Commit c131045d authored by Philipp Zabel's avatar Philipp Zabel Committed by Lee Jones
Browse files

mfd: syscon: Make syscon_regmap_config const 



syscon_regmap_config can be made const if syscon_probe() creates a local
copy on the stack, just like syscon_register() does.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent ca668f0e

drivers/mfd/syscon.c

+5 −5
Original line number Diff line number Diff line
@@ -36,7 +36,7 @@ struct syscon { 
	struct list_head list;

};



static struct regmap_config syscon_regmap_config = {

static const struct regmap_config syscon_regmap_config = {

	.reg_bits = 32,

	.val_bits = 32,

	.reg_stride = 4,
@@ -199,6 +199,7 @@ static int syscon_probe(struct platform_device *pdev) 
	struct device *dev = &pdev->dev;

	struct syscon_platform_data *pdata = dev_get_platdata(dev);

	struct syscon *syscon;

	struct regmap_config syscon_config = syscon_regmap_config;

	struct resource *res;

	void __iomem *base;
@@ -214,11 +215,10 @@ static int syscon_probe(struct platform_device *pdev) 
	if (!base)

		return -ENOMEM;



	syscon_regmap_config.max_register = res->end - res->start - 3;

	syscon_config.max_register = res->end - res->start - 3;

	if (pdata)

		syscon_regmap_config.name = pdata->label;

	syscon->regmap = devm_regmap_init_mmio(dev, base,

					&syscon_regmap_config);

		syscon_config.name = pdata->label;

	syscon->regmap = devm_regmap_init_mmio(dev, base, &syscon_config);

	if (IS_ERR(syscon->regmap)) {

		dev_err(dev, "regmap init failed\n");

		return PTR_ERR(syscon->regmap);