Il 21/02/25 09:01, Lorenzo Bianconi ha scritto:
Introduce the following nodes to EN7581 SoC and EN7581 evaluation board: - rng controller - pinctrl - i2c controllers Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
--- arch/arm64/boot/dts/airoha/en7581-evb.dts | 4 +++ arch/arm64/boot/dts/airoha/en7581.dtsi | 60 +++++++++++++++++++++++++++++++ 2 files changed, 64 insertions(+) diff --git a/arch/arm64/boot/dts/airoha/en7581-evb.dts b/arch/arm64/boot/dts/airoha/en7581-evb.dts index a4cdcadd1ae547cfc79553208f991767602705fd..d53b72d18242e3cee8b37c7b1b719d662fd6db8d 100644 --- a/arch/arm64/boot/dts/airoha/en7581-evb.dts +++ b/arch/arm64/boot/dts/airoha/en7581-evb.dts @@ -64,3 +64,7 @@ reserved_bmt@7e00000 { }; }; }; + +&i2c0 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/airoha/en7581.dtsi b/arch/arm64/boot/dts/airoha/en7581.dtsi index dbd296b049f99721186ab435d6e6b8dff73b73af..9a419796594d3a99e1187dcca622469bf5a888c3 100644 --- a/arch/arm64/boot/dts/airoha/en7581.dtsi +++ b/arch/arm64/boot/dts/airoha/en7581.dtsi @@ -3,6 +3,7 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/en7523-clk.h> +#include <dt-bindings/reset/airoha,en7581-reset.h>/ {interrupt-parent = <&gic>; @@ -123,6 +124,12 @@ timer { <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>; };+ clk20m: clock-20000000 {+ compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <20000000>; + }; + soc { compatible = "simple-bus"; #address-cells = <2>; @@ -181,5 +188,58 @@ uart1: serial@1fbf0000 { interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <1843200>; }; + + rng@1faa1000 { + compatible = "airoha,en7581-trng"; + reg = <0x0 0x1faa1000 0x0 0xc04>; + interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>; + }; + + system-controller@1fbf0200 { + compatible = "airoha,en7581-gpio-sysctl", "syscon", + "simple-mfd"; + reg = <0x0 0x1fbf0200 0x0 0xc0>; + + en7581_pinctrl: pinctrl { + compatible = "airoha,en7581-pinctrl"; + + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + + i2c0: i2c@1fbf8000 { + compatible = "mediatek,mt7621-i2c"; + reg = <0x0 0x1fbf8000 0x0 0x100>; + + resets = <&scuclk EN7581_I2C2_RST>; + + clocks = <&clk20m>; + clock-frequency = <100000>; + #address-cells = <1>; + #size-cells = <0>; + + status = "disabled"; + }; + + i2c1: i2c@1fbf8100 { + compatible = "mediatek,mt7621-i2c"; + reg = <0x0 0x1fbf8100 0x0 0x100>; + + resets = <&scuclk EN7581_I2C_MASTER_RST>; + + clocks = <&clk20m>; + clock-frequency = <100000>; + #address-cells = <1>; + #size-cells = <0>; + + status = "disabled"; + }; }; };
