static int sh_pfc_pinconf_get_drive_strength(struct sh_pfc *pfc,
unsigned int pin)
{
- unsigned long flags;
unsigned int offset;
unsigned int size;
u32 reg;
if (!reg)
return -EINVAL;
- spin_lock_irqsave(&pfc->lock, flags);
- val = sh_pfc_read(pfc, reg);
- spin_unlock_irqrestore(&pfc->lock, flags);
-
- val = (val >> offset) & GENMASK(size - 1, 0);
+ val = (sh_pfc_read(pfc, reg) >> offset) & GENMASK(size - 1, 0);
/* Convert the value to mA based on a full drive strength value of 24mA.
* We can make the full value configurable later if needed.
if (WARN(bit < 0, "invalid pin %#x", _pin))
return bit;
- spin_lock_irqsave(&pfc->lock, flags);
val = sh_pfc_read(pfc, pocctrl);
- spin_unlock_irqrestore(&pfc->lock, flags);
lower_voltage = (pin->configs & SH_PFC_PIN_VOLTAGE_25_33) ?
2500 : 1800;