/*
* Called from the processor-specific init to enable GPIO pin support.
*/
void __init at91_gpio_init(struct at91_gpio_bank *data, int nr_banks)
{
unsigned i;
struct at91_gpio_chip *at91_gpio, *last = NULL;
BUG_ON(nr_banks > MAX_GPIO_BANKS);
if (of_have_populated_dt())
return;
for (i = 0; i < nr_banks; i++)
at91_gpio_init_one(i, data[i].regbase, data[i].id);
for (i = 0; i < gpio_banks; i++) {
at91_gpio = &gpio_chip[i];
/*
* GPIO controller are grouped on some SoC:
* PIOC, PIOD and PIOE can share the same IRQ line
*/
if (last && last->pioc_hwirq == at91_gpio->pioc_hwirq)
last->next = at91_gpio;
last = at91_gpio;
gpiochip_add(&at91_gpio->chip);
}
}
static __init int add_rtc_cmos(void)
{
#ifdef CONFIG_PNP
static const char * const const ids[] __initconst =
{ "PNP0b00", "PNP0b01", "PNP0b02", };
struct pnp_dev *dev;
struct pnp_id *id;
int i;
pnp_for_each_dev(dev) {
for (id = dev->id; id; id = id->next) {
for (i = 0; i < ARRAY_SIZE(ids); i++) {
if (compare_pnp_id(id, ids[i]) != 0)
return 0;
}
}
}
#endif
if (of_have_populated_dt())
return 0;
/* Intel MID platforms don't have ioport rtc */
if (mrst_identify_cpu())
return -ENODEV;
platform_device_register(&rtc_device);
dev_info(&rtc_device.dev,
"registered platform RTC device (no PNP device found)\n");
return 0;
}
int __init pismo_panel_init(void)
{
int err = 0;
struct resource __maybe_unused *res;
struct platform_device *phost1x = NULL;
pismo_panel_select();
#ifdef CONFIG_TEGRA_NVMAP
pismo_carveouts[1].base = tegra_carveout_start;
pismo_carveouts[1].size = tegra_carveout_size;
pismo_carveouts[2].base = tegra_vpr_start;
pismo_carveouts[2].size = tegra_vpr_size;
err = platform_device_register(&pismo_nvmap_device);
if (err) {
pr_err("nvmap device registration failed\n");
return err;
}
#endif
phost1x = pismo_host1x_init();
if (!phost1x) {
pr_err("host1x devices registration failed\n");
return -EINVAL;
}
res = platform_get_resource_byname(&pismo_disp1_device,
IORESOURCE_MEM, "fbmem");
res->start = tegra_fb_start;
res->end = tegra_fb_start + tegra_fb_size - 1;
/* Copy the bootloader fb to the fb. */
__tegra_move_framebuffer(&pismo_nvmap_device,
tegra_fb_start, tegra_bootloader_fb_start,
min(tegra_fb_size, tegra_bootloader_fb_size));
pismo_disp1_device.dev.parent = &phost1x->dev;
err = platform_device_register(&pismo_disp1_device);
if (err) {
pr_err("disp1 device registration failed\n");
return err;
}
err = tegra_init_hdmi(&pismo_disp2_device, phost1x);
if (err)
return err;
#ifdef CONFIG_TEGRA_NVAVP
if (!of_have_populated_dt()) {
nvavp_device.dev.parent = &phost1x->dev;
err = platform_device_register(&nvavp_device);
if (err) {
pr_err("nvavp device registration failed\n");
return err;
}
}
#endif
return err;
}
int __init omap2_common_pm_late_init(void)
{
/*
* In the case of DT, the PMIC and SR initialization will be done using
* a completely different mechanism.
* Disable this part if a DT blob is available.
