1/*
2 * Samsung camera host interface (FIMC) registers definition
3 *
4 * Copyright (C) 2010 - 2012 Samsung Electronics Co., Ltd.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef FIMC_REG_H_
12#define FIMC_REG_H_
13
14#include "fimc-core.h"
15
16/* Input source format */
17#define FIMC_REG_CISRCFMT			0x00
18#define FIMC_REG_CISRCFMT_ITU601_8BIT		(1 << 31)
19#define FIMC_REG_CISRCFMT_ITU601_16BIT		(1 << 29)
20#define FIMC_REG_CISRCFMT_ORDER422_YCBYCR	(0 << 14)
21#define FIMC_REG_CISRCFMT_ORDER422_YCRYCB	(1 << 14)
22#define FIMC_REG_CISRCFMT_ORDER422_CBYCRY	(2 << 14)
23#define FIMC_REG_CISRCFMT_ORDER422_CRYCBY	(3 << 14)
24
25/* Window offset */
26#define FIMC_REG_CIWDOFST			0x04
27#define FIMC_REG_CIWDOFST_OFF_EN		(1 << 31)
28#define FIMC_REG_CIWDOFST_CLROVFIY		(1 << 30)
29#define FIMC_REG_CIWDOFST_CLROVRLB		(1 << 29)
30#define FIMC_REG_CIWDOFST_HOROFF_MASK		(0x7ff << 16)
31#define FIMC_REG_CIWDOFST_CLROVFICB		(1 << 15)
32#define FIMC_REG_CIWDOFST_CLROVFICR		(1 << 14)
33#define FIMC_REG_CIWDOFST_VEROFF_MASK		(0xfff << 0)
34
35/* Global control */
36#define FIMC_REG_CIGCTRL			0x08
37#define FIMC_REG_CIGCTRL_SWRST			(1 << 31)
38#define FIMC_REG_CIGCTRL_CAMRST_A		(1 << 30)
39#define FIMC_REG_CIGCTRL_SELCAM_ITU_A		(1 << 29)
40#define FIMC_REG_CIGCTRL_TESTPAT_NORMAL		(0 << 27)
41#define FIMC_REG_CIGCTRL_TESTPAT_COLOR_BAR	(1 << 27)
42#define FIMC_REG_CIGCTRL_TESTPAT_HOR_INC	(2 << 27)
43#define FIMC_REG_CIGCTRL_TESTPAT_VER_INC	(3 << 27)
44#define FIMC_REG_CIGCTRL_TESTPAT_MASK		(3 << 27)
45#define FIMC_REG_CIGCTRL_TESTPAT_SHIFT		27
46#define FIMC_REG_CIGCTRL_INVPOLPCLK		(1 << 26)
47#define FIMC_REG_CIGCTRL_INVPOLVSYNC		(1 << 25)
48#define FIMC_REG_CIGCTRL_INVPOLHREF		(1 << 24)
49#define FIMC_REG_CIGCTRL_IRQ_OVFEN		(1 << 22)
50#define FIMC_REG_CIGCTRL_HREF_MASK		(1 << 21)
51#define FIMC_REG_CIGCTRL_IRQ_LEVEL		(1 << 20)
52#define FIMC_REG_CIGCTRL_IRQ_CLR		(1 << 19)
53#define FIMC_REG_CIGCTRL_IRQ_ENABLE		(1 << 16)
54#define FIMC_REG_CIGCTRL_SHDW_DISABLE		(1 << 12)
55/* 0 - selects Writeback A (LCD), 1 - selects Writeback B (LCD/ISP) */
56#define FIMC_REG_CIGCTRL_SELWB_A		(1 << 10)
57#define FIMC_REG_CIGCTRL_CAM_JPEG		(1 << 8)
58#define FIMC_REG_CIGCTRL_SELCAM_MIPI_A		(1 << 7)
59#define FIMC_REG_CIGCTRL_CAMIF_SELWB		(1 << 6)
60/* 0 - ITU601; 1 - ITU709 */
61#define FIMC_REG_CIGCTRL_CSC_ITU601_709		(1 << 5)
62#define FIMC_REG_CIGCTRL_INVPOLHSYNC		(1 << 4)
