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Commit 75487860 authored by Honghui Zhang's avatar Honghui Zhang Committed by Joerg Roedel
Browse files

memory: mtk-smi: Use of_device_get_match_data helper 



Replace custom code with generic helper to retrieve driver data.

Signed-off-by: default avatarHonghui Zhang <honghui.zhang@mediatek.com>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 520eccdf

drivers/memory/mtk-smi.c

+2 −12
Original line number Diff line number Diff line
@@ -240,20 +240,15 @@ static int mtk_smi_larb_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	struct device_node *smi_node;

	struct platform_device *smi_pdev;

	const struct of_device_id *of_id;



	if (!dev->pm_domain)

		return -EPROBE_DEFER;



	of_id = of_match_node(mtk_smi_larb_of_ids, pdev->dev.of_node);

	if (!of_id)

		return -EINVAL;



	larb = devm_kzalloc(dev, sizeof(*larb), GFP_KERNEL);

	if (!larb)

		return -ENOMEM;



	larb->larb_gen = of_id->data;

	larb->larb_gen = of_device_get_match_data(dev);

	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	larb->base = devm_ioremap_resource(dev, res);

	if (IS_ERR(larb->base))
@@ -319,7 +314,6 @@ static int mtk_smi_common_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	struct mtk_smi *common;

	struct resource *res;

	const struct of_device_id *of_id;

	enum mtk_smi_gen smi_gen;



	if (!dev->pm_domain)
@@ -338,17 +332,13 @@ static int mtk_smi_common_probe(struct platform_device *pdev) 
	if (IS_ERR(common->clk_smi))

		return PTR_ERR(common->clk_smi);



	of_id = of_match_node(mtk_smi_common_of_ids, pdev->dev.of_node);

	if (!of_id)

		return -EINVAL;



	/*

	 * for mtk smi gen 1, we need to get the ao(always on) base to config

	 * m4u port, and we need to enable the aync clock for transform the smi

	 * clock into emi clock domain, but for mtk smi gen2, there's no smi ao

	 * base.

	 */

	smi_gen = (enum mtk_smi_gen)of_id->data;

	smi_gen = (enum mtk_smi_gen)of_device_get_match_data(dev);

	if (smi_gen == MTK_SMI_GEN1) {

		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

		common->smi_ao_base = devm_ioremap_resource(dev, res);