board/freescale/ls1012aqds/ls1012aqds.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2016 Freescale Semiconductor, Inc.
   4  */
   5
   6 #include <common.h>
   7 #include <i2c.h>
   8 #include <fdt_support.h>
   9 #include <asm/io.h>
  10 #include <asm/arch/clock.h>
  11 #include <asm/arch/fsl_serdes.h>
  12 #ifdef CONFIG_FSL_LS_PPA
  13 #include <asm/arch/ppa.h>
  14 #endif
  15 #include <asm/arch/fdt.h>
  16 #include <asm/arch/mmu.h>
  17 #include <asm/arch/soc.h>
  18 #include <ahci.h>
  19 #include <hwconfig.h>
  20 #include <mmc.h>
  21 #include <scsi.h>
  22 #include <fm_eth.h>
  23 #include <fsl_esdhc.h>
  24 #include <fsl_mmdc.h>
  25 #include <spl.h>
  26 #include <netdev.h>
  27 #include "../common/qixis.h"
  28 #include "ls1012aqds_qixis.h"
  29 #include "ls1012aqds_pfe.h"
  30
  31 DECLARE_GLOBAL_DATA_PTR;
  32
  33 int checkboard(void)
  34 {
  35         char buf[64];
  36         u8 sw;
  37
  38         sw = QIXIS_READ(arch);
  39         printf("Board Arch: V%d, ", sw >> 4);
  40         printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1);
  41
  42         sw = QIXIS_READ(brdcfg[QIXIS_LBMAP_BRDCFG_REG]);
  43
  44         if (sw & QIXIS_LBMAP_ALTBANK)
  45                 printf("flash: 2\n");
  46         else
  47                 printf("flash: 1\n");
  48
  49         printf("FPGA: v%d (%s), build %d",
  50                (int)QIXIS_READ(scver), qixis_read_tag(buf),
  51                (int)qixis_read_minor());
  52
  53         /* the timestamp string contains "\n" at the end */
  54         printf(" on %s", qixis_read_time(buf));
  55         return 0;
  56 }
  57
  58 int dram_init(void)
  59 {
  60         static const struct fsl_mmdc_info mparam = {
  61                 0x05180000,     /* mdctl */
  62                 0x00030035,     /* mdpdc */
  63                 0x12554000,     /* mdotc */
  64                 0xbabf7954,     /* mdcfg0 */
  65                 0xdb328f64,     /* mdcfg1 */
  66                 0x01ff00db,     /* mdcfg2 */
  67                 0x00001680,     /* mdmisc */
  68                 0x0f3c8000,     /* mdref */
  69                 0x00002000,     /* mdrwd */
  70                 0x00bf1023,     /* mdor */
  71                 0x0000003f,     /* mdasp */
  72                 0x0000022a,     /* mpodtctrl */
  73                 0xa1390003,     /* mpzqhwctrl */
  74         };
  75
  76         mmdc_init(&mparam);
  77
  78         gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
  79 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
  80         /* This will break-before-make MMU for DDR */
  81         update_early_mmu_table();
  82 #endif
  83
  84         return 0;
  85 }
  86
  87 int board_early_init_f(void)
  88 {
  89         fsl_lsch2_early_init_f();
  90
  91         return 0;
  92 }
  93
  94 #ifdef CONFIG_MISC_INIT_R
  95 int misc_init_r(void)
  96 {
  97         u8 mux_sdhc_cd = 0x80;
  98
  99         i2c_set_bus_num(0);
 100
 101         i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, 0x5a, 1, &mux_sdhc_cd, 1);
 102         return 0;
 103 }
 104 #endif
 105
 106 int board_init(void)
 107 {
 108         struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
 109                                    CONFIG_SYS_CCI400_OFFSET);
 110
 111         /* Set CCI-400 control override register to enable barrier
 112          * transaction */
 113         out_le32(&cci->ctrl_ord,
 114                  CCI400_CTRLORD_EN_BARRIER);
 115
 116 #ifdef CONFIG_SYS_FSL_ERRATUM_A010315
 117         erratum_a010315();
 118 #endif
 119
 120 #ifdef CONFIG_ENV_IS_NOWHERE
 121         gd->env_addr = (ulong)&default_environment[0];
 122 #endif
 123
 124 #ifdef CONFIG_FSL_LS_PPA
 125         ppa_init();
 126 #endif
 127         return 0;
 128 }
 129
 130 int esdhc_status_fixup(void *blob, const char *compat)
 131 {
 132         char esdhc0_path[] = "/soc/esdhc@1560000";
 133         char esdhc1_path[] = "/soc/esdhc@1580000";
 134         u8 card_id;
 135
 136         do_fixup_by_path(blob, esdhc0_path, "status", "okay",
 137                          sizeof("okay"), 1);
 138
 139         /*
 140          * The Presence Detect 2 register detects the installation
 141          * of cards in various PCI Express or SGMII slots.
 142          *
 143          * STAT_PRS2[7:5]: Specifies the type of card installed in the
 144          * SDHC2 Adapter slot. 0b111 indicates no adapter is installed.
