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