linux-kernel - [PATCH v3 5/5] arm64: dts: mediatek: add mtk-snfi for mt7622

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Date:   Mon,  4 Apr 2022 21:18:18 +0800
From:   Chuanhong Guo <gch981213@...il.com>
To:     linux-spi@...r.kernel.org
Cc:     Chuanhong Guo <gch981213@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Roger Quadros <rogerq@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Cai Huoqing <cai.huoqing@...ux.dev>,
        Florian Fainelli <f.fainelli@...il.com>,
        Colin Ian King <colin.king@...el.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Paul Cercueil <paul@...pouillou.net>,
        Pratyush Yadav <p.yadav@...com>, Yu Kuai <yukuai3@...wei.com>,
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS),
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Mediatek SoC
        support),
        linux-mediatek@...ts.infradead.org (moderated list:ARM/Mediatek SoC
        support), linux-kernel@...r.kernel.org (open list),
        linux-mtd@...ts.infradead.org (open list:NAND FLASH SUBSYSTEM)
Subject: [PATCH v3 5/5] 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@...il.com>
---
Changes since v1:
  1. use the newly introduced nand-ecc-engine instead
  2. reword commit message
Change since v2: None
 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 6f8cb3ad1e84..4b8f7dc1ec23 100644
--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -545,6 +545,18 @@ nandc: nfi@...0d000 {
 		status = "disabled";
 	};
 
+	snfi: spi@...0d000 {
+		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@...0e000 {
 		compatible = "mediatek,mt7622-ecc";
 		reg = <0 0x1100e000 0 0x1000>;
-- 
2.35.1