[IMX6SX_CLK_MMDC_PODF]    = imx_clk_busy_divider("mmdc_podf",     "periph2",     base + 0x14, 3,    3,    base + 0x48, 2);
	clks[IMX6SX_CLK_ARM]          = imx_clk_busy_divider("arm",           "pll1_sw",     base + 0x10, 0,    3,    base + 0x48, 16);

	/*                                            name             parent_name          reg         shift */
	/* CCGR0 */
	clks[IMX6SX_CLK_AIPS_TZ1]     = imx_clk_gate2("aips_tz1",      "ahb",               base + 0x68, 0);
	clks[IMX6SX_CLK_AIPS_TZ2]     = imx_clk_gate2("aips_tz2",      "ahb",               base + 0x68, 2);
	clks[IMX6SX_CLK_APBH_DMA]     = imx_clk_gate2("apbh_dma",      "usdhc3",            base + 0x68, 4);
	clks[IMX6SX_CLK_ASRC_MEM]     = imx_clk_gate2_shared("asrc_mem", "ahb",             base + 0x68, 6, &share_count_asrc);
	clks[IMX6SX_CLK_ASRC_IPG]     = imx_clk_gate2_shared("asrc_ipg", "ahb",             base + 0x68, 6, &share_count_asrc);
	clks[IMX6SX_CLK_CAAM_MEM]     = imx_clk_gate2("caam_mem",      "ahb",               base + 0x68, 8);
	clks[IMX6SX_CLK_CAAM_ACLK]    = imx_clk_gate2("caam_aclk",     "ahb",               base + 0x68, 10);
	clks[IMX6SX_CLK_CAAM_IPG]     = imx_clk_gate2("caam_ipg",      "ipg",               base + 0x68, 12);
	clks[IMX6SX_CLK_CAN1_IPG]     = imx_clk_gate2("can1_ipg",      "ipg",               base + 0x68, 14);
	clks[IMX6SX_CLK_CAN1_SERIAL]  = imx_clk_gate2("can1_serial",   "can_podf",          base + 0x68, 16);
	clks[IMX6SX_CLK_CAN2_IPG]     = imx_clk_gate2("can2_ipg",      "ipg",               base + 0x68, 18);
	clks[IMX6SX_CLK_CAN2_SERIAL]  = imx_clk_gate2("can2_serial",   "can_podf",          base + 0x68, 20);
	clks[IMX6SX_CLK_DCIC1]        = imx_clk_gate2("dcic1",         "display_podf",      base + 0x68, 24);
	clks[IMX6SX_CLK_DCIC2]        = imx_clk_gate2("dcic2",         "display_podf",      base + 0x68, 26);
	clks[IMX6SX_CLK_AIPS_TZ3]     = imx_clk_gate2("aips_tz3",      "ahb",               base + 0x68, 30);

	/* CCGR1 */
	clks[IMX6SX_CLK_ECSPI1]       = imx_clk_gate2("ecspi1",        "ecspi_podf",        base + 0x6c, 0);
	clks[IMX6SX_CLK_ECSPI2]       = imx_clk_gate2("ecspi2",        "ecspi_podf",        base + 0x6c, 2);
	clks[IMX6SX_CLK_ECSPI3]       = imx_clk_gate2("ecspi3",        "ecspi_podf",        base + 0x6c, 4);
	clks[IMX6SX_CLK_ECSPI4]       = imx_clk_gate2("ecspi4",        "ecspi_podf",        base + 0x6c, 6);
	clks[IMX6SX_CLK_ECSPI5]       = imx_clk_gate2("ecspi5",        "ecspi_podf",        base + 0x6c, 8);
	clks[IMX6SX_CLK_EPIT1]        = imx_clk_gate2("epit1",         "perclk",            base + 0x6c, 12);
	clks[IMX6SX_CLK_EPIT2]        = imx_clk_gate2("epit2",         "perclk",            base + 0x6c, 14);
	clks[IMX6SX_CLK_ESAI_EXTAL]   = imx_clk_gate2_shared("esai_extal", "esai_podf",     base + 0x6c, 16, &share_count_esai);
	clks[IMX6SX_CLK_ESAI_IPG]     = imx_clk_gate2_shared("esai_ipg",   "ahb",           base + 0x6c, 16, &share_count_esai);
	clks[IMX6SX_CLK_ESAI_MEM]     = imx_clk_gate2_shared("esai_mem",   "ahb",           base + 0x6c, 16, &share_count_esai);
	clks[IMX6SX_CLK_WAKEUP]       = imx_clk_gate2("wakeup",        "ipg",               base + 0x6c, 18);
	clks[IMX6SX_CLK_GPT_BUS]      = imx_clk_gate2("gpt_bus",       "perclk",            base + 0x6c, 20);
	clks[IMX6SX_CLK_GPT_SERIAL]   = imx_clk_gate2("gpt_serial",    "perclk",            base + 0x6c, 22);
	clks[IMX6SX_CLK_GPU]          = imx_clk_gate2("gpu",           "gpu_core_podf",     base + 0x6c, 26);
	clks[IMX6SX_CLK_CANFD]        = imx_clk_gate2("canfd",         "can_podf",          base + 0x6c, 30);

