diff options
Diffstat (limited to 'board/renesas/porter/porter.c')
| -rw-r--r-- | board/renesas/porter/porter.c | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/board/renesas/porter/porter.c b/board/renesas/porter/porter.c index bd0080d210..320841f27b 100644 --- a/board/renesas/porter/porter.c +++ b/board/renesas/porter/porter.c @@ -65,11 +65,19 @@ int board_early_init_f(void) return 0; } +#define ETHERNET_PHY_RESET 176 /* GPIO 5 22 */ + int board_init(void) { /* adress of boot parameters */ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + /* Force ethernet PHY out of reset */ + gpio_request(ETHERNET_PHY_RESET, "phy_reset"); + gpio_direction_output(ETHERNET_PHY_RESET, 0); + mdelay(10); + gpio_direction_output(ETHERNET_PHY_RESET, 1); + return 0; } @@ -108,12 +116,25 @@ const struct rmobile_sysinfo sysinfo = { void reset_cpu(ulong addr) { - u8 val; + struct udevice *dev; + const u8 pmic_bus = 6; + const u8 pmic_addr = 0x5a; + u8 data; + int ret; + + ret = i2c_get_chip_for_busnum(pmic_bus, pmic_addr, 1, &dev); + if (ret) + hang(); + + ret = dm_i2c_read(dev, 0x13, &data, 1); + if (ret) + hang(); + + data |= BIT(1); - i2c_set_bus_num(2); /* PowerIC connected to ch2 */ - i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1); - val |= 0x02; - i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1); + ret = dm_i2c_write(dev, 0x13, &data, 1); + if (ret) + hang(); } #ifdef CONFIG_SPL_BUILD |