[PATCH v3 6/8] ARM: dts: Use labels for overriding nodes in exynos5420-smdk5420

Krzysztof Kozlowski k.kozlowski.k at gmail.com
Thu May 14 03:53:51 PDT 2015


Usage of labels instead of full paths reduces possible mistakes when
overriding nodes.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k at gmail.com>
---
 arch/arm/boot/dts/exynos5420-smdk5420.dts | 645 +++++++++++++++---------------
 1 file changed, 323 insertions(+), 322 deletions(-)

diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 9103f2381a6d..98871f972c8a 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -64,105 +64,6 @@
 		};
 	};
 
-	rtc at 101E0000 {
-		status = "okay";
-	};
-
-	codec at 11000000 {
-		samsung,mfc-r = <0x43000000 0x800000>;
-		samsung,mfc-l = <0x51000000 0x800000>;
-	};
-
-	mmc at 12200000 {
-		status = "okay";
-		broken-cd;
-		card-detect-delay = <200>;
-		samsung,dw-mshc-ciu-div = <3>;
-		samsung,dw-mshc-sdr-timing = <0 4>;
-		samsung,dw-mshc-ddr-timing = <0 2>;
-		samsung,dw-mshc-hs400-timing = <0 2>;
-		samsung,read-strobe-delay = <90>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8
-			     &sd0_rclk>;
-		bus-width = <8>;
-		cap-mmc-highspeed;
-	};
-
-	mmc at 12220000 {
-		status = "okay";
-		card-detect-delay = <200>;
-		samsung,dw-mshc-ciu-div = <3>;
-		samsung,dw-mshc-sdr-timing = <2 3>;
-		samsung,dw-mshc-ddr-timing = <1 2>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
-		bus-width = <4>;
-		cap-sd-highspeed;
-	};
-
-	dp-controller at 145B0000 {
-		pinctrl-names = "default";
-		pinctrl-0 = <&dp_hpd>;
-		samsung,color-space = <0>;
-		samsung,dynamic-range = <0>;
-		samsung,ycbcr-coeff = <0>;
-		samsung,color-depth = <1>;
-		samsung,link-rate = <0x0a>;
-		samsung,lane-count = <4>;
-		status = "okay";
-	};
-
-	fimd at 14400000 {
-		status = "okay";
-		display-timings {
-			native-mode = <&timing0>;
-			timing0: timing at 0 {
-				clock-frequency = <50000>;
-				hactive = <2560>;
-				vactive = <1600>;
-				hfront-porch = <48>;
-				hback-porch = <80>;
-				hsync-len = <32>;
-				vback-porch = <16>;
-				vfront-porch = <8>;
-				vsync-len = <6>;
-			};
-		};
-	};
-
-	pinctrl at 13400000 {
-		hdmi_hpd_irq: hdmi-hpd-irq {
-			samsung,pins = "gpx3-7";
-			samsung,pin-function = <0>;
-			samsung,pin-pud = <1>;
-			samsung,pin-drv = <0>;
-		};
-	};
-
-	pinctrl at 14000000 {
-		usb300_vbus_en: usb300-vbus-en {
-			samsung,pins = "gpg0-5";
-			samsung,pin-function = <1>;
-			samsung,pin-pud = <0>;
-			samsung,pin-drv = <0>;
-		};
-
-		usb301_vbus_en: usb301-vbus-en {
-			samsung,pins = "gpg1-4";
-			samsung,pin-function = <1>;
-			samsung,pin-pud = <0>;
-			samsung,pin-drv = <0>;
-		};
-	};
-
-	hdmi at 14530000 {
-		status = "okay";
-		hpd-gpio = <&gpx3 7 0>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&hdmi_hpd_irq>;
-	};
-
 	usb300_vbus_reg: regulator-usb300 {
 		compatible = "regulator-fixed";
 		regulator-name = "VBUS0";
@@ -185,238 +86,338 @@
 		enable-active-high;
 	};
 
-	phy at 12100000 {
-		vbus-supply = <&usb300_vbus_reg>;
-	};
+};
 
