clk: renesas: r8a77990: Correct parent clock of DU

According to the R-Car Gen3 Hardware Manual Rev 1.00, the parent clock
of the DU module clocks on R-Car E3 is S1D1.

Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Fixes: 3570a2af47 ("clk: renesas: cpg-mssr: Add support for R-Car E3")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

drivers/clk/renesas/r8a77990-cpg-mssr.c

@@ -183,8 +183,8 @@ static const struct mssr_mod_clk r8a77990_mod_clks[] __initconst = {
 	DEF_MOD("ehci0",		 703,	R8A77990_CLK_S3D4),
 	DEF_MOD("hsusb",		 704,	R8A77990_CLK_S3D4),
 	DEF_MOD("csi40",		 716,	R8A77990_CLK_CSI0),
-	DEF_MOD("du1",			 723,	R8A77990_CLK_S2D1),
-	DEF_MOD("du0",			 724,	R8A77990_CLK_S2D1),
+	DEF_MOD("du1",			 723,	R8A77990_CLK_S1D1),
+	DEF_MOD("du0",			 724,	R8A77990_CLK_S1D1),
 	DEF_MOD("lvds",			 727,	R8A77990_CLK_S2D1),
 
 	DEF_MOD("vin5",			 806,	R8A77990_CLK_S1D2),