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Commit c75a5afa authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Simon Horman
Browse files

ARM: shmobile: lager: Add Display Unit support 



Only the VGA output is currently supported.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent df83d907

arch/arm/mach-shmobile/board-lager.c

+66 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#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/regulator/fixed.h>

#include <linux/regulator/machine.h>
@@ -38,6 +39,62 @@ 
#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 = &du_resources,

		.size_data = sizeof(du_resources),

		.dma_mask = DMA_BIT_MASK(32),

	};



	platform_device_register_full(&info);

}



/* LEDS */

static struct gpio_led lager_leds[] = {

	{
@@ -106,6 +163,13 @@ static struct resource ether_resources[] __initdata = { 
};



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"),
@@ -153,6 +217,8 @@ static void __init lager_add_standard_devices(void) 
					  ether_resources,

					  ARRAY_SIZE(ether_resources),

					  &ether_pdata, sizeof(ether_pdata));



	lager_add_du_device();

}



static const char *lager_boards_compat_dt[] __initdata = {