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Date: Wed, 13 May 2020 16:11:34 +0200
From: Lars Povlsen <lars.povlsen@...rochip.com>
To: SoC Team <soc@...nel.org>, Linus Walleij <linus.walleij@...aro.org>
CC: Lars Povlsen <lars.povlsen@...rochip.com>,
Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>,
<devicetree@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>,
Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: [PATCH 3/3] arm64: dts: sparx5: Add SGPIO devices
This adds SGPIO devices for the Sparx5 SoC and configures it for the
applicable reference boards.
Reviewed-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
Signed-off-by: Lars Povlsen <lars.povlsen@...rochip.com>
---
arch/arm64/boot/dts/microchip/sparx5.dtsi | 52 +++++++++++++++++++
.../boot/dts/microchip/sparx5_pcb125.dts | 5 ++
.../dts/microchip/sparx5_pcb134_board.dtsi | 5 ++
3 files changed, 62 insertions(+)
diff --git a/arch/arm64/boot/dts/microchip/sparx5.dtsi b/arch/arm64/boot/dts/microchip/sparx5.dtsi
index 60629861a5157..b4fda5616536c 100644
--- a/arch/arm64/boot/dts/microchip/sparx5.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5.dtsi
@@ -213,6 +213,22 @@ 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";
@@ -243,6 +259,42 @@ emmc_pins: emmc-pins {
};
};
+ sgpio0: gpio@...01036c {
+ compatible = "mscc,ocelot-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio0_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x1101036c 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&gpio 0 64 64>;
+ };
+
+ sgpio1: gpio@...010484 {
+ compatible = "mscc,ocelot-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio1_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x11010484 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&gpio 0 128 64>;
+ };
+
+ sgpio2: gpio@...01059c {
+ compatible = "mscc,ocelot-sgpio";
+ status = "disabled";
+ clocks = <&sys_clk>;
+ pinctrl-0 = <&sgpio2_pins>;
+ pinctrl-names = "default";
+ reg = <0x6 0x1101059c 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&gpio 0 192 64>;
+ };
+
i2c0: i2c@...101000 {
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 94c4c3fd5a786..fd4f5b3ddcc49 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb125.dts
@@ -55,6 +55,11 @@ spi-flash@1 {
};
};
+&sgpio0 {
+ status = "okay";
+ microchip,sgpio-ports = <0x00FFFFFF>;
+};
+
&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 628a05d3f57ce..2f781258f8c99 100644
--- a/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
+++ b/arch/arm64/boot/dts/microchip/sparx5_pcb134_board.dtsi
@@ -47,6 +47,11 @@ spi-flash@0 {
};
};
+&sgpio0 {
+ status = "okay";
+ microchip,sgpio-ports = <0x00FFFFFF>;
+};
+
&gpio {
i2cmux_pins_i: i2cmux-pins-i {
pins = "GPIO_16", "GPIO_17", "GPIO_18", "GPIO_19",
--
2.26.2
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