[PATCH v7 3/3] arm64: dts: sparx5: Add SGPIO devices

From: Lars Povlsen
Date: Thu Oct 29 2020 - 09:40:56 EST


This adds SGPIO devices for the Sparx5 SoC and configures it for the
applicable reference boards.

Signed-off-by: Lars Povlsen <lars.povlsen@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/microchip/sparx5.dtsi | 91 ++++++
.../boot/dts/microchip/sparx5_pcb125.dts | 5 +
.../dts/microchip/sparx5_pcb134_board.dtsi | 258 ++++++++++++++++++
.../dts/microchip/sparx5_pcb135_board.dtsi | 55 ++++
4 files changed, 409 insertions(+)

diff --git a/arch/arm64/boot/dts/microchip/sparx5.dtsi b/arch/arm64/boot/dts/microchip/sparx5.dtsi
index 3cb01c39c3c8..f09707297a9f 100644
--- a/arch/arm64/boot/dts/microchip/sparx5.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5.dtsi
@@ -226,6 +226,22 @@ si2_pins: si2-pins {
function = "si2";
};

+ sgpio0_pins: sgpio-pins {
+ pins = "GPIO_0", "GPIO_1", "GPIO_2", "GPIO_3";
+ function = "sg0";
+ };
+
+ sgpio1_pins: sgpio1-pins {
+ pins = "GPIO_4", "GPIO_5", "GPIO_12", "GPIO_13";
+ function = "sg1";
+ };
+
+ sgpio2_pins: sgpio2-pins {
+ pins = "GPIO_30", "GPIO_31", "GPIO_32",
+ "GPIO_33";
+ function = "sg2";
+ };
+
uart_pins: uart-pins {
pins = "GPIO_10", "GPIO_11";
function = "uart";
@@ -256,6 +272,81 @@ emmc_pins: emmc-pins {
};
};

+ sgpio0: gpio@61101036c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "microchip,sparx5-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio0_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x1101036c 0x100>;
+ sgpio_in0: gpio@0 {
+ compatible = "microchip,sparx5-sgpio-bank";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ sgpio_out0: gpio@1 {
+ compatible = "microchip,sparx5-sgpio-bank";
+ reg = <1>;
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ };
+
+ sgpio1: gpio@611010484 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "microchip,sparx5-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio1_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x11010484 0x100>;
+ sgpio_in1: gpio@0 {
+ compatible = "microchip,sparx5-sgpio-bank";
+ reg = <0>;
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ sgpio_out1: gpio@1 {
+ compatible = "microchip,sparx5-sgpio-bank";
+ reg = <1>;
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ };
+
+ sgpio2: gpio@61101059c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "microchip,sparx5-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio2_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x1101059c 0x100>;
+ sgpio_in2: gpio@0 {
+ reg = <0>;
+ compatible = "microchip,sparx5-sgpio-bank";
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ sgpio_out2: gpio@1 {
+ compatible = "microchip,sparx5-sgpio-bank";
+ reg = <1>;
+ gpio-controller;
+ #gpio-cells = <3>;
+ ngpios = <96>;
+ };
+ };
+
i2c0: i2c@600101000 {
compatible = "snps,designware-i2c";
status = "disabled";
diff --git a/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts b/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts
index 6b2da7c7520c..9baa085d7861 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts
@@ -69,6 +69,11 @@ spi-flash@9 {
};
};

