ARM: tegra: clamp inputs on Jetson TK1

The HW-defined procedure for booting Tegra requires that
CLAMP_INPUTS_WHEN_TRISTATED be enabled before programming the pinmux.
Modify the Jetson TK1 board to do this.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/board/nvidia/jetson-tk1/jetson-tk1.c b/board/nvidia/jetson-tk1/jetson-tk1.c
index 9c54bd64c479bed375560e00c0ce0330eccce5d6..5d37718f3b89e8b8109f30c8c8876be60179c1fb 100644 (file)
--- a/board/nvidia/jetson-tk1/jetson-tk1.c
+++ b/board/nvidia/jetson-tk1/jetson-tk1.c
@@ -16,6 +16,8 @@
  */
 void pinmux_init(void)
 {
+       pinmux_set_tristate_input_clamping();
+
        gpio_config_table(jetson_tk1_gpio_inits,
                          ARRAY_SIZE(jetson_tk1_gpio_inits));