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openwrt-xburst/target/linux/brcm47xx/patches-2.6.23/001-ssb-fix-gpio-api.patch
juhosg 17bba1a8f6 [brcm47xx] refresh kernel patches
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11200 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-05-19 08:08:23 +00:00

161 lines
6.0 KiB
Diff

Index: linux-2.6.23.17/drivers/ssb/driver_chipcommon.c
===================================================================
--- linux-2.6.23.17.orig/drivers/ssb/driver_chipcommon.c
+++ linux-2.6.23.17/drivers/ssb/driver_chipcommon.c
@@ -39,12 +39,14 @@ static inline void chipco_write32(struct
ssb_write32(cc->dev, offset, value);
}
-static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
- u32 mask, u32 value)
+static inline u32 chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
+ u32 mask, u32 value)
{
value &= mask;
value |= chipco_read32(cc, offset) & ~mask;
chipco_write32(cc, offset, value);
+
+ return value;
}
void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
@@ -355,16 +357,37 @@ u32 ssb_chipco_gpio_in(struct ssb_chipco
{
return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask;
}
+EXPORT_SYMBOL(ssb_chipco_gpio_in);
+
+u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_out);
+
+u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_outen);
+
+u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ return chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
+}
+EXPORT_SYMBOL(ssb_chipco_gpio_control);
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+ return chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
}
+EXPORT_SYMBOL(ssb_chipco_gpio_intmask);
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value)
{
- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+ return chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
}
+EXPORT_SYMBOL(ssb_chipco_gpio_polarity);
#ifdef CONFIG_SSB_SERIAL
int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
Index: linux-2.6.23.17/drivers/ssb/driver_extif.c
===================================================================
--- linux-2.6.23.17.orig/drivers/ssb/driver_extif.c
+++ linux-2.6.23.17/drivers/ssb/driver_extif.c
@@ -27,12 +27,14 @@ static inline void extif_write32(struct
ssb_write32(extif->dev, offset, value);
}
-static inline void extif_write32_masked(struct ssb_extif *extif, u16 offset,
- u32 mask, u32 value)
+static inline u32 extif_write32_masked(struct ssb_extif *extif, u16 offset,
+ u32 mask, u32 value)
{
value &= mask;
value |= extif_read32(extif, offset) & ~mask;
extif_write32(extif, offset, value);
+
+ return value;
}
#ifdef CONFIG_SSB_SERIAL
@@ -114,16 +116,30 @@ u32 ssb_extif_gpio_in(struct ssb_extif *
{
return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask;
}
+EXPORT_SYMBOL(ssb_extif_gpio_in);
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
+u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
{
return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
mask, value);
}
+EXPORT_SYMBOL(ssb_extif_gpio_out);
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
+u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
{
return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
mask, value);
}
+EXPORT_SYMBOL(ssb_extif_gpio_outen);
+
+u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value)
+{
+ return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
+}
+EXPORT_SYMBOL(ssb_extif_gpio_polarity);
+u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value)
+{
+ return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
+}
+EXPORT_SYMBOL(ssb_extif_gpio_intmask);
Index: linux-2.6.23.17/include/linux/ssb/ssb_driver_chipcommon.h
===================================================================
--- linux-2.6.23.17.orig/include/linux/ssb/ssb_driver_chipcommon.h
+++ linux-2.6.23.17/include/linux/ssb/ssb_driver_chipcommon.h
@@ -382,11 +382,13 @@ extern void ssb_chipco_set_clockmode(str
extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
u32 ticks);
+/* Chipcommon GPIO pin access. */
u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
-
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
-
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
+u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
#ifdef CONFIG_SSB_SERIAL
extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
Index: linux-2.6.23.17/include/linux/ssb/ssb_driver_extif.h
===================================================================
--- linux-2.6.23.17.orig/include/linux/ssb/ssb_driver_extif.h
+++ linux-2.6.23.17/include/linux/ssb/ssb_driver_extif.h
@@ -171,11 +171,12 @@ extern void ssb_extif_get_clockcontrol(s
extern void ssb_extif_timing_init(struct ssb_extif *extif,
unsigned long ns);
+/* Extif GPIO pin access */
u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask);
-
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
-
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value);
+u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value);
#ifdef CONFIG_SSB_SERIAL
extern int ssb_extif_serial_init(struct ssb_extif *extif,