[PATCH 1/2] ARM: i.MX: fusemap-ocotp: add sec fuses for i.MX8M
Ahmad Fatoum
a.fatoum at pengutronix.de
Mon Oct 2 02:20:42 PDT 2023
From: Rouven Czerwinski <r.czerwinski at pengutronix.de>
For i.MX8M devices, the security config 1 fuse was moved to 0x470[25].
Additionally, all devices except the i.MX8MQ have the DIR_BT_DIS fused
within the factory, see [1].
[1]: https://community.nxp.com/t5/i-MX-Processors/DIR-BT-DIS-and-others/m-p/1220615/highlight/true#M168363
Signed-off-by: Rouven Czerwinski <r.czerwinski at pengutronix.de>
Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
include/mach/imx/ocotp-fusemap.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/mach/imx/ocotp-fusemap.h b/include/mach/imx/ocotp-fusemap.h
index 6ba794c16619..02ac5d8e73bb 100644
--- a/include/mach/imx/ocotp-fusemap.h
+++ b/include/mach/imx/ocotp-fusemap.h
@@ -53,5 +53,9 @@
#define OCOTP_GP1 (OCOTP_WORD(0x660) | OCOTP_BIT(0) | OCOTP_WIDTH(32))
#define OCOTP_GP2 (OCOTP_WORD(0x670) | OCOTP_BIT(0) | OCOTP_WIDTH(32))
#define OCOTP_PAD_SETTINGS (OCOTP_WORD(0x6d0) | OCOTP_BIT(0) | OCOTP_WIDTH(6))
+/* i.MX8M moved the security related fuses */
+#define MX8M_OCOTP_SEC_CONFIG_1 (OCOTP_WORD(0x470) | OCOTP_BIT(25) | OCOTP_WIDTH(1))
+/* Only MX8MQ requires fusing of DIR_BT_DIS */
+#define MX8MQ_OCOTP_DIR_BT_DIS (OCOTP_WORD(0x470) | OCOTP_BIT(27) | OCOTP_WIDTH(1))
#endif /* __MACH_IMX_OCOTP_FUSEMAP_H */
--
2.39.2
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