1415 lines
43 KiB
C
Executable file
1415 lines
43 KiB
C
Executable file
/*
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* Copyright (c) 2015 MediaTek Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/backlight.h>
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#include <drm/drm_mipi_dsi.h>
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#include <drm/drm_panel.h>
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#include <drm/drm_modes.h>
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#include <linux/delay.h>
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#include <drm/drm_connector.h>
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#include <drm/drm_device.h>
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#include <linux/gpio/consumer.h>
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#include <linux/regulator/consumer.h>
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#include <video/mipi_display.h>
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#include <video/of_videomode.h>
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#include <video/videomode.h>
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#include <linux/module.h>
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#include <linux/of_platform.h>
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#include <linux/of_graph.h>
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#include <linux/platform_device.h>
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#define CONFIG_MTK_PANEL_EXT
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#if defined(CONFIG_MTK_PANEL_EXT)
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#include "../mediatek/mediatek_v2/mtk_panel_ext.h"
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#include "../mediatek/mediatek_v2/mtk_drm_graphics_base.h"
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#endif
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//#include "../../../misc/mediatek/gate_ic/gate_i2c.h"
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//#endif
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//drv add by yubo for hardware_info 20240416 start
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#if IS_ENABLED(CONFIG_PRIZE_HARDWARE_INFO)
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#include "../../../misc/mediatek/prize/hardware_info/hardware_info.h"
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extern struct hardware_info current_lcm_info;
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#endif
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//drv add by yubo for hardware_info 20240416 end
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#include <linux/i2c-dev.h>
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#include <linux/i2c.h>
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/* prize added by KLJ, prize tp gesture function, 20240418-start */
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extern g_tp_gesture_flag;
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/* prize added by KLJ, prize tp gesture function, 20240418-start */
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#define HFP_SUPPORT 0
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#if HFP_SUPPORT
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static int current_fps = 60;
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#endif
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#define BYPASSI2C
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#ifndef BYPASSI2C
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/* i2c control start */
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#define LCM_I2C_ID_NAME "I2C_LCD_BIAS"
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static struct i2c_client *_lcm_i2c_client;
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static int _lcm_i2c_probe(struct i2c_client *client,const struct i2c_device_id *id);
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static int _lcm_i2c_remove(struct i2c_client *client);
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struct _lcm_i2c_dev {
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struct i2c_client *client;
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};
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static const struct of_device_id _lcm_i2c_of_match[] = {
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{
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.compatible = "mediatek,I2C_LCD_BIAS",
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},
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{},
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};
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static const struct i2c_device_id _lcm_i2c_id[] = { { LCM_I2C_ID_NAME, 0 },
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{} };
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static struct i2c_driver _lcm_i2c_driver = {
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.id_table = _lcm_i2c_id,
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.probe = _lcm_i2c_probe,
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.remove = _lcm_i2c_remove,
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/* .detect = _lcm_i2c_detect, */
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.driver = {
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.owner = THIS_MODULE,
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.name = LCM_I2C_ID_NAME,
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.of_match_table = _lcm_i2c_of_match,
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},
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};
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static int _lcm_i2c_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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printk("[LCM][I2C] %s\n", __func__);
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printk("[LCM][I2C] NT: info==>name=%s addr=0x%x\n", client->name,client->addr);
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_lcm_i2c_client = client;
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return 0;
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}
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static int _lcm_i2c_remove(struct i2c_client *client)
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{
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printk("[LCM][I2C] %s\n", __func__);
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_lcm_i2c_client = NULL;
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i2c_unregister_device(client);
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return 0;
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}
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static int _lcm_i2c_write_bytes(unsigned char addr, unsigned char value)
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{
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int ret = 0;
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struct i2c_client *client = _lcm_i2c_client;