 145          */
 146         card_id = (QIXIS_READ(present2) & 0xe0) >> 5;
 147
 148         /* If no adapter is installed in SDHC2, disable SDHC2 */
 149         if (card_id == 0x7)
 150                 do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
 151                                  sizeof("disabled"), 1);
 152         else
 153                 do_fixup_by_path(blob, esdhc1_path, "status", "okay",
 154                                  sizeof("okay"), 1);
 155         return 0;
 156 }
 157
 158 static int pfe_set_properties(void *set_blob, struct pfe_prop_val prop_val,
 159                               char *enet_path, char *mdio_path)
 160 {
 161         do_fixup_by_path(set_blob, enet_path, "fsl,gemac-bus-id",
 162                          &prop_val.busid, PFE_PROP_LEN, 1);
 163         do_fixup_by_path(set_blob, enet_path, "fsl,gemac-phy-id",
 164                          &prop_val.phyid, PFE_PROP_LEN, 1);
 165         do_fixup_by_path(set_blob, enet_path, "fsl,mdio-mux-val",
 166                          &prop_val.mux_val, PFE_PROP_LEN, 1);
 167         do_fixup_by_path(set_blob, enet_path, "phy-mode",
 168                          prop_val.phy_mode, strlen(prop_val.phy_mode) + 1, 1);
 169         do_fixup_by_path(set_blob, mdio_path, "fsl,mdio-phy-mask",
 170                          &prop_val.phy_mask, PFE_PROP_LEN, 1);
 171         return 0;
 172 }
 173
 174 static void fdt_fsl_fixup_of_pfe(void *blob)
 175 {
 176         int i = 0;
 177         struct pfe_prop_val prop_val;
 178         void *l_blob = blob;
 179
 180         struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
 181         unsigned int srds_s1 = in_be32(&gur->rcwsr[4]) &
 182                 FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
 183         srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
 184
 185         for (i = 0; i < NUM_ETH_NODE; i++) {
 186                 switch (srds_s1) {
 187                 case SERDES_1_G_PROTOCOL:
 188                         if (i == 0) {
 189                                 prop_val.busid = cpu_to_fdt32(
 190                                                 ETH_1_1G_BUS_ID);
 191                                 prop_val.phyid = cpu_to_fdt32(
 192                                                 ETH_1_1G_PHY_ID);
 193                                 prop_val.mux_val = cpu_to_fdt32(
 194                                                 ETH_1_1G_MDIO_MUX);
 195                                 prop_val.phy_mask = cpu_to_fdt32(
 196                                                 ETH_1G_MDIO_PHY_MASK);
 197                                 prop_val.phy_mode = "sgmii";
 198                                 pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
 199                                                    ETH_1_MDIO);
 200                         } else {
 201                                 prop_val.busid = cpu_to_fdt32(
 202                                                 ETH_2_1G_BUS_ID);
 203                                 prop_val.phyid = cpu_to_fdt32(
 204                                                 ETH_2_1G_PHY_ID);
 205                                 prop_val.mux_val = cpu_to_fdt32(
 206                                                 ETH_2_1G_MDIO_MUX);
 207                                 prop_val.phy_mask = cpu_to_fdt32(
 208                                                 ETH_1G_MDIO_PHY_MASK);
 209                                 prop_val.phy_mode = "rgmii";
 210                                 pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
 211                                                    ETH_2_MDIO);
 212                         }
 213                 break;
 214                 case SERDES_2_5_G_PROTOCOL:
 215                         if (i == 0) {
 216                                 prop_val.busid = cpu_to_fdt32(
 217                                                 ETH_1_2_5G_BUS_ID);
 218                                 prop_val.phyid = cpu_to_fdt32(
 219                                                 ETH_1_2_5G_PHY_ID);
 220                                 prop_val.mux_val = cpu_to_fdt32(
 221                                                 ETH_1_2_5G_MDIO_MUX);
 222                                 prop_val.phy_mask = cpu_to_fdt32(
 223                                                 ETH_2_5G_MDIO_PHY_MASK);
 224                                 prop_val.phy_mode = "sgmii-2500";
 225                                 pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
 226                                                    ETH_1_MDIO);
 227                         } else {
 228                                 prop_val.busid = cpu_to_fdt32(
 229                                                 ETH_2_2_5G_BUS_ID);
 230                                 prop_val.phyid = cpu_to_fdt32(
 231                                                 ETH_2_2_5G_PHY_ID);
 232                                 prop_val.mux_val = cpu_to_fdt32(
 233                                                 ETH_2_2_5G_MDIO_MUX);
 234                                 prop_val.phy_mask = cpu_to_fdt32(
 235                                                 ETH_2_5G_MDIO_PHY_MASK);
 236                                 prop_val.phy_mode = "sgmii-2500";
 237                                 pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
 238                                                    ETH_2_MDIO);
 239                         }
 240                 break;
 241                 default:
 242                         printf("serdes:[%d]\n", srds_s1);
 243                 }
 244         }
 245 }
 246
 247 #ifdef CONFIG_OF_BOARD_SETUP
 248 int ft_board_setup(void *blob, bd_t *bd)
 249 {
 250         arch_fixup_fdt(blob);
 251
 252         ft_cpu_setup(blob, bd);
 253         fdt_fsl_fixup_of_pfe(blob);
 254
 255         return 0;
 256 }
 257 #endif