diff options
| author | Huang Shijie <b32955@freescale.com> | 2011-04-28 14:39:44 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 20:08:31 +0800 |
| commit | 6257fa54c1c66de2c9f72172895ea7e0e3c0845c (patch) | |
| tree | c0cc503a22ae064f6b87e68c03315bd9c0e31aab /drivers/dma | |
| parent | 1eaf2997502ae404b40b00bca3fcbe1e82f2b8b2 (diff) | |
ENGR00143126-3 ARM: add DMA driver for mx50
add the DMA driver for mx50.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/dma/mxs-dma.c | 10 |
2 files changed, 10 insertions, 2 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 25cf327cd1cb..589c6c5aa0de 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -231,7 +231,7 @@ config IMX_DMA config MXS_DMA bool "MXS DMA support" - depends on SOC_IMX23 || SOC_IMX28 + depends on SOC_IMX23 || SOC_IMX28 || SOC_IMX50 select DMA_ENGINE help Support the MXS DMA engine. This engine including APBH-DMA diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c index 88aad4f54002..c912fc6f80da 100644 --- a/drivers/dma/mxs-dma.c +++ b/drivers/dma/mxs-dma.c @@ -1,5 +1,5 @@ /* - * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. * * Refer to drivers/dma/imx-sdma.c * @@ -27,6 +27,9 @@ #include <mach/mxs.h> #include <mach/dma.h> #include <mach/common.h> +#ifdef CONFIG_SOC_IMX50 +#include <mach/system.h> +#endif /* * NOTE: The term "PIO" throughout the mxs-dma implementation means @@ -576,7 +579,12 @@ static int __init mxs_dma_init(struct mxs_dma_engine *mxs_dma) if (ret) goto err_out; +#if defined(CONFIG_SOC_IMX23) || defined(CONFIG_SOC_IMX28) ret = mxs_reset_block(mxs_dma->base); +#elif defined(CONFIG_SOC_IMX50) + ret = mxs_reset_block(mxs_dma->base, true); +#endif + if (ret) goto err_out; |