From 16ea975eac671fa40a78594a116a44fef8e3f4a9 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Tue, 8 Jan 2013 15:04:28 -0600 Subject: drm/tilcdc: add TI LCD Controller DRM driver (v4) A simple DRM/KMS driver for the TI LCD Controller found in various smaller TI parts (AM33xx, OMAPL138, etc). This driver uses the CMA helpers. Currently only the TFP410 DVI encoder is supported (tested with beaglebone + DVI cape). There are also various LCD displays, for which support can be added (as I get hw to test on), and an external i2c HDMI encoder found on some boards. The display controller supports a single CRTC. And the encoder+ connector are split out into sub-devices. Depending on which LCD or external encoder is actually present, the appropriate output module(s) will be loaded. v1: original v2: fix fb refcnting and few other cleanups v3: get +/- vsync/hsync from timings rather than panel-info, add option DT max-bandwidth field so driver doesn't attempt to pick a display mode with too high memory bandwidth, and other small cleanups v4: remove some unneeded stuff from panel-info struct, properly set high bits for hfp/hsw/hbp for rev 2, add DT bindings docs Signed-off-by: Rob Clark Reviewed-by: Daniel Vetter Tested-by: Koen Kooi --- .../devicetree/bindings/drm/tilcdc/tfp410.txt | 21 +++++++++++++++++++++ .../devicetree/bindings/drm/tilcdc/tilcdc.txt | 21 +++++++++++++++++++++ 2 files changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/drm/tilcdc/tfp410.txt create mode 100644 Documentation/devicetree/bindings/drm/tilcdc/tilcdc.txt (limited to 'Documentation/devicetree/bindings/drm') diff --git a/Documentation/devicetree/bindings/drm/tilcdc/tfp410.txt b/Documentation/devicetree/bindings/drm/tilcdc/tfp410.txt new file mode 100644 index 000000000000..a58ae7756fc6 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/tilcdc/tfp410.txt @@ -0,0 +1,21 @@ +Device-Tree bindings for tilcdc DRM TFP410 output driver + +Required properties: + - compatible: value should be "ti,tilcdc,tfp410". + - i2c: the phandle for the i2c device to use for DDC + +Recommended properties: + - pinctrl-names, pinctrl-0: the pincontrol settings to configure + muxing properly for pins that connect to TFP410 device + - powerdn-gpio: the powerdown GPIO, pulled low to power down the + TFP410 device (for DPMS_OFF) + +Example: + + dvicape { + compatible = "ti,tilcdc,tfp410"; + i2c = <&i2c2>; + pinctrl-names = "default"; + pinctrl-0 = <&bone_dvi_cape_dvi_00A1_pins>; + powerdn-gpio = <&gpio2 31 0>; + }; diff --git a/Documentation/devicetree/bindings/drm/tilcdc/tilcdc.txt b/Documentation/devicetree/bindings/drm/tilcdc/tilcdc.txt new file mode 100644 index 000000000000..e5f130159ae1 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/tilcdc/tilcdc.txt @@ -0,0 +1,21 @@ +Device-Tree bindings for tilcdc DRM driver + +Required properties: + - compatible: value should be "ti,am33xx-tilcdc". + - interrupts: the interrupt number + - reg: base address and size of the LCDC device + +Recommended properties: + - interrupt-parent: the phandle for the interrupt controller that + services interrupts for this device. + - ti,hwmods: Name of the hwmod associated to the LCDC + +Example: + + fb: fb@4830e000 { + compatible = "ti,am33xx-tilcdc"; + reg = <0x4830e000 0x1000>; + interrupt-parent = <&intc>; + interrupts = <36>; + ti,hwmods = "lcdc"; + }; -- cgit v1.2.3-59-g8ed1b From 6e8de0bd6a51fdeebd5d975c4fcc426f730b339b Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Tue, 