131 lines
4.8 KiB
C
131 lines
4.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Sunxi platform timing controller register and constant defines
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*
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* (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
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* (C) Copyright 2017 Jernej Skrabec <jernej.skrabec@siol.net>
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*/
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#ifndef _LCDC_H
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#define _LCDC_H
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#include <fdtdec.h>
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struct sunxi_lcdc_reg {
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u32 ctrl; /* 0x00 */
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u32 int0; /* 0x04 */
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u32 int1; /* 0x08 */
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u8 res0[0x04]; /* 0x0c */
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u32 tcon0_frm_ctrl; /* 0x10 */
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u32 tcon0_frm_seed[6]; /* 0x14 */
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u32 tcon0_frm_table[4]; /* 0x2c */
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u8 res1[4]; /* 0x3c */
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u32 tcon0_ctrl; /* 0x40 */
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u32 tcon0_dclk; /* 0x44 */
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u32 tcon0_timing_active; /* 0x48 */
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u32 tcon0_timing_h; /* 0x4c */
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u32 tcon0_timing_v; /* 0x50 */
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u32 tcon0_timing_sync; /* 0x54 */
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u32 tcon0_hv_intf; /* 0x58 */
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u8 res2[0x04]; /* 0x5c */
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u32 tcon0_cpu_intf; /* 0x60 */
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u32 tcon0_cpu_wr_dat; /* 0x64 */
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u32 tcon0_cpu_rd_dat0; /* 0x68 */
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u32 tcon0_cpu_rd_dat1; /* 0x6c */
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u32 tcon0_ttl_timing0; /* 0x70 */
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u32 tcon0_ttl_timing1; /* 0x74 */
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u32 tcon0_ttl_timing2; /* 0x78 */
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u32 tcon0_ttl_timing3; /* 0x7c */
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u32 tcon0_ttl_timing4; /* 0x80 */
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u32 tcon0_lvds_intf; /* 0x84 */
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u32 tcon0_io_polarity; /* 0x88 */
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u32 tcon0_io_tristate; /* 0x8c */
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u32 tcon1_ctrl; /* 0x90 */
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u32 tcon1_timing_source; /* 0x94 */
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u32 tcon1_timing_scale; /* 0x98 */
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u32 tcon1_timing_out; /* 0x9c */
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u32 tcon1_timing_h; /* 0xa0 */
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u32 tcon1_timing_v; /* 0xa4 */
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u32 tcon1_timing_sync; /* 0xa8 */
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u8 res3[0x44]; /* 0xac */
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u32 tcon1_io_polarity; /* 0xf0 */
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u32 tcon1_io_tristate; /* 0xf4 */
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u8 res4[0x108]; /* 0xf8 */
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u32 mux_ctrl; /* 0x200 */
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u8 res5[0x1c]; /* 0x204 */
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u32 lvds_ana0; /* 0x220 */
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u32 lvds_ana1; /* 0x224 */
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};
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/*
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* LCDC register constants.
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*/
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#define SUNXI_LCDC_X(x) (((x) - 1) << 16)
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#define SUNXI_LCDC_Y(y) (((y) - 1) << 0)
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#define SUNXI_LCDC_TCON_VSYNC_MASK (1 << 24)
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#define SUNXI_LCDC_TCON_HSYNC_MASK (1 << 25)
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#define SUNXI_LCDC_CTRL_IO_MAP_MASK (1 << 0)
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#define SUNXI_LCDC_CTRL_IO_MAP_TCON0 (0 << 0)
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#define SUNXI_LCDC_CTRL_IO_MAP_TCON1 (1 << 0)
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#define SUNXI_LCDC_CTRL_TCON_ENABLE (1 << 31)
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#define SUNXI_LCDC_TCON0_FRM_CTRL_RGB666 ((1 << 31) | (0 << 4))
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#define SUNXI_LCDC_TCON0_FRM_CTRL_RGB565 ((1 << 31) | (5 << 4))
