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Mon, 08 Apr 2019 17:24:09 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 462413D; Mon, 8 Apr 2019 15:24:08 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag6node2.st.com [10.75.127.17]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 221B328E7; Mon, 8 Apr 2019 15:24:08 +0000 (GMT) Received: from SFHDAG6NODE2.st.com (10.75.127.17) by SFHDAG6NODE2.st.com (10.75.127.17) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 8 Apr 2019 17:24:07 +0200 Received: from SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6]) by SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6%20]) with mapi id 15.00.1347.000; Mon, 8 Apr 2019 17:24:07 +0200 From: Pascal PAILLET-LME To: "lgirdwood@gmail.com" , "broonie@kernel.org" , "robh+dt@kernel.org" , "mark.rutland@arm.com" , "mcoquelin.stm32@gmail.com" , Alexandre TORGUE , "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" Subject: [PATCH 1/2] dt-bindings: regulator: Add stm32mp1 pwr regulators Thread-Topic: [PATCH 1/2] dt-bindings: regulator: Add stm32mp1 pwr regulators Thread-Index: AQHU7h8bz82KCLvT6U6ly7lIFu/tMQ== Date: Mon, 8 Apr 2019 15:24:07 +0000 Message-ID: <1554737044-9460-2-git-send-email-p.paillet@st.com> References: <1554737044-9460-1-git-send-email-p.paillet@st.com> In-Reply-To: <1554737044-9460-1-git-send-email-p.paillet@st.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.75.127.45] MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-08_05:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190408_082417_513780_B5824EE5 X-CRM114-Status: GOOD ( 14.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Pascal PAILLET-LME , "linux-stm32@st-md-mailman.stormreply.com" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Document devicetree bindings for stm32mp1 pwr regulators. Signed-off-by: Pascal Paillet --- .../bindings/regulator/st,stm32mp1-pwr-reg.txt | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/st,stm32mp1-pwr-reg.txt diff --git a/Documentation/devicetree/bindings/regulator/st,stm32mp1-pwr-reg.txt b/Documentation/devicetree/bindings/regulator/st,stm32mp1-pwr-reg.txt new file mode 100644 index 0000000..e372dd3 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/st,stm32mp1-pwr-reg.txt @@ -0,0 +1,43 @@ +STM32MP1 PWR Regulators +----------------------- + +Available Regulators in STM32MP1 PWR block are: + - reg11 for regulator 1V1 + - reg18 for regulator 1V8 + - usb33 for the swtich USB3V3 + +Required properties: +- compatible: Must be "st,stm32mp1,pwr-reg" +- list of child nodes that specify the regulator reg11, reg18 or usb33 + initialization data for defined regulators. The definition for each of + these nodes is defined using the standard binding for regulators found at + Documentation/devicetree/bindings/regulator/regulator.txt. +- vdd-supply: phandle to the parent supply/regulator node for vdd input +- vdd_3v3_usbfs-supply: phandle to the parent supply/regulator node for usb33 + +Example: + +pwr_regulators: pwr@50001000 { + compatible = "st,stm32mp1,pwr-reg"; + reg = <0x50001000 0x10>; + vdd-supply = <&vdd>; + vdd_3v3_usbfs-supply = <&vdd_usb>; + + reg11: reg11 { + regulator-name = "reg11"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + }; + + reg18: reg18 { + regulator-name = "reg18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + usb33: usb33 { + regulator-name = "usb33"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; +};