diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c
index 8803facbb3a2e7959d3e9963acb5abe6a100fb64..ae67fec2ab468ff61daf3ca46679e3239289ed83 100644
--- a/drivers/irqchip/irq-renesas-rzg2l.c
+++ b/drivers/irqchip/irq-renesas-rzg2l.c
@@ -151,7 +151,7 @@ static void rzg2l_irqc_irq_disable(struct irq_data *d)
 
 		raw_spin_lock(&priv->lock);
 		reg = readl_relaxed(priv->base + TSSR(tssr_index));
-		reg &= ~(TSSEL_MASK << TSSEL_SHIFT(tssr_offset));
+		reg &= ~(TIEN << TSSEL_SHIFT(tssr_offset));
 		writel_relaxed(reg, priv->base + TSSR(tssr_index));
 		raw_spin_unlock(&priv->lock);
 	}
@@ -163,7 +163,6 @@ static void rzg2l_irqc_irq_enable(struct irq_data *d)
 	unsigned int hw_irq = irqd_to_hwirq(d);
 
 	if (hw_irq >= IRQC_TINT_START && hw_irq < IRQC_NUM_IRQ) {
-		unsigned long tint = (uintptr_t)irq_data_get_irq_chip_data(d);
 		struct rzg2l_irqc_priv *priv = irq_data_to_priv(d);
 		u32 offset = hw_irq - IRQC_TINT_START;
 		u32 tssr_offset = TSSR_OFFSET(offset);
@@ -172,7 +171,7 @@ static void rzg2l_irqc_irq_enable(struct irq_data *d)
 
 		raw_spin_lock(&priv->lock);
 		reg = readl_relaxed(priv->base + TSSR(tssr_index));
-		reg |= (TIEN | tint) << TSSEL_SHIFT(tssr_offset);
+		reg |= TIEN << TSSEL_SHIFT(tssr_offset);
 		writel_relaxed(reg, priv->base + TSSR(tssr_index));
 		raw_spin_unlock(&priv->lock);
 	}