Merge branch 'master' of https://gitlab.denx.de/u-boot/custodians/u-boot-spi
[oweals/u-boot.git] / arch / arm / cpu / armv8 / fsl-layerscape / cpu.c
index 0b6f1e1b474c84f00241e858a4cb95c06194e881..26f4fdacdb829019e6a5832228becc8bcca5027f 100644 (file)
@@ -5,6 +5,7 @@
  */
 
 #include <common.h>
+#include <env.h>
 #include <fsl_ddr_sdram.h>
 #include <asm/io.h>
 #include <linux/errno.h>
 #include <fsl_qbman.h>
 
 #ifdef CONFIG_TFABOOT
-#include <environment.h>
+#include <env_internal.h>
+#ifdef CONFIG_CHAIN_OF_TRUST
+#include <fsl_validate.h>
+#endif
 #endif
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -48,15 +52,21 @@ static struct cpu_type cpu_type_list[] = {
        CPU_TYPE_ENTRY(LS2081A, LS2081A, 8),
        CPU_TYPE_ENTRY(LS2041A, LS2041A, 4),
        CPU_TYPE_ENTRY(LS1043A, LS1043A, 4),
+       CPU_TYPE_ENTRY(LS1043A, LS1043A_P23, 4),
        CPU_TYPE_ENTRY(LS1023A, LS1023A, 2),
+       CPU_TYPE_ENTRY(LS1023A, LS1023A_P23, 2),
        CPU_TYPE_ENTRY(LS1046A, LS1046A, 4),
        CPU_TYPE_ENTRY(LS1026A, LS1026A, 2),
        CPU_TYPE_ENTRY(LS2040A, LS2040A, 4),
        CPU_TYPE_ENTRY(LS1012A, LS1012A, 1),
+       CPU_TYPE_ENTRY(LS1028A, LS1028A, 2),
        CPU_TYPE_ENTRY(LS1088A, LS1088A, 8),
        CPU_TYPE_ENTRY(LS1084A, LS1084A, 8),
        CPU_TYPE_ENTRY(LS1048A, LS1048A, 4),
        CPU_TYPE_ENTRY(LS1044A, LS1044A, 4),
+       CPU_TYPE_ENTRY(LX2160A, LX2160A, 16),
+       CPU_TYPE_ENTRY(LX2120A, LX2120A, 12),
+       CPU_TYPE_ENTRY(LX2080A, LX2080A, 8),
 };
 
