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Commit 0993234a authored by Jianhua Lu's avatar Jianhua Lu Committed by Neil Armstrong
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drm/panel: Add driver for Novatek NT36523 

Add a driver for panels using the Novatek NT36523 display driver IC.
Signed-off-by: default avatarJianhua Lu <lujianhua000@gmail.com>
Reviewed-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230313101858.14611-2-lujianhua000@gmail.com
parent c61093b5
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MAINTAINERS
View file @ 0993234a
......@@ -6537,6 +6537,13 @@ T: git git://anongit.freedesktop.org/drm/drm-misc
F: Documentation/devicetree/bindings/display/panel/sony,acx424akp.yaml
F: drivers/gpu/drm/panel/panel-novatek-nt35560.c
DRM DRIVER FOR NOVATEK NT36523 PANELS
M: Jianhua Lu <lujianhua000@gmail.com>
S: Maintained
T: git git://anongit.freedesktop.org/drm/drm-misc
F: Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml
F: drivers/gpu/drm/panel/panel-novatek-nt36523.c
DRM DRIVER FOR NOVATEK NT36672A PANELS
M: Sumit Semwal <sumit.semwal@linaro.org>
S: Maintained
......
drivers/gpu/drm/panel/Kconfig
View file @ 0993234a
......@@ -388,6 +388,16 @@ config DRM_PANEL_NOVATEK_NT35950
Sharp panels used in Sony Xperia Z5 Premium and XZ Premium
mobile phones.
config DRM_PANEL_NOVATEK_NT36523
tristate "Novatek NT36523 panel driver"
depends on OF
depends on DRM_MIPI_DSI
depends on BACKLIGHT_CLASS_DEVICE
help
Say Y here if you want to enable support for the panels built
around the Novatek NT36523 display controller, such as some
Boe panels used in Xiaomi Mi Pad 5 and 5 Pro tablets.
config DRM_PANEL_NOVATEK_NT36672A
tristate "Novatek NT36672A DSI panel"
depends on OF
......
drivers/gpu/drm/panel/Makefile
View file @ 0993234a
......@@ -36,6 +36,7 @@ obj-$(CONFIG_DRM_PANEL_NEWVISION_NV3052C) += panel-newvision-nv3052c.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT35510) += panel-novatek-nt35510.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT35560) += panel-novatek-nt35560.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT35950) += panel-novatek-nt35950.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36523) += panel-novatek-nt36523.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT36672A) += panel-novatek-nt36672a.o
obj-$(CONFIG_DRM_PANEL_NOVATEK_NT39016) += panel-novatek-nt39016.o
obj-$(CONFIG_DRM_PANEL_MANTIX_MLAF057WE51) += panel-mantix-mlaf057we51.o
......
drivers/gpu/drm/panel/panel-novatek-nt36523.c 0 → 100644
View file @ 0993234a
// SPDX-License-Identifier: GPL-2.0-only
/*
* Novatek NT36523 DriverIC panels driver
*
* Copyright (c) 2022, 2023 Jianhua Lu <lujianhua000@gmail.com>
*/
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of_graph.h>
#include <linux/regulator/consumer.h>
#include <drm/drm_connector.h>
#include <drm/drm_crtc.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>
#define DSI_NUM_MIN 1
#define mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, cmd, seq...) \
do { \
mipi_dsi_dcs_write_seq(dsi0, cmd, seq); \
mipi_dsi_dcs_write_seq(dsi1, cmd, seq); \
} while (0)
struct panel_info {
struct drm_panel panel;
struct mipi_dsi_device *dsi[2];
const struct panel_desc *desc;
struct gpio_desc *reset_gpio;
struct backlight_device *backlight;
struct regulator *vddio;
bool prepared;
};
struct panel_desc {
unsigned int width_mm;
unsigned int height_mm;
unsigned int bpc;
unsigned int lanes;
unsigned long mode_flags;
enum mipi_dsi_pixel_format format;
const struct drm_display_mode *modes;
unsigned int num_modes;
const struct mipi_dsi_device_info dsi_info;
int (*init_sequence)(struct panel_info *pinfo);
bool is_dual_dsi;
};
static inline struct panel_info *to_panel_info(struct drm_panel *panel)
{
return container_of(panel, struct panel_info, panel);
}
static int elish_boe_init_sequence(struct panel_info *pinfo)
{
struct mipi_dsi_device *dsi0 = pinfo->dsi[0];
struct mipi_dsi_device *dsi1 = pinfo->dsi[1];
/* No datasheet, so write magic init sequence directly */
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x05);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x18, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x23);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x00, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x01, 0x84);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x05, 0x2d);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x06, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x07, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x08, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x09, 0x45);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x11, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x12, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x15, 0x83);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x16, 0x0c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x29, 0x0a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x30, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x31, 0xfe);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x32, 0xfd);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x33, 0xfb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x34, 0xf8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x35, 0xf5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x36, 0xf3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x37, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x38, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x39, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3a, 0xef);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3b, 0xec);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3d, 0xe9);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3f, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x40, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x41, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2a, 0x13);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x45, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x46, 0xf4);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x47, 0xe7);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x48, 0xda);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x49, 0xcd);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4a, 