diff options
Diffstat (limited to 'board/sweetberry/gpio.inc')
| -rw-r--r-- | board/sweetberry/gpio.inc | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/board/sweetberry/gpio.inc b/board/sweetberry/gpio.inc new file mode 100644 index 0000000000..b559d8b875 --- /dev/null +++ b/board/sweetberry/gpio.inc @@ -0,0 +1,91 @@ +/* -*- mode:c -*- + * + * Copyright 2016 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +/* Declare symbolic names for all the GPIOs that we care about. + * Note: Those with interrupt handlers must be declared first. */ + +/* Outputs */ +GPIO(MUX_EN_L, PIN(A, 7), GPIO_INPUT) +GPIO(USB_MUX_SEL, PIN(A, 6), GPIO_OUT_HIGH) +GPIO(PHY_RESET, PIN(C, 4), GPIO_INPUT) +GPIO(LED_BLUE, PIN(A, 2), GPIO_ODR_LOW) +GPIO(LED_GRN, PIN(B, 8), GPIO_ODR_LOW) +GPIO(LED_RED, PIN(B, 15), GPIO_ODR_LOW) + +/* Inputs */ +GPIO(GPIO_1, PIN(A, 1), GPIO_INPUT) +GPIO(GPIO_2, PIN(A, 0), GPIO_INPUT) + +/* Clock function */ +GPIO(MCU_TO_PHY_MCO, PIN(C, 9), GPIO_INPUT) + + +/* GPIO to DUT */ +GPIO(DUT_XTAL_STATUS_3V3, PIN(D, 8), GPIO_INPUT) +GPIO(DUT_TO_MCU_1_3V3, PIN(D, 9), GPIO_INPUT) +GPIO(DUT_TO_MCU_2_3V3, PIN(D, 10), GPIO_INPUT) +GPIO(MCU_TO_DUT_INT_3V3, PIN(D, 12), GPIO_INPUT) + +/* I2C pins should be configured as inputs until I2C module is */ +/* initialized. This will avoid driving the lines unintentionally.*/ +GPIO(I2C1_SCL, PIN(B, 6), GPIO_INPUT) +GPIO(I2C1_SDA, PIN(B, 7), GPIO_INPUT) +GPIO(I2C2_SCL, PIN(F, 1), GPIO_INPUT) +GPIO(I2C2_SDA, PIN(F, 0), GPIO_INPUT) +GPIO(I2C3_SCL, PIN(A, 8), GPIO_INPUT) +GPIO(I2C3_SDA, PIN(B, 4), GPIO_INPUT) +GPIO(FMPI2C_SCL, PIN(C, 6), GPIO_INPUT) +GPIO(FMPI2C_SDA, PIN(C, 7), GPIO_INPUT) + +/* USART3 TX/RX */ +GPIO(MCU_UART3_TX, PIN(C, 10), GPIO_INPUT) +GPIO(MCU_UART3_RX, PIN(C, 11), GPIO_INPUT) +/* USART4 TX/RX */ +GPIO(MCU_UART4_TX, PIN(A, 0), GPIO_INPUT) +GPIO(MCU_UART4_RX, PIN(A, 1), GPIO_INPUT) + +/* USB pins */ +GPIO(USB_FS_DM, PIN(A, 11), GPIO_INPUT) +GPIO(USB_FS_DP, PIN(A, 12), GPIO_INPUT) + +GPIO(USB_HS_ULPI_NXT, PIN(C, 3), GPIO_INPUT) +GPIO(USB_HS_ULPI_DIR, PIN(C, 2), GPIO_INPUT) +GPIO(USB_HS_ULPI_STP, PIN(C, 0), GPIO_INPUT) +GPIO(USB_HS_ULPI_CK, PIN(A, 5), GPIO_INPUT) + +GPIO(USB_HS_ULPI_D7, PIN(B, 5), GPIO_INPUT) +GPIO(USB_HS_ULPI_D6, PIN(B,13), GPIO_INPUT) +GPIO(USB_HS_ULPI_D5, PIN(B,12), GPIO_INPUT) +GPIO(USB_HS_ULPI_D4, PIN(B, 2), GPIO_INPUT) +GPIO(USB_HS_ULPI_D3, PIN(B,10), GPIO_INPUT) +GPIO(USB_HS_ULPI_D2, PIN(B, 1), GPIO_INPUT) +GPIO(USB_HS_ULPI_D1, PIN(B, 0), GPIO_INPUT) +GPIO(USB_HS_ULPI_D0, PIN(A, 3), GPIO_INPUT) + + +/* Unimplemented signals since we are not an EC */ +UNIMPLEMENTED(ENTERING_RW) +UNIMPLEMENTED(WP_L) + + +ALTERNATE(PIN_MASK(C, 0x0c00), 7, MODULE_UART, 0) /* USART3: PC10/PC11 - Console */ +ALTERNATE(PIN_MASK(A, 0x0003), 8, MODULE_UART, 0) /* USART4: PA0/PA1 - Console */ + +ALTERNATE(PIN_MASK(B, 0x00c0), 4, MODULE_I2C, GPIO_ODR_HIGH | GPIO_PULL_UP) /* I2C1 MASTER:PB6/7 */ +ALTERNATE(PIN_MASK(F, 0x0003), 4, MODULE_I2C, GPIO_ODR_HIGH | GPIO_PULL_UP) /* I2C2 MASTER:PF1/0 */ +ALTERNATE(PIN_MASK(A, 0x0100), 4, MODULE_I2C, GPIO_ODR_HIGH | GPIO_PULL_UP) /* I2C3 MASTER:PA8 */ +ALTERNATE(PIN_MASK(B, 0x0010), 4, MODULE_I2C, GPIO_ODR_HIGH | GPIO_PULL_UP) /* I2C3 MASTER:PB4 */ +ALTERNATE(PIN_MASK(C, 0x00c0), 4, MODULE_I2C, GPIO_ODR_HIGH | GPIO_PULL_UP) /* FMPI2C MASTER:PC6/7 */ + +/* OTG FS */ +ALTERNATE(PIN_MASK(A, 0x1800), 10, MODULE_USB, 0) /* DWC USB OTG: PA11/12 */ + +/* OTG HS */ +ALTERNATE(PIN_MASK(A, 0x0028), 10, MODULE_USB, 0) /* DWC USB OTG HS */ +ALTERNATE(PIN_MASK(B, 0x3427), 10, MODULE_USB, 0) /* DWC USB OTG HS */ +ALTERNATE(PIN_MASK(C, 0x000d), 10, MODULE_USB, 0) /* DWC USB OTG HS */ +ALTERNATE(PIN_MASK(C, 0x0200), 0, MODULE_MCO, 0) /* MCO2: PC9 */ |