*/
if (of_have_populated_dt())
return 0;
/* Init the voltage layer */
omap_pmic_late_init();
omap_voltage_late_init();
/* Initialize the voltages */
omap3_init_voltages();
omap4_init_voltages();
/* Smartreflex device init */
omap_devinit_smartreflex();
#ifdef CONFIG_SUSPEND
suspend_set_ops(&omap_pm_ops);
#endif
return 0;
}
static int __init omap3_l3_init(void)
{
struct omap_hwmod *oh;
struct platform_device *pdev;
char oh_name[L3_MODULES_MAX_LEN];
/*
* To avoid code running on other OMAPs in
* multi-omap builds
*/
if (!(cpu_is_omap34xx()) || of_have_populated_dt())
return -ENODEV;
snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
oh = omap_hwmod_lookup(oh_name);
if (!oh)
pr_err("could not look up %s\n", oh_name);
pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0);
WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
return PTR_RET(pdev);
}
int __init omap_clk_init(void)
{
int ret = 0;
if (!omap_clk_soc_init)
return 0;
ti_clk_init_features();
omap2_clk_setup_ll_ops();
if (of_have_populated_dt()) {
ret = omap_control_init();
if (ret)
return ret;
ret = omap_prcm_init();
if (ret)
return ret;
of_clk_init(NULL);
ti_dt_clk_init_retry_clks();
ti_dt_clockdomains_setup();
}
ret = omap_clk_soc_init();
return ret;
}
static int __init omap4_l3_init(void)
{
int l, i;
struct omap_hwmod *oh[3];
struct platform_device *pdev;
char oh_name[L3_MODULES_MAX_LEN];
/* If dtb is there, the devices will be created dynamically */
if (of_have_populated_dt())
return -ENODEV;
/*
* To avoid code running on other OMAPs in
* multi-omap builds
*/
if (!(cpu_is_omap44xx()))
return -ENODEV;
for (i = 0; i < L3_MODULES; i++) {
l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
oh[i] = omap_hwmod_lookup(oh_name);
if (!(oh[i]))
pr_err("could not look up %s\n", oh_name);
}
pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
0, NULL, 0, 0);
WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
}
static int __init exynos4_dma_init(void)
{
if (of_have_populated_dt())
return 0;
if (soc_is_exynos4210()) {
exynos4_pdma0_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4210_pdma0_peri);
exynos4_pdma0_pdata.peri_id = exynos4210_pdma0_peri;
exynos4_pdma1_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4210_pdma1_peri);
exynos4_pdma1_pdata.peri_id = exynos4210_pdma1_peri;
} else if (soc_is_exynos4212() || soc_is_exynos4412()) {
exynos4_pdma0_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4212_pdma0_peri);
exynos4_pdma0_pdata.peri_id = exynos4212_pdma0_peri;
exynos4_pdma1_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4212_pdma1_peri);
exynos4_pdma1_pdata.peri_id = exynos4212_pdma1_peri;
}
dma_cap_set(DMA_SLAVE, exynos4_pdma0_pdata.cap_mask);
dma_cap_set(DMA_CYCLIC, exynos4_pdma0_pdata.cap_mask);
amba_device_register(&exynos4_pdma0_device, &iomem_resource);
dma_cap_set(DMA_SLAVE, exynos4_pdma1_pdata.cap_mask);
dma_cap_set(DMA_CYCLIC, exynos4_pdma1_pdata.cap_mask);
amba_device_register(&exynos4_pdma1_device, &iomem_resource);
dma_cap_set(DMA_MEMCPY, exynos4_mdma1_pdata.cap_mask);
amba_device_register(&exynos4_mdma1_device, &iomem_resource);
return 0;
}
/* Setup free-running counter for clocksource */
static int __init __maybe_unused omap2_sync32k_clocksource_init(void)
{
int ret;
struct device_node *np = NULL;
struct omap_hwmod *oh;
void __iomem *vbase;
const char *oh_name = "counter_32k";
/*
* If device-tree is present, then search the DT blob
* to see if the 32kHz counter is supported.
*/
if (of_have_populated_dt()) {
np = omap_get_timer_dt(omap_counter_match, NULL);
if (!np)
return -ENODEV;
of_property_read_string_index(np, "ti,hwmods", 0, &oh_name);
if (!oh_name)
return -ENODEV;
}
/*
* First check hwmod data is available for sync32k counter
*/
oh = omap_hwmod_lookup(oh_name);
if (!oh || oh->slaves_cnt == 0)
return -ENODEV;
omap_hwmod_setup_one(oh_name);
if (np) {
vbase = of_iomap(np, 0);
of_node_put(np);
} else {
vbase = omap_hwmod_get_mpu_rt_va(oh);
}
if (!vbase) {
pr_warn("%s: failed to get counter_32k resource\n", __func__);
return -ENXIO;
}
ret = omap_hwmod_enable(oh);
if (ret) {
pr_warn("%s: failed to enable counter_32k module (%d)\n",
__func__, ret);
return ret;
}
ret = omap_init_clocksource_32k(vbase);
if (ret) {
pr_warn("%s: failed to initialize counter_32k as a clocksource (%d)\n",
__func__, ret);
omap_hwmod_idle(oh);
}
return ret;
}
static int __init s3c6400_core_init(void)
{
/* Not applicable when using DT. */
if (of_have_populated_dt() || soc_is_s3c64xx())
return 0;