 #define EARLY_PGTABLE_SIZE 0x5000
@@ -117,6 +127,13 @@ static struct mm_region early_map[] = {
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
          PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
        },
+#ifdef CONFIG_SYS_FSL_DRAM_BASE3
+       { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
+         CONFIG_SYS_FSL_DRAM_SIZE3,
+         PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_PXN | PTE_BLOCK_UXN |
+         PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
+       },
+#endif
 #elif defined(CONFIG_FSL_LSCH2)
        { CONFIG_SYS_FSL_CCSR_BASE, CONFIG_SYS_FSL_CCSR_BASE,
          CONFIG_SYS_FSL_CCSR_SIZE,
@@ -231,17 +248,33 @@ static struct mm_region final_map[] = {
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
          PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
        },
+#ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
        { CONFIG_SYS_PCIE3_PHYS_ADDR, CONFIG_SYS_PCIE3_PHYS_ADDR,
          CONFIG_SYS_PCIE3_PHYS_SIZE,
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
          PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
        },
-#ifdef CONFIG_ARCH_LS2080A
+#endif
+#ifdef CONFIG_SYS_PCIE4_PHYS_ADDR
        { CONFIG_SYS_PCIE4_PHYS_ADDR, CONFIG_SYS_PCIE4_PHYS_ADDR,
          CONFIG_SYS_PCIE4_PHYS_SIZE,
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
          PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
        },
+#endif
+#ifdef SYS_PCIE5_PHYS_ADDR
+       { SYS_PCIE5_PHYS_ADDR, SYS_PCIE5_PHYS_ADDR,
+         SYS_PCIE5_PHYS_SIZE,
+         PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+         PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
+       },
+#endif
+#ifdef SYS_PCIE6_PHYS_ADDR
+       { SYS_PCIE6_PHYS_ADDR, SYS_PCIE6_PHYS_ADDR,
+         SYS_PCIE6_PHYS_SIZE,
+         PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+         PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
+       },
 #endif
        { CONFIG_SYS_FSL_WRIOP1_BASE, CONFIG_SYS_FSL_WRIOP1_BASE,
          CONFIG_SYS_FSL_WRIOP1_SIZE,
@@ -263,6 +296,13 @@ static struct mm_region final_map[] = {
          PTE_BLOCK_MEMTYPE(MT_NORMAL) |
          PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
        },
+#ifdef CONFIG_SYS_FSL_DRAM_BASE3
+       { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
+         CONFIG_SYS_FSL_DRAM_SIZE3,
+         PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+         PTE_BLOCK_OUTER_SHARE | PTE_BLOCK_NS
+       },
+#endif
 #elif defined(CONFIG_FSL_LSCH2)
        { CONFIG_SYS_FSL_BOOTROM_BASE, CONFIG_SYS_FSL_BOOTROM_BASE,
          CONFIG_SYS_FSL_BOOTROM_SIZE,
@@ -319,11 +359,13 @@ static struct mm_region final_map[] = {
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
          PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
        },
+#ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
        { CONFIG_SYS_PCIE3_PHYS_ADDR, CONFIG_SYS_PCIE3_PHYS_ADDR,
          CONFIG_SYS_PCIE3_PHYS_SIZE,
          PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
          PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
        },
+#endif
        { CONFIG_SYS_FSL_DRAM_BASE3, CONFIG_SYS_FSL_DRAM_BASE3,
          CONFIG_SYS_FSL_DRAM_SIZE3,
          PTE_BLOCK_MEMTYPE(MT_NORMAL) |
@@ -349,6 +391,10 @@ void cpu_name(char *name)
        for (i = 0; i < ARRAY_SIZE(cpu_type_list); i++)
                if ((cpu_type_list[i].soc_ver & SVR_WO_E) == ver) {
                        strcpy(name, cpu_type_list[i].name);
+#ifdef CONFIG_ARCH_LX2160A
+                       if (IS_C_PROCESSOR(svr))
+                               strcat(name, "C");
+#endif
 
                        if (IS_E_PROCESSOR(svr))
                                strcat(name, "E");
@@ -362,7 +408,7 @@ void cpu_name(char *name)
                strcpy(name, "unknown");
 }
 
-#ifndef CONFIG_SYS_DCACHE_OFF
+#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
 /*
  * To start MMU before DDR is available, we create MMU table in SRAM.
  * The base address of SRAM is CONFIG_SYS_FSL_OCRAM_BASE. We use three
@@ -422,16 +468,20 @@ static void fix_pcie_mmu_map(void)
                                final_map[i].virt = 0x2800000000ULL;
                                final_map[i].size = 0x800000000ULL;
                                break;
+#ifdef CONFIG_SYS_PCIE3_PHYS_ADDR
                        case CONFIG_SYS_PCIE3_PHYS_ADDR:
                                final_map[i].phys = 0x3000000000ULL;
                                final_map[i].virt = 0x3000000000ULL;
                                final_map[i].size = 0x800000000ULL;
                                break;
+#endif
+#ifdef CONFIG_SYS_PCIE4_PHYS_ADDR
                        case CONFIG_SYS_PCIE4_PHYS_ADDR:
                                final_map[i].phys = 0x3800000000ULL;
                                final_map[i].virt = 0x3800000000ULL;
                                final_map[i].size = 0x800000000ULL;
                                break;
+#endif
                        default:
                                break;
                        }
@@ -585,20 +635,20 @@ void enable_caches(void)
        icache_enable();
        dcache_enable();
 }
-#endif /* CONFIG_SYS_DCACHE_OFF */
+#endif /* !CONFIG_IS_ENABLED(SYS_DCACHE_OFF) */
 
 #ifdef CONFIG_TFABOOT
 enum boot_src __get_boot_src(u32 porsr1)
 {
        enum boot_src src = BOOT_SOURCE_RESERVED;
        u32 rcw_src = (porsr1 & RCW_SRC_MASK) >> RCW_SRC_BIT;
-#if !defined(CONFIG_FSL_LSCH3_2)
+#if !defined(CONFIG_NXP_LSCH3_2)
        u32 val;
 #endif
        debug("%s: rcw_src 0x%x\n", __func__, rcw_src);
 
