[PATCH v2 1/2] arm64: dts: amlogic: add some device nodes for S4
Neil Armstrong
neil.armstrong at linaro.org
Fri Dec 8 04:14:46 PST 2023
On 08/12/2023 08:16, Xianwei Zhao via B4 Relay wrote:
> From: Xianwei Zhao <xianwei.zhao at amlogic.com>
>
> Add some device nodes for SoC S4, including periphs clock controller
> node, PLL clock controller node, I2C nodes, SPICC node, NAND
> controller node, Ethernet MAC and PHY node.
>
> Signed-off-by: Xianwei Zhao <xianwei.zhao at amlogic.com>
> ---
> arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 350 +++++++++++++++++++++++++++++-
> 1 file changed, 349 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> index 2344b2d741c3..c6b524e1a1ee 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
> @@ -6,6 +6,10 @@
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/gpio/meson-s4-gpio.h>
> +#include <dt-bindings/clock/amlogic,s4-pll-clkc.h>
> +#include <dt-bindings/clock/amlogic,s4-peripherals-clkc.h>
> +#include <dt-bindings/power/meson-s4-power.h>
>
> / {
> cpus {
> @@ -92,6 +96,38 @@ apb4: bus at fe000000 {
> #size-cells = <2>;
> ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
>
> + clkc_periphs: clock-controller at 0 {
> + compatible = "amlogic,s4-peripherals-clkc";
> + reg = <0x0 0x0 0x0 0x49c>;
> + clocks = <&clkc_pll CLKID_FCLK_DIV2>,
> + <&clkc_pll CLKID_FCLK_DIV2P5>,
> + <&clkc_pll CLKID_FCLK_DIV3>,
> + <&clkc_pll CLKID_FCLK_DIV4>,
> + <&clkc_pll CLKID_FCLK_DIV5>,
> + <&clkc_pll CLKID_FCLK_DIV7>,
> + <&clkc_pll CLKID_HIFI_PLL>,
> + <&clkc_pll CLKID_GP0_PLL>,
> + <&clkc_pll CLKID_MPLL0>,
> + <&clkc_pll CLKID_MPLL1>,
> + <&clkc_pll CLKID_MPLL2>,
> + <&clkc_pll CLKID_MPLL3>,
> + <&clkc_pll CLKID_HDMI_PLL>,
> + <&xtal>;
> + clock-names = "fclk_div2", "fclk_div2p5", "fclk_div3",
> + "fclk_div4", "fclk_div5", "fclk_div7",
> + "hifi_pll", "gp0_pll", "mpll0", "mpll1",
> + "mpll2", "mpll3", "hdmi_pll", "xtal";
> + #clock-cells = <1>;
> + };
> +
> + clkc_pll: clock-controller at 8000 {
> + compatible = "amlogic,s4-pll-clkc";
> + reg = <0x0 0x8000 0x0 0x1e8>;
> + clocks = <&xtal>;
> + clock-names = "xtal";
> + #clock-cells = <1>;
> + };
> +
> watchdog at 2100 {
> compatible = "amlogic,s4-wdt", "amlogic,t7-wdt";
> reg = <0x0 0x2100 0x0 0x10>;
> @@ -120,6 +156,187 @@ mux {
> bias-disable;
> };
> };
> +
> + i2c0_pins1: i2c0-pins1 {
> + mux {
> + groups = "i2c0_sda",
> + "i2c0_scl";
> + function = "i2c0";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c1_pins1: i2c1-pins1 {
> + mux {
> + groups = "i2c1_sda_c",
> + "i2c1_scl_c";
> + function = "i2c1";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c1_pins2: i2c1-pins2 {
> + mux {
> + groups = "i2c1_sda_d",
> + "i2c1_scl_d";
> + function = "i2c1";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c1_pins3: i2c1-pins3 {
> + mux {
> + groups = "i2c1_sda_h",
> + "i2c1_scl_h";
> + function = "i2c1";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c1_pins4: i2c1-pins4 {
> + mux {
> + groups = "i2c1_sda_x",
> + "i2c1_scl_x";
> + function = "i2c1";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c2_pins1: i2c2-pins1 {
> + mux {
> + groups = "i2c2_sda_d",
> + "i2c2_scl_d";
> + function = "i2c2";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c2_pins2: i2c2-pins2 {
> + mux {
> + groups = "i2c2_sda_h8",
> + "i2c2_scl_h9";
> + function = "i2c2";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c2_pins3: i2c2-pins3 {
> + mux {
> + groups = "i2c2_sda_h0",
> + "i2c2_scl_h1";
> + function = "i2c2";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c3_pins1: i2c3-pins1 {
> + mux {
> + groups = "i2c3_sda_x",
> + "i2c3_scl_x";
> + function = "i2c3";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c3_pins2: i2c3-pins2 {
> + mux {
> + groups = "i2c3_sda_z",
> + "i2c3_scl_z";
> + function = "i2c3";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c4_pins1: i2c4-pins1 {
> + mux {
> + groups = "i2c4_sda_c",
> + "i2c4_scl_c";
> + function = "i2c4";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c4_pins2: i2c4-pins2 {
> + mux {
> + groups = "i2c4_sda_d",
> + "i2c4_scl_d";
> + function = "i2c4";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + i2c4_pins3: i2c4-pins3 {
> + mux {
> + groups = "i2c4_sda_z",
> + "i2c4_scl_z";
> + function = "i2c4";
> + drive-strength-microamp = <3000>;
> + bias-disable;
> + };
> + };
> +
> + nand_pins: nand-pins {
> + mux {
> + groups = "emmc_nand_d0",
> + "emmc_nand_d1",
> + "emmc_nand_d2",
> + "emmc_nand_d3",
> + "emmc_nand_d4",
> + "emmc_nand_d5",
> + "emmc_nand_d6",
> + "emmc_nand_d7",
> + "nand_ce0",
> + "nand_ale",
> + "nand_cle",
> + "nand_wen_clk",
> + "nand_ren_wr";
> + function = "nand";
> + input-enable;
> + };
> + };
> +
> + spicc0_pins_x: spicc0-pins_x {
> + mux {
> + groups = "spi_a_mosi_x",
> + "spi_a_miso_x",
> + "spi_a_clk_x";
> + function = "spi_a";
> + drive-strength-microamp = <3000>;
> + };
> + };
> +
> + spicc0_pins_h: spicc0-pins-h {
> + mux {
> + groups = "spi_a_mosi_h",
> + "spi_a_miso_h",
> + "spi_a_clk_h";
> + function = "spi_a";
> + drive-strength-microamp = <3000>;
> + };
> + };
> +
> + spicc0_pins_z: spicc0-pins-z {
> + mux {
> + groups = "spi_a_mosi_z",
> + "spi_a_miso_z",
> + "spi_a_clk_z";
> + function = "spi_a";
> + drive-strength-microamp = <3000>;
> + };
> + };
> +
> };
>
> gpio_intc: interrupt-controller at 4080 {
> @@ -132,13 +349,119 @@ gpio_intc: interrupt-controller at 4080 {
> <10 11 12 13 14 15 16 17 18 19 20 21>;
> };
>
> + eth_phy: mdio-multiplexer at 28000 {
> + compatible = "amlogic,g12a-mdio-mux";
> + reg = <0x0 0x28000 0x0 0xa4>;
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> + clocks = <&clkc_periphs CLKID_ETHPHY>,
> + <&xtal>,
> + <&clkc_pll CLKID_MPLL_50M>;
> + clock-names = "pclk", "clkin0", "clkin1";
> + mdio-parent-bus = <&mdio0>;
> +
> + ext_mdio: mdio at 0 {
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + int_mdio: mdio at 1 {
> + reg = <1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + internal_ephy: ethernet-phy at 8 {
> + compatible = "ethernet-phy-id0180.3301",
> + "ethernet-phy-ieee802.3-c22";
> + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
> + reg = <8>;
> + max-speed = <100>;
> + };
> + };
> + };
> +
> + spicc0: spi at 50000 {
> + compatible = "amlogic,meson-g12a-spicc";