63#define FIMC_REG_CIGCTRL_SELCAM_MIPI		(1 << 3)
64#define FIMC_REG_CIGCTRL_INVPOLFIELD		(1 << 1)
65#define FIMC_REG_CIGCTRL_INTERLACE		(1 << 0)
66
67/* Window offset 2 */
68#define FIMC_REG_CIWDOFST2			0x14
69#define FIMC_REG_CIWDOFST2_HOROFF_MASK		(0xfff << 16)
70#define FIMC_REG_CIWDOFST2_VEROFF_MASK		(0xfff << 0)
71
72/* Output DMA Y/Cb/Cr plane start addresses */
73#define FIMC_REG_CIOYSA(n)			(0x18 + (n) * 4)
74#define FIMC_REG_CIOCBSA(n)			(0x28 + (n) * 4)
75#define FIMC_REG_CIOCRSA(n)			(0x38 + (n) * 4)
76
77/* Target image format */
78#define FIMC_REG_CITRGFMT			0x48
79#define FIMC_REG_CITRGFMT_INROT90		(1 << 31)
80#define FIMC_REG_CITRGFMT_YCBCR420		(0 << 29)
81#define FIMC_REG_CITRGFMT_YCBCR422		(1 << 29)
82#define FIMC_REG_CITRGFMT_YCBCR422_1P		(2 << 29)
83#define FIMC_REG_CITRGFMT_RGB			(3 << 29)
84#define FIMC_REG_CITRGFMT_FMT_MASK		(3 << 29)
85#define FIMC_REG_CITRGFMT_HSIZE_MASK		(0xfff << 16)
86#define FIMC_REG_CITRGFMT_FLIP_SHIFT		14
87#define FIMC_REG_CITRGFMT_FLIP_NORMAL		(0 << 14)
88#define FIMC_REG_CITRGFMT_FLIP_X_MIRROR		(1 << 14)
89#define FIMC_REG_CITRGFMT_FLIP_Y_MIRROR		(2 << 14)
90#define FIMC_REG_CITRGFMT_FLIP_180		(3 << 14)
91#define FIMC_REG_CITRGFMT_FLIP_MASK		(3 << 14)
92#define FIMC_REG_CITRGFMT_OUTROT90		(1 << 13)
93#define FIMC_REG_CITRGFMT_VSIZE_MASK		(0xfff << 0)
94
95/* Output DMA control */
96#define FIMC_REG_CIOCTRL			0x4c
97#define FIMC_REG_CIOCTRL_ORDER422_MASK		(3 << 0)
98#define FIMC_REG_CIOCTRL_ORDER422_YCBYCR	(0 << 0)
99#define FIMC_REG_CIOCTRL_ORDER422_YCRYCB	(1 << 0)
100#define FIMC_REG_CIOCTRL_ORDER422_CBYCRY	(2 << 0)
101#define FIMC_REG_CIOCTRL_ORDER422_CRYCBY	(3 << 0)
102#define FIMC_REG_CIOCTRL_LASTIRQ_ENABLE		(1 << 2)
103#define FIMC_REG_CIOCTRL_YCBCR_3PLANE		(0 << 3)
104#define FIMC_REG_CIOCTRL_YCBCR_2PLANE		(1 << 3)
105#define FIMC_REG_CIOCTRL_YCBCR_PLANE_MASK	(1 << 3)
106#define FIMC_REG_CIOCTRL_ALPHA_OUT_MASK		(0xff << 4)
107#define FIMC_REG_CIOCTRL_RGB16FMT_MASK		(3 << 16)
108#define FIMC_REG_CIOCTRL_RGB565			(0 << 16)
109#define FIMC_REG_CIOCTRL_ARGB1555		(1 << 16)
110#define FIMC_REG_CIOCTRL_ARGB4444		(2 << 16)
111#define FIMC_REG_CIOCTRL_ORDER2P_SHIFT		24
112#define FIMC_REG_CIOCTRL_ORDER2P_MASK		(3 << 24)
113#define FIMC_REG_CIOCTRL_ORDER422_2P_LSB_CRCB	(0 << 24)
114
115/* Pre-scaler control 1 */
116#define FIMC_REG_CISCPRERATIO			0x50
117
118#define FIMC_REG_CISCPREDST			0x54
119
