diff options
-rw-r--r-- | drivers/bus/ti-sysc.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 16132e6e91f8..2b99fd5a4740 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -1222,10 +1222,10 @@ static int __maybe_unused sysc_runtime_suspend(struct device *dev) ddata->enabled = false; err_allow_idle: - reset_control_assert(ddata->rsts); - sysc_clkdm_allow_idle(ddata); + reset_control_assert(ddata->rsts); + return error; } @@ -1945,6 +1945,7 @@ static int sysc_reset(struct sysc *ddata) */ static int sysc_init_module(struct sysc *ddata) { + bool rstctrl_deasserted = false; int error = 0; error = sysc_clockdomain_init(ddata); @@ -1969,6 +1970,7 @@ static int sysc_init_module(struct sysc *ddata) error = reset_control_deassert(ddata->rsts); if (error) goto err_main_clocks; + rstctrl_deasserted = true; } ddata->revision = sysc_read_revision(ddata); @@ -1978,13 +1980,13 @@ static int sysc_init_module(struct sysc *ddata) if (ddata->legacy_mode) { error = sysc_legacy_init(ddata); if (error) - goto err_reset; + goto err_main_clocks; } if (!ddata->legacy_mode) { error = sysc_enable_module(ddata->dev); if (error) - goto err_reset; + goto err_main_clocks; } error = sysc_reset(ddata); @@ -1994,10 +1996,6 @@ static int sysc_init_module(struct sysc *ddata) if (error && !ddata->legacy_mode) sysc_disable_module(ddata->dev); -err_reset: - if (error && !(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) - reset_control_assert(ddata->rsts); - err_main_clocks: if (error) sysc_disable_main_clocks(ddata); @@ -2008,6 +2006,10 @@ err_opt_clocks: sysc_clkdm_allow_idle(ddata); } + if (error && rstctrl_deasserted && + !(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) + reset_control_assert(ddata->rsts); + return error; } @@ -2975,9 +2977,6 @@ static int sysc_probe(struct platform_device *pdev) } /* Balance use counts as PM runtime should have enabled these all */ - if (!(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) - reset_control_assert(ddata->rsts); - if (!(ddata->cfg.quirks & (SYSC_QUIRK_NO_IDLE | SYSC_QUIRK_NO_IDLE_ON_INIT))) { sysc_disable_main_clocks(ddata); @@ -2985,6 +2984,9 @@ static int sysc_probe(struct platform_device *pdev) sysc_clkdm_allow_idle(ddata); } + if (!(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) + reset_control_assert(ddata->rsts); + sysc_show_registers(ddata); ddata->dev->type = &sysc_device_type; |