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Diffstat (limited to 'target/linux/d1/patches-6.1/0017-drm-panel-Add-driver-for-ST7701s-DPI-LCD-panel.patch')
-rw-r--r--target/linux/d1/patches-6.1/0017-drm-panel-Add-driver-for-ST7701s-DPI-LCD-panel.patch487
1 files changed, 0 insertions, 487 deletions
diff --git a/target/linux/d1/patches-6.1/0017-drm-panel-Add-driver-for-ST7701s-DPI-LCD-panel.patch b/target/linux/d1/patches-6.1/0017-drm-panel-Add-driver-for-ST7701s-DPI-LCD-panel.patch
deleted file mode 100644
index 535478cf9e..0000000000
--- a/target/linux/d1/patches-6.1/0017-drm-panel-Add-driver-for-ST7701s-DPI-LCD-panel.patch
+++ /dev/null
@@ -1,487 +0,0 @@
-From 9d9b8bd567c30a821c82c27035243536c5234542 Mon Sep 17 00:00:00 2001
-From: Samuel Holland <samuel@sholland.org>
-Date: Tue, 29 Mar 2022 22:47:57 -0500
-Subject: [PATCH 017/117] drm/panel: Add driver for ST7701s DPI LCD panel
-
-Signed-off-by: Samuel Holland <samuel@sholland.org>
----
- drivers/gpu/drm/panel/Kconfig | 8 +
- drivers/gpu/drm/panel/Makefile | 1 +
- .../gpu/drm/panel/panel-sitronix-st7701s.c | 444 ++++++++++++++++++
- 3 files changed, 453 insertions(+)
- create mode 100644 drivers/gpu/drm/panel/panel-sitronix-st7701s.c
-
---- a/drivers/gpu/drm/panel/Kconfig
-+++ b/drivers/gpu/drm/panel/Kconfig
-@@ -608,6 +608,14 @@ config DRM_PANEL_SITRONIX_ST7701
- ST7701 controller for 480X864 LCD panels with MIPI/RGB/SPI
- system interfaces.
-
-+config DRM_PANEL_SITRONIX_ST7701S
-+ tristate "Sitronix ST7701s panel driver"
-+ depends on OF
-+ depends on BACKLIGHT_CLASS_DEVICE
-+ help
-+ Say Y here if you want to enable support for the Sitronix
-+ ST7701s controller with a SPI interface.
-+
- config DRM_PANEL_SITRONIX_ST7703
- tristate "Sitronix ST7703 based MIPI touchscreen panels"
- depends on OF
---- a/drivers/gpu/drm/panel/Makefile
-+++ b/drivers/gpu/drm/panel/Makefile
-@@ -61,6 +61,7 @@ obj-$(CONFIG_DRM_PANEL_SHARP_LS037V7DW01
- obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o
- obj-$(CONFIG_DRM_PANEL_SHARP_LS060T1SX01) += panel-sharp-ls060t1sx01.o
- obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701) += panel-sitronix-st7701.o
-+obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701S) += panel-sitronix-st7701s.o
- obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7703) += panel-sitronix-st7703.o
- obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o
- obj-$(CONFIG_DRM_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o
---- /dev/null
-+++ b/drivers/gpu/drm/panel/panel-sitronix-st7701s.c
-@@ -0,0 +1,444 @@
-+// SPDX-License-Identifier: GPL-2.0-only
-+/*
-+ * Copyright (C) 2017 Free Electrons
-+ */
-+
-+#include <linux/delay.h>
-+#include <linux/gpio/consumer.h>
-+#include <linux/module.h>
-+#include <linux/spi/spi.h>
-+
-+#include <video/mipi_display.h>
-+
-+#include <drm/drm_device.h>
-+#include <drm/drm_modes.h>
-+#include <drm/drm_panel.h>
-+
-+struct st7701s {
-+ struct drm_panel panel;
-+ struct gpio_desc *reset;
-+ struct spi_device *spi;
-+};
-+
-+enum {
-+ ST7789V_COMMAND = 0 << 8,
-+ ST7789V_DATA = 1 << 8,
-+};
-+
