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author | Bhanu Prakash Maiya <bhanumaiya@google.com> | 2020-04-30 15:26:52 -0700 |
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committer | Commit Bot <commit-bot@chromium.org> | 2020-06-05 10:06:44 +0000 |
commit | 86aacabcd3c2e496a43d291d9dee61e29edcc2d0 (patch) | |
tree | 5a87bbbee684ce95de718f654b0086abfa87daac /chip/stm32/usart-stm32f4.h | |
parent | bc96d7077db615d849d398115af76b7b85f63e01 (diff) | |
download | chrome-ec-86aacabcd3c2e496a43d291d9dee61e29edcc2d0.tar.gz |
Bloonchipper: USART based transport layer for host command
1. USART host command layer in chip/stm32
2. Fix usart implementation in stm32
BUG=b:147849609
BRANCH=none
TEST=1. make BOARD=bloonchipper -j
2. usart request and response works on dragonclaw
Change-Id: Idd89d3e490f23aa528ecaf6510c13d16b405de13
Signed-off-by: Bhanu Prakash Maiya <bhanumaiya@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2190531
Tested-by: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Reviewed-by: Tom Hughes <tomhughes@chromium.org>
Reviewed-by: Craig Hesling <hesling@chromium.org>
Commit-Queue: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Auto-Submit: Bhanu Prakash Maiya <bhanumaiya@chromium.org>
Diffstat (limited to 'chip/stm32/usart-stm32f4.h')
-rw-r--r-- | chip/stm32/usart-stm32f4.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/chip/stm32/usart-stm32f4.h b/chip/stm32/usart-stm32f4.h new file mode 100644 index 0000000000..49af2af405 --- /dev/null +++ b/chip/stm32/usart-stm32f4.h @@ -0,0 +1,19 @@ +/* Copyright 2020 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. + */ +#ifndef __CROS_EC_USART_STM32F4_H +#define __CROS_EC_USART_STM32F4_H + +#include "usart.h" + +/* + * The STM32F4 series can have as many as three UARTS. These are the HW configs + * for those UARTS. They can be used to initialize STM32 generic UART configs. + * CONFIG_STREAM_USART<X> enables the corresponding hardware instance. + */ +extern struct usart_hw_config const usart1_hw; +extern struct usart_hw_config const usart2_hw; +extern struct usart_hw_config const usart3_hw; + +#endif /* __CROS_EC_USART_STM32F4_H */ |