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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 Samsung Electronics
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* Register map for Exynos5 FIMD */
#ifndef CPU_SAMSUNG_EXYNOS5420_FIMD_H
#define CPU_SAMSUNG_EXYNOS5420_FIMD_H
#include "cpu.h"
/* FIMD register map */
struct exynos5_fimd {
/* This is an incomplete list. Add registers as and when required */
u32 vidcon0;
u8 res1[0x1c];
u32 wincon0;
u32 wincon1;
u32 wincon2;
u32 wincon3;
u32 wincon4;
u32 shadowcon;
u8 res2[0x8];
u32 vidosd0a;
u32 vidosd0b;
u32 vidosd0c;
u8 res3[0x54];
u32 vidw00add0b0;
u8 res4[0x2c];
u32 vidw00add1b0;
u8 res5[0x2c];
u32 vidw00add2;
u8 res6[0x3c];
u32 w1keycon0;
u32 w1keycon1;
u32 w2keycon0;
u32 w2keycon1;
u32 w3keycon0;
u32 w3keycon1;
u32 w4keycon0;
u32 w4keycon1;
u8 res7[0x20];
u32 win0map;
u8 res8[0xdc];
u32 blendcon;
u8 res9[0x18];
u32 dpclkcon;
};
check_member(exynos5_fimd, dpclkcon, 0x27c);
#define W0_SHADOW_PROTECT (0x1 << 10)
#define COMPKEY_F 0xffffff
#define ENVID_F_ON (0x1 << 0)
#define ENVID_ON (0x1 << 1)
#define CLKVAL_F 0xb
#define CLKVAL_F_OFFSET 6
/*
* Structure containing display panel specific data for FIMD
*/
struct exynos5_fimd_panel {
unsigned int is_dp:1; /* Display Panel interface is eDP */
unsigned int is_mipi:1; /* Display Panel interface is MIPI */
unsigned int fixvclk:2; /* VCLK hold scheme at data underflow */
/*
* Polarity of the VCLK active edge
* 0-falling
* 1-rising
*/
unsigned int ivclk:1;
unsigned int clkval_f; /* Divider to create pixel clock */
unsigned int upper_margin; /* Vertical Backporch */
unsigned int lower_margin; /* Vertical frontporch */
unsigned int vsync; /* Vertical Sync Pulse Width */
unsigned int left_margin; /* Horizontal Backporch */
unsigned int right_margin; /* Horizontal Frontporch */
unsigned int hsync; /* Horizontal Sync Pulse Width */
unsigned int xres; /* X Resolution */
unsigned int yres; /* Y Resopultion */
};
/* LCDIF Register Map */
struct exynos5_disp_ctrl {
u32 vidout_con;
u32 vidcon1;
u8 res1[0x8];
u32 vidtcon0;
u32 vidtcon1;
u32 vidtcon2;
u32 vidtcon3;
u8 res2[0x184];
u32 trigcon;
};
check_member(exynos5_disp_ctrl, trigcon, 0x1a4);
#define VCLK_RISING_EDGE (1 << 7)
#define VCLK_RUNNING (1 << 9)
#define CHANNEL0_EN (1 << 0)
#define VSYNC_PULSE_WIDTH_VAL 0x3
#define VSYNC_PULSE_WIDTH_OFFSET 0
#define V_FRONT_PORCH_VAL 0x3
#define V_FRONT_PORCH_OFFSET 8
#define V_BACK_PORCH_VAL 0x3
#define V_BACK_PORCH_OFFSET 16
#define HSYNC_PULSE_WIDTH_VAL 0x3
#define HSYNC_PULSE_WIDTH_OFFSET 0
#define H_FRONT_PORCH_VAL 0x3
#define H_FRONT_PORCH_OFFSET 8
#define H_BACK_PORCH_VAL 0x3
#define H_BACK_PORCH_OFFSET 16
#define HOZVAL_OFFSET 0
#define LINEVAL_OFFSET 11
#define BPPMODE_F_RGB_16BIT_565 0x5
#define BPPMODE_F_OFFSET 2
#define ENWIN_F_ENABLE (1 << 0)
#define HALF_WORD_SWAP_EN (1 << 16)
#define OSD_RIGHTBOTX_F_OFFSET 11
#define OSD_RIGHTBOTY_F_OFFSET 0
#define FIMD_CTRL ((struct exynos_fb *)0x14400000)
/* from u-boot fb.h. It needs to be merged with these dp structs maybe. */
enum {
FIMD_RGB_INTERFACE = 1,
FIMD_CPU_INTERFACE = 2,
};
enum exynos_fb_rgb_mode_t {
MODE_RGB_P = 0,
MODE_BGR_P = 1,
MODE_RGB_S = 2,
MODE_BGR_S = 3,
};
typedef struct vidinfo {
u16 vl_col; /* Number of columns (i.e. 640) */
u16 vl_row; /* Number of rows (i.e. 480) */
u16 vl_width; /* Width of display area in millimeters */
u16 vl_height; /* Height of display area in millimeters */
/* LCD configuration register */
u8 vl_freq; /* Frequency */
u8 vl_clkp; /* Clock polarity */
u8 vl_oep; /* Output Enable polarity */
u8 vl_hsp; /* Horizontal Sync polarity */
u8 vl_vsp; /* Vertical Sync polarity */
u8 vl_dp; /* Data polarity */
u8 vl_bpix; /* Bits per pixel */
/* Horizontal control register. Timing from data sheet */
u8 vl_hspw; /* Horz sync pulse width */
u8 vl_hfpd; /* Wait before of line */
u8 vl_hbpd; /* Wait end of line */
/* Vertical control register. */
u8 vl_vspw; /* Vertical sync pulse width */
u8 vl_vfpd; /* Wait before of frame */
u8 vl_vbpd; /* Wait end of frame */
u8 vl_cmd_allow_len; /* Wait end of frame */
unsigned int win_id;
unsigned int init_delay;
unsigned int power_on_delay;
unsigned int reset_delay;
unsigned int interface_mode;
unsigned int mipi_enabled;
unsigned int dp_enabled;
unsigned int cs_setup;
unsigned int wr_setup;
unsigned int wr_act;
unsigned int wr_hold;
unsigned int rgb_mode;
unsigned int resolution;
/* parent clock name(MPLL, EPLL or VPLL) */
unsigned int pclk_name;
/* ratio value for source clock from parent clock. */
unsigned int sclk_div;
unsigned int dual_lcd_enabled;
void *screen_base;
void *cmap; /* Points at 8 to 16 bit conversion map. */
} vidinfo_t;
/* fimd.c */
void exynos_set_trigger(void);
int exynos_is_i80_frame_done(void);
void exynos_fimd_lcd_off(void);
void exynos_fimd_window_off(unsigned int win_id);
unsigned long exynos_fimd_calc_fbsize(vidinfo_t *vid);
void exynos_fimd_lcd_disable(void);
void exynos_fimd_lcd_init(vidinfo_t *vid);
#endif
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