120/* Main scaler control */
121#define FIMC_REG_CISCCTRL			0x58
122#define FIMC_REG_CISCCTRL_SCALERBYPASS		(1 << 31)
123#define FIMC_REG_CISCCTRL_SCALEUP_H		(1 << 30)
124#define FIMC_REG_CISCCTRL_SCALEUP_V		(1 << 29)
125#define FIMC_REG_CISCCTRL_CSCR2Y_WIDE		(1 << 28)
126#define FIMC_REG_CISCCTRL_CSCY2R_WIDE		(1 << 27)
127#define FIMC_REG_CISCCTRL_LCDPATHEN_FIFO	(1 << 26)
128#define FIMC_REG_CISCCTRL_INTERLACE		(1 << 25)
129#define FIMC_REG_CISCCTRL_SCALERSTART		(1 << 15)
130#define FIMC_REG_CISCCTRL_INRGB_FMT_RGB565	(0 << 13)
131#define FIMC_REG_CISCCTRL_INRGB_FMT_RGB666	(1 << 13)
132#define FIMC_REG_CISCCTRL_INRGB_FMT_RGB888	(2 << 13)
133#define FIMC_REG_CISCCTRL_INRGB_FMT_MASK	(3 << 13)
134#define FIMC_REG_CISCCTRL_OUTRGB_FMT_RGB565	(0 << 11)
135#define FIMC_REG_CISCCTRL_OUTRGB_FMT_RGB666	(1 << 11)
136#define FIMC_REG_CISCCTRL_OUTRGB_FMT_RGB888	(2 << 11)
137#define FIMC_REG_CISCCTRL_OUTRGB_FMT_MASK	(3 << 11)
138#define FIMC_REG_CISCCTRL_RGB_EXT		(1 << 10)
139#define FIMC_REG_CISCCTRL_ONE2ONE		(1 << 9)
140#define FIMC_REG_CISCCTRL_MHRATIO(x)		((x) << 16)
141#define FIMC_REG_CISCCTRL_MVRATIO(x)		((x) << 0)
142#define FIMC_REG_CISCCTRL_MHRATIO_MASK		(0x1ff << 16)
143#define FIMC_REG_CISCCTRL_MVRATIO_MASK		(0x1ff << 0)
144#define FIMC_REG_CISCCTRL_MHRATIO_EXT(x)	(((x) >> 6) << 16)
145#define FIMC_REG_CISCCTRL_MVRATIO_EXT(x)	(((x) >> 6) << 0)
146
147/* Target area */
148#define FIMC_REG_CITAREA			0x5c
149#define FIMC_REG_CITAREA_MASK			0x0fffffff
150
151/* General status */
152#define FIMC_REG_CISTATUS			0x64
153#define FIMC_REG_CISTATUS_OVFIY			(1 << 31)
154#define FIMC_REG_CISTATUS_OVFICB		(1 << 30)
155#define FIMC_REG_CISTATUS_OVFICR		(1 << 29)
156#define FIMC_REG_CISTATUS_VSYNC			(1 << 28)
157#define FIMC_REG_CISTATUS_FRAMECNT_MASK		(3 << 26)
158#define FIMC_REG_CISTATUS_FRAMECNT_SHIFT	26
159#define FIMC_REG_CISTATUS_WINOFF_EN		(1 << 25)
160#define FIMC_REG_CISTATUS_IMGCPT_EN		(1 << 22)
161#define FIMC_REG_CISTATUS_IMGCPT_SCEN		(1 << 21)
162#define FIMC_REG_CISTATUS_VSYNC_A		(1 << 20)
163#define FIMC_REG_CISTATUS_VSYNC_B		(1 << 19)
164#define FIMC_REG_CISTATUS_OVRLB			(1 << 18)
165#define FIMC_REG_CISTATUS_FRAME_END		(1 << 17)
166#define FIMC_REG_CISTATUS_LASTCAPT_END		(1 << 16)
167#define FIMC_REG_CISTATUS_VVALID_A		(1 << 15)
168#define FIMC_REG_CISTATUS_VVALID_B		(1 << 14)
169
170/* Indexes to the last and the currently processed buffer. */
