kernel-brax3-ubuntu-touch/drivers/gpu/drm/panel/panel-truly-ili7807s-vdo-boe-txd-120hz_a500.c
erascape f319b992b1 kernel-5.15: Initial import brax3 UT kernel
* halium configs enabled

Signed-off-by: erascape <erascape@proton.me>
2025-09-23 15:17:10 +00:00

1299 lines
37 KiB
C
Executable file

/*
* Copyright (c) 2015 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.
*/
#include <linux/backlight.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_panel.h>
#include <drm/drm_modes.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/regulator/consumer.h>
#include <video/mipi_display.h>
#include <video/of_videomode.h>
#include <video/videomode.h>
#include <linux/module.h>
#include <linux/of_platform.h>
#include <linux/of_graph.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#define CONFIG_MTK_PANEL_EXT
#if defined(CONFIG_MTK_PANEL_EXT)
#include "../mediatek/mediatek_v2/mtk_panel_ext.h"
#include "../mediatek/mediatek_v2/mtk_drm_graphics_base.h"
#endif
#ifdef CONFIG_MTK_ROUND_CORNER_SUPPORT
#include "../mediatek/mtk_corner_pattern/mtk_data_hw_roundedpattern.h"
#endif
// #include "../../../misc/prize/lcd_bias/prize_lcd_bias.h"
#if defined(CONFIG_RT4831A_I2C)
#include "../../../misc/mediatek/gate_ic/gate_i2c.h"
#endif
#if defined(CONFIG_PRIZE_HARDWARE_INFO)
#include "../../../misc/mediatek/hardware_info/hardware_info.h"
extern struct hardware_info current_lcm_info;
#endif
struct lcm {
struct device *dev;
struct drm_panel panel;
struct backlight_device *backlight;
struct gpio_desc *reset_gpio;
struct gpio_desc *bias_pos, *bias_neg;
bool prepared;
bool enabled;
int error;
};
#define lcm_dcs_write_seq(ctx, seq...) \
({\
const u8 d[] = { seq };\
BUILD_BUG_ON_MSG(ARRAY_SIZE(d) > 64, "DCS sequence too big for stack");\
lcm_dcs_write(ctx, d, ARRAY_SIZE(d));\
})
#define lcm_dcs_write_seq_static(ctx, seq...) \
({\
static const u8 d[] = { seq };\
lcm_dcs_write(ctx, d, ARRAY_SIZE(d));\
})
static inline struct lcm *panel_to_lcm(struct drm_panel *panel)
{
return container_of(panel, struct lcm, panel);
}
static void lcm_dcs_write(struct lcm *ctx, const void *data, size_t len)
{
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
ssize_t ret;
char *addr;
if (ctx->error < 0)
return;
addr = (char *)data;
if ((int)*addr < 0xB0)
ret = mipi_dsi_dcs_write_buffer(dsi, data, len);
else
ret = mipi_dsi_generic_write(dsi, data, len);
if (ret < 0) {
dev_err(ctx->dev, "error %zd writing seq: %ph\n", ret, data);
ctx->error = ret;
}
}
#ifdef PANEL_SUPPORT_READBACK
static int lcm_dcs_read(struct lcm *ctx, u8 cmd, void *data, size_t len)
{
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
ssize_t ret;
if (ctx->error < 0)
return 0;
ret = mipi_dsi_dcs_read(dsi, cmd, data, len);
if (ret < 0) {
dev_err(ctx->dev, "error %d reading dcs seq:(%#x)\n", ret, cmd);
ctx->error = ret;
}
return ret;
}
static void lcm_panel_get_data(struct lcm *ctx)
{
u8 buffer[3] = {0};
static int ret;
if (ret == 0) {
ret = lcm_dcs_read(ctx, 0x0A, buffer, 1);
dev_info(ctx->dev, "return %d data(0x%08x) to dsi engine\n",
ret, buffer[0] | (buffer[1] << 8));
}
}
#endif
#if defined(CONFIG_RT5081_PMU_DSV) || defined(CONFIG_MT6370_PMU_DSV)
static struct regulator *disp_bias_pos;
static struct regulator *disp_bias_neg;
static int lcm_panel_bias_regulator_init(void)
{
static int regulator_inited;
int ret = 0;
if (regulator_inited)
return ret;
/* please only get regulator once in a driver */
disp_bias_pos = regulator_get(NULL, "dsv_pos");
if (IS_ERR(disp_bias_pos)) { /* handle return value */
ret = PTR_ERR(disp_bias_pos);
pr_err("get dsv_pos fail, error: %d\n", ret);
return ret;
}
disp_bias_neg = regulator_get(NULL, "dsv_neg");
if (IS_ERR(disp_bias_neg)) { /* handle return value */
ret = PTR_ERR(disp_bias_neg);
pr_err("get dsv_neg fail, error: %d\n", ret);
return ret;
}
regulator_inited = 1;
return ret; /* must be 0 */
}
static int lcm_panel_bias_enable(void)
{
int ret = 0;
int retval = 0;
lcm_panel_bias_regulator_init();
/* set voltage with min & max*/
ret = regulator_set_voltage(disp_bias_pos, 5800000, 5800000);
if (ret < 0)
pr_err("set voltage disp_bias_pos fail, ret = %d\n", ret);
retval |= ret;
mdelay(5);//prize add by lipengpeng 20220223 start
ret = regulator_set_voltage(disp_bias_neg, 5800000, 5800000);
if (ret < 0)
pr_err("set voltage disp_bias_neg fail, ret = %d\n", ret);
retval |= ret;
/* enable regulator */
ret = regulator_enable(disp_bias_pos);
if (ret < 0)
pr_err("enable regulator disp_bias_pos fail, ret = %d\n", ret);
retval |= ret;
udelay(2000);
ret = regulator_enable(disp_bias_neg);
if (ret < 0)
pr_err("enable regulator disp_bias_neg fail, ret = %d\n", ret);
