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[98.183.112.25]) by smtp.gmail.com with ESMTPSA id 5614622812f47-3d561e56766sm229248b6e.30.2024.06.26.08.01.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jun 2024 08:01:46 -0700 (PDT) Message-ID: Date: Wed, 26 Jun 2024 10:01:45 -0500 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 2/7] spi: bitbang: Implement support for MOSI idle state configuration To: Marcelo Schmitt , broonie@kernel.org, lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, nuno.sa@analog.com, corbet@lwn.net, marcelo.schmitt1@gmail.com Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-spi@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org References: <7e2231edf30e1769f12273032c04b8a951e28837.1719351923.git.marcelo.schmitt@analog.com> Content-Language: en-US From: David Lechner In-Reply-To: <7e2231edf30e1769f12273032c04b8a951e28837.1719351923.git.marcelo.schmitt@analog.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/25/24 4:53 PM, Marcelo Schmitt wrote: > Some SPI peripherals may require strict MOSI line state when the controller > is not clocking out data. > Implement support for MOSI idle state configuration (low or high) by > setting the data output line level on controller setup and after transfers. > Bitbang operations now call controller specific set_mosi_idle() call back > to set MOSI to its idle state. > The MOSI line is kept at its idle state if no tx buffer is provided. > > Acked-by: Nuno Sa > Signed-off-by: Marcelo Schmitt > --- Reviewed-by: David Lechner