[U-Boot] [PATCH v2 2/9] serial: stm32x7: add STM32H7 support

Patrice CHOTARD patrice.chotard at st.com
Mon Sep 25 07:48:05 UTC 2017


Hi Vikas

On 09/19/2017 12:40 AM, Vikas Manocha wrote:
> Hi Patrice,
> 
> On 09/13/2017 09:00 AM, patrice.chotard at st.com wrote:
>> From: Patrice Chotard <patrice.chotard at st.com>
>>
>> STM32F7 and STM32H7 shares the same UART block, add
>> STM32H7 compatible string.
>>
>> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
>> ---
>>   drivers/serial/Kconfig          | 7 ++++---
>>   drivers/serial/serial_stm32x7.c | 2 ++
>>   2 files changed, 6 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
>> index aeed538..0775d95 100644
>> --- a/drivers/serial/Kconfig
>> +++ b/drivers/serial/Kconfig
>> @@ -524,10 +524,11 @@ config STI_ASC_SERIAL
>>   
>>   config STM32X7_SERIAL
>>   	bool "STMicroelectronics STM32 SoCs on-chip UART"
>> -	depends on DM_SERIAL && STM32F7
>> +	depends on DM_SERIAL && (STM32F7 || STM32H7)
>>   	help
>> -	  If you have a machine based on a STM32 F7 you can enable its
>> -	  onboard serial ports, say Y to this option. If unsure, say N.
>> +	  If you have a machine based on a STM32 F7 or H7 SoC you can
>> +	  enable its onboard serial ports, say Y to this option.
>> +	  If unsure, say N.
>>   
>>   config MPC8XX_CONS
>>   	bool "Console driver for MPC8XX"
>> diff --git a/drivers/serial/serial_stm32x7.c b/drivers/serial/serial_stm32x7.c
>> index bf118a7..2f4eafa 100644
>> --- a/drivers/serial/serial_stm32x7.c
>> +++ b/drivers/serial/serial_stm32x7.c
>> @@ -112,6 +112,8 @@ static int stm32_serial_probe(struct udevice *dev)
>>   static const struct udevice_id stm32_serial_id[] = {
>>   	{.compatible = "st,stm32f7-usart"},
>>   	{.compatible = "st,stm32f7-uart"},
>> +	{.compatible = "st,stm32h7-usart"},
>> +	{.compatible = "st,stm32h7-uart"},
> 
> two compatibles are consuming space & time without adding any value.

Agree, i will send a series to remove the "usart" compatible as this 
series has been already merged in u-boot/master

Thanks

Patrice

> 
> Cheers,
> Vikas
> 
>>   	{}
>>   };
>>   
>>


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