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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-06-06 11:42:36 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-07-09 17:37:35 +0100
commit3169663ac5902f2228ea0eb8cc34eb52cbd4b283 (patch)
tree5eb1d323c4a268e77ce39fdd20c3f243667f736e /arch/arm/mach-pxa/reset.c
parentbcccc50ce8fcc833cfed4bb71ede211a6ef5b84a (diff)
ARM: sa11x0/pxa: convert OS timer registers to IOMEM
Make the OS timer registers have IOMEM like properities so they can be passed to readl_relaxed/writel_relaxed() et.al. rather than being straight volatile dereferences. Add linux/io.h includes where required. linux/io.h includes added to arch/arm/mach-sa1100/cpu-sa1100.c, arch/arm/mach-sa1100/jornada720_ssp.c, arch/arm/mach-sa1100/leds-lart.c drivers/input/touchscreen/jornada720_ts.c, drivers/pcmcia/sa1100_shannon.c from Arnd. This fixes these warnings: arch/arm/mach-sa1100/time.c: In function 'sa1100_timer_init': arch/arm/mach-sa1100/time.c:104: warning: passing argument 1 of 'clocksource_mmio_init' discards qualifiers from pointer target type arch/arm/mach-pxa/time.c: In function 'pxa_timer_init': arch/arm/mach-pxa/time.c:126: warning: passing argument 1 of 'clocksource_mmio_init' discards qualifiers from pointer target type Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-pxa/reset.c')
-rw-r--r--arch/arm/mach-pxa/reset.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c
index b4528899ef08..3fab583755d4 100644
--- a/arch/arm/mach-pxa/reset.c
+++ b/arch/arm/mach-pxa/reset.c
@@ -77,9 +77,10 @@ static void do_gpio_reset(void)
static void do_hw_reset(void)
{
/* Initialize the watchdog and let it fire */
- OWER = OWER_WME;
- OSSR = OSSR_M3;
- OSMR3 = OSCR + 368640; /* ... in 100 ms */
+ writel_relaxed(OWER_WME, OWER);
+ writel_relaxed(OSSR_M3, OSSR);
+ /* ... in 100 ms */
+ writel_relaxed(readl_relaxed(OSCR) + 368640, OSMR3);
}
void pxa_restart(char mode, const char *cmd)