openwrt/target/linux/mediatek/patches-5.15/131-dts-mt7622-add-snand-support.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

69 lines
1.2 KiB
Diff

--- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
@@ -539,6 +539,65 @@
status = "disabled";
};
+&bch {
+ status = "okay";
+};
+
+&snfi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&serial_nand_pins>;
+ status = "okay";
+ flash@0 {
+ compatible = "spi-nand";
+ reg = <0>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ nand-ecc-engine = <&snfi>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "Preloader";
+ reg = <0x00000 0x0080000>;
+ read-only;
+ };
+
+ partition@80000 {
+ label = "ATF";
+ reg = <0x80000 0x0040000>;
+ };
+
+ partition@c0000 {
+ label = "Bootloader";
+ reg = <0xc0000 0x0080000>;
+ };
+
+ partition@140000 {
+ label = "Config";
+ reg = <0x140000 0x0080000>;
+ };
+
+ partition@1c0000 {
+ label = "Factory";
+ reg = <0x1c0000 0x0100000>;
+ };
+
+ partition@200000 {
+ label = "firmware";
+ reg = <0x2c0000 0x2000000>;
+ };
+
+ partition@2200000 {
+ label = "User_data";
+ reg = <0x22c0000 0x4000000>;
+ };
+ };
+ };
+};
+
&spi0 {
pinctrl-names = "default";
pinctrl-0 = <&spic0_pins>;