return subsys_system_register(&s3c6400_subsys, NULL);
}
static int __init omap_iommu_init(void)
{
/* If dtb is there, the devices will be created dynamically */
if (of_have_populated_dt())
return -ENODEV;
return omap_hwmod_for_each_by_class("mmu", omap_iommu_dev_init, NULL);
}
static int __init omap2_common_pm_init(void)
{
if (!of_have_populated_dt())
omap2_init_processor_devices();
omap_pm_if_init();
return 0;
}
static __init int s3c64xx_dev_init(void)
{
/* Not applicable when using DT. */
if (of_have_populated_dt())
return 0;
subsys_system_register(&s3c64xx_subsys, NULL);
return device_register(&s3c64xx_dev);
}
void __init exynos4_init_irq(void)
{
unsigned int gic_bank_offset;
gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000;
if (!of_have_populated_dt())
gic_init_bases(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU, gic_bank_offset, NULL);
#ifdef CONFIG_OF
else
of_irq_init(exynos_dt_irq_match);
#endif
if (!of_have_populated_dt()) {
combiner_init(S5P_VA_COMBINER_BASE, NULL);
exynos_init_irq_eint(NULL, NULL);
}
}
static int __init omap_device_late_init(void)
{
bus_for_each_dev(&platform_bus_type, NULL, NULL, omap_device_late_idle);
WARN(!of_have_populated_dt(),
"legacy booting deprecated, please update to boot with .dts\n");
return 0;
}
static int __init plat_of_setup(void)
{
if (!of_have_populated_dt())
panic("device tree not present");
if (of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL))
panic("failed to populate DT\n");
return 0;
}
int omap3_init_camera(struct isp_platform_data *pdata)
{
if (of_have_populated_dt())
omap3_isp_iommu.name = "480bd400.mmu";
omap3isp_device.dev.platform_data = pdata;
omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
return platform_device_register(&omap3isp_device);
}
/*
* These devices are always present and don't need any board-specific
* setup.
*/
static int __init at91_add_standard_devices(void)
{
if (of_have_populated_dt())
return 0;
at91_add_device_rtt();
at91_add_device_watchdog();
at91_add_device_tc();
return 0;
}
void __init kona_init_irq(void)
{
/* start with GLBTIMER */
if (!of_have_populated_dt())
gic_init(0, BCM_INT_ID_PPI11, IOMEM(KONA_GICDIST_VA),
IOMEM(KONA_GICCPU_VA));
#ifdef CONFIG_OF
of_irq_init(kona_dt_irq_match);
#endif
}
static __init int s3c64xx_syscore_init(void)
{
/* Appropriate drivers (pinctrl, uart) handle this when using DT. */
if (of_have_populated_dt())
return 0;
register_syscore_ops(&s3c64xx_irq_syscore_ops);
return 0;
}
static void __exit evm_exit(void)
{
#if defined(CONFIG_OF)
if (of_have_populated_dt()) {
platform_driver_unregister(&davinci_evm_driver);
return;
}
#endif
platform_device_unregister(evm_snd_device);
}
void __init init_cpu_topology(void)
{
reset_cpu_topology();
/*
* Discard anything that was parsed if we hit an error so we
* don't use partial information.
*/
if (of_have_populated_dt() && parse_dt_topology())
reset_cpu_topology();
}
static int __init plat_of_setup(void)
{
if (!of_have_populated_dt())
panic("Device tree not present");
pic32_of_prepare_platform_data(pic32_auxdata_lookup);
if (of_platform_default_populate(NULL, pic32_auxdata_lookup, NULL))
panic("Failed to populate DT");
return 0;
}
void __init ux500_timer_init(void)
{
void __iomem *mtu_timer_base;
void __iomem *prcmu_timer_base;
void __iomem *tmp_base;
struct device_node *np;
if (cpu_is_u8500_family() || cpu_is_ux540_family()) {
mtu_timer_base = __io_address(U8500_MTU0_BASE);
prcmu_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE);
} else {
ux500_unknown_soc();
}
/* TODO: Once MTU has been DT:ed place code above into else. */
if (of_have_populated_dt()) {
#ifdef CONFIG_OF
np = of_find_matching_node(NULL, prcmu_timer_of_match);
if (!np)
#endif
goto dt_fail;
tmp_base = of_iomap(np, 0);
if (!tmp_base)
goto dt_fail;
prcmu_timer_base = tmp_base;
}
dt_fail:
/* Doing it the old fashioned way. */
/*
* Here we register the timerblocks active in the system.
* Localtimers (twd) is started when both cpu is up and running.
* MTU register a clocksource, clockevent and sched_clock.
* Since the MTU is located in the VAPE power domain
* it will be cleared in sleep which makes it unsuitable.
* We however need it as a timer tick (clockevent)
* during boot to calibrate delay until twd is started.
* RTC-RTT have problems as timer tick during boot since it is
* depending on delay which is not yet calibrated. RTC-RTT is in the
* always-on powerdomain and is used as clockevent instead of twd when
* sleeping.
