Add DRM platform device to machine file for exynos5.
Signed-off-by: Prathyush K <[email protected]>
Signed-off-by: Leela Krishna Amudala <[email protected]>
---
arch/arm/mach-exynos/mach-exynos5-dt.c | 27 +++++++++++++++++++++++++++
1 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c
b/arch/arm/mach-exynos/mach-exynos5-dt.c
index 652a537..a91c928 100644
--- a/arch/arm/mach-exynos/mach-exynos5-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
@@ -17,6 +17,7 @@
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
+#include <asm/io.h>
#include <mach/map.h>
#include <plat/cpu.h>
@@ -29,6 +30,22 @@
#include <video/platform_lcd.h>
+static void exynos_fimd_gpio_setup_24bpp(void)
+{
+ unsigned int reg = 0;
+ /*
+ * Set DISP1BLK_CFG register for Display path selection
+ * FIMD of DISP1_BLK Bypass selection : DISP1BLK_CFG[15]
+ * ---------------------
+ * 0 | MIE/MDNIE
+ * 1 | FIMD : selected
+ */
+ reg = __raw_readl(S3C_VA_SYS + 0x0214);
+ reg &= ~(1 << 15); /* To save other reset values */
+ reg |= (1 << 15);
+ __raw_writel(reg, S3C_VA_SYS + 0x0214);
+}
+
static int smdk5250_bl_notify(struct device *unused, int brightness)
{
/* manage lcd_bl_en signal */
@@ -51,6 +68,14 @@ static struct platform_pwm_backlight_data smdk5250_bl_data =
{
.notify = smdk5250_bl_notify,
};
+static struct platform_device exynos_drm_device = {
+ .name = "exynos-drm",
+ .dev = {
+ .dma_mask = &exynos_drm_device.dev.coherent_dma_mask,
+ .coherent_dma_mask = 0xffffffffUL,
+ }
+};
+
static void lcd_set_power(struct plat_lcd_data *pd,
unsigned int power)
{
@@ -134,6 +159,7 @@ static const struct of_dev_auxdata
exynos5250_auxdata_lookup[] __initconst = {
static struct platform_device *smdk5250_devices[] __initdata = {
&smdk5250_lcd, /* for platform_lcd device */
+ &exynos_drm_device,
};
static void __init exynos5250_dt_map_io(void)
@@ -147,6 +173,7 @@ static void __init exynos5250_dt_machine_init(void)
samsung_bl_set(&smdk5250_bl_gpio_info, &smdk5250_bl_data);
of_platform_populate(NULL, of_default_bus_match_table,
exynos5250_auxdata_lookup, NULL);
+ exynos_fimd_gpio_setup_24bpp();
platform_add_devices(smdk5250_devices, ARRAY_SIZE(smdk5250_devices));
}
--
1.7.0.4
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