From: Daniel Mack Date: Mon, 23 Mar 2009 01:04:19 +0000 (+0100) Subject: [ARM] pxa: Add Colibri LCD functions X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=91fcfb908d62038c3c2cdecb7fb8aa2c98cb70a2;p=linux-beck.git [ARM] pxa: Add Colibri LCD functions This adds LCD functions for Colibri PXA300 and Colibri PXA320 and configures a LQ043T3DX02 panel. Original-code-by: Matthias Meier Signed-off-by: Daniel Mack Signed-off-by: Eric Miao --- diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c index 14ef9bf094fa..2858a5978709 100644 --- a/arch/arm/mach-pxa/colibri-pxa300.c +++ b/arch/arm/mach-pxa/colibri-pxa300.c @@ -25,6 +25,7 @@ #include #include #include +#include #include "generic.h" #include "devices.h" @@ -106,10 +107,49 @@ static mfp_cfg_t colibri_pxa300_mmc_pin_config[] __initdata = { GPIO6_MMC1_DAT3, }; +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static mfp_cfg_t colibri_pxa300_lcd_pin_config[] __initdata = { + GPIO54_LCD_LDD_0, + GPIO55_LCD_LDD_1, + GPIO56_LCD_LDD_2, + GPIO57_LCD_LDD_3, + GPIO58_LCD_LDD_4, + GPIO59_LCD_LDD_5, + GPIO60_LCD_LDD_6, + GPIO61_LCD_LDD_7, + GPIO62_LCD_LDD_8, + GPIO63_LCD_LDD_9, + GPIO64_LCD_LDD_10, + GPIO65_LCD_LDD_11, + GPIO66_LCD_LDD_12, + GPIO67_LCD_LDD_13, + GPIO68_LCD_LDD_14, + GPIO69_LCD_LDD_15, + GPIO70_LCD_LDD_16, + GPIO71_LCD_LDD_17, + GPIO62_LCD_CS_N, + GPIO72_LCD_FCLK, + GPIO73_LCD_LCLK, + GPIO74_LCD_PCLK, + GPIO75_LCD_BIAS, + GPIO76_LCD_VSYNC, +}; + +static void __init colibri_pxa300_init_lcd(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa300_lcd_pin_config)); +} + +#else +static inline void colibri_pxa300_init_lcd(void) {} +#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */ + void __init colibri_pxa300_init(void) { colibri_pxa300_init_eth(); colibri_pxa300_init_ohci(); + colibri_pxa300_init_lcd(); + colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO)); colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa300_mmc_pin_config), mfp_to_gpio(MFP_PIN_GPIO13)); } diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c index 86cb202847e8..b67736743518 100644 --- a/arch/arm/mach-pxa/colibri-pxa320.c +++ b/arch/arm/mach-pxa/colibri-pxa320.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include "generic.h" @@ -108,10 +109,48 @@ static mfp_cfg_t colibri_pxa320_mmc_pin_config[] __initdata = { GPIO21_MMC1_DAT3 }; +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = { + GPIO6_2_LCD_LDD_0, + GPIO7_2_LCD_LDD_1, + GPIO8_2_LCD_LDD_2, + GPIO9_2_LCD_LDD_3, + GPIO10_2_LCD_LDD_4, + GPIO11_2_LCD_LDD_5, + GPIO12_2_LCD_LDD_6, + GPIO13_2_LCD_LDD_7, + GPIO63_LCD_LDD_8, + GPIO64_LCD_LDD_9, + GPIO65_LCD_LDD_10, + GPIO66_LCD_LDD_11, + GPIO67_LCD_LDD_12, + GPIO68_LCD_LDD_13, + GPIO69_LCD_LDD_14, + GPIO70_LCD_LDD_15, + GPIO71_LCD_LDD_16, + GPIO72_LCD_LDD_17, + GPIO73_LCD_CS_N, + GPIO74_LCD_VSYNC, + GPIO14_2_LCD_FCLK, + GPIO15_2_LCD_LCLK, + GPIO16_2_LCD_PCLK, + GPIO17_2_LCD_BIAS, +}; + +static void __init colibri_pxa320_init_lcd(void) +{ + pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config)); +} +#else +static inline void colibri_pxa320_init_lcd(void) {} +#endif + void __init colibri_pxa320_init(void) { colibri_pxa320_init_eth(); colibri_pxa320_init_ohci(); + colibri_pxa320_init_lcd(); + colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO)); colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config), mfp_to_gpio(MFP_PIN_GPIO28)); } diff --git a/arch/arm/mach-pxa/colibri-pxa3xx.c b/arch/arm/mach-pxa/colibri-pxa3xx.c index cbaa8424fc86..12d0afc54aa5 100644 --- a/arch/arm/mach-pxa/colibri-pxa3xx.c +++ b/arch/arm/mach-pxa/colibri-pxa3xx.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "generic.h" #include "devices.h" @@ -73,3 +74,48 @@ void __init colibri_pxa3xx_init_mmc(mfp_cfg_t *pins, int len, int detect_pin) } #endif /* CONFIG_MMC_PXA || CONFIG_MMC_PXA_MODULE */ +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static int lcd_bl_pin; + +/* + * LCD panel (Sharp LQ043T3DX02) + */ +static void colibri_lcd_backlight(int on) +{ + gpio_set_value(lcd_bl_pin, !!on); +} + +static struct pxafb_mode_info sharp_lq43_mode = { + .pixclock = 101936, + .xres = 480, + .yres = 272, + .bpp = 32, + .depth = 18, + .hsync_len = 41, + .left_margin = 2, + .right_margin = 2, + .vsync_len = 10, + .upper_margin = 2, + .lower_margin = 2, + .sync = 0, + .cmap_greyscale = 0, +}; + +static struct pxafb_mach_info sharp_lq43_info = { + .modes = &sharp_lq43_mode, + .num_modes = 1, + .cmap_inverse = 0, + .cmap_static = 0, + .lcd_conn = LCD_COLOR_TFT_18BPP, + .pxafb_backlight_power = colibri_lcd_backlight, +}; + +void __init colibri_pxa3xx_init_lcd(int bl_pin) +{ + lcd_bl_pin = bl_pin; + gpio_request(bl_pin, "lcd backlight"); + gpio_direction_output(bl_pin, 0); + set_pxa_fb_info(&sharp_lq43_info); +} +#endif + diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h index 0becf6215c1d..3f2a01d6a03c 100644 --- a/arch/arm/mach-pxa/include/mach/colibri.h +++ b/arch/arm/mach-pxa/include/mach/colibri.h @@ -10,6 +10,12 @@ extern void colibri_pxa3xx_init_mmc(mfp_cfg_t *pins, int len, int detect_pin); static inline void colibri_pxa3xx_init_mmc(mfp_cfg_t *, int, int) {} #endif +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +extern void colibri_pxa3xx_init_lcd(int bl_pin); +#else +static inline void colibri_pxa3xx_init_lcd(int) {} +#endif + /* physical memory regions */ #define COLIBRI_SDRAM_BASE 0xa0000000 /* SDRAM region */