From 60d6db8fbf5bae84b94b6dac8ea8c70a08e30555 Mon Sep 17 00:00:00 2001 From: Aseda Aboagye Date: Thu, 21 Mar 2019 14:44:44 -0700 Subject: fluffy: Initial board commit. This contains the initial firmware for Fluffy rev 1.1 boards. Fluffy is a 20:1 USB-C power mux. For more information, see go/usbc-fluffy. BUG=b:136671092,b:134075217,b:134074302,b:134074465,b:134075521, b:134075834 BRANCH=None TEST=flash fluffy, verify it boots and functions. Change-Id: Ica6817e7cfa4481aa98fed1c24ea243bf622eb2a Signed-off-by: Aseda Aboagye Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1535117 Tested-by: Aseda Aboagye Reviewed-by: Jett Rink Commit-Queue: Jett Rink Auto-Submit: Aseda Aboagye --- board/fluffy/gpio.inc | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 board/fluffy/gpio.inc (limited to 'board/fluffy/gpio.inc') diff --git a/board/fluffy/gpio.inc b/board/fluffy/gpio.inc new file mode 100644 index 0000000000..4c802554f9 --- /dev/null +++ b/board/fluffy/gpio.inc @@ -0,0 +1,60 @@ +/* -*- mode:c -*- + * + * Copyright 2019 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. */ + +/* Misc */ +GPIO(XP_RESET_L, PIN(A, 10), GPIO_OUT_LOW) +GPIO(EN_CC_FLIP, PIN(A, 4), GPIO_OUT_LOW) +GPIO(ADC_PPVAR_VBUS_DUT, PIN(A, 0), GPIO_ANALOG) + +/* Port Enables */ +GPIO(EN_C0, PIN(B, 0), GPIO_OUT_LOW) +GPIO(EN_C1, PIN(B, 1), GPIO_OUT_LOW) +GPIO(EN_C2, PIN(B, 2), GPIO_OUT_LOW) +GPIO(EN_C3, PIN(B, 3), GPIO_OUT_LOW) +GPIO(EN_C4, PIN(B, 4), GPIO_OUT_LOW) +GPIO(EN_C5, PIN(B, 5), GPIO_OUT_LOW) +GPIO(EN_C6, PIN(B, 6), GPIO_OUT_LOW) +GPIO(EN_C7, PIN(B, 7), GPIO_OUT_LOW) +GPIO(EN_C8, PIN(B, 8), GPIO_OUT_LOW) +GPIO(EN_C9, PIN(B, 9), GPIO_OUT_LOW) +GPIO(EN_C10, PIN(B, 10), GPIO_OUT_LOW) +GPIO(EN_C11, PIN(B, 11), GPIO_OUT_LOW) +GPIO(EN_C12, PIN(B, 12), GPIO_OUT_LOW) +GPIO(EN_C13, PIN(A, 8), GPIO_OUT_LOW) +GPIO(EN_C14, PIN(A, 9), GPIO_OUT_LOW) +GPIO(EN_C15, PIN(B, 15), GPIO_OUT_LOW) +GPIO(EN_C16, PIN(C, 13), GPIO_OUT_LOW) +GPIO(EN_C17, PIN(C, 14), GPIO_OUT_LOW) +GPIO(EN_C18, PIN(C, 15), GPIO_OUT_LOW) +GPIO(EN_C19, PIN(F, 0), GPIO_OUT_LOW) + +/* I2C Port for I/O expander */ +GPIO(I2C_SCL, PIN(B, 13), GPIO_INPUT) +GPIO(I2C_SDA, PIN(B, 14), GPIO_INPUT) + +/* USB 2.0 Muxes */ +GPIO(USB_MUX0_C0, PIN(A, 1), GPIO_OUT_LOW) +GPIO(USB_MUX0_C1, PIN(A, 2), GPIO_OUT_LOW) +GPIO(USB_MUX0_C2, PIN(A, 3), GPIO_OUT_LOW) + +GPIO(USB_MUX1_C0, PIN(A, 5), GPIO_OUT_LOW) +GPIO(USB_MUX1_C1, PIN(A, 6), GPIO_OUT_LOW) +GPIO(USB_MUX1_C2, PIN(A, 7), GPIO_OUT_LOW) + +GPIO(EN_USB_MUX2, PIN(A, 13), GPIO_OUT_LOW) +GPIO(USB_MUX2_C0, PIN(A, 14), GPIO_OUT_LOW) +GPIO(USB_MUX2_C1, PIN(A, 15), GPIO_OUT_LOW) +GPIO(USB_MUX2_C2, PIN(F, 1), GPIO_OUT_LOW) + +/* Unimplemented signals since we are not an EC */ +UNIMPLEMENTED(ENTERING_RW) +UNIMPLEMENTED(WP_L) + +ALTERNATE(PIN_MASK(B, 0x6000), 5, MODULE_I2C, GPIO_ODR_HIGH) /* PB13/14 I2C2 */ -- cgit v1.2.1