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[78.22.137.109]) by smtp.gmail.com with ESMTPSA id vp3-20020a170907a48300b0094f14286f86sm1716329ejc.48.2023.04.21.00.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Apr 2023 00:53:09 -0700 (PDT) From: Maarten Zanders To: Pavel Machek , Lee Jones , Rob Herring , Krzysztof Kozlowski , Jacek Anaszewski Cc: Maarten Zanders , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH v8 1/2] dt-bindings: leds-lp55xx: add ti,charge-pump-mode Date: Fri, 21 Apr 2023 09:53:04 +0200 Message-Id: <20230421075305.37597-2-maarten.zanders@mind.be> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20230421075305.37597-1-maarten.zanders@mind.be> References: <20230421075305.37597-1-maarten.zanders@mind.be> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add a binding to configure the internal charge pump for lp55xx. Signed-off-by: Maarten Zanders Reviewed-by: Krzysztof Kozlowski --- Notes: v1: implement as bool to disable charge pump v2: rewrite to use string configuration, supporting all modes v3: simplification by replacing string option by u8 constant, removing previous Reviewed-by tags as it's a complete rewrite of the patch. v4: added notes v5: dual license, change property type to u32 v6: change license type for leds-lp-55xx.h to preferred tag v8: documentation: add default & maximum constraints .../devicetree/bindings/leds/leds-lp55xx.yaml | 10 ++++++++++ include/dt-bindings/leds/leds-lp55xx.h | 10 ++++++++++ 2 files changed, 20 insertions(+) create mode 100644 include/dt-bindings/leds/leds-lp55xx.h diff --git a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml b/Docu= mentation/devicetree/bindings/leds/leds-lp55xx.yaml index ae607911f1db..058be1fedbc8 100644 --- a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml +++ b/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml @@ -66,6 +66,14 @@ properties: '#size-cells': const: 0 =20 + ti,charge-pump-mode: + description: + Set the operating mode of the internal charge pump as defined in + . + $ref: /schemas/types.yaml#/definitions/uint32 + default: 3 # auto + maximum: 3 + patternProperties: '^multi-led@[0-8]$': type: object @@ -152,6 +160,7 @@ additionalProperties: false examples: - | #include + #include =20 i2c { #address-cells =3D <1>; @@ -164,6 +173,7 @@ examples: reg =3D <0x32>; clock-mode =3D /bits/ 8 <2>; pwr-sel =3D /bits/ 8 <3>; /* D1~9 connected to VOUT */ + ti,charge-pump-mode =3D ; =20 led@0 { reg =3D <0>; diff --git a/include/dt-bindings/leds/leds-lp55xx.h b/include/dt-bindings/l= eds/leds-lp55xx.h new file mode 100644 index 000000000000..a4fb4567715d --- /dev/null +++ b/include/dt-bindings/leds/leds-lp55xx.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +#ifndef _DT_BINDINGS_LEDS_LP55XX_H +#define _DT_BINDINGS_LEDS_LP55XX_H + +#define LP55XX_CP_OFF 0 +#define LP55XX_CP_BYPASS 1 +#define LP55XX_CP_BOOST 2 +#define LP55XX_CP_AUTO 3 + +#endif /* _DT_BINDINGS_LEDS_LP55XX_H */ --=20 2.37.3