retval |= ret;
return retval;
}
static int lcm_panel_bias_disable(void)
{
int ret = 0;
int retval = 0;
lcm_panel_bias_regulator_init();
ret = regulator_disable(disp_bias_neg);
if (ret < 0)
pr_err("disable regulator disp_bias_neg fail, ret = %d\n", ret);
retval |= ret;
ret = regulator_disable(disp_bias_pos);
if (ret < 0)
pr_err("disable regulator disp_bias_pos fail, ret = %d\n", ret);
retval |= ret;
return retval;
}
#endif
static void lcm_panel_init(struct lcm *ctx)
{
pr_info("ILI7807S %s\n", __func__);
ctx->reset_gpio =
devm_gpiod_get(ctx->dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ctx->reset_gpio)) {
dev_info(ctx->dev, "%s: cannot get reset-gpios %ld\n",
__func__, PTR_ERR(ctx->reset_gpio));
return;
}
gpiod_set_value(ctx->reset_gpio, 0);
mdelay(20);
gpiod_set_value(ctx->reset_gpio, 1);
mdelay(20);
gpiod_set_value(ctx->reset_gpio, 0);
mdelay(20);
gpiod_set_value(ctx->reset_gpio, 1);
mdelay(20);
devm_gpiod_put(ctx->dev, ctx->reset_gpio);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x01);
lcm_dcs_write_seq_static(ctx,0x00,0x62);
lcm_dcs_write_seq_static(ctx,0x01,0x11);
lcm_dcs_write_seq_static(ctx,0x02,0x00);
lcm_dcs_write_seq_static(ctx,0x03,0x00);
lcm_dcs_write_seq_static(ctx,0x04,0x00);
lcm_dcs_write_seq_static(ctx,0x05,0x00);
lcm_dcs_write_seq_static(ctx,0x06,0x00);
lcm_dcs_write_seq_static(ctx,0x07,0x00);
lcm_dcs_write_seq_static(ctx,0x08,0xA9);
lcm_dcs_write_seq_static(ctx,0x09,0x0A);
lcm_dcs_write_seq_static(ctx,0x0A,0x30);
lcm_dcs_write_seq_static(ctx,0x0B,0x00);
lcm_dcs_write_seq_static(ctx,0x0C,0x01);
lcm_dcs_write_seq_static(ctx,0x0E,0x03);
lcm_dcs_write_seq_static(ctx,0x31,0x30);
lcm_dcs_write_seq_static(ctx,0x32,0x2F);
lcm_dcs_write_seq_static(ctx,0x33,0x2E);
lcm_dcs_write_seq_static(ctx,0x34,0x07);
lcm_dcs_write_seq_static(ctx,0x35,0x11);
lcm_dcs_write_seq_static(ctx,0x36,0x10);
lcm_dcs_write_seq_static(ctx,0x37,0x13);
lcm_dcs_write_seq_static(ctx,0x38,0x12);
lcm_dcs_write_seq_static(ctx,0x39,0x07);
lcm_dcs_write_seq_static(ctx,0x3A,0x40);
lcm_dcs_write_seq_static(ctx,0x3B,0x40);
lcm_dcs_write_seq_static(ctx,0x3C,0x01);
lcm_dcs_write_seq_static(ctx,0x3D,0x01);
lcm_dcs_write_seq_static(ctx,0x3E,0x07);
lcm_dcs_write_seq_static(ctx,0x3F,0x25);
lcm_dcs_write_seq_static(ctx,0x40,0x07);
lcm_dcs_write_seq_static(ctx,0x41,0x00);
lcm_dcs_write_seq_static(ctx,0x42,0x28);
lcm_dcs_write_seq_static(ctx,0x43,0x28);
lcm_dcs_write_seq_static(ctx,0x44,0x2C);
lcm_dcs_write_seq_static(ctx,0x45,0x09);
lcm_dcs_write_seq_static(ctx,0x46,0x08);
lcm_dcs_write_seq_static(ctx,0x47,0x41);
lcm_dcs_write_seq_static(ctx,0x48,0x41);
lcm_dcs_write_seq_static(ctx,0x49,0x30);
lcm_dcs_write_seq_static(ctx,0x4A,0x2F);
lcm_dcs_write_seq_static(ctx,0x4B,0x2E);
lcm_dcs_write_seq_static(ctx,0x4C,0x07);
lcm_dcs_write_seq_static(ctx,0x4D,0x11);
lcm_dcs_write_seq_static(ctx,0x4E,0x10);
lcm_dcs_write_seq_static(ctx,0x4F,0x13);
lcm_dcs_write_seq_static(ctx,0x50,0x12);
lcm_dcs_write_seq_static(ctx,0x51,0x07);
lcm_dcs_write_seq_static(ctx,0x52,0x40);
lcm_dcs_write_seq_static(ctx,0x53,0x40);
lcm_dcs_write_seq_static(ctx,0x54,0x01);
lcm_dcs_write_seq_static(ctx,0x55,0x01);
lcm_dcs_write_seq_static(ctx,0x56,0x07);
lcm_dcs_write_seq_static(ctx,0x57,0x25);
lcm_dcs_write_seq_static(ctx,0x58,0x07);
lcm_dcs_write_seq_static(ctx,0x59,0x00);
lcm_dcs_write_seq_static(ctx,0x5A,0x28);
lcm_dcs_write_seq_static(ctx,0x5B,0x28);
lcm_dcs_write_seq_static(ctx,0x5C,0x2C);
lcm_dcs_write_seq_static(ctx,0x5D,0x09);
lcm_dcs_write_seq_static(ctx,0x5E,0x08);
lcm_dcs_write_seq_static(ctx,0x5F,0x41);
lcm_dcs_write_seq_static(ctx,0x60,0x41);
lcm_dcs_write_seq_static(ctx,0x61,0x30);
lcm_dcs_write_seq_static(ctx,0x62,0x2F);
lcm_dcs_write_seq_static(ctx,0x63,0x2E);
lcm_dcs_write_seq_static(ctx,0x64,0x07);
lcm_dcs_write_seq_static(ctx,0x65,0x11);
lcm_dcs_write_seq_static(ctx,0x66,0x10);
lcm_dcs_write_seq_static(ctx,0x67,0x13);
lcm_dcs_write_seq_static(ctx,0x68,0x12);
lcm_dcs_write_seq_static(ctx,0x69,0x07);
lcm_dcs_write_seq_static(ctx,0x6A,0x40);
lcm_dcs_write_seq_static(ctx,0x6B,0x40);
lcm_dcs_write_seq_static(ctx,0x6C,0x00);
lcm_dcs_write_seq_static(ctx,0x6D,0x00);
lcm_dcs_write_seq_static(ctx,0x6E,0x07);
lcm_dcs_write_seq_static(ctx,0x6F,0x25);
lcm_dcs_write_seq_static(ctx,0x70,0x07);
lcm_dcs_write_seq_static(ctx,0x71,0x01);
lcm_dcs_write_seq_static(ctx,0x72,0x28);
lcm_dcs_write_seq_static(ctx,0x73,0x28);
lcm_dcs_write_seq_static(ctx,0x74,0x2C);
lcm_dcs_write_seq_static(ctx,0x75,0x09);
lcm_dcs_write_seq_static(ctx,0x76,0x08);
lcm_dcs_write_seq_static(ctx,0x77,0x41);
lcm_dcs_write_seq_static(ctx,0x78,0x41);