22 Jan 2013 16:02:21 -0600 Subject: drm/tilcdc: add encoder slave (v2) Add output panel driver for i2c encoder slaves. v1: original v2: add DT bindings docs, and minor updates for review comments Signed-off-by: Rob Clark Reviewed-by: Daniel Vetter Tested-by: Koen Kooi --- .../devicetree/bindings/drm/tilcdc/slave.txt | 18 + drivers/gpu/drm/tilcdc/Makefile | 1 + drivers/gpu/drm/tilcdc/tilcdc_drv.c | 5 +- drivers/gpu/drm/tilcdc/tilcdc_slave.c | 376 +++++++++++++++++++++ drivers/gpu/drm/tilcdc/tilcdc_slave.h | 26 ++ 5 files changed, 425 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/drm/tilcdc/slave.txt create mode 100644 drivers/gpu/drm/tilcdc/tilcdc_slave.c create mode 100644 drivers/gpu/drm/tilcdc/tilcdc_slave.h (limited to 'Documentation/devicetree/bindings/drm') diff --git a/Documentation/devicetree/bindings/drm/tilcdc/slave.txt b/Documentation/devicetree/bindings/drm/tilcdc/slave.txt new file mode 100644 index 000000000000..3d2c52460dca --- /dev/null +++ b/Documentation/devicetree/bindings/drm/tilcdc/slave.txt @@ -0,0 +1,18 @@ +Device-Tree bindings for tilcdc DRM encoder slave output driver + +Required properties: + - compatible: value should be "ti,tilcdc,slave". + - i2c: the phandle for the i2c device the encoder slave is connected to + +Recommended properties: + - pinctrl-names, pinctrl-0: the pincontrol settings to configure + muxing properly for pins that connect to TFP410 device + +Example: + + hdmi { + compatible = "ti,tilcdc,slave"; + i2c = <&i2c0>; + pinctrl-names = "default"; + pinctrl-0 = <&nxp_hdmi_bonelt_pins>; + }; diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile index 1359cc29cd81..aa9097edbaf8 100644 --- a/drivers/gpu/drm/tilcdc/Makefile +++ b/drivers/gpu/drm/tilcdc/Makefile @@ -3,6 +3,7 @@ ccflags-y := -Iinclude/drm -Werror tilcdc-y := \ tilcdc_crtc.o \ tilcdc_tfp410.o \ + tilcdc_slave.o \ tilcdc_drv.o obj-$(CONFIG_DRM_TILCDC) += tilcdc.o diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index f6defbfaaffb..25f3add2a754 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -20,6 +20,7 @@ #include "tilcdc_drv.h" #include "tilcdc_regs.h" #include "tilcdc_tfp410.h" +#include "tilcdc_slave.h" #include "drm_fb_helper.h" @@ -587,6 +588,7 @@ static int __init tilcdc_drm_init(void) { DBG("init"); tilcdc_tfp410_init(); + tilcdc_slave_init(); return platform_driver_register(&tilcdc_platform_driver); } @@ -594,10 +596,11 @@ static void __exit tilcdc_drm_fini(void) { DBG("fini"); tilcdc_tfp410_fini(); + tilcdc_slave_fini(); platform_driver_unregister(&tilcdc_platform_driver); } -module_init(tilcdc_drm_init); +late_initcall(tilcdc_drm_init); module_exit(tilcdc_drm_fini); MODULE_AUTHOR("Rob Clark + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +#include +#include +#include +#include +#include + +#include "tilcdc_drv.h" + +struct slave_module { + struct tilcdc_module base; + struct i2c_adapter *i2c; +}; +#define to_slave_module(x) container_of(x, struct slave_module, base) + +static const struct tilcdc_panel_info slave_info = { + .bpp = 16, + .ac_bias = 255, + .ac_bias_intrpt = 0, + .dma_burst_sz = 16, + .fdd = 0x80, + .tft_alt_mode = 0, + .sync_edge = 0, + .sync_ctrl = 1, + .raster_order = 0, +}; + + +/* + * Encoder: + */ + +struct slave_encoder { + struct drm_encoder_slave base; + struct slave_module *mod; +}; +#define to_slave_encoder(x) container_of(to_encoder_slave(x), struct slave_encoder, base) + +static