| Message ID | 20240426-dev-mule-i2c-mux-v1-7-045a482f6ffb@theobroma-systems.com |
|---|---|
| State | Under Review |
| Delegated to: | Andi Shyti |
| Headers | show
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Add Mule I2C multiplexer support
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expand
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diff --git a/arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts b/arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts index 39d65002add1..14f1322c162f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts @@ -32,6 +32,7 @@ button-bios-disable { aliases { ethernet0 = &gmac0; + i2c10 = &i2c10; mmc0 = &sdhci; mmc1 = &sdmmc; rtc0 = &rtc_twi; @@ -249,9 +250,23 @@ &i2c0 { pinctrl-0 = <&i2c0m2_xfer>; status = "okay"; - fan@18 { - compatible = "ti,amc6821"; + i2c-mux@18 { + compatible = "tsd,mule-i2c-mux"; reg = <0x18>; + #address-cells = <1>; + #size-cells = <0>; + + i2c10: i2c@0 { + reg = <0x0>; + #address-cells = <1>; + #size-cells = <0>; + + fan: fan@18 { + compatible = "ti,amc6821"; + reg = <0x18>; + #cooling-cells = <2>; + }; + }; }; vdd_npu_s0: regulator@42 {
Mule emulates an i2c mux (address 0x18). The amc6821 is exposed behind this bus. Add the mux node and amc6821 as a default device. Signed-off-by: Farouk Bouabid <farouk.bouabid@theobroma-systems.com> --- arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-)