- plat->regs = ioremap(dev_get_addr(dev),
- sizeof(struct altera_uart_regs));
- plat->uartclk = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
- "clock-frequency", 0);
+ plat->regs = map_physmem(devfdt_get_addr(dev),
+ sizeof(struct altera_uart_regs),
+ MAP_NOCACHE);
+ plat->uartclk = dev_read_u32_default(dev, "clock-frequency", 0);