git.sur5r.net Git - u-boot/blob - board/freescale/t208xrdb/t208xrdb.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2009-2013 Freescale Semiconductor, Inc.
   4  */
   5
   6 #include <common.h>
   7 #include <command.h>
   8 #include <i2c.h>
   9 #include <netdev.h>
  10 #include <linux/compiler.h>
  11 #include <asm/mmu.h>
  12 #include <asm/processor.h>
  13 #include <asm/immap_85xx.h>
  14 #include <asm/fsl_law.h>
  15 #include <asm/fsl_serdes.h>
  16 #include <asm/fsl_liodn.h>
  17 #include <fm_eth.h>
  18 #include "t208xrdb.h"
  19 #include "cpld.h"
  20 #include "../common/vid.h"
  21
  22 DECLARE_GLOBAL_DATA_PTR;
  23
  24 int checkboard(void)
  25 {
  26         struct cpu_type *cpu = gd->arch.cpu;
  27         static const char *freq[3] = {"100.00MHZ", "125.00MHz", "156.25MHZ"};
  28
  29         printf("Board: %sRDB, ", cpu->name);
  30         printf("Board rev: 0x%02x CPLD ver: 0x%02x, boot from ",
  31                CPLD_READ(hw_ver), CPLD_READ(sw_ver));
  32
  33 #ifdef CONFIG_SDCARD
  34         puts("SD/MMC\n");
  35 #elif CONFIG_SPIFLASH
  36         puts("SPI\n");
  37 #else
  38         u8 reg;
  39
  40         reg = CPLD_READ(flash_csr);
  41
  42         if (reg & CPLD_BOOT_SEL) {
  43                 puts("NAND\n");
  44         } else {
  45                 reg = ((reg & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
  46                 printf("NOR vBank%d\n", reg);
  47         }
  48 #endif
  49
  50         puts("SERDES Reference Clocks:\n");
  51         printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[2], freq[0]);
  52         printf("SD2_CLK1=%s, SD2_CLK2=%s\n", freq[0], freq[0]);
  53
  54         return 0;
  55 }
  56
  57 int board_early_init_r(void)
  58 {
  59         const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
  60         int flash_esel = find_tlb_idx((void *)flashbase, 1);
  61         /*
  62          * Remap Boot flash + PROMJET region to caching-inhibited
  63          * so that flash can be erased properly.
  64          */
  65
  66         /* Flush d-cache and invalidate i-cache of any FLASH data */
  67         flush_dcache();
  68         invalidate_icache();
  69         if (flash_esel == -1) {
  70                 /* very unlikely unless something is messed up */
  71                 puts("Error: Could not find TLB for FLASH BASE\n");
  72                 flash_esel = 2; /* give our best effort to continue */
  73         } else {
  74                 /* invalidate existing TLB entry for flash + promjet */
  75                 disable_tlb(flash_esel);
  76         }
  77
  78         set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
  79                 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
  80                 0, flash_esel, BOOKE_PAGESZ_256M, 1);
  81
  82         /*
  83          * Adjust core voltage according to voltage ID
  84          * This function changes I2C mux to channel 2.
  85          */
  86         if (adjust_vdd(0))
  87                 printf("Warning: Adjusting core voltage failed.\n");
  88         return 0;
  89 }
  90
  91 unsigned long get_board_sys_clk(void)
  92 {
  93         return CONFIG_SYS_CLK_FREQ;
  94 }
  95
  96 unsigned long get_board_ddr_clk(void)
  97 {
  98         return CONFIG_DDR_CLK_FREQ;
  99 }
 100
 101 int misc_init_r(void)
 102 {
 103         u8 reg;
 104
 105         /* Reset CS4315 PHY */
 106         reg = CPLD_READ(reset_ctl);
 107         reg |= CPLD_RSTCON_EDC_RST;
 108         CPLD_WRITE(reset_ctl, reg);
 109
 110         return 0;
 111 }
 112
 113 int ft_board_setup(void *blob, bd_t *bd)
 114 {
 115         phys_addr_t base;
 116         phys_size_t size;
 117
 118         ft_cpu_setup(blob, bd);
 119
 120         base = env_get_bootm_low();
 121         size = env_get_bootm_size();
 122
 123         fdt_fixup_memory(blob, (u64)base, (u64)size);
 124
 125 #ifdef CONFIG_PCI
 126         pci_of_setup(blob, bd);
 127 #endif
 128
 129         fdt_fixup_liodn(blob);
 130         fsl_fdt_fixup_dr_usb(blob, bd);
 131
 132 #ifdef CONFIG_SYS_DPAA_FMAN
 133         fdt_fixup_fman_ethernet(blob);
 134         fdt_fixup_board_enet(blob);
 135 #endif
 136
 137         return 0;
 138 }