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avr32: Allow board to define oscillator rates

Browse source 
On our custom board we have other oscillator rates than on atngw100 and
atstk100x.

Currently these rates are hardcoded in arch/avr32/mach-at32ap/at32ap700x.c.

This patch moves them into board specific code.

Signed-off-by: Alex Raimondi <[email protected]>
Signed-off-by: Haavard Skinnemoen <[email protected]>
This commit is contained in:
Alex 2008-03-17 14:55:06 +01:00 • committed by Haavard Skinnemoen
commit 60ed7951d0
6 changed files with 34 additions and 8 deletions
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7
arch/avr32/boards/atngw100/setup.c
View file

@ -25,6 +25,13 @@
#include <asm/arch/init.h>
#include <asm/arch/portmux.h>
/* Oscillator frequencies. These are board-specific */
unsigned long at32_board_osc_rates[3] = {
[0] = 32768, /* 32.768 kHz on RTC osc */
[1] = 20000000, /* 20 MHz on osc0 */
[2] = 12000000, /* 12 MHz on osc1 */
};
/* Initialized by bootloader-specific startup code. */
struct tag *bootloader_tags __initdata;

6
arch/avr32/boards/atstk1000/atstk1002.c
View file

@ -28,6 +28,12 @@
#include "atstk1000.h"
/* Oscillator frequencies. These are board specific */
unsigned long at32_board_osc_rates[3] = {
[0] = 32768, /* 32.768 kHz on RTC osc */
[1] = 20000000, /* 20 MHz on osc0 */
[2] = 12000000, /* 12 MHz on osc1 */
};
struct eth_addr {
u8 addr[6];

7
arch/avr32/boards/atstk1000/atstk1003.c
View file

@ -27,6 +27,13 @@
#include "atstk1000.h"
/* Oscillator frequencies. These are board specific */
unsigned long at32_board_osc_rates[3] = {
[0] = 32768, /* 32.768 kHz on RTC osc */
[1] = 20000000, /* 20 MHz on osc0 */
[2] = 12000000, /* 12 MHz on osc1 */
};
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,

7
arch/avr32/boards/atstk1000/atstk1004.c
View file

@ -29,6 +29,13 @@
#include "atstk1000.h"
/* Oscillator frequencies. These are board specific */
unsigned long at32_board_osc_rates[3] = {
[0] = 32768, /* 32.768 kHz on RTC osc */
[1] = 20000000, /* 20 MHz on osc0 */
[2] = 12000000, /* 12 MHz on osc1 */
};
#ifdef CONFIG_BOARD_ATSTK1000_EXTDAC
static struct at73c213_board_info at73c213_data = {
.ssc_id = 0,

9
arch/avr32/mach-at32ap/at32ap700x.c
View file

@ -93,19 +93,12 @@ static struct clk devname##_##_name = { \
static DEFINE_SPINLOCK(pm_lock);
unsigned long at32ap7000_osc_rates[3] = {
[0] = 32768,
/* FIXME: these are ATSTK1002-specific */
[1] = 20000000,
[2] = 12000000,
};
static struct clk osc0;
static struct clk osc1;
static unsigned long osc_get_rate(struct clk *clk)
{
return at32ap7000_osc_rates[clk->index];
return at32_board_osc_rates[clk->index];
}
static unsigned long pll_get_rate(struct clk *clk, unsigned long control)