1  /* SPDX-License-Identifier: GPL-2.0-or-later */
2  /*
3   *  arch/arm/mach-omap1/include/mach/lcd_dma.h
4   *
5   * Extracted from arch/arm/plat-omap/include/plat/dma.h
6   *  Copyright (C) 2003 Nokia Corporation
7   *  Author: Juha Yrjölä <juha.yrjola@nokia.com>
8   */
9  #ifndef __MACH_OMAP1_LCD_DMA_H__
10  #define __MACH_OMAP1_LCD_DMA_H__
11  
12  /* Hardware registers for LCD DMA */
13  #define OMAP1510_DMA_LCD_BASE		(0xfffedb00)
14  #define OMAP1510_DMA_LCD_CTRL		(OMAP1510_DMA_LCD_BASE + 0x00)
15  #define OMAP1510_DMA_LCD_TOP_F1_L	(OMAP1510_DMA_LCD_BASE + 0x02)
16  #define OMAP1510_DMA_LCD_TOP_F1_U	(OMAP1510_DMA_LCD_BASE + 0x04)
17  #define OMAP1510_DMA_LCD_BOT_F1_L	(OMAP1510_DMA_LCD_BASE + 0x06)
18  #define OMAP1510_DMA_LCD_BOT_F1_U	(OMAP1510_DMA_LCD_BASE + 0x08)
19  
20  #define OMAP1610_DMA_LCD_BASE		(0xfffee300)
21  #define OMAP1610_DMA_LCD_CSDP		(OMAP1610_DMA_LCD_BASE + 0xc0)
22  #define OMAP1610_DMA_LCD_CCR		(OMAP1610_DMA_LCD_BASE + 0xc2)
23  #define OMAP1610_DMA_LCD_CTRL		(OMAP1610_DMA_LCD_BASE + 0xc4)
24  #define OMAP1610_DMA_LCD_TOP_B1_L	(OMAP1610_DMA_LCD_BASE + 0xc8)
25  #define OMAP1610_DMA_LCD_TOP_B1_U	(OMAP1610_DMA_LCD_BASE + 0xca)
26  #define OMAP1610_DMA_LCD_BOT_B1_L	(OMAP1610_DMA_LCD_BASE + 0xcc)
27  #define OMAP1610_DMA_LCD_BOT_B1_U	(OMAP1610_DMA_LCD_BASE + 0xce)
28  #define OMAP1610_DMA_LCD_TOP_B2_L	(OMAP1610_DMA_LCD_BASE + 0xd0)
29  #define OMAP1610_DMA_LCD_TOP_B2_U	(OMAP1610_DMA_LCD_BASE + 0xd2)
30  #define OMAP1610_DMA_LCD_BOT_B2_L	(OMAP1610_DMA_LCD_BASE + 0xd4)
31  #define OMAP1610_DMA_LCD_BOT_B2_U	(OMAP1610_DMA_LCD_BASE + 0xd6)
32  #define OMAP1610_DMA_LCD_SRC_EI_B1	(OMAP1610_DMA_LCD_BASE + 0xd8)
33  #define OMAP1610_DMA_LCD_SRC_FI_B1_L	(OMAP1610_DMA_LCD_BASE + 0xda)
34  #define OMAP1610_DMA_LCD_SRC_EN_B1	(OMAP1610_DMA_LCD_BASE + 0xe0)
35  #define OMAP1610_DMA_LCD_SRC_FN_B1	(OMAP1610_DMA_LCD_BASE + 0xe4)
36  #define OMAP1610_DMA_LCD_LCH_CTRL	(OMAP1610_DMA_LCD_BASE + 0xea)
37  #define OMAP1610_DMA_LCD_SRC_FI_B1_U	(OMAP1610_DMA_LCD_BASE + 0xf4)
38  
39  /* LCD DMA block numbers */
40  enum {
41  	OMAP_LCD_DMA_B1_TOP,
42  	OMAP_LCD_DMA_B1_BOTTOM,
43  	OMAP_LCD_DMA_B2_TOP,
44  	OMAP_LCD_DMA_B2_BOTTOM
45  };
46  
47  /* LCD DMA functions */
48  extern int omap_request_lcd_dma(void (*callback)(u16 status, void *data),
49  				void *data);
50  extern void omap_free_lcd_dma(void);
51  extern void omap_setup_lcd_dma(void);
52  extern void omap_enable_lcd_dma(void);
53  extern void omap_stop_lcd_dma(void);
54  extern void omap_set_lcd_dma_ext_controller(int external);
55  extern void omap_set_lcd_dma_single_transfer(int single);
56  extern void omap_set_lcd_dma_b1(unsigned long addr, u16 fb_xres, u16 fb_yres,
57  				int data_type);
58  extern void omap_set_lcd_dma_b1_rotation(int rotate);
59  extern void omap_set_lcd_dma_b1_vxres(unsigned long vxres);
60  extern void omap_set_lcd_dma_b1_mirror(int mirror);
61  extern void omap_set_lcd_dma_b1_scale(unsigned int xscale, unsigned int yscale);
62  
63  #endif /* __MACH_OMAP1_LCD_DMA_H__ */
64