LXR uboot/board/renesas/ecovec/ecovec.c

   1/*
   2 * Copyright (C) 2009, 2011 Renesas Solutions Corp.
   3 * Copyright (C) 2009 Kuninori Morimoto <morimoto.kuninori@renesas.com>
   4 * Copyright (C) 2011 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
   5 *
   6 * SPDX-License-Identifier:     GPL-2.0+
   7 */
   8
   9#include <common.h>
  10#include <command.h>
  11#include <asm/io.h>
  12#include <asm/processor.h>
  13#include <i2c.h>
  14#include <netdev.h>
  15
  16/* USB power management register */
  17#define UPONCR0 0xA40501D4
  18
  19int checkboard(void)
  20{
  21        puts("BOARD: ecovec\n");
  22        return 0;
  23}
  24
  25int dram_init(void)
  26{
  27        DECLARE_GLOBAL_DATA_PTR;
  28
  29        gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
  30        gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
  31        printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
  32        return 0;
  33}
  34
  35static void debug_led(u8 led)
  36{
  37        /* PDGR[0-4] is debug LED */
  38        outb((inb(PGDR) & ~0x0F) | (led & 0x0F), PGDR);
  39}
  40
  41int board_late_init(void)
  42{
  43        u8 mac[6];
  44        char env_mac[18];
  45
  46        udelay(1000);
  47
  48        /* SH-Eth (PLCR, PNCR, PXCR, PSELx )*/
  49        outw(inw(PLCR) & ~0xFFF0, PLCR);
  50        outw(inw(PNCR) & ~0x000F, PNCR);
  51        outw(inw(PXCR) & ~0x0FC0, PXCR);
  52        outw((inw(PSELB) & ~0x030F) | 0x020A, PSELB);
  53        outw((inw(PSELC) & ~0x0307) | 0x0207, PSELC);
  54        outw((inw(PSELE) & ~0x00c0) | 0x0080, PSELE);
  55
  56        debug_led(1 << 3);
  57
  58        outl(inl(MSTPCR2) & ~0x10000000, MSTPCR2);
  59
  60        i2c_set_bus_num(1); /* Use I2C 1 */
  61
  62        /* Read MAC address */
  63        i2c_read(0x50, 0x10, 0, mac, 6);
  64
  65        /* Set MAC address */
  66        sprintf(env_mac, "%02X:%02X:%02X:%02X:%02X:%02X",
  67                mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
  68        setenv("ethaddr", env_mac);
  69
  70        debug_led(0x0F);
  71
  72        return 0;
  73}
  74
  75int board_init(void)
  76{
  77
  78        /* LED (PTG) */
  79        outw((inw(PGCR) & ~0xFF) | 0x55, PGCR);
  80        outw((inw(HIZCRA) & ~0x02), HIZCRA);
  81
  82        debug_led(1 << 0);
  83
  84        /* SCIF0 (PTF, PTM) */
  85        outw(inw(PFCR) & ~0x30, PFCR);
  86        outw(inw(PMCR) & ~0x0C, PMCR);
  87        outw((inw(PSELA) & ~0x40) | 0x40, PSELA);
  88
  89        debug_led(1 << 1);
  90
  91        /* RMII (PTA) */
  92        outw((inw(PACR) & ~0x0C) | 0x04, PACR);
  93        outb((inb(PADR) & ~0x02) | 0x02, PADR);
  94
  95        debug_led(1 << 2);
  96
  97        /* USB host */
  98        outw((inw(PBCR) & ~0x300) | 0x100, PBCR);
  99        outb((inb(PBDR) & ~0x10) | 0x10, PBDR);
 100        outl(inl(MSTPCR2) & ~0x100000, MSTPCR2);
 101        outw(0x0600, UPONCR0);
 102
 103        debug_led(1 << 3);
 104
 105        /* debug switch */
 106        outw((inw(PVCR) & ~0x03) | 0x02 , PVCR);
 107
 108        return 0;
 109}
 110