diff options
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r-- | arch/arm/cpu/armv7/at91/sama5d4_devices.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/at91/sama5d4_devices.c b/arch/arm/cpu/armv7/at91/sama5d4_devices.c index 9c63e99..ef39cb7 100644 --- a/arch/arm/cpu/armv7/at91/sama5d4_devices.c +++ b/arch/arm/cpu/armv7/at91/sama5d4_devices.c @@ -11,6 +11,7 @@ #include <asm/arch/at91_pmc.h> #include <asm/arch/clk.h> #include <asm/arch/sama5_matrix.h> +#include <asm/arch/sama5_sfr.h> #include <asm/arch/sama5d4.h> char *get_cpu_name() @@ -78,4 +79,15 @@ void matrix_init(void) writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h64mx->wpmr); writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h32mx->wpmr); } + +void redirect_int_from_saic_to_aic(void) +{ + struct atmel_sfr *sfr = (struct atmel_sfr *)ATMEL_BASE_SFR; + u32 key32; + + if (!(readl(&sfr->aicredir) & ATMEL_SFR_AICREDIR_NSAIC)) { + key32 = readl(&sfr->sn1) ^ ATMEL_SFR_AICREDIR_KEY; + writel((key32 | ATMEL_SFR_AICREDIR_NSAIC), &sfr->aicredir); + } +} #endif |