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#define SUNXI_LCDC_TCON0_FRM_SEED 0x11111111
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#define SUNXI_LCDC_TCON0_FRM_TAB0 0x01010000
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#define SUNXI_LCDC_TCON0_FRM_TAB1 0x15151111
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#define SUNXI_LCDC_TCON0_FRM_TAB2 0x57575555
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#define SUNXI_LCDC_TCON0_FRM_TAB3 0x7f7f7777
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#define SUNXI_LCDC_TCON0_CTRL_CLK_DELAY(n) (((n) & 0x1f) << 4)
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#define SUNXI_LCDC_TCON0_CTRL_ENABLE (1 << 31)
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#define SUNXI_LCDC_TCON0_DCLK_DIV(n) ((n) << 0)
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#define SUNXI_LCDC_TCON0_DCLK_ENABLE (0xf << 28)
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#define SUNXI_LCDC_TCON0_TIMING_H_BP(n) (((n) - 1) << 0)
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#define SUNXI_LCDC_TCON0_TIMING_H_TOTAL(n) (((n) - 1) << 16)
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#define SUNXI_LCDC_TCON0_TIMING_V_BP(n) (((n) - 1) << 0)
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#define SUNXI_LCDC_TCON0_TIMING_V_TOTAL(n) (((n) * 2) << 16)
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#ifdef CONFIG_SUNXI_GEN_SUN6I
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#define SUNXI_LCDC_TCON0_LVDS_CLK_SEL_TCON0 (1 << 20)
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#else
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#define SUNXI_LCDC_TCON0_LVDS_CLK_SEL_TCON0 0 /* NA */
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#endif
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#define SUNXI_LCDC_TCON0_LVDS_INTF_BITWIDTH(n) ((n) << 26)
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#define SUNXI_LCDC_TCON0_LVDS_INTF_ENABLE (1 << 31)
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#define SUNXI_LCDC_TCON0_IO_POL_DCLK_PHASE(x) ((x) << 28)
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#define SUNXI_LCDC_TCON1_CTRL_CLK_DELAY(n) (((n) & 0x1f) << 4)
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#define SUNXI_LCDC_TCON1_CTRL_INTERLACE_ENABLE (1 << 20)
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#define SUNXI_LCDC_TCON1_CTRL_ENABLE (1 << 31)
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#define SUNXI_LCDC_TCON1_TIMING_H_BP(n) (((n) - 1) << 0)
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#define SUNXI_LCDC_TCON1_TIMING_H_TOTAL(n) (((n) - 1) << 16)
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#define SUNXI_LCDC_TCON1_TIMING_V_BP(n) (((n) - 1) << 0)
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#define SUNXI_LCDC_TCON1_TIMING_V_TOTAL(n) ((n) << 16)
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#define SUNXI_LCDC_MUX_CTRL_SRC0_MASK (0xf << 0)
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#define SUNXI_LCDC_MUX_CTRL_SRC0(x) ((x) << 0)
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#define SUNXI_LCDC_MUX_CTRL_SRC1_MASK (0xf << 4)
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#define SUNXI_LCDC_MUX_CTRL_SRC1(x) ((x) << 4)
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#ifdef CONFIG_SUNXI_GEN_SUN6I
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#define SUNXI_LCDC_LVDS_ANA0 0x40040320
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#define SUNXI_LCDC_LVDS_ANA0_EN_MB (1 << 31)
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#define SUNXI_LCDC_LVDS_ANA0_DRVC (1 << 24)
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#define SUNXI_LCDC_LVDS_ANA0_DRVD(x) ((x) << 20)
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#else
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#define SUNXI_LCDC_LVDS_ANA0 0x3f310000
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#define SUNXI_LCDC_LVDS_ANA0_UPDATE (1 << 22)
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#endif
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#define SUNXI_LCDC_LVDS_ANA1_INIT1 (0x1f << 26 | 0x1f << 10)
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#define SUNXI_LCDC_LVDS_ANA1_INIT2 (0x1f << 16 | 0x1f << 00)
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void lcdc_init(struct sunxi_lcdc_reg * const lcdc);
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void lcdc_enable(struct sunxi_lcdc_reg * const lcdc, int depth);
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void lcdc_tcon0_mode_set(struct sunxi_lcdc_reg * const lcdc,
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const struct display_timing *mode,
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int clk_div, bool for_ext_vga_dac,
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int depth, int dclk_phase);
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void lcdc_tcon1_mode_set(struct sunxi_lcdc_reg * const lcdc,
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const struct display_timing *mode,
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bool ext_hvsync, bool is_composite);
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void lcdc_pll_set(struct sunxi_ccm_reg * const ccm, int tcon,
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int dotclock, int *clk_div, int *clk_double,
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bool is_composite);
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#endif /* _LCDC_H */
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