clk: renesas: shmobile: Remove unused CLK_ENABLE_ON_INIT

CLK_ENABLE_ON_INIT is a relic from the old SH clock framework.
It is not used on SH/R-Mobile ARM drivers.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/f01e60a1007afe9385ddc10c4665752857ba4135.1714032122.git.geert+renesas@glider.be

drivers/clk/renesas/clk-r8a73a4.c

@@ -30,8 +30,6 @@ struct r8a73a4_cpg {
 #define CPG_PLL2HCR	0xe4
 #define CPG_PLL2SCR	0xf4
 
-#define CLK_ENABLE_ON_INIT BIT(0)
-
 struct div4_clk {
 	const char *name;
 	unsigned int reg;

drivers/clk/renesas/clk-r8a7740.c

@@ -26,8 +26,6 @@ struct r8a7740_cpg {
 #define CPG_USBCKCR	0x8c
 #define CPG_FRQCRC	0xe0
 
-#define CLK_ENABLE_ON_INIT BIT(0)
-
 struct div4_clk {
 	const char *name;
 	unsigned int reg;

drivers/clk/renesas/clk-sh73a0.c

@@ -34,8 +34,6 @@ struct sh73a0_cpg {
 #define CPG_DSI0PHYCR	0x6c
 #define CPG_DSI1PHYCR	0x70
 
-#define CLK_ENABLE_ON_INIT BIT(0)
-
 struct div4_clk {
 	const char *name;
 	const char *parent;