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char write_data[2] = { 0 };
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if (client == NULL) {
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printk("ERROR!! _lcm_i2c_client is null\n");
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return 0;
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}
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write_data[0] = addr;
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write_data[1] = value;
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ret = i2c_master_send(client, write_data, 2);
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if (ret < 0)
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pr_info("[LCM][ERROR] _lcm_i2c write data fail !!\n");
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return ret;
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}
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// static int __init _lcm_i2c_init(void)
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// {
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// printk("[LCM][I2C] %s\n", __func__);
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// i2c_add_driver(&_lcm_i2c_driver);
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// printk("[LCM][I2C] %s success\n", __func__);
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// return 0;
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// }
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// static void __exit _lcm_i2c_exit(void)
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// {
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// printk("[LCM][I2C] %s\n", __func__);
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// i2c_del_driver(&_lcm_i2c_driver);
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// }
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// module_init(_lcm_i2c_init);
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// module_exit(_lcm_i2c_exit);
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#endif
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struct lcm {
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struct device *dev;
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struct drm_panel panel;
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struct backlight_device *backlight;
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struct gpio_desc *reset_gpio;
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struct gpio_desc *ldo18_gpio;
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struct gpio_desc *bias_pos, *bias_neg;
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bool prepared;
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bool enabled;
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int error;
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};
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#define lcm_dcs_write_seq(ctx, seq...) \
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({ \
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const u8 d[] = {seq}; \
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BUILD_BUG_ON_MSG(ARRAY_SIZE(d) > 64, \
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"DCS sequence too big for stack"); \
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lcm_dcs_write(ctx, d, ARRAY_SIZE(d)); \
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})
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#define lcm_dcs_write_seq_static(ctx, seq...) \
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({ \
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static const u8 d[] = {seq}; \
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lcm_dcs_write(ctx, d, ARRAY_SIZE(d)); \
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})
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static inline struct lcm *panel_to_lcm(struct drm_panel *panel)
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{
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return container_of(panel, struct lcm, panel);
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}
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static void lcm_dcs_write(struct lcm *ctx, const void *data, size_t len)
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{
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struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
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ssize_t ret;
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char *addr;
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if (ctx->error < 0)
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return;
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//printk("lcm init write len = %d\n", len);
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addr = (char *)data;
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if ((int)*addr < 0xB0)
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ret = mipi_dsi_dcs_write_buffer(dsi, data, len);
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else
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ret = mipi_dsi_generic_write(dsi, data, len);
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if (ret < 0) {
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dev_err(ctx->dev, "error %zd writing seq: %ph\n", ret, data);
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ctx->error = ret;
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}
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}
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#ifdef PANEL_SUPPORT_READBACK
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static int lcm_dcs_read(struct lcm *ctx, u8 cmd, void *data, size_t len)
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{
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struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
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ssize_t ret;
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if (ctx->error < 0)
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return 0;
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ret = mipi_dsi_dcs_read(dsi, cmd, data, len);
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if (ret < 0) {
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dev_err(ctx->dev, "error %d reading dcs seq:(%#x)\n", ret, cmd);
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ctx->error = ret;
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}
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return ret;
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}
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static void lcm_panel_get_data(struct lcm *ctx)
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{
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u8 buffer[3] = {0};
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static int ret;
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if (ret == 0) {
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ret = lcm_dcs_read(ctx, 0x0A, buffer, 1);
