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riscv: dts: spacemit: enable eMMC for K1 SoC

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Enable eMMC support for SpacemiT K1 SoC, successfully tested on
Bananapi-F3 board which shipped with a 16GB eMMC chip - KLMAG1JETD-B041.

Link: https://lore.kernel.org/r/20250523-22-k1-sdhci-v1-1-6e0adddf7494@gentoo.org
Signed-off-by: Yixun Lan <dlan@gentoo.org>
This commit is contained in:
Yixun Lan 2025-05-23 21:21:04 +08:00
parent 19272b37aa
commit 37df56ac50
2 changed files with 19 additions and 0 deletions
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10
arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts
View file

@ -30,6 +30,16 @@
};
};
&emmc {
bus-width = <8>;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
non-removable;
no-sd;
no-sdio;
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_2_cfg>;

9
arch/riscv/boot/dts/spacemit/k1.dtsi
View file

@ -511,6 +511,15 @@
#clock-cells = <1>;
};
emmc: mmc@d4281000 {
compatible = "spacemit,k1-sdhci";
reg = <0x0 0xd4281000 0x0 0x200>;
clocks = <&syscon_apmu CLK_SDH_AXI>, <&syscon_apmu CLK_SDH2>;
clock-names = "core", "io";
interrupts = <101>;
status = "disabled";
};
syscon_apmu: system-controller@d4282800 {
compatible = "spacemit,k1-syscon-apmu";
reg = <0x0 0xd4282800 0x0 0x400>;