From mboxrd@z Thu Jan 1 00:00:00 1970 From: tim.kryger@linaro.org (Tim Kryger) Date: Mon, 18 Nov 2013 10:54:57 -0800 Subject: [PATCH 1/5] Documentation: dt: Add kona-pwm binding In-Reply-To: <1384800901-21711-1-git-send-email-tim.kryger@linaro.org> References: <1384800901-21711-1-git-send-email-tim.kryger@linaro.org> Message-ID: <1384800901-21711-2-git-send-email-tim.kryger@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add the binding description for the kona-pwm block 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..5c3ea1b --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt @@ -0,0 +1,24 @@ +Broadcom's PWM Controller Device Tree bindings + +Broadcom's Kona PWM Controller has 6 channels + +Required Properties : +- compatible: should be "brcm,kona-pwm" +- reg: physical base address and length of the controller's registers +- clocks: clock specifier for the kona pwm external clock +- #pwm-cells: should be 2. The first cell specifies the per-chip index + of the PWM to use and the second cell is the period in nanoseconds. + +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 at 3e01a000 { + compatible = "brcm,bcm11351-pwm", "brcm,kona-pwm"; + reg = <0x3e01a000 0xc4>; + clocks = <&pwm_clk>; + #pwm-cells = <2>; +}; -- 1.8.0.1