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drm/panel: add Ilitek ILI9806E panel driver
The Ortustech COM35H3P70ULC panel is based on the ILI9806E DSI display controller. Co-developed-by: Gunnar Dibbern <gunnar.dibbern@lht.dlh.de> Signed-off-by: Gunnar Dibbern <gunnar.dibbern@lht.dlh.de> Signed-off-by: Michael Walle <mwalle@kernel.org> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20240626144433.3097793-3-mwalle@kernel.org Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20240626144433.3097793-3-mwalle@kernel.org
This commit is contained in:
Michael Walle
Neil Armstrong
parent
b7a0c0e9d8
commit
baf272bac6
@ -6900,6 +6900,11 @@ S: Maintained
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F: Documentation/devicetree/bindings/display/panel/ilitek,ili9805.yaml
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F: drivers/gpu/drm/panel/panel-ilitek-ili9805.c
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DRM DRIVER FOR ILITEK ILI9806E PANELS
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M: Michael Walle <mwalle@kernel.org>
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S: Maintained
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F: drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
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DRM DRIVER FOR JADARD JD9365DA-H3 MIPI-DSI LCD PANELS
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M: Jagan Teki <jagan@edgeble.ai>
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S: Maintained
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@ -205,6 +205,15 @@ config DRM_PANEL_ILITEK_ILI9805
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Say Y if you want to enable support for panels based on the
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Ilitek ILI9805 controller.
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config DRM_PANEL_ILITEK_ILI9806E
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tristate "Ilitek ILI9806E-based panels"
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depends on OF
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depends on DRM_MIPI_DSI
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depends on BACKLIGHT_CLASS_DEVICE
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help
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Say Y if you want to enable support for panels based on the
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Ilitek ILI9806E controller.
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config DRM_PANEL_ILITEK_ILI9881C
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tristate "Ilitek ILI9881C-based panels"
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depends on OF
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@ -21,6 +21,7 @@ obj-$(CONFIG_DRM_PANEL_HIMAX_HX8394) += panel-himax-hx8394.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_IL9322) += panel-ilitek-ili9322.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9341) += panel-ilitek-ili9341.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9805) += panel-ilitek-ili9805.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9806E) += panel-ilitek-ili9806e.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9881C) += panel-ilitek-ili9881c.o
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obj-$(CONFIG_DRM_PANEL_ILITEK_ILI9882T) += panel-ilitek-ili9882t.o
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obj-$(CONFIG_DRM_PANEL_INNOLUX_EJ030NA) += panel-innolux-ej030na.o
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402
drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
Normal file
402
drivers/gpu/drm/panel/panel-ilitek-ili9806e.c
Normal file
@ -0,0 +1,402 @@
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// SPDX-License-Identifier: GPL-2.0
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#include <linux/delay.h>
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#include <linux/device.h>
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#include <linux/err.h>
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#include <linux/errno.h>
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#include <linux/gpio/consumer.h>
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#include <linux/kernel.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/property.h>
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#include <linux/regulator/consumer.h>
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#include <drm/drm_mipi_dsi.h>
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#include <drm/drm_modes.h>
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#include <drm/drm_panel.h>
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#include <drm/drm_probe_helper.h>
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#include <video/mipi_display.h>
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struct panel_desc {
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const struct drm_display_mode *display_mode;
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unsigned long mode_flags;
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enum mipi_dsi_pixel_format format;
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unsigned int lanes;
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void (*init_sequence)(struct mipi_dsi_multi_context *ctx);
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};
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struct ili9806e_panel {
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struct drm_panel panel;
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struct mipi_dsi_device *dsi;
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struct gpio_desc *reset_gpio;
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struct regulator_bulk_data supplies[2];
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const struct panel_desc *desc;
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enum drm_panel_orientation orientation;
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};
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static const char * const regulator_names[] = {
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"vdd",
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"vccio",
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};
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static inline struct ili9806e_panel *to_ili9806e_panel(struct drm_panel *panel)
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{
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return container_of(panel, struct ili9806e_panel, panel);
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}
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static int ili9806e_power_on(struct ili9806e_panel *ctx)
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{
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struct mipi_dsi_device *dsi = ctx->dsi;
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int ret;
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gpiod_set_value(ctx->reset_gpio, 1);
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ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
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if (ret < 0) {
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dev_err(&dsi->dev, "regulator bulk enable failed: %d\n", ret);
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return ret;
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}
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usleep_range(10000, 20000);
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gpiod_set_value(ctx->reset_gpio, 0);
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usleep_range(10000, 20000);
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return 0;
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}
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static int ili9806e_power_off(struct ili9806e_panel *ctx)
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{
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struct mipi_dsi_device *dsi = ctx->dsi;
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int ret;
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gpiod_set_value(ctx->reset_gpio, 1);
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ret = regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
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if (ret)
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dev_err(&dsi->dev, "regulator bulk disable failed: %d\n", ret);
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return ret;
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}
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static int ili9806e_on(struct ili9806e_panel *ili9806e)
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{
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struct mipi_dsi_multi_context ctx = { .dsi = ili9806e->dsi };
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if (ili9806e->desc->init_sequence)
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ili9806e->desc->init_sequence(&ctx);
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mipi_dsi_dcs_exit_sleep_mode_multi(&ctx);
