intel: agilex: HMC driver calculate DDR size

Driver will calculate DDR size instead of using hardcoded value

Signed-off-by: Hadi Asyrafi <[email protected]>
Change-Id: I642cf2180929965ef12bd5ae4393b2f3d0dcddde

diff --git a/plat/intel/soc/agilex/soc/agilex_memory_controller.c b/plat/intel/soc/agilex/soc/agilex_memory_controller.c
index f09238c1ce263caf1237505ca37cc0eadc2d87b1..5f3cae7be8135f8d45a4fc4095e991a6611b4b76 100644 (file)
--- a/plat/intel/soc/agilex/soc/agilex_memory_controller.c
+++ b/plat/intel/soc/agilex/soc/agilex_memory_controller.c
@@ -160,8 +160,6 @@ int init_hard_memory_controller(void)
                return status;
        }
 
-/*     mmio_clrbits_32(AGX_RSTMGR_BRGMODRST, AGX_RSTMGR_BRGMODRST_DDRSCH);*/
-
        status = mem_calibration();
        if (status) {
                ERROR("DDR: Memory Calibration Failed\n");
@@ -169,7 +167,6 @@ int init_hard_memory_controller(void)
        }
 
        configure_hmc_adaptor_regs();
-/*     configure_ddr_sched_ctrl_regs();*/
 
        return 0;
 }
@@ -359,16 +356,17 @@ void configure_hmc_adaptor_regs(void)
        mmio_write_32(AGX_MPFE_HMC_ADP(ADP_DRAMADDRWIDTH), data);
 
        /* Enable nonsecure access to DDR */
-       mmio_write_32(AGX_NOC_FW_DDR_SCR_MPUREGION0ADDR_LIMIT,
-                       AGX_DDR_SIZE - 1);
-       mmio_write_32(AGX_NOC_FW_DDR_SCR_MPUREGION0ADDR_LIMITEXT,
-                       0x1f);
+       data = get_physical_dram_size();
 
-       mmio_write_32(AGX_NOC_FW_DDR_SCR_NONMPUREGION0ADDR_LIMIT,
-                       AGX_DDR_SIZE - 1);
+       if (data < AGX_DDR_SIZE)
+               data = AGX_DDR_SIZE;
 
-       mmio_write_32(AGX_SOC_NOC_FW_DDR_SCR_ENABLESET, BIT(0) | BIT(8));
+       mmio_write_32(AGX_NOC_FW_DDR_SCR_MPUREGION0ADDR_LIMIT, data - 1);
+       mmio_write_32(AGX_NOC_FW_DDR_SCR_MPUREGION0ADDR_LIMITEXT, 0x1f);
 
+       mmio_write_32(AGX_NOC_FW_DDR_SCR_NONMPUREGION0ADDR_LIMIT, data - 1);
+
+       mmio_write_32(AGX_SOC_NOC_FW_DDR_SCR_ENABLESET, BIT(0) | BIT(8));
 
        /* ECC enablement */
        data = mmio_read_32(AGX_MPFE_IOHMC_REG_CTRLCFG1);