From: Marek Vasut Date: Thu, 12 Jul 2018 13:34:23 +0000 (+0200) Subject: ARM: socfpga: Init missing security policies on A10 X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=42f4b83b52735d698bf3f3de2665bf6d42db9f1c;p=u-boot.git ARM: socfpga: Init missing security policies on A10 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 Cc: Chin Liang See Cc: Dinh Nguyen --- 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)