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authorDaniel Mack <daniel@caiaq.de>2009-03-23 04:04:19 +0300
committerEric Miao <eric.miao@marvell.com>2009-03-23 04:59:55 +0300
commit91fcfb908d62038c3c2cdecb7fb8aa2c98cb70a2 (patch)
treedf6bae91c0dfac50540532ab4ffc495a3378c83b /arch/arm/mach-pxa
parentbac07ecd6c9b16656aced6dc4f9f070120153046 (diff)
downloadlinux-91fcfb908d62038c3c2cdecb7fb8aa2c98cb70a2.tar.xz
[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 <matthias.j.meier@gmx.net> Signed-off-by: Daniel Mack <daniel@caiaq.de> Signed-off-by: Eric Miao <eric.miao@marvell.com>
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r--arch/arm/mach-pxa/colibri-pxa300.c40
-rw-r--r--arch/arm/mach-pxa/colibri-pxa320.c39
-rw-r--r--arch/arm/mach-pxa/colibri-pxa3xx.c46
-rw-r--r--arch/arm/mach-pxa/include/mach/colibri.h6
4 files changed, 131 insertions, 0 deletions
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 <mach/pxa300.h>
#include <mach/colibri.h>
#include <mach/ohci.h>
+#include <mach/pxafb.h>
#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 <mach/pxa3xx-regs.h>
#include <mach/mfp-pxa320.h>
#include <mach/colibri.h>
+#include <mach/pxafb.h>
#include <mach/ohci.h>
#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 <mach/mfp-pxa300.h>
#include <mach/colibri.h>
#include <mach/mmc.h>
+#include <mach/pxafb.h>
#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 */