mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-09-02 16:44:59 +00:00
drm/panel: Add Visionox RM692E5 panel driver
Add the driver for Visionox RM692E5 panel support found in Nothing Phone (1). Signed-off-by: Eugene Lepshy <fekz115@gmail.com> Co-developed-by: Danila Tikhonov <danila@jiaxyga.com> Signed-off-by: Danila Tikhonov <danila@jiaxyga.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250217222431.82522-3-danila@jiaxyga.com Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20250217222431.82522-3-danila@jiaxyga.com
This commit is contained in:
Eugene Lepshy
Neil Armstrong
parent
383c772f23
commit
7cb3274341
@ -1015,6 +1015,16 @@ config DRM_PANEL_VISIONOX_RM69299
|
||||
Say Y here if you want to enable support for Visionox
|
||||
RM69299 DSI Video Mode panel.
|
||||
|
||||
config DRM_PANEL_VISIONOX_RM692E5
|
||||
tristate "Visionox RM692E5"
|
||||
depends on OF
|
||||
depends on DRM_MIPI_DSI
|
||||
depends on BACKLIGHT_CLASS_DEVICE
|
||||
help
|
||||
Say Y here if you want to enable support for Visionox RM692E5 amoled
|
||||
display panels, such as the one found in the Nothing Phone (1)
|
||||
smartphone.
|
||||
|
||||
config DRM_PANEL_VISIONOX_VTDR6130
|
||||
tristate "Visionox VTDR6130"
|
||||
depends on OF
|
||||
|
||||
@ -102,6 +102,7 @@ obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
|
||||
obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o
|
||||
obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o
|
||||
obj-$(CONFIG_DRM_PANEL_VISIONOX_RM69299) += panel-visionox-rm69299.o
|
||||
obj-$(CONFIG_DRM_PANEL_VISIONOX_RM692E5) += panel-visionox-rm692e5.o
|
||||
obj-$(CONFIG_DRM_PANEL_VISIONOX_VTDR6130) += panel-visionox-vtdr6130.o
|
||||
obj-$(CONFIG_DRM_PANEL_VISIONOX_R66451) += panel-visionox-r66451.o
|
||||
obj-$(CONFIG_DRM_PANEL_WIDECHIPS_WS2401) += panel-widechips-ws2401.o
|
||||
|
||||
442
drivers/gpu/drm/panel/panel-visionox-rm692e5.c
Normal file
442
drivers/gpu/drm/panel/panel-visionox-rm692e5.c
Normal file
@ -0,0 +1,442 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree:
|
||||
* Copyright (c) 2013, The Linux Foundation. All rights reserved.
|
||||
* Copyright (c) 2025, Eugene Lepshy <fekz115@gmail.com>
|
||||
* Copyright (c) 2025, Danila Tikhonov <danila@jiaxyga.com>
|
||||
*/
|
||||
|
||||
#include <linux/backlight.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/gpio/consumer.h>
|
||||
#include <linux/mod_devicetable.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/regulator/consumer.h>
|
||||
|
||||
#include <video/mipi_display.h>
|
||||
|
||||
#include <drm/display/drm_dsc.h>
|
||||
#include <drm/display/drm_dsc_helper.h>
|
||||
#include <drm/drm_mipi_dsi.h>
|
||||
#include <drm/drm_modes.h>
|
||||
#include <drm/drm_panel.h>
|
||||
#include <drm/drm_probe_helper.h>
|
||||
|
||||
struct visionox_rm692e5 {
|
||||
struct drm_panel panel;
|
||||
struct mipi_dsi_device *dsi;
|
||||
struct drm_dsc_config dsc;
|
||||
struct gpio_desc *reset_gpio;
|
||||
struct regulator_bulk_data *supplies;
|
||||
};
|
||||
|
||||
static const struct regulator_bulk_data visionox_rm692e5_supplies[] = {
|
||||
{ .supply = "vddio" }, /* 1p8 */
|
||||
{ .supply = "vdd" }, /* 3p3 */
|
||||
};
|
||||
|
||||
static inline
|
||||
struct visionox_rm692e5 *to_visionox_rm692e5(struct drm_panel *panel)
|
||||
{
|
||||
return container_of(panel, struct visionox_rm692e5, panel);
|
||||
}
|
||||
|
||||
static void visionox_rm692e5_reset(struct visionox_rm692e5 *ctx)
|
||||
{
|
||||
gpiod_set_value_cansleep(ctx->reset_gpio, 0);
|
||||
usleep_range(10000, 11000);
|
||||
gpiod_set_value_cansleep(ctx->reset_gpio, 1);
|
||||
usleep_range(1000, 2000);
|
||||
gpiod_set_value_cansleep(ctx->reset_gpio, 0);
|
||||
msleep(32);
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_on(struct visionox_rm692e5 *ctx)
|
||||
{
|
||||
struct mipi_dsi_device *dsi = ctx->dsi;
|
||||
struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
|
||||
|
||||
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
|
||||
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x40);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xbd, 0x07);
|
||||
mipi_dsi_usleep_range(&dsi_ctx, 17000, 18000);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xd2);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x50, 0x11);
|
||||
mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x00ab);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x52, 0x30);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x09);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x54, 0x60);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_POWER_SAVE, 0x04);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x56, 0x38);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x58, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x59, 0x14);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5a, 0x02);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5b, 0x1c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5c, 0x02);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5d, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_CABC_MIN_BRIGHTNESS, 0x20);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x5f, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x60, 0xe8);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x61, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x62, 0x07);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x63, 0x0c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x64, 0x05);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x65, 0x0e);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x66, 0x05);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x67, 0x16);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x68, 0x18);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x69, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6a, 0x10);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6b, 0xf0);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6c, 0x07);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6d, 0x10);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6e, 0x20);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x6f, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x70, 0x06);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x71, 0x0f);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x72, 0x0f);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x73, 0x33);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x74, 0x0e);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x75, 0x1c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x76, 0x2a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x77, 0x38);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x78, 0x46);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x79, 0x54);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7a, 0x62);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7b, 0x69);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7c, 0x70);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7d, 0x77);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7e, 0x79);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x7f, 0x7b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x80, 0x7d);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x81, 0x7e);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x82, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x83, 0x02);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x84, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x85, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x86, 0x2a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x87, 0x40);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x88, 0x2a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x89, 0xbe);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8a, 0x3a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8b, 0xfc);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8c, 0x3a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8d, 0xfa);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8e, 0x3a);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x8f, 0xf8);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x90, 0x3b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x91, 0x38);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x92, 0x3b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x93, 0x78);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x94, 0x3b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x95, 0xb6);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x96, 0x4b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x97, 0xf6);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x98, 0x4c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x99, 0x34);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9a, 0x4c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9b, 0x74);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9c, 0x5c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9d, 0x74);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9e, 0x8c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x9f, 0xf4);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_READ_PPS_START, 0x02);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa3, 0x1c);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa4, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa5, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa6, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa7, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_READ_PPS_CONTINUE, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xaa, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xa0, 0x80);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xa1);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xcd, 0x6b);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xce, 0xbb);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0xd1);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xb4, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x38);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x17, 0x0f);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x18, 0x0f);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfe, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xfa, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xc2, 0x08);
|
||||
mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
|
||||
mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x000d);
|
||||
mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
|
||||
mipi_dsi_msleep(&dsi_ctx, 50);
|
||||
mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
|
||||
mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
|
||||
|
||||
return dsi_ctx.accum_err;
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_disable(struct drm_panel *panel)
|
||||
{
|
||||
struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
|
||||
struct mipi_dsi_device *dsi = ctx->dsi;
|
||||
struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
|
||||
|
||||
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
|
||||
|
||||
mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
|
||||
mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
|
||||
mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
|
||||
mipi_dsi_usleep_range(&dsi_ctx, 1000, 2000);
|
||||
|
||||
return dsi_ctx.accum_err;
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_prepare(struct drm_panel *panel)
|
||||
{
|
||||
struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
|
||||
struct drm_dsc_picture_parameter_set pps;
|
||||
struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
|
||||
int ret;
|
||||
|
||||
ret = regulator_bulk_enable(ARRAY_SIZE(visionox_rm692e5_supplies),
|
||||
ctx->supplies);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
visionox_rm692e5_reset(ctx);
|
||||
|
||||
ret = visionox_rm692e5_on(ctx);
|
||||
if (ret < 0) {
|
||||
gpiod_set_value_cansleep(ctx->reset_gpio, 1);
|
||||
goto err;
|
||||
}
|
||||
|
||||
drm_dsc_pps_payload_pack(&pps, &ctx->dsc);
|
||||
mipi_dsi_picture_parameter_set_multi(&dsi_ctx, &pps);
|
||||
mipi_dsi_compression_mode_ext_multi(&dsi_ctx, true, MIPI_DSI_COMPRESSION_DSC, 0);
|
||||
|
||||
mipi_dsi_msleep(&dsi_ctx, 28);
|
||||
|
||||
if (dsi_ctx.accum_err < 0) {
|
||||
ret = dsi_ctx.accum_err;
|
||||
goto err;
|
||||
}
|
||||
|
||||
return dsi_ctx.accum_err;
|
||||
err:
|
||||
regulator_bulk_disable(ARRAY_SIZE(visionox_rm692e5_supplies),
|
||||
ctx->supplies);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_unprepare(struct drm_panel *panel)
|
||||
{
|
||||
struct visionox_rm692e5 *ctx = to_visionox_rm692e5(panel);
|
||||
|
||||
gpiod_set_value_cansleep(ctx->reset_gpio, 1);
|
||||
regulator_bulk_disable(ARRAY_SIZE(visionox_rm692e5_supplies),
|
||||
ctx->supplies);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct drm_display_mode visionox_rm692e5_modes[] = {
|
||||
/* Let's initialize the highest frequency first */
|
||||
{ /* 120Hz mode */
|
||||
.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 120 / 1000,
|
||||
.hdisplay = 1080,
|
||||
.hsync_start = 1080 + 26,
|
||||
.hsync_end = 1080 + 26 + 39,
|
||||
.htotal = 1080 + 26 + 39 + 36,
|
||||
.vdisplay = 2400,
|
||||
.vsync_start = 2400 + 16,
|
||||
.vsync_end = 2400 + 16 + 21,
|
||||
.vtotal = 2400 + 16 + 21 + 16,
|
||||
.width_mm = 68,
|
||||
.height_mm = 152,
|
||||
.type = DRM_MODE_TYPE_DRIVER,
|
||||
},
|
||||
{ /* 90Hz mode */
|
||||
.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 90 / 1000,
|
||||
.hdisplay = 1080,
|
||||
.hsync_start = 1080 + 26,
|
||||
.hsync_end = 1080 + 26 + 39,
|
||||
.htotal = 1080 + 26 + 39 + 36,
|
||||
.vdisplay = 2400,
|
||||
.vsync_start = 2400 + 16,
|
||||
.vsync_end = 2400 + 16 + 21,
|
||||
.vtotal = 2400 + 16 + 21 + 16,
|
||||
.width_mm = 68,
|
||||
.height_mm = 152,
|
||||
.type = DRM_MODE_TYPE_DRIVER,
|
||||
},
|
||||
{ /* 60Hz mode */
|
||||
.clock = (1080 + 26 + 39 + 36) * (2400 + 16 + 21 + 16) * 60 / 1000,
|
||||
.hdisplay = 1080,
|
||||
.hsync_start = 1080 + 26,
|
||||
.hsync_end = 1080 + 26 + 39,
|
||||
.htotal = 1080 + 26 + 39 + 36,
|
||||
.vdisplay = 2400,
|
||||
.vsync_start = 2400 + 16,
|
||||
.vsync_end = 2400 + 16 + 21,
|
||||
.vtotal = 2400 + 16 + 21 + 16,
|
||||
.width_mm = 68,
|
||||
.height_mm = 152,
|
||||
.type = DRM_MODE_TYPE_DRIVER,
|
||||
},
|
||||
};
|
||||
|
||||
static int visionox_rm692e5_get_modes(struct drm_panel *panel,
|
||||
struct drm_connector *connector)
|
||||
{
|
||||
int count = 0;
|
||||
|
||||
for (int i = 0; i < ARRAY_SIZE(visionox_rm692e5_modes); i++)
