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[61.220.246.151]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9ebbc72e9sm9810365ad.296.2024.06.21.02.33.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Jun 2024 02:34:01 -0700 (PDT) From: Potin Lai To: Andrew Jeffery , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley Cc: linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Patrick Williams , Cosmo Chou , Potin Lai Subject: [PATCH v4 1/2] dt-bindings: pinctrl: aspeed, ast2600-pinctrl: add NCSI groups Date: Fri, 21 Jun 2024 17:31:41 +0800 Message-Id: <20240621093142.698529-2-potin.lai.pt@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20240621093142.698529-1-potin.lai.pt@gmail.com> References: <20240621093142.698529-1-potin.lai.pt@gmail.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In the NCSI pin table, the reference clock output pin (RMIIXRCLKO) is not needed on the management controller side. Add "NCSI" pin groups that are equivalent to the RMII pin groups, but without the RMIIXRCLKO pin. Acked-by: Krzysztof Kozlowski Signed-off-by: Potin Lai --- .../bindings/pinctrl/aspeed,ast2600-pinctrl.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml index 00b6974a5ed3d..80974c46f3ef9 100644 --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml @@ -19,6 +19,11 @@ description: |+ Refer to the bindings described in Documentation/devicetree/bindings/mfd/syscon.yaml + Note: According to the NCSI specification, the reference clock output pin + (RMIIXRCLKO) is not required on the management controller side. To optimize + pin usage, add "NCSI" pin groups that are equivalent to the RMII pin groups, + but without the RMIIXRCLKO pin. + properties: compatible: const: aspeed,ast2600-pinctrl @@ -337,6 +342,8 @@ additionalProperties: - MDIO2 - MDIO3 - MDIO4 + - NCSI3 + - NCSI4 - NCTS1 - NCTS2 - NCTS3