inline struct drm_encoder_slave_funcs * +get_slave_funcs(struct drm_encoder *enc) +{ + return to_encoder_slave(enc)->slave_funcs; +} + +static void slave_encoder_destroy(struct drm_encoder *encoder) +{ + struct slave_encoder *slave_encoder = to_slave_encoder(encoder); + if (get_slave_funcs(encoder)) + get_slave_funcs(encoder)->destroy(encoder); + drm_encoder_cleanup(encoder); + kfree(slave_encoder); +} + +static void slave_encoder_prepare(struct drm_encoder *encoder) +{ + drm_i2c_encoder_prepare(encoder); + tilcdc_crtc_set_panel_info(encoder->crtc, &slave_info); +} + +static const struct drm_encoder_funcs slave_encoder_funcs = { + .destroy = slave_encoder_destroy, +}; + +static const struct drm_encoder_helper_funcs slave_encoder_helper_funcs = { + .dpms = drm_i2c_encoder_dpms, + .mode_fixup = drm_i2c_encoder_mode_fixup, + .prepare = slave_encoder_prepare, + .commit = drm_i2c_encoder_commit, + .mode_set = drm_i2c_encoder_mode_set, + .save = drm_i2c_encoder_save, + .restore = drm_i2c_encoder_restore, +}; + +static const struct i2c_board_info info = { + I2C_BOARD_INFO("tda998x", 0x70) +}; + +static struct drm_encoder *slave_encoder_create(struct drm_device *dev, + struct slave_module *mod) +{ + struct slave_encoder *slave_encoder; + struct drm_encoder *encoder; + int ret; + + slave_encoder = kzalloc(sizeof(*slave_encoder), GFP_KERNEL); + if (!slave_encoder) { + dev_err(dev->dev, "allocation failed\n"); + return NULL; + } + + slave_encoder->mod = mod; + + encoder = &slave_encoder->base.base; + encoder->possible_crtcs = 1; + + ret = drm_encoder_init(dev, encoder, &slave_encoder_funcs, + DRM_MODE_ENCODER_TMDS); + if (ret) + goto fail; + + drm_encoder_helper_add(encoder, &slave_encoder_helper_funcs); + + ret = drm_i2c_encoder_init(dev, to_encoder_slave(encoder), mod->i2c, &info); + if (ret) + goto fail; + + return encoder; + +fail: + slave_encoder_destroy(encoder); + return NULL; +} + +/* + * Connector: + */ + +struct slave_connector { + struct drm_connector base; + + struct drm_encoder *encoder; /* our connected encoder */ + struct slave_module *mod; +}; +#define to_slave_connector(x) container_of(x, struct slave_connector, base) + +static void slave_connector_destroy(struct drm_connector *connector) +{ + struct slave_connector *slave_connector = to_slave_connector(connector); + drm_connector_cleanup(connector); + kfree(slave_connector); +} + +static enum drm_connector_status slave_connector_detect( + struct drm_connector *connector, + bool force) +{ + struct drm_encoder *encoder = to_slave_connector(connector)->encoder; + return get_slave_funcs(encoder)->detect(encoder, connector); +} + +static int slave_connector_get_modes(struct drm_connector *connector) +{ + struct drm_encoder *encoder = to_slave_connector(connector)->encoder; + return get_slave_funcs(encoder)->get_modes(encoder, connector); +} + +static int slave_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + struct drm_encoder *encoder = to_slave_connector(connector)->encoder; + struct tilcdc_drm_private *priv = connector->dev->dev_private; + int ret; + + ret = tilcdc_crtc_mode_valid(priv->crtc, mode); + if (ret != MODE_OK) + return ret; + + return get_slave_funcs(encoder)->mode_valid(encoder, mode); +} + +static struct drm_encoder *slave_connector_best_encoder( + struct drm_connector *connector) +{ + struct slave_connector *slave_connector = to_slave_connector(connector); + return slave_connector->encoder; +} + +static