+&sgpio0 {
+ status = "okay";
+ microchip,sgpio-port-ranges = <0 23>;
+};
+
&i2c1 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi b/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
index f37b478d6534..6820579448d0 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
@@ -36,6 +36,242 @@ gpio-restart {
gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
priority = <200>;
};
+
+ leds {
+ compatible = "gpio-leds";
+ led@0 {
+ label = "twr0:green";
+ gpios = <&sgpio_out0 8 0 GPIO_ACTIVE_LOW>;
+ };
+ led@1 {
+ label = "twr0:yellow";
+ gpios = <&sgpio_out0 8 1 GPIO_ACTIVE_LOW>;
+ };
+ led@2 {
+ label = "twr1:green";
+ gpios = <&sgpio_out0 9 0 GPIO_ACTIVE_LOW>;
+ };
+ led@3 {
+ label = "twr1:yellow";
+ gpios = <&sgpio_out0 9 1 GPIO_ACTIVE_LOW>;
+ };
+ led@4 {
+ label = "twr2:green";
+ gpios = <&sgpio_out0 10 0 GPIO_ACTIVE_LOW>;
+ };
+ led@5 {
+ label = "twr2:yellow";
+ gpios = <&sgpio_out0 10 1 GPIO_ACTIVE_LOW>;
+ };
+ led@6 {
+ label = "twr3:green";
+ gpios = <&sgpio_out0 11 0 GPIO_ACTIVE_LOW>;
+ };
+ led@7 {
+ label = "twr3:yellow";
+ gpios = <&sgpio_out0 11 1 GPIO_ACTIVE_LOW>;
+ };
+ led@8 {
+ label = "eth12:green";
+ gpios = <&sgpio_out0 12 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@9 {
+ label = "eth12:yellow";
+ gpios = <&sgpio_out0 12 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@10 {
+ label = "eth13:green";
+ gpios = <&sgpio_out0 13 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@11 {
+ label = "eth13:yellow";
+ gpios = <&sgpio_out0 13 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@12 {
+ label = "eth14:green";
+ gpios = <&sgpio_out0 14 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@13 {
+ label = "eth14:yellow";
+ gpios = <&sgpio_out0 14 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@14 {
+ label = "eth15:green";
+ gpios = <&sgpio_out0 15 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@15 {
+ label = "eth15:yellow";
+ gpios = <&sgpio_out0 15 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@16 {
+ label = "eth48:green";
+ gpios = <&sgpio_out1 16 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@17 {
+ label = "eth48:yellow";
+ gpios = <&sgpio_out1 16 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@18 {
+ label = "eth49:green";
+ gpios = <&sgpio_out1 17 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@19 {
+ label = "eth49:yellow";
+ gpios = <&sgpio_out1 17 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@20 {
+ label = "eth50:green";
+ gpios = <&sgpio_out1 18 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@21 {
+ label = "eth50:yellow";
+ gpios = <&sgpio_out1 18 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@22 {
+ label = "eth51:green";
+ gpios = <&sgpio_out1 19 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@23 {
+ label = "eth51:yellow";
+ gpios = <&sgpio_out1 19 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@24 {
+ label = "eth52:green";
+ gpios = <&sgpio_out1 20 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@25 {
+ label = "eth52:yellow";
+ gpios = <&sgpio_out1 20 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@26 {
+ label = "eth53:green";
+ gpios = <&sgpio_out1 21 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@27 {
+ label = "eth53:yellow";
+ gpios = <&sgpio_out1 21 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@28 {
+ label = "eth54:green";
+ gpios = <&sgpio_out1 22 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@29 {
+ label = "eth54:yellow";
+ gpios = <&sgpio_out1 22 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@30 {
+ label = "eth55:green";
+ gpios = <&sgpio_out1 23 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@31 {
+ label = "eth55:yellow";
+ gpios = <&sgpio_out1 23 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@32 {
+ label = "eth56:green";
+ gpios = <&sgpio_out1 24 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@33 {
+ label = "eth56:yellow";
+ gpios = <&sgpio_out1 24 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@34 {
+ label = "eth57:green";
+ gpios = <&sgpio_out1 25 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@35 {
+ label = "eth57:yellow";
+ gpios = <&sgpio_out1 25 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@36 {
+ label = "eth58:green";
+ gpios = <&sgpio_out1 26 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@37 {
+ label = "eth58:yellow";
+ gpios = <&sgpio_out1 26 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@38 {
+ label = "eth59:green";
+ gpios = <&sgpio_out1 27 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@39 {
+ label = "eth59:yellow";
+ gpios = <&sgpio_out1 27 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@40 {
+ label = "eth60:green";
+ gpios = <&sgpio_out1 28 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@41 {
+ label = "eth60:yellow";
+ gpios = <&sgpio_out1 28 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@42 {
+ label = "eth61:green";
+ gpios = <&sgpio_out1 29 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@43 {
+ label = "eth61:yellow";
+ gpios = <&sgpio_out1 29 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@44 {
+ label = "eth62:green";
+ gpios = <&sgpio_out1 30 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@45 {
+ label = "eth62:yellow";
+ gpios = <&sgpio_out1 30 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@46 {
+ label = "eth63:green";
+ gpios = <&sgpio_out1 31 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ led@47 {
+ label = "eth63:yellow";
+ gpios = <&sgpio_out1 31 1 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ };
};

&spi0 {
@@ -70,6 +306,28 @@ spi-flash@9 {
};
};

+&sgpio0 {
+ status = "okay";
+ microchip,sgpio-port-ranges = <8 15>;
+ gpio@0 {
+ ngpios = <64>;
+ };
+ gpio@1 {
+ ngpios = <64>;
+ };
+};
+
+&sgpio1 {
+ status = "okay";
+ microchip,sgpio-port-ranges = <24 31>;
+ gpio@0 {
+ ngpios = <64>;
+ };
+ gpio@1 {
+ ngpios = <64>;
+ };
+};
+
&gpio {
i2cmux_pins_i: i2cmux-pins-i {
pins = "GPIO_16", "GPIO_17", "GPIO_18", "GPIO_19",
diff --git a/arch/arm64/boot/dts/microchip/sparx5_pcb135_board.dtsi b/arch/arm64/boot/dts/microchip/sparx5_pcb135_board.dtsi
index b02b8c8ce44d..e28c6dd16377 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb135_board.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb135_board.dtsi
@@ -20,6 +20,50 @@ gpio-restart {
gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
priority = <200>;
};
+
+ leds {
+ compatible = "gpio-leds";
+ led@0 {
+ label = "eth60:yellow";
+ gpios = <&sgpio_out1 28 0 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@1 {
+ label = "eth60:green";
+ gpios = <&sgpio_out1 28 1 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@2 {
+ label = "eth61:yellow";
+ gpios = <&sgpio_out1 29 0 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@3 {
+ label = "eth61:green";
+ gpios = <&sgpio_out1 29 1 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@4 {
+ label = "eth62:yellow";
+ gpios = <&sgpio_out1 30 0 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@5 {
+ label = "eth62:green";
+ gpios = <&sgpio_out1 30 1 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@6 {
+ label = "eth63:yellow";
+ gpios = <&sgpio_out1 31 0 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ led@7 {
+ label = "eth63:green";
+ gpios = <&sgpio_out1 31 1 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+ };
};

&gpio {
@@ -83,6 +127,17 @@ spi-flash@9 {
};
};

+&sgpio1 {
+ status = "okay";
+ microchip,sgpio-port-ranges = <24 31>;
+ gpio@0 {
+ ngpios = <64>;
+ };
+ gpio@1 {
+ ngpios = <64>;
+ };
+};
+
&axi {
i2c0_imux: i2c0-imux@0 {
compatible = "i2c-mux-pinctrl";
--
2.25.1