 #if defined(CONFIG_FSL_LSCH3)
-#if defined(CONFIG_FSL_LSCH3_2)
+#if defined(CONFIG_NXP_LSCH3_2)
        switch (rcw_src) {
        case RCW_SRC_SDHC1_VAL:
                src = BOOT_SOURCE_SD_MMC;
@@ -651,7 +701,7 @@ enum boot_src __get_boot_src(u32 porsr1)
                        break;
                case RCW_SRC_EMMC_VAL:
                /* RCW SRC EMMC */
-                       src = BOOT_SOURCE_SD_MMC2;
+                       src = BOOT_SOURCE_SD_MMC;
                        break;
                case RCW_SRC_I2C1_VAL:
                /* RCW SRC I2C1 Extended */
@@ -690,23 +740,41 @@ enum boot_src __get_boot_src(u32 porsr1)
                }
        }
 #endif
+
+       if (CONFIG_IS_ENABLED(SYS_FSL_ERRATUM_A010539) && !rcw_src)
+               src = BOOT_SOURCE_QSPI_NOR;
+
        debug("%s: src 0x%x\n", __func__, src);
        return src;
 }
 
 enum boot_src get_boot_src(void)
 {
-       u32 porsr1;
+       struct pt_regs regs;
+       u32 porsr1 = 0;
 
 #if defined(CONFIG_FSL_LSCH3)
        u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
-
-       porsr1 = in_le32(dcfg_ccsr + DCFG_PORSR1 / 4);
 #elif defined(CONFIG_FSL_LSCH2)
        struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+#endif
 
-       porsr1 = in_be32(&gur->porsr1);
+       if (current_el() == 2) {
+               regs.regs[0] = SIP_SVC_RCW;
+
+               smc_call(&regs);
+               if (!regs.regs[0])
+                       porsr1 = regs.regs[1];
+       }
+
+       if (current_el() == 3 || !porsr1) {
+#ifdef CONFIG_FSL_LSCH3
+               porsr1 = in_le32(dcfg_ccsr + DCFG_PORSR1 / 4);
+#elif defined(CONFIG_FSL_LSCH2)
+               porsr1 = in_be32(&gur->porsr1);
 #endif
+       }
+
        debug("%s: porsr1 0x%x\n", __func__, porsr1);
 
        return __get_boot_src(porsr1);
@@ -741,6 +809,10 @@ enum env_location env_get_location(enum env_operation op, int prio)
        if (prio)
                return ENVL_UNKNOWN;
 
+#ifdef CONFIG_ENV_IS_NOWHERE
+       return env_loc;
+#endif
+
        switch (src) {
        case BOOT_SOURCE_IFC_NOR:
                env_loc = ENVL_FLASH;
@@ -1044,15 +1116,29 @@ int arch_early_init_r(void)
                        printf("Did not wake secondary cores\n");
        }
 
-#ifdef CONFIG_SYS_FSL_HAS_RGMII
-       fsl_rgmii_init();
-#endif
-
        config_core_prefetch();
 
 #ifdef CONFIG_SYS_HAS_SERDES
        fsl_serdes_init();
 #endif
+#ifdef CONFIG_SYS_FSL_HAS_RGMII
+       /* some dpmacs in armv8a based freescale layerscape SOCs can be
+        * configured via both serdes(sgmii, xfi, xlaui etc) bits and via
+        * EC*_PMUX(rgmii) bits in RCW.
+        * e.g. dpmac 17 and 18 in LX2160A can be configured as SGMII from
+        * serdes bits and as RGMII via EC1_PMUX/EC2_PMUX bits
+        * Now if a dpmac is enabled by serdes bits then it takes precedence
+        * over EC*_PMUX bits. i.e. in LX2160A if we select serdes protocol
+        * that configures dpmac17 as SGMII and set the EC1_PMUX as RGMII,
+        * then the dpmac is SGMII and not RGMII.
+        *
+        * Therefore, move the fsl_rgmii_init after fsl_serdes_init. in
+        * fsl_rgmii_init function of SOC, we will check if the dpmac is enabled
+        * or not? if it is (fsl_serdes_init has already enabled the dpmac),
+        * then don't enable it.
+        */
+       fsl_rgmii_init();
+#endif
 #ifdef CONFIG_FMAN_ENET
        fman_enet_init();
 #endif
@@ -1118,10 +1204,16 @@ void __efi_runtime reset_cpu(ulong addr)
 {
        u32 val;
 
