diff options
Diffstat (limited to 'board/gingerbread/gpio.inc')
| -rw-r--r-- | board/gingerbread/gpio.inc | 44 |
1 files changed, 34 insertions, 10 deletions
diff --git a/board/gingerbread/gpio.inc b/board/gingerbread/gpio.inc index 9c590d7615..e3bb4e2ad4 100644 --- a/board/gingerbread/gpio.inc +++ b/board/gingerbread/gpio.inc @@ -7,11 +7,16 @@ /* Declare symbolic names for all the GPIOs that we care about. * Note: Those with interrupt handlers must be declared first. */ + #ifdef SECTION_IS_RW -GPIO_INT(HOST_USBC_PPC_INT_ODL, PIN(B, 0), GPIO_INT_FALLING, ppc_interrupt) +GPIO_INT(HOST_USBC_PPC_INT_ODL, PIN(C, 1), GPIO_INT_FALLING | GPIO_PULL_UP, ppc_interrupt) +/* TODO (b/183289386): These singals are required for C0 and C1 operation. + * GPIO_INT(USBC_DP_MUX_ALERT_ODL, PIN(C, 12), GPIO_INT_FALLING | GPIO_PULL_UP, tcpc_alert_event) + * GPIO_INT(DDI_MST_IN_HPD, PIN(C, 14), GPIO_INT_BOTH, hpd_interrupt) + */ #endif -/* Power sequencing interrupts */ +/* Power sequencing signals */ GPIO(PWR_BTN, PIN(A, 0), GPIO_INPUT) GPIO(EN_AC_JACK, PIN(A, 1), GPIO_OUT_LOW) GPIO(EN_BB, PIN(C, 0), GPIO_OUT_LOW) @@ -26,8 +31,9 @@ GPIO(STATUS_LED1, PIN(A, 2), GPIO_OUT_HIGH) GPIO(STATUS_LED2, PIN(B, 12), GPIO_OUT_HIGH) /* MST Hub signals */ -GPIO(MST_LP_CTL_L, PIN(B, 9), GPIO_ODR_LOW) +GPIO(MST_LP_CTL_L, PIN(B, 9), GPIO_OUT_LOW) GPIO(MST_RST_L, PIN(B, 3), GPIO_ODR_LOW) +GPIO(MST_HUB_LANE_SWITCH, PIN(C, 15), GPIO_OUT_HIGH) /* Display Demux signals */ GPIO(DEMUX_DUAL_DP_MODE, PIN(D, 8), GPIO_OUT_LOW) @@ -46,7 +52,29 @@ GPIO(USBC_UF_RESET_L, PIN(C, 11), GPIO_ODR_LOW) GPIO(EC_HUB1_RESET_L, PIN(E, 13), GPIO_ODR_LOW) GPIO(EC_HUB2_RESET_L, PIN(E, 14), GPIO_ODR_LOW) -/* Misc Signals */ +/* DEBUG signals */ +GPIO(DEBUG_GPIO1, PIN(B, 13), GPIO_OUT_LOW) + +/* Configure as output to enable @1.5A on USBA Ports +* USB CDP enables. */ +GPIO(USB3_A1_CDP_EN, PIN(E, 7), GPIO_OUT_LOW) +GPIO(USB3_A2_CDP_EN, PIN(E, 8), GPIO_OUT_LOW) +GPIO(USB3_P3_CDP_EN, PIN(D, 1), GPIO_OUT_LOW) +GPIO(USB3_P4_CDP_EN, PIN(E, 12), GPIO_OUT_LOW) + +/* Write protect */ +GPIO(EC_FLASH_WP_ODL, PIN(A, 3), GPIO_ODR_HIGH) +GPIO(EC_WP_L, PIN(E, 11), GPIO_INT_BOTH) + + +/* SPI Bus */ +GPIO(FLASH_SPI1_NSS, PIN(A, 4), GPIO_INT_FALLING) +GPIO(FLASH_SPI1_SCK, PIN(A, 5), GPIO_INT_BOTH) +GPIO(FLASH_SPI1_MISO, PIN(A, 6), GPIO_INT_BOTH) +GPIO(FLASH_SPI1_MOSI, PIN(A, 7), GPIO_INT_BOTH) + +/* misc signals */ +GPIO(EC_DFU_MUX_CTRL, PIN(A, 8), GPIO_OUT_HIGH) /* * I2C SCL/SDA pins. These will normally be under control of the peripheral from @@ -55,16 +83,13 @@ GPIO(EC_HUB2_RESET_L, PIN(E, 14), GPIO_ODR_LOW) */ GPIO(EC_I2C1_SCL, PIN(A, 15), GPIO_ODR_HIGH) GPIO(EC_I2C1_SDA, PIN(B, 7), GPIO_ODR_HIGH) -GPIO(EC_I2C2_SDA, PIN(A, 8), GPIO_ODR_HIGH) -GPIO(EC_I2C2_SCL, PIN(A, 9), GPIO_ODR_HIGH) GPIO(EC_I2C3_SCL, PIN(C, 8), GPIO_ODR_HIGH) GPIO(EC_I2C3_SDA, PIN(C, 9), GPIO_ODR_HIGH) UNIMPLEMENTED(EC_ENTERING_RW) -UNIMPLEMENTED(EC_WP_L) - -/* UART */ +ALTERNATE(PIN_MASK(B, 0x0C00), GPIO_ALT_USART, MODULE_UART, GPIO_PULL_UP) /* GPIOB 10-11:USART3_TX/RX */ +ALTERNATE(PIN_MASK(A, 0x00F0), 5, MODULE_SPI, 0) /* GPIOA4-7: SPI Signals */ /* I2C Ports * I2C1: SDA/SCL -> PB7/PA15 * I2C2: SDA/SCL -> PA8/PA9 @@ -72,5 +97,4 @@ UNIMPLEMENTED(EC_WP_L) */ ALTERNATE(PIN_MASK(B, 0x0080), 4, MODULE_I2C, GPIO_OPEN_DRAIN) ALTERNATE(PIN_MASK(A, 0X8000), 4, MODULE_I2C, GPIO_OPEN_DRAIN) -ALTERNATE(PIN_MASK(A, 0x0300), 4, MODULE_I2C, GPIO_OPEN_DRAIN) ALTERNATE(PIN_MASK(C, 0x0300), 8, MODULE_I2C, GPIO_OPEN_DRAIN) |