-	phy at 12500000 {
-		vbus-supply = <&usb301_vbus_reg>;
+&dp {
+	pinctrl-names = "default";
+	pinctrl-0 = <&dp_hpd>;
+	samsung,color-space = <0>;
+	samsung,dynamic-range = <0>;
+	samsung,ycbcr-coeff = <0>;
+	samsung,color-depth = <1>;
+	samsung,link-rate = <0x0a>;
+	samsung,lane-count = <4>;
+	status = "okay";
+};
+
+&fimd {
+	status = "okay";
+	display-timings {
+		native-mode = <&timing0>;
+		timing0: timing at 0 {
+			clock-frequency = <50000>;
+			hactive = <2560>;
+			vactive = <1600>;
+			hfront-porch = <48>;
+			hback-porch = <80>;
+			hsync-len = <32>;
+			vback-porch = <16>;
+			vfront-porch = <8>;
+			vsync-len = <6>;
+		};
 	};
+};
 
-	i2c_2: i2c at 12C80000 {
-		samsung,i2c-sda-delay = <100>;
-		samsung,i2c-max-bus-freq = <66000>;
-		status = "okay";
+&hdmi {
+	status = "okay";
+	hpd-gpio = <&gpx3 7 0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdmi_hpd_irq>;
+};
 
-		hdmiddc at 50 {
-			compatible = "samsung,exynos4210-hdmiddc";
-			reg = <0x50>;
+&hsi2c_4 {
+	status = "okay";
+
+	s2mps11_pmic at 66 {
+		compatible = "samsung,s2mps11-pmic";
+		reg = <0x66>;
+		s2mps11,buck2-ramp-delay = <12>;
+		s2mps11,buck34-ramp-delay = <12>;
+		s2mps11,buck16-ramp-delay = <12>;
+		s2mps11,buck6-ramp-enable = <1>;
+		s2mps11,buck2-ramp-enable = <1>;
+		s2mps11,buck3-ramp-enable = <1>;
+		s2mps11,buck4-ramp-enable = <1>;
+
+		s2mps11_osc: clocks {
+			#clock-cells = <1>;
+			clock-output-names = "s2mps11_ap",
+					"s2mps11_cp", "s2mps11_bt";
 		};
-	};
 
-	hsi2c_4: i2c at 12CA0000 {
-		status = "okay";
-
-		s2mps11_pmic at 66 {
-			compatible = "samsung,s2mps11-pmic";
-			reg = <0x66>;
-			s2mps11,buck2-ramp-delay = <12>;
-			s2mps11,buck34-ramp-delay = <12>;
-			s2mps11,buck16-ramp-delay = <12>;
-			s2mps11,buck6-ramp-enable = <1>;
-			s2mps11,buck2-ramp-enable = <1>;
-			s2mps11,buck3-ramp-enable = <1>;
-			s2mps11,buck4-ramp-enable = <1>;
-
-			s2mps11_osc: clocks {
-				#clock-cells = <1>;
-				clock-output-names = "s2mps11_ap",
-						"s2mps11_cp", "s2mps11_bt";
+		regulators {
+			ldo1_reg: LDO1 {
+				regulator-name = "vdd_ldo1";
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-always-on;
+			};
+
+			ldo3_reg: LDO3 {
+				regulator-name = "vdd_ldo3";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			ldo5_reg: LDO5 {
+				regulator-name = "vdd_ldo5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			ldo6_reg: LDO6 {
+				regulator-name = "vdd_ldo6";
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-always-on;
+			};
+
+			ldo7_reg: LDO7 {
+				regulator-name = "vdd_ldo7";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			ldo8_reg: LDO8 {
+				regulator-name = "vdd_ldo8";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			ldo9_reg: LDO9 {
+				regulator-name = "vdd_ldo9";
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3000000>;
+				regulator-always-on;
+			};
+
+			ldo10_reg: LDO10 {
+				regulator-name = "vdd_ldo10";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
+			};
+
+			ldo11_reg: LDO11 {
+				regulator-name = "vdd_ldo11";
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-always-on;
+			};
+
+			ldo12_reg: LDO12 {
+				regulator-name = "vdd_ldo12";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
 			};
 
