[PATCH] ARM: OMAP: [PATCH] OMAP24xx serial.c clock update

Moved UART clock initialisation code from clock.c
to serial.c
Signed-off-by: Komal Shah <komal_shah802003@yahoo.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/clock.c

@@ -1080,13 +1080,5 @@ int __init omap2_clk_init(void)
 	if (cpu_is_omap2430())
 		clk_use(&sdrc_ick);
 
-	/* FIXME: Move these to serial setup */
-	clk_use(&uart1_ick);
-	clk_use(&uart1_fck);
-	clk_use(&uart2_ick);
-	clk_use(&uart2_fck);
-	clk_use(&uart3_ick);
-	clk_use(&uart3_fck);
-
 	return 0;
 }

arch/arm/mach-omap2/serial.c

@@ -18,10 +18,18 @@
 #include <linux/serial_reg.h>
 
 #include <asm/io.h>
+#include <asm/hardware/clock.h>
 
 #include <asm/arch/common.h>
 #include <asm/arch/board.h>
 
+static struct clk * uart1_ick = NULL;
+static struct clk * uart1_fck = NULL;
+static struct clk * uart2_ick = NULL;
+static struct clk * uart2_fck = NULL;
+static struct clk * uart3_ick = NULL;
+static struct clk * uart3_fck = NULL;
+
 static struct plat_serial8250_port serial_platform_data[] = {
 	{
 		.membase	= (char *)IO_ADDRESS(OMAP_UART1_BASE),
@@ -105,6 +113,54 @@ void __init omap_serial_init()
 			continue;
 		}
 
+		switch (i) {
+		case 0:
+			uart1_ick = clk_get(NULL, "uart1_ick");
+			if (IS_ERR(uart1_ick))
+				printk("Could not get uart1_ick\n");
+			else {
+				clk_use(uart1_ick);
+			}
+
+			uart1_fck = clk_get(NULL, "uart1_fck");
+			if (IS_ERR(uart1_fck))
+				printk("Could not get uart1_fck\n");
+			else {
+				clk_use(uart1_fck);
+			}
+			break;
+		case 1:
+			uart2_ick = clk_get(NULL, "uart2_ick");
+			if (IS_ERR(uart2_ick))
+				printk("Could not get uart2_ick\n");
+			else {
+				clk_use(uart2_ick);
+			}
+
+			uart2_fck = clk_get(NULL, "uart2_fck");
+			if (IS_ERR(uart2_fck))
+				printk("Could not get uart2_fck\n");
+			else {
+				clk_use(uart2_fck);
+			}
+			break;
+		case 2:
+			uart3_ick = clk_get(NULL, "uart3_ick");
+			if (IS_ERR(uart3_ick))
+				printk("Could not get uart3_ick\n");
+			else {
+				clk_use(uart3_ick);
+			}
+
+			uart3_fck = clk_get(NULL, "uart3_fck");
+			if (IS_ERR(uart3_fck))
+				printk("Could not get uart3_fck\n");
+			else {
+				clk_use(uart3_fck);
+			}
+			break;
+		}
+
 		omap_serial_reset(p);
 	}
 }