[PATCH v4 19/19] ARM: dts: aspeed: yosemite4: support mux to cpld
Delphine CC Chiu
Delphine_CC_Chiu at wiwynn.com
Tue Jan 9 18:20:51 AEDT 2024
Mux pca9544 to cpld was added on EVT HW schematic design,
so add dts setting for devices behind mux pca9544 to cpld
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu at wiwynn.com>
---
.../aspeed/aspeed-bmc-facebook-yosemite4.dts | 64 ++++++++++++++-----
1 file changed, 49 insertions(+), 15 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index 8589f7d31ffb..440f735ef059 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -36,6 +36,10 @@ aliases {
i2c31 = &imux31;
i2c32 = &imux32;
i2c33 = &imux33;
+ i2c34 = &imux34;
+ i2c35 = &imux35;
+ i2c36 = &imux36;
+ i2c37 = &imux37;
};
chosen {
@@ -951,24 +955,54 @@ &i2c12 {
status = "okay";
bus-frequency = <400000>;
- temperature-sensor at 48 {
- compatible = "ti,tmp75";
- reg = <0x48>;
- };
+ i2c-mux at 70 {
+ compatible = "nxp,pca9544";
+ i2c-mux-idle-disconnect;
+ reg = <0x70>;
- eeprom at 50 {
- compatible = "atmel,24c128";
- reg = <0x50>;
- };
+ imux34: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
- eeprom at 54 {
- compatible = "atmel,24c64";
- reg = <0x54>;
- };
+ temperature-sensor at 48 {
+ compatible = "ti,tmp75";
+ reg = <0x48>;
+ };
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
- rtc at 6f {
- compatible = "nuvoton,nct3018y";
- reg = <0x6f>;
+ eeprom at 54 {
+ compatible = "atmel,24c64";
+ reg = <0x54>;
+ };
+
+ rtc at 6f {
+ compatible = "nuvoton,nct3018y";
+ reg = <0x6f>;
+ };
+ };
+
+ imux35: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ imux36: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ imux37: i2c at 3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
};
};
--
2.25.1
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