* The PRCMU timer 4 register a clocksource and
* sched_clock with higher rating then MTU since is always-on.
*
*/
nmdk_timer_init(mtu_timer_base, IRQ_MTU0);
clksrc_dbx500_prcmu_init(prcmu_timer_base);
ux500_twd_init();
}
static void sprd_init_time(void)
{
if(of_have_populated_dt()){
sc8830_pmu_init();
of_clk_init(NULL);
clocksource_of_init();
}else{
sci_clock_init();
sci_enable_timer_early();
sci_timer_init();
}
}
static int __init s3c64xx_pl080_init(void)
{
/* Set all DMA configuration to be DMA, not SDMA */
writel(0xffffff, S3C64XX_SDMA_SEL);
if (of_have_populated_dt())
return 0;
amba_device_register(&s3c64xx_dma0_device, &iomem_resource);
amba_device_register(&s3c64xx_dma1_device, &iomem_resource);
return 0;
}
void __init omap3_init_early(void)
{
omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000));
omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE));
/* XXX: remove these once OMAP3 is DT only */
if (!of_have_populated_dt()) {
omap2_set_globals_control(
OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE));
omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE));
omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
NULL);
}
omap2_control_base_init();
omap3xxx_check_revision();
omap3xxx_check_features();
omap2_prcm_base_init();
/* XXX: remove these once OMAP3 is DT only */
if (!of_have_populated_dt()) {
omap3xxx_prm_init(NULL);
omap3xxx_cm_init(NULL);
}
omap3xxx_voltagedomains_init();
omap3xxx_powerdomains_init();
omap3xxx_clockdomains_init();
omap3xxx_hwmod_init();
omap_hwmod_init_postsetup();
if (!of_have_populated_dt()) {
omap3_control_legacy_iomap_init();
if (soc_is_am35xx())
omap_clk_soc_init = am35xx_clk_legacy_init;
else if (cpu_is_omap3630())
omap_clk_soc_init = omap36xx_clk_legacy_init;
else if (omap_rev() == OMAP3430_REV_ES1_0)
omap_clk_soc_init = omap3430es1_clk_legacy_init;
else
omap_clk_soc_init = omap3430_clk_legacy_init;
}
}
struct platform_device * __init roth_host1x_init(void)
{
struct platform_device *pdev = NULL;
#ifdef CONFIG_TEGRA_GRHOST
if (!of_have_populated_dt())
pdev = tegra11_register_host1x_devices();
else
pdev = to_platform_device(bus_find_device_by_name(
&platform_bus_type, NULL, "host1x"));
#endif
return pdev;
}
int __init plat_of_setup(void)
{
static struct of_device_id of_ids[3];
if (!of_have_populated_dt())
panic("device tree not present");
strncpy(of_ids[0].compatible, soc_info.compatible,
sizeof(of_ids[0].compatible));
strncpy(of_ids[1].compatible, "simple-bus",
sizeof(of_ids[1].compatible));
return of_platform_bus_probe(NULL, of_ids, NULL);
}
int hdmi_get_sysreg_addr(struct hdmi_device *hdev)
{
struct device_node *hdmiphy_sys;
hdmiphy_sys = of_get_child_by_name(hdev->dev->of_node, "hdmiphy-sys");
if (!hdmiphy_sys) {
dev_err(hdev->dev, "No sys-controller interface for hdmiphy\n");
return -ENODEV;
}
hdev->pmu_regs = of_iomap(hdmiphy_sys, 0);
if (hdev->pmu_regs == NULL) {
dev_err(hdev->dev, "Can't get hdmiphy pmu control register\n");
return -ENOMEM;
}
if (of_have_populated_dt()) {
struct device_node *nd;
nd = of_find_compatible_node(NULL, NULL,
"samsung,exynos5-sysreg_localout");
if (!nd) {
dev_err(hdev->dev, "failed find compatible node");
return -ENODEV;
}
hdev->sys_regs = of_iomap(nd, 0);
if (!hdev->sys_regs) {
dev_err(hdev->dev, "Failed to get address.");
return -ENOMEM;
}
if (hdev->ip_ver == IP_VER_TV_5HP) {
nd = of_find_compatible_node(NULL, NULL,
"samsung,exynos5-otp_ctrl");
if (!nd) {
dev_err(hdev->dev, "failed find otp compatible node");
return -ENODEV;
}
hdev->otp_regs = of_iomap(nd, 0);
if (!hdev->otp_regs) {
dev_err(hdev->dev, "Failed to get otp address");
return -ENOMEM;
}
}
} else {
dev_err(hdev->dev, "failed have populated device tree");
return -EIO;
}
return 0;
}