-			regulators {
-				ldo1_reg: LDO1 {
-					regulator-name = "vdd_ldo1";
-					regulator-min-microvolt = <1000000>;
-					regulator-max-microvolt = <1000000>;
-					regulator-always-on;
-				};
-
-				ldo3_reg: LDO3 {
-					regulator-name = "vdd_ldo3";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo5_reg: LDO5 {
-					regulator-name = "vdd_ldo5";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo6_reg: LDO6 {
-					regulator-name = "vdd_ldo6";
-					regulator-min-microvolt = <1000000>;
-					regulator-max-microvolt = <1000000>;
-					regulator-always-on;
-				};
-
-				ldo7_reg: LDO7 {
-					regulator-name = "vdd_ldo7";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo8_reg: LDO8 {
-					regulator-name = "vdd_ldo8";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo9_reg: LDO9 {
-					regulator-name = "vdd_ldo9";
-					regulator-min-microvolt = <3000000>;
-					regulator-max-microvolt = <3000000>;
-					regulator-always-on;
-				};
-
-				ldo10_reg: LDO10 {
-					regulator-name = "vdd_ldo10";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo11_reg: LDO11 {
-					regulator-name = "vdd_ldo11";
-					regulator-min-microvolt = <1000000>;
-					regulator-max-microvolt = <1000000>;
-					regulator-always-on;
-				};
-
-				ldo12_reg: LDO12 {
-					regulator-name = "vdd_ldo12";
-					regulator-min-microvolt = <1800000>;
-					regulator-max-microvolt = <1800000>;
-					regulator-always-on;
-				};
-
-				ldo13_reg: LDO13 {
-					regulator-name = "vdd_ldo13";
-					regulator-min-microvolt = <2800000>;
-					regulator-max-microvolt = <2800000>;
-					regulator-always-on;
-				};
-
-				ldo15_reg: LDO15 {
-					regulator-name = "vdd_ldo15";
-					regulator-min-microvolt = <3100000>;
-					regulator-max-microvolt = <3100000>;
-					regulator-always-on;
-				};
-
-				ldo16_reg: LDO16 {
-					regulator-name = "vdd_ldo16";
-					regulator-min-microvolt = <2200000>;
-					regulator-max-microvolt = <2200000>;
-					regulator-always-on;
-				};
-
-				ldo17_reg: LDO17 {
-					regulator-name = "tsp_avdd";
-					regulator-min-microvolt = <3300000>;
-					regulator-max-microvolt = <3300000>;
-					regulator-always-on;
-				};
-
-				ldo19_reg: LDO19 {
-					regulator-name = "vdd_sd";
-					regulator-min-microvolt = <2800000>;
-					regulator-max-microvolt = <2800000>;
-					regulator-always-on;
-				};
-
-				ldo24_reg: LDO24 {
-					regulator-name = "tsp_io";
-					regulator-min-microvolt = <2800000>;
-					regulator-max-microvolt = <2800000>;
-					regulator-always-on;
-				};
-
-				buck1_reg: BUCK1 {
-					regulator-name = "vdd_mif";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1300000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck2_reg: BUCK2 {
-					regulator-name = "vdd_arm";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck3_reg: BUCK3 {
-					regulator-name = "vdd_int";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1400000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck4_reg: BUCK4 {
-					regulator-name = "vdd_g3d";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1400000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck5_reg: BUCK5 {
-					regulator-name = "vdd_mem";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1400000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck6_reg: BUCK6 {
-					regulator-name = "vdd_kfc";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck7_reg: BUCK7 {
-					regulator-name = "vdd_1.0v_ldo";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck8_reg: BUCK8 {
-					regulator-name = "vdd_1.8v_ldo";
-					regulator-min-microvolt = <800000>;
-					regulator-max-microvolt = <1500000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck9_reg: BUCK9 {
-					regulator-name = "vdd_2.8v_ldo";
-					regulator-min-microvolt = <3000000>;
-					regulator-max-microvolt = <3750000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
-
-				buck10_reg: BUCK10 {
-					regulator-name = "vdd_vmem";
-					regulator-min-microvolt = <2850000>;
-					regulator-max-microvolt = <2850000>;
