diff options
Diffstat (limited to 'board/nvidia/cardhu/cardhu.c')
| -rw-r--r-- | board/nvidia/cardhu/cardhu.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/board/nvidia/cardhu/cardhu.c b/board/nvidia/cardhu/cardhu.c index 026f45c6c6..95c4ff2509 100644 --- a/board/nvidia/cardhu/cardhu.c +++ b/board/nvidia/cardhu/cardhu.c @@ -9,8 +9,11 @@ #include <dm.h> #include <asm/arch/pinmux.h> #include <asm/arch/gp_padctrl.h> +#include <asm/arch/gpio.h> +#include <asm/gpio.h> #include "pinmux-config-cardhu.h" #include <i2c.h> +#include <netdev.h> #define PMU_I2C_ADDRESS 0x2D #define MAX_I2C_RETRY 3 @@ -83,3 +86,52 @@ void pin_mux_mmc(void) board_sdmmc_voltage_init(); } #endif /* MMC */ + +#ifdef CONFIG_PCI_TEGRA +int tegra_pcie_board_init(void) +{ + struct udevice *dev; + u8 addr, data[1]; + int err; + + err = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, &dev); + if (err) { + debug("failed to find PMU bus\n"); + return err; + } + + /* TPS659110: LDO1_REG = 1.05V, ACTIVE */ + data[0] = 0x15; + addr = 0x30; + + err = i2c_write(dev, addr, data, 1); + if (err) { + debug("failed to set VDD supply\n"); + return err; + } + + /* GPIO: PEX = 3.3V */ + err = gpio_request(GPIO_PL7, "PEX"); + if (err < 0) + return err; + + gpio_direction_output(GPIO_PL7, 1); + + /* TPS659110: LDO2_REG = 1.05V, ACTIVE */ + data[0] = 0x15; + addr = 0x31; + + err = i2c_write(dev, addr, data, 1); + if (err) { + debug("failed to set AVDD supply\n"); + return err; + } + + return 0; +} + +int board_eth_init(bd_t *bis) +{ + return pci_eth_init(bis); +} +#endif /* PCI */ |