-+#define LCD_WRITE_COMMAND(x) (ST7789V_COMMAND | (x))
-+#define LCD_WRITE_DATA(x) (ST7789V_DATA | (x))
-+
-+static const u16 st7701s_init_sequence_1[] = {
-+ LCD_WRITE_COMMAND(0xFF),
-+ LCD_WRITE_DATA(0x77),
-+ LCD_WRITE_DATA(0x01),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x10),
-+
-+ LCD_WRITE_COMMAND(0xC0),
-+ LCD_WRITE_DATA(0x3B),
-+ LCD_WRITE_DATA(0x00),
-+
-+ LCD_WRITE_COMMAND(0xC1),
-+ LCD_WRITE_DATA(0x0D),
-+ LCD_WRITE_DATA(0x02),
-+
-+ LCD_WRITE_COMMAND(0xC2),
-+ LCD_WRITE_DATA(0x21),
-+ LCD_WRITE_DATA(0x08),
-+
-+ // RGB Interface Setting
-+ // LCD_WRITE_COMMAND(0xC3),
-+ // LCD_WRITE_DATA(0x02),
-+
-+ LCD_WRITE_COMMAND(0xCD),
-+ LCD_WRITE_DATA(0x18),//0F 08-OK D0-D18
-+
-+ LCD_WRITE_COMMAND(0xB0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x18),
-+ LCD_WRITE_DATA(0x0E),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x06),
-+ LCD_WRITE_DATA(0x07),
-+ LCD_WRITE_DATA(0x08),
-+ LCD_WRITE_DATA(0x07),
-+ LCD_WRITE_DATA(0x22),
-+ LCD_WRITE_DATA(0x04),
-+ LCD_WRITE_DATA(0x12),
-+ LCD_WRITE_DATA(0x0F),
-+ LCD_WRITE_DATA(0xAA),
-+ LCD_WRITE_DATA(0x31),
-+ LCD_WRITE_DATA(0x18),
-+
-+ LCD_WRITE_COMMAND(0xB1),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x19),
-+ LCD_WRITE_DATA(0x0E),
-+ LCD_WRITE_DATA(0x12),
-+ LCD_WRITE_DATA(0x07),
-+ LCD_WRITE_DATA(0x08),
-+ LCD_WRITE_DATA(0x08),
-+ LCD_WRITE_DATA(0x08),
-+ LCD_WRITE_DATA(0x22),
-+ LCD_WRITE_DATA(0x04),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0xA9),
-+ LCD_WRITE_DATA(0x32),
-+ LCD_WRITE_DATA(0x18),
-+
-+ LCD_WRITE_COMMAND(0xFF),
-+ LCD_WRITE_DATA(0x77),
-+ LCD_WRITE_DATA(0x01),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x11),
-+
-+ LCD_WRITE_COMMAND(0xB0),
-+ LCD_WRITE_DATA(0x60),
-+
-+ LCD_WRITE_COMMAND(0xB1),
-+ LCD_WRITE_DATA(0x30),
-+
-+ LCD_WRITE_COMMAND(0xB2),
-+ LCD_WRITE_DATA(0x87),
-+
-+ LCD_WRITE_COMMAND(0xB3),
-+ LCD_WRITE_DATA(0x80),
-+
-+ LCD_WRITE_COMMAND(0xB5),
-+ LCD_WRITE_DATA(0x49),
-+
-+ LCD_WRITE_COMMAND(0xB7),
-+ LCD_WRITE_DATA(0x85),
-+
-+ LCD_WRITE_COMMAND(0xB8),
-+ LCD_WRITE_DATA(0x21),
-+
-+ LCD_WRITE_COMMAND(0xC1),
-+ LCD_WRITE_DATA(0x78),
-+
-+ LCD_WRITE_COMMAND(0xC2),
-+ LCD_WRITE_DATA(0x78),
-+};
-+
-+static const u16 st7701s_init_sequence_2[] = {
-+ LCD_WRITE_COMMAND(0xE0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x1B),
-+ LCD_WRITE_DATA(0x02),
-+
-+ LCD_WRITE_COMMAND(0xE1),
-+ LCD_WRITE_DATA(0x08),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x07),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x44),
-+ LCD_WRITE_DATA(0x44),
-+
-+ LCD_WRITE_COMMAND(0xE2),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x44),
-+ LCD_WRITE_DATA(0x44),
-+ LCD_WRITE_DATA(0xED),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0xEC),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+
-+ LCD_WRITE_COMMAND(0xE3),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x11),
-+
-+ LCD_WRITE_COMMAND(0xE4),
-+ LCD_WRITE_DATA(0x44),
-+ LCD_WRITE_DATA(0x44),
-+
-+ LCD_WRITE_COMMAND(0xE5),
-+ LCD_WRITE_DATA(0x0A),
-+ LCD_WRITE_DATA(0xE9),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x0C),
