[PATCH 4/5] arm: dts: am4372: Add hdq device tree data.

Sourav Poddar sourav.poddar at ti.com
Wed Apr 16 05:32:11 PDT 2014


Add device tree nodes and pinmux for hdq/1wire on
am43x epos evm.

Signed-off-by: Sourav Poddar <sourav.poddar at ti.com>
---
 arch/arm/boot/dts/am4372.dtsi        |   10 ++++++++++
 arch/arm/boot/dts/am43x-epos-evm.dts |   12 ++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
index 36d523a..5f7c167 100644
--- a/arch/arm/boot/dts/am4372.dtsi
+++ b/arch/arm/boot/dts/am4372.dtsi
@@ -735,6 +735,16 @@
 			#size-cells = <1>;
 			status = "disabled";
 		};
+
+		hdq: hdq at 48347000 {
+			compatible = "ti,am43xx-hdq";
+			reg = <0x48347000 0x1000>;
+			interrupts = <GIC_SPI 139 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&func_12m_clk>;
+			clock-names = "fck";
+			ti,hwmods = "hdq1w";
+			status = "disabled";
+		};
 	};
 };
 
diff --git a/arch/arm/boot/dts/am43x-epos-evm.dts b/arch/arm/boot/dts/am43x-epos-evm.dts
index 167dbc8..e71ef1c 100644
--- a/arch/arm/boot/dts/am43x-epos-evm.dts
+++ b/arch/arm/boot/dts/am43x-epos-evm.dts
@@ -138,6 +138,12 @@
 				0x160 (PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
 			>;
 		};
+
+		hdq_pins: pinmux_hdq_pins {
+			pinctrl-single,pins = <
+				0x234 (PIN_INPUT_PULLUP | MUX_MODE1)    /* cam1_wen.hdq_gpio */
+			>;
+		};
 	};
 
 	matrix_keypad: matrix_keypad at 0 {
@@ -367,3 +373,9 @@
 	pinctrl-0 = <&spi1_pins>;
 	status = "okay";
 };
+
+&hdq {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdq_pins>;
+};
-- 
1.7.9.5




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