+#ifdef CONFIG_ARCH_LX2160A
+       val = in_le32(rstcr);
+       val |= 0x01;
+       out_le32(rstcr, val);
+#else
        /* Raise RESET_REQ_B */
        val = scfg_in32(rstcr);
        val |= 0x02;
        scfg_out32(rstcr, val);
+#endif
 }
 
 #ifdef CONFIG_EFI_LOADER
@@ -1215,12 +1307,96 @@ phys_size_t get_effective_memsize(void)
        return ea_size;
 }
 
+#ifdef CONFIG_TFABOOT
+phys_size_t tfa_get_dram_size(void)
+{
+       struct pt_regs regs;
+       phys_size_t dram_size = 0;
+
+       regs.regs[0] = SMC_DRAM_BANK_INFO;
+       regs.regs[1] = -1;
+
+       smc_call(&regs);
+       if (regs.regs[0])
+               return 0;
+
+       dram_size = regs.regs[1];
+       return dram_size;
+}
+
+static int tfa_dram_init_banksize(void)
+{
+       int i = 0, ret = 0;
+       struct pt_regs regs;
+       phys_size_t dram_size = tfa_get_dram_size();
+
+       debug("dram_size %llx\n", dram_size);
+
+       if (!dram_size)
+               return -EINVAL;
+
+       do {
+               regs.regs[0] = SMC_DRAM_BANK_INFO;
+               regs.regs[1] = i;
+
+               smc_call(&regs);
+               if (regs.regs[0]) {
+                       ret = -EINVAL;
+                       break;
+               }
+
+               debug("bank[%d]: start %lx, size %lx\n", i, regs.regs[1],
+                     regs.regs[2]);
+               gd->bd->bi_dram[i].start = regs.regs[1];
+               gd->bd->bi_dram[i].size = regs.regs[2];
+
+               dram_size -= gd->bd->bi_dram[i].size;
+
+               i++;
+       } while (dram_size);
+
+       if (i > 0)
+               ret = 0;
+
+#if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
+       /* Assign memory for MC */
+#ifdef CONFIG_SYS_DDR_BLOCK3_BASE
+       if (gd->bd->bi_dram[2].size >=
+           board_reserve_ram_top(gd->bd->bi_dram[2].size)) {
+               gd->arch.resv_ram = gd->bd->bi_dram[2].start +
+                           gd->bd->bi_dram[2].size -
+                           board_reserve_ram_top(gd->bd->bi_dram[2].size);
+       } else
+#endif
+       {
+               if (gd->bd->bi_dram[1].size >=
+                   board_reserve_ram_top(gd->bd->bi_dram[1].size)) {
+                       gd->arch.resv_ram = gd->bd->bi_dram[1].start +
+                               gd->bd->bi_dram[1].size -
+                               board_reserve_ram_top(gd->bd->bi_dram[1].size);
+               } else if (gd->bd->bi_dram[0].size >
+                          board_reserve_ram_top(gd->bd->bi_dram[0].size)) {
+                       gd->arch.resv_ram = gd->bd->bi_dram[0].start +
+                               gd->bd->bi_dram[0].size -
+                               board_reserve_ram_top(gd->bd->bi_dram[0].size);
+               }
+       }
+#endif /* CONFIG_FSL_MC_ENET */
+
+       return ret;
+}
+#endif
+
 int dram_init_banksize(void)
 {
 #ifdef CONFIG_SYS_DP_DDR_BASE_PHY
        phys_size_t dp_ddr_size;
 #endif
 
+#ifdef CONFIG_TFABOOT
+       if (!tfa_dram_init_banksize())
+               return 0;
+#endif
        /*
         * gd->ram_size has the total size of DDR memory, less reserved secure
         * memory. The DDR extends from low region to high region(s) presuming