Add i2c bus devicetree description
Signed-off-by: Robert Beckett bob.beckett@collabora.com --- arch/arm/dts/imx53-ppd.dts | 176 +++++++++++++++++++++++++++++++++++++ 1 file changed, 176 insertions(+)
diff --git a/arch/arm/dts/imx53-ppd.dts b/arch/arm/dts/imx53-ppd.dts index 909a76731b..84b20cdc55 100644 --- a/arch/arm/dts/imx53-ppd.dts +++ b/arch/arm/dts/imx53-ppd.dts @@ -35,6 +35,48 @@ MX53_PAD_PATA_IORDY__ESDHC3_CLK 0x1d5 >; }; + + pinctrl_i2c1: i2c1grp { + fsl,pins = < + MX53_PAD_EIM_D21__I2C1_SCL 0x400001e4 + MX53_PAD_EIM_D28__I2C1_SDA 0x400001e4 + >; + }; + + pinctrl_i2c1_gpio: i2c1gpiogrp { + fsl,pins = < + MX53_PAD_EIM_D28__GPIO3_28 0x1e4 + MX53_PAD_EIM_D21__GPIO3_21 0x1e4 + >; + }; + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX53_PAD_EIM_EB2__I2C2_SCL 0x400001e4 + MX53_PAD_EIM_D16__I2C2_SDA 0x400001e4 + >; + }; + + pinctrl_i2c2_gpio: i2c2gpiogrp { + fsl,pins = < + MX53_PAD_EIM_D16__GPIO3_16 0x1e4 + MX53_PAD_EIM_EB2__GPIO2_30 0x1e4 + >; + }; + + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX53_PAD_EIM_D17__I2C3_SCL 0x400001e4 + MX53_PAD_EIM_D18__I2C3_SDA 0x400001e4 + >; + }; + + pinctrl_i2c3_gpio: i2c3gpiogrp { + fsl,pins = < + MX53_PAD_EIM_D18__GPIO3_18 0x1e4 + MX53_PAD_EIM_D17__GPIO3_17 0x1e4 + >; + }; };
/* eMMC */ @@ -46,3 +88,137 @@ non-removable; status = "okay"; }; + +/* I2C */ +&i2c1 { + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c1>; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + sda-gpios = <&gpio3 28 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>; + status = "okay"; + + i2c-switch@70 { + compatible = "nxp,pca9547"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x70>; + reset-gpios = <&gpio2 18 GPIO_ACTIVE_LOW>; + + i2c4: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + }; + + i2c5: i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + rtc@30 { + compatible = "sii,s35390a"; + reg = <0x30>; + }; + + temp@48 { + compatible = "ti,tmp112"; + reg = <0x48>; + }; + + mma8453q: accelerometer@1c { + compatible = "fsl,mma8453"; + reg = <0x1c>; + interrupt-parent = <&gpio1>; + interrupts = <6 IRQ_TYPE_NONE>; + interrupt-names = "INT1"; + }; + + mpl3115: pressure-sensor@60 { + compatible = "fsl,mpl3115"; + reg = <0x60>; + }; + + eeprom: eeprom@50 { + compatible = "atmel,24c08"; + reg = <0x50>; + + partitions { + compatible = "fixed-partitions"; + + vpd { + offset = <0>; + size = <1022>; + }; + + bootcount_eeprom: bootcount { + offset = <1022>; + size = <2>; + }; + }; + }; + }; + + i2c6: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <2>; + }; + + i2c7: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <3>; + }; + + i2c8: i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <4>; + }; + + i2c9: i2c@5 { + #address-cells = <1>; + #size-cells = <0>; + reg = <5>; + }; + + i2c10: i2c@6 { + #address-cells = <1>; + #size-cells = <0>; + reg = <6>; + }; + + i2c11: i2c@7 { + #address-cells = <1>; + #size-cells = <0>; + reg = <7>; + }; + }; +}; + +&i2c2 { + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c2>; + pinctrl-1 = <&pinctrl_i2c2_gpio>; + sda-gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>; + status = "okay"; + + touchscreen@4b { + compatible = "atmel,maxtouch"; + reset-gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>; + reg = <0x4b>; + interrupt-parent = <&gpio5>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + }; +}; + +&i2c3 { + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c3>; + pinctrl-1 = <&pinctrl_i2c3_gpio>; + sda-gpios = <&gpio3 18 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio3 17 GPIO_ACTIVE_HIGH>; + status = "okay"; +};