	/* CCGR2 */
	clks[IMX6SX_CLK_CSI]          = imx_clk_gate2("csi",           "csi_podf",          base + 0x70, 2);
	clks[IMX6SX_CLK_I2C1]         = imx_clk_gate2("i2c1",          "perclk",            base + 0x70, 6);
	clks[IMX6SX_CLK_I2C2]         = imx_clk_gate2("i2c2",          "perclk",            base + 0x70, 8);
	clks[IMX6SX_CLK_I2C3]         = imx_clk_gate2("i2c3",          "perclk",            base + 0x70, 10);
	clks[IMX6SX_CLK_OCOTP]        = imx_clk_gate2("ocotp",         "ipg",               base + 0x70, 12);
	clks[IMX6SX_CLK_IOMUXC]       = imx_clk_gate2("iomuxc",        "lcdif1_podf",       base + 0x70, 14);
	clks[IMX6SX_CLK_IPMUX1]       = imx_clk_gate2("ipmux1",        "ahb",               base + 0x70, 16);
	clks[IMX6SX_CLK_IPMUX2]       = imx_clk_gate2("ipmux2",        "ahb",               base + 0x70, 18);
	clks[IMX6SX_CLK_IPMUX3]       = imx_clk_gate2("ipmux3",        "ahb",               base + 0x70, 20);
	clks[IMX6SX_CLK_TZASC1]       = imx_clk_gate2("tzasc1",        "mmdc_podf",         base + 0x70, 22);
	clks[IMX6SX_CLK_LCDIF_APB]    = imx_clk_gate2("lcdif_apb",     "display_podf",      base + 0x70, 28);
	clks[IMX6SX_CLK_PXP_AXI]      = imx_clk_gate2("pxp_axi",       "display_podf",      base + 0x70, 30);

	/* CCGR3 */
	clks[IMX6SX_CLK_M4]           = imx_clk_gate2("m4",            "m4_podf",           base + 0x74, 2);
	clks[IMX6SX_CLK_ENET]         = imx_clk_gate2("enet",          "ipg",               base + 0x74, 4);
	clks[IMX6SX_CLK_ENET_AHB]     = imx_clk_gate2("enet_ahb",      "enet_sel",          base + 0x74, 4);
	clks[IMX6SX_CLK_DISPLAY_AXI]  = imx_clk_gate2("display_axi",   "display_podf",      base + 0x74, 6);
	clks[IMX6SX_CLK_LCDIF2_PIX]   = imx_clk_gate2("lcdif2_pix",    "lcdif2_sel",        base + 0x74, 8);
	clks[IMX6SX_CLK_LCDIF1_PIX]   = imx_clk_gate2("lcdif1_pix",    "lcdif1_sel",        base + 0x74, 10);
	clks[IMX6SX_CLK_LDB_DI0]      = imx_clk_gate2("ldb_di0",       "ldb_di0_div_sel",   base + 0x74, 12);
	clks[IMX6SX_CLK_QSPI1]        = imx_clk_gate2("qspi1",         "qspi1_podf",        base + 0x74, 14);
	clks[IMX6SX_CLK_MLB]          = imx_clk_gate2("mlb",           "ahb",               base + 0x74, 18);
	clks[IMX6SX_CLK_MMDC_P0_FAST] = imx_clk_gate2("mmdc_p0_fast",  "mmdc_podf",         base + 0x74, 20);
	clks[IMX6SX_CLK_MMDC_P0_IPG]  = imx_clk_gate2("mmdc_p0_ipg",   "ipg",               base + 0x74, 24);
	clks[IMX6SX_CLK_OCRAM]        = imx_clk_gate2("ocram",         "ocram_podf",        base + 0x74, 28);

