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[67.165.113.11]) by smtp.gmail.com with ESMTPSA id 207sm18834425pfu.88.2020.01.14.07.19.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2020 07:19:26 -0800 (PST) From: Andrey Smirnov To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/5] ARM: dts: vf610-zii-ssmb-dtu: Add voltage monitor DT node Date: Tue, 14 Jan 2020 07:19:03 -0800 Message-Id: <20200114151906.25491-3-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200114151906.25491-1-andrew.smirnov@gmail.com> References: <20200114151906.25491-1-andrew.smirnov@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200114_071928_677481_7560D6FF X-CRM114-Status: GOOD ( 10.84 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:441 listed in] [list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (andrew.smirnov[at]gmail.com) -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Andrey Smirnov , Fabio Estevam , linux-kernel@vger.kernel.org, Shawn Guo , Chris Healy Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add a DT node for various voltage supply rails connected to SoC's ADC for voltage monitoring purposes. Signed-off-by: Andrey Smirnov Cc: Chris Healy Cc: Fabio Estevam Cc: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts index 847c5858fea1..a6c22a79779e 100644 --- a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts +++ b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts @@ -46,6 +46,14 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; + + supply-voltage-monitor { + compatible = "iio-hwmon"; + io-channels = <&adc0 8>, /* 12V_MAIN */ + <&adc0 9>, /* +3.3V */ + <&adc1 8>, /* VCC_1V5 */ + <&adc1 9>; /* VCC_1V2 */ + }; }; &adc0 {