diff options
Diffstat (limited to 'board/polyberry/gpio.inc')
| -rw-r--r-- | board/polyberry/gpio.inc | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/board/polyberry/gpio.inc b/board/polyberry/gpio.inc new file mode 100644 index 0000000000..536dccc5ff --- /dev/null +++ b/board/polyberry/gpio.inc @@ -0,0 +1,82 @@ +/* -*- 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(PM_RESET_L, PIN(D, 0), GPIO_OUT_HIGH) +GPIO(PM_KPD_PWR_L, PIN(D, 1), GPIO_OUT_HIGH) +GPIO(AP_RESET_L, PIN(D, 2), GPIO_OUT_HIGH) +GPIO(AP_FORCED_USB_BOOT, PIN(D, 3), GPIO_OUT_LOW) +GPIO(AP_PS_HOLD, PIN(D, 4), GPIO_OUT_HIGH) + +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) + +/* Clock function */ +GPIO(MCU_TO_PHY_MCO, PIN(C, 9), GPIO_INPUT) + + +/* These pin assignments aren't used as GPIO. Let's note them here + * for readability but not initialize them. + * USART1 TX/RX - AP + * GPIO(MCU_UART1_TX, PIN(A, 9), GPIO_INPUT) + * GPIO(MCU_UART1_RX, PIN(A, 10), GPIO_INPUT) + * USART2 TX/RX - Sensor Hub + * GPIO(MCU_UART2_TX, PIN(D, 5), GPIO_INPUT) + * GPIO(MCU_UART2_RX, PIN(D, 6), GPIO_INPUT) + + * USART3 TX/RX - Console + * GPIO(MCU_UART3_TX, PIN(C, 10), GPIO_INPUT) + * GPIO(MCU_UART3_RX, PIN(C, 11), GPIO_INPUT) + * USART5 TX/RX - SSC (?) + * GPIO(MCU_UART5_TX, PIN(E, 7), GPIO_INPUT) + * GPIO(MCU_UART5_RX, PIN(E, 8), 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(A, 0x0600), 7, MODULE_UART, 0) /* USART1: PA9/PA10 - AP */ +ALTERNATE(PIN_MASK(D, 0x0060), 7, MODULE_UART, 0) /* USART2: PD5/PD6 - SH */ +ALTERNATE(PIN_MASK(C, 0x0c00), 7, MODULE_UART, 0) /* USART3: PC10/PC11 - Console */ +ALTERNATE(PIN_MASK(D, 0x00c0), 8, MODULE_UART, 0) /* USART5: PE7/PE8 - SSC */ + +/* 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 */ |