// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2016, NVIDIA CORPORATION */ #include #include #include #include #include #include #include #include #include #include "../p2571/max77620_init.h" void pin_mux_mmc(void) { struct udevice *dev; uchar val; int ret; /* Turn on MAX77620 LDO3 to 3.3V for SD card power */ debug("%s: Set LDO3 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_L3_REG, &val, 1); if (ret) { printf("i2c_write 0 0x3c 0x27 failed: %d\n", ret); return; } } #ifdef CONFIG_PCI_TEGRA int tegra_pcie_board_init(void) { struct udevice *dev; uchar val; int ret; /* Turn on MAX77620 LDO7 to 1.05V for PEX power */ debug("%s: Set LDO7 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; } /* 0xC5 for 1.05v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */ val = 0xC5; ret = dm_i2c_write(dev, MAX77620_CNFG1_L7_REG, &val, 1); if (ret) printf("i2c_write 0 0x3c 0x31 failed: %d\n", ret); return 0; } #endif static const char * const nodes[] = { "/host1x@13e00000/display-hub@15200000/display@15200000", "/host1x@13e00000/display-hub@15200000/display@15210000", "/host1x@13e00000/display-hub@15200000/display@15220000", }; 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; }