Commit 1820ec1d authored by Manuel Lauss's avatar Manuel Lauss Committed by Ralf Baechle

MIPS: Alchemy: remove get/set_au1x00_lcd_clock().

There are no in-tree users, so remove them.
Signed-off-by: default avatarManuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 558d1de8
...@@ -30,7 +30,6 @@ ...@@ -30,7 +30,6 @@
#include <asm/mach-au1x00/au1000.h> #include <asm/mach-au1x00/au1000.h>
static unsigned int au1x00_clock; /* Hz */ static unsigned int au1x00_clock; /* Hz */
static unsigned int lcd_clock; /* KHz */
static unsigned long uart_baud_base; static unsigned long uart_baud_base;
/* /*
...@@ -61,33 +60,3 @@ void set_au1x00_uart_baud_base(unsigned long new_baud_base) ...@@ -61,33 +60,3 @@ void set_au1x00_uart_baud_base(unsigned long new_baud_base)
{ {
uart_baud_base = 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);
...@@ -224,7 +224,6 @@ void __init plat_time_init(void) ...@@ -224,7 +224,6 @@ void __init plat_time_init(void)
printk(KERN_INFO "CPU frequency %u.%02u MHz\n", printk(KERN_INFO "CPU frequency %u.%02u MHz\n",
est_freq / 1000000, ((est_freq % 1000000) * 100) / 1000000); est_freq / 1000000, ((est_freq % 1000000) * 100) / 1000000);
set_au1x00_speed(est_freq); set_au1x00_speed(est_freq);
set_au1x00_lcd_clock(); /* program the LCD clock */
#ifdef CONFIG_PM #ifdef CONFIG_PM
/* /*
......
...@@ -97,8 +97,6 @@ extern void set_au1x00_speed(unsigned int new_freq); ...@@ -97,8 +97,6 @@ extern void set_au1x00_speed(unsigned int new_freq);
extern unsigned int get_au1x00_speed(void); extern unsigned int get_au1x00_speed(void);
extern void set_au1x00_uart_baud_base(unsigned long new_baud_base); extern void set_au1x00_uart_baud_base(unsigned long new_baud_base);
extern unsigned long get_au1x00_uart_baud_base(void); 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. * Every board describes its IRQ mapping with this table.
......
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