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Diffstat (limited to 'arch/arm/mach-omap2/gpmc.c')
-rw-r--r--arch/arm/mach-omap2/gpmc.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 5a4cc2076a7..02cede295e8 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -69,7 +69,7 @@ static void __iomem *gpmc_base =
static void __iomem *gpmc_cs_base =
(void __iomem *) IO_ADDRESS(GPMC_BASE) + GPMC_CS0;
-static struct clk *gpmc_l3_clk;
+static struct clk *gpmc_fck;
static void gpmc_write_reg(int idx, u32 val)
{
@@ -94,11 +94,10 @@ u32 gpmc_cs_read_reg(int cs, int idx)
return __raw_readl(gpmc_cs_base + (cs * GPMC_CS_SIZE) + idx);
}
-/* TODO: Add support for gpmc_fck to clock framework and use it */
unsigned long gpmc_get_fclk_period(void)
{
/* In picoseconds */
- return 1000000000 / ((clk_get_rate(gpmc_l3_clk)) / 1000);
+ return 1000000000 / ((clk_get_rate(gpmc_fck)) / 1000);
}
unsigned int gpmc_ns_to_ticks(unsigned int time_ns)
@@ -398,8 +397,11 @@ void __init gpmc_init(void)
{
u32 l;
- gpmc_l3_clk = clk_get(NULL, "core_l3_ck");
- BUG_ON(IS_ERR(gpmc_l3_clk));
+ gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */
+ if (IS_ERR(gpmc_fck))
+ WARN_ON(1);
+ else
+ clk_enable(gpmc_fck);
l = gpmc_read_reg(GPMC_REVISION);
printk(KERN_INFO "GPMC revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f);