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Linux/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml

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Diff markup

Differences between /Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml (Version linux-6.12-rc7) and /Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml (Version linux-5.6.19)


  1 # SPDX-License-Identifier: GPL-2.0-only OR BSD    
  2 %YAML 1.2                                         
  3 ---                                               
  4 $id: http://devicetree.org/schemas/ufs/samsung    
  5 $schema: http://devicetree.org/meta-schemas/co    
  6                                                   
  7 title: Samsung SoC series UFS host controller     
  8                                                   
  9 maintainers:                                      
 10   - Alim Akhtar <alim.akhtar@samsung.com>          
 11                                                   
 12 description: |                                    
 13   Each Samsung UFS host controller instance sh    
 14                                                   
 15 properties:                                       
 16   compatible:                                     
 17     enum:                                         
 18       - google,gs101-ufs                          
 19       - samsung,exynos7-ufs                       
 20       - samsung,exynosautov9-ufs                  
 21       - samsung,exynosautov9-ufs-vh               
 22       - tesla,fsd-ufs                             
 23                                                   
 24   reg:                                            
 25     items:                                        
 26       - description: HCI register                 
 27       - description: vendor specific register     
 28       - description: unipro register              
 29       - description: UFS protector register       
 30                                                   
 31   reg-names:                                      
 32     items:                                        
 33       - const: hci                                
 34       - const: vs_hci                             
 35       - const: unipro                             
 36       - const: ufsp                               
 37                                                   
 38   clocks:                                         
 39     minItems: 2                                   
 40     items:                                        
 41       - description: ufs link core clock          
 42       - description: unipro main clock            
 43       - description: fmp clock                    
 44       - description: ufs aclk clock               
 45       - description: ufs pclk clock               
 46       - description: sysreg clock                 
 47                                                   
 48   clock-names:                                    
 49     minItems: 2                                   
 50     items:                                        
 51       - const: core_clk                           
 52       - const: sclk_unipro_main                   
 53       - const: fmp                                
 54       - const: aclk                               
 55       - const: pclk                               
 56       - const: sysreg                             
 57                                                   
 58   phys:                                           
 59     maxItems: 1                                   
 60                                                   
 61   phy-names:                                      
 62     const: ufs-phy                                
 63                                                   
 64   samsung,sysreg:                                 
 65     $ref: /schemas/types.yaml#/definitions/pha    
 66     items:                                        
 67       - items:                                    
 68           - description: phandle to FSYSx sysr    
 69           - description: offset of the control    
 70     description:                                  
 71       Phandle and offset to the FSYSx sysreg f    
 72                                                   
 73   dma-coherent: true                              
 74                                                   
 75 required:                                         
 76   - compatible                                    
 77   - reg                                           
 78   - phys                                          
 79   - phy-names                                     
 80   - clocks                                        
 81   - clock-names                                   
 82                                                   
 83 allOf:                                            
 84   - $ref: ufs-common.yaml                         
 85   - if:                                           
 86       properties:                                 
 87         compatible:                               
 88           contains:                               
 89             const: google,gs101-ufs               
 90                                                   
 91     then:                                         
 92       properties:                                 
 93         clocks:                                   
 94           minItems: 6                             
 95                                                   
 96         clock-names:                              
 97           minItems: 6                             
 98                                                   
 99     else:                                         
100       properties:                                 
101         clocks:                                   
102           maxItems: 2                             
103                                                   
104         clock-names:                              
105           maxItems: 2                             
106                                                   
107 unevaluatedProperties: false                      
108                                                   
109 examples:                                         
110   - |                                             
111     #include <dt-bindings/interrupt-controller    
112     #include <dt-bindings/clock/exynos7-clk.h>    
113                                                   
114     ufs: ufs@15570000 {                           
115        compatible = "samsung,exynos7-ufs";        
116        reg = <0x15570000 0x100>,                  
117              <0x15570100 0x100>,                  
118              <0x15571000 0x200>,                  
119              <0x15572000 0x300>;                  
120        reg-names = "hci", "vs_hci", "unipro",     
121        interrupts = <GIC_SPI 200 IRQ_TYPE_LEVE    
122        clocks = <&clock_fsys1 ACLK_UFS20_LINK>    
123                 <&clock_fsys1 SCLK_UFSUNIPRO20    
124        clock-names = "core_clk", "sclk_unipro_    
125        pinctrl-names = "default";                 
126        pinctrl-0 = <&ufs_rst_n &ufs_refclk_out    
127        phys = <&ufs_phy>;                         
128        phy-names = "ufs-phy";                     
129     };                                            
130 ...                                               
                                                      

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