diff options
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-s3c6410/Kconfig | 2 | ||||
-rw-r--r-- | arch/arm/mach-s3c6410/mach-smdk6410.c | 71 |
2 files changed, 73 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6410/Kconfig b/arch/arm/mach-s3c6410/Kconfig index d00b5605100d..1d5010070027 100644 --- a/arch/arm/mach-s3c6410/Kconfig +++ b/arch/arm/mach-s3c6410/Kconfig | |||
@@ -25,8 +25,10 @@ config MACH_SMDK6410 | |||
25 | select S3C_DEV_HSMMC | 25 | select S3C_DEV_HSMMC |
26 | select S3C_DEV_HSMMC1 | 26 | select S3C_DEV_HSMMC1 |
27 | select S3C_DEV_I2C1 | 27 | select S3C_DEV_I2C1 |
28 | select S3C_DEV_FB | ||
28 | select S3C6410_SETUP_SDHCI | 29 | select S3C6410_SETUP_SDHCI |
29 | select S3C64XX_SETUP_I2C1 | 30 | select S3C64XX_SETUP_I2C1 |
31 | select S3C64XX_SETUP_FB_24BPP | ||
30 | help | 32 | help |
31 | Machine support for the Samsung SMDK6410 | 33 | Machine support for the Samsung SMDK6410 |
32 | 34 | ||
diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c index b900244a91d3..ae3bd5c2b8c6 100644 --- a/arch/arm/mach-s3c6410/mach-smdk6410.c +++ b/arch/arm/mach-s3c6410/mach-smdk6410.c | |||
@@ -21,12 +21,18 @@ | |||
21 | #include <linux/platform_device.h> | 21 | #include <linux/platform_device.h> |
22 | #include <linux/io.h> | 22 | #include <linux/io.h> |
23 | #include <linux/i2c.h> | 23 | #include <linux/i2c.h> |
24 | #include <linux/fb.h> | ||
25 | #include <linux/gpio.h> | ||
26 | #include <linux/delay.h> | ||
27 | |||
28 | #include <video/platform_lcd.h> | ||
24 | 29 | ||
25 | #include <asm/mach/arch.h> | 30 | #include <asm/mach/arch.h> |
26 | #include <asm/mach/map.h> | 31 | #include <asm/mach/map.h> |
27 | #include <asm/mach/irq.h> | 32 | #include <asm/mach/irq.h> |
28 | 33 | ||
29 | #include <mach/hardware.h> | 34 | #include <mach/hardware.h> |
35 | #include <mach/regs-fb.h> | ||
30 | #include <mach/map.h> | 36 | #include <mach/map.h> |
31 | 37 | ||
32 | #include <asm/irq.h> | 38 | #include <asm/irq.h> |
@@ -34,6 +40,7 @@ | |||
34 | 40 | ||
35 | #include <plat/regs-serial.h> | 41 | #include <plat/regs-serial.h> |
36 | #include <plat/iic.h> | 42 | #include <plat/iic.h> |
43 | #include <plat/fb.h> | ||
37 | 44 | ||
38 | #include <plat/s3c6410.h> | 45 | #include <plat/s3c6410.h> |
39 | #include <plat/clock.h> | 46 | #include <plat/clock.h> |
@@ -61,6 +68,67 @@ static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = { | |||
61 | }, | 68 | }, |
62 | }; | 69 | }; |
63 | 70 | ||
71 | /* framebuffer and LCD setup. */ | ||
72 | |||
73 | /* GPF15 = LCD backlight control | ||
74 | * GPF13 => Panel power | ||
75 | * GPN5 = LCD nRESET signal | ||
76 | * PWM_TOUT1 => backlight brightness | ||
77 | */ | ||
78 | |||
79 | static void smdk6410_lcd_power_set(struct plat_lcd_data *pd, | ||
80 | unsigned int power) | ||
81 | { | ||
82 | if (power) { | ||
83 | gpio_direction_output(S3C64XX_GPF(13), 1); | ||
84 | gpio_direction_output(S3C64XX_GPF(15), 1); | ||
85 | |||
86 | /* fire nRESET on power up */ | ||
87 | gpio_direction_output(S3C64XX_GPN(5), 0); | ||
88 | msleep(10); | ||
89 | gpio_direction_output(S3C64XX_GPN(5), 1); | ||
90 | msleep(1); | ||
91 | } else { | ||
92 | gpio_direction_output(S3C64XX_GPF(15), 0); | ||
93 | gpio_direction_output(S3C64XX_GPF(13), 0); | ||
94 | } | ||
95 | } | ||
96 | |||
97 | static struct plat_lcd_data smdk6410_lcd_power_data = { | ||
98 | .set_power = smdk6410_lcd_power_set, | ||
99 | }; | ||
100 | |||
101 | static struct platform_device smdk6410_lcd_powerdev = { | ||
102 | .name = "platform-lcd", | ||
103 | .dev.parent = &s3c_device_fb.dev, | ||
104 | .dev.platform_data = &smdk6410_lcd_power_data, | ||
105 | }; | ||
106 | |||
107 | static struct s3c_fb_pd_win smdk6410_fb_win0 = { | ||
108 | /* this is to ensure we use win0 */ | ||
109 | .win_mode = { | ||
110 | .pixclock = 41094, | ||
111 | .left_margin = 8, | ||
112 | .right_margin = 13, | ||
113 | .upper_margin = 7, | ||
114 | .lower_margin = 5, | ||
115 | .hsync_len = 3, | ||
116 | .vsync_len = 1, | ||
117 | .xres = 800, | ||
118 | .yres = 480, | ||
119 | }, | ||
120 | .max_bpp = 32, | ||
121 | .default_bpp = 16, | ||
122 | }; | ||
123 | |||
124 | /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ | ||
125 | static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = { | ||
126 | .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, | ||
127 | .win[0] = &smdk6410_fb_win0, | ||
128 | .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, | ||
129 | .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, | ||
130 | }; | ||
131 | |||
64 | struct map_desc smdk6410_iodesc[] = {}; | 132 | struct map_desc smdk6410_iodesc[] = {}; |
65 | 133 | ||
66 | static struct platform_device *smdk6410_devices[] __initdata = { | 134 | static struct platform_device *smdk6410_devices[] __initdata = { |
@@ -72,6 +140,8 @@ static struct platform_device *smdk6410_devices[] __initdata = { | |||
72 | #endif | 140 | #endif |
73 | &s3c_device_i2c0, | 141 | &s3c_device_i2c0, |
74 | &s3c_device_i2c1, | 142 | &s3c_device_i2c1, |
143 | &s3c_device_fb, | ||
144 | &smdk6410_lcd_powerdev, | ||
75 | }; | 145 | }; |
76 | 146 | ||
77 | static struct i2c_board_info i2c_devs0[] __initdata = { | 147 | static struct i2c_board_info i2c_devs0[] __initdata = { |
@@ -96,6 +166,7 @@ static void __init smdk6410_machine_init(void) | |||
96 | { | 166 | { |
97 | s3c_i2c0_set_platdata(NULL); | 167 | s3c_i2c0_set_platdata(NULL); |
98 | s3c_i2c1_set_platdata(NULL); | 168 | s3c_i2c1_set_platdata(NULL); |
169 | s3c_fb_set_platdata(&smdk6410_lcd_pdata); | ||
99 | 170 | ||
100 | i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0)); | 171 | i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0)); |
101 | i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); | 172 | i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); |