1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>
4 * Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
5 */
6 #ifndef __IPU_PRV_H__
7 #define __IPU_PRV_H__
8
9 struct ipu_soc;
10
11 #include <linux/io.h>
12 #include <linux/types.h>
13 #include <linux/device.h>
14 #include <linux/clk.h>
15 #include <linux/platform_device.h>
16
17 #include <video/imx-ipu-v3.h>
18
19 #define IPU_MCU_T_DEFAULT 8
20 #define IPU_CM_IDMAC_REG_OFS 0x00008000
21 #define IPU_CM_IC_REG_OFS 0x00020000
22 #define IPU_CM_IRT_REG_OFS 0x00028000
23 #define IPU_CM_CSI0_REG_OFS 0x00030000
24 #define IPU_CM_CSI1_REG_OFS 0x00038000
25 #define IPU_CM_SMFC_REG_OFS 0x00050000
26 #define IPU_CM_DC_REG_OFS 0x00058000
27 #define IPU_CM_DMFC_REG_OFS 0x00060000
28
29 /* Register addresses */
30 /* IPU Common registers */
31 #define IPU_CM_REG(offset) (offset)
32
33 #define IPU_CONF IPU_CM_REG(0)
34
35 #define IPU_SRM_PRI1 IPU_CM_REG(0x00a0)
36 #define IPU_SRM_PRI2 IPU_CM_REG(0x00a4)
37 #define IPU_FS_PROC_FLOW1 IPU_CM_REG(0x00a8)
38 #define IPU_FS_PROC_FLOW2 IPU_CM_REG(0x00ac)
39 #define IPU_FS_PROC_FLOW3 IPU_CM_REG(0x00b0)
40 #define IPU_FS_DISP_FLOW1 IPU_CM_REG(0x00b4)
41 #define IPU_FS_DISP_FLOW2 IPU_CM_REG(0x00b8)
42 #define IPU_SKIP IPU_CM_REG(0x00bc)
43 #define IPU_DISP_ALT_CONF IPU_CM_REG(0x00c0)
44 #define IPU_DISP_GEN IPU_CM_REG(0x00c4)
45 #define IPU_DISP_ALT1 IPU_CM_REG(0x00c8)
46 #define IPU_DISP_ALT2 IPU_CM_REG(0x00cc)
47 #define IPU_DISP_ALT3 IPU_CM_REG(0x00d0)
48 #define IPU_DISP_ALT4 IPU_CM_REG(0x00d4)
49 #define IPU_SNOOP IPU_CM_REG(0x00d8)
50 #define IPU_MEM_RST IPU_CM_REG(0x00dc)
51 #define IPU_PM IPU_CM_REG(0x00e0)
52 #define IPU_GPR IPU_CM_REG(0x00e4)
53 #define IPU_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0150 + 4 * ((ch) / 32))
54 #define IPU_ALT_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0168 + 4 * ((ch) / 32))
55 #define IPU_CHA_CUR_BUF(ch) IPU_CM_REG(0x023C + 4 * ((ch) / 32))
56 #define IPU_ALT_CUR_BUF0 IPU_CM_REG(0x0244)
57 #define IPU_ALT_CUR_BUF1 IPU_CM_REG(0x0248)
58 #define IPU_SRM_STAT IPU_CM_REG(0x024C)
59 #define IPU_PROC_TASK_STAT IPU_CM_REG(0x0250)
60 #define IPU_DISP_TASK_STAT IPU_CM_REG(0x0254)
61 #define IPU_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0268 + 4 * ((ch) / 32))
62 #define IPU_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0270 + 4 * ((ch) / 32))
63 #define IPU_CHA_BUF2_RDY(ch) IPU_CM_REG(0x0288 + 4 * ((ch) / 32))
64 #define IPU_ALT_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0278 + 4 * ((ch) / 32))
65 #define IPU_ALT_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0280 + 4 * ((ch) / 32))
66
67 #define IPU_INT_CTRL(n) IPU_CM_REG(0x003C + 4 * (n))
68 #define IPU_INT_STAT(n) IPU_CM_REG(0x0200 + 4 * (n))
69
70 /* SRM_PRI2 */
71 #define DP_S_SRM_MODE_MASK (0x3 << 3)
72 #define DP_S_SRM_MODE_NOW (0x3 << 3)
73 #define DP_S_SRM_MODE_NEXT_FRAME (0x1 << 3)
74
75 /* FS_PROC_FLOW1 */
76 #define FS_PRPENC_ROT_SRC_SEL_MASK (0xf << 0)
77 #define FS_PRPENC_ROT_SRC_SEL_ENC (0x7 << 0)
78 #define FS_PRPVF_ROT_SRC_SEL_MASK (0xf << 8)
79 #define FS_PRPVF_ROT_SRC_SEL_VF (0x8 << 8)
80 #define FS_PP_SRC_SEL_MASK (0xf << 12)
81 #define FS_PP_ROT_SRC_SEL_MASK (0xf << 16)
82 #define FS_PP_ROT_SRC_SEL_PP (0x5 << 16)
83 #define FS_VDI1_SRC_SEL_MASK (0x3 << 20)
