mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
99 lines
1.9 KiB
C
99 lines
1.9 KiB
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2021 Ronetix GmbH
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <init.h>
|
||
|
|
#include <net.h>
|
||
|
|
#include <asm/arch/clock.h>
|
||
|
|
#include <asm/arch/crm_regs.h>
|
||
|
|
#include <asm/arch/imx-regs.h>
|
||
|
|
#include <asm/arch/mx7-pins.h>
|
||
|
|
#include <asm/arch/sys_proto.h>
|
||
|
|
#include <asm/global_data.h>
|
||
|
|
#include <asm/gpio.h>
|
||
|
|
#include <asm/mach-imx/iomux-v3.h>
|
||
|
|
#include <asm/mach-imx/mxc_i2c.h>
|
||
|
|
#include <asm/io.h>
|
||
|
|
#include <common.h>
|
||
|
|
#include <i2c.h>
|
||
|
|
#include <miiphy.h>
|
||
|
|
#include <power/pmic.h>
|
||
|
|
#include <power/pfuze3000_pmic.h>
|
||
|
|
|
||
|
|
DECLARE_GLOBAL_DATA_PTR;
|
||
|
|
|
||
|
|
int dram_init(void)
|
||
|
|
{
|
||
|
|
gd->ram_size = imx_ddr_size();
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int power_init_board(void)
|
||
|
|
{
|
||
|
|
struct udevice *dev;
|
||
|
|
int ret;
|
||
|
|
unsigned int reg, rev;
|
||
|
|
|
||
|
|
ret = pmic_get("pmic@8", &dev);
|
||
|
|
if (ret == -ENODEV) {
|
||
|
|
puts("No pmic\n");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
if (ret != 0)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
reg = pmic_reg_read(dev, PFUZE3000_DEVICEID);
|
||
|
|
rev = pmic_reg_read(dev, PFUZE3000_REVID);
|
||
|
|
printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev);
|
||
|
|
|
||
|
|
/* disable Low Power Mode during standby mode */
|
||
|
|
reg = pmic_reg_read(dev, PFUZE3000_LDOGCTL);
|
||
|
|
reg |= 0x1;
|
||
|
|
pmic_reg_write(dev, PFUZE3000_LDOGCTL, reg);
|
||
|
|
|
||
|
|
/* SW1A/1B mode set to APS/APS */
|
||
|
|
reg = 0x8;
|
||
|
|
pmic_reg_write(dev, PFUZE3000_SW1AMODE, reg);
|
||
|
|
pmic_reg_write(dev, PFUZE3000_SW1BMODE, reg);
|
||
|
|
|
||
|
|
/* SW1A/1B standby voltage set to 1.025V */
|
||
|
|
reg = 0xd;
|
||
|
|
pmic_reg_write(dev, PFUZE3000_SW1ASTBY, reg);
|
||
|
|
pmic_reg_write(dev, PFUZE3000_SW1BSTBY, reg);
|
||
|
|
|
||
|
|
/* decrease SW1B normal voltage to 0.975V */
|
||
|
|
reg = pmic_reg_read(dev, PFUZE3000_SW1BVOLT);
|
||
|
|
reg &= ~0x1f;
|
||
|
|
reg |= PFUZE3000_SW1AB_SETP(975);
|
||
|
|
pmic_reg_write(dev, PFUZE3000_SW1BVOLT, reg);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int setup_fec(void)
|
||
|
|
{
|
||
|
|
return set_clk_enet(ENET_125MHZ);
|
||
|
|
}
|
||
|
|
|
||
|
|
int board_init(void)
|
||
|
|
{
|
||
|
|
/* address of boot parameters */
|
||
|
|
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
|
||
|
|
|
||
|
|
setup_fec();
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int board_late_init(void)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int checkboard(void)
|
||
|
|
{
|
||
|
|
puts("Board: iMX7-CM\n");
|
||
|
|
return 0;
|
||
|
|
}
|