[PATCH linux dev-5.2 v2 3/4] ARM: dts: Aspeed: ast2600: Add I2C busses
Cédric Le Goater
clg at kaod.org
Wed Sep 18 20:18:44 AEST 2019
On 13/09/2019 18:15, Eddie James wrote:
> Add all the I2C busses to the AST2600 dtsi and set their required
> properties.
>
The DT defines an interrupt per I2C bus but this is not how the I2C
driver operates. It still uses the old mode from the Aspeed AST2500.
C.
> Signed-off-by: Eddie James <eajames at linux.ibm.com>
> ---
> arch/arm/boot/dts/aspeed-g6.dtsi | 272 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 272 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
> index f3edcff..916503a 100644
> --- a/arch/arm/boot/dts/aspeed-g6.dtsi
> +++ b/arch/arm/boot/dts/aspeed-g6.dtsi
> @@ -12,6 +12,22 @@
> interrupt-parent = <&gic>;
>
> aliases {
> + i2c0 = &i2c0;
> + i2c1 = &i2c1;
> + i2c2 = &i2c2;
> + i2c3 = &i2c3;
> + i2c4 = &i2c4;
> + i2c5 = &i2c5;
> + i2c6 = &i2c6;
> + i2c7 = &i2c7;
> + i2c8 = &i2c8;
> + i2c9 = &i2c9;
> + i2c10 = &i2c10;
> + i2c11 = &i2c11;
> + i2c12 = &i2c12;
> + i2c13 = &i2c13;
> + i2c14 = &i2c14;
> + i2c15 = &i2c15;
> serial4 = &uart5;
> };
>
> @@ -281,6 +297,262 @@
> };
> };
>
> + i2c0: i2c-bus at 1e78a080 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a080 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c1_default>;
> + status = "disabled";
> + };
> +
> + i2c1: i2c-bus at 1e78a100 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a100 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c2_default>;
> + status = "disabled";
> + };
> +
> + i2c2: i2c-bus at 1e78a180 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a180 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c3_default>;
> + status = "disabled";
> + };
> +
> + i2c3: i2c-bus at 1e78a200 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a200 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c4_default>;
> + status = "disabled";
> + };
> +
> + i2c4: i2c-bus at 1e78a280 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a280 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c5_default>;
> + status = "disabled";
> + };
> +
> + i2c5: i2c-bus at 1e78a300 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a300 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c6_default>;
> + status = "disabled";
> + };
> +
> + i2c6: i2c-bus at 1e78a380 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a380 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c7_default>;
> + status = "disabled";
> + };
> +
> + i2c7: i2c-bus at 1e78a400 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a400 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c8_default>;
> + status = "disabled";
> + };
> +
> + i2c8: i2c-bus at 1e78a480 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a480 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c9_default>;
> + status = "disabled";
> + };
> +
> + i2c9: i2c-bus at 1e78a500 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a500 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c10_default>;
> + status = "disabled";
> + };
> +
> + i2c10: i2c-bus at 1e78a580 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a580 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c11_default>;
> + status = "disabled";
> + };
> +
> + i2c11: i2c-bus at 1e78a600 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a600 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c12_default>;
> + status = "disabled";
> + };
> +
> + i2c12: i2c-bus at 1e78a680 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a680 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c13_default>;
> + status = "disabled";
> + };
> +
> + i2c13: i2c-bus at 1e78a700 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a700 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c14_default>;
> + status = "disabled";
> + };
> +
> + i2c14: i2c-bus at 1e78a780 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a780 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c15_default>;
> + status = "disabled";
> + };
> +
> + i2c15: i2c-bus at 1e78a800 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + #interrupt-cells = <1>;
> +
> + reg = <0x1e78a800 0x80>;
> + compatible = "aspeed,ast2600-i2c-bus";
> + clocks = <&syscon ASPEED_CLK_APB1>;
> + resets = <&syscon ASPEED_RESET_I2C>;
> + bus-frequency = <100000>;
> + interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c16_default>;
> + status = "disabled";
> + };
> +
> fsim0: fsi at 1e79b000 {
> compatible = "aspeed,ast2600-fsi-master", "fsi-master";
> reg = <0x1e79b000 0x94>;
>
More information about the openbmc
mailing list