The SN65HVS882 is available on the AM335x-ICEv2 and is attached to SPI0. Input is attached to the I/O header.
Signed-off-by: Andrew F. Davis <[email protected]> Signed-off-by: Sekhar Nori <[email protected]> --- arch/arm/boot/dts/am335x-icev2.dts | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/am335x-icev2.dts b/arch/arm/boot/dts/am335x-icev2.dts index 85e04c2..d46efc6 100644 --- a/arch/arm/boot/dts/am335x-icev2.dts +++ b/arch/arm/boot/dts/am335x-icev2.dts @@ -187,6 +187,8 @@ AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* (B17) spi0_d0.spi0_d0 */ AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* (B16) spi0_d1.spi0_d1 */ AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* (A16) spi0_cs0.spi0_cs0 */ + AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE0) /* (C15) spi0_cs1.spi0_cs1 */ + AM33XX_IOPAD(0x9a0, PIN_INPUT_PULLUP | MUX_MODE7) /* (B12) mcasp0_aclkr.gpio3[18] */ >; }; @@ -224,6 +226,24 @@ }; }; +&spi0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins_default>; + + sn65hvs882@1 { + compatible = "pisosr-gpio"; + gpio-controller; + #gpio-cells = <2>; + + load-gpios = <&gpio3 18 GPIO_ACTIVE_LOW>; + + reg = <1>; + spi-max-frequency = <1000000>; + spi-cpol; + }; +}; + #include "tps65910.dtsi" &tps { -- 2.10.0
