diff options
Diffstat (limited to 'arch/arm/mach-pxa/cm-x270.c')
-rw-r--r-- | arch/arm/mach-pxa/cm-x270.c | 83 |
1 files changed, 44 insertions, 39 deletions
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c index eea78b6..a9926bb 100644 --- a/arch/arm/mach-pxa/cm-x270.c +++ b/arch/arm/mach-pxa/cm-x270.c @@ -71,26 +71,7 @@ static unsigned long cmx270_pin_config[] = { GPIO111_MMC_DAT_3, /* LCD */ - GPIO58_LCD_LDD_0, - GPIO59_LCD_LDD_1, - GPIO60_LCD_LDD_2, - GPIO61_LCD_LDD_3, - GPIO62_LCD_LDD_4, - GPIO63_LCD_LDD_5, - GPIO64_LCD_LDD_6, - GPIO65_LCD_LDD_7, - GPIO66_LCD_LDD_8, - GPIO67_LCD_LDD_9, - GPIO68_LCD_LDD_10, - GPIO69_LCD_LDD_11, - GPIO70_LCD_LDD_12, - GPIO71_LCD_LDD_13, - GPIO72_LCD_LDD_14, - GPIO73_LCD_LDD_15, - GPIO74_LCD_FCLK, - GPIO75_LCD_LCLK, - GPIO76_LCD_PCLK, - GPIO77_LCD_BIAS, + GPIOxx_LCD_TFT_16BPP, /* I2C */ GPIO117_I2C_SCL, @@ -195,33 +176,57 @@ static struct resource cmx270_2700G_resource[] = { }, }; -static unsigned long save_lcd_regs[10]; +static unsigned long cmx270_marathon_on[] = { + GPIO58_GPIO, + GPIO59_GPIO, + GPIO60_GPIO, + GPIO61_GPIO, + GPIO62_GPIO, + GPIO63_GPIO, + GPIO64_GPIO, + GPIO65_GPIO, + GPIO66_GPIO, + GPIO67_GPIO, + GPIO68_GPIO, + GPIO69_GPIO, + GPIO70_GPIO, + GPIO71_GPIO, + GPIO72_GPIO, + GPIO73_GPIO, + GPIO74_GPIO, + GPIO75_GPIO, + GPIO76_GPIO, + GPIO77_GPIO, +}; + +static unsigned long cmx270_marathon_off[] = { + GPIOxx_LCD_TFT_16BPP, +}; static int cmx270_marathon_probe(struct fb_info *fb) { - /* save PXA-270 pin settings before enabling 2700G */ - save_lcd_regs[0] = GPDR1; - save_lcd_regs[1] = GPDR2; - save_lcd_regs[2] = GAFR1_U; - save_lcd_regs[3] = GAFR2_L; - save_lcd_regs[4] = GAFR2_U; - - /* Disable PXA-270 on-chip controller driving pins */ - GPDR1 &= ~(0xfc000000); - GPDR2 &= ~(0x00c03fff); - GAFR1_U &= ~(0xfff00000); - GAFR2_L &= ~(0x0fffffff); - GAFR2_U &= ~(0x0000f000); + int gpio, err; + + for (gpio = 58; gpio <= 77; gpio++) { + err = gpio_request(gpio, "LCD"); + if (err) + return err; + gpio_direction_input(gpio); + } + + pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_marathon_on)); return 0; } static int cmx270_marathon_remove(struct fb_info *fb) { - GPDR1 = save_lcd_regs[0]; - GPDR2 = save_lcd_regs[1]; - GAFR1_U = save_lcd_regs[2]; - GAFR2_L = save_lcd_regs[3]; - GAFR2_U = save_lcd_regs[4]; + int gpio; + + pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx270_marathon_off)); + + for (gpio = 58; gpio <= 77; gpio++) + gpio_free(gpio); + return 0; } |