soc: renesas: r8a77970-sysc: fix power area parents

According to the figure 9.2(b) of the R-Car Series, 3rd Generation User’s
Manual: Hardware Rev. 0.80 the A2IRn and A2SCn power areas in R8A77970 have
the A3IR area as a parent, thus the SYSC driver has those parents wrong...

Fixes: bab9b2a74f ("soc: renesas: rcar-sysc: add R8A77970 support")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

drivers/soc/renesas/r8a77970-sysc.c

@@ -25,12 +25,12 @@ static const struct rcar_sysc_area r8a77970_areas[] __initconst = {
 	  PD_CPU_NOCR },
 	{ "cr7",	0x240, 0, R8A77970_PD_CR7,	R8A77970_PD_ALWAYS_ON },
 	{ "a3ir",	0x180, 0, R8A77970_PD_A3IR,	R8A77970_PD_ALWAYS_ON },
-	{ "a2ir0",	0x400, 0, R8A77970_PD_A2IR0,	R8A77970_PD_ALWAYS_ON },
-	{ "a2ir1",	0x400, 1, R8A77970_PD_A2IR1,	R8A77970_PD_A2IR0 },
-	{ "a2ir2",	0x400, 2, R8A77970_PD_A2IR2,	R8A77970_PD_A2IR0 },
-	{ "a2ir3",	0x400, 3, R8A77970_PD_A2IR3,	R8A77970_PD_A2IR0 },
-	{ "a2sc0",	0x400, 4, R8A77970_PD_A2SC0,	R8A77970_PD_ALWAYS_ON },
-	{ "a2sc1",	0x400, 5, R8A77970_PD_A2SC1,	R8A77970_PD_A2SC0 },
+	{ "a2ir0",	0x400, 0, R8A77970_PD_A2IR0,	R8A77970_PD_A3IR },
+	{ "a2ir1",	0x400, 1, R8A77970_PD_A2IR1,	R8A77970_PD_A3IR },
+	{ "a2ir2",	0x400, 2, R8A77970_PD_A2IR2,	R8A77970_PD_A3IR },
+	{ "a2ir3",	0x400, 3, R8A77970_PD_A2IR3,	R8A77970_PD_A3IR },
+	{ "a2sc0",	0x400, 4, R8A77970_PD_A2SC0,	R8A77970_PD_A3IR },
+	{ "a2sc1",	0x400, 5, R8A77970_PD_A2SC1,	R8A77970_PD_A3IR },
 };
 
 const struct rcar_sysc_info r8a77970_sysc_info __initconst = {