diff options
Diffstat (limited to 'arch/arm/mach-pxa/lubbock.c')
| -rw-r--r-- | arch/arm/mach-pxa/lubbock.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index df45682e99a5..fe2ef9b78602 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -13,6 +13,7 @@ */ #include <linux/clkdev.h> #include <linux/gpio.h> +#include <linux/gpio/gpio-reg.h> #include <linux/gpio/machine.h> #include <linux/module.h> #include <linux/kernel.h> @@ -110,20 +111,18 @@ static unsigned long lubbock_pin_config[] __initdata = { }; #define LUB_HEXLED __LUB_REG(LUBBOCK_FPGA_PHYS + 0x010) -#define LUB_MISC_WR __LUB_REG(LUBBOCK_FPGA_PHYS + 0x080) void lubbock_set_hexled(uint32_t value) { LUB_HEXLED = value; } +static struct gpio_chip *lubbock_misc_wr_gc; + void lubbock_set_misc_wr(unsigned int mask, unsigned int set) { - unsigned long flags; - - local_irq_save(flags); - LUB_MISC_WR = (LUB_MISC_WR & ~mask) | (set & mask); - local_irq_restore(flags); + unsigned long m = mask, v = set; + lubbock_misc_wr_gc->set_multiple(lubbock_misc_wr_gc, &m, &v); } EXPORT_SYMBOL(lubbock_set_misc_wr); @@ -452,9 +451,9 @@ static void lubbock_irda_transceiver_mode(struct device *dev, int mode) local_irq_save(flags); if (mode & IR_SIRMODE) { - LUB_MISC_WR &= ~(1 << 4); + lubbock_set_misc_wr(BIT(4), 0); } else if (mode & IR_FIRMODE) { - LUB_MISC_WR |= 1 << 4; + lubbock_set_misc_wr(BIT(4), BIT(4)); } pxa2xx_transceiver_mode(dev, mode); local_irq_restore(flags); @@ -472,6 +471,15 @@ static void __init lubbock_init(void) pxa2xx_mfp_config(ARRAY_AND_SIZE(lubbock_pin_config)); + lubbock_misc_wr_gc = gpio_reg_init(NULL, (void *)&LUB_MISC_WR, + -1, 16, "lubbock", 0, LUB_MISC_WR, + NULL, NULL, NULL); + if (IS_ERR(lubbock_misc_wr_gc)) { + pr_err("Lubbock: unable to register lubbock GPIOs: %ld\n", + PTR_ERR(lubbock_misc_wr_gc)); + lubbock_misc_wr_gc = NULL; + } + pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); |