[PATCH v5 3/9] arm64: dts: amlogic: t7: Add MMC controller nodes
From: Ronald Claveau <hidden>
Date: 2026-03-26 10:01:58
Also in:
linux-amlogic, linux-devicetree, linux-mmc, linux-wireless, lkml
Subsystem:
arm/amlogic meson soc support, the rest · Maintainers:
Neil Armstrong, Kevin Hilman, Linus Torvalds
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 <redacted> --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 39 +++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
index 36d13371f56ba..fe1ced0a58967 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi@@ -374,6 +374,45 @@ sec_ao: ao-secure@10220 { 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"; + }; }; };
--
2.49.0