[PATCH 2/3] PCI: mediatek-gen3: rely on clk_bulk_prepare_enable in mtk_pcie_en7581_power_up

Lorenzo Bianconi
2024-11-07T13:51:27Z

Squash clk_bulk_prepare and clk_bulk_enable in
clk_bulk_prepare_enable in mtk_pcie_en7581_power_up routine

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/pci/controller/pcie-mediatek-gen3.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/pci/controller/pcie-mediatek-gen3.c b/drivers/pci/controller/pcie-mediatek-gen3.c
index 0fac0b9fd785e463d26d29d695b923db41eef9cc..8c8c733a145634cdbfefd339f4a692f25a6e24de 100644
--- a/drivers/pci/controller/pcie-mediatek-gen3.c
+++ b/drivers/pci/controller/pcie-mediatek-gen3.c
@@ -903,12 +903,6 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
pm_runtime_enable(dev);
pm_runtime_get_sync(dev);

- err = clk_bulk_prepare(pcie->num_clks, pcie->clks);
- if (err) {
- dev_err(dev, "failed to prepare clock\n");
- goto err_clk_prepare;
- }
-
val = FIELD_PREP(PCIE_VAL_LN0_DOWNSTREAM, 0x47) |
FIELD_PREP(PCIE_VAL_LN1_DOWNSTREAM, 0x47) |
FIELD_PREP(PCIE_VAL_LN0_UPSTREAM, 0x41) |
@@ -921,17 +915,15 @@ static int mtk_pcie_en7581_power_up(struct mtk_gen3_pcie *pcie)
FIELD_PREP(PCIE_K_FINETUNE_MAX, 0xf);
writel_relaxed(val, pcie->base + PCIE_PIPE4_PIE8_REG);

- err = clk_bulk_enable(pcie->num_clks, pcie->clks);
+ err = clk_bulk_prepare_enable(pcie->num_clks, pcie->clks);
if (err) {
dev_err(dev, "failed to prepare clock\n");
- goto err_clk_enable;
+ goto err_clk_init;
}

return 0;

-err_clk_enable:
- clk_bulk_unprepare(pcie->num_clks, pcie->clks);
-err_clk_prepare:
+err_clk_init:
pm_runtime_put_sync(dev);
pm_runtime_disable(dev);
reset_control_assert(pcie->mac_reset);

--
2.47.0