From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH 2/9] dt-bindings: regulator: Add document for MediaTek MT6380 regulator Date: Sat, 3 Jun 2017 01:55:43 +0800 Message-ID: <8764fea31386da58518dff7f5e2170dcd8f6c167.1496425268.git.sean.wang@mediatek.com> References: Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, matthias.bgg@gmail.com, mark.rutland@arm.com, lgirdwood@gmail.com, broonie@kernel.org, jamesjj.liao@mediatek.com, henryc.chen@mediatek.com, devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org Cc: chen.zhong@mediatek.com, chenglin.xu@mediatek.com, linux-kernel@vger.kernel.org, Sean Wang List-Id: linux-mediatek@lists.infradead.org From: Sean Wang add dt-binding document for MediaTek MT6380 PMIC Signed-off-by: Chenglin Xu Signed-off-by: Sean Wang --- .../bindings/regulator/mt6380-regulator.txt | 90 ++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/mt6380-regulator.txt diff --git a/Documentation/devicetree/bindings/regulator/mt6380-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6380-regulator.txt new file mode 100644 index 0000000..9affeab --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/mt6380-regulator.txt @@ -0,0 +1,90 @@ +Mediatek MT6380 Regulator Driver + +All voltage regulators are defined as subnodes of the regulators node. A list +of regulators provided by this controller are defined as subnodes of the +PMIC's node. Each regulator is named according to its regulator type, +buck_ and ldo_. The definition for each of these nodes is defined +using the standard binding for regulators at +Documentation/devicetree/bindings/regulator/regulator.txt. + +The valid names for regulators are:: +BUCK: + buck_vcore1, buck_vcore, buck_vrf +LDO: + ldo_vmldo ,ldo_valdo , ldo_vphyldo, ldo_vddrldo, ldo_vtldo + +Example: + + mt6380regulator: mt6380regulator { + compatible = "mediatek,mt6380-regulator"; + + mt6380_vcpu_reg: buck_vcore1 { + regulator-name = "vcpu"; + regulator-min-microvolt = < 600000>; + regulator-max-microvolt = <1393750>; + regulator-ramp-delay = <6250>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_vcore_reg: buck_vcore { + regulator-name = "vcore"; + regulator-min-microvolt = <600000>; + regulator-max-microvolt = <1393750>; + regulator-ramp-delay = <6250>; + }; + + mt6380_vrf_reg: buck_vrf { + regulator-name = "vrf"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1575000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_vm_reg: ldo_vmldo { + regulator-name = "vmldo"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1400000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_va_reg: ldo_valdo { + regulator-name = "valdo"; + regulator-min-microvolt = <2200000>; + regulator-max-microvolt = <3300000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_vphy_reg: ldo_vphyldo { + regulator-name = "vphyldo"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_vddr_reg: ldo_vddrldo { + regulator-name = "vddr"; + regulator-min-microvolt = <1240000>; + regulator-max-microvolt = <1840000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + + mt6380_vt_reg: ldo_vtldo { + regulator-name = "vadc18"; + regulator-min-microvolt = <2200000>; + regulator-max-microvolt = <3300000>; + regulator-ramp-delay = <0>; + regulator-always-on; + regulator-boot-on; + }; + }; -- 1.9.1