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Commit 8e7a96364bc29073e5246d331a11ce8602d5d6a3

Authored by Bo Shen
Committed by Andreas Bießmann
1 parent c83cb5f665
Exists in v2017.01-smarct4x and in 37 other branches 8qm-imx_v2020.04_5.4.70_2.3.0, emb_lf_v2022.04, imx_v2015.04_4.1.15_1.0.0_ga, pitx_8mp_lf_v2020.04, smarc-8m-android-10.0.0_2.6.0, smarc-8m-android-11.0.0_2.0.0, smarc-8mp-android-11.0.0_2.0.0, smarc-imx6_v2018.03_4.14.98_2.0.0_ga, smarc-imx7_v2017.03_4.9.11_1.0.0_ga, smarc-imx7_v2018.03_4.14.98_2.0.0_ga, smarc-imx_v2015.04_4.1.15_1.0.0_ga, smarc-imx_v2017.03_4.9.11_1.0.0_ga, smarc-imx_v2017.03_4.9.88_2.0.0_ga, smarc-imx_v2017.03_o8.1.0_1.3.0_8m, smarc-imx_v2018.03_4.14.78_1.0.0_ga, smarc-m6.0.1_2.1.0-ga, smarc-n7.1.2_2.0.0-ga, smarc-rel_imx_4.1.15_2.0.0_ga, smarc_8m-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8m-imx_v2019.04_4.19.35_1.1.0, smarc_8m_00d0-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2018.03_4.14.98_2.0.0_ga, smarc_8mm-imx_v2019.04_4.19.35_1.1.0, smarc_8mm-imx_v2020.04_5.4.24_2.1.0, smarc_8mp_lf_v2020.04, smarc_8mq-imx_v2020.04_5.4.24_2.1.0, smarc_8mq_lf_v2020.04, ti-u-boot-2015.07, v2015.07-smarct33, v2015.07-smarct33-emmc, v2015.07-smarct4x, v2016.05-dlt, v2016.05-smarct3x, v2016.05-smarct3x-emmc, v2016.05-smarct4x, v2017.01-smarct3x, v2017.01-smarct3x-emmc

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

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

Signed-off-by: Bo Shen <voice.shen@atmel.com>

Showing 1 changed file with 9 additions and 0 deletions Side-by-side Diff

arch/arm/mach-at91/armv7/sama5d4_devices.c
Diff comments   View file @ 8e7a963
... ... @@ -75,6 +75,15 @@
75 75 writel(0x00000001, &h32mx->sassr[4]);
76 76 writel(0x00000001, &h32mx->srtsr[4]);
77 77  
  78 + /* Configure Programmable Security peripherals on matrix 64 */
  79 + writel(readl(&h64mx->spselr[0]) | 0x00080000, &h64mx->spselr[0]);
  80 + writel(readl(&h64mx->spselr[1]) | 0x00180000, &h64mx->spselr[1]);
  81 + writel(readl(&h64mx->spselr[2]) | 0x00000008, &h64mx->spselr[2]);
  82 +
  83 + /* Configure Programmable Security peripherals on matrix 32 */
  84 + writel(readl(&h32mx->spselr[0]) | 0xFFC00000, &h32mx->spselr[0]);
  85 + writel(readl(&h32mx->spselr[1]) | 0x60E3FFFF, &h32mx->spselr[1]);
  86 +
78 87 /* Enable the write protect */
79 88 writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h64mx->wpmr);
80 89 writel(ATMEL_MATRIX_WPMR_WPKEY | ATMEL_MATRIX_WPMR_WPEN, &h32mx->wpmr);