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mipi_dsi_msleep(&ctx, 120);
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mipi_dsi_dcs_set_display_on_multi(&ctx);
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return ctx.accum_err;
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}
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static int ili9806e_off(struct ili9806e_panel *panel)
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{
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struct mipi_dsi_multi_context ctx = { .dsi = panel->dsi };
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mipi_dsi_dcs_set_display_off_multi(&ctx);
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mipi_dsi_dcs_enter_sleep_mode_multi(&ctx);
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mipi_dsi_msleep(&ctx, 120);
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return ctx.accum_err;
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}
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static int ili9806e_prepare(struct drm_panel *panel)
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{
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struct ili9806e_panel *ctx = to_ili9806e_panel(panel);
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int ret;
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ret = ili9806e_power_on(ctx);
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if (ret < 0)
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return ret;
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ret = ili9806e_on(ctx);
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if (ret < 0) {
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ili9806e_power_off(ctx);
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return ret;
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}
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return 0;
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}
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static int ili9806e_unprepare(struct drm_panel *panel)
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{
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struct ili9806e_panel *ctx = to_ili9806e_panel(panel);
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struct mipi_dsi_device *dsi = ctx->dsi;
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int ret;
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ili9806e_off(ctx);
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ret = ili9806e_power_off(ctx);
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if (ret < 0)
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dev_err(&dsi->dev, "power off failed: %d\n", ret);
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return ret;
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}
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static int ili9806e_get_modes(struct drm_panel *panel,
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struct drm_connector *connector)
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{
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struct ili9806e_panel *ctx = to_ili9806e_panel(panel);
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const struct drm_display_mode *mode = ctx->desc->display_mode;
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return drm_connector_helper_get_modes_fixed(connector, mode);
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}
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static enum drm_panel_orientation ili9806e_get_orientation(struct drm_panel *panel)
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{
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struct ili9806e_panel *ctx = to_ili9806e_panel(panel);
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return ctx->orientation;
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}
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static const struct drm_panel_funcs ili9806e_funcs = {
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.prepare = ili9806e_prepare,
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.unprepare = ili9806e_unprepare,
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.get_modes = ili9806e_get_modes,
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.get_orientation = ili9806e_get_orientation,
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};
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static int ili9806e_dsi_probe(struct mipi_dsi_device *dsi)
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{
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struct device *dev = &dsi->dev;
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struct ili9806e_panel *ctx;
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int i, ret;
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ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
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if (!ctx)
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return -ENOMEM;
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ctx->desc = device_get_match_data(dev);
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for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++)
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ctx->supplies[i].supply = regulator_names[i];
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ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies),
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ctx->supplies);
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if (ret < 0)
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return ret;
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ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW);
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if (IS_ERR(ctx->reset_gpio))
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return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
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"Failed to get reset-gpios\n");
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mipi_dsi_set_drvdata(dsi, ctx);
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ctx->dsi = dsi;
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dsi->mode_flags = ctx->desc->mode_flags;
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dsi->format = ctx->desc->format;
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dsi->lanes = ctx->desc->lanes;
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drm_panel_init(&ctx->panel, dev, &ili9806e_funcs,
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DRM_MODE_CONNECTOR_DSI);
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ret = of_drm_get_panel_orientation(dev->of_node, &ctx->orientation);
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if (ret)
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return dev_err_probe(dev, ret, "Failed to get orientation\n");
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ret = drm_panel_of_backlight(&ctx->panel);
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if (ret)
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return dev_err_probe(dev, ret, "Failed to get backlight\n");
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ctx->panel.prepare_prev_first = true;
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drm_panel_add(&ctx->panel);
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ret = mipi_dsi_attach(dsi);
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if (ret < 0) {
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dev_err_probe(dev, ret, "Failed to attach to DSI host\n");
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drm_panel_remove(&ctx->panel);
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return ret;
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}
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return 0;
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}
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static void ili9806e_dsi_remove(struct mipi_dsi_device *dsi)
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{
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struct ili9806e_panel *ctx = mipi_dsi_get_drvdata(dsi);
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mipi_dsi_detach(dsi);
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drm_panel_remove(&ctx->panel);
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}
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static void com35h3p70ulc_init(struct mipi_dsi_multi_context *ctx)
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{
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/* Switch to page 1 */
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mipi_dsi_dcs_write_seq_multi(ctx, 0xff, 0xff, 0x98, 0x06, 0x04, 0x01);
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/* Interface Settings */
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mipi_dsi_dcs_write_seq_multi(ctx, 0x08, 0x18);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x21, 0x01);
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/* Panel Settings */