	/* CCGR4 */
	clks[IMX6SX_CLK_PCIE_AXI]     = imx_clk_gate2("pcie_axi",      "display_podf",      base + 0x78, 0);
	clks[IMX6SX_CLK_QSPI2]        = imx_clk_gate2("qspi2",         "qspi2_podf",        base + 0x78, 10);
	clks[IMX6SX_CLK_PER1_BCH]     = imx_clk_gate2("per1_bch",      "usdhc3",            base + 0x78, 12);
	clks[IMX6SX_CLK_PER2_MAIN]    = imx_clk_gate2("per2_main",     "ahb",               base + 0x78, 14);
	clks[IMX6SX_CLK_PWM1]         = imx_clk_gate2("pwm1",          "perclk",            base + 0x78, 16);
	clks[IMX6SX_CLK_PWM2]         = imx_clk_gate2("pwm2",          "perclk",            base + 0x78, 18);
	clks[IMX6SX_CLK_PWM3]         = imx_clk_gate2("pwm3",          "perclk",            base + 0x78, 20);
	clks[IMX6SX_CLK_PWM4]         = imx_clk_gate2("pwm4",          "perclk",            base + 0x78, 22);
	clks[IMX6SX_CLK_GPMI_BCH_APB] = imx_clk_gate2("gpmi_bch_apb",  "usdhc3",            base + 0x78, 24);
	clks[IMX6SX_CLK_GPMI_BCH]     = imx_clk_gate2("gpmi_bch",      "usdhc4",            base + 0x78, 26);
	clks[IMX6SX_CLK_GPMI_IO]      = imx_clk_gate2("gpmi_io",       "qspi2_podf",        base + 0x78, 28);
	clks[IMX6SX_CLK_GPMI_APB]     = imx_clk_gate2("gpmi_apb",      "usdhc3",            base + 0x78, 30);

	/* CCGR5 */
	clks[IMX6SX_CLK_ROM]          = imx_clk_gate2("rom",           "ahb",               base + 0x7c, 0);
	clks[IMX6SX_CLK_SDMA]         = imx_clk_gate2("sdma",          "ahb",               base + 0x7c, 6);
	clks[IMX6SX_CLK_SPBA]         = imx_clk_gate2("spba",          "ipg",               base + 0x7c, 12);
	clks[IMX6SX_CLK_AUDIO]        = imx_clk_gate2_shared("audio",  "audio_podf",        base + 0x7c, 14, &share_count_audio);
	clks[IMX6SX_CLK_SPDIF]        = imx_clk_gate2_shared("spdif",  "spdif_podf",        base + 0x7c, 14, &share_count_audio);
	clks[IMX6SX_CLK_SPDIF_GCLK]   = imx_clk_gate2_shared("spdif_gclk",    "ipg",        base + 0x7c, 14, &share_count_audio);
	clks[IMX6SX_CLK_SSI1_IPG]     = imx_clk_gate2_shared("ssi1_ipg",      "ipg",        base + 0x7c, 18, &share_count_ssi1);
	clks[IMX6SX_CLK_SSI2_IPG]     = imx_clk_gate2_shared("ssi2_ipg",      "ipg",        base + 0x7c, 20, &share_count_ssi2);
	clks[IMX6SX_CLK_SSI3_IPG]     = imx_clk_gate2_shared("ssi3_ipg",      "ipg",        base + 0x7c, 22, &share_count_ssi3);
	clks[IMX6SX_CLK_SSI1]         = imx_clk_gate2_shared("ssi1",          "ssi1_podf",  base + 0x7c, 18, &share_count_ssi1);
	clks[IMX6SX_CLK_SSI2]         = imx_clk_gate2_shared("ssi2",          "ssi2_podf",  base + 0x7c, 20, &share_count_ssi2);
	clks[IMX6SX_CLK_SSI3]         = imx_clk_gate2_shared("ssi3",          "ssi3_podf",  base + 0x7c, 22, &share_count_ssi3);
	clks[IMX6SX_CLK_UART_IPG]     = imx_clk_gate2("uart_ipg",      "ipg",               base + 0x7c, 24);
	clks[IMX6SX_CLK_UART_SERIAL]  = imx_clk_gate2("uart_serial",   "uart_podf",         base + 0x7c, 26);
	clks[IMX6SX_CLK_SAI1_IPG]     = imx_clk_gate2_shared("sai1_ipg",   "ipg",           base + 0x7c, 28, &share_count_sai1);
	clks[IMX6SX_CLK_SAI2_IPG]     = imx_clk_gate2_shared("sai2_ipg",   "ipg",           base + 0x7c, 30, &share_count_sai2);
	clks[IMX6SX_CLK_SAI1]         = imx_clk_gate2_shared("sai1",       "ssi1_podf",     base + 0x7c, 28, &share_count_sai1);
	clks[IMX6SX_CLK_SAI2]         = imx_clk_gate2_shared("sai2",       "ssi2_podf",     base + 0x7c, 30, &share_count_sai2);

