openwrt/target/linux/mediatek/patches-5.15/120-14-arm64-dts-mediatek-add-mtk-snfi-for-mt7622.patch
Chuanhong Guo 68d5efaa10 mediatek: add an upstreamed spi-nand driver
This patch implements the spi-nand controller driver as an ECC-capable
spi-mem controller to use the upstream SPI-NAND driver.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
2022-04-28 18:06:00 +08:00

41 lines
1.3 KiB
Diff

From 9ba7c246063ae43baf2e53ccc8c8b5f8d025aaaa Mon Sep 17 00:00:00 2001
From: Chuanhong Guo <gch981213@gmail.com>
Date: Sun, 3 Apr 2022 10:19:29 +0800
Subject: [PATCH 15/15] arm64: dts: mediatek: add mtk-snfi for mt7622
This patch adds a device-tree node for the MTK SPI-NAND Flash Interface
for MT7622 device tree.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
(cherry picked from commit 2e022641709011ef0843d0416b0f264b5fc217af)
---
arch/arm64/boot/dts/mediatek/mt7622.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 890a942ec608..8cdb8cc94bd3 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -545,6 +545,18 @@ nandc: nfi@1100d000 {
status = "disabled";
};
+ snfi: spi@1100d000 {
+ compatible = "mediatek,mt7622-snand";
+ reg = <0 0x1100d000 0 0x1000>;
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&pericfg CLK_PERI_NFI_PD>, <&pericfg CLK_PERI_SNFI_PD>;
+ clock-names = "nfi_clk", "pad_clk";
+ nand-ecc-engine = <&bch>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
bch: ecc@1100e000 {
compatible = "mediatek,mt7622-ecc";
reg = <0 0x1100e000 0 0x1000>;
--
2.35.1