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| author | Hauke Mehrtens <hauke@hauke-m.de> | 2013-09-18 13:33:00 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-10-29 21:24:09 +0100 |
| commit | 8eae19ccaeb5f519fc413c9646398a77dfbfa201 (patch) | |
| tree | 14628746c7eb3d3dc3dc410f1a741668f929b10d | |
| parent | 2224de9d152b6fd9faa0df49cf55ca97eab772fa (diff) | |
| download | linux-stable-8eae19ccaeb5f519fc413c9646398a77dfbfa201.tar.gz linux-stable-8eae19ccaeb5f519fc413c9646398a77dfbfa201.tar.bz2 linux-stable-8eae19ccaeb5f519fc413c9646398a77dfbfa201.zip | |
MIPS: BCM47XX: Fix detected clock on Asus WL520GC and WL520GU
The Asus WL520GC and WL520GU are based on the BCM5354 and clocked at
200MHz, but they do not have a clkfreq nvram variable set to the
correct value. This adds a workaround for these devices.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/5843/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/bcm47xx/time.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c index 5e5d797fa90a..2c85d9254b5e 100644 --- a/arch/mips/bcm47xx/time.c +++ b/arch/mips/bcm47xx/time.c @@ -28,6 +28,7 @@ #include <asm/time.h> #include <bcm47xx.h> #include <bcm47xx_nvram.h> +#include <bcm47xx_board.h> void __init plat_time_init(void) { @@ -35,6 +36,7 @@ void __init plat_time_init(void) u16 chip_id = 0; char buf[10]; int len; + enum bcm47xx_board board = bcm47xx_board_get(); /* * Use deterministic values for initial counter interrupt @@ -64,6 +66,15 @@ void __init plat_time_init(void) hz = 100000000; } + switch (board) { + case BCM47XX_BOARD_ASUS_WL520GC: + case BCM47XX_BOARD_ASUS_WL520GU: + hz = 100000000; + break; + default: + break; + } + if (!hz) hz = 100000000; |