netdev - [PATCH v7 04/13] arm64: dts: freescale: Add ddr subsys dtsi for imx8dxl

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Message-Id: <20220419112056.1808009-5-abel.vesa@nxp.com>
Date:   Tue, 19 Apr 2022 14:20:47 +0300
From:   Abel Vesa <abel.vesa@....com>
To:     Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>
Cc:     Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-mmc@...r.kernel.org, <netdev@...r.kernel.org>,
        linux-arm-kernel@...ts.infradead.org, Jacky Bai <ping.bai@....com>
Subject: [PATCH v7 04/13] arm64: dts: freescale: Add ddr subsys dtsi for imx8dxl

From: Jacky Bai <ping.bai@....com>

Add the ddr subsys dtsi for i.MX8DXL. Additional db pmu is added
compared to i.MX8QXP.

Signed-off-by: Jacky Bai <ping.bai@....com>
Signed-off-by: Abel Vesa <abel.vesa@....com>
---
 .../boot/dts/freescale/imx8dxl-ss-ddr.dtsi    | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi

diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi b/arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi
new file mode 100644
index 000000000000..8a91eb33b4ef
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 NXP
+ */
+
+&ddr_subsys {
+	db_ipg_clk: clock-db-ipg@0 {
+		compatible = "fixed-clock";
+		reg = <0 0>;
+		#clock-cells = <0>;
+		clock-frequency = <456000000>;
+		clock-output-names = "db_ipg_clk";
+	};
+
+	db_pmu0: db-pmu@...40000 {
+		compatible = "fsl,imx8dxl-db-pmu";
+		reg = <0x5ca40000 0x10000>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 338 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&db_pmu0_lpcg IMX_LPCG_CLK_0>,
+			 <&db_pmu0_lpcg IMX_LPCG_CLK_1>;
+		clock-names = "ipg", "cnt";
+		power-domains = <&pd IMX_SC_R_PERF>;
+	};
+
+	db_pmu0_lpcg: clock-controller@...e0000 {
+		compatible = "fsl,imx8qxp-lpcg";
+		reg = <0x5cae0000 0x10000>;
+		#clock-cells = <1>;
+		clocks = <&db_ipg_clk>, <&db_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>,
+				<IMX_LPCG_CLK_1>;
+		clock-output-names = "perf_lpcg_cnt_clk",
+				     "perf_lpcg_ipg_clk";
+		power-domains = <&pd IMX_SC_R_PERF>;
+	};
+};
-- 
2.34.1