int slave_connector_set_property(struct drm_connector *connector, + struct drm_property *property, uint64_t value) +{ + struct drm_encoder *encoder = to_slave_connector(connector)->encoder; + return get_slave_funcs(encoder)->set_property(encoder, + connector, property, value); +} + +static const struct drm_connector_funcs slave_connector_funcs = { + .destroy = slave_connector_destroy, + .dpms = drm_helper_connector_dpms, + .detect = slave_connector_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .set_property = slave_connector_set_property, +}; + +static const struct drm_connector_helper_funcs slave_connector_helper_funcs = { + .get_modes = slave_connector_get_modes, + .mode_valid = slave_connector_mode_valid, + .best_encoder = slave_connector_best_encoder, +}; + +static struct drm_connector *slave_connector_create(struct drm_device *dev, + struct slave_module *mod, struct drm_encoder *encoder) +{ + struct slave_connector *slave_connector; + struct drm_connector *connector; + int ret; + + slave_connector = kzalloc(sizeof(*slave_connector), GFP_KERNEL); + if (!slave_connector) { + dev_err(dev->dev, "allocation failed\n"); + return NULL; + } + + slave_connector->encoder = encoder; + slave_connector->mod = mod; + + connector = &slave_connector->base; + + drm_connector_init(dev, connector, &slave_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA); + drm_connector_helper_add(connector, &slave_connector_helper_funcs); + + connector->polled = DRM_CONNECTOR_POLL_CONNECT | + DRM_CONNECTOR_POLL_DISCONNECT; + + connector->interlace_allowed = 0; + connector->doublescan_allowed = 0; + + get_slave_funcs(encoder)->create_resources(encoder, connector); + + ret = drm_mode_connector_attach_encoder(connector, encoder); + if (ret) + goto fail; + + drm_sysfs_connector_add(connector); + + return connector; + +fail: + slave_connector_destroy(connector); + return NULL; +} + +/* + * Module: + */ + +static int slave_modeset_init(struct tilcdc_module *mod, struct drm_device *dev) +{ + struct slave_module *slave_mod = to_slave_module(mod); + struct tilcdc_drm_private *priv = dev->dev_private; + struct drm_encoder *encoder; + struct drm_connector *connector; + + encoder = slave_encoder_create(dev, slave_mod); + if (!encoder) + return -ENOMEM; + + connector = slave_connector_create(dev, slave_mod, encoder); + if (!connector) + return -ENOMEM; + + priv->encoders[priv->num_encoders++] = encoder; + priv->connectors[priv->num_connectors++] = connector; + + return 0; +} + +static void slave_destroy(struct tilcdc_module *mod) +{ + struct slave_module *slave_mod = to_slave_module(mod); + + tilcdc_module_cleanup(mod); + kfree(slave_mod); +} + +static const struct tilcdc_module_ops slave_module_ops = { + .modeset_init = slave_modeset_init, + .destroy = slave_destroy, +}; + +/* + * Device: + */ + +static struct of_device_id slave_of_match[]; + +static int slave_probe(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct device_node *i2c_node; + struct slave_module *slave_mod; + struct tilcdc_module *mod; + struct pinctrl *pinctrl; + uint32_t i2c_phandle; + int ret = -EINVAL; + + /* bail out early if no DT data: */ + if (!node) { + dev_err(&pdev->dev, "device-tree data is missing\n"); + return -ENXIO; + } + + slave_mod = kzalloc(sizeof(*slave_mod), GFP_KERNEL); + if (!slave_mod) + return -ENOMEM; + + mod = &slave_mod->base; + + tilcdc_module_init(mod, "slave", &slave_module_ops); + + pinctrl = devm_pinctrl_get_select_default(&pdev->dev); + if (IS_ERR(pinctrl)) + dev_warn(&pdev->dev, "pins are not configured\n"); + + if (of_property_read_u32(node, "i2c", &i2c_phandle)) { + dev_err(&pdev->dev, "could not get i2c bus phandle\n"); + goto fail; + } + + i2c_node = of_find_node_by_phandle(i2c_phandle); + if (!i2c_node) { + dev_err(&pdev->dev, "could not get i2c bus node\n"); + goto fail; + } + + slave_mod->i2c = of_find_i2c_adapter_by_node(i2c_node); + if (!slave_mod->i2c) { + dev_err(&pdev->dev, "could not get i2c\n"); + goto fail; + } + + of_node_put(i2c_node); + + return 0; + +fail: + slave_destroy(mod); + return ret; +} + +static int slave_remove(struct platform_device *pdev) +{ + return 0; +} + +static struct of_device_id slave_of_match[] = { + { .compatible = "ti,tilcdc,slave", }, + { }, +}; +MODULE_DEVICE_TABLE(of, slave_of_match); + +struct platform_driver slave_driver = { + .probe = slave_probe, + .remove = slave_remove, + .driver = { + .owner = THIS_MODULE, + .name = "slave", + .of_match_table = slave_of_match, + }, +}; + +int __init tilcdc_slave_init(void) +{ + return platform_driver_register(&slave_driver); +} + +void __exit tilcdc_slave_fini(void) +{ + platform_driver_unregister(&slave_driver); +} diff --git a/drivers/gpu/drm/tilcdc/tilcdc_slave.h b/drivers/gpu/drm/tilcdc/tilcdc_slave.h new file mode 100644 index 000000000000..2f8504848320 --- /dev/null +++ b/drivers/gpu/drm/tilcdc/tilcdc_slave.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2012 Texas Instruments + * Author: Rob Clark + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +#ifndef __TILCDC_SLAVE_H__ +#define __TILCDC_SLAVE_H__ + +/* sub-module for i2c slave encoder output */ + +int tilcdc_slave_init(void); +void tilcdc_slave_fini(void); + +#endif /* __TILCDC_SLAVE_H__ */ -- cgit v1.2.3-59-g8ed1b From 0d4bbaf9f3e5b9f52150ddc5a4ee8b0ab83a440b Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Tue, 18 Dec 2012 17:34:16 -0600 Subject: drm/tilcdc: add support for LCD panels (v5) Add an output panel driver for LCD panels. Tested with LCD3 cape on beaglebone. v1: original v2: s/of_find_node_by_name()/of_get_child_by_name()/ from Pantelis Antoniou v3: add backlight support v4: rebase to latest of video timing helpers v5: remove some unneeded fields from panel-info struct, add DT bindings docs Signed-off-by: Rob Clark Tested-by: Koen Kooi --- .../devicetree/bindings/drm/tilcdc/panel.txt | 59 +++ drivers/gpu/drm/tilcdc/Kconfig | 3 + drivers/gpu/drm/tilcdc/Makefile | 1 + drivers/gpu/drm/tilcdc/tilcdc_drv.c | 3 + drivers/gpu/drm/tilcdc/tilcdc_panel.c | 436 +++++++++++++++++++++ drivers/gpu/drm/tilcdc/tilcdc_panel.h | 26 ++ 6 files changed, 528 insertions(+) create mode 100644 Documentation/devicetree/bindings/drm/tilcdc/panel.txt create mode 100644 drivers/gpu/drm/tilcdc/tilcdc_panel.c create mode 100644 drivers/gpu/drm/tilcdc/tilcdc_panel.h (limited to 'Documentation/devicetree/bindings/drm') diff --git a/Documentation/devicetree/bindings/drm/tilcdc/panel.txt b/Documentation/devicetree/bindings/drm/tilcdc/panel.txt new file mode 100644 index 000000000000..9301c330d1a6 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/tilcdc/panel.txt @@ -0,0 +1,59 @@ +Device-Tree bindings for tilcdc DRM generic panel output driver + +Required properties: + - compatible: value should be "ti,tilcdc,panel". + - panel-info: configuration info to configure LCDC correctly for the panel + - ac-bias: AC Bias Pin