diff options
| author | Binbin Zhou <zhoubinbin@loongson.cn> | 2026-02-10 19:31:21 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2026-02-10 19:31:21 +0800 |
| commit | 4fd5ca0f2c626f59f131c62df1dba9ccf39f074d (patch) | |
| tree | 6c3a067bac79d84fd596bc2a52973f27560dbb12 | |
| parent | 4fdb5dd8aeba3a6b5ffc9c66fd0c8528fd835065 (diff) | |
LoongArch: dts: loongson-2k0500: Add nand controller support
The module is supported, enable it.
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/boot/dts/loongson-2k0500-ref.dts | 19 | ||||
| -rw-r--r-- | arch/loongarch/boot/dts/loongson-2k0500.dtsi | 12 |
2 files changed, 30 insertions, 1 deletions
diff --git a/arch/loongarch/boot/dts/loongson-2k0500-ref.dts b/arch/loongarch/boot/dts/loongson-2k0500-ref.dts index 018ed904352a..7ace54c84244 100644 --- a/arch/loongarch/boot/dts/loongson-2k0500-ref.dts +++ b/arch/loongarch/boot/dts/loongson-2k0500-ref.dts @@ -41,6 +41,25 @@ }; }; +&apbdma0 { + status = "okay"; +}; + +&nand { + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + nand@0 { + reg = <0>; + label = "ls2k0500-nand"; + nand-use-soft-ecc-engine; + nand-ecc-algo = "bch"; + nand-ecc-strength = <8>; + nand-ecc-step-size = <512>; + }; +}; + &apbdma3 { status = "okay"; }; diff --git a/arch/loongarch/boot/dts/loongson-2k0500.dtsi b/arch/loongarch/boot/dts/loongson-2k0500.dtsi index e759fae77dcf..1b502064df11 100644 --- a/arch/loongarch/boot/dts/loongson-2k0500.dtsi +++ b/arch/loongarch/boot/dts/loongson-2k0500.dtsi @@ -84,7 +84,7 @@ clock-names = "ref_100m"; }; - dma-controller@1fe10c00 { + apbdma0: dma-controller@1fe10c00 { compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma"; reg = <0 0x1fe10c00 0 0x8>; interrupt-parent = <&eiointc>; @@ -172,6 +172,16 @@ interrupts = <3>; }; + nand: nand-controller@1ff58000 { + compatible = "loongson,ls2k0500-nand-controller"; + reg = <0 0x1ff58000 0 0x24>, + <0 0x1ff58040 0 0x4>; + reg-names = "nand", "nand-dma"; + dmas = <&apbdma0 0>; + dma-names = "rxtx"; + status = "disabled"; + }; + pwm@1ff5c000 { compatible = "loongson,ls2k0500-pwm", "loongson,ls7a-pwm"; reg = <0x0 0x1ff5c000 0x0 0x10>; |