diff options
| author | Yixun Lan <dlan@gentoo.org> | 2025-05-23 21:21:04 +0800 |
|---|---|---|
| committer | Yixun Lan <dlan@gentoo.org> | 2025-06-10 00:42:58 +0800 |
| commit | 37df56ac500222384d6a6a13c69c489e01fb686c (patch) | |
| tree | 978919503fa265460126b0b173611fba1246dde2 | |
| parent | 19272b37aa4f83ca52bdf9c16d5d81bdd1354494 (diff) | |
riscv: dts: spacemit: enable eMMC for K1 SoC
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>
| -rw-r--r-- | arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 10 | ||||
| -rw-r--r-- | arch/riscv/boot/dts/spacemit/k1.dtsi | 9 |
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts index 816ef1bc358e..fe22c747c501 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -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>; diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index c0f8c5fca975..14097f1f6f44 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -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>; |