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 <afd@xxxxxx>
Signed-off-by: Sekhar Nori <nsekhar@xxxxxx>
---
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
--
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