84 #define FS_VDI3_SRC_SEL_MASK (0x3 << 20)
85 #define FS_PRP_SRC_SEL_MASK (0xf << 24)
86 #define FS_VDI_SRC_SEL_MASK (0x3 << 28)
87 #define FS_VDI_SRC_SEL_CSI_DIRECT (0x1 << 28)
88 #define FS_VDI_SRC_SEL_VDOA (0x2 << 28)
89
90 /* FS_PROC_FLOW2 */
91 #define FS_PRP_ENC_DEST_SEL_MASK (0xf << 0)
92 #define FS_PRP_ENC_DEST_SEL_IRT_ENC (0x1 << 0)
93 #define FS_PRPVF_DEST_SEL_MASK (0xf << 4)
94 #define FS_PRPVF_DEST_SEL_IRT_VF (0x1 << 4)
95 #define FS_PRPVF_ROT_DEST_SEL_MASK (0xf << 8)
96 #define FS_PP_DEST_SEL_MASK (0xf << 12)
97 #define FS_PP_DEST_SEL_IRT_PP (0x3 << 12)
98 #define FS_PP_ROT_DEST_SEL_MASK (0xf << 16)
99 #define FS_PRPENC_ROT_DEST_SEL_MASK (0xf << 20)
100 #define FS_PRP_DEST_SEL_MASK (0xf << 24)
101
102 #define IPU_DI0_COUNTER_RELEASE (1 << 24)
103 #define IPU_DI1_COUNTER_RELEASE (1 << 25)
104
105 #define IPU_IDMAC_REG(offset) (offset)
106
107 #define IDMAC_CONF IPU_IDMAC_REG(0x0000)
108 #define IDMAC_CHA_EN(ch) IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32))
109 #define IDMAC_SEP_ALPHA IPU_IDMAC_REG(0x000c)
110 #define IDMAC_ALT_SEP_ALPHA IPU_IDMAC_REG(0x0010)
111 #define IDMAC_CHA_PRI(ch) IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32))
112 #define IDMAC_WM_EN(ch) IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32))
113 #define IDMAC_CH_LOCK_EN_1 IPU_IDMAC_REG(0x0024)
114 #define IDMAC_CH_LOCK_EN_2 IPU_IDMAC_REG(0x0028)
115 #define IDMAC_SUB_ADDR_0 IPU_IDMAC_REG(0x002c)
116 #define IDMAC_SUB_ADDR_1 IPU_IDMAC_REG(0x0030)
117 #define IDMAC_SUB_ADDR_2 IPU_IDMAC_REG(0x0034)
118 #define IDMAC_BAND_EN(ch) IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32))
119 #define IDMAC_CHA_BUSY(ch) IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32))
120
121 #define IPU_NUM_IRQS (32 * 15)
122
123 enum ipu_modules {
124 IPU_CONF_CSI0_EN = (1 << 0),
125 IPU_CONF_CSI1_EN = (1 << 1),
126 IPU_CONF_IC_EN = (1 << 2),
127 IPU_CONF_ROT_EN = (1 << 3),
128 IPU_CONF_ISP_EN = (1 << 4),
129 IPU_CONF_DP_EN = (1 << 5),
130 IPU_CONF_DI0_EN = (1 << 6),
131 IPU_CONF_DI1_EN = (1 << 7),
132 IPU_CONF_SMFC_EN = (1 << 8),
133 IPU_CONF_DC_EN = (1 << 9),
134 IPU_CONF_DMFC_EN = (1 << 10),
135
136 IPU_CONF_VDI_EN = (1 << 12),
137
138 IPU_CONF_IDMAC_DIS = (1 << 22),
139
140 IPU_CONF_IC_DMFC_SEL = (1 << 25),
141 IPU_CONF_IC_DMFC_SYNC = (1 << 26),
142 IPU_CONF_VDI_DMFC_SYNC = (1 << 27),
143
144 IPU_CONF_CSI0_DATA_SOURCE = (1 << 28),
145 IPU_CONF_CSI1_DATA_SOURCE = (1 << 29),
146 IPU_CONF_IC_INPUT = (1 << 30),
147 IPU_CONF_CSI_SEL = (1 << 31),
148 };
149
150 struct ipuv3_channel {
151 unsigned int num;
152 struct ipu_soc *ipu;
153 struct list_head list;
154 };
155
156 struct ipu_cpmem;
157 struct ipu_csi;
158 struct ipu_dc_priv;
159 struct ipu_dmfc_priv;
160 struct ipu_di;
161 struct ipu_ic_priv;
162 struct ipu_vdi;
163 struct ipu_image_convert_priv;
164 struct ipu_smfc_priv;
165 struct ipu_pre;
166 struct ipu_prg;
167
168 struct ipu_devtype;
169
170 struct ipu_soc {
171 struct device *dev;
172 const struct ipu_devtype *devtype;
173 enum ipuv3_type ipu_type;
174 spinlock_t lock;
175 struct mutex channel_lock;
176 struct list_head channels;
177
178 void __iomem *cm_reg;
179 void __iomem *idmac_reg;
180
181 int id;
182 int usecount;
183
184 struct clk *clk;
185
186 int irq_sync;
187 int irq_err;
188 struct irq_domain *domain;
189
