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[83.9.2.58]) by smtp.gmail.com with ESMTPSA id c24-20020a05651c015800b002a9ebff8431sm3856802ljd.94.2023.05.15.10.00.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 15 May 2023 10:00:18 -0700 (PDT) Message-ID: Date: Mon, 15 May 2023 19:00:17 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH 2/5] arm64: dts: qcom: qrb4210-rb2: Enable display out Content-Language: en-US To: Caleb Connolly , Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bhupesh Sharma Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20230515-topic-rb2-bits-v1-0-a52d154a639d@linaro.org> <20230515-topic-rb2-bits-v1-2-a52d154a639d@linaro.org> From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 15.05.2023 17:57, Caleb Connolly wrote: > > > On 15/05/2023 13:04, Konrad Dybcio wrote: >> The RB2 has a HDMI output via an LT9611UXC bridge. Set it up. >> >> Signed-off-by: Konrad Dybcio >> --- >> arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 88 +++++++++++++++++++++++++++++++- >> 1 file changed, 87 insertions(+), 1 deletion(-) >> >> diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts >> index 80c6b59c8ff6..9b539720f05d 100644 >> --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts >> +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts > > [...] >> @@ -312,11 +385,24 @@ &sleep_clk { >> }; >> >> &tlmm { >> - gpio-reserved-ranges = <37 5>, <43 2>, <47 1>, >> + gpio-reserved-ranges = <43 2>, <47 1>, > > Is this intentional? Yes, notice how this included the reset pin. These pins are not even really reserved, there's no FPC on this board.. Konrad >> <49 1>, <52 1>, <54 1>, >> <56 3>, <61 2>, <64 1>, >> <68 1>, <72 8>, <96 1>; >> >> + lt9611_rst_pin: lt9611-rst-state { >> + pins = "gpio41"; >> + function = "gpio"; >> + input-disable; >> + output-high; >> + }; >> + >> + lt9611_irq_pin: lt9611-irq-state { >> + pins = "gpio46"; >> + function = "gpio"; >> + bias-disable; >> + }; >> + >> sdc2_card_det_n: sd-card-det-n-state { >> pins = "gpio88"; >> function = "gpio"; >> >