diff options
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/ti-sysc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 31dae22890d5..f32ba6ec2ba1 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -1571,7 +1571,7 @@ static int sysc_reset(struct sysc *ddata) sysc_offset = ddata->offsets[SYSC_SYSCONFIG]; syss_offset = ddata->offsets[SYSC_SYSSTATUS]; - if (ddata->legacy_mode || sysc_offset < 0 || + if (ddata->legacy_mode || ddata->cap->regbits->srst_shift < 0 || ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) return 0; @@ -1586,9 +1586,11 @@ static int sysc_reset(struct sysc *ddata) if (ddata->pre_reset_quirk) ddata->pre_reset_quirk(ddata); - sysc_val = sysc_read_sysconfig(ddata); - sysc_val |= sysc_mask; - sysc_write(ddata, sysc_offset, sysc_val); + if (sysc_offset >= 0) { + sysc_val = sysc_read_sysconfig(ddata); + sysc_val |= sysc_mask; + sysc_write(ddata, sysc_offset, sysc_val); + } if (ddata->cfg.srst_udelay) usleep_range(ddata->cfg.srst_udelay, |