summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2013-04-16 12:39:11 +0200
committerSimon Horman <horms+renesas@verge.net.au>2013-09-30 09:34:06 +0200
commitc75a5afa44e71c99e1793824121608f0db48f014 (patch)
tree1780f6dc17b713db44559afc8603ca1c80920161
parentARM: shmobile: marzen: Add Display Unit support (diff)
downloadlinux-c75a5afa44e71c99e1793824121608f0db48f014.tar.xz
linux-c75a5afa44e71c99e1793824121608f0db48f014.zip
ARM: shmobile: lager: Add Display Unit support
Only the VGA output is currently supported. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
-rw-r--r--arch/arm/mach-shmobile/board-lager.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c
index ffb6f0ac7606..caec99e332ef 100644
--- a/arch/arm/mach-shmobile/board-lager.c
+++ b/arch/arm/mach-shmobile/board-lager.c
@@ -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 = {