Linux GPIO subsystem development
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From: Zhou Yanjie <zhouyanjie@wanyeetech.com>
To: Paul Cercueil <paul@crapouillou.net>
Cc: linus.walleij@linaro.org, linux-gpio@vger.kernel.org,
	linux-kernel@vger.kernel.org, aric.pzqi@ingenic.com,
	dongsheng.qiu@ingenic.com, rick.tyliu@ingenic.com,
	yanfei.li@ingenic.com, sernia.zhou@foxmail.com,
	zhenwenjin@gmail.com
Subject: Re: [PATCH v2 2/3] pinctrl: Ingenic: Correct the pullup and pulldown parameters of JZ4780
Date: Mon, 7 Sep 2020 01:12:46 +0800	[thread overview]
Message-ID: <c8f74c6f-6eac-3d54-d4ec-cb6e974ef3ff@wanyeetech.com> (raw)
In-Reply-To: <ASQ8GQ.DEHG1O3SW93A3@crapouillou.net>

Hi Paul,

在 2020/9/6 下午10:26, Paul Cercueil 写道:
> Hi Zhou,
>
> Le lun. 31 août 2020 à 23:43, 周琰杰 (Zhou Yanjie) 
> <zhouyanjie@wanyeetech.com> a écrit :
>> Correct the pullup and pulldown parameters of JZ4780 to make them
>> consistent with the parameters on the datasheet.
>>
>> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
>> ---
>>
>> Notes:
>>     v2:
>>     New patch.
>>
>>  drivers/pinctrl/pinctrl-ingenic.c | 12 ++++++++++--
>>  1 file changed, 10 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/pinctrl/pinctrl-ingenic.c 
>> b/drivers/pinctrl/pinctrl-ingenic.c
>> index 00f29fd684fa..ae7b8876d3b4 100644
>> --- a/drivers/pinctrl/pinctrl-ingenic.c
>> +++ b/drivers/pinctrl/pinctrl-ingenic.c
>> @@ -1035,6 +1035,14 @@ static const struct ingenic_chip_info 
>> jz4770_chip_info = {
>>      .pull_downs = jz4770_pull_downs,
>>  };
>>
>> +static const u32 jz4780_pull_ups[6] = {
>> +    0x3fffffff, 0xfff0f3fc, 0x0fffffff, 0xffff4fff, 0xffff7b7c, 
>> 0x7fa7f00f,
>> +};
>
> PE15 has a pull-up in my datasheet.
>

Yep,  you are right, it has a pull-up, I will fix it in the next version.

Thanks and best regards!

> The rest looks good.
>
> Cheers,
> -Paul
>
>> +
>> +static const u32 jz4780_pull_downs[6] = {
>> +    0x00000000, 0x000f0c03, 0x00000000, 0x0000b000, 0x00000483, 
>> 0x00580ff0,
>> +};
>> +
>>  static int jz4780_uart2_data_pins[] = { 0x66, 0x67, };
>>  static int jz4780_uart2_hwflow_pins[] = { 0x65, 0x64, };
>>  static int jz4780_uart4_data_pins[] = { 0x54, 0x4a, };
>> @@ -1301,8 +1309,8 @@ static const struct ingenic_chip_info 
>> jz4780_chip_info = {
>>      .num_groups = ARRAY_SIZE(jz4780_groups),
>>      .functions = jz4780_functions,
>>      .num_functions = ARRAY_SIZE(jz4780_functions),
>> -    .pull_ups = jz4770_pull_ups,
>> -    .pull_downs = jz4770_pull_downs,
>> +    .pull_ups = jz4780_pull_ups,
>> +    .pull_downs = jz4780_pull_downs,
>>  };
>>
>>  static const u32 x1000_pull_ups[4] = {
>> -- 
>> 2.11.0
>>
>

  reply	other threads:[~2020-09-06 17:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-31 15:43 [PATCH v2 0/3] pinctrl: Ingenic: Add support for SSI and I2S pins 周琰杰 (Zhou Yanjie)
2020-08-31 15:43 ` [PATCH v2 1/3] pinctrl: Ingenic: Add SSI pins support for JZ4770 and JZ4780 周琰杰 (Zhou Yanjie)
2020-09-04 13:27   ` Paul Cercueil
2020-09-06 14:17     ` Paul Cercueil
2020-09-06 17:09       ` Zhou Yanjie
2020-09-06 17:17         ` Paul Cercueil
2020-08-31 15:43 ` [PATCH v2 2/3] pinctrl: Ingenic: Correct the pullup and pulldown parameters of JZ4780 周琰杰 (Zhou Yanjie)
2020-09-06 14:26   ` Paul Cercueil
2020-09-06 17:12     ` Zhou Yanjie [this message]
2020-08-31 15:43 ` [PATCH v2 3/3] pinctrl: Ingenic: Add I2S pins support for Ingenic SoCs 周琰杰 (Zhou Yanjie)

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