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arm64: dts: mediatek: asurada: Enable and configure I2C and SPI busses
The Asurada platform has five I2C controllers and two SPI controllers that are used. In preparation for enabling the devices connected to these controllers, enable and configure their busses. Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Tested-by: Chen-Yu Tsai <wenst@chromium.org> Link: https://lore.kernel.org/r/20220629155956.1138955-7-nfraprado@collabora.com Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
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@ -85,6 +85,47 @@ ppvar_sys: regulator-var-sys {
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};
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};
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&i2c0 {
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status = "okay";
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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};
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&i2c1 {
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status = "okay";
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins>;
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};
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&i2c2 {
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status = "okay";
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clock-frequency = <400000>;
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clock-stretch-ns = <12600>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins>;
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};
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&i2c3 {
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status = "okay";
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c3_pins>;
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};
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&i2c7 {
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status = "okay";
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c7_pins>;
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};
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&pio {
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/* 220 lines */
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gpio-line-names = "I2S_DP_LRCK",
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@ -311,6 +352,91 @@ &pio {
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"AUD_DAT_MOSI1",
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"AUD_DAT_MISO0",
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"AUD_DAT_MISO1";
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i2c0_pins: i2c0-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO204__FUNC_SCL0>,
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<PINMUX_GPIO205__FUNC_SDA0>;
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bias-pull-up = <MTK_PULL_SET_RSEL_011>;
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drive-strength-microamp = <1000>;
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};
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};
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i2c1_pins: i2c1-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO118__FUNC_SCL1>,
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<PINMUX_GPIO119__FUNC_SDA1>;
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bias-pull-up = <MTK_PULL_SET_RSEL_011>;
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drive-strength-microamp = <1000>;
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};
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};
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i2c2_pins: i2c2-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO141__FUNC_SCL2>,
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<PINMUX_GPIO142__FUNC_SDA2>;
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bias-pull-up = <MTK_PULL_SET_RSEL_011>;
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};
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};
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i2c3_pins: i2c3-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO160__FUNC_SCL3>,
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<PINMUX_GPIO161__FUNC_SDA3>;
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bias-disable;
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drive-strength-microamp = <1000>;
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};
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};
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i2c7_pins: i2c7-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO124__FUNC_SCL7>,
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<PINMUX_GPIO125__FUNC_SDA7>;
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bias-disable;
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drive-strength-microamp = <1000>;
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};
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};
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spi1_pins: spi1-default-pins {
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pins-cs-mosi-clk {
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pinmux = <PINMUX_GPIO157__FUNC_SPI1_A_CSB>,
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<PINMUX_GPIO159__FUNC_SPI1_A_MO>,
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<PINMUX_GPIO156__FUNC_SPI1_A_CLK>;
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bias-disable;
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};
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pins-miso {
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pinmux = <PINMUX_GPIO158__FUNC_SPI1_A_MI>;
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bias-pull-down;
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};
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};
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spi5_pins: spi5-default-pins {
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pins-bus {
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pinmux = <PINMUX_GPIO38__FUNC_SPI5_A_MI>,
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<PINMUX_GPIO37__FUNC_GPIO37>,
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<PINMUX_GPIO39__FUNC_SPI5_A_MO>,
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<PINMUX_GPIO36__FUNC_SPI5_A_CLK>;
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bias-disable;
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};
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};
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};
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&spi1 {
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status = "okay";
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mediatek,pad-select = <0>;
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pinctrl-names = "default";
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pinctrl-0 = <&spi1_pins>;
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};
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&spi5 {
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status = "okay";
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cs-gpios = <&pio 37 GPIO_ACTIVE_LOW>;
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mediatek,pad-select = <0>;
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pinctrl-names = "default";
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pinctrl-0 = <&spi5_pins>;
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};
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&uart0 {
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