171#define FIMC_REG_CISTATUS2			0x68
172
173/* Image capture control */
174#define FIMC_REG_CIIMGCPT			0xc0
175#define FIMC_REG_CIIMGCPT_IMGCPTEN		(1 << 31)
176#define FIMC_REG_CIIMGCPT_IMGCPTEN_SC		(1 << 30)
177#define FIMC_REG_CIIMGCPT_CPT_FREN_ENABLE	(1 << 25)
178#define FIMC_REG_CIIMGCPT_CPT_FRMOD_CNT		(1 << 18)
179
180/* Frame capture sequence */
181#define FIMC_REG_CICPTSEQ			0xc4
182
183/* Image effect */
184#define FIMC_REG_CIIMGEFF			0xd0
185#define FIMC_REG_CIIMGEFF_IE_ENABLE		(1 << 30)
186#define FIMC_REG_CIIMGEFF_IE_SC_BEFORE		(0 << 29)
187#define FIMC_REG_CIIMGEFF_IE_SC_AFTER		(1 << 29)
188#define FIMC_REG_CIIMGEFF_FIN_BYPASS		(0 << 26)
189#define FIMC_REG_CIIMGEFF_FIN_ARBITRARY		(1 << 26)
190#define FIMC_REG_CIIMGEFF_FIN_NEGATIVE		(2 << 26)
191#define FIMC_REG_CIIMGEFF_FIN_ARTFREEZE		(3 << 26)
192#define FIMC_REG_CIIMGEFF_FIN_EMBOSSING		(4 << 26)
193#define FIMC_REG_CIIMGEFF_FIN_SILHOUETTE	(5 << 26)
194#define FIMC_REG_CIIMGEFF_FIN_MASK		(7 << 26)
195#define FIMC_REG_CIIMGEFF_PAT_CBCR_MASK		((0xff << 13) | 0xff)
196
197/* Input DMA Y/Cb/Cr plane start address 0/1 */
198#define FIMC_REG_CIIYSA(n)			(0xd4 + (n) * 0x70)
199#define FIMC_REG_CIICBSA(n)			(0xd8 + (n) * 0x70)
200#define FIMC_REG_CIICRSA(n)			(0xdc + (n) * 0x70)
201
202/* Real input DMA image size */
203#define FIMC_REG_CIREAL_ISIZE			0xf8
204#define FIMC_REG_CIREAL_ISIZE_AUTOLOAD_EN	(1 << 31)
205#define FIMC_REG_CIREAL_ISIZE_ADDR_CH_DIS	(1 << 30)
206
207/* Input DMA control */
208#define FIMC_REG_MSCTRL				0xfc
209#define FIMC_REG_MSCTRL_IN_BURST_COUNT_MASK	(0xf << 24)
210#define FIMC_REG_MSCTRL_2P_IN_ORDER_MASK	(3 << 16)
211#define FIMC_REG_MSCTRL_2P_IN_ORDER_SHIFT	16
212#define FIMC_REG_MSCTRL_C_INT_IN_3PLANE		(0 << 15)
213#define FIMC_REG_MSCTRL_C_INT_IN_2PLANE		(1 << 15)
214#define FIMC_REG_MSCTRL_C_INT_IN_MASK		(1 << 15)
215#define FIMC_REG_MSCTRL_FLIP_SHIFT		13
216#define FIMC_REG_MSCTRL_FLIP_MASK		(3 << 13)
217#define FIMC_REG_MSCTRL_FLIP_NORMAL		(0 << 13)
218#define FIMC_REG_MSCTRL_FLIP_X_MIRROR		(1 << 13)
219#define FIMC_REG_MSCTRL_FLIP_Y_MIRROR		(2 << 13)
220#define FIMC_REG_MSCTRL_FLIP_180		(3 << 13)
221#define FIMC_REG_MSCTRL_FIFO_CTRL_FULL		(1 << 12)
222#define FIMC_REG_MSCTRL_ORDER422_SHIFT		4
223#define FIMC_REG_MSCTRL_ORDER422_CRYCBY		(0 << 4)
224#define FIMC_REG_MSCTRL_ORDER422_YCRYCB		(1 << 4)
225#define FIMC_REG_MSCTRL_ORDER422_CBYCRY		(2 << 4)
