The Arria10 requires proper configuration of the NOC firewall, otherwise the access to certain areas of the LWHPS bridge fails in Linux. Add the missing setup.
Signed-off-by: Marek Vasut <[email protected]> Cc: Chin Liang See <[email protected]> Cc: Dinh Nguyen <[email protected]> --- arch/arm/mach-socfpga/misc_arria10.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/mach-socfpga/misc_arria10.c b/arch/arm/mach-socfpga/misc_arria10.c index a75cbc4ce6..80bf2f036f 100644 --- a/arch/arm/mach-socfpga/misc_arria10.c +++ b/arch/arm/mach-socfpga/misc_arria10.c @@ -93,6 +93,19 @@ static void initialize_security_policies(void) /* Put OCRAM in non-secure */ writel(0x003f0000, &noc_fw_ocram_base->region0); writel(0x1, &noc_fw_ocram_base->enable); + + /* Put DDR in non-secure */ + writel(0xffff0000, SOCFPGA_SDR_FIREWALL_L3_ADDRESS + 0xc); + writel(0x1, SOCFPGA_SDR_FIREWALL_L3_ADDRESS); + + /* Enable priviledged and non-priviledged access to L4 peripherals */ + writel(~0, SOCFPGA_NOC_L4_PRIV_FLT_OFST); + + /* Enable secure and non-secure transactions to bridges */ + writel(~0, SOCFPGA_NOC_FW_H2F_SCR_OFST); + writel(~0, SOCFPGA_NOC_FW_H2F_SCR_OFST + 4); + + writel(0x0007FFFF, &sysmgr_regs->ecc_intmask_set); } int arch_early_init_r(void) -- 2.16.2 _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
