diff options
| -rw-r--r-- | drivers/bus/ti-sysc.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 31035492f1be..4a0146424902 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -886,10 +886,15 @@ static int sysc_enable_module(struct device *dev) if (!idlemodes || regbits->sidle_shift < 0) goto set_midle; - best_mode = fls(ddata->cfg.sidlemodes) - 1; - if (best_mode > SYSC_IDLE_MASK) { - dev_err(dev, "%s: invalid sidlemode\n", __func__); - return -EINVAL; + if (ddata->cfg.quirks & (SYSC_QUIRK_SWSUP_SIDLE | + SYSC_QUIRK_SWSUP_SIDLE_ACT)) { + best_mode = SYSC_IDLE_NO; + } else { + best_mode = fls(ddata->cfg.sidlemodes) - 1; + if (best_mode > SYSC_IDLE_MASK) { + dev_err(dev, "%s: invalid sidlemode\n", __func__); + return -EINVAL; + } } reg &= ~(SYSC_IDLE_MASK << regbits->sidle_shift); @@ -973,10 +978,14 @@ set_sidle: if (!idlemodes || regbits->sidle_shift < 0) return 0; - ret = sysc_best_idle_mode(idlemodes, &best_mode); - if (ret) { - dev_err(dev, "%s: invalid sidlemode\n", __func__); - return ret; + if (ddata->cfg.quirks & SYSC_QUIRK_SWSUP_SIDLE) { + best_mode = SYSC_IDLE_FORCE; + } else { + ret = sysc_best_idle_mode(idlemodes, &best_mode); + if (ret) { + dev_err(dev, "%s: invalid sidlemode\n", __func__); + return ret; + } } reg &= ~(SYSC_IDLE_MASK << regbits->sidle_shift); |