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charset="us-ascii"; Format="flowed" Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Hi, Ronald Thanks for you review. On 3/6/2026 3:47 PM, Ronald Claveau wrote: > [ EXTERNAL EMAIL ] > > On 3/5/26 8:43 AM, Jian Hu wrote: >> Add the required clock controller nodes for Amlogic T7 SoC family: >> - SCMI clock controller >> - PLL clock controller >> - Peripheral clock controller >> >> Signed-off-by: Jian Hu >> --- >> arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 125 ++++++++++++++++++++ >> 1 file changed, 125 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi >> index 6510068bcff9..6ea1b583b13d 100644 >> --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi >> +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi >> @@ -6,6 +6,9 @@ >> #include >> #include >> #include "amlogic-t7-reset.h" >> +#include >> +#include >> +#include >> >> / { >> interrupt-parent = <&gic>; >> @@ -201,6 +204,33 @@ pwrc: power-controller { >> }; >> }; >> >> + sram@f7042000 { >> + compatible = "mmio-sram"; >> + #address-cells = <1>; >> + #size-cells = <1>; >> + ranges = <0 0x0 0xf7042000 0x100>; >> + >> + scmi_shmem: sram@0 { >> + compatible = "arm,scmi-shmem"; >> + reg = <0x0 0x100>; >> + }; >> + }; >> + >> + firmware { >> + scmi: scmi { >> + compatible = "arm,scmi-smc"; >> + arm,smc-id = <0x820000c1>; >> + shmem = <&scmi_shmem>; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + >> + scmi_clk: protocol@14 { >> + reg = <0x14>; >> + #clock-cells = <1>; >> + }; >> + }; >> + }; >> + >> soc { >> compatible = "simple-bus"; >> #address-cells = <2>; >> @@ -224,6 +254,42 @@ apb4: bus@fe000000 { >> #size-cells = <2>; >> ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; >> >> + clkc_periphs:clock-controller@0 { >> + compatible = "amlogic,t7-peripherals-clkc"; >> + reg = <0x0 0x0 0x0 0x1c8>; >> + #clock-cells = <1>; >> + clocks = <&xtal>, >> + <&scmi_clk CLKID_SYS_CLK>, >> + <&scmi_clk CLKID_FIXED_PLL>, >> + <&scmi_clk CLKID_FCLK_DIV2>, >> + <&scmi_clk CLKID_FCLK_DIV2P5>, >> + <&scmi_clk CLKID_FCLK_DIV3>, >> + <&scmi_clk CLKID_FCLK_DIV4>, >> + <&scmi_clk CLKID_FCLK_DIV5>, >> + <&scmi_clk CLKID_FCLK_DIV7>, >> + <&hifi CLKID_HIFI_PLL>, >> + <&gp0 CLKID_GP0_PLL>, >> + <&gp1 CLKID_GP1_PLL>, >> + <&mpll CLKID_MPLL1>, >> + <&mpll CLKID_MPLL2>, >> + <&mpll CLKID_MPLL3>; >> + clock-names = "xtal", >> + "sys", >> + "fix", >> + "fdiv2", >> + "fdiv2p5", >> + "fdiv3", >> + "fdiv4", >> + "fdiv5", >> + "fdiv7", >> + "hifi", >> + "gp0", >> + "gp1", >> + "mpll1", >> + "mpll2", >> + "mpll3"; >> + }; >> + >> reset: reset-controller@2000 { >> compatible = "amlogic,t7-reset"; >> reg = <0x0 0x2000 0x0 0x98>; >> @@ -234,6 +300,7 @@ watchdog@2100 { >> compatible = "amlogic,t7-wdt"; >> reg = <0x0 0x2100 0x0 0x10>; >> clocks = <&xtal>; >> + >> }; > Did you forget to add something here for watchdog ? > If not I think you can remove that blank line. It's an accidental addition (no missing content for the watchdog), so I'll remove it in v2. Thanks for pointing it out! >> periphs_pinctrl: pinctrl@4000 { >> @@ -269,6 +336,64 @@ uart_a: serial@78000 { >> status = "disabled"; >> }; >> >> + gp0:clock-controller@8080 { >> + compatible = "amlogic,t7-gp0-pll"; >> + reg = <0x0 0x8080 0x0 0x20>; >> + clocks = <&scmi_clk CLKID_TOP_PLL_OSC>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + gp1:clock-controller@80c0 { >> + compatible = "amlogic,t7-gp1-pll"; >> + reg = <0x0 0x80c0 0x0 0x14>; >> + clocks = <&scmi_clk CLKID_TOP_PLL_OSC>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + hifi:clock-controller@8100 { >> + compatible = "amlogic,t7-hifi-pll"; >> + reg = <0x0 0x8100 0x0 0x20>; >> + clocks = <&scmi_clk CLKID_TOP_PLL_OSC>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + pcie:clock-controller@8140 { >> + compatible = "amlogic,t7-pcie-pll"; >> + reg = <0x0 0x8140 0x0 0x1c>; >> + clocks = <&scmi_clk CLKID_PCIE_OSC>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + mpll:clock-controller@8180 { >> + compatible = "amlogic,t7-mpll"; >> + reg = <0x0 0x8180 0x0 0x28>; >> + clocks = <&scmi_clk CLKID_FIXED_PLL_DCO>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + hdmi:clock-controller@81c0 { >> + compatible = "amlogic,t7-hdmi-pll"; >> + reg = <0x0 0x81c0 0x0 0x20>; >> + clocks = <&scmi_clk CLKID_HDMI_PLL_OSC>; >> + clock-names = "in0"; >> + #clock-cells = <1>; >> + }; >> + >> + mclk:clock-controller@8300 { >> + compatible = "amlogic,t7-mclk-pll"; >> + reg = <0x0 0x8300 0x0 0x18>; >> + clocks = <&scmi_clk CLKID_MCLK_PLL_OSC>, >> + <&xtal>, >> + <&scmi_clk CLKID_FCLK_50M>; >> + clock-names = "in0", "in1", "in2"; >> + #clock-cells = <1>; >> + }; >> + >> sec_ao: ao-secure@10220 { >> compatible = "amlogic,t7-ao-secure", >> "amlogic,meson-gx-ao-secure", > > -- > Best regards, > Ronald _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic