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ARM: imx6q: call of_clk_init() to register fixed rate clocks

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As the fixed rate clocks are defined in device tree, we can just call
of_clk_init() to register them.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Shawn Guo 2013-05-20 22:39:19 +08:00
parent fcc1c8a8b4
commit 12aad63ca4
1 changed files with 5 additions and 14 deletions
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19
arch/arm/mach-imx/clk-imx6q.c
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@ -276,21 +276,12 @@ int __init mx6q_clocks_init(void)
void __iomem *base;
int i, irq;
of_clk_init(NULL);
clk[dummy] = imx_clk_fixed("dummy", 0);
/* retrieve the freqency of fixed clocks from device tree */
for_each_compatible_node(np, NULL, "fixed-clock") {
u32 rate;
if (of_property_read_u32(np, "clock-frequency", &rate))
continue;
if (of_device_is_compatible(np, "fsl,imx-ckil"))
clk[ckil] = imx_clk_fixed("ckil", rate);
else if (of_device_is_compatible(np, "fsl,imx-ckih1"))
clk[ckih] = imx_clk_fixed("ckih", rate);
else if (of_device_is_compatible(np, "fsl,imx-osc"))
clk[osc] = imx_clk_fixed("osc", rate);
}
clk[ckil] = imx_obtain_fixed_clock("ckil", 0);
clk[ckih] = imx_obtain_fixed_clock("ckih1", 0);
clk[osc] = imx_obtain_fixed_clock("osc", 0);
np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop");
base = of_iomap(np, 0);