diff options
-rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-tiecap.txt | 18 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt | 18 | ||||
-rw-r--r-- | arch/arm/boot/dts/am33xx.dtsi | 30 | ||||
-rw-r--r-- | arch/arm/boot/dts/am4372.dtsi | 54 |
4 files changed, 93 insertions, 27 deletions
diff --git a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt index 0d47354b72f4..ee0a8bd34701 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt @@ -2,9 +2,9 @@ TI SOC ECAP based APWM controller Required properties: - compatible: Must be "ti,<soc>-ecap". - for am33xx - compatible = "ti,am33xx-ecap"; - for am4372 - compatible = "ti,am4372-ecap", "ti,am33xx-ecap"; - for da850 - compatible = "ti,da850-ecap", "ti,am33xx-ecap"; + for am33xx - compatible = "ti,am3352-ecap", "ti,am33xx-ecap"; + for am4372 - compatible = "ti,am4372-ecap", "ti,am3352-ecap", "ti,am33xx-ecap"; + for da850 - compatible = "ti,da850-ecap", "ti,am3352-ecap", "ti,am33xx-ecap"; - #pwm-cells: should be 3. See pwm.txt in this directory for a description of the cells format. The PWM channel index ranges from 0 to 4. The only third cell flag supported by this binding is PWM_POLARITY_INVERTED. @@ -13,25 +13,31 @@ Required properties: Optional properties: - ti,hwmods: Name of the hwmod associated to the ECAP: "ecap<x>", <x> being the 0-based instance number from the HW spec +- clocks: Handle to the ECAP's functional clock. +- clock-names: Must be set to "fck". Example: ecap0: ecap@48300100 { /* ECAP on am33xx */ - compatible = "ti,am33xx-ecap"; + compatible = "ti,am3352-ecap", "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48300100 0x80>; ti,hwmods = "ecap0"; + clocks = <&l4ls_gclk>; + clock-names = "fck"; }; ecap0: ecap@48300100 { /* ECAP on am4372 */ - compatible = "ti,am4372-ecap", "ti,am33xx-ecap"; + compatible = "ti,am4372-ecap", "ti,am3352-ecap", "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48300100 0x80>; ti,hwmods = "ecap0"; + clocks = <&l4ls_gclk>; + clock-names = "fck"; }; ecap0: ecap@1f06000 { /* ECAP on da850 */ - compatible = "ti,da850-ecap", "ti,am33xx-ecap"; + compatible = "ti,da850-ecap", "ti,am3352-ecap", "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x1f06000 0x80>; }; diff --git a/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt b/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt index f3bc09e92d4c..e9a156b56bd5 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt @@ -2,9 +2,9 @@ TI SOC EHRPWM based PWM controller Required properties: - compatible: Must be "ti,<soc>-ehrpwm". - for am33xx - compatible = "ti,am33xx-ehrpwm"; - for am4372 - compatible = "ti,am4372-ehrpwm", "ti,am33xx-ehrpwm"; - for da850 - compatible = "ti,da850-ehrpwm", "ti,am33xx-ehrpwm"; + for am33xx - compatible = "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; + for am4372 - compatible = "ti,am4372-ehrpwm", "ti-am3352-ehrpwm", "ti,am33xx-ehrpwm"; + for da850 - compatible = "ti,da850-ehrpwm", "ti-am3352-ehrpwm", "ti,am33xx-ehrpwm"; - #pwm-cells: should be 3. See pwm.txt in this directory for a description of the cells format. The only third cell flag supported by this binding is PWM_POLARITY_INVERTED. @@ -13,25 +13,31 @@ Required properties: Optional properties: - ti,hwmods: Name of the hwmod associated to the EHRPWM: "ehrpwm<x>", <x> being the 0-based instance number from the HW spec +- clocks: Handle to the PWM's time-base and functional clock. +- clock-names: Must be set to "tbclk" and "fck". Example: ehrpwm0: pwm@48300200 { /* EHRPWM on am33xx */ - compatible = "ti,am33xx-ehrpwm"; + compatible = "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48300200 0x100>; + clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; ti,hwmods = "ehrpwm0"; }; ehrpwm0: pwm@48300200 { /* EHRPWM on am4372 */ - compatible = "ti,am4372-ehrpwm", "ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48300200 0x80>; + clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; ti,hwmods = "ehrpwm0"; }; ehrpwm0: pwm@1f00000 { /* EHRPWM on da850 */ - compatible = "ti,da850-ehrpwm", "ti,am33xx-ehrpwm"; + compatible = "ti,da850-ehrpwm", "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x1f00000 0x2000>; }; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 