Merge tag 'pwm/for-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry...

[cascardo/linux.git] / arch / powerpc / boot / ns16550.c

diff --git a/arch/powerpc/boot/ns16550.c b/arch/powerpc/boot/ns16550.c
index aef3bdc..8c9ead9 100644 (file)
--- 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;