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[66.90.148.213]) by smtp.googlemail.com with ESMTPSA id m24sm1907838oie.50.2021.09.13.12.28.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Sep 2021 12:28:21 -0700 (PDT) From: Rob Herring To: Linus Walleij , Stephen Boyd , Pavel Machek Cc: Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org Subject: [PATCH v2 2/8] dt-bindings: leds: register-bit-led: Use 'reg' instead of 'offset' Date: Mon, 13 Sep 2021 14:28:10 -0500 Message-Id: <20210913192816.1225025-3-robh@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210913192816.1225025-1-robh@kernel.org> References: <20210913192816.1225025-1-robh@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 'reg' is the standard property for defining register banks/addresses. Add it to use for the register address and deprecate 'offset'. This also allows for using standard node names with unit-addresses. However, since it is quite possible to have multiple nodes at the same register address, allow for the unit-address to optionally have the bit offset. The unit-address format is '@[,]'. This matches the format recently added for nvmem binding which has the same issue. Cc: Pavel Machek Cc: Linus Walleij Cc: linux-leds@vger.kernel.org Signed-off-by: Rob Herring --- .../bindings/leds/register-bit-led.yaml | 25 ++++++++++++++++--- 1 file changed, 21 insertions(+), 4 deletions(-) -- 2.30.2 diff --git a/Documentation/devicetree/bindings/leds/register-bit-led.yaml b/Documentation/devicetree/bindings/leds/register-bit-led.yaml index 77ba0b824c15..79b8fc0f9d23 100644 --- a/Documentation/devicetree/bindings/leds/register-bit-led.yaml +++ b/Documentation/devicetree/bindings/leds/register-bit-led.yaml @@ -20,9 +20,19 @@ allOf: - $ref: /schemas/leds/common.yaml# properties: + $nodename: + description: + The unit-address is in the form of @, + pattern: '^led@[0-9a-f]+,[0-9a-f]{1,2}$' + compatible: const: register-bit-led + reg: + description: + The register address and size + maxItems: 1 + mask: description: bit mask for the bit controlling this LED in the register @@ -37,11 +47,12 @@ properties: description: register offset to the register controlling this LED $ref: /schemas/types.yaml#/definitions/uint32 + deprecated: true required: - compatible - mask - - offset + - reg unevaluatedProperties: false @@ -51,24 +62,30 @@ examples: syscon@10000000 { compatible = "arm,realview-pb1176-syscon", "syscon"; reg = <0x10000000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x10000000 0x1000>; - led@8.0 { + led@8,0 { compatible = "register-bit-led"; + reg = <0x08 0x04>; offset = <0x08>; mask = <0x01>; label = "versatile:0"; linux,default-trigger = "heartbeat"; default-state = "on"; }; - led@8.1 { + led@8,1 { compatible = "register-bit-led"; + reg = <0x08 0x04>; offset = <0x08>; mask = <0x02>; label = "versatile:1"; default-state = "off"; }; - led@8.2 { + led@8,2 { compatible = "register-bit-led"; + reg = <0x08 0x04>; offset = <0x08>; mask = <0x04>; label = "versatile:2";