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authorHauke Mehrtens <hauke@hauke-m.de>2011-06-28 22:21:57 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2011-06-28 22:21:57 +0000
commit4c18da3df65146d5148dc241c7b6cd1ccc2bcee8 (patch)
tree03eb26311c9d4c410cb9180ccc08a4e00a22433b /package/broadcom-diag/src/gpio.h
parent3f0eed15a2c8140943f66e31806054c7550377ae (diff)
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brcm47xx: add initial support for devices with bcma bus.
Ethernet and wifi are not working and this is highly experimental. SVN-Revision: 27301
Diffstat (limited to 'package/broadcom-diag/src/gpio.h')
-rw-r--r--package/broadcom-diag/src/gpio.h115
1 files changed, 6 insertions, 109 deletions
diff --git a/package/broadcom-diag/src/gpio.h b/package/broadcom-diag/src/gpio.h
index cd48637..575fd8c 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)