Re: [PATCH] arm64: dts: imx8mm: Init rates and parents configs for clocks

From: Daniel Baluta
Date: Wed Jun 26 2019 - 08:45:31 EST


On Tue, Jun 25, 2019 at 4:42 PM Abel Vesa <abel.vesa@xxxxxxx> wrote:
>
> Add the initial configuration for clocks that need default parent and rate
> setting. This is based on the vendor tree clock provider parents and rates
> configuration except this is doing the setup in dts rather than using clock
> consumer API in a clock provider driver.
>
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/imx8mm.dtsi | 36 +++++++++++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> index 232a741..ab92108 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
> @@ -451,6 +451,42 @@
> <&clk_ext3>, <&clk_ext4>;
> clock-names = "osc_32k", "osc_24m", "clk_ext1", "clk_ext2",
> "clk_ext3", "clk_ext4";
> + assigned-clocks = <&clk IMX8MM_CLK_AUDIO_AHB>,
> + <&clk IMX8MM_CLK_IPG_AUDIO_ROOT>,
> + <&clk IMX8MM_SYS_PLL3>,
> + <&clk IMX8MM_VIDEO_PLL1>,
> + <&clk IMX8MM_CLK_NOC>,
> + <&clk IMX8MM_CLK_PCIE1_CTRL>,
> + <&clk IMX8MM_CLK_PCIE1_PHY>,
> + <&clk IMX8MM_CLK_CSI1_CORE>,
> + <&clk IMX8MM_CLK_CSI1_PHY_REF>,
> + <&clk IMX8MM_CLK_CSI1_ESC>,
> + <&clk IMX8MM_CLK_DISP_AXI>,
> + <&clk IMX8MM_CLK_DISP_APB>;
> + assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_800M>,
> + <0>,
Isn't there a macro for 0? (dummy clock?)


> + <0>,
> + <0>,
> + <&clk IMX8MM_SYS_PLL3_OUT>,
> + <&clk IMX8MM_SYS_PLL2_250M>,
> + <&clk IMX8MM_SYS_PLL2_100M>,
> + <&clk IMX8MM_SYS_PLL2_1000M>,
> + <&clk IMX8MM_SYS_PLL2_1000M>,
> + <&clk IMX8MM_SYS_PLL1_800M>,
> + <&clk IMX8MM_SYS_PLL2_1000M>,
> + <&clk IMX8MM_SYS_PLL1_800M>;
> + assigned-clock-rates = <400000000>,
> + <400000000>,
> + <750000000>,
> + <594000000>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <0>,
> + <500000000>,
> + <200000000>;
> };
>
> src: reset-controller@30390000 {
> --
> 2.7.4
>