1  /* SPDX-License-Identifier: GPL-2.0-only */
2  /*
3   * Copyright (c) 2013 Texas Instruments Inc.
4   *
5   * David Griego, <dagriego@biglakesoftware.com>
6   * Dale Farnsworth, <dale@farnsworth.org>
7   * Archit Taneja, <archit@ti.com>
8   */
9  #ifndef TI_CSC_H
10  #define TI_CSC_H
11  
12  /* VPE color space converter regs */
13  #define CSC_CSC00		0x00
14  #define CSC_A0_MASK		0x1fff
15  #define CSC_A0_SHIFT		0
16  #define CSC_B0_MASK		0x1fff
17  #define CSC_B0_SHIFT		16
18  
19  #define CSC_CSC01		0x04
20  #define CSC_C0_MASK		0x1fff
21  #define CSC_C0_SHIFT		0
22  #define CSC_A1_MASK		0x1fff
23  #define CSC_A1_SHIFT		16
24  
25  #define CSC_CSC02		0x08
26  #define CSC_B1_MASK		0x1fff
27  #define CSC_B1_SHIFT		0
28  #define CSC_C1_MASK		0x1fff
29  #define CSC_C1_SHIFT		16
30  
31  #define CSC_CSC03		0x0c
32  #define CSC_A2_MASK		0x1fff
33  #define CSC_A2_SHIFT		0
34  #define CSC_B2_MASK		0x1fff
35  #define CSC_B2_SHIFT		16
36  
37  #define CSC_CSC04		0x10
38  #define CSC_C2_MASK		0x1fff
39  #define CSC_C2_SHIFT		0
40  #define CSC_D0_MASK		0x0fff
41  #define CSC_D0_SHIFT		16
42  
43  #define CSC_CSC05		0x14
44  #define CSC_D1_MASK		0x0fff
45  #define CSC_D1_SHIFT		0
46  #define CSC_D2_MASK		0x0fff
47  #define CSC_D2_SHIFT		16
48  
49  #define CSC_BYPASS		(1 << 28)
50  
51  struct csc_data {
52  	void __iomem		*base;
53  	struct resource		*res;
54  
55  	struct platform_device	*pdev;
56  };
57  
58  void csc_dump_regs(struct csc_data *csc);
59  void csc_set_coeff_bypass(struct csc_data *csc, u32 *csc_reg5);
60  void csc_set_coeff(struct csc_data *csc, u32 *csc_reg0,
61  		   struct v4l2_format *src_fmt, struct v4l2_format *dst_fmt);
62  
63  struct csc_data *csc_create(struct platform_device *pdev, const char *res_name);
64  
65  #endif
66