From dbc2e3e909164f2a7d4301ccab7190f420a6d8cf Mon Sep 17 00:00:00 2001 From: Vincent Palatin Date: Wed, 20 Jul 2016 12:55:48 +0200 Subject: cr50: add INA 3V3 load switch GPIO Add a GPIO to control the INA 3.3V power rail load switch on Reef. Signed-off-by: Vincent Palatin BRANCH=none BUG=none TEST=none Change-Id: I2be33ebff376b50f9cc2962db5fc3fa11f4bb107 Reviewed-on: https://chromium-review.googlesource.com/361692 Reviewed-by: Mary Ruthven Tested-by: Mary Ruthven --- board/cr50/gpio.inc | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'board/cr50/gpio.inc') diff --git a/board/cr50/gpio.inc b/board/cr50/gpio.inc index 30dd4ec222..14049bb720 100644 --- a/board/cr50/gpio.inc +++ b/board/cr50/gpio.inc @@ -55,6 +55,9 @@ GPIO(SPI_MOSI, PIN(0, 7), GPIO_INPUT) GPIO(SPI_CLK, PIN(0, 8), GPIO_INPUT) GPIO(SPI_CS_L, PIN(0, 9), GPIO_INPUT) +/* Control the load switch powering the INA 3.3V rail */ +GPIO(EN_PP3300_INA_L, PIN(1, 9), GPIO_ODR_HIGH) + /* Unimplemented signals which we need to emulate for now */ /* TODO(wfrichar): Half the boards don't use this signal. Take it out. */ UNIMPLEMENTED(ENTERING_RW) @@ -73,6 +76,7 @@ PINMUX(GPIO(INT_AP_L), A5, DIO_INPUT) /* DIOB7 is p_digitial_od */ /* We can't pull it up */ PINMUX(GPIO(EC_FLASH_SELECT), B2, DIO_INPUT) PINMUX(GPIO(AP_FLASH_SELECT), B3, DIO_INPUT) +PINMUX(GPIO(EN_PP3300_INA_L), B7, DIO_INPUT) PINMUX(GPIO(AP_WP_L), M3, 0) PINMUX(GPIO(SYS_RST_L_IN), M0, 0) PINMUX(GPIO(SYS_RST_L_OUT), M0, DIO_INPUT) -- cgit v1.2.1