-					regulator-always-on;
-					regulator-boot-on;
-				};
+			ldo13_reg: LDO13 {
+				regulator-name = "vdd_ldo13";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-always-on;
+			};
+
+			ldo15_reg: LDO15 {
+				regulator-name = "vdd_ldo15";
+				regulator-min-microvolt = <3100000>;
+				regulator-max-microvolt = <3100000>;
+				regulator-always-on;
+			};
+
+			ldo16_reg: LDO16 {
+				regulator-name = "vdd_ldo16";
+				regulator-min-microvolt = <2200000>;
+				regulator-max-microvolt = <2200000>;
+				regulator-always-on;
+			};
+
+			ldo17_reg: LDO17 {
+				regulator-name = "tsp_avdd";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+
+			ldo19_reg: LDO19 {
+				regulator-name = "vdd_sd";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-always-on;
+			};
+
+			ldo24_reg: LDO24 {
+				regulator-name = "tsp_io";
+				regulator-min-microvolt = <2800000>;
+				regulator-max-microvolt = <2800000>;
+				regulator-always-on;
+			};
+
+			buck1_reg: BUCK1 {
+				regulator-name = "vdd_mif";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1300000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck2_reg: BUCK2 {
+				regulator-name = "vdd_arm";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck3_reg: BUCK3 {
+				regulator-name = "vdd_int";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck4_reg: BUCK4 {
+				regulator-name = "vdd_g3d";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck5_reg: BUCK5 {
+				regulator-name = "vdd_mem";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1400000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck6_reg: BUCK6 {
+				regulator-name = "vdd_kfc";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck7_reg: BUCK7 {
+				regulator-name = "vdd_1.0v_ldo";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck8_reg: BUCK8 {
+				regulator-name = "vdd_1.8v_ldo";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1500000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck9_reg: BUCK9 {
+				regulator-name = "vdd_2.8v_ldo";
+				regulator-min-microvolt = <3000000>;
+				regulator-max-microvolt = <3750000>;
+				regulator-always-on;
+				regulator-boot-on;
+			};
+
+			buck10_reg: BUCK10 {
+				regulator-name = "vdd_vmem";
+				regulator-min-microvolt = <2850000>;
+				regulator-max-microvolt = <2850000>;
+				regulator-always-on;
+				regulator-boot-on;
 			};
 		};
 	};
 };
+
+&i2c_2 {
+	samsung,i2c-sda-delay = <100>;
+	samsung,i2c-max-bus-freq = <66000>;
+	status = "okay";
+
+	hdmiddc at 50 {
+		compatible = "samsung,exynos4210-hdmiddc";
+		reg = <0x50>;
+	};
+};
+
+&mfc {
+	samsung,mfc-r = <0x43000000 0x800000>;
+	samsung,mfc-l = <0x51000000 0x800000>;
+};
+
+&mmc_0 {
+	status = "okay";
+	broken-cd;
+	card-detect-delay = <200>;
+	samsung,dw-mshc-ciu-div = <3>;
+	samsung,dw-mshc-sdr-timing = <0 4>;
+	samsung,dw-mshc-ddr-timing = <0 2>;
+	samsung,dw-mshc-hs400-timing = <0 2>;
+	samsung,read-strobe-delay = <90>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8
+		     &sd0_rclk>;
+	bus-width = <8>;
+	cap-mmc-highspeed;
+};
+
+&mmc_2 {
+	status = "okay";
+	card-detect-delay = <200>;
+	samsung,dw-mshc-ciu-div = <3>;
+	samsung,dw-mshc-sdr-timing = <2 3>;
+	samsung,dw-mshc-ddr-timing = <1 2>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
+	bus-width = <4>;
+	cap-sd-highspeed;
+};
+
+&pinctrl_0 {
+	hdmi_hpd_irq: hdmi-hpd-irq {
+		samsung,pins = "gpx3-7";
+		samsung,pin-function = <0>;
+		samsung,pin-pud = <1>;
+		samsung,pin-drv = <0>;
+	};
+};
+
+&pinctrl_2 {
+	usb300_vbus_en: usb300-vbus-en {
+		samsung,pins = "gpg0-5";
+		samsung,pin-function = <1>;
+		samsung,pin-pud = <0>;
+		samsung,pin-drv = <0>;
+	};
+
+	usb301_vbus_en: usb301-vbus-en {
+		samsung,pins = "gpg1-4";
+		samsung,pin-function = <1>;
+		samsung,pin-pud = <0>;
+		samsung,pin-drv = <0>;
+	};
+};
+
+&rtc {
+	status = "okay";
+};
+
+&usbdrd_phy0 {
+	vbus-supply = <&usb300_vbus_reg>;
+};
+
+&usbdrd_phy1 {
+	vbus-supply = <&usb301_vbus_reg>;
+};
-- 
2.1.4




More information about the linux-arm-kernel mailing list