On Tue, May 11, 2021 at 10:08 AM Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote: > > Currently GPIO CS handling, when descriptors are in use, doesn't > take into consideration that in ACPI case the default polarity > is Active High and can't be altered. Instead we have to use the > per-chip definition provided by SPISerialBus() resource. I don't have access to the hardware to test this right now, but the patch is small enough to determine that the OF case will stay the same. LGTM.
Re: [PATCH v2 1/1] spi: Assume GPIO CS active high in ACPI case
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- Subject: Re: [PATCH v2 1/1] spi: Assume GPIO CS active high in ACPI case
- From: Sven Van Asbroeck <thesven73@xxxxxxxxx>
- Date: Tue, 11 May 2021 22:37:02 -0400
- Cc: Mark Brown <broonie@xxxxxxxxxx>, linux-spi <linux-spi@xxxxxxxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Liguang Zhang <zhangliguang@xxxxxxxxxxxxxxxxx>, Jay Fang <f.fangjian@xxxxxxxxxx>, Xin Hao <xhao@xxxxxxxxxxxxxxxxx>
- In-reply-to: <20210511140912.30757-1-andriy.shevchenko@linux.intel.com>
- References: <20210511140912.30757-1-andriy.shevchenko@linux.intel.com>
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- [PATCH v2 1/1] spi: Assume GPIO CS active high in ACPI case
- From: Andy Shevchenko
- [PATCH v2 1/1] spi: Assume GPIO CS active high in ACPI case
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