drivers/dma/ipu/ipu_intern.h

   1 /*
   2  * Copyright (C) 2008
   3  * Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
   4  *
   5  * Copyright (C) 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11
  12 #ifndef _IPU_INTERN_H_
  13 #define _IPU_INTERN_H_
  14
  15 #include <linux/dmaengine.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/interrupt.h>
  18
  19 /* IPU Common registers */
  20 #define IPU_CONF                0x00
  21 #define IPU_CHA_BUF0_RDY        0x04
  22 #define IPU_CHA_BUF1_RDY        0x08
  23 #define IPU_CHA_DB_MODE_SEL     0x0C
  24 #define IPU_CHA_CUR_BUF         0x10
  25 #define IPU_FS_PROC_FLOW        0x14
  26 #define IPU_FS_DISP_FLOW        0x18
  27 #define IPU_TASKS_STAT          0x1C
  28 #define IPU_IMA_ADDR            0x20
  29 #define IPU_IMA_DATA            0x24
  30 #define IPU_INT_CTRL_1          0x28
  31 #define IPU_INT_CTRL_2          0x2C
  32 #define IPU_INT_CTRL_3          0x30
  33 #define IPU_INT_CTRL_4          0x34
  34 #define IPU_INT_CTRL_5          0x38
  35 #define IPU_INT_STAT_1          0x3C
  36 #define IPU_INT_STAT_2          0x40
  37 #define IPU_INT_STAT_3          0x44
  38 #define IPU_INT_STAT_4          0x48
  39 #define IPU_INT_STAT_5          0x4C
  40 #define IPU_BRK_CTRL_1          0x50
  41 #define IPU_BRK_CTRL_2          0x54
  42 #define IPU_BRK_STAT            0x58
  43 #define IPU_DIAGB_CTRL          0x5C
  44
  45 /* IPU_CONF Register bits */
  46 #define IPU_CONF_CSI_EN         0x00000001
  47 #define IPU_CONF_IC_EN          0x00000002
  48 #define IPU_CONF_ROT_EN         0x00000004
  49 #define IPU_CONF_PF_EN          0x00000008
  50 #define IPU_CONF_SDC_EN         0x00000010
  51 #define IPU_CONF_ADC_EN         0x00000020
  52 #define IPU_CONF_DI_EN          0x00000040
  53 #define IPU_CONF_DU_EN          0x00000080
  54 #define IPU_CONF_PXL_ENDIAN     0x00000100
  55
  56 /* Image Converter Registers */
  57 #define IC_CONF                 0x88
  58 #define IC_PRP_ENC_RSC          0x8C
  59 #define IC_PRP_VF_RSC           0x90
  60 #define IC_PP_RSC               0x94
  61 #define IC_CMBP_1               0x98
  62 #define IC_CMBP_2               0x9C
  63 #define PF_CONF                 0xA0
  64 #define IDMAC_CONF              0xA4
  65 #define IDMAC_CHA_EN            0xA8
  66 #define IDMAC_CHA_PRI           0xAC
  67 #define IDMAC_CHA_BUSY          0xB0
  68
  69 /* Image Converter Register bits */
  70 #define IC_CONF_PRPENC_EN       0x00000001
  71 #define IC_CONF_PRPENC_CSC1     0x00000002
  72 #define IC_CONF_PRPENC_ROT_EN   0x00000004
  73 #define IC_CONF_PRPVF_EN        0x00000100
  74 #define IC_CONF_PRPVF_CSC1      0x00000200
  75 #define IC_CONF_PRPVF_CSC2      0x00000400
  76 #define IC_CONF_PRPVF_CMB       0x00000800
  77 #define IC_CONF_PRPVF_ROT_EN    0x00001000
  78 #define IC_CONF_PP_EN           0x00010000
  79 #define IC_CONF_PP_CSC1         0x00020000
  80 #define IC_CONF_PP_CSC2         0x00040000
  81 #define IC_CONF_PP_CMB          0x00080000
  82 #define IC_CONF_PP_ROT_EN       0x00100000
  83 #define IC_CONF_IC_GLB_LOC_A    0x10000000
  84 #define IC_CONF_KEY_COLOR_EN    0x20000000
  85 #define IC_CONF_RWS_EN          0x40000000
  86 #define IC_CONF_CSI_MEM_WR_EN   0x80000000
  87
  88 #define IDMA_CHAN_INVALID       0x000000FF
  89 #define IDMA_IC_0               0x00000001
  90 #define IDMA_IC_1               0x00000002
  91 #define IDMA_IC_2               0x00000004
  92 #define IDMA_IC_3               0x00000008
  93 #define IDMA_IC_4               0x00000010
