When access the programmable secure peripherals address space,
it needs set them to non-secured.
Signed-off-by: Bo Shen <voice.s...@atmel.com>
---
arch/arm/mach-at91/armv7/sama5d4_devices.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/mach-at91/armv7/sama5d4_devices.c
b/arch/arm/mach-at91/armv7/sama5d4_devices.c
index ef39cb7..76301d6 100644
--- a/arch/arm/mach-at91/armv7/sama5d4_devices.c
+++ b/arch/arm/mach-at91/armv7/sama5d4_devices.c
@@ -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);
--
2.3.0
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