[U-Boot] [PATCH 03/12] tegra: dts: Add cros-ec SPI settings
Simon Glass
sjg at chromium.org
Mon May 22 11:17:23 UTC 2017
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 at 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 at 7000d400 {
+ spi-deactivate-delay = <200>;
+ spi-max-frequency = <3000000>;
+
+ cros_ec: cros-ec at 0 {
+ ec-interrupt = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
+ };
+ };
};
--
2.13.0.303.g4ebf302169-goog
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