lcm_dcs_write_seq_static(ctx,0x79,0x30);
lcm_dcs_write_seq_static(ctx,0x7A,0x2F);
lcm_dcs_write_seq_static(ctx,0x7B,0x2E);
lcm_dcs_write_seq_static(ctx,0x7C,0x07);
lcm_dcs_write_seq_static(ctx,0x7D,0x11);
lcm_dcs_write_seq_static(ctx,0x7E,0x10);
lcm_dcs_write_seq_static(ctx,0x7F,0x13);
lcm_dcs_write_seq_static(ctx,0x80,0x12);
lcm_dcs_write_seq_static(ctx,0x81,0x07);
lcm_dcs_write_seq_static(ctx,0x82,0x40);
lcm_dcs_write_seq_static(ctx,0x83,0x40);
lcm_dcs_write_seq_static(ctx,0x84,0x00);
lcm_dcs_write_seq_static(ctx,0x85,0x00);
lcm_dcs_write_seq_static(ctx,0x86,0x07);
lcm_dcs_write_seq_static(ctx,0x87,0x25);
lcm_dcs_write_seq_static(ctx,0x88,0x07);
lcm_dcs_write_seq_static(ctx,0x89,0x01);
lcm_dcs_write_seq_static(ctx,0x8A,0x28);
lcm_dcs_write_seq_static(ctx,0x8B,0x28);
lcm_dcs_write_seq_static(ctx,0x8C,0x2C);
lcm_dcs_write_seq_static(ctx,0x8D,0x09);
lcm_dcs_write_seq_static(ctx,0x8E,0x08);
lcm_dcs_write_seq_static(ctx,0x8F,0x41);
lcm_dcs_write_seq_static(ctx,0x90,0x41);
lcm_dcs_write_seq_static(ctx,0xA0,0x4C);
lcm_dcs_write_seq_static(ctx,0xA1,0x4A);
lcm_dcs_write_seq_static(ctx,0xA2,0x00);
lcm_dcs_write_seq_static(ctx,0xA3,0x00);
lcm_dcs_write_seq_static(ctx,0xA7,0x10);
lcm_dcs_write_seq_static(ctx,0xAA,0x00);
lcm_dcs_write_seq_static(ctx,0xAB,0x00);
lcm_dcs_write_seq_static(ctx,0xAC,0x00);
lcm_dcs_write_seq_static(ctx,0xAE,0x00);
lcm_dcs_write_seq_static(ctx,0xB0,0x20);
lcm_dcs_write_seq_static(ctx,0xB1,0x00);
lcm_dcs_write_seq_static(ctx,0xB2,0x01);
lcm_dcs_write_seq_static(ctx,0xB3,0x04);
lcm_dcs_write_seq_static(ctx,0xB4,0x05);
lcm_dcs_write_seq_static(ctx,0xB5,0x00);
lcm_dcs_write_seq_static(ctx,0xB6,0x00);
lcm_dcs_write_seq_static(ctx,0xB7,0x00);
lcm_dcs_write_seq_static(ctx,0xB8,0x00);
lcm_dcs_write_seq_static(ctx,0xC0,0x0C);
lcm_dcs_write_seq_static(ctx,0xC1,0x5D);
lcm_dcs_write_seq_static(ctx,0xC2,0x00);
lcm_dcs_write_seq_static(ctx,0xC5,0x2B);
lcm_dcs_write_seq_static(ctx,0xCA,0x01);
lcm_dcs_write_seq_static(ctx,0xD1,0x00);
lcm_dcs_write_seq_static(ctx,0xD2,0x10);
lcm_dcs_write_seq_static(ctx,0xD3,0x41);
lcm_dcs_write_seq_static(ctx,0xD4,0x89);
lcm_dcs_write_seq_static(ctx,0xD5,0x06);
lcm_dcs_write_seq_static(ctx,0xD6,0x49);
lcm_dcs_write_seq_static(ctx,0xD7,0x40);
lcm_dcs_write_seq_static(ctx,0xD8,0x09);
lcm_dcs_write_seq_static(ctx,0xD9,0x96);
lcm_dcs_write_seq_static(ctx,0xDA,0xAA);
lcm_dcs_write_seq_static(ctx,0xDB,0xAA);
lcm_dcs_write_seq_static(ctx,0xDC,0x8A);
lcm_dcs_write_seq_static(ctx,0xDD,0xA8);
lcm_dcs_write_seq_static(ctx,0xDE,0x05);
lcm_dcs_write_seq_static(ctx,0xDF,0x42);
lcm_dcs_write_seq_static(ctx,0xE0,0x1E);
lcm_dcs_write_seq_static(ctx,0xE1,0x68);
lcm_dcs_write_seq_static(ctx,0xE2,0x07);
lcm_dcs_write_seq_static(ctx,0xE3,0x11);
lcm_dcs_write_seq_static(ctx,0xE4,0x42);
lcm_dcs_write_seq_static(ctx,0xE5,0x4F);
lcm_dcs_write_seq_static(ctx,0xE6,0x22);
lcm_dcs_write_seq_static(ctx,0xE7,0x0C);
lcm_dcs_write_seq_static(ctx,0xE8,0x00);
lcm_dcs_write_seq_static(ctx,0xE9,0x00);
lcm_dcs_write_seq_static(ctx,0xEA,0x00);
lcm_dcs_write_seq_static(ctx,0xEB,0x00);
lcm_dcs_write_seq_static(ctx,0xEC,0x80);
lcm_dcs_write_seq_static(ctx,0xED,0x55);
lcm_dcs_write_seq_static(ctx,0xEE,0x00);
lcm_dcs_write_seq_static(ctx,0xEF,0x32);
lcm_dcs_write_seq_static(ctx,0xF0,0x00);
lcm_dcs_write_seq_static(ctx,0xF1,0xC0);
lcm_dcs_write_seq_static(ctx,0xF4,0x54);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x11);
lcm_dcs_write_seq_static(ctx,0x00,0x01);
lcm_dcs_write_seq_static(ctx,0x01,0x03);
lcm_dcs_write_seq_static(ctx,0x18,0x2B);
lcm_dcs_write_seq_static(ctx,0x19,0x00);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x02);
lcm_dcs_write_seq_static(ctx,0x1B,0x00);
lcm_dcs_write_seq_static(ctx,0x19,0x44);
lcm_dcs_write_seq_static(ctx,0x24,0x16);
lcm_dcs_write_seq_static(ctx,0x46,0x21);
lcm_dcs_write_seq_static(ctx,0x47,0x03);
lcm_dcs_write_seq_static(ctx,0x4F,0x01);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x12);
lcm_dcs_write_seq_static(ctx,0x01,0x44);
lcm_dcs_write_seq_static(ctx,0x03,0x44);
lcm_dcs_write_seq_static(ctx,0x05,0x44);
lcm_dcs_write_seq_static(ctx,0x10,0x05);
lcm_dcs_write_seq_static(ctx,0x11,0x00);
lcm_dcs_write_seq_static(ctx,0x12,0x06);
lcm_dcs_write_seq_static(ctx,0x13,0x15);
lcm_dcs_write_seq_static(ctx,0x16,0x06);
lcm_dcs_write_seq_static(ctx,0x1A,0x1F);
lcm_dcs_write_seq_static(ctx,0x1B,0x25);
lcm_dcs_write_seq_static(ctx,0xC0,0x34);
lcm_dcs_write_seq_static(ctx,0xC1,0x00);
lcm_dcs_write_seq_static(ctx,0xC2,0x28);
lcm_dcs_write_seq_static(ctx,0xC3,0x28);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x04);
lcm_dcs_write_seq_static(ctx,0xBD,0x01);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x05);