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dev_info(ctx->dev, "return %d data(0x%08x) to dsi engine\n",
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ret, buffer[0] | (buffer[1] << 8));
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}
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}
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#endif
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static void lcm_panel_init(struct lcm *ctx)
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{
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pr_info("gc7202m %s\n", __func__);
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ctx->reset_gpio =
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devm_gpiod_get(ctx->dev, "reset", GPIOD_OUT_HIGH);
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if (IS_ERR(ctx->reset_gpio)) {
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dev_err(ctx->dev, "%s: cannot get reset_gpio %ld\n",
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__func__, PTR_ERR(ctx->reset_gpio));
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return;
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}
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//gpiod_set_value(ctx->reset_gpio, 0);
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//udelay(15 * 1000);
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gpiod_set_value(ctx->reset_gpio, 1);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 0);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 1);
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mdelay(5);//ili9882q at least 10ms
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gpiod_set_value(ctx->reset_gpio, 0);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 1);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 0);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 1);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 0);
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mdelay(5);
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gpiod_set_value(ctx->reset_gpio, 1);
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mdelay(30);
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devm_gpiod_put(ctx->dev, ctx->reset_gpio);
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lcm_dcs_write_seq_static(ctx,0xFF,0x55,0xAA,0x66);
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lcm_dcs_write_seq_static(ctx,0xFF,0x10);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x20);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x21);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x22);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x23);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x24);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x25);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x27);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x26);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x28);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0xA3);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
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lcm_dcs_write_seq_static(ctx,0xFB,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x20);
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lcm_dcs_write_seq_static(ctx,0x2D,0x55);
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lcm_dcs_write_seq_static(ctx,0xA3,0x1E);
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lcm_dcs_write_seq_static(ctx,0xA7,0x1E);
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lcm_dcs_write_seq_static(ctx,0xAB,0x1E);
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lcm_dcs_write_seq_static(ctx,0xAF,0x1E);
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lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
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lcm_dcs_write_seq_static(ctx,0x4E,0x46);
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lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
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lcm_dcs_write_seq_static(ctx,0x3F,0x77);
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lcm_dcs_write_seq_static(ctx,0x50,0x10);
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lcm_dcs_write_seq_static(ctx,0x29,0x80);
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lcm_dcs_write_seq_static(ctx,0xFF,0x20);
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lcm_dcs_write_seq_static(ctx,0x29,0xE0);
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lcm_dcs_write_seq_static(ctx,0x20,0x84);
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lcm_dcs_write_seq_static(ctx,0x21,0x00);
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lcm_dcs_write_seq_static(ctx,0x22,0x80);
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lcm_dcs_write_seq_static(ctx,0x2E,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0xA3);
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lcm_dcs_write_seq_static(ctx,0x58,0xAA);
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lcm_dcs_write_seq_static(ctx,0xFF,0x26);
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lcm_dcs_write_seq_static(ctx,0x43,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x22);
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lcm_dcs_write_seq_static(ctx,0x0E,0x33);
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lcm_dcs_write_seq_static(ctx,0x0C,0x01);
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lcm_dcs_write_seq_static(ctx,0x0B,0x6A);
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lcm_dcs_write_seq_static(ctx,0xFF,0x28);
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lcm_dcs_write_seq_static(ctx,0x7D,0x1F);
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lcm_dcs_write_seq_static(ctx,0x7B,0x40);
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lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
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lcm_dcs_write_seq_static(ctx,0x47,0x01);
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lcm_dcs_write_seq_static(ctx,0xFF,0x22);
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lcm_dcs_write_seq_static(ctx,0x0D,0x02);
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lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
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lcm_dcs_write_seq_static(ctx,0x42,0x05);
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lcm_dcs_write_seq_static(ctx,0x44,0x52);
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lcm_dcs_write_seq_static(ctx,0xFF,0x20);
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lcm_dcs_write_seq_static(ctx,0x24,0x89);
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lcm_dcs_write_seq_static(ctx,0xFF,0x22);
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lcm_dcs_write_seq_static(ctx,0xE4,0x01);
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lcm_dcs_write_seq_static(ctx,0x01,0x06);
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lcm_dcs_write_seq_static(ctx,0x02,0x4C);
