clk: renesas: r9a09g047: Add CA55 core clocks

Add CA55 core clocks which are derived from PLLCA55.

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/20241213123550.289193-4-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Author: bijudas

drivers/clk/renesas/r9a09g047-cpg.c

@@ -37,6 +37,14 @@ enum clk_ids {
 	MOD_CLK_BASE,
 };
 
+static const struct clk_div_table dtable_1_8[] = {
+	{0, 1},
+	{1, 2},
+	{2, 4},
+	{3, 8},
+	{0, 0},
+};
+
 static const struct clk_div_table dtable_2_64[] = {
 	{0, 2},
 	{1, 4},
@@ -65,6 +73,14 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
 
 	/* Core Clocks */
 	DEF_FIXED("sys_0_pclk", R9A09G047_SYS_0_PCLK, CLK_QEXTAL, 1, 1),
+	DEF_DDIV("ca55_0_coreclk0", R9A09G047_CA55_0_CORECLK0, CLK_PLLCA55,
+		 CDDIV1_DIVCTL0, dtable_1_8),
+	DEF_DDIV("ca55_0_coreclk1", R9A09G047_CA55_0_CORECLK1, CLK_PLLCA55,
+		 CDDIV1_DIVCTL1, dtable_1_8),
+	DEF_DDIV("ca55_0_coreclk2", R9A09G047_CA55_0_CORECLK2, CLK_PLLCA55,
+		 CDDIV1_DIVCTL2, dtable_1_8),
+	DEF_DDIV("ca55_0_coreclk3", R9A09G047_CA55_0_CORECLK3, CLK_PLLCA55,
+		 CDDIV1_DIVCTL3, dtable_1_8),
 	DEF_FIXED("iotop_0_shclk", R9A09G047_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1),
 };