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[v3,11/15] riscv: dts: microchip: add fpga fabric section to icicle kit

Message ID 20220114151727.2319915-12-conor.dooley@microchip.com
State Accepted
Commit 72560c6559b82b2ded469856f7a0bb425fba9b7e
Headers show
Series Update the Icicle Kit device tree | expand

Commit Message

Conor Dooley Jan. 14, 2022, 3:17 p.m. UTC 
From: Conor Dooley <conor.dooley@microchip.com>

Split the device tree for the Microchip MPFS into two sections by adding
microchip-mpfs-fabric.dtsi, which contains peripherals contained in the
FPGA fabric.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
---
 .../dts/microchip/microchip-mpfs-fabric.dtsi  | 25 +++++++++++++++++++
 .../microchip/microchip-mpfs-icicle-kit.dts   |  8 ++++++
 .../boot/dts/microchip/microchip-mpfs.dtsi    |  1 +
 3 files changed, 34 insertions(+)
 create mode 100644 arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi
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Patch

diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi
new file mode 100644
index 000000000000..c1dcd56b0679
--- /dev/null
+++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-fabric.dtsi
@@ -0,0 +1,25 @@ 
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2020-2021 Microchip Technology Inc */
+
+/ {
+	core_pwm0: pwm@41000000 {
+		compatible = "microchip,corepwm-rtl-v4";
+		reg = <0x0 0x41000000 0x0 0xF0>;
+		microchip,sync-update = /bits/ 16 <0>;
+		#pwm-cells = <2>;
+		clocks = <&clkcfg CLK_FIC3>;
+		status = "disabled";
+	};
+
+	i2c2: i2c@44000000 {
+		compatible = "microchip,corei2c-rtl-v7";
+		reg = <0x0 0x44000000 0x0 0x1000>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		clocks = <&clkcfg CLK_FIC3>;
+		interrupt-parent = <&plic>;
+		interrupts = <122>;
+		clock-frequency = <100000>;
+		status = "disabled";
+	};
+};
diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
index 6d19ba196f12..ab803f71626a 100644
--- a/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
+++ b/arch/riscv/boot/dts/microchip/microchip-mpfs-icicle-kit.dts
@@ -68,6 +68,10 @@  &mmc {
 	sd-uhs-sdr104;
 };
 
+&i2c2 {
+	status = "okay";
+};
+
 &emac0 {
 	phy-mode = "sgmii";
 	phy-handle = <&phy0>;
@@ -86,3 +90,7 @@  phy1: ethernet-phy@9 {
 		ti,fifo-depth = <0x01>;
 	};
 };
+
+&core_pwm0 {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
index 717e39b30a15..c7d73756c9b8 100644
--- a/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
+++ b/arch/riscv/boot/dts/microchip/microchip-mpfs.dtsi
@@ -3,6 +3,7 @@ 
 
 /dts-v1/;
 #include "dt-bindings/clock/microchip,mpfs-clock.h"
+#include "microchip-mpfs-fabric.dtsi"
 
 / {
 	#address-cells = <2>;