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authorRabin Vincent2010-12-08 06:37:57 +0100
committerLinus Walleij2011-01-10 18:34:52 +0100
commit92389ca8362c42952c7ebb8a0350ac522dcde0f4 (patch)
tree6c840e0d706712729bded5900aed93fa70778ca2 /arch/arm/mach-ux500/clock.c
parentMerge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/hch/... (diff)
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ux500: remove build-time changing macros
To allow the possiblity of building U8500 and U5500 support in the same image. Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com> [Rebased to latest changes in Russells tree] Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Diffstat (limited to 'arch/arm/mach-ux500/clock.c')
-rw-r--r--arch/arm/mach-ux500/clock.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c
index ccff2dae167f..b2b0a3b9be8f 100644
--- a/arch/arm/mach-ux500/clock.c
+++ b/arch/arm/mach-ux500/clock.c
@@ -136,8 +136,7 @@ EXPORT_SYMBOL(clk_disable);
*/
static unsigned long clk_mtu_get_rate(struct clk *clk)
{
- void __iomem *addr = __io_address(UX500_PRCMU_BASE)
- + PRCM_TCR;
+ void __iomem *addr;
u32 tcr;
int mtu = (int) clk->data;
/*
@@ -149,13 +148,20 @@ static unsigned long clk_mtu_get_rate(struct clk *clk)
unsigned long mturate;
unsigned long retclk;
+ if (cpu_is_u5500())
+ addr = __io_address(U5500_PRCMU_BASE);
+ else if (cpu_is_u8500())
+ addr = __io_address(U8500_PRCMU_BASE);
+ else
+ ux500_unknown_soc();
+
/*
* On a startup, always conifgure the TCR to the doze mode;
* bootloaders do it for us. Do this in the kernel too.
*/
- writel(PRCM_TCR_DOZE_MODE, addr);
+ writel(PRCM_TCR_DOZE_MODE, addr + PRCM_TCR);
- tcr = readl(addr);
+ tcr = readl(addr + PRCM_TCR);
/* Get the rate from the parent as a default */
if (clk->parent_periph)