arm64: dts: amlogic: t7: Add MMC controller nodes

Add device tree nodes for the three MMC controllers available
on the Amlogic T7 SoC, using amlogic,meson-axg-mmc as fallback compatible.
All nodes are disabled by default and should be
enabled in the board-specific DTS file.

Signed-off-by: Ronald Claveau <linux-kernel-dev@aliel.fr>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260326-add-emmc-t7-vim4-v5-3-d3f182b48e9d@aliel.fr
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
index 1a00a65db0c65e88fafef97cdbd2c3e68aa912ce..d45f360e3d671d5e9edc5b01088d21ac7950432d 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
@@ -645,6 +645,45 @@
                                reg = <0x0 0x10220 0x0 0x140>;
                                amlogic,has-chip-id;
                        };
+
+                       sd_emmc_a: mmc@88000 {
+                               compatible = "amlogic,t7-mmc", "amlogic,meson-axg-mmc";
+                               reg = <0x0 0x88000 0x0 0x800>;
+                               interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clkc_periphs CLKID_SYS_SD_EMMC_A>,
+                                        <&clkc_periphs CLKID_SD_EMMC_A>,
+                                        <&scmi_clk CLKID_FCLK_DIV2>;
+                               clock-names = "core", "clkin0", "clkin1";
+                               assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_A_SEL>;
+                               assigned-clock-parents = <&xtal>;
+                               status = "disabled";
+                       };
+
+                       sd_emmc_b: mmc@8a000 {
+                               compatible = "amlogic,t7-mmc", "amlogic,meson-axg-mmc";
+                               reg = <0x0 0x8a000 0x0 0x800>;
+                               interrupts = <GIC_SPI 177 IRQ_TYPE_EDGE_RISING>;
+                               clocks = <&clkc_periphs CLKID_SYS_SD_EMMC_B>,
+                                        <&clkc_periphs CLKID_SD_EMMC_B>,
+                                        <&scmi_clk CLKID_FCLK_DIV2>;
+                               clock-names = "core", "clkin0", "clkin1";
+                               assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_B_SEL>;
+                               assigned-clock-parents = <&xtal>;
+                               status = "disabled";
+                       };
+
+                       sd_emmc_c: mmc@8c000 {
+                               compatible = "amlogic,t7-mmc", "amlogic,meson-axg-mmc";
+                               reg = <0x0 0x8c000 0x0 0x800>;
+                               interrupts = <GIC_SPI 178 IRQ_TYPE_EDGE_RISING>;
+                               clocks = <&clkc_periphs CLKID_SYS_SD_EMMC_C>,
+                                        <&clkc_periphs CLKID_SD_EMMC_C>,
+                                        <&scmi_clk CLKID_FCLK_DIV2>;
+                               clock-names = "core", "clkin0", "clkin1";
+                               assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_C_SEL>;
+                               assigned-clock-parents = <&xtal>;
+                               status = "disabled";
+                       };
                };
 
        };