board/freescale/ls1043ardb/ls1043ardb.c

   1 /*
   2  * Copyright 2015 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <i2c.h>
   9 #include <asm/io.h>
  10 #include <asm/arch/clock.h>
  11 #include <asm/arch/fsl_serdes.h>
  12 #include <asm/arch/soc.h>
  13 #include <fdt_support.h>
  14 #include <hwconfig.h>
  15 #include <ahci.h>
  16 #include <mmc.h>
  17 #include <scsi.h>
  18 #include <fm_eth.h>
  19 #include <fsl_csu.h>
  20 #include <fsl_esdhc.h>
  21 #include <fsl_ifc.h>
  22 #include <environment.h>
  23 #include <fsl_sec.h>
  24 #include "cpld.h"
  25 #ifdef CONFIG_U_QE
  26 #include <fsl_qe.h>
  27 #endif
  28
  29
  30 DECLARE_GLOBAL_DATA_PTR;
  31
  32 int checkboard(void)
  33 {
  34         static const char *freq[3] = {"100.00MHZ", "156.25MHZ"};
  35 #ifndef CONFIG_SD_BOOT
  36         u8 cfg_rcw_src1, cfg_rcw_src2;
  37         u32 cfg_rcw_src;
  38 #endif
  39         u32 sd1refclk_sel;
  40
  41         printf("Board: LS1043ARDB, boot from ");
  42
  43 #ifdef CONFIG_SD_BOOT
  44         puts("SD\n");
  45 #else
  46         cfg_rcw_src1 = CPLD_READ(cfg_rcw_src1);
  47         cfg_rcw_src2 = CPLD_READ(cfg_rcw_src2);
  48         cpld_rev_bit(&cfg_rcw_src1);
  49         cfg_rcw_src = cfg_rcw_src1;
  50         cfg_rcw_src = (cfg_rcw_src << 1) | cfg_rcw_src2;
  51
  52         if (cfg_rcw_src == 0x25)
  53                 printf("vBank %d\n", CPLD_READ(vbank));
  54         else if (cfg_rcw_src == 0x106)
  55                 puts("NAND\n");
  56         else
  57                 printf("Invalid setting of SW4\n");
  58 #endif
  59
  60         printf("CPLD:  V%x.%x\nPCBA:  V%x.0\n", CPLD_READ(cpld_ver),
  61                CPLD_READ(cpld_ver_sub), CPLD_READ(pcba_ver));
  62
  63         puts("SERDES Reference Clocks:\n");
  64         sd1refclk_sel = CPLD_READ(sd1refclk_sel);
  65         printf("SD1_CLK1 = %s, SD1_CLK2 = %s\n", freq[sd1refclk_sel], freq[0]);
  66
  67         return 0;
  68 }
  69
  70 int dram_init(void)
  71 {
  72         gd->ram_size = initdram(0);
  73
  74         return 0;
  75 }
  76
  77 int board_early_init_f(void)
  78 {
  79         fsl_lsch2_early_init_f();
  80
  81         return 0;
  82 }
  83
  84 int board_init(void)
  85 {
  86         struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
  87
  88         /*
  89          * Set CCI-400 control override register to enable barrier
  90          * transaction
  91          */
  92         out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
  93
  94 #ifdef CONFIG_FSL_IFC
  95         init_final_memctl_regs();
  96 #endif
  97
  98 #ifdef CONFIG_ENV_IS_NOWHERE
  99         gd->env_addr = (ulong)&default_environment[0];
 100 #endif
 101
 102 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
 103         enable_layerscape_ns_access();
 104 #endif
 105
 106 #ifdef CONFIG_U_QE
 107         u_qe_init();
 108 #endif
 109
 110         return 0;
 111 }
 112
 113 int config_board_mux(void)
 114 {
 115         struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
 116         u32 usb_pwrfault;
 117
 118         if (hwconfig("qe-hdlc")) {
 119                 out_be32(&scfg->rcwpmuxcr0,
 120                          (in_be32(&scfg->rcwpmuxcr0) & ~0xff00) | 0x6600);
 121                 printf("Assign to qe-hdlc clk, rcwpmuxcr0=%x\n",
 122                        in_be32(&scfg->rcwpmuxcr0));
 123         } else {
