Currently, fdtdec_get_addr_size() does not support the address translation, so it cannot handle device trees with non-straight "ranges" properties. (This would be a problem with DTS for UniPhier ARMv8 SoCs.)
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com ---
drivers/serial/serial_uniphier.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/serial/serial_uniphier.c b/drivers/serial/serial_uniphier.c index edb9203..525f0a4 100644 --- a/drivers/serial/serial_uniphier.c +++ b/drivers/serial/serial_uniphier.c @@ -6,6 +6,7 @@
#include <linux/io.h> #include <linux/serial_reg.h> +#include <linux/sizes.h> #include <asm/errno.h> #include <dm/device.h> #include <mapmem.h> @@ -91,12 +92,13 @@ static int uniphier_serial_probe(struct udevice *dev) struct uniphier_serial_private_data *priv = dev_get_priv(dev); struct uniphier_serial __iomem *port; fdt_addr_t base; - fdt_size_t size; u32 tmp;
- base = fdtdec_get_addr_size(gd->fdt_blob, dev->of_offset, "reg", &size); + base = dev_get_addr(dev); + if (base == FDT_ADDR_T_NONE) + return -EINVAL;
- port = map_sysmem(base, size); + port = map_sysmem(base, SZ_64); if (!port) return -ENOMEM;