0xc0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4b, 0xb3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4c, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4d, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4e, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4f, 0x99);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x50, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x68);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x52, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x53, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x54, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2b, 0x0e);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x58, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x59, 0xfb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5a, 0xf7);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5b, 0xf3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5c, 0xef);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5d, 0xe3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5e, 0xda);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5f, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x60, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x61, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x62, 0xcb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x63, 0xbf);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x64, 0xb3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x65, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x66, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x67, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x2a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x25, 0x47);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x30, 0x47);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x39, 0x47);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x26);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x19, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1a, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1b, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1c, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2a, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2b, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xf0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x84, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x85, 0x0c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x91, 0x1f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x92, 0x0f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x93, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x94, 0x18);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x95, 0x03);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x96, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb0, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x19, 0x1f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1b, 0x1b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x24);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb8, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x27);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd0, 0x31);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd1, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd2, 0x30);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd4, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xde, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xdf, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x26);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x00, 0x81);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x01, 0xb0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x22);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9f, 0x50);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x6f, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x70, 0x11);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x73, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x74, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x76, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x77, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xa0, 0x3f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xa9, 0x50);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xaa, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xab, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xad, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb8, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xba, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbb, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbe, 0x04);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbf, 0x49);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc0, 0x04);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc1, 0x59);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc2, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc5, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc6, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc7, 0x48);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xca, 0x43);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xcb, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xce, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xcf, 0x43);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd0, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd3, 0x43);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd4, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd7, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xdc, 0x43);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xdd, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xe1, 0x43);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xe2, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xf2, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xf3, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xf4, 0x48);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x13, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x14, 0x23);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbc, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbd, 