lcm_dcs_write_seq_static(ctx,0x1B,0x00);
lcm_dcs_write_seq_static(ctx,0x1C,0x97);
lcm_dcs_write_seq_static(ctx,0x69,0x00);
lcm_dcs_write_seq_static(ctx,0x72,0x6A);
lcm_dcs_write_seq_static(ctx,0x74,0x42);
lcm_dcs_write_seq_static(ctx,0x76,0x79);
lcm_dcs_write_seq_static(ctx,0x7A,0x51);
lcm_dcs_write_seq_static(ctx,0x7B,0x88);
lcm_dcs_write_seq_static(ctx,0x7C,0x88);
lcm_dcs_write_seq_static(ctx,0x46,0x5E);
lcm_dcs_write_seq_static(ctx,0x47,0x7E);
lcm_dcs_write_seq_static(ctx,0xB5,0x58);
lcm_dcs_write_seq_static(ctx,0xB7,0x78);
lcm_dcs_write_seq_static(ctx,0xAE,0x28);
lcm_dcs_write_seq_static(ctx,0xB1,0x38);
lcm_dcs_write_seq_static(ctx,0x56,0xFF);
lcm_dcs_write_seq_static(ctx,0x3E,0x50);
lcm_dcs_write_seq_static(ctx,0xC6,0x1B);
lcm_dcs_write_seq_static(ctx,0x61,0xCB);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x06);
lcm_dcs_write_seq_static(ctx,0xC0,0x9C);
lcm_dcs_write_seq_static(ctx,0xC1,0x19);
lcm_dcs_write_seq_static(ctx,0xC2,0xF0);
lcm_dcs_write_seq_static(ctx,0xC3,0x06);
lcm_dcs_write_seq_static(ctx,0x13,0x13);
lcm_dcs_write_seq_static(ctx,0x12,0xBD);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x07);
lcm_dcs_write_seq_static(ctx,0x07,0x4C);
lcm_dcs_write_seq_static(ctx,0x29,0xCF);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x17);
lcm_dcs_write_seq_static(ctx,0x20,0x00,0x00,0x00,0x00,0x00,0x11,0x00,0x00,0x89,0x30,0x80,0x09,0x9C,0x04,0x38,0x00,0x0A,0x02,0x1C,0x02,0x1C,0x02,0x00,0x02,0x0E,0x00,0x20,0x00,0xED,0x00,0x07,0x00,0x0C,0x0A,0xAB,0x0A,0x2C,0x18,0x00,0x10,0xF0,0x03,0x0C,0x20,0x00,0x06,0x0B,0x0B,0x33,0x0E,0x1C,0x2A,0x38,0x46,0x54,0x62,0x69,0x70,0x77,0x79,0x7B,0x7D,0x7E,0x01,0x02,0x01,0x00,0x09,0x40,0x09,0xBE,0x19,0xFC,0x19,0xFA,0x19,0xF8,0x1A,0x38,0x1A,0x78,0x1A,0xB6,0x2A,0xF6,0x2B,0x34,0x2B,0x74,0x3B,0x74,0x6B,0xF4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x08);
lcm_dcs_write_seq_static(ctx,0xE0,0x00,0x00,0x1A,0x45,0x00,0x84,0xB2,0xD7,0x15,0x10,0x3B,0x7A,0x25,0xAD,0xF8,0x30,0x2A,0x69,0xA8,0xCF,0x3F,0x03,0x29,0x53,0x3F,0x6C,0x90,0xC0,0x0F,0xD8,0xD9);
lcm_dcs_write_seq_static(ctx,0xE1,0x00,0x00,0x1A,0x45,0x00,0x84,0xB2,0xD7,0x15,0x10,0x3B,0x7A,0x25,0xAD,0xF8,0x30,0x2A,0x69,0xA8,0xCF,0x3F,0x03,0x29,0x53,0x3F,0x6C,0x90,0xC0,0x0F,0xD8,0xD9);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x0B);
lcm_dcs_write_seq_static(ctx,0xC0,0x84);
lcm_dcs_write_seq_static(ctx,0xC1,0x10);
lcm_dcs_write_seq_static(ctx,0xC2,0x03);
lcm_dcs_write_seq_static(ctx,0xC3,0x03);
lcm_dcs_write_seq_static(ctx,0xC4,0x65);
lcm_dcs_write_seq_static(ctx,0xC5,0x65);
lcm_dcs_write_seq_static(ctx,0xD2,0x06);
lcm_dcs_write_seq_static(ctx,0xD3,0x8E);
lcm_dcs_write_seq_static(ctx,0xD4,0x05);
lcm_dcs_write_seq_static(ctx,0xD5,0x05);
lcm_dcs_write_seq_static(ctx,0xD6,0xA4);
lcm_dcs_write_seq_static(ctx,0xD7,0xA4);
lcm_dcs_write_seq_static(ctx,0xAA,0x12);
lcm_dcs_write_seq_static(ctx,0xAB,0xE0);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x0C);
lcm_dcs_write_seq_static(ctx,0x00,0x3F);
lcm_dcs_write_seq_static(ctx,0x01,0x6A);
lcm_dcs_write_seq_static(ctx,0x02,0x3F);
lcm_dcs_write_seq_static(ctx,0x03,0x6C);
lcm_dcs_write_seq_static(ctx,0x04,0x3F);
lcm_dcs_write_seq_static(ctx,0x05,0x6B);
lcm_dcs_write_seq_static(ctx,0x06,0x3F);
lcm_dcs_write_seq_static(ctx,0x07,0x67);
lcm_dcs_write_seq_static(ctx,0x08,0x3F);
lcm_dcs_write_seq_static(ctx,0x09,0x68);
lcm_dcs_write_seq_static(ctx,0x0A,0x3F);
lcm_dcs_write_seq_static(ctx,0x0B,0x69);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x0E);
lcm_dcs_write_seq_static(ctx,0x00,0xA3);
lcm_dcs_write_seq_static(ctx,0x02,0x0F);
lcm_dcs_write_seq_static(ctx,0x04,0x06);
lcm_dcs_write_seq_static(ctx,0x05,0x20);
lcm_dcs_write_seq_static(ctx,0x13,0x04);
lcm_dcs_write_seq_static(ctx,0x21,0x28);
lcm_dcs_write_seq_static(ctx,0x22,0x04);
lcm_dcs_write_seq_static(ctx,0x23,0x28);
lcm_dcs_write_seq_static(ctx,0x24,0x84);
lcm_dcs_write_seq_static(ctx,0x20,0x03);
lcm_dcs_write_seq_static(ctx,0x25,0x11);
lcm_dcs_write_seq_static(ctx,0x26,0x62);
lcm_dcs_write_seq_static(ctx,0x27,0x20);
lcm_dcs_write_seq_static(ctx,0x29,0x67);
lcm_dcs_write_seq_static(ctx,0xB0,0x21);
lcm_dcs_write_seq_static(ctx,0xC0,0x12);
lcm_dcs_write_seq_static(ctx,0x2D,0x59);
lcm_dcs_write_seq_static(ctx,0x30,0x00);
lcm_dcs_write_seq_static(ctx,0x2B,0x05);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x1E);
lcm_dcs_write_seq_static(ctx,0xAD,0x00);
lcm_dcs_write_seq_static(ctx,0xA1,0x1F);
lcm_dcs_write_seq_static(ctx,0x00,0x2D);
lcm_dcs_write_seq_static(ctx,0x02,0x2D);
lcm_dcs_write_seq_static(ctx,0x03,0x2D);
lcm_dcs_write_seq_static(ctx,0x04,0x2D);
