From: Chuanhong Guo <gch981213@gmail.com>
Date: Sat, 30 Apr 2022 12:24:07 +0000 (+0800)
Subject: mediatek: mt7622: add irq for spi-nor controller
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=99cd44487e2e7205e1521a52faf498dfda6f100c;p=openwrt%2Fstaging%2Fdedeckeh.git

mediatek: mt7622: add irq for spi-nor controller

Save some CPU from unnecessary polling and make SPI flash reading
a tiny bit faster.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
---

diff --git a/target/linux/mediatek/patches-5.15/104-mt7622-add-snor-irq.patch b/target/linux/mediatek/patches-5.15/104-mt7622-add-snor-irq.patch
new file mode 100644
index 0000000000..506db69152
--- /dev/null
+++ b/target/linux/mediatek/patches-5.15/104-mt7622-add-snor-irq.patch
@@ -0,0 +1,10 @@
+--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+@@ -577,6 +577,7 @@
+ 		compatible = "mediatek,mt7622-nor",
+ 			     "mediatek,mt8173-nor";
+ 		reg = <0 0x11014000 0 0xe0>;
++		interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_LOW>;
+ 		clocks = <&pericfg CLK_PERI_FLASH_PD>,
+ 			 <&topckgen CLK_TOP_FLASH_SEL>;
+ 		clock-names = "spi", "sf";