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ARM: dts: am4372: Add hdq device tree data

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

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Sourav Poddar vor 11 Jahren
Ursprung
Commit
741cac5f00
2 geänderte Dateien mit 22 neuen und 0 gelöschten Zeilen
  1. 10 0
      arch/arm/boot/dts/am4372.dtsi
  2. 12 0
      arch/arm/boot/dts/am43x-epos-evm.dts

+ 10 - 0
arch/arm/boot/dts/am4372.dtsi

@@ -840,6 +840,16 @@
 			num-cs = <4>;
 			status = "disabled";
 		};
+
+		hdq: hdq@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";
+		};
 	};
 };
 

+ 12 - 0
arch/arm/boot/dts/am43x-epos-evm.dts

@@ -155,6 +155,12 @@
 				0x44 (PIN_INPUT_PULLUP | MUX_MODE7)	/* gpmc_a1.gpio1_17 */
 			>;
 		};
+
+		hdq_pins: pinmux_hdq_pins {
+			pinctrl-single,pins = <
+				0x234 (PIN_INPUT_PULLUP | MUX_MODE1)    /* cam1_wen.hdq_gpio */
+			>;
+		};
 	};
 
 	matrix_keypad: matrix_keypad@0 {
@@ -456,3 +462,9 @@
 		};
 	};
 };
+
+&hdq {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdq_pins>;
+};