Commit 23e0fff3 authored by Nícolas F. R. A. Prado's avatar Nícolas F. R. A. Prado Committed by Matthias Brugger

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: default avatarNícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220629155956.1138955-7-nfraprado@collabora.comSigned-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent cb75aeaf
...@@ -85,6 +85,47 @@ ppvar_sys: regulator-var-sys { ...@@ -85,6 +85,47 @@ ppvar_sys: regulator-var-sys {
}; };
}; };
&i2c0 {
status = "okay";
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
};
&i2c1 {
status = "okay";
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
};
&i2c2 {
status = "okay";
clock-frequency = <400000>;
clock-stretch-ns = <12600>;
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins>;
};
&i2c3 {
status = "okay";
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
};
&i2c7 {
status = "okay";
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&i2c7_pins>;
};
&pio { &pio {
/* 220 lines */ /* 220 lines */
gpio-line-names = "I2S_DP_LRCK", gpio-line-names = "I2S_DP_LRCK",
...@@ -311,6 +352,91 @@ &pio { ...@@ -311,6 +352,91 @@ &pio {
"AUD_DAT_MOSI1", "AUD_DAT_MOSI1",
"AUD_DAT_MISO0", "AUD_DAT_MISO0",
"AUD_DAT_MISO1"; "AUD_DAT_MISO1";
i2c0_pins: i2c0-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO204__FUNC_SCL0>,
<PINMUX_GPIO205__FUNC_SDA0>;
bias-pull-up = <MTK_PULL_SET_RSEL_011>;
drive-strength-microamp = <1000>;
};
};
i2c1_pins: i2c1-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO118__FUNC_SCL1>,
<PINMUX_GPIO119__FUNC_SDA1>;
bias-pull-up = <MTK_PULL_SET_RSEL_011>;
drive-strength-microamp = <1000>;
};
};
i2c2_pins: i2c2-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO141__FUNC_SCL2>,
<PINMUX_GPIO142__FUNC_SDA2>;
bias-pull-up = <MTK_PULL_SET_RSEL_011>;
};
};
i2c3_pins: i2c3-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO160__FUNC_SCL3>,
<PINMUX_GPIO161__FUNC_SDA3>;
bias-disable;
drive-strength-microamp = <1000>;
};
};
i2c7_pins: i2c7-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO124__FUNC_SCL7>,
<PINMUX_GPIO125__FUNC_SDA7>;
bias-disable;
drive-strength-microamp = <1000>;
};
};
spi1_pins: spi1-default-pins {
pins-cs-mosi-clk {
pinmux = <PINMUX_GPIO157__FUNC_SPI1_A_CSB>,
<PINMUX_GPIO159__FUNC_SPI1_A_MO>,
<PINMUX_GPIO156__FUNC_SPI1_A_CLK>;
bias-disable;
};
pins-miso {
pinmux = <PINMUX_GPIO158__FUNC_SPI1_A_MI>;
bias-pull-down;
};
};
spi5_pins: spi5-default-pins {
pins-bus {
pinmux = <PINMUX_GPIO38__FUNC_SPI5_A_MI>,
<PINMUX_GPIO37__FUNC_GPIO37>,
<PINMUX_GPIO39__FUNC_SPI5_A_MO>,
<PINMUX_GPIO36__FUNC_SPI5_A_CLK>;
bias-disable;
};
};
};
&spi1 {
status = "okay";
mediatek,pad-select = <0>;
pinctrl-names = "default";
pinctrl-0 = <&spi1_pins>;
};
&spi5 {
status = "okay";
cs-gpios = <&pio 37 GPIO_ACTIVE_LOW>;
mediatek,pad-select = <0>;
pinctrl-names = "default";
pinctrl-0 = <&spi5_pins>;
}; };
&uart0 { &uart0 {
......
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