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| author | Lucas Stach <l.stach@pengutronix.de> | 2014-09-26 15:41:02 +0200 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2014-11-23 07:56:20 +0100 |
| commit | 82a40b54820601aad0facf72050c62ae7fc7d4df (patch) | |
| tree | ac79a73cbff3ec82b6a41a88b89ca2bf9436e70b | |
| parent | ARM: imx: add CPU clock type (diff) | |
| download | linux-82a40b54820601aad0facf72050c62ae7fc7d4df.tar.xz linux-82a40b54820601aad0facf72050c62ae7fc7d4df.zip | |
ARM: imx53: clk: add ARM clock
The ARM clock is a virtual clock feeding the ARM partition of
the SoC. It controls multiple other clocks to ensure the right
sequencing when cpufreq changes the CPU clock rate.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
| -rw-r--r-- | arch/arm/mach-imx/clk-imx51-imx53.c | 5 | ||||
| -rw-r--r-- | include/dt-bindings/clock/imx5-clock.h | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c index aafccf4b47c2..0f7e536147cb 100644 --- a/arch/arm/mach-imx/clk-imx51-imx53.c +++ b/arch/arm/mach-imx/clk-imx51-imx53.c @@ -541,6 +541,11 @@ static void __init mx53_clocks_init(struct device_node *np) clk[IMX5_CLK_CKO2] = imx_clk_gate2("cko2", "cko2_podf", MXC_CCM_CCOSR, 24); clk[IMX5_CLK_SPDIF_XTAL_SEL] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2, mx53_spdif_xtal_sel, ARRAY_SIZE(mx53_spdif_xtal_sel)); + clk[IMX5_CLK_ARM] = imx_clk_cpu("arm", "cpu_podf", + clk[IMX5_CLK_CPU_PODF], + clk[IMX5_CLK_CPU_PODF_SEL], + clk[IMX5_CLK_PLL1_SW], + clk[IMX5_CLK_STEP_SEL]); imx_check_clocks(clk, ARRAY_SIZE(clk)); diff --git a/include/dt-bindings/clock/imx5-clock.h b/include/dt-bindings/clock/imx5-clock.h index 1a36ff4ace1e..f4b7478e23c8 100644 --- a/include/dt-bindings/clock/imx5-clock.h +++ b/include/dt-bindings/clock/imx5-clock.h @@ -200,6 +200,7 @@ #define IMX5_CLK_SATA_REF 188 #define IMX5_CLK_STEP_SEL 189 #define IMX5_CLK_CPU_PODF_SEL 190 -#define IMX5_CLK_END 191 +#define IMX5_CLK_ARM 191 +#define IMX5_CLK_END 192 #endif /* __DT_BINDINGS_CLOCK_IMX5_H */ |