  94 #define IDMA_IC_5               0x00000020
  95 #define IDMA_IC_6               0x00000040
  96 #define IDMA_IC_7               0x00000080
  97 #define IDMA_IC_8               0x00000100
  98 #define IDMA_IC_9               0x00000200
  99 #define IDMA_IC_10              0x00000400
 100 #define IDMA_IC_11              0x00000800
 101 #define IDMA_IC_12              0x00001000
 102 #define IDMA_IC_13              0x00002000
 103 #define IDMA_SDC_BG             0x00004000
 104 #define IDMA_SDC_FG             0x00008000
 105 #define IDMA_SDC_MASK           0x00010000
 106 #define IDMA_SDC_PARTIAL        0x00020000
 107 #define IDMA_ADC_SYS1_WR        0x00040000
 108 #define IDMA_ADC_SYS2_WR        0x00080000
 109 #define IDMA_ADC_SYS1_CMD       0x00100000
 110 #define IDMA_ADC_SYS2_CMD       0x00200000
 111 #define IDMA_ADC_SYS1_RD        0x00400000
 112 #define IDMA_ADC_SYS2_RD        0x00800000
 113 #define IDMA_PF_QP              0x01000000
 114 #define IDMA_PF_BSP             0x02000000
 115 #define IDMA_PF_Y_IN            0x04000000
 116 #define IDMA_PF_U_IN            0x08000000
 117 #define IDMA_PF_V_IN            0x10000000
 118 #define IDMA_PF_Y_OUT           0x20000000
 119 #define IDMA_PF_U_OUT           0x40000000
 120 #define IDMA_PF_V_OUT           0x80000000
 121
 122 #define TSTAT_PF_H264_PAUSE     0x00000001
 123 #define TSTAT_CSI2MEM_MASK      0x0000000C
 124 #define TSTAT_CSI2MEM_OFFSET    2
 125 #define TSTAT_VF_MASK           0x00000600
 126 #define TSTAT_VF_OFFSET         9
 127 #define TSTAT_VF_ROT_MASK       0x000C0000
 128 #define TSTAT_VF_ROT_OFFSET     18
 129 #define TSTAT_ENC_MASK          0x00000180
 130 #define TSTAT_ENC_OFFSET        7
 131 #define TSTAT_ENC_ROT_MASK      0x00030000
 132 #define TSTAT_ENC_ROT_OFFSET    16
 133 #define TSTAT_PP_MASK           0x00001800
 134 #define TSTAT_PP_OFFSET         11
 135 #define TSTAT_PP_ROT_MASK       0x00300000
 136 #define TSTAT_PP_ROT_OFFSET     20
 137 #define TSTAT_PF_MASK           0x00C00000
 138 #define TSTAT_PF_OFFSET         22
 139 #define TSTAT_ADCSYS1_MASK      0x03000000
 140 #define TSTAT_ADCSYS1_OFFSET    24
 141 #define TSTAT_ADCSYS2_MASK      0x0C000000
 142 #define TSTAT_ADCSYS2_OFFSET    26
 143
 144 #define TASK_STAT_IDLE          0
 145 #define TASK_STAT_ACTIVE        1
 146 #define TASK_STAT_WAIT4READY    2
 147
 148 struct idmac {
 149         struct dma_device       dma;
 150 };
 151
 152 struct ipu {
 153         void __iomem            *reg_ipu;
 154         void __iomem            *reg_ic;
 155         unsigned int            irq_fn;         /* IPU Function IRQ to the CPU */
 156         unsigned int            irq_err;        /* IPU Error IRQ to the CPU */
 157         unsigned int            irq_base;       /* Beginning of the IPU IRQ range */
 158         unsigned long           channel_init_mask;
 159         spinlock_t              lock;
 160         struct clk              *ipu_clk;
 161         struct device           *dev;
 162         struct idmac            idmac;
 163         struct idmac_channel    channel[IPU_CHANNELS_NUM];
 164         struct tasklet_struct   tasklet;
 165 };
 166
 167 #define to_idmac(d) container_of(d, struct idmac, dma)
 168
 169 extern int ipu_irq_attach_irq(struct ipu *ipu, struct platform_device *dev);
 170 extern void ipu_irq_detach_irq(struct ipu *ipu, struct platform_device *dev);
 171
 172 extern bool ipu_irq_status(uint32_t irq);
 173 extern int ipu_irq_map(unsigned int source);
 174 extern int ipu_irq_unmap(unsigned int source);
 175
 176 #endif