This patch:
o Adds platform device support for LCD-LTE480.
o Adds platform data for FB with win_mode and default_bpp.
o Enables FB device support and platform-lcd support.
Signed-off-by: Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx>
---
arch/arm/mach-s5p64x0/Kconfig | 2 +
arch/arm/mach-s5p64x0/mach-smdk6440.c | 63 +++++++++++++++++++++++++++++++++
2 files changed, 65 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-s5p64x0/Kconfig b/arch/arm/mach-s5p64x0/Kconfig
index 2ca5ac0..c69a32d 100644
--- a/arch/arm/mach-s5p64x0/Kconfig
+++ b/arch/arm/mach-s5p64x0/Kconfig
@@ -37,6 +37,7 @@ config S5P64X0_SETUP_I2C1
config MACH_SMDK6440
bool "SMDK6440"
select CPU_S5P6440
+ select S3C_DEV_FB
select S3C_DEV_I2C1
select S3C_DEV_RTC
select S3C_DEV_WDT
@@ -44,6 +45,7 @@ config MACH_SMDK6440
select SAMSUNG_DEV_ADC
select SAMSUNG_DEV_PWM
select SAMSUNG_DEV_TS
+ select S5P64X0_SETUP_FB
select S5P64X0_SETUP_I2C1
help
Machine support for the Samsung SMDK6440
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c
index 2d559f1..a1f6f1e 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6440.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c
@@ -23,6 +23,7 @@
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>
+#include <linux/fb.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -34,6 +35,7 @@
#include <mach/regs-clock.h>
#include <mach/i2c.h>
#include <mach/regs-gpio.h>
+#include <mach/regs-fb.h>
#include <plat/regs-serial.h>
#include <plat/gpio-cfg.h>
@@ -46,6 +48,9 @@
#include <plat/adc.h>
#include <plat/ts.h>
#include <plat/s5p-time.h>
+#include <plat/fb.h>
+
+#include <video/platform_lcd.h>
#define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
@@ -130,6 +135,60 @@ static struct platform_device smdk6440_backlight_device = {
},
};
+/* Frame Buffer */
+static struct s3c_fb_pd_win s5p6440_fb_win0 = {
+/* this is to ensure we use win0 */
+ .win_mode = {
+ .left_margin = 8,
+ .right_margin = 13,
+ .upper_margin = 7,
+ .lower_margin = 5,
+ .hsync_len = 3,
+ .vsync_len = 1,
+ .xres = 800,
+ .yres = 480,
+ .refresh = 80,
+ },
+ .max_bpp = 24,
+ .default_bpp = 24,
+};
+
+static struct s3c_fb_platdata s5p6440_lcd_pdata __initdata = {
+ .win[0] = &s5p6440_fb_win0,
+ .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
+ .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
+ .setup_gpio = s5p64x0_fb_gpio_setup_24bpp,
+};
+
+/* LCD power controller */
+static void s5p6440_lte480_reset_power(struct plat_lcd_data *pd,
+ unsigned int power)
+{
+ int err;
+
+ if (power) {
+ err = gpio_request(S5P6440_GPN(5), "GPN");
+ if (err)
+ printk(KERN_ERR "failed to request GPN for lcd reset\n");
+
+ gpio_direction_output(S5P6440_GPN(5), 1);
+ gpio_set_value(S5P6440_GPN(5), 0);
+ gpio_set_value(S5P6440_GPN(5), 1);
+ gpio_free(S5P6440_GPN(5));
+ }
+}
+
+static struct plat_lcd_data s5p6440_lcd_power_data = {
+ .set_power = s5p6440_lte480_reset_power,
+};
+
+static struct platform_device smdk6440_lcd_lte480wv = {
+ .name = "platform-lcd",
+ .dev.parent = &s3c_device_fb.dev,
+ .dev.platform_data = &s5p6440_lcd_power_data,
+};
+
+
static struct platform_device *smdk6440_devices[] __initdata = {
&s3c_device_adc,
&s3c_device_rtc,
@@ -141,6 +200,8 @@ static struct platform_device *smdk6440_devices[] __initdata = {
&s5p6440_device_iis,
&s3c_device_timer[1],
&smdk6440_backlight_device,
+ &s3c_device_fb,
+ &smdk6440_lcd_lte480wv,
};
static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
@@ -193,6 +254,8 @@ static void __init smdk6440_machine_init(void)
ARRAY_SIZE(smdk6440_i2c_devs0));
i2c_register_board_info(1, smdk6440_i2c_devs1,
ARRAY_SIZE(smdk6440_i2c_devs1));
+ s3c_fb_set_platdata(&s5p6440_lcd_pdata);
+ s5p64x0_fb_init(S5P64X0_SPCON0_LCD_SEL_RGB);
platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
}
--
1.7.1
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