diff options
| author | Ladislav Michl <ladis@linux-mips.org> | 2018-01-12 14:13:36 +0100 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@free-electrons.com> | 2018-01-12 15:34:08 +0100 |
| commit | e6854e029b16bfd059194aabaa738d6d0d982cac (patch) | |
| tree | 2444dc71e964e7286b70082425dcb8fcb55e76d0 /drivers/mtd | |
| parent | d36005d4a289d31e23be387995df32b8f0554cbc (diff) | |
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 <ladis@linux-mips.org>
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Roger Quadros <rogerq@ti.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/onenand/omap2.c | 42 |
1 files changed, 1 insertions, 41 deletions
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 <linux/dma-mapping.h> #include <linux/io.h> #include <linux/slab.h> -#include <linux/regulator/consumer.h> #include <linux/gpio.h> #include <asm/mach/flash.h> @@ -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); |