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68b2809ee8
This gives a test case for the USART driver on an STM32L. Eventually this will be a good place to test that even in a downclocked configuration the STM32L USART driver can handle 115200 without dropping characters. This also gives a convenient build test for the STM32L version of the USART driver. Signed-off-by: Anton Staaf <robotboy@chromium.org> BRANCH=None BUG=None TEST=make buildall -j Cross connect a Discovery and a Discovery-stm32f072 Change-Id: Ifb8dfc1179e8a0be84390d36e0bc3ff15f4f4685 Reviewed-on: https://chromium-review.googlesource.com/288979 Tested-by: Anton Staaf <robotboy@chromium.org> Reviewed-by: Randall Spangler <rspangler@chromium.org> Commit-Queue: Anton Staaf <robotboy@chromium.org> Trybot-Ready: Anton Staaf <robotboy@chromium.org>
36 lines
738 B
C
36 lines
738 B
C
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* STM32L-discovery board configuration */
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#ifndef __CROS_EC_BOARD_H
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#define __CROS_EC_BOARD_H
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/* Optional features */
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#undef CONFIG_WATCHDOG_HELP
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#undef CONFIG_LID_SWITCH
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/* Enable USART2 */
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#define CONFIG_STREAM_USART
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#define CONFIG_STREAM_USART2
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/*
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* Allow dangerous commands all the time, since we don't have a write protect
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* switch.
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*/
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#define CONFIG_SYSTEM_UNLOCKED
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#ifndef __ASSEMBLER__
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/* Timer selection */
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#define TIM_CLOCK_MSB 3
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#define TIM_CLOCK_LSB 4
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#include "gpio_signal.h"
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#endif /* !__ASSEMBLER__ */
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#endif /* __CROS_EC_BOARD_H */
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