Need to add DRAM access permission for S400, as S400 needs to access it When SPL calls image authentication
Signed-off-by: Ye Li ye.li@nxp.com Reviewed-by: Peng Fan peng.fan@nxp.com --- arch/arm/mach-imx/imx8ulp/rdc.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm/mach-imx/imx8ulp/rdc.c b/arch/arm/mach-imx/imx8ulp/rdc.c index d664437..8551bf6 100644 --- a/arch/arm/mach-imx/imx8ulp/rdc.c +++ b/arch/arm/mach-imx/imx8ulp/rdc.c @@ -286,6 +286,11 @@ void xrdc_init_mrc(void) xrdc_config_mrc_dx_perm(5, 0, 1, 1); xrdc_config_mrc_w3_w4(5, 0, 0x0, 0x80000FFF);
+ /* Set MRC6 for DDR access from Sentinel */ + xrdc_config_mrc_w0_w1(6, 0, CFG_SYS_SDRAM_BASE, PHYS_SDRAM_SIZE); + xrdc_config_mrc_dx_perm(6, 0, 4, 1); + xrdc_config_mrc_w3_w4(6, 0, 0x0, 0x80000FFF); + /* The MRC8 is for SRAM1 */ xrdc_config_mrc_w0_w1(8, 0, 0x21000000, 0x10000); /* Allow for all domains: So domain 2/3 (HIFI DSP/LPAV) is ok to access */