diff options
Diffstat (limited to 'Documentation')
4 files changed, 91 insertions, 22 deletions
diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt index 079b42a81d7c..18090e7226b4 100644 --- a/Documentation/devicetree/bindings/dma/ti-edma.txt +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt @@ -15,7 +15,7 @@ Required properties: - reg: Memory map of eDMA CC - reg-names: "edma3_cc" - interrupts: Interrupt lines for CCINT, MPERR and CCERRINT. -- interrupt-names: "edma3_ccint", "emda3_mperr" and "edma3_ccerrint" +- interrupt-names: "edma3_ccint", "edma3_mperr" and "edma3_ccerrint" - ti,tptcs: List of TPTCs associated with the eDMA in the following form: <&tptc_phandle TC_priority_number>. The highest priority is 0. @@ -48,7 +48,7 @@ edma: edma@49000000 { reg = <0x49000000 0x10000>; reg-names = "edma3_cc"; interrupts = <12 13 14>; - interrupt-names = "edma3_ccint", "emda3_mperr", "edma3_ccerrint"; + interrupt-names = "edma3_ccint", "edma3_mperr", "edma3_ccerrint"; dma-requests = <64>; #dma-cells = <2>; diff --git a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt index fb81179dce37..8007e839a716 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt @@ -2,28 +2,48 @@ TI SOC ECAP based APWM controller Required properties: - compatible: Must be "ti,<soc>-ecap". - for am33xx - compatible = "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"; + for dra746 - compatible = "ti,dra746-ecap", "ti,am3352-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. - reg: physical base address and size of the registers map. 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@0 { /* ECAP on am33xx */ - compatible = "ti,am33xx-ecap"; +ecap0: ecap@48300100 { /* ECAP on am33xx */ + compatible = "ti,am3352-ecap", "ti,am33xx-ecap"; + #pwm-cells = <3>; + reg = <0x48300100 0x80>; + clocks = <&l4ls_gclk>; + clock-names = "fck"; +}; + +ecap0: ecap@48300100 { /* ECAP on am4372 */ + 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,am3352-ecap", "ti,am33xx-ecap"; + #pwm-cells = <3>; + reg = <0x1f06000 0x80>; }; -ecap0: ecap@0 { /* ECAP on da850 */ - compatible = "ti,da850-ecap", "ti,am33xx-ecap"; +ecap0: ecap@4843e100 { + compatible = "ti,dra746-ecap", "ti,am3352-ecap"; #pwm-cells = <3>; - reg = <0x306000 0x80>; + reg = <0x4843e100 0x80>; + clocks = <&l4_root_clk_div>; + clock-names = "fck"; }; diff --git a/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt b/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt index 9c100b2c5b23..944fe356bb45 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt @@ -2,28 +2,48 @@ TI SOC EHRPWM based PWM controller Required properties: - compatible: Must be "ti,<soc>-ehrpwm". - for am33xx - compatible = "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"; + for dra746 - compatible = "ti,dra746-ehrpwm", "ti-am3352-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. - reg: physical base address and size of the registers map. 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: ehrpwm@0 { /* EHRPWM on am33xx */ - compatible = "ti,am33xx-ehrpwm"; +ehrpwm0: pwm@48300200 { /* EHRPWM on am33xx */ + compatible = "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; #pwm-cells = <3>; reg = <0x48300200 0x100>; + clocks = <&ehrpwm0_tbclk>, <&l4ls_gclk>; + clock-names = "tbclk", "fck"; +}; + +ehrpwm0: pwm@48300200 { /* EHRPWM on am4372 */ + 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: ehrpwm@0 { /* EHRPWM on da850 */ - compatible = "ti,da850-ehrpwm", "ti,am33xx-ehrpwm"; +ehrpwm0: pwm@1f00000 { /* EHRPWM on da850 */ + compatible = "ti,da850-ehrpwm", "ti,am3352-ehrpwm", "ti,am33xx-ehrpwm"; + #pwm-cells = <3>; + reg = <0x1f00000 0x2000>; +}; + +ehrpwm0: pwm@4843e200 { /* EHRPWM on dra746 */ + compatible = "ti,dra746-ehrpwm", "ti,am3352-ehrpwm"; #pwm-cells = <3>; - reg = <0x300000 0x2000>; + reg = <0x4843e200 0x80>; + clocks = <&ehrpwm0_tbclk>, <&l4_root_clk_div>; + clock-names = "tbclk", "fck"; }; diff --git a/Documentation/devicetree/bindings/pwm/pwm-tipwmss.txt b/Documentation/devicetree/bindings/pwm/pwm-tipwmss.txt index f7eae77f8354..1a5d7b71db89 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-tipwmss.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-tipwmss.txt @@ -1,7 +1,11 @@ TI SOC based PWM Subsystem Required properties: -- compatible: Must be "ti,am33xx-pwmss"; +- compatible: Must be "ti,<soc>-pwmss". + for am33xx - compatible = "ti,am33xx-pwmss"; + for am4372 - compatible = "ti,am4372-pwmss","ti,am33xx-pwmss"; + for dra746 - compatible = "ti,dra746-pwmss", "ti,am33xx-pwmss" + - reg: physical base address and size of the registers map. - address-cells: Specify the number of u32 entries needed in child nodes. Should set to 1. @@ -16,7 +20,7 @@ Required properties: Also child nodes should also populated under PWMSS DT node. Example: -pwmss0: pwmss@48300000 { +epwmss0: epwmss@48300000 { /* PWMSS for am33xx */ compatible = "ti,am33xx-pwmss"; reg = <0x48300000 0x10>; ti,hwmods = "epwmss0"; @@ -29,3 +33,28 @@ pwmss0: pwmss@48300000 { /* child nodes go here */ }; + +epwmss0: epwmss@48300000 { /* PWMSS for am4372 */ + compatible = "ti,am4372-pwmss","ti,am33xx-pwmss" + reg = <0x48300000 0x10>; + ti,hwmods = "epwmss0"; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + ranges = <0x48300100 0x48300100 0x80 /* ECAP */ + 0x48300180 0x48300180 0x80 /* EQEP */ + 0x48300200 0x48300200 0x80>; /* EHRPWM */ + + /* child nodes go here */ +}; + +epwmss0: epwmss@4843e000 { /* PWMSS for DRA7xx */ + compatible = "ti,dra746-pwmss", "ti,am33xx-pwmss"; + reg = <0x4843e000 0x30>; + ti,hwmods = "epwmss0"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + /* child nodes go here */ +}; |