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/*
* Sunxi TV encoder register and constant defines
*
* (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
* (C) Copyright 2017 Jernej Skrabec <jernej.skrabec@siol.net>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _TVE_H
#define _TVE_H
enum tve_mode {
tve_mode_vga,
tve_mode_composite_pal,
tve_mode_composite_ntsc,
tve_mode_composite_pal_m,
tve_mode_composite_pal_nc,
};
/*
* This is based on the A10s User Manual, and the A10s only supports
* composite video and not vga like the A10 / A20 does, still other
* than the removed vga out capability the tvencoder seems to be the same.
* "unknown#" registers are registers which are used in the A10 kernel code,
* but not documented in the A10s User Manual.
*/
struct sunxi_tve_reg {
u32 gctrl; /* 0x000 */
u32 cfg0; /* 0x004 */
u32 dac_cfg0; /* 0x008 */
u32 filter; /* 0x00c */
u32 chroma_freq; /* 0x010 */
u32 porch_num; /* 0x014 */
u32 unknown0; /* 0x018 */
u32 line_num; /* 0x01c */
u32 blank_black_level; /* 0x020 */
u32 unknown1; /* 0x024, seems to be 1 byte per dac */
u8 res0[0x08]; /* 0x028 */
u32 auto_detect_en; /* 0x030 */
u32 auto_detect_int_status; /* 0x034 */
u32 auto_detect_status; /* 0x038 */
u32 auto_detect_debounce; /* 0x03c */
u32 csc_reg0; /* 0x040 */
u32 csc_reg1; /* 0x044 */
u32 csc_reg2; /* 0x048 */
u32 csc_reg3; /* 0x04c */
u8 res1[0xb0]; /* 0x050 */
u32 color_burst; /* 0x100 */
u32 vsync_num; /* 0x104 */
u32 notch_freq; /* 0x108 */
u32 cbr_level; /* 0x10c */
u32 burst_phase; /* 0x110 */
u32 burst_width; /* 0x114 */
u32 unknown2; /* 0x118 */
u32 sync_vbi_level; /* 0x11c */
u32 white_level; /* 0x120 */
u32 active_num; /* 0x124 */
u32 chroma_bw_gain; /* 0x128 */
u32 notch_width; /* 0x12c */
u32 resync_num; /* 0x130 */
u32 slave_para; /* 0x134 */
u32 cfg1; /* 0x138 */
u32 cfg2; /* 0x13c */
};
/*
* TVE register constants.
*/
#define SUNXI_TVE_GCTRL_ENABLE (1 << 0)
/*
* Select input 0 to disable dac, 1 - 4 to feed dac from tve0, 5 - 8 to feed
* dac from tve1. When using tve1 the mux value must be written to both tve0's
* and tve1's gctrl reg.
*/
#define SUNXI_TVE_GCTRL_DAC_INPUT_MASK(dac) (0xf << (((dac) + 1) * 4))
#define SUNXI_TVE_GCTRL_DAC_INPUT(dac, sel) ((sel) << (((dac) + 1) * 4))
#define SUNXI_TVE_CFG0_VGA 0x20000000
#define SUNXI_TVE_CFG0_PAL 0x07030001
#define SUNXI_TVE_CFG0_NTSC 0x07030000
#define SUNXI_TVE_DAC_CFG0_VGA 0x403e1ac7
#ifdef CONFIG_MACH_SUN5I
#define SUNXI_TVE_DAC_CFG0_COMPOSITE 0x433f0009
#else
#define SUNXI_TVE_DAC_CFG0_COMPOSITE 0x403f0008
#endif
#define SUNXI_TVE_FILTER_COMPOSITE 0x00000120
#define SUNXI_TVE_CHROMA_FREQ_PAL_M 0x21e6efe3
#define SUNXI_TVE_CHROMA_FREQ_PAL_NC 0x21f69446
#define SUNXI_TVE_PORCH_NUM_PAL 0x008a0018
#define SUNXI_TVE_PORCH_NUM_NTSC 0x00760020
#define SUNXI_TVE_LINE_NUM_PAL 0x00160271
#define SUNXI_TVE_LINE_NUM_NTSC 0x0016020d
#define SUNXI_TVE_BLANK_BLACK_LEVEL_PAL 0x00fc00fc
#define SUNXI_TVE_BLANK_BLACK_LEVEL_NTSC 0x00f0011a
#define SUNXI_TVE_UNKNOWN1_VGA 0x00000000
#define SUNXI_TVE_UNKNOWN1_COMPOSITE 0x18181818
#define SUNXI_TVE_AUTO_DETECT_EN_DET_EN(dac) (1 << ((dac) + 0))
#define SUNXI_TVE_AUTO_DETECT_EN_INT_EN(dac) (1 << ((dac) + 16))
#define SUNXI_TVE_AUTO_DETECT_INT_STATUS(dac) (1 << ((dac) + 0))
#define SUNXI_TVE_AUTO_DETECT_STATUS_SHIFT(dac) ((dac) * 8)
#define SUNXI_TVE_AUTO_DETECT_STATUS_MASK(dac) (3 << ((dac) * 8))
#define SUNXI_TVE_AUTO_DETECT_STATUS_NONE 0
#define SUNXI_TVE_AUTO_DETECT_STATUS_CONNECTED 1
#define SUNXI_TVE_AUTO_DETECT_STATUS_SHORT_GND 3
#define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_SHIFT(d) ((d) * 8)
#define SUNXI_TVE_AUTO_DETECT_DEBOUNCE_MASK(d) (0xf << ((d) * 8))
#define SUNXI_TVE_CSC_REG0_ENABLE (1 << 31)
#define SUNXI_TVE_CSC_REG0 0x08440832
#define SUNXI_TVE_CSC_REG1 0x3b6dace1
#define SUNXI_TVE_CSC_REG2 0x0e1d13dc
#define SUNXI_TVE_CSC_REG3 0x00108080
#define SUNXI_TVE_COLOR_BURST_PAL_M 0x00000000
#define SUNXI_TVE_CBR_LEVEL_PAL 0x00002828
#define SUNXI_TVE_CBR_LEVEL_NTSC 0x0000004f
#define SUNXI_TVE_BURST_PHASE_NTSC 0x00000000
#define SUNXI_TVE_BURST_WIDTH_COMPOSITE 0x0016447e
#define SUNXI_TVE_UNKNOWN2_PAL 0x0000e0e0
#define SUNXI_TVE_UNKNOWN2_NTSC 0x0000a0a0
#define SUNXI_TVE_SYNC_VBI_LEVEL_NTSC 0x001000f0
#define SUNXI_TVE_ACTIVE_NUM_COMPOSITE 0x000005a0
#define SUNXI_TVE_CHROMA_BW_GAIN_COMP 0x00000002
#define SUNXI_TVE_NOTCH_WIDTH_COMPOSITE 0x00000101
#define SUNXI_TVE_RESYNC_NUM_PAL 0x800d000c
#define SUNXI_TVE_RESYNC_NUM_NTSC 0x000e000c
#define SUNXI_TVE_SLAVE_PARA_COMPOSITE 0x00000000
void tvencoder_mode_set(struct sunxi_tve_reg * const tve, enum tve_mode mode);
void tvencoder_enable(struct sunxi_tve_reg * const tve);
#endif /* _TVE_H */
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