190 struct ipu_cpmem *cpmem_priv;
191 struct ipu_dc_priv *dc_priv;
192 struct ipu_dp_priv *dp_priv;
193 struct ipu_dmfc_priv *dmfc_priv;
194 struct ipu_di *di_priv[2];
195 struct ipu_csi *csi_priv[2];
196 struct ipu_ic_priv *ic_priv;
197 struct ipu_vdi *vdi_priv;
198 struct ipu_image_convert_priv *image_convert_priv;
199 struct ipu_smfc_priv *smfc_priv;
200 struct ipu_prg *prg_priv;
201 };
202
ipu_idmac_read(struct ipu_soc * ipu,unsigned offset)203 static inline u32 ipu_idmac_read(struct ipu_soc *ipu, unsigned offset)
204 {
205 return readl(ipu->idmac_reg + offset);
206 }
207
ipu_idmac_write(struct ipu_soc * ipu,u32 value,unsigned offset)208 static inline void ipu_idmac_write(struct ipu_soc *ipu, u32 value,
209 unsigned offset)
210 {
211 writel(value, ipu->idmac_reg + offset);
212 }
213
214 void ipu_srm_dp_update(struct ipu_soc *ipu, bool sync);
215
216 int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
217 int ipu_module_disable(struct ipu_soc *ipu, u32 mask);
218
219 bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
220
221 int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id,
222 unsigned long base, u32 module, struct clk *clk_ipu);
223 void ipu_csi_exit(struct ipu_soc *ipu, int id);
224
225 int ipu_ic_init(struct ipu_soc *ipu, struct device *dev,
226 unsigned long base, unsigned long tpmem_base);
227 void ipu_ic_exit(struct ipu_soc *ipu);
228
229 int ipu_vdi_init(struct ipu_soc *ipu, struct device *dev,
230 unsigned long base, u32 module);
231 void ipu_vdi_exit(struct ipu_soc *ipu);
232
233 int ipu_image_convert_init(struct ipu_soc *ipu, struct device *dev);
234 void ipu_image_convert_exit(struct ipu_soc *ipu);
235
236 int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id,
237 unsigned long base, u32 module, struct clk *ipu_clk);
238 void ipu_di_exit(struct ipu_soc *ipu, int id);
239
240 int ipu_dmfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
241 struct clk *ipu_clk);
242 void ipu_dmfc_exit(struct ipu_soc *ipu);
243
244 int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
245 void ipu_dp_exit(struct ipu_soc *ipu);
246
247 int ipu_dc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
248 unsigned long template_base);
249 void ipu_dc_exit(struct ipu_soc *ipu);
250
251 int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
252 void ipu_cpmem_exit(struct ipu_soc *ipu);
253
254 int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
255 void ipu_smfc_exit(struct ipu_soc *ipu);
256
257 struct ipu_pre *ipu_pre_lookup_by_phandle(struct device *dev, const char *name,
258 int index);
259 int ipu_pre_get_available_count(void);
260 int ipu_pre_get(struct ipu_pre *pre);
261 void ipu_pre_put(struct ipu_pre *pre);
262 u32 ipu_pre_get_baddr(struct ipu_pre *pre);
263 void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
264 unsigned int height, unsigned int stride, u32 format,
265 uint64_t modifier, unsigned int bufaddr);
266 void ipu_pre_update(struct ipu_pre *pre, uint64_t modifier, unsigned int bufaddr);
267 bool ipu_pre_update_pending(struct ipu_pre *pre);
268
269 struct ipu_prg *ipu_prg_lookup_by_phandle(struct device *dev, const char *name,
270 int ipu_id);
271
272 extern struct platform_driver ipu_pre_drv;
273 extern struct platform_driver ipu_prg_drv;
274
275 #endif /* __IPU_PRV_H__ */
276