diff options
Diffstat (limited to 'drivers/spi/spi-ath79.c')
| -rw-r--r-- | drivers/spi/spi-ath79.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c index 37bad952ab3..058db0fe8dc 100644 --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c @@ -14,10 +14,8 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/delay.h> #include <linux/spinlock.h> -#include <linux/workqueue.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/spi/spi.h> @@ -132,9 +130,9 @@ static int ath79_spi_setup_cs(struct spi_device *spi) flags = GPIOF_DIR_OUT; if (spi->mode & SPI_CS_HIGH) - flags |= GPIOF_INIT_HIGH; - else flags |= GPIOF_INIT_LOW; + else + flags |= GPIOF_INIT_HIGH; status = gpio_request_one(cdata->gpio, flags, dev_name(&spi->dev)); @@ -231,7 +229,7 @@ static int ath79_spi_probe(struct platform_device *pdev) master->num_chipselect = pdata->num_chipselect; } - sp->bitbang.master = spi_master_get(master); + sp->bitbang.master = master; sp->bitbang.chipselect = ath79_spi_chipselect; sp->bitbang.txrx_word[SPI_MODE_0] = ath79_spi_txrx_mode0; sp->bitbang.setup_transfer = spi_bitbang_setup_transfer; @@ -243,21 +241,21 @@ static int ath79_spi_probe(struct platform_device *pdev) goto err_put_master; } - sp->base = ioremap(r->start, resource_size(r)); + sp->base = devm_ioremap(&pdev->dev, r->start, resource_size(r)); if (!sp->base) { ret = -ENXIO; goto err_put_master; } - sp->clk = clk_get(&pdev->dev, "ahb"); + sp->clk = devm_clk_get(&pdev->dev, "ahb"); if (IS_ERR(sp->clk)) { ret = PTR_ERR(sp->clk); - goto err_unmap; + goto err_put_master; } ret = clk_enable(sp->clk); if (ret) - goto err_clk_put; + goto err_put_master; rate = DIV_ROUND_UP(clk_get_rate(sp->clk), MHZ); if (!rate) { @@ -280,10 +278,6 @@ err_disable: ath79_spi_disable(sp); err_clk_disable: clk_disable(sp->clk); -err_clk_put: - clk_put(sp->clk); -err_unmap: - iounmap(sp->base); err_put_master: spi_master_put(sp->bitbang.master); @@ -297,8 +291,6 @@ static int ath79_spi_remove(struct platform_device *pdev) spi_bitbang_stop(&sp->bitbang); ath79_spi_disable(sp); clk_disable(sp->clk); - clk_put(sp->clk); - iounmap(sp->base); spi_master_put(sp->bitbang.master); return 0; |