	/* CCGR6 */
	clks[IMX6SX_CLK_USBOH3]       = imx_clk_gate2("usboh3",        "ipg",               base + 0x80, 0);
	clks[IMX6SX_CLK_USDHC1]       = imx_clk_gate2("usdhc1",        "usdhc1_podf",       base + 0x80, 2);
	clks[IMX6SX_CLK_USDHC2]       = imx_clk_gate2("usdhc2",        "usdhc2_podf",       base + 0x80, 4);
	clks[IMX6SX_CLK_USDHC3]       = imx_clk_gate2("usdhc3",        "usdhc3_podf",       base + 0x80, 6);
	clks[IMX6SX_CLK_USDHC4]       = imx_clk_gate2("usdhc4",        "usdhc4_podf",       base + 0x80, 8);
	clks[IMX6SX_CLK_EIM_SLOW]     = imx_clk_gate2("eim_slow",      "eim_slow_podf",     base + 0x80, 10);
	clks[IMX6SX_CLK_PWM8]         = imx_clk_gate2("pwm8",          "perclk",            base + 0x80, 16);
	clks[IMX6SX_CLK_VADC]         = imx_clk_gate2("vadc",          "vid_podf",          base + 0x80, 20);
	clks[IMX6SX_CLK_GIS]          = imx_clk_gate2("gis",           "display_podf",      base + 0x80, 22);
	clks[IMX6SX_CLK_I2C4]         = imx_clk_gate2("i2c4",          "perclk",            base + 0x80, 24);
	clks[IMX6SX_CLK_PWM5]         = imx_clk_gate2("pwm5",          "perclk",            base + 0x80, 26);
	clks[IMX6SX_CLK_PWM6]         = imx_clk_gate2("pwm6",          "perclk",            base + 0x80, 28);
	clks[IMX6SX_CLK_PWM7]         = imx_clk_gate2("pwm7",          "perclk",            base + 0x80, 30);

	clks[IMX6SX_CLK_CKO1]         = imx_clk_gate("cko1",           "cko1_podf",         base + 0x60, 7);
	clks[IMX6SX_CLK_CKO2]         = imx_clk_gate("cko2",           "cko2_podf",         base + 0x60, 24);

	/* get those shared clk nodes if M4 is active */
	if (imx_src_is_m4_enabled()) {
		u32 num;

		of_property_read_u32(np, "fsl,shared-clks-number", &num);
		if (num > MAX_SHARED_CLK_NUMBER)
			pr_err("clk: shared clk nodes exceed the max number!\n");
		of_property_read_u32_array(np, "fsl,shared-clks-index",
			clks_shared, num);
		if (of_property_read_u32(np, "fsl,shared-mem-addr",
			&shared_mem_paddr))
			pr_err("clk: fsl,shared-mem-addr NOT found!\n");
		if (of_property_read_u32(np, "fsl,shared-mem-size",
			&shared_mem_size))
			pr_err("clk: fsl,shared-mem-size NOT found!\n");
	}

	/* mask handshake of mmdc */
	writel_relaxed(BM_CCM_CCDR_MMDC_CH0_MASK, base + CCDR);

	imx_check_clocks(clks, ARRAY_SIZE(clks));

	/*
	 * QSPI2/GPMI_IO share the same clock source but with the
	 * different gate, need explicitely gate the QSPI2 & GPMI_IO
	 * during the clock init phase according to the SOC design.
	 */
	if (!imx_src_is_m4_enabled()) {
		writel_relaxed(readl_relaxed(base + 0x78) &
			~(3 << CCM_CCGR_OFFSET(5)), base + 0x78);
		writel_relaxed(readl_relaxed(base + 0x78) &
			~(3 << CCM_CCGR_OFFSET(14)), base + 0x78);
	}

	clk_data.clks = clks;
	clk_data.clk_num = ARRAY_SIZE(clks);
	of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);

