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arm64: dts: mediatek: mt7988a-bpi-r4: Add PCA9545 I2C Mux

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Bananapi R4 uses an i2c multiplexer for SFP slots, rtc and eeprom.
Add its node to the right i2c controller.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20241217091238.16032-19-linux@fw-web.de
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
This commit is contained in:
Frank Wunderlich
2024-12-17 10:12:32 +01:00
committed by AngeloGioacchino Del Regno
parent faf97571ae
commit 572c02e687
1 changed files with 41 additions and 0 deletions
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41
arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
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@@ -2,6 +2,8 @@
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "mt7988a.dtsi"
/ {
@@ -70,6 +72,45 @@ &i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_1_pins>;
status = "okay";
pca9545: i2c-mux@70 {
compatible = "nxp,pca9545";
reg = <0x70>;
reset-gpios = <&pio 5 GPIO_ACTIVE_LOW>;
#address-cells = <1>;
#size-cells = <0>;
i2c@0 {
#address-cells = <1>;
#size-cells = <0>;
reg = <0>;
pcf8563: rtc@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
#clock-cells = <0>;
};
eeprom@57 {
compatible = "atmel,24c02";
reg = <0x57>;
size = <256>;
};
};
i2c_sfp1: i2c@1 {
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
};
i2c_sfp2: i2c@2 {
#address-cells = <1>;
#size-cells = <0>;
reg = <2>;
};
};
};
&pio {