mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 02:38:56 +00:00
77409c7f83
Rather than duplicate the Ethernet MAC address and carveout updating code for each board, move it to a common location and make it more reusable. Signed-off-by: Thierry Reding <treding@nvidia.com> Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Warren <twarren@nvidia.com>
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2013-2019
|
|
* NVIDIA Corporation <www.nvidia.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <env.h>
|
|
#include <fdtdec.h>
|
|
#include <i2c.h>
|
|
#include <log.h>
|
|
#include <net.h>
|
|
#include <stdlib.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/libfdt.h>
|
|
#include <asm/arch/gpio.h>
|
|
#include <asm/arch/pinmux.h>
|
|
#include <asm/arch-tegra/board.h>
|
|
#include "../p2571/max77620_init.h"
|
|
|
|
void pin_mux_mmc(void)
|
|
{
|
|
struct udevice *dev;
|
|
uchar val;
|
|
int ret;
|
|
|
|
/* Turn on MAX77620 LDO2 to 3.3V for SD card power */
|
|
debug("%s: Set LDO2 for VDDIO_SDMMC_AP power to 3.3V\n", __func__);
|
|
ret = i2c_get_chip_for_busnum(0, MAX77620_I2C_ADDR_7BIT, 1, &dev);
|
|
if (ret) {
|
|
printf("%s: Cannot find MAX77620 I2C chip\n", __func__);
|
|
return;
|
|
}
|
|
/* 0xF2 for 3.3v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */
|
|
val = 0xF2;
|
|
ret = dm_i2c_write(dev, MAX77620_CNFG1_L2_REG, &val, 1);
|
|
if (ret)
|
|
printf("i2c_write 0 0x3c 0x27 failed: %d\n", ret);
|
|
|
|
/* Disable LDO4 discharge */
|
|
ret = dm_i2c_read(dev, MAX77620_CNFG2_L4_REG, &val, 1);
|
|
if (ret) {
|
|
printf("i2c_read 0 0x3c 0x2c failed: %d\n", ret);
|
|
} else {
|
|
val &= ~BIT(1); /* ADE */
|
|
ret = dm_i2c_write(dev, MAX77620_CNFG2_L4_REG, &val, 1);
|
|
if (ret)
|
|
printf("i2c_write 0 0x3c 0x2c failed: %d\n", ret);
|
|
}
|
|
|
|
/* Set MBLPD */
|
|
ret = dm_i2c_read(dev, MAX77620_CNFGGLBL1_REG, &val, 1);
|
|
if (ret) {
|
|
printf("i2c_write 0 0x3c 0x00 failed: %d\n", ret);
|
|
} else {
|
|
val |= BIT(6); /* MBLPD */
|
|
ret = dm_i2c_write(dev, MAX77620_CNFGGLBL1_REG, &val, 1);
|
|
if (ret)
|
|
printf("i2c_write 0 0x3c 0x00 failed: %d\n", ret);
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_PCI_TEGRA
|
|
int tegra_pcie_board_init(void)
|
|
{
|
|
struct udevice *dev;
|
|
uchar val;
|
|
int ret;
|
|
|
|
/* Turn on MAX77620 LDO1 to 1.05V for PEX power */
|
|
debug("%s: Set LDO1 for PEX power to 1.05V\n", __func__);
|
|
ret = i2c_get_chip_for_busnum(0, MAX77620_I2C_ADDR_7BIT, 1, &dev);
|
|
if (ret) {
|
|
printf("%s: Cannot find MAX77620 I2C chip\n", __func__);
|
|
return -1;
|
|
}
|
|
/* 0xCA for 1.05v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */
|
|
val = 0xCA;
|
|
ret = dm_i2c_write(dev, MAX77620_CNFG1_L1_REG, &val, 1);
|
|
if (ret)
|
|
printf("i2c_write 0 0x3c 0x25 failed: %d\n", ret);
|
|
|
|
return 0;
|
|
}
|
|
#endif /* PCI */
|
|
|
|
static const char * const nodes[] = {
|
|
"/host1x@50000000/dc@54200000",
|
|
"/host1x@50000000/dc@54240000",
|
|
"/external-memory-controller@7001b000",
|
|
};
|
|
|
|
int ft_board_setup(void *fdt, struct bd_info *bd)
|
|
{
|
|
ft_mac_address_setup(fdt);
|
|
ft_carveout_setup(fdt, nodes, ARRAY_SIZE(nodes));
|
|
|
|
return 0;
|
|
}
|