xref: /openbmc/linux/drivers/video/fbdev/omap/lcd_dma.h (revision f71a261a)
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