From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tim Kryger Subject: [PATCH v3 1/5] Documentation: dt: Add Kona PWM binding Date: Wed, 12 Mar 2014 13:15:42 -0700 Message-ID: <1394655346-30048-2-git-send-email-tim.kryger@linaro.org> References: <1394655346-30048-1-git-send-email-tim.kryger@linaro.org> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1394655346-30048-1-git-send-email-tim.kryger@linaro.org> Sender: linux-pwm-owner@vger.kernel.org To: Thierry Reding , Matt Porter , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Rob Landley , Christian Daudt , Grant Likely Cc: Tim Kryger , Linux PWM List , Device Tree List , Linux Doc List , Linux Kernel Mailing List , Broadcom Kernel Feedback List , Linux ARM Kernel List List-Id: devicetree@vger.kernel.org Add the binding description for the Kona PWM controller found on Broadcom's mobile SoCs. Signed-off-by: Tim Kryger Reviewed-by: Alex Elder Reviewed-by: Markus Mayer --- .../devicetree/bindings/pwm/bcm-kona-pwm.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt diff --git a/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt new file mode 100644 index 0000000..c8e2d13 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt @@ -0,0 +1,24 @@ +Broadcom Kona PWM controller device tree bindings + +This controller has 6 channels. + +Required Properties : +- compatible: should be "brcm,kona-pwm" +- reg: physical base address and length of the controller's registers +- clocks: phandle + clock specifier pair for the external clock +- #pwm-cells: should be 3. The first cell specifies the per-chip index + of the PWM to use, the second cell is the period in nanoseconds, and + the third cell is the flags. + +Refer to pwm/pwm.txt for generic pwm controller node properties. + +Refer to clocks/clock-bindings.txt for generic clock consumer properties. + +Example: + +pwm: pwm@3e01a000 { + compatible = "brcm,bcm11351-pwm", "brcm,kona-pwm"; + reg = <0x3e01a000 0xc4>; + clocks = <&pwm_clk>; + #pwm-cells = <3>; +}; -- 1.8.0.1