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[109.15.145.210]) by smtp.googlemail.com with ESMTPSA id b3-20020a05600010c300b002206261cb6esm13915030wrx.66.2022.08.09.10.20.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Aug 2022 10:20:55 -0700 (PDT) From: Amjad Ouled-Ameur To: broonie@kernel.org Cc: linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, narmstrong@baylibre.com, Amjad Ouled-Ameur , Da Xue Subject: [PATCH 1/2] spi: dt-bindings: amlogic, meson-gx-spicc: Add pinctrl names for SPI signal states Date: Tue, 9 Aug 2022 19:20:16 +0200 Message-Id: <20220809172017.215412-2-aouledameur@baylibre.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220809172017.215412-1-aouledameur@baylibre.com> References: <20220809172017.215412-1-aouledameur@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220809_102059_740839_D9A3821D X-CRM114-Status: UNSURE ( 8.58 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org SPI pins of the SPICC Controller in Meson-GX needs to be controlled by pin biais when idle. Therefore define three pinctrl names: - default: SPI pins are controlled by spi function. - idle-high: SCLK pin is pulled-up, but MOSI/MISO are still controlled by spi function. - idle-low: SCLK pin is pulled-down, but MOSI/MISO are still controlled by spi function. Reported-by: Da Xue Signed-off-by: Neil Armstrong Signed-off-by: Amjad Ouled-Ameur --- .../bindings/spi/amlogic,meson-gx-spicc.yaml | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml b/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml index 50de0da42c13..10707a8216f5 100644 --- a/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml +++ b/Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml @@ -43,6 +43,14 @@ properties: minItems: 1 maxItems: 2 + pinctrl-0: + minItems: 1 + + pinctrl-1: + maxItems: 1 + + pinctrl-names: true + if: properties: compatible: @@ -69,6 +77,13 @@ else: items: - const: core + pinctrl-names: + minItems: 1 + items: + - const: default + - const: idle-high + - const: idle-low + required: - compatible - reg -- 2.37.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic