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mmc: sdhci: use phys2bus macro when dma address is accessed

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Use phys2bus macro when dma address is accessed.
Some targets need to use pyhs2bus macro. (e.g, RPI4)
After applied it, SDMA mode can be used.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
This commit is contained in:
Jaehoon Chung 2020-03-27 13:08:00 +09:00 • committed by Matthias Brugger
parent 0ed0db985a
commit fac8bfd4f5
1 changed files with 4 additions and 2 deletions
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6
drivers/mmc/sdhci.c
View file

@ -16,6 +16,7 @@
#include <sdhci.h>
#include <dm.h>
#include <linux/dma-mapping.h>
#include <phys2bus.h>
static void sdhci_reset(struct sdhci_host *host, u8 mask)
{
@ -150,7 +151,8 @@ static void sdhci_prepare_dma(struct sdhci_host *host, struct mmc_data *data,
mmc_get_dma_dir(data));
if (host->flags & USE_SDMA) {
sdhci_writel(host, host->start_addr, SDHCI_DMA_ADDRESS);
sdhci_writel(host, phys_to_bus((ulong)host->start_addr),
SDHCI_DMA_ADDRESS);
} else if (host->flags & (USE_ADMA | USE_ADMA64)) {
sdhci_prepare_adma_table(host, data);
@ -204,7 +206,7 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data)
start_addr &=
~(SDHCI_DEFAULT_BOUNDARY_SIZE - 1);
start_addr += SDHCI_DEFAULT_BOUNDARY_SIZE;
sdhci_writel(host, start_addr,
sdhci_writel(host, phys_to_bus((ulong)start_addr),
SDHCI_DMA_ADDRESS);
}
}