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author | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-28 22:21:57 +0000 |
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committer | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-28 22:21:57 +0000 |
commit | bf2c750b45a57fe120571950f24a5ab9e86a06c3 (patch) | |
tree | d7387ce02884e192e6b4e330ce901b1a519f7f70 /package/broadcom-diag/src/gpio.h | |
parent | b1e50c66ea303254371776bda2c325331796e5bb (diff) | |
download | master-187ad058-bf2c750b45a57fe120571950f24a5ab9e86a06c3.tar.gz master-187ad058-bf2c750b45a57fe120571950f24a5ab9e86a06c3.tar.bz2 master-187ad058-bf2c750b45a57fe120571950f24a5ab9e86a06c3.zip |
brcm47xx: add initial support for devices with bcma bus.
Ethernet and wifi are not working and this is highly experimental.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27301 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/broadcom-diag/src/gpio.h')
-rw-r--r-- | package/broadcom-diag/src/gpio.h | 115 |
1 files changed, 6 insertions, 109 deletions
diff --git a/package/broadcom-diag/src/gpio.h b/package/broadcom-diag/src/gpio.h index cd48637b20..575fd8c471 100644 --- a/package/broadcom-diag/src/gpio.h +++ b/package/broadcom-diag/src/gpio.h @@ -1,46 +1,12 @@ #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; +#include <asm/mach-bcm47xx/bcm47xx.h> - -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); -} +#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,0) +#define ssb_bcm47xx bcm47xx_bus.ssb +#endif static inline u32 __ssb_write32_masked(struct ssb_device *dev, u16 offset, u32 mask, u32 value) @@ -55,16 +21,8 @@ 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)) @@ -73,71 +31,10 @@ static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *)) 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)); + if (ssb_bcm47xx.chipco.dev) + __ssb_write32_masked(ssb_bcm47xx.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) |