mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-27 23:21:01 +00:00
1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
177 lines
4.5 KiB
C
177 lines
4.5 KiB
C
/*
|
|
* (C) Copyright 2011 Comelit Group SpA
|
|
* Luca Ceresoli <luca.ceresoli@comelit.it>
|
|
*
|
|
* Based on board/ti/beagle/beagle.c:
|
|
* (C) Copyright 2004-2008
|
|
* Texas Instruments, <www.ti.com>
|
|
*
|
|
* Author :
|
|
* Sunil Kumar <sunilsaini05@gmail.com>
|
|
* Shashi Ranjan <shashiranjanmca05@gmail.com>
|
|
*
|
|
* Derived from Beagle Board and 3430 SDP code by
|
|
* Richard Woodruff <r-woodruff2@ti.com>
|
|
* Syed Mohammed Khasim <khasim@ti.com>
|
|
*
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
#include <common.h>
|
|
#include <netdev.h>
|
|
#include <twl4030.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/mmc_host_def.h>
|
|
#include <asm/arch/omap3-regs.h>
|
|
#include <asm/arch/mux.h>
|
|
#include <asm/arch/mem.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/mach-types.h>
|
|
#include "dig297.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#ifdef CONFIG_CMD_NET
|
|
static void setup_net_chip(void);
|
|
|
|
#define NET_LAN9221_RESET_GPIO 12
|
|
|
|
/* GPMC CS 5 connected to an SMSC LAN9220 ethernet controller */
|
|
#define NET_LAN9220_GPMC_CONFIG1 (DEVICESIZE_16BIT)
|
|
#define NET_LAN9220_GPMC_CONFIG2 (CSWROFFTIME(8) | \
|
|
CSRDOFFTIME(7) | \
|
|
ADVONTIME(1))
|
|
#define NET_LAN9220_GPMC_CONFIG3 (ADVWROFFTIME(2) | \
|
|
ADVRDOFFTIME(2) | \
|
|
ADVONTIME(1))
|
|
#define NET_LAN9220_GPMC_CONFIG4 (WEOFFTIME(8) | \
|
|
WEONTIME(1) | \
|
|
OEOFFTIME(7)| \
|
|
OEONTIME(1))
|
|
#define NET_LAN9220_GPMC_CONFIG5 (PAGEBURSTACCESSTIME(0) | \
|
|
RDACCESSTIME(6) | \
|
|
WRCYCLETIME(0x1D) | \
|
|
RDCYCLETIME(0x1D))
|
|
#define NET_LAN9220_GPMC_CONFIG6 ((1 << 31) | \
|
|
WRACCESSTIME(0x1D) | \
|
|
WRDATAONADMUXBUS(3))
|
|
|
|
static const u32 gpmc_lan_config[] = {
|
|
NET_LAN9220_GPMC_CONFIG1,
|
|
NET_LAN9220_GPMC_CONFIG2,
|
|
NET_LAN9220_GPMC_CONFIG3,
|
|
NET_LAN9220_GPMC_CONFIG4,
|
|
NET_LAN9220_GPMC_CONFIG5,
|
|
NET_LAN9220_GPMC_CONFIG6,
|
|
/* CONFIG7: computed by enable_gpmc_cs_config() */
|
|
};
|
|
#endif /* CONFIG_CMD_NET */
|
|
|
|
/*
|
|
* Routine: board_init
|
|
* Description: Early hardware init.
|
|
*/
|
|
int board_init(void)
|
|
{
|
|
gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
|
|
/* boot param addr */
|
|
gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Routine: misc_init_r
|
|
* Description: Configure board specific parts
|
|
*/
|
|
int misc_init_r(void)
|
|
{
|
|
struct gpio *gpio1_base = (struct gpio *)OMAP34XX_GPIO1_BASE;
|
|
struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
|
|
|
|
twl4030_power_init();
|
|
twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
|
|
|
|
/*
|
|
* GPIO list
|
|
* - 159 OUT (GPIO5+31): reset for remote camera interface connector.
|
|
* - 19 OUT (GPIO1+19): integrated speaker amplifier (1=on, 0=shdn).
|
|
* - 20 OUT (GPIO1+20): handset amplifier (1=on, 0=shdn).
|
|
*/
|
|
|
|
/* Configure GPIOs to output */
|
|
writel(~(GPIO19 | GPIO20), &gpio1_base->oe);
|
|
writel(~(GPIO31), &gpio5_base->oe);
|
|
|
|
/* Set GPIO values */
|
|
writel((GPIO19 | GPIO20), &gpio1_base->setdataout);
|
|
writel(0, &gpio5_base->setdataout);
|
|
|
|
#if defined(CONFIG_CMD_NET)
|
|
setup_net_chip();
|
|
#endif
|
|
|
|
dieid_num_r();
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Routine: set_muxconf_regs
|
|
* Description: Setting up the configuration Mux registers specific to the
|
|
* hardware. Many pins need to be moved from protect to primary
|
|
* mode.
|
|
*/
|
|
void set_muxconf_regs(void)
|
|
{
|
|
MUX_DIG297();
|
|
}
|
|
|
|
#ifdef CONFIG_GENERIC_MMC
|
|
int board_mmc_init(bd_t *bis)
|
|
{
|
|
return omap_mmc_init(0, 0, 0, -1, -1);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_CMD_NET
|
|
/*
|
|
* Routine: setup_net_chip
|
|
* Description: Setting up the configuration GPMC registers specific to the
|
|
* Ethernet hardware.
|
|
*/
|
|
static void setup_net_chip(void)
|
|
{
|
|
struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
|
|
|
|
/* Configure GPMC registers */
|
|
enable_gpmc_cs_config(gpmc_lan_config, &gpmc_cfg->cs[5],
|
|
CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
|
|
|
|
/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
|
|
writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
|
|
/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
|
|
writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
|
|
/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
|
|
writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
|
|
&ctrl_base->gpmc_nadv_ale);
|
|
|
|
/* Make GPIO 12 as output pin and send a magic pulse through it */
|
|
if (!gpio_request(NET_LAN9221_RESET_GPIO, "")) {
|
|
gpio_direction_output(NET_LAN9221_RESET_GPIO, 0);
|
|
gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
|
|
udelay(1);
|
|
gpio_set_value(NET_LAN9221_RESET_GPIO, 0);
|
|
udelay(31000); /* Should be >= 30ms according to datasheet */
|
|
gpio_set_value(NET_LAN9221_RESET_GPIO, 1);
|
|
}
|
|
}
|
|
#endif /* CONFIG_CMD_NET */
|
|
|
|
int board_eth_init(bd_t *bis)
|
|
{
|
|
int rc = 0;
|
|
rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
|
|
return rc;
|
|
}
|