summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-davinci/psc.c
diff options
context:
space:
mode:
authorMurali Karicheri2011-11-14 21:12:06 +0100
committerSekhar Nori2011-12-05 12:17:14 +0100
commit8f9a0981aca6bd454ef2a4bdac510af0f6e55bd4 (patch)
treeac6fe47392799e2d7476c5dfd79801d2f89b96b5 /arch/arm/mach-davinci/psc.c
parentLinux 3.2-rc4 (diff)
downloadkernel-qcow2-linux-8f9a0981aca6bd454ef2a4bdac510af0f6e55bd4.tar.gz
kernel-qcow2-linux-8f9a0981aca6bd454ef2a4bdac510af0f6e55bd4.tar.xz
kernel-qcow2-linux-8f9a0981aca6bd454ef2a4bdac510af0f6e55bd4.zip
ARM: davinci: psc: fix incorrect mask
There are 5 LSB bits defined in PDSTAT and the code currently uses a mask of 1 bit to check the status. Use a proper mask per the hardware specification. While at it, use a #define for the mask to improve readability. Reviewed-by: Sergei Shtylyov <sshtylyov@mvista.com> Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci/psc.c')
-rw-r--r--arch/arm/mach-davinci/psc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c
index 1fb6bdff38c1..a0e17707c981 100644
--- a/arch/arm/mach-davinci/psc.c
+++ b/arch/arm/mach-davinci/psc.c
@@ -80,7 +80,7 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr,
__raw_writel(mdctl, psc_base + MDCTL + 4 * id);
pdstat = __raw_readl(psc_base + PDSTAT);
- if ((pdstat & 0x00000001) == 0) {
+ if ((pdstat & PDSTAT_STATE_MASK) == 0) {
pdctl1 = __raw_readl(psc_base + PDCTL1);
pdctl1 |= 0x1;
__raw_writel(pdctl1, psc_base + PDCTL1);