diff options
Diffstat (limited to 'kernel/arch/arm/mach-nomadik/cpu-8815.c')
| -rw-r--r-- | kernel/arch/arm/mach-nomadik/cpu-8815.c | 41 |
1 files changed, 2 insertions, 39 deletions
diff --git a/kernel/arch/arm/mach-nomadik/cpu-8815.c b/kernel/arch/arm/mach-nomadik/cpu-8815.c index 9bda46f1f..0c612d95b 100644 --- a/kernel/arch/arm/mach-nomadik/cpu-8815.c +++ b/kernel/arch/arm/mach-nomadik/cpu-8815.c @@ -26,10 +26,8 @@ #include <linux/irq.h> #include <linux/dma-mapping.h> #include <linux/of_irq.h> -#include <linux/of_gpio.h> #include <linux/of_address.h> #include <linux/of_platform.h> -#include <linux/gpio.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -109,40 +107,6 @@ static void cpu8815_restart(enum reboot_mode mode, const char *cmd) writel(1, srcbase + 0x18); } -/* - * This GPIO pin turns on a line that is used to detect card insertion - * on this board. - */ -static int __init cpu8815_mmcsd_init(void) -{ - struct device_node *cdbias; - int gpio, err; - - cdbias = of_find_node_by_path("/usb-s8815/mmcsd-gpio"); - if (!cdbias) { - pr_info("could not find MMC/SD card detect bias node\n"); - return 0; - } - gpio = of_get_gpio(cdbias, 0); - if (gpio < 0) { - pr_info("could not obtain MMC/SD card detect bias GPIO\n"); - return 0; - } - err = gpio_request(gpio, "card detect bias"); - if (err) { - pr_info("failed to request card detect bias GPIO %d\n", gpio); - return -ENODEV; - } - err = gpio_direction_output(gpio, 0); - if (err){ - pr_info("failed to set GPIO %d as output, low\n", gpio); - return err; - } - pr_info("enabled USB-S8815 CD bias GPIO %d, low\n", gpio); - return 0; -} -device_initcall(cpu8815_mmcsd_init); - static const char * cpu8815_board_compat[] = { "st,nomadik-nhk-15", "calaosystems,usb-s8815", @@ -150,9 +114,8 @@ static const char * cpu8815_board_compat[] = { }; DT_MACHINE_START(NOMADIK_DT, "Nomadik STn8815") - /* At full speed latency must be >=2, so 0x249 in low bits */ - .l2c_aux_val = 0x00700249, - .l2c_aux_mask = 0xfe0fefff, + .l2c_aux_val = 0, + .l2c_aux_mask = ~0, .map_io = cpu8815_map_io, .restart = cpu8815_restart, .dt_compat = cpu8815_board_compat, |