Frequency + - ac-bias-intrpt: AC Bias Pin Transitions per Interrupt + - dma-burst-sz: DMA burst size + - bpp: Bits per pixel + - fdd: FIFO DMA Request Delay + - sync-edge: Horizontal and Vertical Sync Edge: 0=rising 1=falling + - sync-ctrl: Horizontal and Vertical Sync: Control: 0=ignore + - raster-order: Raster Data Order Select: 1=Most-to-least 0=Least-to-most + - fifo-th: DMA FIFO threshold + - display-timings: typical videomode of lcd panel. Multiple video modes + can be listed if the panel supports multiple timings, but the 'native-mode' + should be the preferred/default resolution. Refer to + Documentation/devicetree/bindings/video/display-timing.txt for display + timing binding details. + +Recommended properties: + - pinctrl-names, pinctrl-0: the pincontrol settings to configure + muxing properly for pins that connect to TFP410 device + +Example: + + /* Settings for CDTech_S035Q01 / LCD3 cape: */ + lcd3 { + compatible = "ti,tilcdc,panel"; + pinctrl-names = "default"; + pinctrl-0 = <&bone_lcd3_cape_lcd_pins>; + panel-info { + ac-bias = <255>; + ac-bias-intrpt = <0>; + dma-burst-sz = <16>; + bpp = <16>; + fdd = <0x80>; + sync-edge = <0>; + sync-ctrl = <1>; + raster-order = <0>; + fifo-th = <0>; + }; + display-timings { + native-mode = <&timing0>; + timing0: 320x240 { + hactive = <320>; + vactive = <240>; + hback-porch = <21>; + hfront-porch = <58>; + hsync-len = <47>; + vback-porch = <11>; + vfront-porch = <23>; + vsync-len = <2>; + clock-frequency = <8000000>; + hsync-active = <0>; + vsync-active = <0>; + }; + }; + }; diff --git a/drivers/gpu/drm/tilcdc/Kconfig b/drivers/gpu/drm/tilcdc/Kconfig index ee9b592d59eb..ae14fd6ea924 100644 --- a/drivers/gpu/drm/tilcdc/Kconfig +++ b/drivers/gpu/drm/tilcdc/Kconfig @@ -4,6 +4,9 @@ config DRM_TILCDC select DRM_KMS_HELPER select DRM_KMS_CMA_HELPER select DRM_GEM_CMA_HELPER + select OF_VIDEOMODE + select OF_DISPLAY_TIMING + select BACKLIGHT_CLASS_DEVICE help Choose this option if you have an TI SoC with LCDC display controller, for example AM33xx in beagle-bone, DA8xx, or diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile index aa9097edbaf8..deda656b10e7 100644 --- a/drivers/gpu/drm/tilcdc/Makefile +++ b/drivers/gpu/drm/tilcdc/Makefile @@ -4,6 +4,7 @@ tilcdc-y := \ tilcdc_crtc.o \ tilcdc_tfp410.o \ tilcdc_slave.o \ + tilcdc_panel.o \ tilcdc_drv.o obj-$(CONFIG_DRM_TILCDC) += tilcdc.o diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index 25f3add2a754..c5b592dc1970 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -21,6 +21,7 @@ #include "tilcdc_regs.h" #include "tilcdc_tfp410.h" #include "tilcdc_slave.h" +#include "tilcdc_panel.h" #include "drm_fb_helper.h" @@ -589,6 +590,7 @@ static int __init tilcdc_drm_init(void) DBG("init"); tilcdc_tfp410_init(); tilcdc_slave_init(); + tilcdc_panel_init(); return platform_driver_register(&tilcdc_platform_driver); } @@ -597,6 +599,7 @@ static void __exit tilcdc_drm_fini(void) DBG("fini"); tilcdc_tfp410_fini(); tilcdc_slave_fini(); + tilcdc_panel_fini(); platform_driver_unregister(&tilcdc_platform_driver); } diff --git a/drivers/gpu/drm/tilcdc/tilcdc_panel.c b/drivers/gpu/drm/tilcdc/tilcdc_panel.c new file mode 100644 index 000000000000..580b74e2022b --- /dev/null +++ b/drivers/gpu/drm/tilcdc/tilcdc_panel.c @@ -0,0 +1,436 @@ +/* + * Copyright (C) 2012 Texas Instruments + * Author: Rob Clark + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +#include +#include +#include +#include