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lcm_dcs_write_seq_static(ctx,0x03,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x20);
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lcm_dcs_write_seq_static(ctx,0xC3,0x00);
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lcm_dcs_write_seq_static(ctx,0xC4,0x7C);
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lcm_dcs_write_seq_static(ctx,0xB3,0x00);
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lcm_dcs_write_seq_static(ctx,0xB4,0x1A);
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lcm_dcs_write_seq_static(ctx,0xB5,0x00);
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lcm_dcs_write_seq_static(ctx,0xB6,0xF6);
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lcm_dcs_write_seq_static(ctx,0xD3,0x24);
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lcm_dcs_write_seq_static(ctx,0xC7,0x00);
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lcm_dcs_write_seq_static(ctx,0xC8,0x7C);
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lcm_dcs_write_seq_static(ctx,0xB7,0x00);
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lcm_dcs_write_seq_static(ctx,0xB8,0x1A);
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lcm_dcs_write_seq_static(ctx,0xB9,0x00);
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lcm_dcs_write_seq_static(ctx,0xBA,0xF6);
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lcm_dcs_write_seq_static(ctx,0xD4,0x24);
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lcm_dcs_write_seq_static(ctx,0xFF,0x22);
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lcm_dcs_write_seq_static(ctx,0x01,0x06);
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lcm_dcs_write_seq_static(ctx,0x02,0x4C);
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lcm_dcs_write_seq_static(ctx,0x25,0x07);
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lcm_dcs_write_seq_static(ctx,0x2E,0x01);
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lcm_dcs_write_seq_static(ctx,0x36,0x09);
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lcm_dcs_write_seq_static(ctx,0x3F,0xE3);
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lcm_dcs_write_seq_static(ctx,0x40,0x00);
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lcm_dcs_write_seq_static(ctx,0x83,0x07);
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lcm_dcs_write_seq_static(ctx,0x8B,0x01);
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lcm_dcs_write_seq_static(ctx,0x93,0x09);
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lcm_dcs_write_seq_static(ctx,0x9B,0xE3);
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lcm_dcs_write_seq_static(ctx,0x9C,0x00);
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lcm_dcs_write_seq_static(ctx,0xFF,0x28);
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lcm_dcs_write_seq_static(ctx,0x01,0x1a);
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lcm_dcs_write_seq_static(ctx,0x02,0x1a);
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lcm_dcs_write_seq_static(ctx,0x03,0x2A);
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lcm_dcs_write_seq_static(ctx,0x04,0x02);
|
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lcm_dcs_write_seq_static(ctx,0x05,0x04);
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lcm_dcs_write_seq_static(ctx,0x06,0x06);
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lcm_dcs_write_seq_static(ctx,0x07,0x28);
|
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lcm_dcs_write_seq_static(ctx,0x08,0x21);
|
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lcm_dcs_write_seq_static(ctx,0x09,0x20);
|
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lcm_dcs_write_seq_static(ctx,0x0A,0x08);
|
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lcm_dcs_write_seq_static(ctx,0x0B,0x0A);
|
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lcm_dcs_write_seq_static(ctx,0x0C,0x0C);
|
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lcm_dcs_write_seq_static(ctx,0x0D,0x0E);
|
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lcm_dcs_write_seq_static(ctx,0x0E,0x10);
|
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lcm_dcs_write_seq_static(ctx,0x0F,0x12);
|
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lcm_dcs_write_seq_static(ctx,0x10,0x00);
|
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lcm_dcs_write_seq_static(ctx,0x11,0x1E);
|
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lcm_dcs_write_seq_static(ctx,0x12,0x25);
|
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lcm_dcs_write_seq_static(ctx,0x13,0x25);
|
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lcm_dcs_write_seq_static(ctx,0x14,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x15,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x16,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x17,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0x18,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0x19,0x2B);
|
||
lcm_dcs_write_seq_static(ctx,0x1A,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0x1B,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0x1C,0x07);
|
||
lcm_dcs_write_seq_static(ctx,0x1D,0x29);
|
||
lcm_dcs_write_seq_static(ctx,0x1E,0x21);
|
||
lcm_dcs_write_seq_static(ctx,0x1F,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x20,0x09);
|
||
lcm_dcs_write_seq_static(ctx,0x21,0x0B);
|
||
lcm_dcs_write_seq_static(ctx,0x22,0x0D);
|
||
lcm_dcs_write_seq_static(ctx,0x23,0x0F);
|
||
lcm_dcs_write_seq_static(ctx,0x24,0x11);
|
||
lcm_dcs_write_seq_static(ctx,0x25,0x13);
|
||
lcm_dcs_write_seq_static(ctx,0x26,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x27,0x1F);
|
||
lcm_dcs_write_seq_static(ctx,0x28,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x29,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x2A,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x2B,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x2D,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x30,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x31,0x50);
|
||
lcm_dcs_write_seq_static(ctx,0x32,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x33,0x55);
|
||
lcm_dcs_write_seq_static(ctx,0x34,0x50);
|
||
lcm_dcs_write_seq_static(ctx,0x35,0x15);
|
||
lcm_dcs_write_seq_static(ctx,0x36,0x50);
|
||
lcm_dcs_write_seq_static(ctx,0x37,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x38,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x39,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0x2F,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x21);
|
||
lcm_dcs_write_seq_static(ctx,0x7E,0x07);
|
||
lcm_dcs_write_seq_static(ctx,0x7F,0x24);
|
||
lcm_dcs_write_seq_static(ctx,0x8B,0x24);
|
||
lcm_dcs_write_seq_static(ctx,0x97,0x24);
|
||
lcm_dcs_write_seq_static(ctx,0x80,0x04);
|
||
lcm_dcs_write_seq_static(ctx,0x8C,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x98,0x1B);
|
||
lcm_dcs_write_seq_static(ctx,0xAF,0x41);
|
||
lcm_dcs_write_seq_static(ctx,0xB0,0x41);
|
||
lcm_dcs_write_seq_static(ctx,0xB1,0x41);
|
||
lcm_dcs_write_seq_static(ctx,0x83,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0x8F,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0x9B,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0xD2,0x5D);
