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-rw-r--r--SOURCES/0001-drm-panel-add-Xingbangda-XBD599-panel.patch423
1 files changed, 423 insertions, 0 deletions
diff --git a/SOURCES/0001-drm-panel-add-Xingbangda-XBD599-panel.patch b/SOURCES/0001-drm-panel-add-Xingbangda-XBD599-panel.patch
new file mode 100644
index 0000000..6866d5f
--- /dev/null
+++ b/SOURCES/0001-drm-panel-add-Xingbangda-XBD599-panel.patch
@@ -0,0 +1,423 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Icenowy Zheng <icenowy@aosc.io>
+Date: Mon, 16 Mar 2020 21:35:01 +0800
+Subject: [PATCH] drm: panel: add Xingbangda XBD599 panel
+
+Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI IPS LCD panel made by
+Xingbangda, which is used on PinePhone final assembled phones.
+
+Add support for it.
+
+Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
+---
+ drivers/gpu/drm/panel/Kconfig | 9 +
+ drivers/gpu/drm/panel/Makefile | 1 +
+ .../gpu/drm/panel/panel-xingbangda-xbd599.c | 366 ++++++++++++++++++
+ 3 files changed, 376 insertions(+)
+ create mode 100644 drivers/gpu/drm/panel/panel-xingbangda-xbd599.c
+
+diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
+index 39055c1f0e2f..1f55a87bb657 100644
+--- a/drivers/gpu/drm/panel/Kconfig
++++ b/drivers/gpu/drm/panel/Kconfig
+@@ -462,6 +462,15 @@ config DRM_PANEL_VISIONOX_RM69299
+ Say Y here if you want to enable support for Visionox
+ RM69299 DSI Video Mode panel.
+
++config DRM_PANEL_XINGBANGDA_XBD599
++ tristate "Xingbangda XBD599 panel"
++ 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 Xingbangda XBD599
++ MIPI DSI Video Mode panel.
++
+ config DRM_PANEL_XINPENG_XPP055C272
+ tristate "Xinpeng XPP055C272 panel driver"
+ depends on OF
+diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile
+index de74f282c433..7b6b0c0397d6 100644
+--- a/drivers/gpu/drm/panel/Makefile
++++ b/drivers/gpu/drm/panel/Makefile
+@@ -49,4 +49,5 @@ 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-$(CONFIG_DRM_PANEL_XINGBANGDA_XBD599) += panel-xingbangda-xbd599.o
+ obj-$(CONFIG_DRM_PANEL_XINPENG_XPP055C272) += panel-xinpeng-xpp055c272.o
+diff --git a/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c
+new file mode 100644
+index 000000000000..b483f96ee1db
+--- /dev/null
++++ b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c
+@@ -0,0 +1,366 @@
++// SPDX-License-Identifier: GPL-2.0
++/*
++ * Xingbangda XBD599 MIPI-DSI panel driver
++ *
++ * Copyright (C) 2019-2020 Icenowy Zheng <icenowy@aosc.io>
++ *
++ * Based on panel-rocktech-jh057n00900.c, which is:
++ * Copyright (C) Purism SPC 2019
++ */
++
++#include <linux/delay.h>
++#include <linux/gpio/consumer.h>
++#include <linux/mod_devicetable.h>
++#include <linux/module.h>
++#include <linux/of_device.h>
++#include <linux/regulator/consumer.h>
++
++#include <drm/drm_mipi_dsi.h>
++#include <drm/drm_modes.h>
++#include <drm/drm_panel.h>
++#include <drm/drm_print.h>
++
++/* Manufacturer specific Commands send via DSI */
++#define ST7703_CMD_ALL_PIXEL_OFF 0x22
++#define ST7703_CMD_ALL_PIXEL_ON 0x23
++#define ST7703_CMD_SETDISP 0xB2
++#define ST7703_CMD_SETRGBIF 0xB3
++#define ST7703_CMD_SETCYC 0xB4
++#define ST7703_CMD_SETBGP 0xB5
++#define ST7703_CMD_SETVCOM 0xB6
++#define ST7703_CMD_SETOTP 0xB7
++#define ST7703_CMD_SETPOWER_EXT 0xB8
++#define ST7703_CMD_SETEXTC 0xB9
++#define ST7703_CMD_SETMIPI 0xBA
++#define ST7703_CMD_SETVDC 0xBC
++#define ST7703_CMD_SETSCR 0xC0
++#define ST7703_CMD_SETPOWER 0xC1
++#define ST7703_CMD_UNK_C6 0xC6
++#define ST7703_CMD_SETPANEL 0xCC
++#define ST7703_CMD_SETGAMMA 0xE0
++#define ST7703_CMD_SETEQ 0xE3
++#define ST7703_CMD_SETGIP1 0xE9
++#define ST7703_CMD_SETGIP2 0xEA
++
++static const char * const regulator_names[] = {
++ "iovcc",
++ "vcc",
++};
++
++struct xbd599 {
++ struct device *dev;
++ struct drm_panel panel;
++ struct gpio_desc *reset_gpio;
++ struct regulator_bulk_data supplies[ARRAY_SIZE(regulator_names)];
++ bool prepared;
++};
++
++static inline struct xbd599 *panel_to_xbd599(struct drm_panel *panel)
++{
++ return container_of(panel, struct xbd599, panel);
++}
++
++#define dsi_dcs_write_seq(dsi, cmd, seq...) do { \
++ static const u8 d[] = { seq }; \
++ int ret; \
++ ret = mipi_dsi_dcs_write(dsi, cmd, d, ARRAY_SIZE(d)); \
++ if (ret < 0) \
++ return ret; \
++ } while (0)
++
++static int xbd599_init_sequence(struct xbd599 *ctx)
++{
++ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
++ struct device *dev = ctx->dev;
++ int ret;
++
++ /*
++ * Init sequence was supplied by the panel vendor.