52be48bbd2dd..999ba2f1a8b7 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -679,9 +679,12 @@ 0x48300200 0x48300200 0x80>; /* EHRPWM */ ecap0: ecap@48300100 { - compatible = "ti,am33xx-ecap"; + compatible = "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48300100 0x80>; + clocks = <&l4ls_gclk>; + clock-names = "fck"; interrupts = <31>; interrupt-names = "ecap0"; ti,hwmods = "ecap0"; @@ -689,10 +692,13 @@ }; ehrpwm0: pwm@48300200 { - compatible = "ti,am33xx-ehrpwm"; + compatible = "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48300200 0x80>; ti,hwmods = "ehrpwm0"; + clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -709,9 +715,12 @@ 0x48302200 0x48302200 0x80>; /* EHRPWM */ ecap1: ecap@48302100 { - compatible = "ti,am33xx-ecap"; + compatible = "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48302100 0x80>; + clocks = <&l4ls_gclk>; + clock-names = "fck"; interrupts = <47>; interrupt-names = "ecap1"; ti,hwmods = "ecap1"; @@ -719,10 +728,13 @@ }; ehrpwm1: pwm@48302200 { - compatible = "ti,am33xx-ehrpwm"; + compatible = "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48302200 0x80>; ti,hwmods = "ehrpwm1"; + clocks = <&ehrpwm1_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -739,9 +751,12 @@ 0x48304200 0x48304200 0x80>; /* EHRPWM */ ecap2: ecap@48304100 { - compatible = "ti,am33xx-ecap"; + compatible = "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48304100 0x80>; + clocks = <&l4ls_gclk>; + clock-names = "fck"; interrupts = <61>; interrupt-names = "ecap2"; ti,hwmods = "ecap2"; @@ -749,10 +764,13 @@ }; ehrpwm2: pwm@48304200 { - compatible = "ti,am33xx-ehrpwm"; + compatible = "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48304200 0x80>; ti,hwmods = "ehrpwm2"; + clocks = <&ehrpwm2_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 12fcde4d4d2e..e8584606d56f 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -672,18 +672,26 @@ status = "disabled"; ecap0: ecap@48300100 { - compatible = "ti,am4372-ecap","ti,am33xx-ecap"; + compatible = "ti,am4372-ecap", + "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48300100 0x80>; ti,hwmods = "ecap0"; + clocks = <&l4ls_gclk>; + clock-names = "fck"; status = "disabled"; }; ehrpwm0: pwm@48300200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48300200 0x80>; ti,hwmods = "ehrpwm0"; + clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -698,18 +706,26 @@ status = "disabled"; ecap1: ecap@48302100 { - compatible = "ti,am4372-ecap","ti,am33xx-ecap"; + compatible = "ti,am4372-ecap", + "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48302100 0x80>; ti,hwmods = "ecap1"; + clocks = <&l4ls_gclk>; + clock-names = "fck"; status = "disabled"; }; ehrpwm1: pwm@48302200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48302200 0x80>; ti,hwmods = "ehrpwm1"; + clocks = <&ehrpwm1_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -724,18 +740,26 @@ status = "disabled"; ecap2: ecap@48304100 { - compatible = "ti,am4372-ecap","ti,am33xx-ecap"; + compatible = "ti,am4372-ecap", + "ti,am3352-ecap", + "ti,am33xx-ecap"; #pwm-cells = <3>; reg = <0x48304100 0x80>; + clocks = <&l4ls_gclk>; + clock-names = "fck"; ti,hwmods = "ecap2"; status = "disabled"; }; ehrpwm2: pwm@48304200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48304200 0x80>; ti,hwmods = "ehrpwm2"; + clocks = <&ehrpwm2_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -750,10 +774,14 @@ status = "disabled"; ehrpwm3: pwm@48306200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48306200 0x80>; ti,hwmods = "ehrpwm3"; + clocks = <&ehrpwm3_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -768,10 +796,14 @@ status = "disabled"; ehrpwm4: pwm@48308200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48308200 0x80>; ti,hwmods = "ehrpwm4"; + clocks = <&ehrpwm4_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; status = "disabled"; }; }; @@ -786,9 +818,13 @@ status = "disabled"; ehrpwm5: pwm@4830a200 { - compatible = "ti,am4372-ehrpwm","ti,am33xx-ehrpwm"; + compatible = "ti,am4372-ehrpwm", + "ti,am3352-ehrpwm", + "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x4830a200 0x80>; + clocks = <&ehrpwm5_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; ti,hwmods = "ehrpwm5"; status = "disabled"; }; |