MIPS: Alchemy: remove get/set_au1x00_lcd_clock().

There are no in-tree users, so remove them.
Signed-off-by: NManuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/alchemy/common/clocks.c

@@ -30,7 +30,6 @@
 #include <asm/mach-au1x00/au1000.h>
 
 static unsigned int au1x00_clock; /*  Hz */
-static unsigned int lcd_clock;    /* KHz */
 static unsigned long uart_baud_base;
 
 /*
@@ -61,33 +60,3 @@ void set_au1x00_uart_baud_base(unsigned long new_baud_base)
 {
 	uart_baud_base = new_baud_base;
 }
-
-/*
- * Calculate the Au1x00's LCD clock based on the current
- * cpu clock and the system bus clock, and try to keep it
- * below 40 MHz (the Pb1000 board can lock-up if the LCD
- * clock is over 40 MHz).
- */
-void set_au1x00_lcd_clock(void)
-{
-	unsigned int static_cfg0;
-	unsigned int sys_busclk = (get_au1x00_speed() / 1000) /
-				  ((int)(au_readl(SYS_POWERCTRL) & 0x03) + 2);
-
-	static_cfg0 = au_readl(MEM_STCFG0);
-
-	if (static_cfg0 & (1 << 11))
-		lcd_clock = sys_busclk / 5; /* note: BCLK switching fails with D5 */
-	else
-		lcd_clock = sys_busclk / 4;
-
-	if (lcd_clock > 50000) /* Epson MAX */
-		printk(KERN_WARNING "warning: LCD clock too high (%u KHz)\n",
-				    lcd_clock);
-}
-
-unsigned int get_au1x00_lcd_clock(void)
-{
-	return lcd_clock;
-}
-EXPORT_SYMBOL(get_au1x00_lcd_clock);

arch/mips/alchemy/common/time.c

@@ -224,7 +224,6 @@ void __init plat_time_init(void)
 	printk(KERN_INFO "CPU frequency %u.%02u MHz\n",
 	       est_freq / 1000000, ((est_freq % 1000000) * 100) / 1000000);
 	set_au1x00_speed(est_freq);
-	set_au1x00_lcd_clock(); /* program the LCD clock */
 
 #ifdef CONFIG_PM
 	/*

arch/mips/include/asm/mach-au1x00/au1000.h

@@ -97,8 +97,6 @@ extern void set_au1x00_speed(unsigned int new_freq);
 extern unsigned int get_au1x00_speed(void);
 extern void set_au1x00_uart_baud_base(unsigned long new_baud_base);
 extern unsigned long get_au1x00_uart_baud_base(void);
-extern void set_au1x00_lcd_clock(void);
-extern unsigned int get_au1x00_lcd_clock(void);
 
 /*
  * Every board describes its IRQ mapping with this table.