diff options
| -rw-r--r-- | drivers/pinctrl/renesas/pinctrl-rzg2l.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index b182b3b8a542..f72814dab38c 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -3165,6 +3165,8 @@ static int rzg2l_pinctrl_resume_noirq(struct device *dev) const struct rzg2l_hwcfg *hwcfg = pctrl->data->hwcfg; const struct rzg2l_register_offsets *regs = &hwcfg->regs; struct rzg2l_pinctrl_reg_cache *cache = pctrl->cache; + unsigned long flags; + u8 pwpr; int ret; if (!atomic_read(&pctrl->wakeup_path)) { @@ -3174,7 +3176,16 @@ static int rzg2l_pinctrl_resume_noirq(struct device *dev) } writeb(cache->qspi, pctrl->base + QSPI); + if (pctrl->data->hwcfg->oen_pwpr_lock) { + spin_lock_irqsave(&pctrl->lock, flags); + pwpr = readb(pctrl->base + regs->pwpr); + writeb(pwpr | PWPR_REGWE_B, pctrl->base + regs->pwpr); + } writeb(cache->oen, pctrl->base + pctrl->data->hwcfg->regs.oen); + if (pctrl->data->hwcfg->oen_pwpr_lock) { + writeb(pwpr & ~PWPR_REGWE_B, pctrl->base + regs->pwpr); + spin_unlock_irqrestore(&pctrl->lock, flags); + } for (u8 i = 0; i < 2; i++) { if (regs->sd_ch) writeb(cache->sd_ch[i], pctrl->base + SD_CH(regs->sd_ch, i)); |