|
||||
count += drm_connector_helper_get_modes_fixed(connector,
|
||||
&visionox_rm692e5_modes[i]);
|
||||
|
||||
return count;
|
||||
}
|
||||
|
||||
static const struct drm_panel_funcs visionox_rm692e5_panel_funcs = {
|
||||
.prepare = visionox_rm692e5_prepare,
|
||||
.unprepare = visionox_rm692e5_unprepare,
|
||||
.disable = visionox_rm692e5_disable,
|
||||
.get_modes = visionox_rm692e5_get_modes,
|
||||
};
|
||||
|
||||
static int visionox_rm692e5_bl_update_status(struct backlight_device *bl)
|
||||
{
|
||||
struct mipi_dsi_device *dsi = bl_get_data(bl);
|
||||
u16 brightness = backlight_get_brightness(bl);
|
||||
int ret;
|
||||
|
||||
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
|
||||
|
||||
ret = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_bl_get_brightness(struct backlight_device *bl)
|
||||
{
|
||||
struct mipi_dsi_device *dsi = bl_get_data(bl);
|
||||
u16 brightness;
|
||||
int ret;
|
||||
|
||||
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
|
||||
|
||||
ret = mipi_dsi_dcs_get_display_brightness_large(dsi, &brightness);
|
||||
if (ret < 0)
|
||||
return ret;
|
||||
|
||||
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
|
||||
|
||||
return brightness;
|
||||
}
|
||||
|
||||
static const struct backlight_ops visionox_rm692e5_bl_ops = {
|
||||
.update_status = visionox_rm692e5_bl_update_status,
|
||||
.get_brightness = visionox_rm692e5_bl_get_brightness,
|
||||
};
|
||||
|
||||
static struct backlight_device *
|
||||
visionox_rm692e5_create_backlight(struct mipi_dsi_device *dsi)
|
||||
{
|
||||
struct device *dev = &dsi->dev;
|
||||
const struct backlight_properties props = {
|
||||
.type = BACKLIGHT_RAW,
|
||||
.brightness = 2047,
|
||||
.max_brightness = 4095,
|
||||
};
|
||||
|
||||
return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,
|
||||
&visionox_rm692e5_bl_ops, &props);
|
||||
}
|
||||
|
||||
static int visionox_rm692e5_probe(struct mipi_dsi_device *dsi)
|
||||
{
|
||||
struct device *dev = &dsi->dev;
|
||||
struct visionox_rm692e5 *ctx;
|
||||
int ret;
|
||||
|
||||
ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
|
||||
if (!ctx)
|
||||
return -ENOMEM;
|
||||
|
||||
ret = devm_regulator_bulk_get_const(&dsi->dev,
|
||||
ARRAY_SIZE(visionox_rm692e5_supplies),
|
||||
visionox_rm692e5_supplies,
|
||||
&ctx->supplies);
|
||||
if (ret < 0)
|
||||
return dev_err_probe(dev, ret, "Failed to get regulators\n");
|
||||
|
||||
ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
|
||||
if (IS_ERR(ctx->reset_gpio))
|
||||
return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
|
||||
"Failed to get reset-gpios\n");
|
||||
|
||||
ctx->dsi = dsi;
|
||||
mipi_dsi_set_drvdata(dsi, ctx);
|
||||
|
||||
dsi->lanes = 4;
|
||||
dsi->format = MIPI_DSI_FMT_RGB888;
|
||||
dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS;
|
||||
|
||||
drm_panel_init(&ctx->panel, dev, &visionox_rm692e5_panel_funcs,
|
||||
DRM_MODE_CONNECTOR_DSI);
|
||||
ctx->panel.prepare_prev_first = true;
|
||||
|
||||
ctx->panel.backlight = visionox_rm692e5_create_backlight(dsi);
|
||||
if (IS_ERR(ctx->panel.backlight))
|
||||
return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
|
||||
"Failed to create backlight\n");
|
||||
|
||||
drm_panel_add(&ctx->panel);
|
||||
|
||||
dsi->dsc = &ctx->dsc;
|
||||
ctx->dsc.dsc_version_major = 1;
|
||||
ctx->dsc.dsc_version_minor = 1;
|
||||
ctx->dsc.slice_height = 20;
|
||||
ctx->dsc.slice_width = 540;
|
||||
ctx->dsc.slice_count = 1080 / ctx->dsc.slice_width;
|
||||
ctx->dsc.bits_per_component = 10;
|
||||
ctx->dsc.bits_per_pixel = 8 << 4;
|
||||
ctx->dsc.block_pred_enable = true;
|
||||
|
||||
ret = devm_mipi_dsi_attach(dev, dsi);
|
||||
if (ret < 0) {
|
||||
drm_panel_remove(&ctx->panel);
|
||||
return dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void visionox_rm692e5_remove(struct mipi_dsi_device *dsi)
|
||||
{
|
||||
struct visionox_rm692e5 *ctx = mipi_dsi_get_drvdata(dsi);
|
||||
|
||||
drm_panel_remove(&ctx->panel);
|
||||
}
|
||||
|
||||
static const struct of_device_id visionox_rm692e5_of_match[] = {
|
||||
{ .compatible = "visionox,rm692e5" },
|
||||
{ /* sentinel */ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, visionox_rm692e5_of_match);
|
||||
|
||||
static struct mipi_dsi_driver visionox_rm692e5_driver = {
|
||||
.probe = visionox_rm692e5_probe,
|
||||
.remove = visionox_rm692e5_remove,
|
||||
.driver = {
|
||||
.name = "panel-visionox-rm692e5",
|
||||
.of_match_table = visionox_rm692e5_of_match,
|
||||
},
|
||||
};
|
||||
module_mipi_dsi_driver(visionox_rm692e5_driver);
|
||||
|
||||
MODULE_AUTHOR("Eugene Lepshy <fekz115@gmail.com>");
|
||||
MODULE_AUTHOR("Danila Tikhonov <danila@jiaxyga.com>");
|
||||
MODULE_DESCRIPTION("DRM driver for Visionox RM692E5 cmd mode dsi panel");
|
||||
MODULE_LICENSE("GPL");
|
||||
Loading…
Reference in New Issue
Block a user