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ARM: atmel: sama5d4: set non-secured for peripherals

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When access the programmable secure peripherals address space,
it needs set them to non-secured.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
This commit is contained in:
Bo Shen 2015-03-04 13:48:47 +08:00 • committed by Andreas Bießmann
parent c83cb5f665
commit 8e7a96364b
1 changed files with 9 additions and 0 deletions
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9
arch/arm/mach-at91/armv7/sama5d4_devices.c
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@ -75,6 +75,15 @@ void matrix_init(void)
writel(0x00000001, &h32mx->sassr[4]);
writel(0x00000001, &h32mx->srtsr[4]);
/* Configure Programmable Security peripherals on matrix 64 */
writel(readl(&h64mx->spselr[0]) | 0x00080000, &h64mx->spselr[0]);
writel(readl(&h64mx->spselr[1]) | 0x00180000, &h64mx->spselr[1]);
writel(readl(&h64mx->spselr[2]) | 0x00000008, &h64mx->spselr[2]);
/* Configure Programmable Security peripherals on matrix 32 */
writel(readl(&h32mx->spselr[0]) | 0xFFC00000, &h32mx->spselr[0]);
writel(readl(&h32mx->spselr[1]) | 0x60E3FFFF, &h32mx->spselr[1]);
/* Enable the write protect */
writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h64mx->wpmr);
writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h32mx->wpmr);