226#define FIMC_REG_MSCTRL_ORDER422_YCBYCR		(3 << 4)
227#define FIMC_REG_MSCTRL_ORDER422_MASK		(3 << 4)
228#define FIMC_REG_MSCTRL_INPUT_EXTCAM		(0 << 3)
229#define FIMC_REG_MSCTRL_INPUT_MEMORY		(1 << 3)
230#define FIMC_REG_MSCTRL_INPUT_MASK		(1 << 3)
231#define FIMC_REG_MSCTRL_INFORMAT_YCBCR420	(0 << 1)
232#define FIMC_REG_MSCTRL_INFORMAT_YCBCR422	(1 << 1)
233#define FIMC_REG_MSCTRL_INFORMAT_YCBCR422_1P	(2 << 1)
234#define FIMC_REG_MSCTRL_INFORMAT_RGB		(3 << 1)
235#define FIMC_REG_MSCTRL_INFORMAT_MASK		(3 << 1)
236#define FIMC_REG_MSCTRL_ENVID			(1 << 0)
237#define FIMC_REG_MSCTRL_IN_BURST_COUNT(x)	((x) << 24)
238
239/* Output DMA Y/Cb/Cr offset */
240#define FIMC_REG_CIOYOFF			0x168
241#define FIMC_REG_CIOCBOFF			0x16c
242#define FIMC_REG_CIOCROFF			0x170
243
244/* Input DMA Y/Cb/Cr offset */
245#define FIMC_REG_CIIYOFF			0x174
246#define FIMC_REG_CIICBOFF			0x178
247#define FIMC_REG_CIICROFF			0x17c
248
249/* Input DMA original image size */
250#define FIMC_REG_ORGISIZE			0x180
251
252/* Output DMA original image size */
253#define FIMC_REG_ORGOSIZE			0x184
254
255/* Real output DMA image size (extension register) */
256#define FIMC_REG_CIEXTEN			0x188
257#define FIMC_REG_CIEXTEN_MHRATIO_EXT(x)		(((x) & 0x3f) << 10)
258#define FIMC_REG_CIEXTEN_MVRATIO_EXT(x)		((x) & 0x3f)
259#define FIMC_REG_CIEXTEN_MHRATIO_EXT_MASK	(0x3f << 10)
260#define FIMC_REG_CIEXTEN_MVRATIO_EXT_MASK	0x3f
261
262#define FIMC_REG_CIDMAPARAM			0x18c
263#define FIMC_REG_CIDMAPARAM_R_LINEAR		(0 << 29)
264#define FIMC_REG_CIDMAPARAM_R_64X32		(3 << 29)
265#define FIMC_REG_CIDMAPARAM_W_LINEAR		(0 << 13)
266#define FIMC_REG_CIDMAPARAM_W_64X32		(3 << 13)
267#define FIMC_REG_CIDMAPARAM_TILE_MASK		((3 << 29) | (3 << 13))
268
269/* MIPI CSI image format */
270#define FIMC_REG_CSIIMGFMT			0x194
271#define FIMC_REG_CSIIMGFMT_YCBCR422_8BIT	0x1e
272#define FIMC_REG_CSIIMGFMT_RAW8			0x2a
273#define FIMC_REG_CSIIMGFMT_RAW10		0x2b
274#define FIMC_REG_CSIIMGFMT_RAW12		0x2c
275/* User defined formats. x = 0...16. */
276#define FIMC_REG_CSIIMGFMT_USER(x)		(0x30 + x - 1)
277
278/* Output frame buffer sequence mask */
279#define FIMC_REG_CIFCNTSEQ			0x1fc
280
281/* SYSREG ISP Writeback register address offsets */
282#define SYSREG_ISPBLK				0x020c
283#define SYSREG_ISPBLK_FIFORST_CAM_BLK		(1 << 7)
284
285#define SYSREG_CAMBLK				0x0218
286#define SYSREG_CAMBLK_FIFORST_ISP		(1 << 15)
287#define SYSREG_CAMBLK_ISPWB_FULL_EN		(7 << 20)