|
||
lcm_dcs_write_seq_static(ctx,0xD4,0x4E);
|
||
lcm_dcs_write_seq_static(ctx,0xD6,0x5D);
|
||
lcm_dcs_write_seq_static(ctx,0xD3,0x4E);
|
||
lcm_dcs_write_seq_static(ctx,0xD5,0x5D);
|
||
lcm_dcs_write_seq_static(ctx,0xD7,0x4E);
|
||
lcm_dcs_write_seq_static(ctx,0x87,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x93,0x24);
|
||
lcm_dcs_write_seq_static(ctx,0x9F,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x82,0x60);
|
||
lcm_dcs_write_seq_static(ctx,0x8E,0x60);
|
||
lcm_dcs_write_seq_static(ctx,0x9A,0x60);
|
||
lcm_dcs_write_seq_static(ctx,0x2B,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x2E,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x88,0x81);
|
||
lcm_dcs_write_seq_static(ctx,0x89,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x8A,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x94,0x81);
|
||
lcm_dcs_write_seq_static(ctx,0x95,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x96,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0xA0,0x81);
|
||
lcm_dcs_write_seq_static(ctx,0xA1,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0xA2,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x45,0xFF);
|
||
lcm_dcs_write_seq_static(ctx,0x46,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x4C,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x52,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x58,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x5E,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x64,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x6A,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x70,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x47,0x06);
|
||
lcm_dcs_write_seq_static(ctx,0x4D,0x05);
|
||
lcm_dcs_write_seq_static(ctx,0x53,0x2A);
|
||
lcm_dcs_write_seq_static(ctx,0x59,0x29);
|
||
lcm_dcs_write_seq_static(ctx,0x5F,0x28);
|
||
lcm_dcs_write_seq_static(ctx,0x65,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x6B,0x21);
|
||
lcm_dcs_write_seq_static(ctx,0x71,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x01,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x02,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x03,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x04,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x09,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x0A,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x0B,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x0C,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x76,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x77,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x78,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x79,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x7A,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x7B,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x7C,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x7D,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0xC2,0x84);
|
||
lcm_dcs_write_seq_static(ctx,0xC6,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0x29,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x18,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0xCA,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0xCB,0x3C);
|
||
lcm_dcs_write_seq_static(ctx,0xCD,0x3C);
|
||
lcm_dcs_write_seq_static(ctx,0xCC,0x60);
|
||
lcm_dcs_write_seq_static(ctx,0xCE,0x60);
|
||
lcm_dcs_write_seq_static(ctx,0xCF,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0xD0,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0xB3,0x84);
|
||
lcm_dcs_write_seq_static(ctx,0xB4,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0xB7,0x83);
|
||
lcm_dcs_write_seq_static(ctx,0xB8,0x18);
|
||
lcm_dcs_write_seq_static(ctx,0xBB,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0xBC,0x41);
|
||
lcm_dcs_write_seq_static(ctx,0xBD,0x41);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x05,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x08,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x19,0x0F);
|
||
lcm_dcs_write_seq_static(ctx,0x1A,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x20,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x26,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x2D,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x1B,0x23);
|
||
lcm_dcs_write_seq_static(ctx,0x21,0x24);
|
||
lcm_dcs_write_seq_static(ctx,0x27,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0x2E,0x26);
|
||
lcm_dcs_write_seq_static(ctx,0x33,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x34,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x35,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x36,0x44);
|
||
lcm_dcs_write_seq_static(ctx,0x1D,0x1c);
|
||
lcm_dcs_write_seq_static(ctx,0x1E,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0x23,0x1c);
|
||
lcm_dcs_write_seq_static(ctx,0x24,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0x29,0x1c);
|
||
lcm_dcs_write_seq_static(ctx,0x2A,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0x30,0x1c);
|
||
lcm_dcs_write_seq_static(ctx,0x31,0x1a);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x26);
|
||
lcm_dcs_write_seq_static(ctx,0x50,0x80,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x0F,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x28);
|
||
lcm_dcs_write_seq_static(ctx,0x2F,0x40);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x56,0xAD);
|
||
lcm_dcs_write_seq_static(ctx,0x58,0x32);
|
||
lcm_dcs_write_seq_static(ctx,0x59,0x32);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0xB3);
|
||
lcm_dcs_write_seq_static(ctx,0x31,0x08);
|
||
lcm_dcs_write_seq_static(ctx,0x2E,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x7A,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x7B,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x28);
|
||
lcm_dcs_write_seq_static(ctx,0x3D,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0x3E,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0x3F,0x55);
|
||
lcm_dcs_write_seq_static(ctx,0x40,0x55);
|
||
lcm_dcs_write_seq_static(ctx,0x45,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0x46,0x46);
|
||
lcm_dcs_write_seq_static(ctx,0x47,0x5A);
|
||
lcm_dcs_write_seq_static(ctx,0x48,0x5A);
|
||
lcm_dcs_write_seq_static(ctx,0x41,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x49,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x4D,0xA2);
|
||
lcm_dcs_write_seq_static(ctx,0x50,0xAA);
|
||
lcm_dcs_write_seq_static(ctx,0x52,0x72);
|
||
lcm_dcs_write_seq_static(ctx,0x53,0x22);
|
||
lcm_dcs_write_seq_static(ctx,0x56,0x12);
|
||
lcm_dcs_write_seq_static(ctx,0x57,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x5A,0x84);
|
||
lcm_dcs_write_seq_static(ctx,0x5B,0x84);
|
||
lcm_dcs_write_seq_static(ctx,0x62,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x63,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x64,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x65,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x66,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x67,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x7E,0x33);
|
||
