clk: vc5: Add bindings for IDT VersaClock 5P49V6901

IDT VersaClock 6 5P49V6901 has 4 clock outputs, 4 fractional dividers.
Input clock source can be taken from either external crystal or from
external reference clock.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Alexey Firago <alexey_firago@mentor.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: linux-renesas-soc@vger.kernel.org
Cc: devicetree@vger.kernel.org
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/Documentation/devicetree/bindings/clock/idt,versaclock5.txt b/Documentation/devicetree/bindings/clock/idt,versaclock5.txt
index 53d7e50..66ef0a0 100644 (file)
--- a/Documentation/devicetree/bindings/clock/idt,versaclock5.txt
+++ b/Documentation/devicetree/bindings/clock/idt,versaclock5.txt
@@ -1,24 +1,29 @@
-Binding for IDT VersaClock5 programmable i2c clock generator.
+Binding for IDT VersaClock 5,6 programmable i2c clock generators.
 
-The IDT VersaClock5 are programmable i2c clock generators providing
-from 3 to 12 output clocks.
+The IDT VersaClock 5 and VersaClock 6 are programmable i2c clock
+generators providing from 3 to 12 output clocks.
 
 ==I2C device node==
 
 Required properties:
-- compatible:  shall be one of "idt,5p49v5923" , "idt,5p49v5933" ,
-               "idt,5p49v5935".
+- compatible:  shall be one of
+               "idt,5p49v5923"
+               "idt,5p49v5933"
+               "idt,5p49v5935"
+               "idt,5p49v6901"
 - reg:         i2c device address, shall be 0x68 or 0x6a.
 - #clock-cells:        from common clock binding; shall be set to 1.
 - clocks:      from common clock binding; list of parent clock handles,
-               - 5p49v5923: (required) either or both of XTAL or CLKIN
+               - 5p49v5923 and
+                 5p49v6901: (required) either or both of XTAL or CLKIN
                                        reference clock.
                - 5p49v5933 and
                - 5p49v5935: (optional) property not present (internal
                                        Xtal used) or CLKIN reference
                                        clock.
 - clock-names: from common clock binding; clock input names, can be
-               - 5p49v5923: (required) either or both of "xin", "clkin".
+               - 5p49v5923 and
+                 5p49v6901: (required) either or both of "xin", "clkin".
                - 5p49v5933 and
                - 5p49v5935: (optional) property not present or "clkin".
 
@@ -44,6 +49,13 @@ clock specifier, the following mapping applies:
        3 -- OUT3
        4 -- OUT4
 
+5P49V6901:
+       0 -- OUT0_SEL_I2CB
+       1 -- OUT1
+       2 -- OUT2
+       3 -- OUT3
+       4 -- OUT4
+
 ==Example==
 
 /* 25MHz reference crystal */