288
289/*
290 * Function declarations
291 */
292void fimc_hw_reset(struct fimc_dev *fimc);
293void fimc_hw_set_rotation(struct fimc_ctx *ctx);
294void fimc_hw_set_target_format(struct fimc_ctx *ctx);
295void fimc_hw_set_out_dma(struct fimc_ctx *ctx);
296void fimc_hw_en_lastirq(struct fimc_dev *fimc, int enable);
297void fimc_hw_en_irq(struct fimc_dev *fimc, int enable);
298void fimc_hw_set_prescaler(struct fimc_ctx *ctx);
299void fimc_hw_set_mainscaler(struct fimc_ctx *ctx);
300void fimc_hw_enable_capture(struct fimc_ctx *ctx);
301void fimc_hw_set_effect(struct fimc_ctx *ctx);
302void fimc_hw_set_rgb_alpha(struct fimc_ctx *ctx);
303void fimc_hw_set_in_dma(struct fimc_ctx *ctx);
304void fimc_hw_set_input_path(struct fimc_ctx *ctx);
305void fimc_hw_set_output_path(struct fimc_ctx *ctx);
306void fimc_hw_set_input_addr(struct fimc_dev *fimc, struct fimc_addr *paddr);
307void fimc_hw_set_output_addr(struct fimc_dev *fimc, struct fimc_addr *paddr,
308			     int index);
309int fimc_hw_set_camera_source(struct fimc_dev *fimc,
310			      struct fimc_source_info *cam);
311void fimc_hw_set_camera_offset(struct fimc_dev *fimc, struct fimc_frame *f);
312int fimc_hw_set_camera_polarity(struct fimc_dev *fimc,
313				struct fimc_source_info *cam);
314int fimc_hw_set_camera_type(struct fimc_dev *fimc,
315			    struct fimc_source_info *cam);
316void fimc_hw_clear_irq(struct fimc_dev *dev);
317void fimc_hw_enable_scaler(struct fimc_dev *dev, bool on);
318void fimc_hw_activate_input_dma(struct fimc_dev *dev, bool on);
319void fimc_hw_disable_capture(struct fimc_dev *dev);
320s32 fimc_hw_get_frame_index(struct fimc_dev *dev);
321s32 fimc_hw_get_prev_frame_index(struct fimc_dev *dev);
322int fimc_hw_camblk_cfg_writeback(struct fimc_dev *fimc);
323void fimc_activate_capture(struct fimc_ctx *ctx);
324void fimc_deactivate_capture(struct fimc_dev *fimc);
325
326/**
327 * fimc_hw_set_dma_seq - configure output DMA buffer sequence
328 * @mask: bitmask for the DMA output buffer registers, set to 0 to skip buffer
329 * This function masks output DMA ring buffers, it allows to select which of
330 * the 32 available output buffer address registers will be used by the DMA
331 * engine.
332 */
333static inline void fimc_hw_set_dma_seq(struct fimc_dev *dev, u32 mask)
334{
335	writel(mask, dev->regs + FIMC_REG_CIFCNTSEQ);
336}
337
338#endif /* FIMC_REG_H_ */
339