ARM: tegra: Fix can2 on Tegra30 Apalis

CAN2 currently fails on probe as follows:

mcp251x spi1.1: Probe failed, err=19

Fix this by enabling input on pin mux of resp. SPI4 pins.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Marcel Ziswiler <marcel@ziswiler.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
index d1d21ec2a844905b5831a6c1a1d8098857cc54de..9ff6aafd72b3b6903e4776759d5467786acbb04e 100644 (file)
--- a/arch/arm/boot/dts/tegra30-apalis.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
@@ -118,6 +118,7 @@
                                nvidia,function = "spi4";
                                nvidia,pull = <TEGRA_PIN_PULL_NONE>;
                                nvidia,tristate = <TEGRA_PIN_DISABLE>;
+                               nvidia,enable-input = <TEGRA_PIN_ENABLE>;
                        };
                        /* CAN_INT2 */
                        spi2_cs2_n_pw3 {