lcm_dcs_write_seq_static(ctx,0x05,0x2D);
lcm_dcs_write_seq_static(ctx,0x06,0x2D);
lcm_dcs_write_seq_static(ctx,0x07,0x2D);
lcm_dcs_write_seq_static(ctx,0x08,0x2D);
lcm_dcs_write_seq_static(ctx,0x09,0x2D);
lcm_dcs_write_seq_static(ctx,0xA4,0x00);
lcm_dcs_write_seq_static(ctx,0xA5,0x71);
lcm_dcs_write_seq_static(ctx,0xA6,0x71);
lcm_dcs_write_seq_static(ctx,0xA7,0x54);
lcm_dcs_write_seq_static(ctx,0xAA,0x00);
lcm_dcs_write_seq_static(ctx,0xFF,0x78,0x07,0x00);
lcm_dcs_write_seq_static(ctx,0x35,0x00);
lcm_dcs_write_seq_static(ctx, 0x11);
msleep(80);
lcm_dcs_write_seq_static(ctx, 0x29);
msleep(20);
}
static int lcm_disable(struct drm_panel *panel)
{
struct lcm *ctx = panel_to_lcm(panel);
if (!ctx->enabled)
return 0;
pr_info("%s\n", __func__);
if (ctx->backlight) {
ctx->backlight->props.power = FB_BLANK_POWERDOWN;
backlight_update_status(ctx->backlight);
}
pr_info("%s_end\n", __func__);
ctx->enabled = false;
return 0;
}
//extern bool ilitek_is_gesture_wakeup_enabled(void);
static int lcm_unprepare(struct drm_panel *panel)
{
struct lcm *ctx = panel_to_lcm(panel);
pr_info("%s\n", __func__);
if (!ctx->prepared)
return 0;
//-------> 1:28 10
lcm_dcs_write_seq_static(ctx, 0x28);
msleep(50);
lcm_dcs_write_seq_static(ctx, 0x10);
msleep(150);
ctx->error = 0;
ctx->prepared = false;
//if (ilitek_is_gesture_wakeup_enabled() == 0) {
//prize add by lipenpeng 20220813 start //-------> 4: close LCD RESET
ctx->reset_gpio =
devm_gpiod_get(ctx->dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ctx->reset_gpio)) {
dev_err(ctx->dev, "%s: cannot get reset_gpio %ld\n",
__func__, PTR_ERR(ctx->reset_gpio));
return PTR_ERR(ctx->reset_gpio);
}
gpiod_set_value(ctx->reset_gpio, 1);
msleep(2);
gpiod_set_value(ctx->reset_gpio, 0);
msleep(2);
gpiod_set_value(ctx->reset_gpio, 1);
devm_gpiod_put(ctx->dev, ctx->reset_gpio);
//}
//prize add by lipenpeng 20220813 end
//#else
#if 1
// ctx->reset_gpio =
// devm_gpiod_get(ctx->dev, "reset", GPIOD_OUT_HIGH);
// if (IS_ERR(ctx->reset_gpio)) {
// dev_err(ctx->dev, "%s: cannot get reset_gpio %ld\n",
// __func__, PTR_ERR(ctx->reset_gpio));
// return PTR_ERR(ctx->reset_gpio);
// }
// gpiod_set_value(ctx->reset_gpio, 1);
// devm_gpiod_put(ctx->dev, ctx->reset_gpio);
// if (ilitek_is_gesture_wakeup_enabled() == 0) {
ctx->bias_neg = devm_gpiod_get_index(ctx->dev,
"bias", 1, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_neg)) {
dev_err(ctx->dev, "%s: cannot get bias_neg %ld\n",
__func__, PTR_ERR(ctx->bias_neg));
return PTR_ERR(ctx->bias_neg);
}
gpiod_set_value(ctx->bias_neg, 0);
devm_gpiod_put(ctx->dev, ctx->bias_neg);
udelay(1000);
ctx->bias_pos = devm_gpiod_get_index(ctx->dev,
"bias", 0, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_pos)) {
dev_err(ctx->dev, "%s: cannot get bias_pos %ld\n",
__func__, PTR_ERR(ctx->bias_pos));
return PTR_ERR(ctx->bias_pos);
}
gpiod_set_value(ctx->bias_pos, 0);
devm_gpiod_put(ctx->dev, ctx->bias_pos);
// }
#endif
return 0;
}
static int lcm_prepare(struct drm_panel *panel)
{
struct lcm *ctx = panel_to_lcm(panel);
int ret;
pr_info("%s\n", __func__);
if (ctx->prepared)
return 0;
#if defined(CONFIG_RT5081_PMU_DSV) || defined(CONFIG_MT6370_PMU_DSV)
lcm_panel_bias_enable(); //1:?¨¤5V
#else
ctx->bias_pos = devm_gpiod_get_index(ctx->dev,
"bias", 0, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_pos)) {
dev_err(ctx->dev, "%s: cannot get bias_pos %ld\n",
__func__, PTR_ERR(ctx->bias_pos));
return PTR_ERR(ctx->bias_pos);
}
gpiod_set_value(ctx->bias_pos, 1);
devm_gpiod_put(ctx->dev, ctx->bias_pos);
udelay(2000);
ctx->bias_pos = devm_gpiod_get_index(ctx->dev,
"bias", 0, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_pos)) {
dev_err(ctx->dev, "%s: cannot get bias_pos %ld\n",
__func__, PTR_ERR(ctx->bias_pos));
return PTR_ERR(ctx->bias_pos);
}
gpiod_set_value(ctx->bias_pos, 1);
devm_gpiod_put(ctx->dev, ctx->bias_pos);
udelay(1000);
ctx->bias_neg = devm_gpiod_get_index(ctx->dev,
"bias", 1, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_neg)) {
dev_err(ctx->dev, "%s: cannot get bias_neg %ld\n",
__func__, PTR_ERR(ctx->bias_neg));
return PTR_ERR(ctx->bias_neg);
}
gpiod_set_value(ctx->bias_neg, 1);
devm_gpiod_put(ctx->dev, ctx->bias_neg);
#if defined(CONFIG_PRIZE_LCD_BIAS)
display_bias_enable_v(5800);
#endif
#endif
lcm_panel_init(ctx); //3: LCD reset--->4:init lcd
ret = ctx->error;
if (ret < 0)
lcm_unprepare(panel);
ctx->prepared = true;
#if defined(CONFIG_MTK_PANEL_EXT)
mtk_panel_tch_rst(panel);
#endif
#ifdef PANEL_SUPPORT_READBACK
lcm_panel_get_data(ctx);
#endif
pr_info("%s-\n", __func__);
return ret;
}
static int lcm_enable(struct drm_panel *panel)
