ARM: dts: aspeed: bletchley: Separate leds into multiple groups

Separate gpio-leds by each io expander chip.
To avoid entire gpio-leds bind failed due to single chip not available
Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Patrick Williams <patrick@stwcx.xyz>
Link: https://lore.kernel.org/r/20220215163151.32252-3-potin.lai@quantatw.comSigned-off-by: Joel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts

@@ -5,6 +5,7 @@
 #include "aspeed-g6.dtsi"
 #include <dt-bindings/gpio/aspeed-gpio.h>
 #include <dt-bindings/usb/pd.h>
+#include <dt-bindings/leds/leds-pca955x.h>
 
 / {
 	model = "Facebook Bletchley BMC";
@@ -53,112 +54,138 @@ switchphy: ethernet-phy@0 {
 		// Fixed link
 	};
 
-	leds {
+	front_gpio_leds {
 		compatible = "gpio-leds";
-
 		sys_log_id {
-			retain-state-shutdown;
-			default-state = "keep";
+			default-state = "off";
 			gpios = <&front_leds 0 GPIO_ACTIVE_HIGH>;
 		};
+	};
+
+	fan_gpio_leds {
+		compatible = "gpio-leds";
 		fan0_blue {
 			retain-state-shutdown;
 			default-state = "on";
-			gpios = <&fan_ioexp 8 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 8 GPIO_ACTIVE_HIGH>;
 		};
 		fan1_blue {
 			retain-state-shutdown;
 			default-state = "on";
-			gpios = <&fan_ioexp 9 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 9 GPIO_ACTIVE_HIGH>;
 		};
 		fan2_blue {
 			retain-state-shutdown;
 			default-state = "on";
-			gpios = <&fan_ioexp 10 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 10 GPIO_ACTIVE_HIGH>;
 		};
 		fan3_blue {
 			retain-state-shutdown;
 			default-state = "on";
-			gpios = <&fan_ioexp 11 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 11 GPIO_ACTIVE_HIGH>;
 		};
 		fan0_amber {
 			retain-state-shutdown;
 			default-state = "off";
-			gpios = <&fan_ioexp 12 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 12 GPIO_ACTIVE_HIGH>;
 		};
 		fan1_amber {
 			retain-state-shutdown;
 			default-state = "off";
-			gpios = <&fan_ioexp 13 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 13 GPIO_ACTIVE_HIGH>;
 		};
 		fan2_amber {
 			retain-state-shutdown;
 			default-state = "off";
-			gpios = <&fan_ioexp 14 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 14 GPIO_ACTIVE_HIGH>;
 		};
 		fan3_amber {
 			retain-state-shutdown;
 			default-state = "off";
-			gpios = <&fan_ioexp 15 GPIO_ACTIVE_HIGH>;
+			gpios = <&fan_leds 15 GPIO_ACTIVE_HIGH>;
 		};
+	};
+
+	sled1_gpio_leds {
+		compatible = "gpio-leds";
 		sled1_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled1_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled1_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled1_leds 1 GPIO_ACTIVE_LOW>;
 		};
+	};
+
+	sled2_gpio_leds {
+		compatible = "gpio-leds";
 		sled2_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled2_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled2_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled2_leds 1 GPIO_ACTIVE_LOW>;
 		};
+	};
+
+	sled3_gpio_leds {
+		compatible = "gpio-leds";
 		sled3_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled3_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled3_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled3_leds 1 GPIO_ACTIVE_LOW>;
 		};
+	};
+
+	sled4_gpio_leds {
+		compatible = "gpio-leds";
 		sled4_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled4_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled4_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled4_leds 1 GPIO_ACTIVE_LOW>;
 		};
+	};
+
+	sled5_gpio_leds {
+		compatible = "gpio-leds";
 		sled5_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled5_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled5_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled5_leds 1 GPIO_ACTIVE_LOW>;
 		};
+	};
+
+	sled6_gpio_leds {
+		compatible = "gpio-leds";
 		sled6_amber {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled6_leds 0 GPIO_ACTIVE_LOW>;
 		};
 		sled6_blue {
 			retain-state-shutdown;
-			default-state = "off";
+			default-state = "keep";
 			gpios = <&sled6_leds 1 GPIO_ACTIVE_LOW>;
 		};
 	};
@@ -667,7 +694,7 @@ tmp421@4d {
 		reg = <0x4d>;
 	};
 
-	fan_ioexp: pca9552@67 {
+	fan_leds: pca9552@67 {
 		compatible = "nxp,pca9552";
 		reg = <0x67>;
 		#address-cells = <1>;