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Linux/Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml

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Diff markup

Differences between /Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml (Version linux-6.12-rc7) and /Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml (Version linux-5.4.285)


  1 # SPDX-License-Identifier: (GPL-2.0-only OR BS    
  2 # Copyright 2019,2020 Lubomir Rintel <lkundrak@    
  3 %YAML 1.2                                         
  4 ---                                               
  5 $id: http://devicetree.org/schemas/spi/marvell    
  6 $schema: http://devicetree.org/meta-schemas/co    
  7                                                   
  8 title: PXA2xx SSP SPI Controller                  
  9                                                   
 10 maintainers:                                      
 11   - Lubomir Rintel <lkundrak@v3.sk>                
 12                                                   
 13 properties:                                       
 14   compatible:                                     
 15     enum:                                         
 16       - marvell,mmp2-ssp                          
 17       - mrvl,ce4100-ssp                           
 18       - mvrl,pxa168-ssp                           
 19       - mrvl,pxa25x-ssp                           
 20       - mvrl,pxa25x-nssp                          
 21       - mrvl,pxa27x-ssp                           
 22       - mrvl,pxa3xx-ssp                           
 23       - mrvl,pxa910-ssp                           
 24                                                   
 25   interrupts:                                     
 26     maxItems: 1                                   
 27                                                   
 28   reg:                                            
 29     maxItems: 1                                   
 30                                                   
 31   clocks:                                         
 32     maxItems: 1                                   
 33                                                   
 34   dmas:                                           
 35     items:                                        
 36       - description: Receive DMA                  
 37       - description: Transmit DMA                 
 38                                                   
 39   dma-names:                                      
 40     items:                                        
 41       - const: rx                                 
 42       - const: tx                                 
 43                                                   
 44   ready-gpios:                                    
 45     description: |                                
 46       GPIO used to signal a SPI master that th    
 47       ready to service a transfer. Only useful    
 48     maxItems: 1                                   
 49                                                   
 50 required:                                         
 51   - compatible                                    
 52   - reg                                           
 53   - interrupts                                    
 54   - clocks                                        
 55                                                   
 56 dependencies:                                     
 57   ready-gpios: [ spi-slave ]                      
 58                                                   
 59 allOf:                                            
 60   - $ref: spi-controller.yaml#                    
 61   - if:                                           
 62       properties:                                 
 63         compatible:                               
 64           contains:                               
 65             const: marvell,mmp2-ssp               
 66     then:                                         
 67       properties:                                 
 68         dmas: false                               
 69         dma-names: false                          
 70                                                   
 71 unevaluatedProperties: false                      
 72                                                   
 73 examples:                                         
 74   - |                                             
 75     #include <dt-bindings/clock/marvell,mmp2.h    
 76     spi@d4035000 {                                
 77         compatible = "marvell,mmp2-ssp";          
 78         #address-cells = <1>;                     
 79         #size-cells = <0>;                        
 80         reg = <0xd4035000 0x1000>;                
 81         clocks = <&soc_clocks MMP2_CLK_SSP0>;     
 82         interrupts = <0>;                         
 83     };                                            
 84                                                   
 85 ...                                               
                                                      

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