[PATCH v6 04/13] arm64: dts: freescale: Add ddr subsys dtsi for imx8dxl

Abel Vesa
2022-04-13T10:35:01Z

From: Jacky Bai <ping.bai@nxp.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@nxp.com>
Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
---
.../boot/dts/freescale/imx8dxl-ss-ddr.dtsi | 36 +++++++++++++++++++
1 file changed, 36 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..75b482966d94
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 NXP
+ */
+
+&ddr_subsys {
+ db_ipg_clk: clock-db-ipg {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <456000000>;
+ clock-output-names = "db_ipg_clk";
+ };
+
+ db_pmu0: db-pmu@5ca40000 {
+ 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@5cae0000 {
+ 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