	/*
	 * As some of the modules need to access ocotp in MSL,
	 * need to make sure ocotp clk(CCM_CCGR2_CG6) is enabled
	 * during MSL, as on i.MX6SX, accessing OCOTP registers
	 * needs its clk on, it will be disabled by clk late
	 * init and managed by ocotp driver.
	 */
	writel_relaxed(readl_relaxed(base + 0x70) | 1 << 12, base + 0x70);

	/* maintain M4 usecount */
	if (imx_src_is_m4_enabled())
		imx_clk_prepare_enable(clks[IMX6SX_CLK_M4]);

	/* set perclk to from OSC */
	imx_clk_set_parent(clks[IMX6SX_CLK_PERCLK_SEL], clks[IMX6SX_CLK_OSC]);

	if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
		imx_clk_prepare_enable(clks[IMX6SX_CLK_USBPHY1_GATE]);
		imx_clk_prepare_enable(clks[IMX6SX_CLK_USBPHY2_GATE]);
	}

	/* Set the default 132MHz for EIM module */
	imx_clk_set_parent(clks[IMX6SX_CLK_EIM_SLOW_SEL], clks[IMX6SX_CLK_PLL2_PFD2]);
	imx_clk_set_rate(clks[IMX6SX_CLK_EIM_SLOW], 132000000);

	/* set parent clock for LCDIF1 pixel clock */
	imx_clk_set_parent(clks[IMX6SX_CLK_LCDIF1_PRE_SEL], clks[IMX6SX_CLK_PLL5_VIDEO_DIV]);
	imx_clk_set_parent(clks[IMX6SX_CLK_LCDIF1_SEL], clks[IMX6SX_CLK_LCDIF1_PODF]);

	/* Set the parent clks of PCIe lvds1 and pcie_axi to be pcie ref, axi */
	imx_clk_set_parent(clks[IMX6SX_CLK_LVDS1_SEL], clks[IMX6SX_CLK_PCIE_REF_125M]);
	imx_clk_set_parent(clks[IMX6SX_CLK_PCIE_AXI_SEL], clks[IMX6SX_CLK_AXI]);

	/*
	 * Init enet system AHB clock, set to 200Mhz
	 * pll2_pfd2_396m-> ENET_PODF-> ENET_AHB
	 */
	imx_clk_set_parent(clks[IMX6SX_CLK_ENET_PRE_SEL], clks[IMX6SX_CLK_PLL2_PFD2]);
	imx_clk_set_parent(clks[IMX6SX_CLK_ENET_SEL], clks[IMX6SX_CLK_ENET_PODF]);
	imx_clk_set_rate(clks[IMX6SX_CLK_ENET_PODF], 200000000);
	imx_clk_set_rate(clks[IMX6SX_CLK_ENET_REF], 125000000);
	imx_clk_set_rate(clks[IMX6SX_CLK_ENET2_REF], 125000000);

	/* Audio clocks */
	imx_clk_set_rate(clks[IMX6SX_CLK_PLL4_AUDIO_DIV], 393216000);

	imx_clk_set_parent(clks[IMX6SX_CLK_SPDIF_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]);
	imx_clk_set_rate(clks[IMX6SX_CLK_SPDIF_PODF], 98304000);

	imx_clk_set_parent(clks[IMX6SX_CLK_AUDIO_SEL], clks[IMX6SX_CLK_PLL3_USB_OTG]);
	imx_clk_set_rate(clks[IMX6SX_CLK_AUDIO_PODF], 24000000);

	imx_clk_set_parent(clks[IMX6SX_CLK_SSI1_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]);
	imx_clk_set_parent(clks[IMX6SX_CLK_SSI2_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]);
	imx_clk_set_parent(clks[IMX6SX_CLK_SSI3_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]);
	imx_clk_set_rate(clks[IMX6SX_CLK_SSI1_PODF], 24576000);
	imx_clk_set_rate(clks[IMX6SX_CLK_SSI2_PODF], 24576000);
	imx_clk_set_rate(clks[IMX6SX_CLK_SSI3_PODF], 24576000);

	imx_clk_set_parent(clks[IMX6SX_CLK_ESAI_SEL], clks[IMX6SX_CLK_PLL4_AUDIO_DIV]);
	imx_clk_set_rate(clks[IMX6SX_CLK_ESAI_PODF], 24576000);

