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author | Rafał Miłecki <zajec5@gmail.com> | 2013-01-06 21:48:50 +0100 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2013-01-09 20:37:09 +0100 |
commit | 72a525cbb8037ecf8663720b7087e8e6fc77a49a (patch) | |
tree | f4fa7fc864e32a5a83884442fa5cc4c745c9c475 /drivers/ssb | |
parent | Merge branch 'for-john' of git://git.sipsolutions.net/mac80211-next (diff) | |
download | linux-72a525cbb8037ecf8663720b7087e8e6fc77a49a.tar.xz linux-72a525cbb8037ecf8663720b7087e8e6fc77a49a.zip |
ssb: add place for serial flash driver
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb')
-rw-r--r-- | drivers/ssb/Kconfig | 5 | ||||
-rw-r--r-- | drivers/ssb/Makefile | 1 | ||||
-rw-r--r-- | drivers/ssb/driver_chipcommon_sflash.c | 18 | ||||
-rw-r--r-- | drivers/ssb/driver_mipscore.c | 3 | ||||
-rw-r--r-- | drivers/ssb/ssb_private.h | 11 |
5 files changed, 37 insertions, 1 deletions
diff --git a/drivers/ssb/Kconfig b/drivers/ssb/Kconfig index ff3c8a21f10d..f7305e2fddcc 100644 --- a/drivers/ssb/Kconfig +++ b/drivers/ssb/Kconfig @@ -136,6 +136,11 @@ config SSB_DRIVER_MIPS If unsure, say N +config SSB_SFLASH + bool "SSB serial flash support" + depends on SSB_DRIVER_MIPS && BROKEN + default y + # Assumption: We are on embedded, if we compile the MIPS core. config SSB_EMBEDDED bool diff --git a/drivers/ssb/Makefile b/drivers/ssb/Makefile index 9159ba77c388..b1ddc116d387 100644 --- a/drivers/ssb/Makefile +++ b/drivers/ssb/Makefile @@ -11,6 +11,7 @@ ssb-$(CONFIG_SSB_SDIOHOST) += sdio.o # built-in drivers ssb-y += driver_chipcommon.o ssb-y += driver_chipcommon_pmu.o +ssb-$(CONFIG_SSB_SFLASH) += driver_chipcommon_sflash.o ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o diff --git a/drivers/ssb/driver_chipcommon_sflash.c b/drivers/ssb/driver_chipcommon_sflash.c new file mode 100644 index 000000000000..866269774e86 --- /dev/null +++ b/drivers/ssb/driver_chipcommon_sflash.c @@ -0,0 +1,18 @@ +/* + * Sonics Silicon Backplane + * ChipCommon serial flash interface + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + +#include <linux/ssb/ssb.h> + +#include "ssb_private.h" + +/* Initialize serial flash access */ +int ssb_sflash_init(struct ssb_chipcommon *cc) +{ + pr_err("Serial flash support is not implemented yet!\n"); + + return -ENOTSUPP; +} diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c index 5bd05b136d22..2a7684c90243 100644 --- a/drivers/ssb/driver_mipscore.c +++ b/drivers/ssb/driver_mipscore.c @@ -203,7 +203,8 @@ static void ssb_mips_flash_detect(struct ssb_mipscore *mcore) switch (bus->chipco.capabilities & SSB_CHIPCO_CAP_FLASHT) { case SSB_CHIPCO_FLASHT_STSER: case SSB_CHIPCO_FLASHT_ATSER: - pr_err("Serial flash not supported\n"); + pr_debug("Found serial flash\n"); + ssb_sflash_init(&bus->chipco); break; case SSB_CHIPCO_FLASHT_PARA: pr_debug("Found parallel flash\n"); diff --git a/drivers/ssb/ssb_private.h b/drivers/ssb/ssb_private.h index 6c10b66c796c..77d942630750 100644 --- a/drivers/ssb/ssb_private.h +++ b/drivers/ssb/ssb_private.h @@ -217,6 +217,17 @@ extern u32 ssb_chipco_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks); extern u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms); +/* driver_chipcommon_sflash.c */ +#ifdef CONFIG_SSB_SFLASH +int ssb_sflash_init(struct ssb_chipcommon *cc); +#else +static inline int ssb_sflash_init(struct ssb_chipcommon *cc) +{ + pr_err("Serial flash not supported\n"); + return 0; +} +#endif /* CONFIG_SSB_SFLASH */ + #ifdef CONFIG_SSB_DRIVER_EXTIF extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks); extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms); |