clk: renesas: Add DIV6P1 clock type

Add macros for the DIV6P1 clock type, which is used on Gen2
and optionally also on Gen3.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h
index d11145a..2bd98bc 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.h
+++ b/drivers/clk/renesas/renesas-cpg-mssr.h
@@ -53,6 +53,8 @@
 	/* Generic */
 	CLK_TYPE_IN,		/* External Clock Input */
 	CLK_TYPE_FF,		/* Fixed Factor Clock */
+	CLK_TYPE_DIV6P1,	/* DIV6 Clock with 1 parent clock */
+	CLK_TYPE_DIV6_RO,	/* DIV6 Clock read only with extra divisor */
 
 	/* Custom definitions start here */
 	CLK_TYPE_CUSTOM,
@@ -67,6 +69,10 @@
 	DEF_TYPE(_name, _id, CLK_TYPE_IN)
 #define DEF_FIXED(_name, _id, _parent, _div, _mult)	\
 	DEF_BASE(_name, _id, CLK_TYPE_FF, _parent, .div = _div, .mult = _mult)
+#define DEF_DIV6P1(_name, _id, _parent, _offset)	\
+	DEF_BASE(_name, _id, CLK_TYPE_DIV6P1, _parent, .offset = _offset)
+#define DEF_DIV6_RO(_name, _id, _parent, _offset, _div)	\
+	DEF_BASE(_name, _id, CLK_TYPE_DIV6_RO, _parent, .offset = _offset, .div = _div, .mult = 1)
 
 /*
  * Definitions of Module Clocks