[PATCH v2 1/1] arm64: dts: mt8192: Add mmc device nodes

From: Allen-KH Cheng
Date: Thu Apr 07 2022 - 07:37:28 EST


In mt8192 SoC, mmc driver dose not use the MSDC module to control
clock. It will read/write register to enable/disable clock. Also
there is no other device of mt8192 using MSDC controller.

We add mmc nodes for mt8192 SoC and remove the clock-controller in
dts for avoid a duplicate unit-address(11f60000) warning.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/mt8192.dtsi | 34 +++++++++++++++++++++---
1 file changed, 30 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
index a6da7b04b9d4..18a58239d6f1 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
@@ -985,10 +985,36 @@
#clock-cells = <1>;
};

- msdc: clock-controller@11f60000 {
- compatible = "mediatek,mt8192-msdc";
- reg = <0 0x11f60000 0 0x1000>;
- #clock-cells = <1>;
+ mmc0: mmc@11f60000 {
+ compatible = "mediatek,mt8192-mmc", "mediatek,mt8183-mmc";
+ reg = <0 0x11f60000 0 0x1000>, <0 0x11f50000 0 0x1000>;
+ interrupts = <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&topckgen CLK_TOP_MSDC50_0_SEL>,
+ <&msdc_top CLK_MSDC_TOP_H_MST_0P>,
+ <&msdc_top CLK_MSDC_TOP_SRC_0P>,
+ <&msdc_top CLK_MSDC_TOP_P_CFG>,
+ <&msdc_top CLK_MSDC_TOP_P_MSDC0>,
+ <&msdc_top CLK_MSDC_TOP_AXI>,
+ <&msdc_top CLK_MSDC_TOP_AHB2AXI_BRG_AXI>;
+ clock-names = "source", "hclk", "source_cg", "sys_cg",
+ "pclk_cg", "axi_cg", "ahb_cg";
+ status = "disabled";
+ };
+
+ mmc1: mmc@11f70000 {
+ compatible = "mediatek,mt8192-mmc", "mediatek,mt8183-mmc";
+ reg = <0 0x11f70000 0 0x1000>, <0 0x11c70000 0 0x1000>;
+ interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&topckgen CLK_TOP_MSDC30_1_SEL>,
+ <&msdc_top CLK_MSDC_TOP_H_MST_1P>,
+ <&msdc_top CLK_MSDC_TOP_SRC_1P>,
+ <&msdc_top CLK_MSDC_TOP_P_CFG>,
+ <&msdc_top CLK_MSDC_TOP_P_MSDC1>,
+ <&msdc_top CLK_MSDC_TOP_AXI>,
+ <&msdc_top CLK_MSDC_TOP_AHB2AXI_BRG_AXI>;
+ clock-names = "source", "hclk", "source_cg", "sys_cg",
+ "pclk_cg", "axi_cg", "ahb_cg";
+ status = "disabled";
};

mfgcfg: clock-controller@13fbf000 {
--
2.18.0