Home | History | Annotate | Download | only in zoom1 
      1 // SPDX-License-Identifier: GPL-2.0+
      2 /*
      3  * (C) Copyright 2004-2008
      4  * Texas Instruments, <www.ti.com>
      5  *
      6  * Author :
      7  *	Nishanth Menon <nm (at) ti.com>
      8  *
      9  * Derived from Beagle Board and 3430 SDP code by
     10  *	Sunil Kumar <sunilsaini05 (at) gmail.com>
     11  *	Shashi Ranjan <shashiranjanmca05 (at) gmail.com>
     12  *	Richard Woodruff <r-woodruff2 (at) ti.com>
     13  *	Syed Mohammed Khasim <khasim (at) ti.com>
     14  *
     15  */
     16 #include <common.h>
     17 #include <dm.h>
     18 #include <environment.h>
     19 #include <ns16550.h>
     20 #include <netdev.h>
     21 #include <twl4030.h>
     22 #include <linux/mtd/omap_gpmc.h>
     23 #include <asm/io.h>
     24 #include <asm/arch/mem.h>
     25 #include <asm/arch/mmc_host_def.h>
     26 #include <asm/arch/mux.h>
     27 #include <asm/arch/sys_proto.h>
     28 #include <asm/mach-types.h>
     29 #include "zoom1.h"
     30 
     31 DECLARE_GLOBAL_DATA_PTR;
     32 
     33 /*
     34  * gpmc_cfg is initialized by gpmc_init and we use it here.
     35  * GPMC definitions for Ethenet Controller LAN9211
     36  */
     37 static const u32 gpmc_lab_enet[] = {
     38 	ZOOM1_ENET_GPMC_CONF1,
     39 	ZOOM1_ENET_GPMC_CONF2,
     40 	ZOOM1_ENET_GPMC_CONF3,
     41 	ZOOM1_ENET_GPMC_CONF4,
     42 	ZOOM1_ENET_GPMC_CONF5,
     43 	ZOOM1_ENET_GPMC_CONF6,
     44 	/*CONF7- computed as params */
     45 };
     46 
     47 static const struct ns16550_platdata zoom1_serial = {
     48 	.base = OMAP34XX_UART3,
     49 	.reg_shift = 2,
     50 	.clock = V_NS16550_CLK,
     51 	.fcr = UART_FCR_DEFVAL,
     52 };
     53 
     54 U_BOOT_DEVICE(zoom1_uart) = {
     55 	"ns16550_serial",
     56 	&zoom1_serial
     57 };
     58 
     59 /*
     60  * Routine: board_init
     61  * Description: Early hardware init.
     62  */
     63 int board_init(void)
     64 {
     65 	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
     66 	/* CS1 is Ethernet LAN9211 */
     67 	enable_gpmc_cs_config(gpmc_lab_enet, &gpmc_cfg->cs[1],
     68 			      DEBUG_BASE, GPMC_SIZE_16M);
     69 	/* board id for Linux */
     70 	gd->bd->bi_arch_number = MACH_TYPE_OMAP_LDP;
     71 	/* boot param addr */
     72 	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
     73 
     74 	return 0;
     75 }
     76 
     77 /*
     78  * Routine: misc_init_r
     79  * Description: Configure zoom board specific configurations
     80  */
     81 int misc_init_r(void)
     82 {
     83 	twl4030_power_init();
     84 	twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
     85 	omap_die_id_display();
     86 
     87 	/*
     88 	 * Board Reset
     89 	 * The board is reset by holding the red button on the
     90 	 * top right front face for eight seconds.
     91 	 */
     92 	twl4030_power_reset_init();
     93 
     94 	return 0;
     95 }
     96 
     97 /*
     98  * Routine: set_muxconf_regs
     99  * Description: Setting up the configuration Mux registers specific to the
    100  *		hardware. Many pins need to be moved from protect to primary
    101  *		mode.
    102  */
    103 void set_muxconf_regs(void)
    104 {
    105 	/* platform specific muxes */
    106 	MUX_ZOOM1_MDK();
    107 }
    108 
    109 #ifdef CONFIG_MMC
    110 int board_mmc_init(bd_t *bis)
    111 {
    112 	return omap_mmc_init(0, 0, 0, -1, -1);
    113 }
    114 
    115 void board_mmc_power_init(void)
    116 {
    117 	twl4030_power_mmc_init(0);
    118 }
    119 #endif
    120 
    121 #ifdef CONFIG_CMD_NET
    122 int board_eth_init(bd_t *bis)
    123 {
    124 	int rc = 0;
    125 
    126 #ifdef CONFIG_SMC911X
    127 #define STR_ENV_ETHADDR	"ethaddr"
    128 
    129 	struct eth_device *dev;
    130 	uchar eth_addr[6];
    131 
    132 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
    133 	if (!eth_env_get_enetaddr(STR_ENV_ETHADDR, eth_addr)) {
    134 		dev = eth_get_dev_by_index(0);
    135 		if (dev) {
    136 			eth_env_set_enetaddr(STR_ENV_ETHADDR, dev->enetaddr);
    137 		} else {
    138 			printf("zoom1: Couldn't get eth device\n");
    139 			rc = -1;
    140 		}
    141 	}
    142 #endif
    143 
    144 	return rc;
    145 }
    146 #endif
    147