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mipi_dsi_dcs_write_seq_multi(ctx, 0x30, 0x03);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x31, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x60, 0x0d);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x61, 0x08);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x62, 0x08);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x63, 0x09);
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/* Power Control */
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mipi_dsi_dcs_write_seq_multi(ctx, 0x40, 0x30);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x41, 0x44);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x42, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x43, 0x89);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x44, 0x8e);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x45, 0xd9);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x46, 0x33);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x47, 0x33);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x50, 0x90);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x51, 0x90);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x56, 0x00);
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/* Gamma Settings */
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa0, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa1, 0x0c);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa2, 0x13);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa3, 0x0f);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa4, 0x0a);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa5, 0x0d);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa6, 0x0c);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa7, 0x0b);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa8, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xa9, 0x06);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xaa, 0x15);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xab, 0x07);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xac, 0x12);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xad, 0x28);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xae, 0x20);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xaf, 0x14);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc0, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc1, 0x0c);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc2, 0x13);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc3, 0x0f);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc4, 0x09);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc5, 0x0d);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc6, 0x0c);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc7, 0x0b);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc8, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xc9, 0x06);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xca, 0x14);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xcb, 0x07);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xcc, 0x0f);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xcd, 0x21);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xce, 0x17);
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mipi_dsi_dcs_write_seq_multi(ctx, 0xcf, 0x0a);
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/* Switch to page 7 */
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mipi_dsi_dcs_write_seq_multi(ctx, 0xff, 0xff, 0x98, 0x06, 0x04, 0x07);
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/* Power Control */
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mipi_dsi_dcs_write_seq_multi(ctx, 0x06, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x18, 0x1d);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x17, 0x32);
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/* Switch to page 6 */
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mipi_dsi_dcs_write_seq_multi(ctx, 0xff, 0xff, 0x98, 0x06, 0x04, 0x06);
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/* GIP settings */
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mipi_dsi_dcs_write_seq_multi(ctx, 0x00, 0x20);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x01, 0x02);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x02, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x03, 0x02);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x04, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x05, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x06, 0x88);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x07, 0x04);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x08, 0x03);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x09, 0x80);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0a, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0b, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0c, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0d, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0e, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x0f, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x10, 0x55);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x11, 0x50);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x12, 0x01);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x13, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x14, 0x00);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x15, 0x43);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x16, 0x0b);
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mipi_dsi_dcs_write_seq_multi(ctx, 0x17, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x18, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x19, 0x10);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x1a, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x1b, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x1c, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x1d, 0x00);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x20, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x21, 0x23);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x22, 0x45);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x23, 0x67);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x24, 0x01);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x25, 0x23);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x26, 0x45);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x27, 0x67);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x30, 0x02);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x31, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x32, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x33, 0x88);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x34, 0xaa);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x35, 0xbb);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x36, 0x66);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x37, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x38, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x39, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3a, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3b, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3c, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3d, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3e, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3f, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x40, 0x22);
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x53, 0x12);
|
||||
|
||||
/* Switch to page 0 */
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0xff, 0xff, 0x98, 0x06, 0x04, 0x00);
|
||||
/* Interface Pixel format */
|
||||
mipi_dsi_dcs_write_seq_multi(ctx, 0x3a, 0x60);
|
||||
};
|
||||
|
||||
static const struct drm_display_mode com35h3p70ulc_default_mode = {
|
||||
.clock = 22400,
|
||||
.hdisplay = 480,
|
||||
.hsync_start = 480 + 16,
|
||||
.hsync_end = 480 + 16 + 16,
|
||||
.htotal = 480 + 16 + 16 + 16,
|
||||
.vdisplay = 640,
|
||||
.vsync_start = 640 + 52,
|
||||
.vsync_end = 640 + 52 + 4,
|
||||
.vtotal = 640 + 52 + 4 + 16,
|
||||
.width_mm = 53,
|
||||
.height_mm = 71,
|
||||
};
|
||||
|
||||
static const struct panel_desc com35h3p70ulc_desc = {
|
||||
.init_sequence = com35h3p70ulc_init,
|
||||
.display_mode = &com35h3p70ulc_default_mode,
|
||||
.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
|
||||
MIPI_DSI_MODE_LPM,
|
||||
.format = MIPI_DSI_FMT_RGB888,
|
||||
.lanes = 2,
|
||||
};
|
||||
|
||||
static const struct of_device_id ili9806e_of_match[] = {
|
||||
{ .compatible = "ortustech,com35h3p70ulc", .data = &com35h3p70ulc_desc },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, ili9806e_of_match);
|
||||
|
||||
static struct mipi_dsi_driver ili9806e_dsi_driver = {
|
||||
.driver = {
|
||||
.name = "ili9806e-dsi",
|
||||
.of_match_table = ili9806e_of_match,
|
||||
},
|
||||
.probe = ili9806e_dsi_probe,
|
||||
.remove = ili9806e_dsi_remove,
|
||||
};
|
||||
module_mipi_dsi_driver(ili9806e_dsi_driver);
|
||||
|
||||
MODULE_AUTHOR("Gunnar Dibbern <gunnar.dibbern@lht.dlh.de>");
|
||||
MODULE_AUTHOR("Michael Walle <mwalle@kernel.org>");
|
||||
MODULE_DESCRIPTION("Ilitek ILI9806E Controller Driver");
|
||||
MODULE_LICENSE("GPL");
|
||||
Loading…
Reference in New Issue
Block a user