0x23);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x2a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x97, 0x3c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x98, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x99, 0x95);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9a, 0x03);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9b, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9c, 0x0b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9d, 0x0a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9e, 0x90);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x22);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9f, 0x50);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x23);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xa3, 0x50);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x14, 0x60);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x16, 0xc0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4f, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xf0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3a, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xd0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x02, 0xaf);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x09, 0xee);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1c, 0x99);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1d, 0x09);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x0f, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x53, 0x2c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x35, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbb, 0x13);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3b, 0x03, 0xac, 0x1a, 0x04, 0x04);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x11);
msleep(70);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x29);
return 0;
}
static int elish_csot_init_sequence(struct panel_info *pinfo)
{
struct mipi_dsi_device *dsi0 = pinfo->dsi[0];
struct mipi_dsi_device *dsi1 = pinfo->dsi[1];
/* No datasheet, so write magic init sequence directly */
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x05);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x18, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xd0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x02, 0xaf);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x00, 0x30);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x09, 0xee);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1c, 0x99);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1d, 0x09);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xf0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3a, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4f, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x58, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x35, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x23);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x00, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x01, 0x84);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x05, 0x2d);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x06, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x07, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x08, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x09, 0x45);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x11, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x12, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x15, 0x83);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x16, 0x0c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x29, 0x0a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x30, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x31, 0xfe);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x32, 0xfd);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x33, 0xfb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x34, 0xf8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x35, 0xf5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x36, 0xf3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x37, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x38, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x39, 0xf2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3a, 0xef);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3b, 0xec);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3d, 0xe9);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3f, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x40, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x41, 0xe5);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2a, 0x13);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x45, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x46, 0xf4);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x47, 0xe7);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x48, 0xda);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x49, 0xcd);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4a, 0xc0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4b, 0xb3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4c, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4d, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4e, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x4f, 0x99);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x50, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x68);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x52, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x53, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x54, 0x66);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2b, 0x0e);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x58, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x59, 0xfb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5a, 0xf7);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5b, 0xf3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5c, 0xef);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5d, 0xe3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5e, 0xda);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x5f, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x60, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x61, 