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Fri, 26 Jan 2024 06:55:02 -0800 (PST) Received: from [192.168.1.20] ([178.197.215.66]) by smtp.gmail.com with ESMTPSA id vw16-20020a170907a71000b00a2ca97242d5sm700493ejc.120.2024.01.26.06.55.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 26 Jan 2024 06:55:01 -0800 (PST) Message-ID: Date: Fri, 26 Jan 2024 15:54:58 +0100 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 04/17] dt-bindings: soc: mobileye: add EyeQ5 OLB system controller Content-Language: en-US To: =?UTF-8?Q?Th=C3=A9o_Lebrun?= , Rob Herring Cc: Gregory CLEMENT , Michael Turquette , Stephen Boyd , Krzysztof Kozlowski , Conor Dooley , Thomas Bogendoerfer , Linus Walleij , =?UTF-8?B?UmFmYcWCIE1pxYJlY2tp?= , Philipp Zabel , Vladimir Kondratiev , linux-mips@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Thomas Petazzoni , Tawfik Bayouk , linux-gpio@vger.kernel.org References: <20240123-mbly-clk-v3-0-392b010b8281@bootlin.com> <20240123-mbly-clk-v3-4-392b010b8281@bootlin.com> <20240124151405.GA930997-robh@kernel.org> <8054e01d-0a1e-45b6-b62a-25303e8f4593@linaro.org> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 26/01/2024 13:28, Théo Lebrun wrote: >>> >>> pinctrl0: pinctrl-a { >>> compatible = "mobileye,eyeq5-a-pinctrl"; >>> reg = <0x0B0 0x30>; >>> }; >>> >>> pinctrl1: pinctrl-b { >>> compatible = "mobileye,eyeq5-b-pinctrl"; >>> reg = <0x0B0 0x30>; >> >> Duplicate reg? > > Yes, the mapping is intertwined. Else it could be three ressources per > pinctrl. Just really small ones. > > - 0xB0 mapping A > - 0xB4 mapping B > - 0xB8 > - 0xBC > - 0xC0 pull-down A > - 0xC4 pull-up A > - 0xC8 pull-down B > - 0xCC pull-up B > - 0xD0 drive-strength lo A > - 0xD4 drive-strength hi A > - 0xD8 drive-strength lo B > - 0xDC drive-strength hi B > > 0xB8 is unrelated (I2C speed & SPI CS). 0xBC is a hole. Then maybe Rob's idea of one pinctrl device is better... Best regards, Krzysztof