[PATCH 1/3] clk: imx: Add a virtual arm clk on i.mx7d
From: l.stach@pengutronix.de (Lucas Stach)
Date: 2015-11-25 10:53:23
Also in:
linux-clk, linux-devicetree
Am Dienstag, den 24.11.2015, 18:25 +0800 schrieb Bai Ping:
Add a virtual arm clk to abstract the actual steps when changing the ARM core frequency.So we can using the 'cpufreq-dt' driver on i.MX7D/Solo. Signed-off-by: Bai Ping <redacted>
Now this is pretty cool, in how much code is actually reused here. For the whole series: Acked-by: Lucas Stach <l.stach@pengutronix.de> BTW: Your mailers time is still wrong. It's now off by a whole day (-24h) instead of just some hours, making your mails look like they were sent yesterday.
quoted hunk
--- drivers/clk/imx/clk-imx7d.c | 6 ++++++ include/dt-bindings/clock/imx7d-clock.h | 3 ++- 2 files changed, 8 insertions(+), 1 deletion(-)diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c index 448ef32..581b428 100644 --- a/drivers/clk/imx/clk-imx7d.c +++ b/drivers/clk/imx/clk-imx7d.c@@ -833,6 +833,12 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node) clks[IMX7D_GPT_3M_CLK] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8); + clks[IMX7D_CLK_ARM] = imx_clk_cpu("arm", "arm_a7_root_clk", + clks[IMX7D_ARM_A7_ROOT_CLK], + clks[IMX7D_ARM_A7_ROOT_SRC], + clks[IMX7D_PLL_ARM_MAIN_CLK], + clks[IMX7D_PLL_SYS_MAIN_CLK]); + for (i = 0; i < ARRAY_SIZE(clks); i++) if (IS_ERR(clks[i])) pr_err("i.MX7D clk %d: register failed with %ld\n",diff --git a/include/dt-bindings/clock/imx7d-clock.h b/include/dt-bindings/clock/imx7d-clock.h index a4a7a9c..edca8985c 100644 --- a/include/dt-bindings/clock/imx7d-clock.h +++ b/include/dt-bindings/clock/imx7d-clock.h@@ -447,5 +447,6 @@ #define IMX7D_SEMA4_HS_ROOT_CLK 434 #define IMX7D_PLL_DRAM_TEST_DIV 435 #define IMX7D_ADC_ROOT_CLK 436 -#define IMX7D_CLK_END 437 +#define IMX7D_CLK_ARM 437 +#define IMX7D_CLK_END 438 #endif /* __DT_BINDINGS_CLOCK_IMX7D_H */
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