-+ LCD_WRITE_DATA(0xEB),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x0E),
-+ LCD_WRITE_DATA(0xED),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x10),
-+ LCD_WRITE_DATA(0xEF),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+
-+ LCD_WRITE_COMMAND(0xE6),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x11),
-+ LCD_WRITE_DATA(0x11),
-+
-+ LCD_WRITE_COMMAND(0xE7),
-+ LCD_WRITE_DATA(0x44),
-+ LCD_WRITE_DATA(0x44),
-+
-+ LCD_WRITE_COMMAND(0xE8),
-+ LCD_WRITE_DATA(0x09),
-+ LCD_WRITE_DATA(0xE8),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x0B),
-+ LCD_WRITE_DATA(0xEA),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x0D),
-+ LCD_WRITE_DATA(0xEC),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+ LCD_WRITE_DATA(0x0F),
-+ LCD_WRITE_DATA(0xEE),
-+ LCD_WRITE_DATA(0xD8),
-+ LCD_WRITE_DATA(0xA0),
-+
-+ LCD_WRITE_COMMAND(0xEB),
-+ LCD_WRITE_DATA(0x02),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0xE4),
-+ LCD_WRITE_DATA(0xE4),
-+ LCD_WRITE_DATA(0x88),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x40),
-+
-+ LCD_WRITE_COMMAND(0xEC),
-+ LCD_WRITE_DATA(0x3C),
-+ LCD_WRITE_DATA(0x00),
-+
-+ LCD_WRITE_COMMAND(0xED),
-+ LCD_WRITE_DATA(0xAB),
-+ LCD_WRITE_DATA(0x89),
-+ LCD_WRITE_DATA(0x76),
-+ LCD_WRITE_DATA(0x54),
-+ LCD_WRITE_DATA(0x02),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0xFF),
-+ LCD_WRITE_DATA(0x20),
-+ LCD_WRITE_DATA(0x45),
-+ LCD_WRITE_DATA(0x67),
-+ LCD_WRITE_DATA(0x98),
-+ LCD_WRITE_DATA(0xBA),
-+
-+ LCD_WRITE_COMMAND(0xFF),
-+ LCD_WRITE_DATA(0x77),
-+ LCD_WRITE_DATA(0x01),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+ LCD_WRITE_DATA(0x00),
-+
-+ LCD_WRITE_COMMAND(MIPI_DCS_SET_PIXEL_FORMAT),
-+ LCD_WRITE_DATA(0x66),
-+
-+ LCD_WRITE_COMMAND(MIPI_DCS_SET_ADDRESS_MODE),
-+ LCD_WRITE_DATA(0x00),
-+
-+ LCD_WRITE_COMMAND(MIPI_DCS_ENTER_INVERT_MODE),
-+
-+ LCD_WRITE_COMMAND(MIPI_DCS_EXIT_SLEEP_MODE),
-+};
-+
-+static const u16 st7701s_enable_sequence[] = {
-+ LCD_WRITE_COMMAND(MIPI_DCS_SET_DISPLAY_ON),
-+};
-+
-+static const u16 st7701s_disable_sequence[] = {
-+ LCD_WRITE_COMMAND(MIPI_DCS_SET_DISPLAY_OFF),
-+};
-+
-+static inline struct st7701s *panel_to_st7701s(struct drm_panel *panel)
-+{
-+ return container_of(panel, struct st7701s, panel);
-+}
-+
-+static int st7701s_spi_write(struct st7701s *ctx, const u16 *data, size_t size)
-+{
-+ struct spi_transfer xfer = { };
-+ struct spi_message msg;
-+
-+ spi_message_init(&msg);
-+
-+ xfer.tx_buf = data;
-+ xfer.bits_per_word = 9;
-+ xfer.len = size;
-+
-+ spi_message_add_tail(&xfer, &msg);
-+ return spi_sync(ctx->spi, &msg);
-+}
-+
-+static const struct drm_display_mode default_mode = {
-+ .clock = 19800,
-+ .hdisplay = 480,
-+ .hsync_start = 480 + 60,
-+ .hsync_end = 480 + 60 + 12,
-+ .htotal = 480 + 60 + 12 + 60,
-+ .vdisplay = 480,
-+ .vsync_start = 480 + 18,
-+ .vsync_end = 480 + 18 + 4,
-+ .vtotal = 480 + 18 + 4 + 18,
-+};
-+
-+static int st7701s_get_modes(struct drm_panel *panel,
-+ struct drm_connector *connector)
-+{
-+ struct drm_display_mode *mode;
-+
-+ mode = drm_mode_duplicate(connector->dev, &default_mode);
-+ if (!mode)
