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pit: Configure the pinmux for the i2c busses that are connected on pit.

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BUG=chrome-os-partner:19420
TEST=Built and booted into depthcharge on pit. Saw that depthcharge could talk
to the TPM over i2c.
BRANCH=None

Change-Id: I08c483bf57b17ed923dee0715e1a244ff607bd64
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/59731
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
This commit is contained in:
Gabe Black 2013-06-23 03:16:46 -07:00 • committed by ChromeBot
commit 4d7d1ed821
1 changed files with 13 additions and 0 deletions
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13
src/mainboard/google/pit/mainboard.c
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@ -159,6 +159,17 @@ static void disable_usb30_pll(void)
gpio_direction_output(usb3_pll_l, 0);
}
static void gpio_init(void)
{
/* Set up the I2C busses. */
exynos_pinmux_i2c2();
exynos_pinmux_i2c4();
exynos_pinmux_i2c7();
exynos_pinmux_i2c8();
exynos_pinmux_i2c9();
exynos_pinmux_i2c10();
}
/* this happens after cpu_init where exynos resources are set */
static void mainboard_init(device_t dev)
{
@ -169,6 +180,8 @@ static void mainboard_init(device_t dev)
};
void *fb_addr;
gpio_init();
tmu_init(&exynos5420_tmu_info);
/* Clock Gating all the unused IP's to save power */