@@ -104,4 +104,14 @@ void firewall_setup(void)
socfpga_get_sysmgr_addr() + SYSMGR_SOC64_DMA);
writel(SYSMGR_DMAPERIPH_ALL_NS,
socfpga_get_sysmgr_addr() + SYSMGR_SOC64_DMA_PERIPH);
+
+#ifdef CONFIG_TARGET_SOCFPGA_AGILEX
+ /* Disable the MPFE Firewall for SMMU */
+ writel(FIREWALL_MPFE_SCR_DISABLE_ALL, SOCFPGA_FW_MPFE_SCR_ADDRESS +
+ FW_MPFE_SCR_HMC);
+ /* Disable MPFE Firewall for HMC adapter (ECC) */
+ writel(FIREWALL_MPFE_SCR_DISABLE_MPU, SOCFPGA_FW_MPFE_SCR_ADDRESS +
+ FW_MPFE_SCR_HMC_ADAPTOR);
+#endif
+
}
@@ -75,6 +75,7 @@ struct socfpga_firwall_l4_sys {
};
#define FIREWALL_L4_DISABLE_ALL (BIT(0) | BIT(24) | BIT(16))
+#define FIREWALL_MPFE_SCR_DISABLE_MPU BIT(0)
#define FIREWALL_BRIDGE_DISABLE_ALL (~0)
/* Cache coherency unit (CCU) registers */
@@ -126,6 +127,10 @@ struct socfpga_firwall_l4_sys {
#define FW_MPU_DDR_SCR_NONMPUREGION0ADDR_LIMITEXT 0x9c
#define FW_MPU_DDR_SCR_NONMPUREGION0ADDR_LIMITEXT_FIELD 0xff
+/* Firewall MPFE SCR Registers */
+#define FW_MPFE_SCR_HMC 0x00
+#define FW_MPFE_SCR_HMC_ADAPTOR 0x04
+
#define MPUREGION0_ENABLE BIT(0)
#define NONMPUREGION0_ENABLE BIT(8)