diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/board-apalis_t30.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/board-apalis_t30.c b/arch/arm/mach-tegra/board-apalis_t30.c index 5501c75f1eef..809fbfe8165f 100644 --- a/arch/arm/mach-tegra/board-apalis_t30.c +++ b/arch/arm/mach-tegra/board-apalis_t30.c @@ -168,7 +168,36 @@ static struct tegra_clk_init_table apalis_t30_clk_init_table[] __initdata = { /* GPIO */ -//TODO: sysfs GPIO exports +static struct gpio apalis_t30_gpios[] = { + {TEGRA_GPIO_PBB0, GPIOF_IN, "LVDS: Single/Dual Ch"}, + {TEGRA_GPIO_PBB3, GPIOF_IN, "LVDS: 18/24 Bit Mode"}, + {TEGRA_GPIO_PBB4, GPIOF_IN, "LVDS: Output Enable"}, + {TEGRA_GPIO_PBB5, GPIOF_IN, "LVDS: Power Down"}, + {TEGRA_GPIO_PBB6, GPIOF_IN, "LVDS: Clock Polarity"}, + {TEGRA_GPIO_PBB7, GPIOF_IN, "LVDS: Colour Mapping"}, + {TEGRA_GPIO_PCC1, GPIOF_IN, "LVDS: Swing Mode"}, + {TEGRA_GPIO_PCC2, GPIOF_IN, "LVDS: DDRclk Disable"}, +}; + +static void apalis_t30_gpio_init(void) +{ + int i = 0; + int length = sizeof(apalis_t30_gpios) / sizeof(struct gpio); + int err = 0; + + for (i = 0; i < length; i++) { + err = gpio_request_one(apalis_t30_gpios[i].gpio, + apalis_t30_gpios[i].flags, + apalis_t30_gpios[i].label); + + if (err) { + pr_warning("gpio_request(%s) failed, err = %d", + apalis_t30_gpios[i].label, err); + } else { + gpio_export(apalis_t30_gpios[i].gpio, true); + } + } +} /* I2C */ @@ -1166,6 +1195,7 @@ static void __init apalis_t30_init(void) #endif tegra_serial_debug_init(TEGRA_UARTD_BASE, INT_WDT_CPU, NULL, -1, -1); apalis_t20_mcp2515_can_init(); + apalis_t30_gpio_init(); } static void __init apalis_t30_reserve(void) |