diff options
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/mxc_vpu.h')
-rw-r--r-- | arch/arm/plat-mxc/include/mach/mxc_vpu.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mxc_vpu.h b/arch/arm/plat-mxc/include/mach/mxc_vpu.h new file mode 100644 index 000000000000..36165f4268b6 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mxc_vpu.h @@ -0,0 +1,94 @@ +/* + * Copyright 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * The code contained herein is licensed under the GNU Lesser General + * Public License. You may obtain a copy of the GNU Lesser General + * Public License Version 2.1 or later at the following locations: + * + * http://www.opensource.org/licenses/lgpl-license.html + * http://www.gnu.org/copyleft/lgpl.html + */ + +/*! + * @defgroup VPU Video Processor Unit Driver + */ + +/*! + * @file arch-mxc/mxc_vpu.h + * + * @brief VPU system initialization and file operation definition + * + * @ingroup VPU + */ + +#ifndef __ASM_ARCH_MXC_VPU_H__ +#define __ASM_ARCH_MXC_VPU_H__ + +#include <linux/fs.h> + +struct vpu_mem_desc { + u32 size; + dma_addr_t phy_addr; + u32 cpu_addr; /* cpu address to free the dma mem */ + u32 virt_uaddr; /* virtual user space address */ +}; + +#define VPU_IOC_MAGIC 'V' + +#define VPU_IOC_PHYMEM_ALLOC _IO(VPU_IOC_MAGIC, 0) +#define VPU_IOC_PHYMEM_FREE _IO(VPU_IOC_MAGIC, 1) +#define VPU_IOC_WAIT4INT _IO(VPU_IOC_MAGIC, 2) +#define VPU_IOC_PHYMEM_DUMP _IO(VPU_IOC_MAGIC, 3) +#define VPU_IOC_REG_DUMP _IO(VPU_IOC_MAGIC, 4) +#define VPU_IOC_VL2CC_FLUSH _IO(VPU_IOC_MAGIC, 5) +#define VPU_IOC_IRAM_SETTING _IO(VPU_IOC_MAGIC, 6) +#define VPU_IOC_CLKGATE_SETTING _IO(VPU_IOC_MAGIC, 7) +#define VPU_IOC_GET_WORK_ADDR _IO(VPU_IOC_MAGIC, 8) +#define VPU_IOC_GET_PIC_PARA_ADDR _IO(VPU_IOC_MAGIC, 9) +#define VPU_IOC_GET_USER_DATA_ADDR _IO(VPU_IOC_MAGIC, 10) +#define VPU_IOC_SYS_SW_RESET _IO(VPU_IOC_MAGIC, 11) +#define VPU_IOC_GET_SHARE_MEM _IO(VPU_IOC_MAGIC, 12) + +#define BIT_CODE_RUN 0x000 +#define BIT_CODE_DOWN 0x004 +#define BIT_INT_CLEAR 0x00C +#define BIT_INT_STATUS 0x010 + +#define BIT_WORK_CTRL_BUF_BASE 0x100 +#define BIT_WORK_CTRL_BUF_REG(i) (BIT_WORK_CTRL_BUF_BASE + i * 4) +#define BIT_CODE_BUF_ADDR BIT_WORK_CTRL_BUF_REG(0) +#define BIT_WORK_BUF_ADDR BIT_WORK_CTRL_BUF_REG(1) +#define BIT_PARA_BUF_ADDR BIT_WORK_CTRL_BUF_REG(2) +#define BIT_BIT_STREAM_CTRL BIT_WORK_CTRL_BUF_REG(3) +#define BIT_FRAME_MEM_CTRL BIT_WORK_CTRL_BUF_REG(4) +#define BIT_BIT_STREAM_PARAM BIT_WORK_CTRL_BUF_REG(5) + +#define BIT_RESET_CTRL 0x11C + +/* i could be 0, 1, 2, 3 */ +#define BIT_RD_PTR_BASE 0x120 +#define BIT_RD_PTR_REG(i) (BIT_RD_PTR_BASE + i * 8) +#define BIT_WR_PTR_REG(i) (BIT_RD_PTR_BASE + i * 8 + 4) + +/* i could be 0, 1, 2, 3 */ +#define BIT_FRM_DIS_FLG_BASE (cpu_is_mx51() ? 0x150 : 0x140) +#define BIT_FRM_DIS_FLG_REG(i) (BIT_FRM_DIS_FLG_BASE + i * 4) + +#define BIT_BUSY_FLAG 0x160 +#define BIT_RUN_COMMAND 0x164 +#define BIT_INT_ENABLE 0x170 + +#define BITVAL_PIC_RUN 8 + +#define VPU_SLEEP_REG_VALUE 10 +#define VPU_WAKE_REG_VALUE 11 + +int vl2cc_init(u32 vl2cc_hw_base); +void vl2cc_enable(void); +void vl2cc_flush(void); +void vl2cc_disable(void); +void vl2cc_cleanup(void); + +#endif |