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// SPDX-License-Identifier: GPL-2.0+
/*
* Novena board support
*
* Copyright (C) 2014 Marek Vasut <marex@denx.de>
*/
#include <display_options.h>
#include <dm.h>
#include <eeprom.h>
#include <init.h>
#include <log.h>
#include <asm/global_data.h>
#include <dm/device-internal.h>
#include <ahci.h>
#include <env.h>
#include <linux/errno.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/crm_regs.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mxc_hdmi.h>
#include <asm/arch/sys_proto.h>
#include <asm/mach-imx/boot_mode.h>
#include <asm/mach-imx/iomux-v3.h>
#include <asm/mach-imx/mxc_i2c.h>
#include <asm/mach-imx/sata.h>
#include <asm/mach-imx/video.h>
#include <dwc_ahsata.h>
#include <fsl_esdhc_imx.h>
#include <i2c.h>
#include <input.h>
#include <ipu_pixfmt.h>
#include <linux/fb.h>
#include <linux/input.h>
#include <malloc.h>
#include <mmc.h>
#include <netdev.h>
#include <power/pmic.h>
#include <power/pfuze100_pmic.h>
#include <stdio_dev.h>
#include <video_console.h>
#include "novena.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
#if defined(CONFIG_VIDEO_IPUV3)
setup_display_clock();
#endif
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
return 0;
}
int board_late_init(void)
{
#if defined(CONFIG_VIDEO_IPUV3)
struct udevice *con;
char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
int ret;
setup_display_lvds();
ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con);
if (ret)
return ret;
display_options_get_banner(false, buf, sizeof(buf));
vidconsole_position_cursor(con, 0, 0);
vidconsole_put_string(con, buf);
#endif
return 0;
}
int checkboard(void)
{
puts("Board: Novena 4x\n");
return 0;
}
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
return 0;
}
/* setup board specific PMIC */
int power_init_board(void)
{
struct pmic *p;
u32 reg;
int ret;
power_pfuze100_init(1);
p = pmic_get("PFUZE100");
if (!p)
return -EINVAL;
ret = pmic_probe(p);
if (ret)
return ret;
pmic_reg_read(p, PFUZE100_DEVICEID, ®);
printf("PMIC: PFUZE100 ID=0x%02x\n", reg);
/* Set SWBST to 5.0V and enable (for USB) */
pmic_reg_read(p, PFUZE100_SWBSTCON1, ®);
reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK);
reg |= (SWBST_5_00V | (SWBST_MODE_AUTO << SWBST_MODE_SHIFT));
pmic_reg_write(p, PFUZE100_SWBSTCON1, reg);
return 0;
}
/* EEPROM configuration data */
struct novena_eeprom_data {
uint8_t signature[6];
uint8_t version;
uint8_t reserved;
uint32_t serial;
uint8_t mac[6];
uint16_t features;
};
int misc_init_r(void)
{
struct novena_eeprom_data data;
uchar *datap = (uchar *)&data;
const char *signature = "Novena";
int ret;
/* If 'ethaddr' is already set, do nothing. */
if (env_get("ethaddr"))
return 0;
/* EEPROM is at bus 2. */
ret = i2c_set_bus_num(2);
if (ret) {
puts("Cannot select EEPROM I2C bus.\n");
return 0;
}
/* EEPROM is at address 0x56. */
ret = eeprom_read(0x56, 0, datap, sizeof(data));
if (ret) {
puts("Cannot read I2C EEPROM.\n");
return 0;
}
/* Check EEPROM signature. */
if (memcmp(data.signature, signature, 6)) {
puts("Invalid I2C EEPROM signature.\n");
return 0;
}
/* Set ethernet address from EEPROM. */
eth_env_set_enetaddr("ethaddr", data.mac);
return ret;
}
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