From e093d06acaa99a79c6de30be22ba71faf6b78dd6 Mon Sep 17 00:00:00 2001 From: Weiqing Kong Date: Mon, 11 Jul 2016 16:18:07 +0800 Subject: dt-bindings: pwm: Add MediaTek display PWM bindings Add MT2701 compatible string. Signed-off-by: Weiqing Kong Acked-by: Rob Herring Signed-off-by: Thierry Reding --- Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt b/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt index f8f59baf6b67..6f8af2bcc7b7 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt @@ -2,8 +2,9 @@ MediaTek display PWM controller Required properties: - compatible: should be "mediatek,-disp-pwm": - - "mediatek,mt8173-disp-pwm": found on mt8173 SoC. + - "mediatek,mt2701-disp-pwm": found on mt2701 SoC. - "mediatek,mt6595-disp-pwm": found on mt6595 SoC. + - "mediatek,mt8173-disp-pwm": found on mt8173 SoC. - reg: physical base address and length of the controller's registers. - #pwm-cells: must be 2. See pwm.txt in this directory for a description of the cell format. -- cgit v1.2.3 From 89394cc7c20c48d5e213d05cc37a87ceec23d963 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Mon, 22 Aug 2016 17:36:31 +0200 Subject: dt-bindings: pwm: Add bindings for Meson PWM Controller Add bindings for the Amlogic PWM Controller in Meson8b and GXBB SoCs. Signed-off-by: Neil Armstrong Signed-off-by: Thierry Reding --- .../devicetree/bindings/pwm/pwm-meson.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/pwm-meson.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/pwm/pwm-meson.txt b/Documentation/devicetree/bindings/pwm/pwm-meson.txt new file mode 100644 index 000000000000..5376a4468cb6 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-meson.txt @@ -0,0 +1,23 @@ +Amlogic Meson PWM Controller +============================ + +Required properties: +- compatible: Shall contain "amlogic,meson8b-pwm" or "amlogic,meson-gxbb-pwm". +- #pwm-cells: Should be 3. See pwm.txt in this directory for a description of + the cells format. + +Optional properties: +- clocks: Could contain one or two parents clocks phandle for each of the two + PWM channels. +- clock-names: Could contain at least the "clkin0" and/or "clkin1" names. + +Example: + + pwm_ab: pwm@8550 { + compatible = "amlogic,meson-gxbb-pwm"; + reg = <0x0 0x08550 0x0 0x10>; + #pwm-cells = <3>; + status = "disabled"; + clocks = <&xtal>, <&xtal>; + clock-names = "clkin0", "clkin1"; + } -- cgit v1.2.3 From 42ddcf4f9ebbfeac75fac3851f2807833b222399 Mon Sep 17 00:00:00 2001 From: Milo Kim Date: Wed, 31 Aug 2016 17:25:20 +0900 Subject: pwm: sunxi: Add H3 support H3 PWM controller has same register layout as sun4i driver, so it works by adding H3 specific data. Cc: Thierry Reding Cc: Rob Herring Cc: Maxime Ripard Cc: Alexandre Belloni Cc: Chen-Yu Tsai Cc: linux-pwm@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Milo Kim Acked-by: Chen-Yu Tsai Reviewed-by: Alexandre Belloni Acked-by: Rob Herring Signed-off-by: Thierry Reding --- Documentation/devicetree/bindings/pwm/pwm-sun4i.txt | 1 + 1 file changed, 1 insertion(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt index cf6068b8e974..f1cbeefb3087 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt @@ -6,6 +6,7 @@ Required properties: - "allwinner,sun5i-a10s-pwm" - "allwinner,sun5i-a13-pwm" - "allwinner,sun7i-a20-pwm" + - "allwinner,sun8i-h3-pwm" - reg: physical base address and length of the controller's registers - #pwm-cells: should be 3. See pwm.txt in this directory for a description of the cells format. -- cgit v1.2.3 From 055beac1317900fa5e860b13d60109e76cf55733 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Tue, 16 Aug 2016 10:35:08 +0100 Subject: dt-bindings: pwm: sti: Update DT bindings for capture support In order to support capture of PWM signals a new clock as well as an interrupt line are required. Furthermore a new property is introduced that allows the number of capture channels to be specified. Typically there will be less capture channels than output channels, since all channels have the latter capability, but only some have support for capture. Signed-off-by: Lee Jones Acked-by: Rob Herring Signed-off-by: Thierry Reding --- Documentation/devicetree/bindings/pwm/pwm-st.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/pwm/pwm-st.txt b/Documentation/devicetree/bindings/pwm/pwm-st.txt index 84d2fb807d3c..19fce774cafa 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-st.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-st.txt @@ -13,13 +13,14 @@ Required parameters: - pinctrl-0: List of phandles pointing to pin configuration nodes for PWM module. For Pinctrl properties, please refer to [1]. -- clock-names: Set to "pwm". +- clock-names: Valid entries are "pwm" and/or "capture". - clocks: phandle of the clock used by the PWM module. For Clk properties, please refer to [2]. +- interrupts: IRQ for the Capture device Optional properties: -- st,pwm-num-chan: Number of available channels. If not passed, the driver - will consider single channel by default. +- st,pwm-num-chan: Number of available PWM channels. Default is 0. +- st,capture-num-chan: Number of available Capture channels. Default is 0. [1] Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt [2] Documentation/devicetree/bindings/clock/clock-bindings.txt @@ -38,4 +39,5 @@ pwm1: pwm@fe510000 { clocks = <&clk_sysin>; clock-names = "pwm"; st,pwm-num-chan = <4>; + st,capture-num-chan = <2>; }; -- cgit v1.2.3