diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h')
-rw-r--r-- | arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h new file mode 100644 index 000000000000..5fe6721b57f7 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2010 Samsung Electronics Co. Ltd. + * Jaswinder Singh <jassi.brar@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __S3C_DMA_PL330_H_ +#define __S3C_DMA_PL330_H_ + +#define S3C2410_DMAF_AUTOSTART (1 << 0) +#define S3C2410_DMAF_CIRCULAR (1 << 1) + +/* + * PL330 can assign any channel to communicate with + * any of the peripherals attched to the DMAC. + * For the sake of consistency across client drivers, + * We keep the channel names unchanged and only add + * missing peripherals are added. + * Order is not important since S3C PL330 API driver + * use these just as IDs. + */ +enum dma_ch { + DMACH_UART0_RX, + DMACH_UART0_TX, + DMACH_UART1_RX, + DMACH_UART1_TX, + DMACH_UART2_RX, + DMACH_UART2_TX, + DMACH_UART3_RX, + DMACH_UART3_TX, + DMACH_IRDA, + DMACH_I2S0_RX, + DMACH_I2S0_TX, + DMACH_I2S0S_TX, + DMACH_I2S1_RX, + DMACH_I2S1_TX, + DMACH_I2S2_RX, + DMACH_I2S2_TX, + DMACH_SPI0_RX, + DMACH_SPI0_TX, + DMACH_SPI1_RX, + DMACH_SPI1_TX, + DMACH_SPI2_RX, + DMACH_SPI2_TX, + DMACH_AC97_MICIN, + DMACH_AC97_PCMIN, + DMACH_AC97_PCMOUT, + DMACH_EXTERNAL, + DMACH_PWM, + DMACH_SPDIF, + DMACH_HSI_RX, + DMACH_HSI_TX, + DMACH_PCM0_TX, + DMACH_PCM0_RX, + DMACH_PCM1_TX, + DMACH_PCM1_RX, + DMACH_PCM2_TX, + DMACH_PCM2_RX, + DMACH_MSM_REQ3, + DMACH_MSM_REQ2, + DMACH_MSM_REQ1, + DMACH_MSM_REQ0, + /* END Marker, also used to denote a reserved channel */ + DMACH_MAX, +}; + +static inline bool s3c_dma_has_circular(void) +{ + return true; +} + +#include <plat/dma.h> + +#endif /* __S3C_DMA_PL330_H_ */ |