diff options
Diffstat (limited to 'package/rtc-rv5c386a/src/gpio.h')
-rw-r--r-- | package/rtc-rv5c386a/src/gpio.h | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/package/rtc-rv5c386a/src/gpio.h b/package/rtc-rv5c386a/src/gpio.h deleted file mode 100644 index cd48637..0000000 --- a/package/rtc-rv5c386a/src/gpio.h +++ /dev/null @@ -1,157 +0,0 @@ -#ifndef __DIAG_GPIO_H -#define __DIAG_GPIO_H -#include <linux/interrupt.h> - -#ifndef BCMDRIVER -#include <linux/ssb/ssb_embedded.h> - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25) -#include <linux/gpio.h> -#define ssb ssb_bcm47xx -#endif -extern struct ssb_bus ssb; - - -static inline u32 gpio_in(void) -{ - return ssb_gpio_in(&ssb, ~0); -} - -static inline u32 gpio_out(u32 mask, u32 value) -{ - return ssb_gpio_out(&ssb, mask, value); -} - -static inline u32 gpio_outen(u32 mask, u32 value) -{ - return ssb_gpio_outen(&ssb, mask, value); -} - -static inline u32 gpio_control(u32 mask, u32 value) -{ - return ssb_gpio_control(&ssb, mask, value); -} - -static inline u32 gpio_setintmask(u32 mask, u32 value) -{ - return ssb_gpio_intmask(&ssb, mask, value); -} - -static inline u32 gpio_intpolarity(u32 mask, u32 value) -{ - return ssb_gpio_polarity(&ssb, mask, value); -} - -static inline u32 __ssb_write32_masked(struct ssb_device *dev, u16 offset, - u32 mask, u32 value) -{ - value &= mask; - value |= ssb_read32(dev, offset) & ~mask; - ssb_write32(dev, offset, value); - return value; -} - -static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *)) -{ - int irq; - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25) - irq = gpio_to_irq(0); - if (irq == -EINVAL) return; -#else - if (ssb.chipco.dev) - irq = ssb_mips_irq(ssb.chipco.dev) + 2; - else if (ssb.extif.dev) - irq = ssb_mips_irq(ssb.extif.dev) + 2; - else return; -#endif - - if (enabled) { - if (request_irq(irq, handler, IRQF_SHARED | IRQF_SAMPLE_RANDOM, "gpio", handler)) - return; - } else { - free_irq(irq, handler); - } - - if (ssb.chipco.dev) - __ssb_write32_masked(ssb.chipco.dev, SSB_CHIPCO_IRQMASK, SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0)); -} - -#else - -#include <typedefs.h> -#include <osl.h> -#include <bcmdevs.h> -#include <sbutils.h> -#include <sbconfig.h> -#include <sbchipc.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) -#include <sbmips.h> -#else -#include <hndcpu.h> -#endif - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0) -#define sbh bcm947xx_sbh -#define sbh_lock bcm947xx_sbh_lock -#endif - -extern void *sbh; -extern spinlock_t sbh_lock; - -#define gpio_in() sb_gpioin(sbh) -#define gpio_out(mask, value) sb_gpioout(sbh, mask, ((value) & (mask)), GPIO_DRV_PRIORITY) -#define gpio_outen(mask, value) sb_gpioouten(sbh, mask, value, GPIO_DRV_PRIORITY) -#define gpio_control(mask, value) sb_gpiocontrol(sbh, mask, value, GPIO_DRV_PRIORITY) -#define gpio_setintmask(mask, value) sb_gpiointmask(sbh, mask, value, GPIO_DRV_PRIORITY) -#define gpio_intpolarity(mask, value) sb_gpiointpolarity(sbh, mask, value, GPIO_DRV_PRIORITY) - -static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *, struct pt_regs *)) -{ - unsigned int coreidx; - unsigned long flags; - chipcregs_t *cc; - int irq; - - spin_lock_irqsave(sbh_lock, flags); - coreidx = sb_coreidx(sbh); - - irq = sb_irq(sbh) + 2; - if (enabled) - request_irq(irq, handler, SA_SHIRQ | SA_SAMPLE_RANDOM, "gpio", handler); - else - free_irq(irq, handler); - - if ((cc = sb_setcore(sbh, SB_CC, 0))) { - int intmask; - - intmask = readl(&cc->intmask); - if (enabled) - intmask |= CI_GPIO; - else - intmask &= ~CI_GPIO; - writel(intmask, &cc->intmask); - } - sb_setcoreidx(sbh, coreidx); - spin_unlock_irqrestore(sbh_lock, flags); -} - -#endif /* BCMDRIVER */ - -#define EXTIF_ADDR 0x1f000000 -#define EXTIF_UART (EXTIF_ADDR + 0x00800000) - -#define GPIO_TYPE_NORMAL (0x0 << 24) -#define GPIO_TYPE_EXTIF (0x1 << 24) -#define GPIO_TYPE_MASK (0xf << 24) - -static inline void gpio_set_extif(int gpio, int value) -{ - volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (gpio & ~GPIO_TYPE_MASK); - if (value) - *addr = 0xFF; - else - *addr; -} - -#endif /* __DIAG_GPIO_H */ |