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imx8: Configure SNVS

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Add a module to configure the tamper and secure violation of
the SNVS using the SCU API.

The module also adds some commands:
 - snvs_cfg: Configure the SNVS HP and LP registers
 - snvs_dgo_cfg: Configure the SNVS DGO bloc if present (8QXP)
 - tamper_pin_cfg: Change the configuration of the tamper pins
 - snvs_clear_status: Allow to write to LPSR and LPTDSR to clear
   status bits

Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Franck LENORMAND <franck.lenormand@nxp.com>
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Franck LENORMAND
2019-10-09 10:27:43 +02:00
committed by Stefano Babic
parent 73d769d8af
commit 242d1cd69b
7 changed files with 1030 additions and 4 deletions
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10
board/freescale/imx8qxp_mek/imx8qxp_mek.c
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@@ -16,6 +16,7 @@
#include <asm/arch/clock.h>
#include <asm/arch/sci/sci.h>
#include <asm/arch/imx8-pins.h>
#include <asm/arch/snvs_security_sc.h>
#include <asm/arch/iomux.h>
#include <asm/arch/sys_proto.h>
@@ -111,6 +112,15 @@ int board_init(void)
{
board_gpio_init();
#ifdef CONFIG_IMX_SNVS_SEC_SC_AUTO
{
int ret = snvs_security_sc_init();
if (ret)
return ret;
}
#endif
return 0;
}