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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-10-07 15:43:04 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-10-07 15:43:04 +0100 |
| commit | a56e74f546b64be93731e42d83baf5b538cc1b11 (patch) | |
| tree | 18f6dee45d801e57ac9db2a31664b0d5c0762c50 /arch/mips/alchemy/common/usb.c | |
| parent | d08e2e09042bd3f7ef66a35cb4bb92794ab26bb2 (diff) | |
| parent | e4e7f10bfc4069925e99cc4b428c3434e30b6c3f (diff) | |
Merge branch 'arm-aesbs' of git://git.linaro.org/people/ardbiesheuvel/linux-arm into devel-stable
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"); |