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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2016 NXP Semiconductors
* Author: Fabio Estevam <fabio.estevam@nxp.com>
*/
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/mx7-pins.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/mach-imx/hab.h>
#include <asm/mach-imx/iomux-v3.h>
#include <asm/mach-imx/mxc_i2c.h>
#include <asm/io.h>
#include <common.h>
#include <fsl_esdhc.h>
#include <i2c.h>
#include <mmc.h>
#include <asm/arch/crm_regs.h>
#include <usb.h>
#include <netdev.h>
#include <power/pmic.h>
#include <power/pfuze3000_pmic.h>
#include "../freescale/common/pfuze.h"
#include <asm/setup.h>
#include <asm/bootm.h>
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_DSE_3P3V_49OHM | PAD_CTL_PUS_PU100KOHM | \
PAD_CTL_HYS)
#define I2C_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
#ifdef CONFIG_SYS_I2C_MXC
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
/* I2C1 for PMIC */
static struct i2c_pads_info i2c_pad_info1 = {
.scl = {
.i2c_mode = MX7D_PAD_I2C1_SCL__I2C1_SCL | PC,
.gpio_mode = MX7D_PAD_I2C1_SCL__GPIO4_IO8 | PC,
.gp = IMX_GPIO_NR(4, 8),
},
.sda = {
.i2c_mode = MX7D_PAD_I2C1_SDA__I2C1_SDA | PC,
.gpio_mode = MX7D_PAD_I2C1_SDA__GPIO4_IO9 | PC,
.gp = IMX_GPIO_NR(4, 9),
},
};
#endif
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_SIZE;
/* Subtract the defined OPTEE runtime firmware length */
#ifdef CONFIG_OPTEE_TZDRAM_SIZE
gd->ram_size -= CONFIG_OPTEE_TZDRAM_SIZE;
#endif
return 0;
}
static iomux_v3_cfg_t const wdog_pads[] = {
MX7D_PAD_GPIO1_IO00__WDOG1_WDOG_B | MUX_PAD_CTRL(NO_PAD_CTRL),
};
static iomux_v3_cfg_t const uart1_pads[] = {
MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
};
static void setup_iomux_uart(void)
{
imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
};
int board_early_init_f(void)
{
setup_iomux_uart();
return 0;
}
#ifdef CONFIG_POWER
#define I2C_PMIC 0
static struct pmic *pfuze;
int power_init_board(void)
{
int ret;
unsigned int reg, rev_id;
ret = power_pfuze3000_init(I2C_PMIC);
if (ret)
return ret;
pfuze = pmic_get("PFUZE3000");
ret = pmic_probe(pfuze);
if (ret)
return ret;
pmic_reg_read(pfuze, PFUZE3000_DEVICEID, ®);
pmic_reg_read(pfuze, PFUZE3000_REVID, &rev_id);
printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);
/* disable Low Power Mode during standby mode */
pmic_reg_write(pfuze, PFUZE3000_LDOGCTL, 0x1);
return 0;
}
#endif
int board_eth_init(bd_t *bis)
{
int ret = 0;
#ifdef CONFIG_USB_ETHER
ret = usb_eth_initialize(bis);
if (ret < 0)
printf("Error %d registering USB ether.\n", ret);
#endif
return ret;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
#ifdef CONFIG_SYS_I2C_MXC
setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
#endif
return 0;
}
int checkboard(void)
{
char *mode;
if (IS_ENABLED(CONFIG_ARMV7_BOOT_SEC_DEFAULT))
mode = "secure";
else
mode = "non-secure";
#ifdef CONFIG_OPTEE_TZDRAM_SIZE
unsigned long optee_start, optee_end;
optee_end = PHYS_SDRAM + PHYS_SDRAM_SIZE;
optee_start = optee_end - CONFIG_OPTEE_TZDRAM_SIZE;
printf("Board: WARP7 in %s mode OPTEE DRAM 0x%08lx-0x%08lx\n",
mode, optee_start, optee_end);
#else
printf("Board: WARP7 in %s mode\n", mode);
#endif
return 0;
}
int board_usb_phy_mode(int port)
{
return USB_INIT_DEVICE;
}
int board_late_init(void)
{
struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
#ifdef CONFIG_SERIAL_TAG
struct tag_serialnr serialnr;
char serial_string[0x20];
#endif
imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
set_wdog_reset(wdog);
/*
* Do not assert internal WDOG_RESET_B_DEB(controlled by bit 4),
* since we use PMIC_PWRON to reset the board.
*/
clrsetbits_le16(&wdog->wcr, 0, 0x10);
#ifdef CONFIG_SECURE_BOOT
/* Determine HAB state */
env_set_ulong(HAB_ENABLED_ENVNAME, imx_hab_is_enabled());
#else
env_set_ulong(HAB_ENABLED_ENVNAME, 0);
#endif
#ifdef CONFIG_SERIAL_TAG
/* Set serial# standard environment variable based on OTP settings */
get_board_serial(&serialnr);
snprintf(serial_string, sizeof(serial_string), "WaRP7-0x%08x%08x",
serialnr.low, serialnr.high);
env_set("serial#", serial_string);
#endif
return 0;
}
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