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samus: add auto unwedge to all i2c busses

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Allow automatic wedge detection and unwedge to all i2c busses
on Samus.

BUG=chrome-os-partner:32471
BRANCH=samus
TEST=make -j buildall

Change-Id: I4a9f91532c479da527bdf40531732108aa2c2c89
Signed-off-by: Alec Berg <alecaberg@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/220467
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Commit-Queue: Duncan Laurie <dlaurie@chromium.org>
This commit is contained in:
Alec Berg
2014-09-29 18:47:37 -07:00
committed by chrome-internal-fetch
parent 28d4565d8e
commit 3b00f5fed8
2 changed files with 6 additions and 2 deletions
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4
board/samus/board.c
View File

@@ -124,8 +124,8 @@ BUILD_ASSERT(ARRAY_SIZE(fans) == CONFIG_FANS);
/* I2C ports */
const struct i2c_port_t i2c_ports[] = {
{"batt_chg", 0, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA},
{"lightbar", 1, 400},
{"thermal", 5, 100},
{"lightbar", 1, 400, GPIO_I2C1_SCL, GPIO_I2C1_SDA},
{"thermal", 5, 100, GPIO_I2C5_SCL, GPIO_I2C5_SDA},
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);

4
board/samus/gpio.inc
View File

@@ -94,6 +94,10 @@ GPIO(USB2_ILIM_SEL_L, D, 6, GPIO_OUT_HIGH, NULL) /* USB charger port 2 ILIM_
GPIO(I2C0_SCL, B, 2, GPIO_ODR_HIGH, NULL) /* I2C port 0 SCL */
GPIO(I2C0_SDA, B, 3, GPIO_ODR_HIGH, NULL) /* I2C port 0 SDA */
GPIO(I2C1_SCL, A, 6, GPIO_ODR_HIGH, NULL) /* I2C port 1 SCL */
GPIO(I2C1_SDA, A, 7, GPIO_ODR_HIGH, NULL) /* I2C port 1 SDA */
GPIO(I2C5_SCL, B, 6, GPIO_ODR_HIGH, NULL) /* I2C port 5 SCL */
GPIO(I2C5_SDA, B, 7, GPIO_ODR_HIGH, NULL) /* I2C port 5 SDA */
ALTERNATE(A, 0x03, 1, MODULE_UART, 0) /* UART0 */
ALTERNATE(A, 0x40, 3, MODULE_I2C, 0) /* I2C1 SCL */