Commit 6be22343 authored by Chunfeng Yun's avatar Chunfeng Yun Committed by Lorenzo Pieralisi
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PCI: mediatek: Get optional clocks with devm_clk_get_optional() 



Update the driver to use devm_clk_get_optional() to claim
optional clocks instead of devm_clk_get().

Signed-off-by: default avatarChunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: default avatarRyder Lee <ryder.lee@mediatek.com>
Acked-by: default avatarHonghui Zhang <honghui.zhang@mediatek.com>
Cc: Ryder Lee <ryder.lee@mediatek.com>
Cc: Honghui Zhang <honghui.zhang@mediatek.com>
parent 9e98c678

drivers/pci/controller/pcie-mediatek.c

+15 −35
Original line number Diff line number Diff line
@@ -915,49 +915,29 @@ static int mtk_pcie_parse_port(struct mtk_pcie *pcie, 


	/* sys_ck might be divided into the following parts in some chips */

	snprintf(name, sizeof(name), "ahb_ck%d", slot);

	port->ahb_ck = devm_clk_get(dev, name);

	if (IS_ERR(port->ahb_ck)) {

		if (PTR_ERR(port->ahb_ck) == -EPROBE_DEFER)

			return -EPROBE_DEFER;



		port->ahb_ck = NULL;

	}

	port->ahb_ck = devm_clk_get_optional(dev, name);

	if (IS_ERR(port->ahb_ck))

		return PTR_ERR(port->ahb_ck);



	snprintf(name, sizeof(name), "axi_ck%d", slot);

	port->axi_ck = devm_clk_get(dev, name);

	if (IS_ERR(port->axi_ck)) {

		if (PTR_ERR(port->axi_ck) == -EPROBE_DEFER)

			return -EPROBE_DEFER;



		port->axi_ck = NULL;

	}

	port->axi_ck = devm_clk_get_optional(dev, name);

	if (IS_ERR(port->axi_ck))

		return PTR_ERR(port->axi_ck);



	snprintf(name, sizeof(name), "aux_ck%d", slot);

	port->aux_ck = devm_clk_get(dev, name);

	if (IS_ERR(port->aux_ck)) {

		if (PTR_ERR(port->aux_ck) == -EPROBE_DEFER)

			return -EPROBE_DEFER;



		port->aux_ck = NULL;

	}

	port->aux_ck = devm_clk_get_optional(dev, name);

	if (IS_ERR(port->aux_ck))

		return PTR_ERR(port->aux_ck);



	snprintf(name, sizeof(name), "obff_ck%d", slot);

	port->obff_ck = devm_clk_get(dev, name);

	if (IS_ERR(port->obff_ck)) {

		if (PTR_ERR(port->obff_ck) == -EPROBE_DEFER)

			return -EPROBE_DEFER;



		port->obff_ck = NULL;

	}

	port->obff_ck = devm_clk_get_optional(dev, name);

	if (IS_ERR(port->obff_ck))

		return PTR_ERR(port->obff_ck);



	snprintf(name, sizeof(name), "pipe_ck%d", slot);

	port->pipe_ck = devm_clk_get(dev, name);

	if (IS_ERR(port->pipe_ck)) {

		if (PTR_ERR(port->pipe_ck) == -EPROBE_DEFER)

			return -EPROBE_DEFER;



		port->pipe_ck = NULL;

	}

	port->pipe_ck = devm_clk_get_optional(dev, name);

	if (IS_ERR(port->pipe_ck))

		return PTR_ERR(port->pipe_ck);



	snprintf(name, sizeof(name), "pcie-rst%d", slot);

	port->reset = devm_reset_control_get_optional_exclusive(dev, name);

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