avr32: Allow board to define oscillator rates

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 <raimondi@miromico.ch>
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c
index a398be284966..00ce961c52a5 100644
--- a/arch/avr32/boards/atngw100/setup.c
+++ b/arch/avr32/boards/atngw100/setup.c
@@ -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;