lcm_dcs_write_seq_static(ctx,0x7F,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x80,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x81,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x82,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x83,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x85,0x30);
|
||
lcm_dcs_write_seq_static(ctx,0x86,0xCF);
|
||
lcm_dcs_write_seq_static(ctx,0x8A,0x0A);
|
||
lcm_dcs_write_seq_static(ctx,0x70,0x32);
|
||
lcm_dcs_write_seq_static(ctx,0x71,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x72,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x73,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x74,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x75,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x77,0x30);
|
||
lcm_dcs_write_seq_static(ctx,0x78,0xCF);
|
||
lcm_dcs_write_seq_static(ctx,0x7C,0x0A);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x25);
|
||
lcm_dcs_write_seq_static(ctx,0xFB,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x75,0x32);
|
||
lcm_dcs_write_seq_static(ctx,0x76,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x77,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x7A,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x7C,0x17);
|
||
lcm_dcs_write_seq_static(ctx,0x7D,0xC1);
|
||
lcm_dcs_write_seq_static(ctx,0x81,0x0A);
|
||
lcm_dcs_write_seq_static(ctx,0x85,0x32);
|
||
lcm_dcs_write_seq_static(ctx,0x86,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x87,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x8A,0x64);
|
||
lcm_dcs_write_seq_static(ctx,0x8C,0x17);
|
||
lcm_dcs_write_seq_static(ctx,0x8D,0xC1);
|
||
lcm_dcs_write_seq_static(ctx,0x91,0x0A);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x21);
|
||
lcm_dcs_write_seq_static(ctx,0x49,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x4A,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x4F,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x50,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x55,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x56,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x5B,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x5C,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x61,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x62,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x67,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x68,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x6D,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x6E,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x73,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x74,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x84,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x85,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x90,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x91,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0x9C,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0x9D,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xA8,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xA9,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x21);
|
||
lcm_dcs_write_seq_static(ctx,0xE7,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xE8,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xE9,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xEA,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xEB,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xEC,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xED,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xEE,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xF1,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xF2,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xF3,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xF4,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xF5,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xF6,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xF7,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xF8,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xD2,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xD3,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xD4,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xD5,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xD6,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xD7,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xD8,0x6E);
|
||
lcm_dcs_write_seq_static(ctx,0xD9,0x5C);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x23);
|
||
lcm_dcs_write_seq_static(ctx,0x29,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0x01,0x00,0x25,0x00,0x2C,0x00,0x55,0x00,0x75,0x00,0x8F,0x00,0xA4,0x00,0xB6,0x00,0xC8);
|
||
lcm_dcs_write_seq_static(ctx,0x02,0x00,0xD8,0x01,0x0B,0x01,0x32,0x01,0x6D,0x01,0x9D,0x01,0xE7,0x02,0x25,0x02,0x27);
|
||
lcm_dcs_write_seq_static(ctx,0x03,0x02,0x66,0x02,0xB2,0x02,0xE2,0x03,0x1F,0x03,0x45,0x03,0x74,0x03,0x82,0x03,0x90);
|
||
lcm_dcs_write_seq_static(ctx,0x04,0x03,0x9F,0x03,0xAF,0x03,0xC2,0x03,0xD8,0x03,0xF1,0x03,0xFF);
|
||
lcm_dcs_write_seq_static(ctx,0x0D,0x00,0x25,0x00,0x2C,0x00,0x55,0x00,0x75,0x00,0x8F,0x00,0xA4,0x00,0xB6,0x00,0xC8);
|
||
lcm_dcs_write_seq_static(ctx,0x0E,0x00,0xD8,0x01,0x0B,0x01,0x32,0x01,0x6D,0x01,0x9D,0x01,0xE7,0x02,0x25,0x02,0x27);
|
||
lcm_dcs_write_seq_static(ctx,0x0F,0x02,0x66,0x02,0xB2,0x02,0xE2,0x03,0x1F,0x03,0x45,0x03,0x74,0x03,0x82,0x03,0x90);
|
||
lcm_dcs_write_seq_static(ctx,0x10,0x03,0x9F,0x03,0xAF,0x03,0xC2,0x03,0xD8,0x03,0xF1,0x03,0xFF);
|
||
lcm_dcs_write_seq_static(ctx,0xF0,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x2D,0x65);
|
||
lcm_dcs_write_seq_static(ctx,0x2E,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x32,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x33,0x08);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x20);
|
||
lcm_dcs_write_seq_static(ctx,0x15,0x0F);
|
||
lcm_dcs_write_seq_static(ctx,0x16,0xA0);
|
||
lcm_dcs_write_seq_static(ctx,0x17,0x0B);
|
||
lcm_dcs_write_seq_static(ctx,0x18,0xB8);
|
||
lcm_dcs_write_seq_static(ctx,0x19,0x07);
|
||
lcm_dcs_write_seq_static(ctx,0x1A,0xD0);
|
||
lcm_dcs_write_seq_static(ctx,0x1B,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0x1C,0xE8);
|
||
lcm_dcs_write_seq_static(ctx,0x1D,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x1E,0x0A);
|
||
lcm_dcs_write_seq_static(ctx,0x24,0x89);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x51,0x00,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x53,0x2c);
|
||
lcm_dcs_write_seq_static(ctx,0x55,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0x36,0x08);
|
||
lcm_dcs_write_seq_static(ctx,0x69,0x01);
|
||
lcm_dcs_write_seq_static(ctx,0x35,0x00);
|
||
lcm_dcs_write_seq_static(ctx,0xBA,0x03);
|
||
lcm_dcs_write_seq_static(ctx,0x11);
|
||
mdelay(120);
|
||
lcm_dcs_write_seq_static(ctx,0x29);
|
||
mdelay(20);
|
||
|
||
}
|
||
|
||
static int lcm_disable(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_POWERDOWN;
|
||
backlight_update_status(ctx->backlight);
|
||
}
|
||
|
||
ctx->enabled = false;
|
||
|
||
return 0;
|
||
}
|
||
|
||
#if defined(TPS65132_BIAS_SUPPORT)
|
||
extern int tps65132_write_byte(unsigned char cmd, unsigned char writeData);
