diff options
| author | Ben Pai <Ben_Pai@wistron.com> | 2020-06-05 18:06:14 +0800 |
|---|---|---|
| committer | Joel Stanley <joel@jms.id.au> | 2020-06-15 11:59:15 +0930 |
| commit | f806a23c0dbde50107139368b5085acb5219a4af (patch) | |
| tree | 020d0baa47e76d0c24dd0ec7ba0c60a4b55b23c3 /arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts | |
| parent | 817ef1a456da7ffbc680763180f23af1fc05815f (diff) | |
ARM: dts: aspeed: mihawk: IO expander uses TCA9554 driver
Set smbus_en of IO expander to 1 in order to be able to read sensor.
Signed-off-by: Ben Pai <Ben_Pai@wistron.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts')
| -rw-r--r-- | arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts b/arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts index 60e545b6396f..0940339aa808 100644 --- a/arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts +++ b/arch/arm/boot/dts/aspeed-bmc-opp-mihawk.dts @@ -820,12 +820,40 @@ #address-cells = <1>; #size-cells = <0>; reg = <0>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus0 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus0"; + }; + }; }; bus9_mux232: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus1 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus1"; + }; + }; }; bus9_mux233: i2c@2 { @@ -855,12 +883,40 @@ #address-cells = <1>; #size-cells = <0>; reg = <0>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus2 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus2"; + }; + }; }; bus9_mux236: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus3 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus3"; + }; + }; }; bus9_mux237: i2c@2 { @@ -909,12 +965,40 @@ #address-cells = <1>; #size-cells = <0>; reg = <0>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus4 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus4"; + }; + }; }; bus10_mux240: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus5 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus5"; + }; + }; }; bus10_mux241: i2c@2 { @@ -944,12 +1028,40 @@ #address-cells = <1>; #size-cells = <0>; reg = <0>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus6 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus6"; + }; + }; }; bus10_mux244: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; + + tca9554@39 { + compatible = "ti,tca9554"; + reg = <0x39>; + gpio-controller; + #gpio-cells = <2>; + + smbus7 { + gpio-hog; + gpios = <4 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "smbus7"; + }; + }; }; bus10_mux245: i2c@2 { |