1 /* 2 * Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de> 3 * Copyright (C) 2005-2009 Freescale Semiconductor, Inc. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License as published by the 7 * Free Software Foundation; either version 2 of the License, or (at your 8 * option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * for more details. 14 */ 15 #ifndef __IPU_PRV_H__ 16 #define __IPU_PRV_H__ 17 18 struct ipu_soc; 19 20 #include <linux/types.h> 21 #include <linux/device.h> 22 #include <linux/clk.h> 23 #include <linux/platform_device.h> 24 25 #include <video/imx-ipu-v3.h> 26 27 #define IPU_MCU_T_DEFAULT 8 28 #define IPU_CM_IDMAC_REG_OFS 0x00008000 29 #define IPU_CM_IC_REG_OFS 0x00020000 30 #define IPU_CM_IRT_REG_OFS 0x00028000 31 #define IPU_CM_CSI0_REG_OFS 0x00030000 32 #define IPU_CM_CSI1_REG_OFS 0x00038000 33 #define IPU_CM_SMFC_REG_OFS 0x00050000 34 #define IPU_CM_DC_REG_OFS 0x00058000 35 #define IPU_CM_DMFC_REG_OFS 0x00060000 36 37 /* Register addresses */ 38 /* IPU Common registers */ 39 #define IPU_CM_REG(offset) (offset) 40 41 #define IPU_CONF IPU_CM_REG(0) 42 43 #define IPU_SRM_PRI1 IPU_CM_REG(0x00a0) 44 #define IPU_SRM_PRI2 IPU_CM_REG(0x00a4) 45 #define IPU_FS_PROC_FLOW1 IPU_CM_REG(0x00a8) 46 #define IPU_FS_PROC_FLOW2 IPU_CM_REG(0x00ac) 47 #define IPU_FS_PROC_FLOW3 IPU_CM_REG(0x00b0) 48 #define IPU_FS_DISP_FLOW1 IPU_CM_REG(0x00b4) 49 #define IPU_FS_DISP_FLOW2 IPU_CM_REG(0x00b8) 50 #define IPU_SKIP IPU_CM_REG(0x00bc) 51 #define IPU_DISP_ALT_CONF IPU_CM_REG(0x00c0) 52 #define IPU_DISP_GEN IPU_CM_REG(0x00c4) 53 #define IPU_DISP_ALT1 IPU_CM_REG(0x00c8) 54 #define IPU_DISP_ALT2 IPU_CM_REG(0x00cc) 55 #define IPU_DISP_ALT3 IPU_CM_REG(0x00d0) 56 #define IPU_DISP_ALT4 IPU_CM_REG(0x00d4) 57 #define IPU_SNOOP IPU_CM_REG(0x00d8) 58 #define IPU_MEM_RST IPU_CM_REG(0x00dc) 59 #define IPU_PM IPU_CM_REG(0x00e0) 60 #define IPU_GPR IPU_CM_REG(0x00e4) 61 #define IPU_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0150 + 4 * ((ch) / 32)) 62 #define IPU_ALT_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0168 + 4 * ((ch) / 32)) 63 #define IPU_CHA_CUR_BUF(ch) IPU_CM_REG(0x023C + 4 * ((ch) / 32)) 64 #define IPU_ALT_CUR_BUF0 IPU_CM_REG(0x0244) 65 #define IPU_ALT_CUR_BUF1 IPU_CM_REG(0x0248) 66 #define IPU_SRM_STAT IPU_CM_REG(0x024C) 67 #define IPU_PROC_TASK_STAT IPU_CM_REG(0x0250) 68 #define IPU_DISP_TASK_STAT IPU_CM_REG(0x0254) 69 #define IPU_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0268 + 4 * ((ch) / 32)) 70 #define IPU_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0270 + 4 * ((ch) / 32)) 71 #define IPU_CHA_BUF2_RDY(ch) IPU_CM_REG(0x0288 + 4 * ((ch) / 32)) 72 #define IPU_ALT_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0278 + 4 * ((ch) / 32)) 73 #define IPU_ALT_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0280 + 4 * ((ch) / 32)) 74 75 #define IPU_INT_CTRL(n) IPU_CM_REG(0x003C + 4 * (n)) 76 #define IPU_INT_STAT(n) IPU_CM_REG(0x0200 + 4 * (n)) 77 78 /* SRM_PRI2 */ 79 #define DP_S_SRM_MODE_MASK (0x3 << 3) 80 #define DP_S_SRM_MODE_NOW (0x3 << 3) 81 #define DP_S_SRM_MODE_NEXT_FRAME (0x1 << 3) 82 83 /* FS_PROC_FLOW1 */ 84 #define FS_PRPENC_ROT_SRC_SEL_MASK (0xf << 0) 85 #define FS_PRPENC_ROT_SRC_SEL_ENC (0x7 << 0) 86 #define FS_PRPVF_ROT_SRC_SEL_MASK (0xf << 8) 87 #define FS_PRPVF_ROT_SRC_SEL_VF (0x8 << 