|
||
#endif
|
||
static int lcm_unprepare(struct drm_panel *panel)
|
||
{
|
||
struct lcm *ctx = panel_to_lcm(panel);
|
||
|
||
pr_info("gc7272 %s\n", __func__);
|
||
|
||
if (g_tp_gesture_flag != 1) {
|
||
//不开TP手势唤醒，VSN、VSP掉电
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x55,0xAA,0x66);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0x28,0x00);
|
||
mdelay(50);
|
||
lcm_dcs_write_seq_static(ctx,0x10,0x00);
|
||
mdelay(50);
|
||
lcm_dcs_write_seq_static(ctx,0x4F,0x01);
|
||
mdelay(5);
|
||
}else{
|
||
//开TP手势唤醒，VSN、VSP不掉电
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x55,0xAA,0x66);
|
||
lcm_dcs_write_seq_static(ctx,0xFF,0x10);
|
||
lcm_dcs_write_seq_static(ctx,0xEB,0x04);
|
||
lcm_dcs_write_seq_static(ctx,0x28,0x00);
|
||
mdelay(50);
|
||
lcm_dcs_write_seq_static(ctx,0x10,0x00);
|
||
mdelay(120); //120ms
|
||
}
|
||
if (!ctx->prepared)
|
||
return 0;
|
||
lcm_dcs_write_seq_static(ctx, 0xac, 0x0a, 0x00);
|
||
|
||
lcm_dcs_write_seq_static(ctx, 0x28);
|
||
msleep(10);
|
||
lcm_dcs_write_seq_static(ctx, 0x10);
|
||
msleep(120);
|
||
|
||
//modified by KLJ For bias datasheet power off to 5.2v 20240401 start
|
||
#if defined(TPS65132_BIAS_SUPPORT)
|
||
tps65132_write_byte(0x0, 0x0E);
|
||
tps65132_write_byte(0x1, 0x0E);
|
||
#endif
|
||
msleep(10);
|
||
//modified by KLJ For bias datasheet power off to 5.2v 20240401 end
|
||
|
||
ctx->error = 0;
|
||
ctx->prepared = false;
|
||
/* prize added by KLJ, prize tp gesture function, 20240418-start */
|
||
if (g_tp_gesture_flag != 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, 0);
|
||
devm_gpiod_put(ctx->dev, ctx->reset_gpio);*/
|
||
|
||
|
||
pr_info("%s gesture wakeup is disable\n", __func__);
|
||
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);
|
||
|
||
mdelay(10);//modified by KLJ For FAE suggestion delay 10ms;
|
||
|
||
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);
|
||
|
||
}else{
|
||
pr_info("%s gesture wakeup is enable\n", __func__);
|
||
}
|
||
/* prize added by KLJ, prize tp gesture function, 20240418-start */
|
||
|
||
//modified by KLJ For FAE suggestion after suspend lcm rst keep high start
|
||
//gpiod_set_value(ctx->reset_gpio, 1);
|
||
//devm_gpiod_put(ctx->dev, ctx->reset_gpio);
|
||
//modified by KLJ For FAE suggestion after suspend lcm rst keep high end
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int lcm_prepare(struct drm_panel *panel)
|
||
{
|
||
struct lcm *ctx = panel_to_lcm(panel);
|
||
int ret;
|
||
|
||
pr_info("gc7272m %s\n", __func__);
|
||
if (ctx->prepared)
|
||
return 0;
|
||
|
||
//prize-add gpio ldo1.8v-pengzhipeng-20220514-start
|
||
ctx->ldo18_gpio = devm_gpiod_get(ctx->dev, "ldo18", GPIOD_OUT_HIGH);
|
||
if (IS_ERR(ctx->ldo18_gpio)) {
|
||
dev_info(ctx->dev, "cannot get ldo18-gpios %ld\n",
|
||
PTR_ERR(ctx->ldo18_gpio));
|
||
return PTR_ERR(ctx->ldo18_gpio);
|
||
}
|
||
gpiod_set_value(ctx->ldo18_gpio, 1);
|
||
devm_gpiod_put(ctx->dev, ctx->ldo18_gpio);
|
||
udelay(1000);
|
||
//prize-add gpio ldo1.8v-pengzhipeng-20220514-end
|
||
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_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);
|
||
udelay(2000);
|
||
|
||
#ifndef BYPASSI2C
|
||
_lcm_i2c_write_bytes(0x0, 0x14);
|
||
_lcm_i2c_write_bytes(0x1, 0x14);
|
||
#endif
|
||
|
||
#if defined(TPS65132_BIAS_SUPPORT)
|
||
tps65132_write_byte(0x0, 0x14);
|
||
tps65132_write_byte(0x1, 0x14);
|
||
#endif
|
||
|
||
lcm_panel_init(ctx);
|
||
|
||
ret = ctx->error;
|
||
if (ret < 0)
|
||
lcm_unprepare(panel);
|
||
|
||
ctx->prepared = true;
|
||
|
||
|
||
#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);
|
||
pr_info("%s+\n", __func__);
|
||
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;
|
||
}
|
||
|
||
/*vdo time config*/
|
||
#define FRAME_WIDTH 720
|
||
#define FRAME_HEIGHT 1612
|
||
|
||
#define HAC (720)
|
||
#define VAC (1612)
|
||
/*120HZ D:1000*/
|
||
#define HFP (85)
|
||
#define HSA (8)
|
||
#define HBP (24)
|
||
#define VFP_60 (2130)
|
||
#define VFP_90 (874)
|
||
#define VFP_120 (246)
|
||
#define VSA (6)
|
||
#define VBP (20)
|
||
#define DATA_RATE 1226
|
||
|
||
#define PHYSICAL_WIDTH 64500 //70200
|
||
#define PHYSICAL_HEIGHT 128200 //152100
|
||
|
||
/* DSC RELATED */
|
||
#define DSC_ENABLE 1
|
||
#define DSC_VER 17
|
||
#define DSC_SLICE_MODE 1
|
||
#define DSC_RGB_SWAP 0
|
||
#define DSC_DSC_CFG 34
|
||
#define DSC_RCT_ON 1
|
||
#define DSC_BIT_PER_CHANNEL 8
|
||
#define DSC_DSC_LINE_BUF_DEPTH 9
|
||
#define DSC_BP_ENABLE 1
|
||
#define DSC_BIT_PER_PIXEL 128
|
||
|
||
#define DSC_SLICE_HEIGHT 20
|
||
#define DSC_SLICE_WIDTH 540
|
||
#define DSC_CHUNK_SIZE 540
|
||
#define DSC_XMIT_DELAY 512
|
||
#define DSC_DEC_DELAY 549
|
||
#define DSC_SCALE_VALUE 32
|
||
#define DSC_INCREMENT_INTERVAL 469
|
||
#define DSC_DECREMENT_INTERVAL 7
|
||
#define DSC_LINE_BPG_OFFSET 13
|
||
#define DSC_NFL_BPG_OFFSET 1402
|
||
#define DSC_SLICE_BPG_OFFSET 1302
|
||
#define DSC_INITIAL_OFFSET 6144
|
||
#define DSC_FINAL_OFFSET 4336
|
||
#define DSC_FLATNESS_MINQP 3
|
||
#define DSC_FLATNESS_MAXQP 12
|
||
#define DSC_RC_MODEL_SIZE 8192
|
||
#define DSC_RC_EDGE_FACTOR 6
|
||
#define DSC_RC_QUANT_INCR_LIMIT0 11
|
||
#define DSC_RC_QUANT_INCR_LIMIT1 11
|
||
#define DSC_RC_TGT_OFFSET_HI 3
|
||
#define DSC_RC_TGT_OFFSET_LO 3
|
||
|
||
#define PCLK_IN_KHZ_60HZ \
|
||
((HAC+HFP+HSA+HBP)*(VAC+VFP_60+VSA+VBP)*(60)/1000)
|
||
#define PCLK_IN_KHZ_90HZ \
|
||
((HAC+HFP+HSA+HBP)*(VAC+VFP_90+VSA+VBP)*(90)/1000)
|
||
#define PCLK_IN_KHZ_120HZ \
|
||
((HAC+HFP+HSA+HBP)*(VAC+VFP_120+VSA+VBP)*(120)/1000)
|
||
|
||
static const struct drm_display_mode default_mode = {
|
||
.clock = PCLK_IN_KHZ_60HZ,//PCLK_IN_KHZ, //339264
|
||
.hdisplay = HAC,
|
||
.hsync_start = HAC + HFP,//HFP
|
||
.hsync_end = HAC + HFP + HSA,//HSA
|
||
.htotal = HAC + HFP + HSA + HBP,//HBP
|
||
.vdisplay = VAC,
|
||
.vsync_start = VAC + VFP_60,//VFP
|
||
.vsync_end = VAC + VFP_60 + VSA,//VSA
|
||
.vtotal = VAC + VFP_60 + VSA + VBP,//VBP
|
||
};
|
||
|
||
static const struct drm_display_mode performance_mode_90hz = {
|
||
.clock = PCLK_IN_KHZ_90HZ,//PCLK2_IN_KHZ,
|
||
.hdisplay = HAC,
|
||
.hsync_start = HAC + HFP,//HFP
|
||
.hsync_end = HAC + HFP + HSA,//HSA
|
||
.htotal = HAC + HFP + HSA + HBP,//HBP
|
||
.vdisplay = VAC,
|
||
.vsync_start = VAC + VFP_90,//VFP
|
||
.vsync_end = VAC + VFP_90 + VSA,//VSA
|
||
.vtotal = VAC + VFP_90 + VSA + VBP,//VBP
|
||
};
|
||
#if 1
|
||
static const struct drm_display_mode performance_mode_120hz = {
|
||
.clock = PCLK_IN_KHZ_120HZ,//PCLK3_IN_KHZ,
|
||
.hdisplay = HAC,
|
||
.hsync_start = HAC + HFP,//HFP
|
||
.hsync_end = HAC + HFP + HSA,//HSA
|
||
.htotal = HAC + HFP + HSA + HBP,//HBP
|
||
.vdisplay = VAC,
|
||
.vsync_start = VAC + VFP_120,//VFP
|
||
.vsync_end = VAC + VFP_120 + VSA,//VSA
|
||
.vtotal = VAC + VFP_120 + VSA + VBP,//VBP
|
||
};
|
||
#endif
|
||
#if defined(CONFIG_MTK_PANEL_EXT)
|
||
#if 1
|
||
static struct mtk_panel_params ext_params_120 = {
|
||
//.vfp_low_power = 2540,//60hz
|
||
.pll_clk = DATA_RATE/2,
|
||
.physical_width_um = PHYSICAL_WIDTH,
|
||
.physical_height_um = PHYSICAL_HEIGHT,
|
||
.cust_esd_check = 1,
|
||
.esd_check_enable = 1,
|
||
.lcm_esd_check_table[0] = {
