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| author | Eric Miao <eric.miao@marvell.com> | 2008-12-11 14:06:43 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2008-12-17 22:50:12 +0800 |
| commit | 09e647d30d0d8feff0aee77bd17342fbc79a3bf8 (patch) | |
| tree | c5c69ea8ec3bf96fed2f424fd100ae42057c3998 /drivers/video | |
| parent | 9587319bfe53c1ba128c6d226a655c45c36a13df (diff) | |
| download | linux-09e647d30d0d8feff0aee77bd17342fbc79a3bf8.tar.gz linux-09e647d30d0d8feff0aee77bd17342fbc79a3bf8.tar.bz2 linux-09e647d30d0d8feff0aee77bd17342fbc79a3bf8.zip | |
[ARM] pxafb: remove now unused pxafb_setup_gpio() and related stuffs
platform should now initialize the pin usage for the LCD controller
to correctly work.
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/pxafb.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index d6aa07b978ed..ab60537314fb 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -50,7 +50,6 @@ #include <asm/irq.h> #include <asm/div64.h> #include <mach/pxa-regs.h> -#include <mach/pxa2xx-gpio.h> #include <mach/bitfield.h> #include <mach/pxafb.h> @@ -986,57 +985,6 @@ static inline void __pxafb_lcd_power(struct pxafb_info *fbi, int on) fbi->lcd_power(on, &fbi->fb.var); } -static void pxafb_setup_gpio(struct pxafb_info *fbi) -{ - int gpio, ldd_bits; - unsigned int lccr0 = fbi->lccr0; - - /* - * setup is based on type of panel supported - */ - - /* 4 bit interface */ - if ((lccr0 & LCCR0_CMS) == LCCR0_Mono && - (lccr0 & LCCR0_SDS) == LCCR0_Sngl && - (lccr0 & LCCR0_DPD) == LCCR0_4PixMono) - ldd_bits = 4; - - /* 8 bit interface */ - else if (((lccr0 & LCCR0_CMS) == LCCR0_Mono && - ((lccr0 & LCCR0_SDS) == LCCR0_Dual || - (lccr0 & LCCR0_DPD) == LCCR0_8PixMono)) || - ((lccr0 & LCCR0_CMS) == LCCR0_Color && - (lccr0 & LCCR0_PAS) == LCCR0_Pas && - (lccr0 & LCCR0_SDS) == LCCR0_Sngl)) - ldd_bits = 8; - - /* 16 bit interface */ - else if ((lccr0 & LCCR0_CMS) == LCCR0_Color && - ((lccr0 & LCCR0_SDS) == LCCR0_Dual || - (lccr0 & LCCR0_PAS) == LCCR0_Act)) - ldd_bits = 16; - - else { - printk(KERN_ERR "pxafb_setup_gpio: unable to determine " - "bits per pixel\n"); - return; - } - - for (gpio = 58; ldd_bits; gpio++, ldd_bits--) - pxa_gpio_mode(gpio | GPIO_ALT_FN_2_OUT); - /* 18 bit interface */ - if (fbi->fb.var.bits_per_pixel > 16) { - pxa_gpio_mode(86 | GPIO_ALT_FN_2_OUT); - pxa_gpio_mode(87 | GPIO_ALT_FN_2_OUT); - } - pxa_gpio_mode(GPIO74_LCD_FCLK_MD); - pxa_gpio_mode(GPIO75_LCD_LCLK_MD); - pxa_gpio_mode(GPIO76_LCD_PCLK_MD); - - if ((lccr0 & LCCR0_PAS) == 0) - pxa_gpio_mode(GPIO77_LCD_ACBIAS_MD); -} - static void pxafb_enable_controller(struct pxafb_info *fbi) { pr_debug("pxafb: Enabling LCD controller\n"); @@ -1179,7 +1127,6 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state) if (old_state == C_ENABLE) { __pxafb_lcd_power(fbi, 0); pxafb_disable_controller(fbi); - pxafb_setup_gpio(fbi); pxafb_enable_controller(fbi); __pxafb_lcd_power(fbi, 1); } @@ -1202,7 +1149,6 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state) */ if (old_state != C_ENABLE) { fbi->state = C_ENABLE; - pxafb_setup_gpio(fbi); pxafb_enable_controller(fbi); __pxafb_lcd_power(fbi, 1); __pxafb_backlight_power(fbi, 1); |