[RFC,v1 4/4] arm64: dts: add snfi node for spi nand
Xiangsheng Hou
xiangsheng.hou at mediatek.com
Sun Sep 26 22:36:29 PDT 2021
Add snfi node and this version add nfi register base
at bch(ecc) node.
Signed-off-by: Xiangsheng Hou <xiangsheng.hou at mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 16 ++++++++++++++++
arch/arm64/boot/dts/mediatek/mt7622.dtsi | 15 ++++++++++++++-
2 files changed, 30 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
index f2dc850010f1..ddd759da4805 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
@@ -223,6 +223,22 @@ &nandc {
status = "disabled";
};
+&snfi {
+ pinctrl-names = "default";
+ /* pin shared with spic */
+ pinctrl-0 = <&snfi_pins>;
+ status = "disabled";
+
+ spi_nand at 0 {
+ compatible = "spi-nand";
+ reg = <0>;
+ spi-max-frequency = <104000000>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ nand-ecc-engine = <&bch>;
+ nand-ecc-algo = "ecc-mtk";
+ };
+};
&nor_flash {
pinctrl-names = "default";
pinctrl-0 = <&spi_nor_pins>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 890a942ec608..e916011b1804 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -545,9 +545,22 @@ nandc: nfi at 1100d000 {
status = "disabled";
};
+ snfi: spi at 1100d000 {
+ compatible = "mediatek,mt7622-snfi";
+ reg = <0 0x1100D000 0 0x1000>;
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&infracfg_ao CK_INFRA_NFI1_CK>,
+ <&infracfg_ao CK_INFRA_SPINFI1_CK>,
+ <&infracfg_ao CK_INFRA_NFI_HCK_CK>;
+ clock-names = "nfi_clk", "snfi_clk", "hclk";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
bch: ecc at 1100e000 {
compatible = "mediatek,mt7622-ecc";
- reg = <0 0x1100e000 0 0x1000>;
+ reg = <0 0x1100e000 0 0x1000>, <0 0x1100D000 0 0x1000>;
interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_LOW>;
clocks = <&pericfg CLK_PERI_NFIECC_PD>;
clock-names = "nfiecc_clk";
--
2.25.1
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