|
||
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
|
||
},
|
||
.data_rate = DATA_RATE,
|
||
.dyn = {
|
||
.switch_en = 1,
|
||
.data_rate = DATA_RATE,
|
||
.hfp = HFP,
|
||
.vfp = VFP_120,
|
||
},
|
||
};
|
||
#endif
|
||
static struct mtk_panel_params ext_params_90 = {
|
||
//.vfp_low_power = 2540,//60hz
|
||
.pll_clk = DATA_RATE/2,
|
||
.physical_width_um = PHYSICAL_WIDTH,
|
||
.physical_height_um = PHYSICAL_HEIGHT,
|
||
.cust_esd_check = 1,
|
||
.esd_check_enable = 1,
|
||
.lcm_esd_check_table[0] = {
|
||
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
|
||
},
|
||
.data_rate = DATA_RATE,
|
||
.dyn = {
|
||
.switch_en = 1,
|
||
.data_rate = DATA_RATE,
|
||
.hfp = HFP,
|
||
.vfp = VFP_90,
|
||
},
|
||
};
|
||
|
||
static struct mtk_panel_params ext_params_60 = {
|
||
//.vfp_low_power = 2540,//60hz
|
||
.pll_clk = DATA_RATE/2,
|
||
.physical_width_um = PHYSICAL_WIDTH,
|
||
.physical_height_um = PHYSICAL_HEIGHT,
|
||
.cust_esd_check = 0,
|
||
.esd_check_enable = 0,
|
||
.lcm_esd_check_table[0] = {
|
||
.cmd = 0x0A, .count = 1, .para_list[0] = 0x9C,
|
||
},
|
||
.dyn = {
|
||
.switch_en = 1,
|
||
.data_rate = DATA_RATE,
|
||
.hfp = HFP,
|
||
.vfp = VFP_60,
|
||
},
|
||
};
|
||
|
||
struct drm_display_mode *get_mode_by_id_hfp(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 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_hfp(connector, mode);
|
||
|
||
if (m == NULL) {
|
||
pr_err("%s:%d invalid display_mode\n", __func__, __LINE__);
|
||
return -1;
|
||
}
|
||
|
||
if (drm_mode_vrefresh(m) == 60) {
|
||
printk("drm_mode_vrefresh 60hz\n");
|
||
ext->params = &ext_params_60;
|
||
#if HFP_SUPPORT
|
||
current_fps = 60;
|
||
#endif
|
||
} else if (drm_mode_vrefresh(m)== 90) {
|
||
printk("drm_mode_vrefresh 90hz\n");
|
||
ext->params = &ext_params_90;
|
||
#if HFP_SUPPORT
|
||
current_fps = 90;
|
||
#endif
|
||
}else if (drm_mode_vrefresh(m) == 120) {
|
||
printk("drm_mode_vrefresh 120hz\n");
|
||
ext->params = &ext_params_120;
|
||
#if HFP_SUPPORT
|
||
current_fps = 120;
|
||
#endif
|
||
}else
|
||
ret = 1;
|
||
|
||
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_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, on);
|
||
devm_gpiod_put(ctx->dev, ctx->reset_gpio);
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int panel_ata_check(struct drm_panel *panel)
|
||
{
|
||
struct lcm *ctx = panel_to_lcm(panel);
|
||
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
|
||
unsigned char data[3] = {0x00, 0x00, 0x00};
|
||
unsigned char id[3] = {0x30, 0x00, 0x00};//modified by KLJ for lcd ata test
|
||
ssize_t ret;
|
||
|
||
ret = mipi_dsi_dcs_read(dsi, 0xDA, data, 3);
|
||
if (ret < 0) {
|
||
pr_err("%s error\n", __func__);
|
||
return 0;
|
||
}
|
||
|
||
pr_info("ATA read data %x %x %x\n", data[0], data[1], data[2]);
|
||
|
||
if (data[0] == id[0] &&
|
||
data[1] == id[1] &&
|
||
data[2] == id[2])
|
||
return 1;
|
||
|
||
pr_info("ATA expect data is %x %x %x\n", id[0], id[1], id[2]);
|
||
|
||
return 0;
|
||
}
|
||
|
||
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 int lcm_get_modes(struct drm_panel *panel,
|
||
struct drm_connector *connector)
|
||
{
|
||
struct drm_display_mode *mode;
|
||
struct drm_display_mode *mode2;
|
||
struct drm_display_mode *mode3;
|
||
|
||
mode = drm_mode_duplicate(connector->dev, &default_mode);
|
||
if (!mode) {
|
||
dev_info(connector->dev->dev, "failed to add mode %ux%ux@%u\n",
|
||
default_mode.hdisplay, default_mode.vdisplay,
|
||
drm_mode_vrefresh(&default_mode));
|
||
return -ENOMEM;
|
||
}
|
||
|
||
drm_mode_set_name(mode);
|
||
mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
|
||
drm_mode_probed_add(connector, mode);
|
||
|
||
mode2 = drm_mode_duplicate(connector->dev, &performance_mode_90hz);
|
||
if (!mode2) {
|
||
dev_info(connector->dev->dev, "failed to add mode %ux%ux@%u\n",
|
||
performance_mode_90hz.hdisplay, performance_mode_90hz.vdisplay,
|
||
drm_mode_vrefresh(&performance_mode_90hz));
|
||
return -ENOMEM;
|
||
}
|
||
|
||
drm_mode_set_name(mode2);
|
||
mode2->type = DRM_MODE_TYPE_DRIVER;
|
||
drm_mode_probed_add(connector, mode2);
|
||
|
||
#if 1
|
||
mode3 = drm_mode_duplicate(connector->dev, &performance_mode_120hz);
|
||
if (!mode3) {
|
||
dev_info(connector->dev->dev, "failed to add mode %ux%ux@%u\n",
|
||
performance_mode_120hz.hdisplay, performance_mode_120hz.vdisplay,
|
||
drm_mode_vrefresh(&performance_mode_120hz));
|
||
return -ENOMEM;
|
||
}
|
||
|
||
drm_mode_set_name(mode3);
|
||
mode3->type = DRM_MODE_TYPE_DRIVER;
|
||
drm_mode_probed_add(connector, mode3);
|
||
#endif
|
||
connector->display_info.width_mm = 69;
|
||
connector->display_info.height_mm = 157;
|
||
|
||
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 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;
|
||
|
||
pr_info("gc7272m %s+\n", __func__);
|
||
|
||
#ifndef BYPASSI2C
|
||
_lcm_i2c_init();
|
||
#endif
|
||
|
||
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;
|
||
}
|
||
|
||
ctx = devm_kzalloc(dev, sizeof(struct lcm), GFP_KERNEL);
|
||
if (!ctx)
|
||
return -ENOMEM;
|
||
|
||
mipi_dsi_set_drvdata(dsi, ctx);
|
||
|
||
ctx->dev = dev;
|
||
dsi->lanes = 4;
|
||
dsi->format = MIPI_DSI_FMT_RGB888;
|
||
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;
|
||
|
||
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);
|
||
|
||
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);
|
||
|
||
ctx->prepared = true;
|
||
ctx->enabled = true;
|
||
drm_panel_init(&ctx->panel, dev, &lcm_drm_funcs, DRM_MODE_CONNECTOR_DSI);
|
||
|
||
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
|
||
|
||
pr_info("%s-\n", __func__);
|
||
|
||
//drv add by yubo for hardware_info 20240416 start
|
||
#if IS_ENABLED(CONFIG_PRIZE_HARDWARE_INFO)
|
||
strcpy(current_lcm_info.chip,"GC7272");
|
||
strcpy(current_lcm_info.vendor,"longyu");
|
||
sprintf(current_lcm_info.id,"0x%02x",0x01);
|
||
strcpy(current_lcm_info.more,"720*1612");
|
||
#endif
|
||
//drv add by yubo for hardware_info 20240416 end
|
||
|
||
return ret;
|
||
}
|
||
|
||
static int lcm_remove(struct mipi_dsi_device *dsi)
|
||
{
|
||
struct lcm *ctx = mipi_dsi_get_drvdata(dsi);
|
||
|
||
#if defined(CONFIG_MTK_PANEL_EXT)
|
||
struct mtk_panel_ctx *ext_ctx = find_panel_ctx(&ctx->panel);
|
||
#endif
|
||
pr_info("%s+\n", __func__);
|
||
//i2c_del_driver(&_lcm_i2c_driver);
|
||
mipi_dsi_detach(dsi);
|
||
drm_panel_remove(&ctx->panel);
|
||
#if defined(CONFIG_MTK_PANEL_EXT)
|
||
mtk_panel_detach(ext_ctx);
|
||
mtk_panel_remove(ext_ctx);
|
||
#endif
|
||
|
||
return 0;
|
||
}
|
||
|
||
static const struct of_device_id lcm_of_match[] = {
|
||
{ .compatible = "hdplus,gc7272,jingtai", },
|
||
{ }
|
||
};
|
||
|
||
MODULE_DEVICE_TABLE(of, lcm_of_match);
|
||
|
||
static struct mipi_dsi_driver lcm_driver = {
|
||
.probe = lcm_probe,
|
||
.remove = lcm_remove,
|
||
.driver = {
|
||
.name = "panel-longyu-gc7272-hdplus-dsi-vdo",
|
||
.owner = THIS_MODULE,
|
||
.of_match_table = lcm_of_match,
|
||
},
|
||
};
|
||
|
||
module_mipi_dsi_driver(lcm_driver);
|
||
|
||
MODULE_AUTHOR("Cui Zhang <cui.zhang@mediatek.com>");
|
||
MODULE_DESCRIPTION("gc7272 VDO LCD Panel Driver");
|
||
MODULE_LICENSE("GPL v2");
|