On Fri, May 18, 2012 at 10:39 AM, Qiao Zhou zhouqiao@marvell.com wrote:

add pxa-squ header file to support SQU DMA.

Signed-off-by: Qiao Zhou zhouqiao@marvell.com

arch/arm/mach-mmp/include/mach/pxa-squ.h |   39 ++++++++++++++++++++++++++++++  1 files changed, 39 insertions(+), 0 deletions(-)  create mode 100644 arch/arm/mach-mmp/include/mach/pxa-squ.h

diff --git a/arch/arm/mach-mmp/include/mach/pxa-squ.h b/arch/arm/mach-mmp/include/mach/pxa-squ.h new file mode 100644 index 0000000..3ee187f --- /dev/null +++ b/arch/arm/mach-mmp/include/mach/pxa-squ.h @@ -0,0 +1,39 @@ +#ifndef __MACH_SQU_H +#define __MACH_SQU_H

+#include <mach/addr-map.h>

+#define SQU_REGS_VIRT  (AXI_VIRT_BASE + 0xA0000) +#define SQU_REG(x)     (*((__iomem u32 *)(SQU_REGS_VIRT + (x))))

• /*SQU*/

+#define SDSAR(x)               SQU_REG(0x810 + ((x) << 2)) +#define SDDAR(x)               SQU_REG(0x820 + ((x) << 2)) +#define SDNDPR(x)              SQU_REG(0x830 + ((x) << 2)) +#define SDCR(x)                        SQU_REG(0x840 + ((x) << 2)) +#define SDIMR(x)               SQU_REG(0x880 + ((x) << 2)) +#define SDISR(x)               SQU_REG(0x8a0 + ((x) << 2)) +#define SDCR_SSPMOD            (1 << 21)       /* SSPMod */ +#define SDCR_FETCHND   (1 << 13) +#define SDCR_CHANEN            (1 << 12)       /* Channel Enable */ +#define SDCR_DST_ADDR_INC      (0 << 4) +#define SDCR_DST_ADDR_HOLD     (0x2 << 4) +#define SDCR_SRC_ADDR_INC      (0 << 2) +#define SDCR_SRC_ADDR_HOLD     (0x2 << 2) +#define SDCR_DMA_BURST_4B      (0x0 << 6) +#define SDCR_DMA_BURST_8B      (0x1 << 6) +#define SDCR_DMA_BURST_16B     (0x3 << 6) +#define SDCR_DMA_BURST_1B      (0x5 << 6) +#define SDCR_DMA_BURST_2B      (0x6 << 6) +#define SDCR_DMA_BURST_32B     (0x7 << 6) +#define SDIMR_COMP                     (1 << 0)

+struct pxa_squ_platdata {

• char *pool_name;
• int irq;
• int period_max_out;             /* max period size for playback */
• int period_max_in;              /* max period size for capture */
• int buffer_max_out;             /* max buffer size for playback */
• int buffer_max_in;              /* max buffer size for capture */

+};

+#endif /* __MACH_SQU_H */

1.7.4.1

Acked-by: Haojian Zhuang haojian.zhuang@gmail.com -- To unsubscribe from this list: send the line "unsubscribe alsa-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html