{
struct lcm *ctx = panel_to_lcm(panel);
if (ctx->enabled)
return 0;
if (ctx->backlight) {
ctx->backlight->props.power = FB_BLANK_UNBLANK;
backlight_update_status(ctx->backlight);
}
ctx->enabled = true;
return 0;
}
#define HFP (18)
#define HSA (4)
#define HBP (18)
#define VFP (70)
#define VSA (2)
#define VBP (38)
#define VAC (2460)
#define HAC (1080)
static u32 fake_heigh = 2460;
static u32 fake_width = 1080;
static bool need_fake_resolution;
static struct drm_display_mode performance_mode_120 = {
.clock = 345408, //htotal*vtotal*vrefresh/1000 1120*2500+40*120/1000
.hdisplay = HAC,
.hsync_start = HAC + HFP,
.hsync_end = HAC + HFP + HSA,
.htotal = HAC + HFP + HSA + HBP,
.vdisplay = VAC,
.vsync_start = VAC + VFP,
.vsync_end = VAC + VFP + VSA,
.vtotal = VAC + VFP + VSA + VBP,
// .vrefresh = 120,
};
static struct drm_display_mode performance_mode_90 = {
.clock = 355017,
.hdisplay = HAC,
.hsync_start = HAC + HFP,
.hsync_end = HAC + HFP + HSA,
.htotal = HAC + HFP + HSA + HBP,
.vdisplay = VAC,
.vsync_start = VAC + 1022,
.vsync_end = VAC + 1022 + VSA,
.vtotal = VAC + 1022 + VSA + VBP,
// .vrefresh = 90,
};
static struct drm_display_mode default_mode = {
.clock = 361670, //htotal*vtotal*vrefresh/1000 1138*2492*60/1000
.hdisplay = HAC,
.hsync_start = HAC + HFP,
.hsync_end = HAC + HFP + HSA,
.htotal = HAC + HFP + HSA + HBP,
.vdisplay = VAC,
.vsync_start = VAC + 2882,
.vsync_end = VAC + 2882 + VSA,
.vtotal = VAC + 2882 + VSA + VBP,
// .vrefresh = 60,
};
#if defined(CONFIG_MTK_PANEL_EXT)
static struct mtk_panel_params ext_params_120 = {
//.vfp_low_power = 2540,//60hz
.pll_clk = 342,
//.physical_width_um = 69170,
//.physical_height_um = 157560,
.cust_esd_check = 1,
.esd_check_enable = 1,
.lcm_esd_check_table[0] = {
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
},
.data_rate = 684,
.is_cphy = 1,
.output_mode = MTK_PANEL_DSC_SINGLE_PORT,
.dsc_params = {
.enable = 1,
.ver = 17,
.slice_mode = 1,
.rgb_swap = 0,
.dsc_cfg = 34,
.rct_on = 1,
.bit_per_channel = 8,
.dsc_line_buf_depth = 9,
.bp_enable = 1,
.bit_per_pixel = 128,
.pic_height = 2460,
.pic_width = 1080,
.slice_height = 10,
.slice_width = 540,
.chunk_size = 540,
.xmit_delay = 512,
.dec_delay = 526,
.scale_value = 32,
.increment_interval = 237,
.decrement_interval = 7,
.line_bpg_offset = 12,
.nfl_bpg_offset = 2731,
.slice_bpg_offset = 2604,
.initial_offset = 6144,
.final_offset = 4336,
.flatness_minqp = 3,
.flatness_maxqp = 12,
.rc_model_size = 8192,
.rc_edge_factor = 6,
.rc_quant_incr_limit0 = 11,
.rc_quant_incr_limit1 = 11,
.rc_tgt_offset_hi = 3,
.rc_tgt_offset_lo = 3,
},
.dyn = {
.switch_en = 1,
.data_rate = 684,
.hfp = 18,
.vfp = 40,
},
.lfr_enable = 1,
.lfr_minimum_fps = 60,
};
static struct mtk_panel_params ext_params_90 = {
//.vfp_low_power = 2540,//60hz
.pll_clk = 342,
//.physical_width_um = 69170,
//.physical_height_um = 157560,
.cust_esd_check = 1,
.esd_check_enable = 1,
.lcm_esd_check_table[0] = {
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
},
.data_rate = 684,
.is_cphy = 1,
.output_mode = MTK_PANEL_DSC_SINGLE_PORT,
.dsc_params = {
.enable = 1,
.ver = 17,
.slice_mode = 1,
.rgb_swap = 0,
.dsc_cfg = 34,
.rct_on = 1,
.bit_per_channel = 8,
.dsc_line_buf_depth = 9,
.bp_enable = 1,
.bit_per_pixel = 128,
.pic_height = 2460,
.pic_width = 1080,
.slice_height = 10,
.slice_width = 540,
.chunk_size = 540,
.xmit_delay = 512,
.dec_delay = 526,
.scale_value = 32,
.increment_interval = 237,
.decrement_interval = 7,
.line_bpg_offset = 12,
.nfl_bpg_offset = 2731,
.slice_bpg_offset = 2604,
.initial_offset = 6144,
.final_offset = 4336,
.flatness_minqp = 3,
.flatness_maxqp = 12,
.rc_model_size = 8192,
.rc_edge_factor = 6,
.rc_quant_incr_limit0 = 11,
.rc_quant_incr_limit1 = 11,
.rc_tgt_offset_hi = 3,
.rc_tgt_offset_lo = 3,
},
.dyn = {
.switch_en = 1,
.data_rate = 684,
.hfp = 18,
.vfp = 980,
},
.lfr_enable = 1,
.lfr_minimum_fps = 60,
};
static struct mtk_panel_params ext_params_60 = {
//.vfp_low_power = 2540,//60hz
.pll_clk = 342,
//.physical_width_um = 69170,
//.physical_height_um = 157560,
.cust_esd_check = 1,
.esd_check_enable = 1,
.lcm_esd_check_table[0] = {
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
},
.data_rate = 684,
.is_cphy = 1,
.output_mode = MTK_PANEL_DSC_SINGLE_PORT,
.dsc_params = {
.enable = 1,
.ver = 17,
.slice_mode = 1,
.rgb_swap = 0,
.dsc_cfg = 34,
.rct_on = 1,
.bit_per_channel = 8,
.dsc_line_buf_depth = 9,
.bp_enable = 1,
.bit_per_pixel = 128,
.pic_height = 2460,
.pic_width = 1080,
.slice_height = 10,
.slice_width = 540,
.chunk_size = 540,
.xmit_delay = 512,
.dec_delay = 526,
.scale_value = 32,