        /* Set the UART parent if needed. */
        if (uart_from_osc)
		clk_set_parent(clks[IMX6SX_CLK_UART_SEL], clks[IMX6SX_CLK_OSC]);
        else
		clk_set_parent(clks[IMX6SX_CLK_UART_SEL], clks[IMX6SX_CLK_PLL3_80M]);

	/* Set parent clock for vadc */
	imx_clk_set_parent(clks[IMX6SX_CLK_VID_SEL], clks[IMX6SX_CLK_PLL3_USB_OTG]);

	/* Update gpu clock from default 528M to 720M */
	imx_clk_set_parent(clks[IMX6SX_CLK_GPU_CORE_SEL], clks[IMX6SX_CLK_PLL3_PFD0]);
	imx_clk_set_parent(clks[IMX6SX_CLK_GPU_AXI_SEL], clks[IMX6SX_CLK_PLL3_PFD0]);

	imx_clk_set_parent(clks[IMX6SX_CLK_QSPI1_SEL], clks[IMX6SX_CLK_PLL2_BUS]);
	imx_clk_set_parent(clks[IMX6SX_CLK_QSPI2_SEL], clks[IMX6SX_CLK_PLL2_BUS]);
	/* Set the UART parent if needed. */
	if (uart_from_osc)
		imx_clk_set_parent(clks[IMX6SX_CLK_UART_SEL], clks[IMX6SX_CLK_OSC]);

	if (!imx_src_is_m4_enabled())
		/* default parent of can_sel clock is invalid, manually set it here */
		imx_clk_set_parent(clks[IMX6SX_CLK_CAN_SEL], clks[IMX6SX_CLK_PLL3_60M]);

	for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
		imx_clk_prepare_enable(clks[clks_init_on[i]]);

	/* Set initial power mode */
	imx6q_set_lpm(WAIT_CLOCKED);
}
コード例 #30
0
ファイル: kirkwood-cpufreq.c プロジェクト: 020gzh/linux
static int kirkwood_cpufreq_probe(struct platform_device *pdev)
{
	struct device_node *np;
	struct resource *res;
	int err;

	priv.dev = &pdev->dev;

	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	priv.base = devm_ioremap_resource(&pdev->dev, res);
	if (IS_ERR(priv.base))
		return PTR_ERR(priv.base);

	np = of_cpu_device_node_get(0);
	if (!np) {
		dev_err(&pdev->dev, "failed to get cpu device node\n");
		return -ENODEV;
	}

	priv.cpu_clk = of_clk_get_by_name(np, "cpu_clk");
	if (IS_ERR(priv.cpu_clk)) {
		dev_err(priv.dev, "Unable to get cpuclk");
		return PTR_ERR(priv.cpu_clk);
	}

	clk_prepare_enable(priv.cpu_clk);
	kirkwood_freq_table[0].frequency = clk_get_rate(priv.cpu_clk) / 1000;

	priv.ddr_clk = of_clk_get_by_name(np, "ddrclk");
	if (IS_ERR(priv.ddr_clk)) {
		dev_err(priv.dev, "Unable to get ddrclk");
		err = PTR_ERR(priv.ddr_clk);
		goto out_cpu;
	}

	clk_prepare_enable(priv.ddr_clk);
	kirkwood_freq_table[1].frequency = clk_get_rate(priv.ddr_clk) / 1000;

	priv.powersave_clk = of_clk_get_by_name(np, "powersave");
	if (IS_ERR(priv.powersave_clk)) {
		dev_err(priv.dev, "Unable to get powersave");
		err = PTR_ERR(priv.powersave_clk);
		goto out_ddr;
	}
	clk_prepare_enable(priv.powersave_clk);

	of_node_put(np);
	np = NULL;

	err = cpufreq_register_driver(&kirkwood_cpufreq_driver);
	if (!err)
		return 0;

	dev_err(priv.dev, "Failed to register cpufreq driver");

	clk_disable_unprepare(priv.powersave_clk);
out_ddr:
	clk_disable_unprepare(priv.ddr_clk);
out_cpu:
	clk_disable_unprepare(priv.cpu_clk);
	of_node_put(np);

	return err;
}