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| author | Linus Walleij <linus.walleij@linaro.org> | 2013-10-08 13:27:11 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-10-08 13:27:11 +0200 |
| commit | bfabb59433fc18ff78d2818e10e212d0f85d56ae (patch) | |
| tree | dd7cbead179c09c62627a84c16c802d99095ba6e /arch/mips/alchemy/common/usb.c | |
| parent | 6a08a92ec45782e5543addf5f8785e2560a078f6 (diff) | |
| parent | d0e639c9e06d44e713170031fe05fb60ebe680af (diff) | |
Merge tag 'v3.12-rc4' into devel
Linux 3.12-rc4
Diffstat (limited to 'arch/mips/alchemy/common/usb.c')
| -rw-r--r-- | arch/mips/alchemy/common/usb.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/mips/alchemy/common/usb.c b/arch/mips/alchemy/common/usb.c index fcc69562611..2adc7edda49 100644 --- a/arch/mips/alchemy/common/usb.c +++ b/arch/mips/alchemy/common/usb.c @@ -14,6 +14,7 @@ #include <linux/module.h> #include <linux/spinlock.h> #include <linux/syscore_ops.h> +#include <asm/cpu.h> #include <asm/mach-au1x00/au1000.h> /* control register offsets */ @@ -358,7 +359,7 @@ static inline int au1200_coherency_bug(void) { #if defined(CONFIG_DMA_COHERENT) /* Au1200 AB USB does not support coherent memory */ - if (!(read_c0_prid() & 0xff)) { + if (!(read_c0_prid() & PRID_REV_MASK)) { printk(KERN_INFO "Au1200 USB: this is chip revision AB !!\n"); printk(KERN_INFO "Au1200 USB: update your board or re-configure" " the kernel\n"); |