.increment_interval = 237,
.decrement_interval = 7,
.line_bpg_offset = 12,
.nfl_bpg_offset = 2731,
.slice_bpg_offset = 2604,
.initial_offset = 6144,
.final_offset = 4336,
.flatness_minqp = 3,
.flatness_maxqp = 12,
.rc_model_size = 8192,
.rc_edge_factor = 6,
.rc_quant_incr_limit0 = 11,
.rc_quant_incr_limit1 = 11,
.rc_tgt_offset_hi = 3,
.rc_tgt_offset_lo = 3,
},
.dyn = {
.switch_en = 1,
.data_rate = 684,
.hfp = 18,
.vfp = 2882,
},
.lfr_enable = 1,
.lfr_minimum_fps = 60,
};
static struct drm_display_mode *get_mode_by_id(struct drm_connector *connector,
unsigned int mode)
{
struct drm_display_mode *m;
unsigned int i = 0;
list_for_each_entry(m, &connector->modes, head) {
if (i == mode)
return m;
i++;
}
return NULL;
}
static int current_fps = 60;
static int mtk_panel_ext_param_set(struct drm_panel *panel,
struct drm_connector *connector, unsigned int mode)
{
struct mtk_panel_ext *ext = find_panel_ext(panel);
int ret = 0;
struct drm_display_mode *m = get_mode_by_id(connector, mode);
if (drm_mode_vrefresh(m) == 60)
ext->params = &ext_params_60;
else if (drm_mode_vrefresh(m) == 90)
ext->params = &ext_params_90;
else if (drm_mode_vrefresh(m) == 120)
ext->params = &ext_params_120;
else
ret = 1;
if (!ret)
current_fps = drm_mode_vrefresh(m);
return ret;
}
static int panel_ext_reset(struct drm_panel *panel, int on)
{
struct lcm *ctx = panel_to_lcm(panel);
ctx->reset_gpio =
devm_gpiod_get(ctx->dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ctx->reset_gpio)) {
dev_info(ctx->dev, "%s: cannot get reset-gpios %ld\n",
__func__, PTR_ERR(ctx->reset_gpio));
return PTR_ERR(ctx->reset_gpio);
}
gpiod_set_value(ctx->reset_gpio, on);
devm_gpiod_put(ctx->dev, ctx->reset_gpio);
return 0;
}
static int panel_ata_check(struct drm_panel *panel)
{
pr_info("%s success\n", __func__);
return 1;
}
static int lcm_setbacklight_cmdq(void *dsi, dcs_write_gce cb,
void *handle, unsigned int level)
{
char bl_tb0[] = {0x51, 0xFF};
bl_tb0[1] = level;
if (!cb)
return -1;
cb(dsi, handle, bl_tb0, ARRAY_SIZE(bl_tb0));
return 0;
}
//static int lcm_get_virtual_heigh(void)
//{
// return VAC;
//}
//static int lcm_get_virtual_width(void)
//{
// return HAC;
//}
static struct mtk_panel_funcs ext_funcs = {
.reset = panel_ext_reset,
.set_backlight_cmdq = lcm_setbacklight_cmdq,
.ext_param_set = mtk_panel_ext_param_set,
.ata_check = panel_ata_check,
//.get_virtual_heigh = lcm_get_virtual_heigh,
//.get_virtual_width = lcm_get_virtual_width,
};
#endif
struct panel_desc {
const struct drm_display_mode *modes;
unsigned int num_modes;
unsigned int bpc;
struct {
unsigned int width;
unsigned int height;
} size;
struct {
unsigned int prepare;
unsigned int enable;
unsigned int disable;
unsigned int unprepare;
} delay;
};
static void change_drm_disp_mode_params(struct drm_display_mode *mode)
{
if (fake_heigh > 0 && fake_heigh < VAC) {
mode->vsync_start = mode->vsync_start - mode->vdisplay
+ fake_heigh;
mode->vsync_end = mode->vsync_end - mode->vdisplay + fake_heigh;
mode->vtotal = mode->vtotal - mode->vdisplay + fake_heigh;
mode->vdisplay = fake_heigh;
}
if (fake_width > 0 && fake_width < HAC) {
mode->hsync_start = mode->hsync_start - mode->hdisplay
+ fake_width;
mode->hsync_end = mode->hsync_end - mode->hdisplay + fake_width;
mode->htotal = mode->htotal - mode->hdisplay + fake_width;
mode->hdisplay = fake_width;
}
}
static int lcm_get_modes(struct drm_panel *panel, struct drm_connector *connector)
{
struct drm_display_mode *mode_60;
struct drm_display_mode *mode_90;
struct drm_display_mode *mode_120;
if (need_fake_resolution)
change_drm_disp_mode_params(&default_mode);
mode_60 = drm_mode_duplicate(connector->dev, &default_mode);
// if (!mode_60) {
// dev_info(connector->dev->dev, "failed to add mode_60 %ux%ux@%u\n",
// default_mode.hdisplay, default_mode.vdisplay,
// default_mode.vrefresh);
// return -ENOMEM;
// }
drm_mode_set_name(mode_60);
mode_60->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(connector, mode_60);
mode_90 = drm_mode_duplicate(connector->dev, &performance_mode_90);
// if (!mode_90) {
// dev_info(connector->dev->dev, "failed to add mode_90 %ux%ux@%u\n",
// performance_mode_90.hdisplay, performance_mode_90.vdisplay,
// performance_mode_90.vrefresh);
// return -ENOMEM;
// }
drm_mode_set_name(mode_90);
mode_90->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(connector, mode_90);
mode_120 = drm_mode_duplicate(connector->dev, &performance_mode_120);
// if (!mode_120) {
// dev_info(connector->dev->dev, "failed to add mode_120 %ux%ux@%u\n",
// performance_mode_120.hdisplay, performance_mode_120.vdisplay,
// performance_mode_120.vrefresh);
