[U-Boot] [PATCH 3/6] arm: dts: socfpga: enables i2c0 in socfpga_de0_nano

Dinh Nguyen dinguyen at kernel.org
Wed Apr 4 22:18:22 UTC 2018


Add all the appropriate i2c alias in the base socfpga dtsi and enables
the i2c node on the DE0 NANO board.

Signed-off-by: Dinh Nguyen <dinguyen at kernel.org>
---
 arch/arm/dts/socfpga.dtsi                      |  4 ++++
 arch/arm/dts/socfpga_cyclone5_de0_nano_soc.dts | 12 ++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/arch/arm/dts/socfpga.dtsi b/arch/arm/dts/socfpga.dtsi
index 7557aa0..f34dd9d 100644
--- a/arch/arm/dts/socfpga.dtsi
+++ b/arch/arm/dts/socfpga.dtsi
@@ -14,6 +14,10 @@
 	aliases {
 		ethernet0 = &gmac0;
 		ethernet1 = &gmac1;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
 		serial0 = &uart0;
 		serial1 = &uart1;
 		timer0 = &timer0;
diff --git a/arch/arm/dts/socfpga_cyclone5_de0_nano_soc.dts b/arch/arm/dts/socfpga_cyclone5_de0_nano_soc.dts
index dc09bed..5e7fe2a 100644
--- a/arch/arm/dts/socfpga_cyclone5_de0_nano_soc.dts
+++ b/arch/arm/dts/socfpga_cyclone5_de0_nano_soc.dts
@@ -56,6 +56,18 @@
 	status = "okay";
 };
 
+&i2c0 {
+	status = "okay";
+
+	dxl345: adxl345 at 0 {
+		compatible = "adi,adxl345";
+		reg = <0x53>;
+
+		interrupt-parent = <&portc>;
+		interrupts = <3 2>;
+	};
+};
+
 &mmc0 {
 	status = "okay";
 	u-boot,dm-pre-reloc;
-- 
2.7.4



More information about the U-Boot mailing list