Commit 909b3456 authored by Ryder Lee's avatar Ryder Lee Committed by Ulf Hansson
Browse files

mmc: mediatek: use of_device_get_match_data() 



The usage of of_device_get_match_data() reduce the code size a bit.

Also, the only way to call msdc_drv_probe() is to match an entry in
msdc_of_ids[], so of_id cannot be NULL.

Signed-off-by: default avatarRyder Lee <ryder.lee@mediatek.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent be17355a

drivers/mmc/host/mtk-sd.c

+2 −5
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/ioport.h>

#include <linux/irq.h>

#include <linux/of_address.h>

#include <linux/of_device.h>

#include <linux/of_irq.h>

#include <linux/of_gpio.h>

#include <linux/pinctrl/consumer.h>
@@ -1820,7 +1821,6 @@ static int msdc_drv_probe(struct platform_device *pdev) 
	struct mmc_host *mmc;

	struct msdc_host *host;

	struct resource *res;

	const struct of_device_id *of_id;

	int ret;



	if (!pdev->dev.of_node) {
@@ -1828,9 +1828,6 @@ static int msdc_drv_probe(struct platform_device *pdev) 
		return -EINVAL;

	}



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

	if (!of_id)

		return -EINVAL;

	/* Allocate MMC host for this device */

	mmc = mmc_alloc_host(sizeof(struct msdc_host), &pdev->dev);

	if (!mmc)
@@ -1899,7 +1896,7 @@ static int msdc_drv_probe(struct platform_device *pdev) 
	msdc_of_property_parse(pdev, host);



	host->dev = &pdev->dev;

	host->dev_comp = of_id->data;

	host->dev_comp = of_device_get_match_data(&pdev->dev);

	host->mmc = mmc;

	host->src_clk_freq = clk_get_rate(host->src_clk);

	/* Set host parameters to mmc */

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