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ARM: atmel: sama5d4: add interrupt redirect function 

Signed-off-by: Bo Shen <voice.shen@atmel.com>
[fix subject]
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Bo Shen 2014-12-15 13:24:35 +08:00 committed by Andreas Bießmann
parent 09f5c9745b
commit 569bbd3ceb
1 changed files with 12 additions and 0 deletions
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12
arch/arm/cpu/armv7/at91/sama5d4_devices.c
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@ -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