aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/boot/ns16550.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/boot/ns16550.c')
-rw-r--r--arch/powerpc/boot/ns16550.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/boot/ns16550.c b/arch/powerpc/boot/ns16550.c
index aef3bdc8916..8c9ead94be0 100644
--- a/arch/powerpc/boot/ns16550.c
+++ b/arch/powerpc/boot/ns16550.c
@@ -55,10 +55,15 @@ static u8 ns16550_tstc(void)
int ns16550_console_init(void *devp, struct serial_console_data *scdp)
{
int n;
+ u32 reg_offset;
if (dt_get_virtual_reg(devp, (void **)&reg_base, 1) < 1)
return -1;
+ n = getprop(devp, "reg-offset", &reg_offset, sizeof(reg_offset));
+ if (n == sizeof(reg_offset))
+ reg_base += reg_offset;
+
n = getprop(devp, "reg-shift", &reg_shift, sizeof(reg_shift));
if (n != sizeof(reg_shift))
reg_shift = 0;