[PATCH v3 10/11] ARM: Exynos: use fin_pll clock as the tick clock source for mct
From: Thomas Abraham <hidden>
Date: 2012-11-14 22:07:32
Also in:
linux-devicetree, linux-samsung-soc
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
With the migration of Exynos4 clocks to use common clock framework, the old styled 'xtal' clock is not used anymore. Instead, the clock 'fin_pll' is used as the tick clock for mct controller. Cc: Kukjin Kim <redacted> Signed-off-by: Thomas Abraham <redacted> --- arch/arm/mach-exynos/mct.c | 8 +++++--- 1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-exynos/mct.c b/arch/arm/mach-exynos/mct.c
index cd061b2..47bc6b35 100644
--- a/arch/arm/mach-exynos/mct.c
+++ b/arch/arm/mach-exynos/mct.c@@ -489,10 +489,12 @@ static struct local_timer_ops exynos4_mct_tick_ops __cpuinitdata = { static void __init exynos4_timer_resources(struct device_node *np) { - struct clk *mct_clk; - mct_clk = clk_get(NULL, "xtal"); + struct clk *tick_clk; - clk_rate = clk_get_rate(mct_clk); + tick_clk = clk_get(NULL, "fin_pll"); + if (IS_ERR(tick_clk)) + panic("%s: unable to determine tick clock rate\n", __func__); + clk_rate = clk_get_rate(tick_clk); reg_base = (np) ? of_iomap(np, 0) : S5P_VA_SYSTIMER; if (!reg_base)
--
1.7.4.4