0xd8);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x62, 0xcb);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x63, 0xbf);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x64, 0xb3);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x65, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x66, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x67, 0xb2);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x0f, 0xff);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x53, 0x2c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x55, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbb, 0x13);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x3b, 0x03, 0xac, 0x1a, 0x04, 0x04);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x2a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x25, 0x46);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x30, 0x46);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x39, 0x46);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x26);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x01, 0xb0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x19, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1a, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1b, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1c, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2a, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x2b, 0xe0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0xf0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x84, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x85, 0x0c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x51, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x91, 0x1f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x92, 0x0f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x93, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x94, 0x18);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x95, 0x03);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x96, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb0, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x19, 0x1f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x1b, 0x1b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x24);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb8, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x27);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd0, 0x31);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd1, 0x20);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd4, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xde, 0x80);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xdf, 0x02);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x26);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x00, 0x81);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x01, 0xb0);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x22);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x6f, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x70, 0x11);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x73, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x74, 0x4d);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xa0, 0x3f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xa9, 0x50);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xaa, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xab, 0x28);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xad, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb8, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xb9, 0x4b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xba, 0x96);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbb, 0x4b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbe, 0x07);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbf, 0x4b);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc0, 0x07);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc1, 0x5c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc2, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc5, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc6, 0x3f);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xc7, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xca, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xcb, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xce, 0x00);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xcf, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd0, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd3, 0x08);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xd4, 0x40);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x25);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbc, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xbd, 0x1c);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x2a);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xfb, 0x01);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x9a, 0x03);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0xff, 0x10);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x11);
msleep(70);
mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, 0x29);
return 0;
}
static const struct drm_display_mode elish_boe_modes[] = {
{
/* There is only one 120 Hz timing, but it doesn't work perfectly, 104 Hz preferred */
.clock = (1600 + 60 + 8 + 60) * (2560 + 26 + 4 + 168) * 104 / 1000,
.hdisplay = 1600,
.hsync_start = 1600 + 60,
.hsync_end = 1600 + 60 + 8,
.htotal = 1600 + 60 + 8 + 60,
.vdisplay = 2560,
.vsync_start = 2560 + 26,
.vsync_end = 2560 + 26 + 4,
.vtotal = 2560 + 26 + 4 + 168,
},
};
static const struct drm_display_mode elish_csot_modes[] = {
{
/* There is only one 120 Hz timing, but it doesn't work perfectly, 104 Hz preferred */
.clock = (1600 + 200 + 40 + 52) * (2560 + 26 + 4 + 168) * 104 / 1000,
.hdisplay = 1600,
.hsync_start = 1600 + 200,
.hsync_end = 1600 + 200 + 40,
.htotal = 1600 + 200 + 40 + 52,
.vdisplay = 2560,
.vsync_start = 2560 + 26,
.vsync_end = 2560 + 26 + 4,
.vtotal = 2560 + 26 + 4 + 168,
},
};
static const struct panel_desc elish_boe_desc = {
.modes = elish_boe_modes,
.num_modes = ARRAY_SIZE(elish_boe_modes),
.dsi_info = {
.type = "BOE-elish",
.channel = 0,
.node = NULL,
},
.width_mm = 127,
.height_mm = 203,
.bpc = 8,
.lanes = 3,
.format = MIPI_DSI_FMT_RGB888,
.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM,
.init_sequence = elish_boe_init_sequence,
.is_dual_dsi = true,
};
static const struct panel_desc elish_csot_desc = {
.modes = elish_csot_modes,
.num_modes = ARRAY_SIZE(elish_csot_modes),
.dsi_info = {
.type = "CSOT-elish",
.channel = 0,
.node = NULL,
},
.width_mm = 127,
.height_mm = 203,
.bpc = 8,
.lanes = 3,
.format = MIPI_DSI_FMT_RGB888,
.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM,
.init_sequence = elish_csot_init_sequence,
.is_dual_dsi = true,
};
static void nt36523_reset(struct panel_info *pinfo)
{
gpiod_set_value_cansleep(pinfo->reset_gpio, 1);
usleep_range(12000, 13000);
gpiod_set_value_cansleep(pinfo->reset_gpio, 0);
usleep_range(12000, 13000);
gpiod_set_value_cansleep(pinfo->reset_gpio, 1);
usleep_range(12000, 13000);
gpiod_set_value_cansleep(pinfo->reset_gpio, 0);
usleep_range(12000, 13000);
}
static int nt36523_prepare(struct drm_panel *panel)
{
struct panel_info *pinfo = to_panel_info(panel);
int ret;
if (pinfo->prepared)
return 0;
ret = regulator_enable(pinfo->vddio);
if (ret) {
dev_err(panel->dev, "failed to enable vddio regulator: %d\n", ret);
return ret;
}
nt36523_reset(pinfo);
ret = pinfo->desc->init_sequence(pinfo);
if (ret < 0) {
regulator_disable(pinfo->vddio);
dev_err(panel->dev, "failed to initialize panel: %d\n", ret);
return ret;
}
pinfo->prepared = true;
return 0;
}
static int nt36523_disable(struct drm_panel *panel)
{
struct panel_info *pinfo = to_panel_info(panel);
int i, ret;
for (i = 0; i < DSI_NUM_MIN + pinfo->desc->is_dual_dsi; i++) {
ret = mipi_dsi_dcs_set_display_off(pinfo->dsi[i]);
if (ret < 0)
dev_err(&pinfo->dsi[i]->dev, "failed to set display off: %d\n", ret);
}
for (i = 0; i < DSI_NUM_MIN + pinfo->desc->is_dual_dsi; i++) {
ret = mipi_dsi_dcs_enter_sleep_mode(pinfo->dsi[i]);
if (ret < 0)
dev_err(&pinfo->dsi[i]->dev, "failed to enter sleep mode: %d\n", ret);
}
msleep(70);
return 0;
}
static int nt36523_unprepare(struct drm_panel *panel)
{
struct panel_info *pinfo = to_panel_info(panel);
if (!pinfo->prepared)
return 0;
gpiod_set_value_cansleep(pinfo->reset_gpio, 1);
regulator_disable(pinfo->vddio);
pinfo->prepared = false;
return 0;
}
static void nt36523_remove(struct mipi_dsi_device *dsi)
{
struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi);
int ret;
ret = mipi_dsi_detach(pinfo->dsi[0]);
if (ret < 0)
dev_err(&dsi->dev, "failed to detach from DSI0 host: %d\n", ret);
if (pinfo->desc->is_dual_dsi) {
ret = mipi_dsi_detach(pinfo->dsi[1]);
if (ret < 0)
dev_err(&pinfo->dsi[1]->dev, "failed to detach from DSI1 host: %d\n", ret);
mipi_dsi_device_unregister(pinfo->dsi[1]);
}
drm_panel_remove(&pinfo->panel);
}
static int nt36523_get_modes(struct drm_panel *panel,
struct drm_connector *connector)
{
struct panel_info *pinfo = to_panel_info(panel);
int i;
for (i = 0; i < pinfo->desc->num_modes; i++) {
const struct drm_display_mode *m = &pinfo->desc->modes[i];
struct drm_display_mode *mode;
mode = drm_mode_duplicate(connector->dev, m);
if (!mode) {
dev_err(panel->dev, "failed to add mode %ux%u@%u\n",
m->hdisplay, m->vdisplay, drm_mode_vrefresh(m));
return -ENOMEM;
}
mode->type = DRM_MODE_TYPE_DRIVER;
if (i == 0)
mode->type |= DRM_MODE_TYPE_PREFERRED;
drm_mode_set_name(mode);
drm_mode_probed_add(connector, mode);
}
connector->display_info.width_mm = pinfo->desc->width_mm;
connector->display_info.height_mm = pinfo->desc->height_mm;
connector->display_info.bpc = pinfo->desc->bpc;
return pinfo->desc->num_modes;
}
static const struct drm_panel_funcs nt36523_panel_funcs = {
.disable = nt36523_disable,
.prepare = nt36523_prepare,
.unprepare = nt36523_unprepare,
.get_modes = nt36523_get_modes,
};
static int nt36523_probe(struct mipi_dsi_device *dsi)
{
struct device *dev = &dsi->dev;
struct device_node *dsi1;
struct mipi_dsi_host *dsi1_host;
struct panel_info *pinfo;
const struct mipi_dsi_device_info *info;
int i, ret;
pinfo = devm_kzalloc(dev, sizeof(*pinfo), GFP_KERNEL);
if (!pinfo)
return -ENOMEM;
pinfo->vddio = devm_regulator_get(dev, "vddio");
if (IS_ERR(pinfo->vddio))
return dev_err_probe(dev, PTR_ERR(pinfo->vddio), "failed to get vddio regulator\n");
pinfo->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(pinfo->reset_gpio))
return dev_err_probe(dev, PTR_ERR(pinfo->reset_gpio), "failed to get reset gpio\n");
pinfo->desc = of_device_get_match_data(dev);
if (!pinfo->desc)
return -ENODEV;
/* If the panel is dual dsi, register DSI1 */
if (pinfo->desc->is_dual_dsi) {
info = &pinfo->desc->dsi_info;
dsi1 = of_graph_get_remote_node(dsi->dev.of_node, 1, -1);
if (!dsi1) {
dev_err(dev, "cannot get secondary DSI node.\n");
return -ENODEV;
}
dsi1_host = of_find_mipi_dsi_host_by_node(dsi1);
of_node_put(dsi1);
if (!dsi1_host)
return dev_err_probe(dev, -EPROBE_DEFER, "cannot get secondary DSI host\n");
pinfo->dsi[1] = mipi_dsi_device_register_full(dsi1_host, info);
if (!pinfo->dsi[1]) {
dev_err(dev, "cannot get secondary DSI device\n");
return -ENODEV;
}
}
pinfo->dsi[0] = dsi;
mipi_dsi_set_drvdata(dsi, pinfo);
drm_panel_init(&pinfo->panel, dev, &nt36523_panel_funcs, DRM_MODE_CONNECTOR_DSI);
ret = drm_panel_of_backlight(&pinfo->panel);
if (ret)
return dev_err_probe(dev, ret, "failed to get backlight\n");
drm_panel_add(&pinfo->panel);
for (i = 0; i < DSI_NUM_MIN + pinfo->desc->is_dual_dsi; i++) {
pinfo->dsi[i]->lanes = pinfo->desc->lanes;
pinfo->dsi[i]->format = pinfo->desc->format;
pinfo->dsi[i]->mode_flags = pinfo->desc->mode_flags;
ret = mipi_dsi_attach(pinfo->dsi[i]);
if (ret < 0)
return dev_err_probe(dev, ret, "cannot attach to DSI%d host.\n", i);
}
return 0;
}
static const struct of_device_id nt36523_of_match[] = {
{
.compatible = "xiaomi,elish-boe-nt36523",
.data = &elish_boe_desc,
},
{
.compatible = "xiaomi,elish-csot-nt36523",
.data = &elish_csot_desc,
},
{},
};
MODULE_DEVICE_TABLE(of, nt36523_of_match);
static struct mipi_dsi_driver nt36523_driver = {
.probe = nt36523_probe,
.remove = nt36523_remove,
.driver = {
.name = "panel-novatek-nt36523",
.of_match_table = nt36523_of_match,
},
};
module_mipi_dsi_driver(nt36523_driver);
MODULE_AUTHOR("Jianhua Lu <lujianhua000@gmail.com>");
MODULE_DESCRIPTION("DRM driver for Novatek NT36523 based MIPI DSI panels");
MODULE_LICENSE("GPL");
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