 124 #ifdef CONFIG_HAS_FSL_XHCI_USB
 125                 out_be32(&scfg->rcwpmuxcr0, 0x3333);
 126                 out_be32(&scfg->usbdrvvbus_selcr, SCFG_USBDRVVBUS_SELCR_USB1);
 127                 usb_pwrfault = (SCFG_USBPWRFAULT_DEDICATED <<
 128                                 SCFG_USBPWRFAULT_USB3_SHIFT) |
 129                                 (SCFG_USBPWRFAULT_DEDICATED <<
 130                                 SCFG_USBPWRFAULT_USB2_SHIFT) |
 131                                 (SCFG_USBPWRFAULT_SHARED <<
 132                                  SCFG_USBPWRFAULT_USB1_SHIFT);
 133                 out_be32(&scfg->usbpwrfault_selcr, usb_pwrfault);
 134 #endif
 135         }
 136         return 0;
 137 }
 138
 139 #if defined(CONFIG_MISC_INIT_R)
 140 int misc_init_r(void)
 141 {
 142         config_board_mux();
 143 #ifdef CONFIG_SECURE_BOOT
 144         /* In case of Secure Boot, the IBR configures the SMMU
 145          * to allow only Secure transactions.
 146          * SMMU must be reset in bypass mode.
 147          * Set the ClientPD bit and Clear the USFCFG Bit
 148          */
 149         u32 val;
 150         val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
 151         out_le32(SMMU_SCR0, val);
 152         val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
 153         out_le32(SMMU_NSCR0, val);
 154 #endif
 155 #ifdef CONFIG_FSL_CAAM
 156         return sec_init();
 157 #endif
 158         return 0;
 159 }
 160 #endif
 161
 162 void fdt_del_qe(void *blob)
 163 {
 164         int nodeoff = 0;
 165
 166         while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
 167                                 "fsl,qe")) >= 0) {
 168                 fdt_del_node(blob, nodeoff);
 169         }
 170 }
 171
 172 int ft_board_setup(void *blob, bd_t *bd)
 173 {
 174         u64 base[CONFIG_NR_DRAM_BANKS];
 175         u64 size[CONFIG_NR_DRAM_BANKS];
 176
 177         /* fixup DT for the two DDR banks */
 178         base[0] = gd->bd->bi_dram[0].start;
 179         size[0] = gd->bd->bi_dram[0].size;
 180         base[1] = gd->bd->bi_dram[1].start;
 181         size[1] = gd->bd->bi_dram[1].size;
 182
 183         fdt_fixup_memory_banks(blob, base, size, 2);
 184         ft_cpu_setup(blob, bd);
 185
 186 #ifdef CONFIG_SYS_DPAA_FMAN
 187         fdt_fixup_fman_ethernet(blob);
 188 #endif
 189
 190         /*
 191          * qe-hdlc and usb multi-use the pins,
 192          * when set hwconfig to qe-hdlc, delete usb node.
 193          */
 194         if (hwconfig("qe-hdlc"))
 195 #ifdef CONFIG_HAS_FSL_XHCI_USB
 196                 fdt_del_node_and_alias(blob, "usb1");
 197 #endif
 198         /*
 199          * qe just support qe-uart and qe-hdlc,
 200          * if qe-uart and qe-hdlc are not set in hwconfig,
 201          * delete qe node.
 202          */
 203         if (!hwconfig("qe-uart") && !hwconfig("qe-hdlc"))
 204                 fdt_del_qe(blob);
 205
 206         return 0;
 207 }
 208
 209 u8 flash_read8(void *addr)
 210 {
 211         return __raw_readb(addr + 1);
 212 }
 213
 214 void flash_write16(u16 val, void *addr)
 215 {
 216         u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
 217
 218         __raw_writew(shftval, addr);
 219 }
 220
 221 u16 flash_read16(void *addr)
 222 {
 223         u16 val = __raw_readw(addr);
 224
 225         return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
 226 }