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nyan*: Switching unused pin to GPIO

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Switching unused pin to GPIO to avoid SPI1 conflicting.

BUG=chrome-os-partner:26701
BRANCH=none
TEST=Built and boot on Nyan

Change-Id: I7de5b8d015f6d02baadd41b1b272dfc49d17c376
Signed-off-by: Neil Chen <neilc@nvidia.com>
Reviewed-on: https://chromium-review.googlesource.com/189970
Reviewed-by: Gabe Black <gabeblack@chromium.org>
This commit is contained in:
Neil Chen 2014-03-14 13:01:55 +08:00 • committed by chrome-internal-fetch
commit edf12f441a
2 changed files with 16 additions and 0 deletions
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8
src/mainboard/google/nyan/mainboard.c
View file

@ -111,6 +111,14 @@ static void setup_pinmux(void)
PINMUX_PULL_NONE |
PINMUX_INPUT_ENABLE);
// switch unused pin to GPIO
gpio_set_mode(GPIO(X3), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X4), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X5), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X6), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X7), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(W3), GPIO_MODE_GPIO);
// I2C1 clock.
pinmux_set_config(PINMUX_GEN1_I2C_SCL_INDEX,
PINMUX_GEN1_I2C_SCL_FUNC_I2C1 | PINMUX_INPUT_ENABLE);

8
src/mainboard/google/nyan_big/mainboard.c
View file

@ -111,6 +111,14 @@ static void setup_pinmux(void)
PINMUX_PULL_NONE |
PINMUX_INPUT_ENABLE);
// switch unused pin to GPIO
gpio_set_mode(GPIO(X3), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X4), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X5), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X6), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(X7), GPIO_MODE_GPIO);
gpio_set_mode(GPIO(W3), GPIO_MODE_GPIO);
// I2C1 clock.
pinmux_set_config(PINMUX_GEN1_I2C_SCL_INDEX,
PINMUX_GEN1_I2C_SCL_FUNC_I2C1 | PINMUX_INPUT_ENABLE);