clk: mediatek: mt7988: fix wrong parent for INFRA_PCIE_PERI_26M_CK_P2

Fix wrong parent for INFRA_PCIE_PERI_26M_CK_P2 as should be
INFRA_PCIE_PERI_26M_CK_P3 instead of INFRA_F26M_O0. This is to match
implementation on upstream kernel linux.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
diff --git a/drivers/clk/mediatek/clk-mt7988.c b/drivers/clk/mediatek/clk-mt7988.c
index 5d14624..a37ad57 100644
--- a/drivers/clk/mediatek/clk-mt7988.c
+++ b/drivers/clk/mediatek/clk-mt7988.c
@@ -650,7 +650,7 @@
 	GATE_INFRA0(CK_INFRA_PCIE_PERI_26M_CK_P1,
 		    "infra_pcie_peri_ck_26m_ck_p1", CK_INFRA_F26M_O0, 8),
 	GATE_INFRA0(CK_INFRA_PCIE_PERI_26M_CK_P2,
-		    "infra_pcie_peri_ck_26m_ck_p2", CK_INFRA_F26M_O0, 9),
+		    "infra_pcie_peri_ck_26m_ck_p2", CK_INFRA_PCIE_PERI_26M_CK_P3, 9),
 	GATE_INFRA0(CK_INFRA_PCIE_PERI_26M_CK_P3,
 		    "infra_pcie_peri_ck_26m_ck_p3", CK_INFRA_F26M_O0, 10),
 	GATE_INFRA1(CK_INFRA_66M_GPT_BCK, "infra_hf_66m_gpt_bck",