tegra2: trivially enable 13 mhz crystal frequency

This is needed for upcoming Toradex Colibri T20 upstream support.

Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/arch/arm/cpu/armv7/tegra2/clock.c b/arch/arm/cpu/armv7/tegra2/clock.c
index b6b3210..ccad351 100644 (file)
--- a/arch/arm/cpu/armv7/tegra2/clock.c
+++ b/arch/arm/cpu/armv7/tegra2/clock.c
@@ -1059,7 +1059,10 @@ void clock_early_init(void)
                clock_set_rate(CLOCK_ID_CGENERAL, 600, 26, 0, 8);
                break;
 
-       case CLOCK_OSC_FREQ_13_0:
+       case CLOCK_OSC_FREQ_13_0: /* OSC is 13Mhz */
+               clock_set_rate(CLOCK_ID_PERIPH, 432, 13, 1, 8);
+               clock_set_rate(CLOCK_ID_CGENERAL, 600, 13, 0, 8);
+               break;
        case CLOCK_OSC_FREQ_19_2:
        default:
                /*