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Fri, 04 Oct 2019 14:25:36 +1300 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.20]) by smtp (Postfix) with ESMTP id 615E813EEF0; Fri, 4 Oct 2019 14:25:34 +1300 (NZDT) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id 81B3828003E; Fri, 4 Oct 2019 14:25:30 +1300 (NZDT) From: Chris Packham To: linus.walleij@linaro.org, bgolaszewski@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, rjui@broadcom.com, sbranden@broadcom.com, bcm-kernel-feedback-list@broadcom.com, f.fainelli@gmail.com, richard.laing@alliedtelesis.co.nz Subject: [PATCH 1/2] dt-bindings: gpio: brcm: Add bindings for xgs-iproc Date: Fri, 4 Oct 2019 14:25:24 +1300 Message-Id: <20191004012525.26647-2-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191004012525.26647-1-chris.packham@alliedtelesis.co.nz> References: <20191004012525.26647-1-chris.packham@alliedtelesis.co.nz> MIME-Version: 1.0 x-atlnz-ls: pat X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191003_182542_388591_2389816D X-CRM114-Status: GOOD ( 11.37 ) 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 [202.36.163.20 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 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: linux-gpio@vger.kernel.org, Chris Packham , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This GPIO controller is present on a number of Broadcom switch ASICs with integrated SoCs. It is similar to the nsp-gpio and iproc-gpio blocks but different enough to require a separate driver. Signed-off-by: Chris Packham --- .../bindings/gpio/brcm,xgs-iproc.txt | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.txt diff --git a/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.txt b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.txt new file mode 100644 index 000000000000..328b844c82dc --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.txt @@ -0,0 +1,41 @@ +Broadcom XGS iProc GPIO controller + +This controller is the Chip Common A GPIO present on a number of Broadcom +switch ASICs with integrated SoCs. + +Required properties: +- compatible: + Must be "brcm,iproc-gpio-cca" + +- reg: + The first region defines the base I/O address containing + the GPIO controller registers. The second region defines + the I/O address containing the Chip Common A interrupt + registers. + +Optional properties: + +- interrupts: + The interrupt shared by all GPIO lines for this controller. + +- #interrupt-cells: + Should be <2>. The first cell is the GPIO number, the second should specify + flags. + + See also Documentation/devicetree/bindings/interrupt-controller/interrupts.txt + +- interrupt-controller: + Marks the device node as an interrupt controller + +Example: + gpioa: gpio@18000060 { + compatible = "brcm,iproc-gpio-cca"; + #gpio-cells = <2>; + reg = <0x18000060 0x50>, + <0x18000000 0x50>; + ngpios = <12>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = ; + };