From e6854e029b16bfd059194aabaa738d6d0d982cac Mon Sep 17 00:00:00 2001 From: Ladislav Michl Date: Fri, 12 Jan 2018 14:13:36 +0100 Subject: mtd: onenand: omap2: Remove regulator support As no platform data user sets regulator_can_sleep, regulator code is no-op and can be deleted. Signed-off-by: Ladislav Michl Reviewed-by: Peter Ujfalusi Reviewed-by: Sebastian Reichel Acked-by: Roger Quadros Tested-by: Tony Lindgren Tested-by: Aaro Koskinen Signed-off-by: Boris Brezillon --- drivers/mtd/onenand/omap2.c | 42 +----------------------------------------- 1 file changed, 1 insertion(+), 41 deletions(-) (limited to 'drivers/mtd/onenand') diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index 24a1388d3031..a03e1fe4aa48 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -34,7 +34,6 @@ #include #include #include -#include #include #include @@ -59,7 +58,6 @@ struct omap2_onenand { int dma_channel; int freq; int (*setup)(void __iomem *base, int *freq_ptr); - struct regulator *regulator; u8 flags; }; @@ -583,30 +581,6 @@ static void omap2_onenand_shutdown(struct platform_device *pdev) memset((__force void *)c->onenand.base, 0, ONENAND_BUFRAM_SIZE); } -static int omap2_onenand_enable(struct mtd_info *mtd) -{ - int ret; - struct omap2_onenand *c = container_of(mtd, struct omap2_onenand, mtd); - - ret = regulator_enable(c->regulator); - if (ret != 0) - dev_err(&c->pdev->dev, "can't enable regulator\n"); - - return ret; -} - -static int omap2_onenand_disable(struct mtd_info *mtd) -{ - int ret; - struct omap2_onenand *c = container_of(mtd, struct omap2_onenand, mtd); - - ret = regulator_disable(c->regulator); - if (ret != 0) - dev_err(&c->pdev->dev, "can't disable regulator\n"); - - return ret; -} - static int omap2_onenand_probe(struct platform_device *pdev) { struct omap_onenand_platform_data *pdata; @@ -726,22 +700,11 @@ static int omap2_onenand_probe(struct platform_device *pdev) } } - if (pdata->regulator_can_sleep) { - c->regulator = regulator_get(&pdev->dev, "vonenand"); - if (IS_ERR(c->regulator)) { - dev_err(&pdev->dev, "Failed to get regulator\n"); - r = PTR_ERR(c->regulator); - goto err_release_dma; - } - c->onenand.enable = omap2_onenand_enable; - c->onenand.disable = omap2_onenand_disable; - } - if (pdata->skip_initial_unlocking) this->options |= ONENAND_SKIP_INITIAL_UNLOCKING; if ((r = onenand_scan(&c->mtd, 1)) < 0) - goto err_release_regulator; + goto err_release_dma; r = mtd_device_register(&c->mtd, pdata ? pdata->parts : NULL, pdata ? pdata->nr_parts : 0); @@ -754,8 +717,6 @@ static int omap2_onenand_probe(struct platform_device *pdev) err_release_onenand: onenand_release(&c->mtd); -err_release_regulator: - regulator_put(c->regulator); err_release_dma: if (c->dma_channel != -1) omap_free_dma(c->dma_channel); @@ -779,7 +740,6 @@ static int omap2_onenand_remove(struct platform_device *pdev) struct omap2_onenand *c = dev_get_drvdata(&pdev->dev); onenand_release(&c->mtd); - regulator_put(c->regulator); if (c->dma_channel != -1) omap_free_dma(c->dma_channel); omap2_onenand_shutdown(pdev); -- cgit v1.2.3