On 18/02/2020 10:25, Jaehoon Chung wrote:
> 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.ch...@samsung.com>
> Reviewed-by: Peng Fan <peng....@nxp.com>
> ---
> Changelog on V2
> - None
>
> drivers/mmc/sdhci.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
> index 01fa5a9d4d..93c9049c5d 100644
> --- a/drivers/mmc/sdhci.c
> +++ b/drivers/mmc/sdhci.c
> @@ -15,6 +15,7 @@
> #include <mmc.h>
> #include <sdhci.h>
> #include <dm.h>
> +#include <phys2bus.h>
>
> #if defined(CONFIG_FIXED_SDHCI_ALIGNED_BUFFER)
> void *aligned_buffer = (void *)CONFIG_FIXED_SDHCI_ALIGNED_BUFFER;
> @@ -164,7 +165,8 @@ static void sdhci_prepare_dma(struct sdhci_host *host,
> struct mmc_data *data,
> if (data->flags != MMC_DATA_READ)
> memcpy(aligned_buffer, data->src, trans_bytes);
> #endif
> - 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);
> @@ -220,7 +222,7 @@ 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);
> }
> }
>
Reviewed-by: Minkyu Kang <mk7.k...@samsung.com>
Thanks,
Minkyu Kang.
