Ejemplos de wkup_m3_init en C++ (Cpp)

Ejemplo n.º 1

Archivo: pm33xx.c Proyecto: abusnooze/mintmasse_kernel

static int __init am33xx_pm_init(void)
{
	int ret;

	if (!cpu_is_am33xx())
		return -ENODEV;

	pr_info("Power Management for AM33XX family\n");

#ifdef CONFIG_SUSPEND

#ifdef CONFIG_TI_PM_DISABLE_VT_SWITCH
	pm_set_vt_switch(0);
#endif

	(void) clkdm_for_each(clkdms_setup, NULL);

	/* CEFUSE domain should be turned off post bootup */
	cefuse_pwrdm = pwrdm_lookup("cefuse_pwrdm");
	if (cefuse_pwrdm == NULL)
		printk(KERN_ERR "Failed to get cefuse_pwrdm\n");
	else
		pwrdm_set_next_pwrst(cefuse_pwrdm, PWRDM_POWER_OFF);

	gfx_pwrdm = pwrdm_lookup("gfx_pwrdm");
	if (gfx_pwrdm == NULL)
		printk(KERN_ERR "Failed to get gfx_pwrdm\n");

	gfx_l3_clkdm = clkdm_lookup("gfx_l3_clkdm");
	if (gfx_l3_clkdm == NULL)
		printk(KERN_ERR "Failed to get gfx_l3_clkdm\n");

	gfx_l4ls_clkdm = clkdm_lookup("gfx_l4ls_gfx_clkdm");
	if (gfx_l4ls_clkdm == NULL)
		printk(KERN_ERR "Failed to get gfx_l4ls_gfx_clkdm\n");

	mpu_dev = omap_device_get_by_hwmod_name("mpu");

	if (!mpu_dev) {
		pr_warning("%s: unable to get the mpu device\n", __func__);
		return -EINVAL;
	}

	ret = wkup_m3_init();

	if (ret) {
		pr_err("Could not initialise WKUP_M3. "
			"Power management will be compromised\n");
		enable_deep_sleep = false;
	}

	if (enable_deep_sleep)
		suspend_set_ops(&am33xx_pm_ops);
#endif /* CONFIG_SUSPEND */

	return ret;
}

Ejemplo n.º 2

Archivo: pm33xx.c Proyecto: Potin/linux-am33x-04.06.00.10

static int __init am33xx_pm_init(void)
{
	int ret;
#ifdef CONFIG_SUSPEND
	void __iomem *base;
	u32 reg;
	u32 evm_id;

#endif
	if (!cpu_is_am33xx())
		return -ENODEV;

	pr_info("Power Management for AM33XX family\n");

#ifdef CONFIG_SUSPEND

#ifdef CONFIG_TI_PM_DISABLE_VT_SWITCH
	pm_set_vt_switch(0);
#endif

/* Read SDRAM_CONFIG register to determine Memory Type */
	base = am33xx_get_ram_base();
	reg = readl(base + EMIF4_0_SDRAM_CONFIG);
	reg = (reg & SDRAM_TYPE_MASK) >> SDRAM_TYPE_SHIFT;
	suspend_cfg_param_list[MEMORY_TYPE] = reg;

/*
 * vtp_ctrl register value for DDR2 and DDR3 as suggested
 * by h/w team
 */
	if (reg == MEM_TYPE_DDR2)
		suspend_cfg_param_list[SUSP_VTP_CTRL_VAL] = SUSP_VTP_CTRL_DDR2;
	else
		suspend_cfg_param_list[SUSP_VTP_CTRL_VAL] = SUSP_VTP_CTRL_DDR3;


	/* Get Board Id */
	evm_id = am335x_evm_get_id();
	if (evm_id != -EINVAL)
		suspend_cfg_param_list[EVM_ID] = evm_id;
	else
		suspend_cfg_param_list[EVM_ID] = 0xff;

	/* CPU Revision */
	reg = omap_rev();
	if (reg == AM335X_REV_ES2_0)
		suspend_cfg_param_list[CPU_REV] = CPU_REV_2;
	else
		suspend_cfg_param_list[CPU_REV] = CPU_REV_1;

	(void) clkdm_for_each(clkdms_setup, NULL);

	/* CEFUSE domain should be turned off post bootup */
	cefuse_pwrdm = pwrdm_lookup("cefuse_pwrdm");
	if (cefuse_pwrdm == NULL)
		pr_err("Failed to get cefuse_pwrdm\n");
	else
		pwrdm_set_next_pwrst(cefuse_pwrdm, PWRDM_POWER_OFF);

	gfx_pwrdm = pwrdm_lookup("gfx_pwrdm");
	if (gfx_pwrdm == NULL)
		pr_err("Failed to get gfx_pwrdm\n");

	per_pwrdm = pwrdm_lookup("per_pwrdm");
	if (per_pwrdm == NULL)
		pr_err("Failed to get per_pwrdm\n");

	gfx_l3_clkdm = clkdm_lookup("gfx_l3_clkdm");
	if (gfx_l3_clkdm == NULL)
		pr_err("Failed to get gfx_l3_clkdm\n");

	gfx_l4ls_clkdm = clkdm_lookup("gfx_l4ls_gfx_clkdm");
	if (gfx_l4ls_clkdm == NULL)
		pr_err("Failed to get gfx_l4ls_gfx_clkdm\n");

	mpu_dev = omap_device_get_by_hwmod_name("mpu");

	if (!mpu_dev) {
		pr_warning("%s: unable to get the mpu device\n", __func__);
		return -EINVAL;
	}

	ret = wkup_m3_init();

	if (ret) {
		pr_err("Could not initialise WKUP_M3. "
			"Power management will be compromised\n");
		enable_deep_sleep = false;
	}

	if (enable_deep_sleep)
		suspend_set_ops(&am33xx_pm_ops);
#endif /* CONFIG_SUSPEND */

	return ret;
}