[PATCH v5 4/5] arm64: dts: mediatek: add clock support for mt7986a

Miles Chen miles.chen at mediatek.com
Mon Oct 18 21:47:30 PDT 2021


Hi Sam,

> +		infracfg: infracfg at 10001000 {
> +			compatible = "mediatek,mt7986-infracfg",
> "syscon";
> +			reg = <0 0x10001000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		topckgen: topckgen at 1001b000 {
> +			compatible = "mediatek,mt7986-topckgen",
> "syscon";
> +			reg = <0 0x1001B000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};

please use lowercase hex value.
> +
>  		watchdog: watchdog at 1001c000 {
>  			compatible = "mediatek,mt7986-wdt",
>  				     "mediatek,mt6589-wdt";
> @@ -108,11 +122,31 @@ watchdog: watchdog at 1001c000 {
>  			status = "disabled";
>  		};
>  
> +		apmixedsys: apmixedsys at 1001e000 {
> +			compatible = "mediatek,mt7986-apmixedsys";
> +			reg = <0 0x1001E000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		sgmiisys0: syscon at 10060000 {
> +			compatible = "mediatek,mt7986-sgmiisys_0",
> +				     "syscon";
> +			reg = <0 0x10060000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
> +		sgmiisys1: syscon at 10070000 {
> +			compatible = "mediatek,mt7986-sgmiisys_1",
> +				     "syscon";
> +			reg = <0 0x10070000 0 0x1000>;
> +			#clock-cells = <1>;
> +		};
> +
>  		trng: trng at 1020f000 {
>  			compatible = "mediatek,mt7986-rng",
>  				     "mediatek,mt7623-rng";
>  			reg = <0 0x1020f000 0 0x100>;
> -			clocks = <&system_clk>;
> +			clocks = <&infracfg CLK_INFRA_TRNG_CK>;
>  			clock-names = "rng";
>  			status = "disabled";
>  		};
> @@ -122,7 +156,13 @@ uart0: serial at 11002000 {
>  				     "mediatek,mt6577-uart";
>  			reg = <0 0x11002000 0 0x400>;
>  			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
> -			clocks = <&system_clk>;
> +			clocks = <&infracfg CLK_INFRA_UART0_SEL>,
> +				 <&infracfg CLK_INFRA_UART0_CK>;
> +			clock-names = "baud", "bus";
> +			assigned-clocks = <&topckgen CLK_TOP_UART_SEL>,
> +					  <&infracfg
> CLK_INFRA_UART0_SEL>;
> +			assigned-clock-parents = <&topckgen
> CLK_TOP_XTAL>,
> +						 <&topckgen
> CLK_TOP_UART_SEL>;
>  			status = "disabled";
>  		};
>  
> @@ -131,7 +171,11 @@ uart1: serial at 11003000 {
>  				     "mediatek,mt6577-uart";
>  			reg = <0 0x11003000 0 0x400>;
>  			interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
> -			clocks = <&system_clk>;
> +			clocks = <&infracfg CLK_INFRA_UART1_SEL>,
> +				 <&infracfg CLK_INFRA_UART1_CK>;
> +			clock-names = "baud", "bus";
> +			assigned-clocks = <&infracfg
> CLK_INFRA_UART1_SEL>;
> +			assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
>  			status = "disabled";
>  		};
>  
> @@ -140,10 +184,24 @@ uart2: serial at 11004000 {
>  				     "mediatek,mt6577-uart";
>  			reg = <0 0x11004000 0 0x400>;
>  			interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
> -			clocks = <&system_clk>;
> +			clocks = <&infracfg CLK_INFRA_UART2_SEL>,
> +				 <&infracfg CLK_INFRA_UART2_CK>;
> +			clock-names = "baud", "bus";
> +			assigned-clocks = <&infracfg
> CLK_INFRA_UART2_SEL>;
> +			assigned-clock-parents = <&topckgen
> CLK_TOP_F26M_SEL>;
>  			status = "disabled";
>  		};
>  
> +		ethsys: syscon at 15000000 {
> +			 #address-cells = <1>;
> +			 #size-cells = <1>;
> +			 compatible = "mediatek,mt7986-ethsys",
> +				      "syscon";
> +			 reg = <0 0x15000000 0 0x1000>;
> +			 #clock-cells = <1>;
> +			 #reset-cells = <1>;
> +		};
> +
>  	};
>  
>  };




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