++ */
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC,
++ 0xF1, 0x12, 0x83);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI,
++ 0x33, 0x81, 0x05, 0xF9, 0x0E, 0x0E, 0x20, 0x00,
++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44, 0x25,
++ 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02, 0x4F, 0x11,
++ 0x00, 0x00, 0x37);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT,
++ 0x25, 0x22, 0x20, 0x03);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF,
++ 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00,
++ 0x00, 0x00);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR,
++ 0x73, 0x73, 0x50, 0x50, 0x00, 0xC0, 0x08, 0x70,
++ 0x00);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0xF0);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ,
++ 0x00, 0x00, 0x0B, 0x0B, 0x10, 0x10, 0x00, 0x00,
++ 0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10);
++ dsi_dcs_write_seq(dsi, 0xC6, 0x01, 0x00, 0xFF, 0xFF, 0x00);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER,
++ 0x74, 0x00, 0x32, 0x32, 0x77, 0xF1, 0xFF, 0xFF,
++ 0xCC, 0xCC, 0x77, 0x77);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x07, 0x07);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x2C, 0x2C);
++ dsi_dcs_write_seq(dsi, 0xBF, 0x02, 0x11, 0x00);
++
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1,
++ 0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12,
++ 0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38,
++ 0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00,
++ 0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88,
++ 0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64,
++ 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
++ 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2,
++ 0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
++ 0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88,
++ 0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13,
++ 0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
++ 0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00,
++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A,
++ 0xA5, 0x00, 0x00, 0x00, 0x00);
++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA,
++ 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35,
++ 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12,
++ 0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41,
++ 0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12,
++ 0x12, 0x18);
++ msleep(20);
++
++ ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
++ if (ret < 0) {
++ DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n");
++ return ret;
++ }
++ msleep(250);
++
++ ret = mipi_dsi_dcs_set_display_on(dsi);
++ if (ret)
++ return ret;
++ msleep(50);
++
++ DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n");
++ return 0;
++}
++
++static int xbd599_prepare(struct drm_panel *panel)
++{
++ struct xbd599 *ctx = panel_to_xbd599(panel);
++ int ret;
++
++ if (ctx->prepared)
++ return 0;
++
++ ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
++ if (ret)
++ return ret;
++
++ DRM_DEV_DEBUG_DRIVER(ctx->dev, "Resetting the panel\n");
++ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
++ usleep_range(20, 40);
++ gpiod_set_value_cansleep(ctx->reset_gpio, 0);
++ msleep(20);
++
++ ctx->prepared = true;
++
++ return 0;
++}
++
++static int xbd599_enable(struct drm_panel *panel)
++{
++ struct xbd599 *ctx = panel_to_xbd599(panel);
++ int ret;
++
++ ret = xbd599_init_sequence(ctx);
++ if (ret < 0) {
++ DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n",
++ ret);
++ return ret;
++ }
++
++ return 0;
++}
++
++static int xbd599_disable(struct drm_panel *panel)
++{
++ struct xbd599 *ctx = panel_to_xbd599(panel);
++ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
++
++ return mipi_dsi_dcs_set_display_off(dsi);
++}
++
++static int xbd599_unprepare(struct drm_panel *panel)
++{
++ struct xbd599 *ctx = panel_to_xbd599(panel);
++
++ if (!ctx->prepared)
++ return 0;
++
++ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
++ regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
