diff options
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7778.c')
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7778.c | 262 |
1 files changed, 251 insertions, 11 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index 30b4a336308f..80c20392ad7c 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -24,11 +24,18 @@ #include <linux/irqchip/arm-gic.h> #include <linux/of.h> #include <linux/of_platform.h> +#include <linux/platform_data/gpio-rcar.h> #include <linux/platform_data/irq-renesas-intc-irqpin.h> #include <linux/platform_device.h> #include <linux/irqchip.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> +#include <linux/pm_runtime.h> +#include <linux/usb/phy.h> +#include <linux/usb/hcd.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> +#include <linux/dma-mapping.h> #include <mach/irqs.h> #include <mach/r8a7778.h> #include <mach/common.h> @@ -80,12 +87,6 @@ static struct sh_timer_config sh_tmu1_platform_data = { .clocksource_rating = 200, }; -/* Ether */ -static struct resource ether_resources[] = { - DEFINE_RES_MEM(0xfde00000, 0x400), - DEFINE_RES_IRQ(gic_iid(0x89)), -}; - #define r8a7778_register_tmu(idx) \ platform_device_register_resndata( \ &platform_bus, "sh_tmu", idx, \ @@ -94,6 +95,244 @@ static struct resource ether_resources[] = { &sh_tmu##idx##_platform_data, \ sizeof(sh_tmu##idx##_platform_data)) +/* USB PHY */ +static struct resource usb_phy_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70800, 0x100), + DEFINE_RES_MEM(0xffe76000, 0x100), +}; + +void __init r8a7778_add_usb_phy_device(struct rcar_phy_platform_data *pdata) +{ + platform_device_register_resndata(&platform_bus, "rcar_usb_phy", -1, + usb_phy_resources, + ARRAY_SIZE(usb_phy_resources), + pdata, sizeof(*pdata)); +} + +/* USB */ +static struct usb_phy *phy; + +static int usb_power_on(struct platform_device *pdev) +{ + if (IS_ERR(phy)) + return PTR_ERR(phy); + + pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); + + usb_phy_init(phy); + + return 0; +} + +static void usb_power_off(struct platform_device *pdev) +{ + if (IS_ERR(phy)) + return; + + usb_phy_shutdown(phy); + + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); +} + +static int ehci_init_internal_buffer(struct usb_hcd *hcd) +{ + /* + * Below are recommended values from the datasheet; + * see [USB :: Setting of EHCI Internal Buffer]. + */ + /* EHCI IP internal buffer setting */ + iowrite32(0x00ff0040, hcd->regs + 0x0094); + /* EHCI IP internal buffer enable */ + iowrite32(0x00000001, hcd->regs + 0x009C); + + return 0; +} + +static struct usb_ehci_pdata ehci_pdata __initdata = { + .power_on = usb_power_on, + .power_off = usb_power_off, + .power_suspend = usb_power_off, + .pre_setup = ehci_init_internal_buffer, +}; + +static struct resource ehci_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70000, 0x400), + DEFINE_RES_IRQ(gic_iid(0x4c)), +}; + +static struct usb_ohci_pdata ohci_pdata __initdata = { + .power_on = usb_power_on, + .power_off = usb_power_off, + .power_suspend = usb_power_off, +}; + +static struct resource ohci_resources[] __initdata = { + DEFINE_RES_MEM(0xffe70400, 0x400), + DEFINE_RES_IRQ(gic_iid(0x4c)), +}; + +#define USB_PLATFORM_INFO(hci) \ +static struct platform_device_info hci##_info __initdata = { \ + .parent = &platform_bus, \ + .name = #hci "-platform", \ + .id = -1, \ + .res = hci##_resources, \ + .num_res = ARRAY_SIZE(hci##_resources), \ + .data = &hci##_pdata, \ + .size_data = sizeof(hci##_pdata), \ + .dma_mask = DMA_BIT_MASK(32), \ +} + +USB_PLATFORM_INFO(ehci); +USB_PLATFORM_INFO(ohci); + +/* Ether */ +static struct resource ether_resources[] = { + DEFINE_RES_MEM(0xfde00000, 0x400), + DEFINE_RES_IRQ(gic_iid(0x89)), +}; + +void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata) +{ + platform_device_register_resndata(&platform_bus, "r8a777x-ether", -1, + ether_resources, + ARRAY_SIZE(ether_resources), + pdata, sizeof(*pdata)); +} + +/* PFC/GPIO */ +static struct resource pfc_resources[] = { + DEFINE_RES_MEM(0xfffc0000, 0x118), +}; + +#define R8A7778_GPIO(idx) \ +static struct resource r8a7778_gpio##idx##_resources[] = { \ + DEFINE_RES_MEM(0xffc40000 + 0x1000 * (idx), 0x30), \ + DEFINE_RES_IRQ(gic_iid(0x87)), \ +}; \ + \ +static struct gpio_rcar_config r8a7778_gpio##idx##_platform_data = { \ + .gpio_base = 32 * (idx), \ + .irq_base = GPIO_IRQ_BASE(idx), \ + .number_of_pins = 32, \ + .pctl_name = "pfc-r8a7778", \ +} + +R8A7778_GPIO(0); +R8A7778_GPIO(1); +R8A7778_GPIO(2); +R8A7778_GPIO(3); +R8A7778_GPIO(4); + +#define r8a7778_register_gpio(idx) \ + platform_device_register_resndata( \ + &platform_bus, "gpio_rcar", idx, \ + r8a7778_gpio##idx##_resources, \ + ARRAY_SIZE(r8a7778_gpio##idx##_resources), \ + &r8a7778_gpio##idx##_platform_data, \ + sizeof(r8a7778_gpio##idx##_platform_data)) + +void __init r8a7778_pinmux_init(void) +{ + platform_device_register_simple( + "pfc-r8a7778", -1, + pfc_resources, + ARRAY_SIZE(pfc_resources)); + + r8a7778_register_gpio(0); + r8a7778_register_gpio(1); + r8a7778_register_gpio(2); + r8a7778_register_gpio(3); + r8a7778_register_gpio(4); +}; + +/* SDHI */ +static struct resource sdhi_resources[] = { + /* SDHI0 */ + DEFINE_RES_MEM(0xFFE4C000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x77)), + /* SDHI1 */ + DEFINE_RES_MEM(0xFFE4D000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x78)), + /* SDHI2 */ + DEFINE_RES_MEM(0xFFE4F000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x76)), +}; + +void __init r8a7778_sdhi_init(int id, + struct sh_mobile_sdhi_info *info) +{ + BUG_ON(id < 0 || id > 2); + + platform_device_register_resndata( + &platform_bus, "sh_mobile_sdhi", id, + sdhi_resources + (2 * id), 2, + info, sizeof(*info)); +} + +/* I2C */ +static struct resource i2c_resources[] __initdata = { + /* I2C0 */ + DEFINE_RES_MEM(0xffc70000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x63)), + /* I2C1 */ + DEFINE_RES_MEM(0xffc71000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6e)), + /* I2C2 */ + DEFINE_RES_MEM(0xffc72000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6c)), + /* I2C3 */ + DEFINE_RES_MEM(0xffc73000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6d)), +}; + +void __init r8a7778_add_i2c_device(int id) +{ + BUG_ON(id < 0 || id > 3); + + platform_device_register_simple( + "i2c-rcar", id, + i2c_resources + (2 * id), 2); +} + +/* HSPI */ +static struct resource hspi_resources[] __initdata = { + /* HSPI0 */ + DEFINE_RES_MEM(0xfffc7000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x5f)), + /* HSPI1 */ + DEFINE_RES_MEM(0xfffc8000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x74)), + /* HSPI2 */ + DEFINE_RES_MEM(0xfffc6000, 0x18), + DEFINE_RES_IRQ(gic_iid(0x75)), +}; + +void __init r8a7778_add_hspi_device(int id) +{ + BUG_ON(id < 0 || id > 2); + + platform_device_register_simple( + "sh-hspi", id, + hspi_resources + (2 * id), 2); +} + +/* MMC */ +static struct resource mmc_resources[] __initdata = { + DEFINE_RES_MEM(0xffe4e000, 0x100), + DEFINE_RES_IRQ(gic_iid(0x5d)), +}; + +void __init r8a7778_add_mmc_device(struct sh_mmcif_plat_data *info) +{ + platform_device_register_resndata( + &platform_bus, "sh_mmcif", -1, + mmc_resources, ARRAY_SIZE(mmc_resources), + info, sizeof(*info)); +} + void __init r8a7778_add_standard_devices(void) { int i; @@ -118,12 +357,12 @@ void __init r8a7778_add_standard_devices(void) r8a7778_register_tmu(1); } -void __init r8a7778_add_ether_device(struct sh_eth_plat_data *pdata) +void __init r8a7778_init_late(void) { - platform_device_register_resndata(&platform_bus, "sh_eth", -1, - ether_resources, - ARRAY_SIZE(ether_resources), - pdata, sizeof(*pdata)); + phy = usb_get_phy(USB_PHY_TYPE_USB2); + + platform_device_register_full(&ehci_info); + platform_device_register_full(&ohci_info); } static struct renesas_intc_irqpin_config irqpin_platform_data = { @@ -239,6 +478,7 @@ DT_MACHINE_START(R8A7778_DT, "Generic R8A7778 (Flattened Device Tree)") .init_machine = r8a7778_add_standard_devices_dt, .init_time = shmobile_timer_init, .dt_compat = r8a7778_compat_dt, + .init_late = r8a7778_init_late, MACHINE_END #endif /* CONFIG_USE_OF */ |