buildroot/board/orangepi/orangepi-zero/patches/linux/0003-ARM-dts-orange-pi-zero...

43 lines
1.1 KiB
Diff

From 8dd1b2a696bb7e9914abd11cc6f5c0f54c33d626 Mon Sep 17 00:00:00 2001
From: Sergey Matyukevich <geomatsi@gmail.com>
Date: Sat, 20 May 2017 15:36:51 +0300
Subject: [PATCH] ARM: dts: orange-pi-zero: enable spidev
On orange-pi-zero board SPI1 pins are accessible via GPIO expansion port.
This patch enables spidev driver for SPI1.
Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
---
arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts
index cdf19821b1f3..7242aaecb14f 100644
--- a/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts
+++ b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts
@@ -59,6 +59,7 @@
serial0 = &uart0;
/* ethernet0 is the H3 emac, defined in sun8i-h3.dtsi */
ethernet1 = &xr819;
+ spi1 = &spi1;
};
chosen {
@@ -177,3 +178,13 @@
};
};
};
+
+&spi1 {
+ status = "okay";
+
+ spidev@0 {
+ compatible = "rohm,dh2228fv";
+ reg = <0>;
+ spi-max-frequency = <10000000>;
+ };
+};
--
2.11.0