// return -ENOMEM;
// }
drm_mode_set_name(mode_120);
mode_120->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(connector, mode_120);
connector->display_info.width_mm = 69;
connector->display_info.height_mm = 158;//sqrt((size*25.4)^2/(2340^2+1080^2))*2340
//prize add by lipengpeng 20220208 end
return 1;
}
static const struct drm_panel_funcs lcm_drm_funcs = {
.disable = lcm_disable,
.unprepare = lcm_unprepare,
.prepare = lcm_prepare,
.enable = lcm_enable,
.get_modes = lcm_get_modes,
};
static void check_is_need_fake_resolution(struct device *dev)
{
unsigned int ret = 0;
ret = of_property_read_u32(dev->of_node, "fake_heigh", &fake_heigh);
if (ret)
need_fake_resolution = false;
ret = of_property_read_u32(dev->of_node, "fake_width", &fake_width);
if (ret)
need_fake_resolution = false;
if (fake_heigh > 0 && fake_heigh < VAC)
need_fake_resolution = false;
if (fake_width > 0 && fake_width < HAC)
need_fake_resolution = false;
}
static int lcm_probe(struct mipi_dsi_device *dsi)
{
struct device *dev = &dsi->dev;
struct lcm *ctx;
struct device_node *backlight;
int ret;
struct device_node *dsi_node, *remote_node = NULL, *endpoint = NULL;
dsi_node = of_get_parent(dev->of_node);
if (dsi_node) {
endpoint = of_graph_get_next_endpoint(dsi_node, NULL);
if (endpoint) {
remote_node = of_graph_get_remote_port_parent(endpoint);
if (!remote_node) {
pr_info("No panel connected,skip probe lcm\n");
return -ENODEV;
}
pr_info("device node name:%s\n", remote_node->name);
}
}
if (remote_node != dev->of_node) {
pr_info("%s+ skip probe due to not current lcm\n", __func__);
return -ENODEV;
}
pr_info("%s+\n", __func__);
ctx = devm_kzalloc(dev, sizeof(struct lcm), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
mipi_dsi_set_drvdata(dsi, ctx);
ctx->dev = dev;
dsi->lanes = 3;
dsi->format = MIPI_DSI_FMT_RGB888;
//prize add by lipengpeng 20220112 start
dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE
| MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET
| MIPI_DSI_CLOCK_NON_CONTINUOUS;
//prize add by lipengpeng 20220112 end
backlight = of_parse_phandle(dev->of_node, "backlight", 0);
if (backlight) {
ctx->backlight = of_find_backlight_by_node(backlight);
of_node_put(backlight);
if (!ctx->backlight)
return -EPROBE_DEFER;
}
ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ctx->reset_gpio)) {
dev_err(dev, "%s: cannot get reset-gpios %ld\n",
__func__, PTR_ERR(ctx->reset_gpio));
return PTR_ERR(ctx->reset_gpio);
}
devm_gpiod_put(dev, ctx->reset_gpio);
#if defined(CONFIG_RT5081_PMU_DSV) || defined(CONFIG_MT6370_PMU_DSV)
lcm_panel_bias_enable();
#else
ctx->bias_pos = devm_gpiod_get_index(dev, "bias", 0, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_pos)) {
dev_err(dev, "%s: cannot get bias-pos 0 %ld\n",
__func__, PTR_ERR(ctx->bias_pos));
return PTR_ERR(ctx->bias_pos);
}
devm_gpiod_put(dev, ctx->bias_pos);
ctx->bias_neg = devm_gpiod_get_index(dev, "bias", 1, GPIOD_OUT_HIGH);
if (IS_ERR(ctx->bias_neg)) {
dev_err(dev, "%s: cannot get bias-neg 1 %ld\n",
__func__, PTR_ERR(ctx->bias_neg));
return PTR_ERR(ctx->bias_neg);
}
devm_gpiod_put(dev, ctx->bias_neg);
#endif
ctx->prepared = true;
ctx->enabled = true;
drm_panel_init(&ctx->panel, dev, &lcm_drm_funcs, DRM_MODE_CONNECTOR_DSI);
ctx->panel.dev = dev;
ctx->panel.funcs = &lcm_drm_funcs;
drm_panel_add(&ctx->panel);
ret = mipi_dsi_attach(dsi);
if (ret < 0)
drm_panel_remove(&ctx->panel);
#if defined(CONFIG_MTK_PANEL_EXT)
mtk_panel_tch_handle_reg(&ctx->panel);
ret = mtk_panel_ext_create(dev, &ext_params_60, &ext_funcs, &ctx->panel);
if (ret < 0)
return ret;
#endif
check_is_need_fake_resolution(dev);
pr_info("%s-\n", __func__);
#if defined(CONFIG_PRIZE_HARDWARE_INFO)
strcpy(current_lcm_info.chip,"ili7807s");
strcpy(current_lcm_info.vendor,"tongxingda");
sprintf(current_lcm_info.id,"0x%02x",0x02);
strcpy(current_lcm_info.more,"1080x2460");
#endif
//prize add by anhengxuan for lcd hardware info 20220402 end
return ret;
}
static int lcm_remove(struct mipi_dsi_device *dsi)
{
struct lcm *ctx = mipi_dsi_get_drvdata(dsi);
mipi_dsi_detach(dsi);
drm_panel_remove(&ctx->panel);
return 0;
}
static const struct of_device_id lcm_of_match[] = {
{ .compatible = "truly,ili7807s,vdo-boe-txd,a500", },
{ }
};
MODULE_DEVICE_TABLE(of, lcm_of_match);
static struct mipi_dsi_driver lcm_driver = {
.probe = lcm_probe,
.remove = lcm_remove,
.driver = {
.name = "panel-truly-ili7807s-vdo-boe-txd-a500",
.owner = THIS_MODULE,
.of_match_table = lcm_of_match,
},
};
module_mipi_dsi_driver(lcm_driver);
MODULE_AUTHOR("MEDIATEK");
MODULE_DESCRIPTION("sc ili7807s VDO LCD Panel Driver");
MODULE_LICENSE("GPL v2");