-+ return -ENOMEM;
-+
-+ drm_mode_set_name(mode);
-+
-+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
-+ drm_mode_probed_add(connector, mode);
-+
-+ connector->display_info.width_mm = 70;
-+ connector->display_info.height_mm = 72;
-+
-+ return 1;
-+}
-+
-+static int st7701s_prepare(struct drm_panel *panel)
-+{
-+ struct st7701s *ctx = panel_to_st7701s(panel);
-+
-+ gpiod_set_value_cansleep(ctx->reset, 1);
-+ msleep(20);
-+
-+ gpiod_set_value_cansleep(ctx->reset, 0);
-+ msleep(20);
-+
-+ st7701s_spi_write(ctx, st7701s_init_sequence_1,
-+ sizeof(st7701s_init_sequence_1));
-+ msleep(20);
-+
-+ st7701s_spi_write(ctx, st7701s_init_sequence_2,
-+ sizeof(st7701s_init_sequence_2));
-+ msleep(120);
-+
-+ return 0;
-+}
-+
-+static int st7701s_enable(struct drm_panel *panel)
-+{
-+ struct st7701s *ctx = panel_to_st7701s(panel);
-+
-+ st7701s_spi_write(ctx, st7701s_enable_sequence,
-+ sizeof(st7701s_enable_sequence));
-+ msleep(20);
-+
-+ return 0;
-+}
-+
-+static int st7701s_disable(struct drm_panel *panel)
-+{
-+ struct st7701s *ctx = panel_to_st7701s(panel);
-+
-+ st7701s_spi_write(ctx, st7701s_disable_sequence,
-+ sizeof(st7701s_disable_sequence));
-+
-+ return 0;
-+}
-+
-+static int st7701s_unprepare(struct drm_panel *panel)
-+{
-+ return 0;
-+}
-+
-+static const struct drm_panel_funcs st7701s_drm_funcs = {
-+ .disable = st7701s_disable,
-+ .enable = st7701s_enable,
-+ .get_modes = st7701s_get_modes,
-+ .prepare = st7701s_prepare,
-+ .unprepare = st7701s_unprepare,
-+};
-+
-+static int st7701s_probe(struct spi_device *spi)
-+{
-+ struct device *dev = &spi->dev;
-+ struct st7701s *ctx;
-+ int ret;
-+
-+ ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
-+ if (!ctx)
-+ return -ENOMEM;
-+
-+ spi_set_drvdata(spi, ctx);
-+ ctx->spi = spi;
-+
-+ ctx->reset = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_LOW);
-+ if (IS_ERR(ctx->reset)) {
-+ dev_err(&spi->dev, "Couldn't get our reset line\n");
-+ return PTR_ERR(ctx->reset);
-+ }
-+
-+ drm_panel_init(&ctx->panel, dev, &st7701s_drm_funcs,
-+ DRM_MODE_CONNECTOR_DPI);
-+
-+ ret = drm_panel_of_backlight(&ctx->panel);
-+ if (ret)
-+ return ret;
-+
-+ drm_panel_add(&ctx->panel);
-+
-+ return 0;
-+}
-+
-+static void st7701s_remove(struct spi_device *spi)
-+{
-+ struct st7701s *ctx = spi_get_drvdata(spi);
-+
-+ drm_panel_remove(&ctx->panel);
-+}
-+
-+static const struct of_device_id st7701s_of_match[] = {
-+ { .compatible = "sitronix,st7701s" },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(of, st7701s_of_match);
-+
-+static const struct spi_device_id st7701s_ids[] = {
-+ { "st7701s" },
-+ { }
-+};
-+MODULE_DEVICE_TABLE(spi, st7701s_ids);
-+
-+static struct spi_driver st7701s_driver = {
-+ .probe = st7701s_probe,
-+ .remove = st7701s_remove,
-+ .driver = {
-+ .name = "st7701s",
-+ .of_match_table = st7701s_of_match,
-+ },
-+};
-+module_spi_driver(st7701s_driver);
-+
-+MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>");
-+MODULE_DESCRIPTION("Sitronix ST7701s LCD Driver");
-+MODULE_LICENSE("GPL v2");
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-18 06:57:27 +0000