From: Phil Elwell <phil@xxxxxxxxxxxxxxx> Contrary to what struct snd_dmaengine_dai_dma_data suggests, the configuration of addresses of DMA slave interfaces should be done in CPU physical addresses. Signed-off-by: Phil Elwell <phil@xxxxxxxxxxxxxxx> Signed-off-by: Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx> --- drivers/mmc/host/bcm2835.c | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/drivers/mmc/host/bcm2835.c b/drivers/mmc/host/bcm2835.c index 35d8fdea668b..746a60fac0f0 100644 --- a/drivers/mmc/host/bcm2835.c +++ b/drivers/mmc/host/bcm2835.c @@ -38,7 +38,6 @@ #include <linux/io.h> #include <linux/iopoll.h> #include <linux/module.h> -#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/platform_device.h> #include <linux/scatterlist.h> @@ -1347,8 +1346,8 @@ static int bcm2835_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct clk *clk; struct bcm2835_host *host; + struct resource *iomem; struct mmc_host *mmc; - const __be32 *regaddr_p; int ret; dev_dbg(dev, "%s\n", __func__); @@ -1361,23 +1360,13 @@ static int bcm2835_probe(struct platform_device *pdev) host->pdev = pdev; spin_lock_init(&host->lock); - host->ioaddr = devm_platform_ioremap_resource(pdev, 0); + host->ioaddr = devm_platform_get_and_ioremap_resource(pdev, 0, &iomem); if (IS_ERR(host->ioaddr)) { ret = PTR_ERR(host->ioaddr); goto err; } - /* Parse OF address directly to get the physical address for - * DMA to our registers. - */ - regaddr_p = of_get_address(pdev->dev.of_node, 0, NULL, NULL); - if (!regaddr_p) { - dev_err(dev, "Can't get phys address\n"); - ret = -EINVAL; - goto err; - } - - host->phys_addr = be32_to_cpup(regaddr_p); + host->phys_addr = iomem->start; host->dma_chan = NULL; host->dma_desc = NULL; -- 2.34.1