clk: at91: sckc: sama5d4 has no bypass support

The slow clock of SAMA5D4 has no bypass support thus remove it.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/at91/sckc.c

@@ -429,7 +429,6 @@ static void __init of_sama5d4_sckc_setup(struct device_node *np)
 	struct clk_init_data init;
 	const char *xtal_name;
 	const char *parent_names[2] = { "slow_rc_osc", "slow_osc" };
-	bool bypass;
 	int ret;
 
 	if (!regbase)
@@ -443,8 +442,6 @@ static void __init of_sama5d4_sckc_setup(struct device_node *np)
 
 	xtal_name = of_clk_get_parent_name(np, 0);
 
-	bypass = of_property_read_bool(np, "atmel,osc-bypass");
-
 	osc = kzalloc(sizeof(*osc), GFP_KERNEL);
 	if (!osc)
 		return;
@@ -459,9 +456,6 @@ static void __init of_sama5d4_sckc_setup(struct device_node *np)
 	osc->sckcr = regbase;
 	osc->startup_usec = 1200000;
 
-	if (bypass)
-		writel((readl(regbase) | AT91_SCKC_OSC32BYP), regbase);
-
 	hw = &osc->hw;
 	ret = clk_hw_register(NULL, &osc->hw);
 	if (ret) {