From c415dda8df1134ba60ff031110649ca4e2735174 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 31 May 2017 17:57:17 -0600
Subject: [PATCH] tegra: dts: Add cros-ec SPI settings
At present the interrupt does not work and the SPI bus runs much less
quickly than it should. Add settings to fix this.
Signed-off-by: Simon Glass <sjg@chromium.org>
---
arch/arm/dts/tegra124-nyan-big-u-boot.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi b/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
index fff1d78169..65c3851aff 100644
--- a/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
+++ b/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
@@ -12,4 +12,13 @@
u-boot,dm-pre-reloc;
};
};
+
+ spi@7000d400 {
+ spi-deactivate-delay = <200>;
+ spi-max-frequency = <3000000>;
+
+ cros_ec: cros-ec@0 {
+ ec-interrupt = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
+ };
+ };
};
--
2.39.5