> + reg = <0x0 0x50000 0x0 0x44>;
> + interrupts = <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clkc_periphs CLKID_SPICC0>,
> + <&clkc_periphs CLKID_SPICC0_EN>;
> + clock-names = "core", "pclk";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + i2c0: i2c at 66000 {
> + compatible = "amlogic,meson-axg-i2c";
> + reg = <0x0 0x66000 0x0 0x20>;
> + interrupts = <GIC_SPI 160 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_I2C_M_A>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + i2c1: i2c at 68000 {
> + compatible = "amlogic,meson-axg-i2c";
> + reg = <0x0 0x68000 0x0 0x20>;
> + interrupts = <GIC_SPI 161 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_I2C_M_B>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + i2c2: i2c at 6a000 {
> + compatible = "amlogic,meson-axg-i2c";
> + reg = <0x0 0x6a000 0x0 0x20>;
> + interrupts = <GIC_SPI 162 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_I2C_M_C>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + i2c3: i2c at 6c000 {
> + compatible = "amlogic,meson-axg-i2c";
> + reg = <0x0 0x6c000 0x0 0x20>;
> + interrupts = <GIC_SPI 163 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_I2C_M_D>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + i2c4: i2c at 6e000 {
> + compatible = "amlogic,meson-axg-i2c";
> + reg = <0x0 0x6e000 0x0 0x20>;
> + interrupts = <GIC_SPI 164 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_I2C_M_E>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +
> + nand: nand-controller at 8c800 {
> + compatible = "amlogic,meson-axg-nfc";
> + reg = <0x0 0x8c800 0x0 0x100>, <0x0 0x8c000 0x0 0x4>;
> + reg-names = "nfc", "emmc";
> + interrupts = <GIC_SPI 175 IRQ_TYPE_EDGE_RISING>;
> + clocks = <&clkc_periphs CLKID_SD_EMMC_C>,
> + <&clkc_pll CLKID_FCLK_DIV2>;
> + clock-names = "core", "device";
> + status = "disabled";
> + };
> +
> uart_B: serial at 7a000 {
> compatible = "amlogic,meson-s4-uart",
> "amlogic,meson-ao-uart";
> reg = <0x0 0x7a000 0x0 0x18>;
> interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
> status = "disabled";
> - clocks = <&xtal>, <&xtal>, <&xtal>;
> + clocks = <&xtal>, <&clkc_periphs CLKID_UART_B>, <&xtal>;
> clock-names = "xtal", "pclk", "baud";
> };
>
> @@ -160,5 +483,30 @@ hwrng: rng at 440788 {
> reg = <0x0 0x440788 0x0 0x0c>;
> };
> };
> +
> + ethmac: ethernet at fdc00000 {
> + compatible = "amlogic,meson-axg-dwmac",
> + "snps,dwmac-3.70a",
> + "snps,dwmac";
> + reg = <0x0 0xfdc00000 0x0 0x10000>,
> + <0x0 0xfe024000 0x0 0x8>;
> +
> + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "macirq";
> + power-domains = <&pwrc PWRC_S4_ETH_ID>;
> + clocks = <&clkc_periphs CLKID_ETH>,
> + <&clkc_pll CLKID_FCLK_DIV2>,
> + <&clkc_pll CLKID_MPLL2>;
> + clock-names = "stmmaceth", "clkin0", "clkin1";
> + rx-fifo-depth = <4096>;
> + tx-fifo-depth = <2048>;
> + status = "disabled";
> +
> + mdio0: mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + compatible = "snps,dwmac-mdio";
> + };
> + };
> };
> };
>
Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>
More information about the linux-amlogic
mailing list