++ ctx->prepared = false;
++
++ return 0;
++}
++
++static const struct drm_display_mode xbd599_default_mode = {
++ .hdisplay = 720,
++ .hsync_start = 720 + 40,
++ .hsync_end = 720 + 40 + 40,
++ .htotal = 720 + 40 + 40 + 40,
++ .vdisplay = 1440,
++ .vsync_start = 1440 + 18,
++ .vsync_end = 1440 + 18 + 10,
++ .vtotal = 1440 + 18 + 10 + 17,
++ .vrefresh = 60,
++ .clock = 69000,
++ .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
++
++ .width_mm = 68,
++ .height_mm = 136,
++ .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
++};
++
++static int xbd599_get_modes(struct drm_panel *panel,
++ struct drm_connector *connector)
++{
++ struct xbd599 *ctx = panel_to_xbd599(panel);
++ struct drm_display_mode *mode;
++
++ mode = drm_mode_duplicate(connector->dev, &xbd599_default_mode);
++ if (!mode) {
++ DRM_DEV_ERROR(ctx->dev, "Failed to add mode\n");
++ return -ENOMEM;
++ }
++
++ drm_mode_set_name(mode);
++
++ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
++ connector->display_info.width_mm = mode->width_mm;
++ connector->display_info.height_mm = mode->height_mm;
++ drm_mode_probed_add(connector, mode);
++
++ return 1;
++}
++
++static const struct drm_panel_funcs xbd599_drm_funcs = {
++ .prepare = xbd599_prepare,
++ .enable = xbd599_enable,
++ .disable = xbd599_disable,
++ .unprepare = xbd599_unprepare,
++ .get_modes = xbd599_get_modes,
++};
++
++static int xbd599_probe(struct mipi_dsi_device *dsi)
++{
++ struct device *dev = &dsi->dev;
++ struct xbd599 *ctx;
++ int i, ret;
++
++ ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
++ if (!ctx)
++ return -ENOMEM;
++
++ for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++)
++ ctx->supplies[i].supply = regulator_names[i];
++
++ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
++ ctx->supplies);
++ if (ret < 0) {
++ DRM_DEV_ERROR(&dsi->dev, "cannot get regulators\n");
++ return ret;
++ }
++
++ ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
++ if (IS_ERR(ctx->reset_gpio)) {
++ DRM_DEV_ERROR(dev, "cannot get reset gpio\n");
++ return PTR_ERR(ctx->reset_gpio);
++ }
++
++ 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;
++
++ drm_panel_init(&ctx->panel, &dsi->dev, &xbd599_drm_funcs,
++ DRM_MODE_CONNECTOR_DSI);
++
++ ret = drm_panel_of_backlight(&ctx->panel);
++ if (ret)
++ return ret;
++
++ drm_panel_add(&ctx->panel);
++
++ ret = mipi_dsi_attach(dsi);
++ if (ret < 0) {
++ DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n");
++ drm_panel_remove(&ctx->panel);
++ return ret;
++ }
++
++ DRM_DEV_INFO(dev, "%ux%u@%u %ubpp dsi %udl - ready\n",
++ xbd599_default_mode.hdisplay,
++ xbd599_default_mode.vdisplay,
++ xbd599_default_mode.vrefresh,
++ mipi_dsi_pixel_format_to_bpp(dsi->format), dsi->lanes);
++
++ return 0;
++}
++
++static void xbd599_shutdown(struct mipi_dsi_device *dsi)
++{
++ struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi);
++ int ret;
++
++ ret = drm_panel_unprepare(&ctx->panel);
++ if (ret < 0)
++ DRM_DEV_ERROR(&dsi->dev, "Failed to unprepare panel: %d\n",
++ ret);
++}
++
++static int xbd599_remove(struct mipi_dsi_device *dsi)
++{
++ struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi);
++ int ret;
++
++ xbd599_shutdown(dsi);
++
++ ret = mipi_dsi_detach(dsi);
++ if (ret < 0)
++ DRM_DEV_ERROR(&dsi->dev, "Failed to detach from DSI host: %d\n",
++ ret);
++
++ drm_panel_remove(&ctx->panel);
++
++ return 0;
++}
++
++static const struct of_device_id xbd599_of_match[] = {
++ { .compatible = "xingbangda,xbd599", },
++ { /* sentinel */ }
++};
++MODULE_DEVICE_TABLE(of, xbd599_of_match);
++
++static struct mipi_dsi_driver xbd599_driver = {
++ .probe = xbd599_probe,
++ .remove = xbd599_remove,
++ .shutdown = xbd599_shutdown,
++ .driver = {
++ .name = "panel-xingbangda-xbd599",
++ .of_match_table = xbd599_of_match,
++ },
++};
++module_mipi_dsi_driver(xbd599_driver);
++
++MODULE_AUTHOR("Icenowy Zheng <icenowy@aosc.io>");
++MODULE_DESCRIPTION("DRM driver for Xingbangda XBD599 MIPI DSI panel");
++MODULE_LICENSE("GPL v2");
+--
+2.26.2
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 14:45:05 +0000