diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2013-02-21 12:51:33 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-02-21 12:51:33 +0100 |
| commit | 8bfc245f9ad7bd4e461179e4e7852ef99b8b6144 (patch) | |
| tree | 0ad091f645fbc8318634599d278966a53d3922ee /drivers/ssb | |
| parent | 612663a974065c3445e641d046769fe4c55a6438 (diff) | |
| parent | 535237cecab2b078114be712c67e89a0db61965f (diff) | |
| download | op-kernel-dev-8bfc245f9ad7bd4e461179e4e7852ef99b8b6144.zip op-kernel-dev-8bfc245f9ad7bd4e461179e4e7852ef99b8b6144.tar.gz | |
Merge branch 'mips-next-3.9' of git://git.linux-mips.org/pub/scm/john/linux-john into mips-for-linux-next
Diffstat (limited to 'drivers/ssb')
| -rw-r--r-- | drivers/ssb/driver_chipcommon_pmu.c | 4 | ||||
| -rw-r--r-- | drivers/ssb/driver_gpio.c | 12 | ||||
| -rw-r--r-- | drivers/ssb/main.c | 9 | ||||
| -rw-r--r-- | drivers/ssb/ssb_private.h | 5 |
4 files changed, 28 insertions, 2 deletions
diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c index a43415a..4c0f6d8 100644 --- a/drivers/ssb/driver_chipcommon_pmu.c +++ b/drivers/ssb/driver_chipcommon_pmu.c @@ -14,7 +14,7 @@ #include <linux/delay.h> #include <linux/export.h> #ifdef CONFIG_BCM47XX -#include <asm/mach-bcm47xx/nvram.h> +#include <bcm47xx_nvram.h> #endif #include "ssb_private.h" @@ -322,7 +322,7 @@ static void ssb_pmu_pll_init(struct ssb_chipcommon *cc) if (bus->bustype == SSB_BUSTYPE_SSB) { #ifdef CONFIG_BCM47XX char buf[20]; - if (nvram_getenv("xtalfreq", buf, sizeof(buf)) >= 0) + if (bcm47xx_nvram_getenv("xtalfreq", buf, sizeof(buf)) >= 0) crystalfreq = simple_strtoul(buf, NULL, 0); #endif } diff --git a/drivers/ssb/driver_gpio.c b/drivers/ssb/driver_gpio.c index 97ac0a3..eb27530 100644 --- a/drivers/ssb/driver_gpio.c +++ b/drivers/ssb/driver_gpio.c @@ -174,3 +174,15 @@ int ssb_gpio_init(struct ssb_bus *bus) return -1; } + +int ssb_gpio_unregister(struct ssb_bus *bus) +{ + if (ssb_chipco_available(&bus->chipco) || + ssb_extif_available(&bus->extif)) { + return gpiochip_remove(&bus->gpio); + } else { + SSB_WARN_ON(1); + } + + return -1; +} diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index 772ad9b..24dc331 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -443,6 +443,15 @@ static void ssb_devices_unregister(struct ssb_bus *bus) void ssb_bus_unregister(struct ssb_bus *bus) { + int err; + + err = ssb_gpio_unregister(bus); + if (err == -EBUSY) + ssb_dprintk(KERN_ERR PFX "Some GPIOs are still in use.\n"); + else if (err) + ssb_dprintk(KERN_ERR PFX + "Can not unregister GPIO driver: %i\n", err); + ssb_buses_lock(); ssb_devices_unregister(bus); list_del(&bus->list); diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h index 6c10b66..da38305 100644 --- a/drivers/ssb/ssb_private.h +++ b/drivers/ssb/ssb_private.h @@ -252,11 +252,16 @@ static inline void ssb_extif_init(struct ssb_extif *extif) #ifdef CONFIG_SSB_DRIVER_GPIO extern int ssb_gpio_init(struct ssb_bus *bus); +extern int ssb_gpio_unregister(struct ssb_bus *bus); #else /* CONFIG_SSB_DRIVER_GPIO */ static inline int ssb_gpio_init(struct ssb_bus *bus) { return -ENOTSUPP; } +static inline int ssb_gpio_unregister(struct ssb_bus *bus) +{ + return 0; +} #endif /* CONFIG_SSB_DRIVER_GPIO */ #endif /* LINUX_SSB_PRIVATE_H_ */ |
