linux-kernel - [PATCH v4 3/4] MIPS: Loongson64: DTS: Add SPI support to LS7A

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Message-Id: <1608892552-15457-3-git-send-email-zhangqing@loongson.cn>
Date:   Fri, 25 Dec 2020 18:35:51 +0800
From:   Qing Zhang <zhangqing@...ngson.cn>
To:     Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        ThomasBogendoerfer <tsbogend@...ha.franken.de>
Cc:     linux-spi@...r.kernel.org, Huacai Chen <chenhc@...ote.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        devicetree@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 3/4] MIPS: Loongson64: DTS: Add SPI support to LS7A 

add spi support.

Signed-off-by: Qing Zhang <zhangqing@...ngson.cn>
---

v2:
- Add spi about pci device DT

v3:
- Remove spiflash node

v4:
- Remove useless compatible

---
 arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index f99a7a1..f4919c3 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -405,6 +405,16 @@
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 39 IRQ_TYPE_LEVEL_HIGH>;
 			};
+
+			spi@16,0 {
+				compatible = "pci0014,7a0b.0",
+						"pci0014,7a0b",
+						"pciclass088000",
+						"pciclass0880";
+
+				reg = <0xb000 0x0 0x0 0x0 0x0>;
+				num-chipselects = <0>;
+			};
 		};
 
 		isa {
-- 
2.1.0