diff options
Diffstat (limited to 'arch/arm/mach-shmobile/board-lager.c')
| -rw-r--r-- | arch/arm/mach-shmobile/board-lager.c | 114 |
1 files changed, 104 insertions, 10 deletions
diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index ffb6f0ac7606..a8d3ce646fb9 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -28,7 +28,9 @@ #include <linux/mmc/sh_mmcif.h> #include <linux/pinctrl/machine.h> #include <linux/platform_data/gpio-rcar.h> +#include <linux/platform_data/rcar-du.h> #include <linux/platform_device.h> +#include <linux/phy.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> #include <linux/sh_eth.h> @@ -38,6 +40,62 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> +/* DU */ +static struct rcar_du_encoder_data lager_du_encoders[] = { + { + .type = RCAR_DU_ENCODER_VGA, + .output = RCAR_DU_OUTPUT_DPAD0, + }, { + .type = RCAR_DU_ENCODER_NONE, + .output = RCAR_DU_OUTPUT_LVDS1, + .connector.lvds.panel = { + .width_mm = 210, + .height_mm = 158, + .mode = { + .clock = 65000, + .hdisplay = 1024, + .hsync_start = 1048, + .hsync_end = 1184, + .htotal = 1344, + .vdisplay = 768, + .vsync_start = 771, + .vsync_end = 777, + .vtotal = 806, + .flags = 0, + }, + }, + }, +}; + +static const struct rcar_du_platform_data lager_du_pdata __initconst = { + .encoders = lager_du_encoders, + .num_encoders = ARRAY_SIZE(lager_du_encoders), +}; + +static const struct resource du_resources[] __initconst = { + DEFINE_RES_MEM(0xfeb00000, 0x70000), + DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), + DEFINE_RES_MEM_NAMED(0xfeb94000, 0x1c, "lvds.1"), + DEFINE_RES_IRQ(gic_spi(256)), + DEFINE_RES_IRQ(gic_spi(268)), + DEFINE_RES_IRQ(gic_spi(269)), +}; + +static void __init lager_add_du_device(void) +{ + struct platform_device_info info = { + .name = "rcar-du-r8a7790", + .id = -1, + .res = du_resources, + .num_res = ARRAY_SIZE(du_resources), + .data = &lager_du_pdata, + .size_data = sizeof(lager_du_pdata), + .dma_mask = DMA_BIT_MASK(32), + }; + + platform_device_register_full(&info); +} + /* LEDS */ static struct gpio_led lager_leds[] = { { @@ -55,7 +113,7 @@ static struct gpio_led lager_leds[] = { }, }; -static __initdata struct gpio_led_platform_data lager_leds_pdata = { +static const struct gpio_led_platform_data lager_leds_pdata __initconst = { .leds = lager_leds, .num_leds = ARRAY_SIZE(lager_leds), }; @@ -71,7 +129,7 @@ static struct gpio_keys_button gpio_buttons[] = { GPIO_KEY(KEY_1, RCAR_GP_PIN(1, 14), "SW2-pin1"), }; -static __initdata struct gpio_keys_platform_data lager_keys_pdata = { +static const struct gpio_keys_platform_data lager_keys_pdata __initconst = { .buttons = gpio_buttons, .nbuttons = ARRAY_SIZE(gpio_buttons), }; @@ -83,29 +141,38 @@ static struct regulator_consumer_supply fixed3v3_power_consumers[] = }; /* MMCIF */ -static struct sh_mmcif_plat_data mmcif1_pdata __initdata = { +static const struct sh_mmcif_plat_data mmcif1_pdata __initconst = { .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, + .clk_ctrl2_present = true, + .ccs_unsupported = true, }; -static struct resource mmcif1_resources[] __initdata = { +static const struct resource mmcif1_resources[] __initconst = { DEFINE_RES_MEM_NAMED(0xee220000, 0x80, "MMCIF1"), DEFINE_RES_IRQ(gic_spi(170)), }; /* Ether */ -static struct sh_eth_plat_data ether_pdata __initdata = { +static const struct sh_eth_plat_data ether_pdata __initconst = { .phy = 0x1, .edmac_endian = EDMAC_LITTLE_ENDIAN, .phy_interface = PHY_INTERFACE_MODE_RMII, .ether_link_active_low = 1, }; -static struct resource ether_resources[] __initdata = { +static const struct resource ether_resources[] __initconst = { DEFINE_RES_MEM(0xee700000, 0x400), DEFINE_RES_IRQ(gic_spi(162)), }; static const struct pinctrl_map lager_pinctrl_map[] = { + /* DU (CN10: ARGB0, CN13: LVDS) */ + PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790", + "du_rgb666", "du"), + PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790", + "du_sync_1", "du"), + PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790", + "du_clk_out_0", "du"), /* SCIF0 (CN19: DEBUG SERIAL0) */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790", "scif0_data", "scif0"), @@ -153,16 +220,43 @@ static void __init lager_add_standard_devices(void) ether_resources, ARRAY_SIZE(ether_resources), ðer_pdata, sizeof(ether_pdata)); + + lager_add_du_device(); +} + +/* + * Ether LEDs on the Lager board are named LINK and ACTIVE which corresponds + * to non-default 01 setting of the Micrel KSZ8041 PHY control register 1 bits + * 14-15. We have to set them back to 01 from the default 00 value each time + * the PHY is reset. It's also important because the PHY's LED0 signal is + * connected to SoC's ETH_LINK signal and in the PHY's default mode it will + * bounce on and off after each packet, which we apparently want to avoid. + */ +static int lager_ksz8041_fixup(struct phy_device *phydev) +{ + u16 phyctrl1 = phy_read(phydev, 0x1e); + + phyctrl1 &= ~0xc000; + phyctrl1 |= 0x4000; + return phy_write(phydev, 0x1e, phyctrl1); +} + +static void __init lager_init(void) +{ + lager_add_standard_devices(); + + phy_register_fixup_for_id("r8a7790-ether-ff:01", lager_ksz8041_fixup); } -static const char *lager_boards_compat_dt[] __initdata = { +static const char * const lager_boards_compat_dt[] __initconst = { "renesas,lager", NULL, }; DT_MACHINE_START(LAGER_DT, "lager") - .init_early = r8a7790_init_delay, - .init_time = r8a7790_timer_init, - .init_machine = lager_add_standard_devices, + .smp = smp_ops(r8a7790_smp_ops), + .init_early = r8a7790_init_early, + .init_time = rcar_gen2_timer_init, + .init_machine = lager_init, .dt_compat = lager_boards_compat_dt, MACHINE_END |