8) 88 #define FS_PP_SRC_SEL_MASK (0xf << 12) 89 #define FS_PP_ROT_SRC_SEL_MASK (0xf << 16) 90 #define FS_PP_ROT_SRC_SEL_PP (0x5 << 16) 91 #define FS_VDI1_SRC_SEL_MASK (0x3 << 20) 92 #define FS_VDI3_SRC_SEL_MASK (0x3 << 20) 93 #define FS_PRP_SRC_SEL_MASK (0xf << 24) 94 #define FS_VDI_SRC_SEL_MASK (0x3 << 28) 95 #define FS_VDI_SRC_SEL_CSI_DIRECT (0x1 << 28) 96 #define FS_VDI_SRC_SEL_VDOA (0x2 << 28) 97 98 /* FS_PROC_FLOW2 */ 99 #define FS_PRP_ENC_DEST_SEL_MASK (0xf << 0) 100 #define FS_PRP_ENC_DEST_SEL_IRT_ENC (0x1 << 0) 101 #define FS_PRPVF_DEST_SEL_MASK (0xf << 4) 102 #define FS_PRPVF_DEST_SEL_IRT_VF (0x1 << 4) 103 #define FS_PRPVF_ROT_DEST_SEL_MASK (0xf << 8) 104 #define FS_PP_DEST_SEL_MASK (0xf << 12) 105 #define FS_PP_DEST_SEL_IRT_PP (0x3 << 12) 106 #define FS_PP_ROT_DEST_SEL_MASK (0xf << 16) 107 #define FS_PRPENC_ROT_DEST_SEL_MASK (0xf << 20) 108 #define FS_PRP_DEST_SEL_MASK (0xf << 24) 109 110 #define IPU_DI0_COUNTER_RELEASE (1 << 24) 111 #define IPU_DI1_COUNTER_RELEASE (1 << 25) 112 113 #define IPU_IDMAC_REG(offset) (offset) 114 115 #define IDMAC_CONF IPU_IDMAC_REG(0x0000) 116 #define IDMAC_CHA_EN(ch) IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32)) 117 #define IDMAC_SEP_ALPHA IPU_IDMAC_REG(0x000c) 118 #define IDMAC_ALT_SEP_ALPHA IPU_IDMAC_REG(0x0010) 119 #define IDMAC_CHA_PRI(ch) IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32)) 120 #define IDMAC_WM_EN(ch) IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32)) 121 #define IDMAC_CH_LOCK_EN_1 IPU_IDMAC_REG(0x0024) 122 #define IDMAC_CH_LOCK_EN_2 IPU_IDMAC_REG(0x0028) 123 #define IDMAC_SUB_ADDR_0 IPU_IDMAC_REG(0x002c) 124 #define IDMAC_SUB_ADDR_1 IPU_IDMAC_REG(0x0030) 125 #define IDMAC_SUB_ADDR_2 IPU_IDMAC_REG(0x0034) 126 #define IDMAC_BAND_EN(ch) IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32)) 127 #define IDMAC_CHA_BUSY(ch) IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32)) 128 129 #define IPU_NUM_IRQS (32 * 15) 130 131 enum ipu_modules { 132 IPU_CONF_CSI0_EN = (1 << 0), 133 IPU_CONF_CSI1_EN = (1 << 1), 134 IPU_CONF_IC_EN = (1 << 2), 135 IPU_CONF_ROT_EN = (1 << 3), 136 IPU_CONF_ISP_EN = (1 << 4), 137 IPU_CONF_DP_EN = (1 << 5), 138 IPU_CONF_DI0_EN = (1 << 6), 139 IPU_CONF_DI1_EN = (1 << 7), 140 IPU_CONF_SMFC_EN = (1 << 8), 141 IPU_CONF_DC_EN = (1 << 9), 142 IPU_CONF_DMFC_EN = (1 << 10), 143 144 IPU_CONF_VDI_EN = (1 << 12), 145 146 IPU_CONF_IDMAC_DIS = (1 << 22), 147 148 IPU_CONF_IC_DMFC_SEL = (1 << 25), 149 IPU_CONF_IC_DMFC_SYNC = (1 << 26), 150 IPU_CONF_VDI_DMFC_SYNC = (1 << 27), 151 152 IPU_CONF_CSI0_DATA_SOURCE = (1 << 28), 153 IPU_CONF_CSI1_DATA_SOURCE = (1 << 29), 154 IPU_CONF_IC_INPUT = (1 << 30), 155 IPU_CONF_CSI_SEL = (1 << 31), 156 }; 157 158 struct ipuv3_channel { 159 unsigned int num; 160 struct ipu_soc *ipu; 161 struct list_head list; 162 }; 163 164 struct ipu_cpmem; 165 struct ipu_csi; 166 struct ipu_dc_priv; 167 struct ipu_dmfc_priv; 168 struct ipu_di; 169 struct ipu_ic_priv; 170 struct ipu_vdi; 171 struct ipu_image_convert_priv; 172 struct ipu_smfc_priv; 173 struct ipu_pre; 174 struct ipu_prg; 175 176 struct ipu_devtype; 177 178 struct ipu_soc { 179 struct device *dev; 180 const struct ipu_devtype *devtype; 181 enum ipuv3_type ipu_type; 182 spinlock_t lock; 183 struct mutex channel_lock; 184 struct list_head channels; 185 186 void __iomem *cm_reg; 187 void __iomem *idmac_reg; 188 189 int id; 190 int usecount; 191 192 struct clk *clk; 193 194 int irq_sync; 195 int irq_err; 196 struct irq_domain *domain; 197 198 struct ipu_cpmem *cpmem_priv; 199 struct ipu_dc_priv *dc_priv; 200 struct ipu_dp_priv *dp_priv; 201 struct ipu_dmfc_priv *dmfc_priv; 202 struct ipu_di *di_priv[2]; 203 struct ipu_csi *csi_priv[2]; 204 struct ipu_ic_priv *ic_priv; 205 struct ipu_vdi *vdi_priv; 206 struct ipu_image_convert_priv *image_convert_priv; 207 struct ipu_smfc_priv *smfc_priv; 208 struct ipu_prg *prg_priv; 209 }; 210 211 static inline u32 ipu_idmac_read(struct ipu_soc *ipu, unsigned offset) 212 { 213 return readl(ipu->idmac_reg + offset); 214 } 215 216 static inline void ipu_idmac_write(struct ipu_soc *ipu, u32 value, 217 unsigned offset) 218 { 219 writel(value, ipu->idmac_reg + offset); 220 } 221 222 void ipu_srm_dp_update(struct ipu_soc *ipu, bool sync); 223 224 int ipu_module_enable(struct ipu_soc *ipu, u32 mask); 225 int ipu_module_disable(struct ipu_soc *ipu, u32 mask); 226 227 bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno); 228 229 int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id, 230 unsigned long base, u32 module, struct clk *clk_ipu); 231 void ipu_csi_exit(struct ipu_soc *ipu, int id); 232 233 int ipu_ic_init(struct ipu_soc *ipu, struct device *dev, 234 unsigned long base, unsigned long tpmem_base); 235 void ipu_ic_exit(struct ipu_soc *ipu); 236 237 int ipu_vdi_init(struct ipu_soc *ipu, struct device *dev, 238 unsigned long base, u32 module); 239 void ipu_vdi_exit(struct ipu_soc *ipu); 240 241 int ipu_image_convert_init(struct ipu_soc *ipu, struct device *dev); 242 void ipu_image_convert_exit(struct ipu_soc *ipu); 243 244 int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id, 245 unsigned long base, u32 module, struct clk *ipu_clk); 246 void ipu_di_exit(struct ipu_soc *ipu, int id); 247 248 int ipu_dmfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base, 249 struct clk *ipu_clk); 250 void ipu_dmfc_exit(struct ipu_soc *ipu); 251 252 int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base); 253 void ipu_dp_exit(struct ipu_soc *ipu); 254 255 int ipu_dc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base, 256 unsigned long template_base); 257 void ipu_dc_exit(struct ipu_soc *ipu); 258 259 int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base); 260 void ipu_cpmem_exit(struct ipu_soc *ipu); 261 262 int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base); 263 void ipu_smfc_exit(struct ipu_soc *ipu); 264 265 struct ipu_pre *ipu_pre_lookup_by_phandle(struct device *dev, const char *name, 266 int index); 267 int ipu_pre_get_available_count(void); 268 int ipu_pre_get(struct ipu_pre *pre); 269 void ipu_pre_put(struct ipu_pre *pre); 270 u32 ipu_pre_get_baddr(struct ipu_pre *pre); 271 void ipu_pre_configure(struct ipu_pre *pre, unsigned int width, 272 unsigned int height, unsigned int stride, u32 format, 273 uint64_t modifier, unsigned int bufaddr); 274 void ipu_pre_update(struct ipu_pre *pre, unsigned int bufaddr); 275 276 struct ipu_prg *ipu_prg_lookup_by_phandle(struct device *dev, const char *name, 277 int ipu_id); 278 279 extern struct platform_driver ipu_pre_drv; 280 extern struct platform_driver ipu_prg_drv; 281 282 #endif /* __IPU_PRV_H__ */ 283