Merge tag 'char-misc-4.13-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregk...

[karo-tx-linux.git] / Documentation / devicetree / bindings / ata / sata_rcar.txt

diff --git a/Documentation/devicetree/bindings/ata/sata_rcar.txt b/Documentation/devicetree/bindings/ata/sata_rcar.txt
index 0764f9ab63dcde31f7efff01f74e56c5c6fa1c56..e20eac7a30874f0db82adefa0cdf3a77ac09aec2 100644 (file)
--- a/Documentation/devicetree/bindings/ata/sata_rcar.txt
+++ b/Documentation/devicetree/bindings/ata/sata_rcar.txt
@@ -1,14 +1,22 @@
 * Renesas R-Car SATA
 
 Required properties:
-- compatible           : should contain one of the following:
+- compatible           : should contain one or more of the following:
                          - "renesas,sata-r8a7779" for R-Car H1
-                           ("renesas,rcar-sata" is deprecated)
                          - "renesas,sata-r8a7790-es1" for R-Car H2 ES1
                          - "renesas,sata-r8a7790" for R-Car H2 other than ES1
                          - "renesas,sata-r8a7791" for R-Car M2-W
                          - "renesas,sata-r8a7793" for R-Car M2-N
                          - "renesas,sata-r8a7795" for R-Car H3
+                         - "renesas,rcar-gen2-sata" for a generic R-Car Gen2 compatible device
+                         - "renesas,rcar-gen3-sata" for a generic R-Car Gen3 compatible device
+                         - "renesas,rcar-sata" is deprecated
+
+                         When compatible with the generic version nodes
+                         must list the SoC-specific version corresponding
+                         to the platform first followed by the generic
+                         version.
+
 - reg                  : address and length of the SATA registers;
 - interrupts           : must consist of one interrupt specifier.
 - clocks               : must contain a reference to the functional clock.
@@ -16,7 +24,7 @@ Required properties:
 Example:
 
 sata0: sata@ee300000 {
-       compatible = "renesas,sata-r8a7791";
+       compatible = "renesas,sata-r8a7791", "renesas,rcar-gen2-sata";
        reg = <0 0xee300000 0 0x2000>;
        interrupt-parent = <&gic>;
        interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>;