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/openbmc/linux/Documentation/devicetree/bindings/display/connector/
H A Dvga-connector.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/display/connector/vga-connector.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: VGA Connector
10 - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
14 const: vga-connector
18 ddc-i2c-bus:
24 description: Connection to controller providing VGA signals
27 - compatible
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/openbmc/linux/drivers/gpu/drm/loongson/
H A Dlsdc_output_7a2000.c1 // SPDX-License-Identifier: GPL-2.0+
18 * Display pipe 0 is attached with a built-in transparent VGA encoder and
19 * a built-in HDMI encoder.
20 * Display pipe 1 has only one built-in HDMI encoder connected.
22 * | +-----+ | | |
23 * | CRTC0 -+--> | VGA | ----> VGA Connector ---> | VGA Monitor |<---+
24 * | | +-----+ | |_____________| |
26 * | | +------+ | | | |
27 * | +--> | HDMI | ----> HDMI Connector --> | HDMI Monitor |<--+
28 * | +------+ | |______________| |
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/openbmc/u-boot/doc/
H A DREADME.video1 SPDX-License-Identifier: GPL-2.0+
4 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
7 "video-mode" environment variable
10 The 'video-mode' environment variable can be used to enable and configure
11 some video drivers. The format matches the video= command-line option used
14 video-mode=<driver>:<xres>x<yres>-<depth>@<freq><,option=string>
16 <driver> The video driver name, ignored by U-Boot
21 <options> A comma-separated list of device-specific options
24 U-Boot MPC8xx video controller driver
29 - MPC823FADS with AD7176 on a PAL TV (YCbYCr) - arsenio@tin.it
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/openbmc/linux/arch/arm/boot/dts/allwinner/
H A Dsun6i-a31-hummingbird.dts4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 /dts-v1/;
46 #include "sun6i-a31.dtsi"
47 #include "sunxi-common-regulators.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
53 compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
62 stdout-path = "serial0:115200n8";
65 hdmi-connector {
66 compatible = "hdmi-connector";
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/openbmc/linux/drivers/gpu/drm/bridge/
H A Ddisplay-connector.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/media-bus-format.h>
39 return flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR ? 0 : -EINVAL; in display_connector_attach()
47 if (conn->hpd_gpio) { in display_connector_detect()
48 if (gpiod_get_value_cansleep(conn->hpd_gpio)) in display_connector_detect()
54 if (conn->bridge.ddc && drm_probe_ddc(conn->bridge.ddc)) in display_connector_detect()
57 switch (conn->bridge.type) { in display_connector_detect()
74 * Composite and S-Video connectors have no other detection in display_connector_detect()
75 * mean than the HPD GPIO. For VGA connectors, even if we have in display_connector_detect()
85 struct drm_connector *connector) in display_connector_get_edid() argument
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H A Dchrontel-ch7033.c1 // SPDX-License-Identifier: GPL-2.0-only
204 struct drm_connector connector; member
208 container_of(x, struct ch7033_priv, connector)
214 struct drm_connector *connector, bool force) in ch7033_connector_detect() argument
216 struct ch7033_priv *priv = conn_to_ch7033_priv(connector); in ch7033_connector_detect()
218 return drm_bridge_detect(priv->next_bridge); in ch7033_connector_detect()
230 static int ch7033_connector_get_modes(struct drm_connector *connector) in ch7033_connector_get_modes() argument
232 struct ch7033_priv *priv = conn_to_ch7033_priv(connector); in ch7033_connector_get_modes()
236 edid = drm_bridge_get_edid(priv->next_bridge, connector); in ch7033_connector_get_modes()
237 drm_connector_update_edid_property(connector, edid); in ch7033_connector_get_modes()
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H A Dsimple-bridge.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2015-2016 Free Electrons
4 * Copyright (C) 2015-2016 NextThing Co
6 * Maxime Ripard <maxime.ripard@free-electrons.com>
30 struct drm_connector connector; member
46 drm_connector_to_simple_bridge(struct drm_connector *connector) in drm_connector_to_simple_bridge() argument
48 return container_of(connector, struct simple_bridge, connector); in drm_connector_to_simple_bridge()
51 static int simple_bridge_get_modes(struct drm_connector *connector) in simple_bridge_get_modes() argument
53 struct simple_bridge *sbridge = drm_connector_to_simple_bridge(connector); in simple_bridge_get_modes()
57 if (sbridge->next_bridge->ops & DRM_BRIDGE_OP_EDID) { in simple_bridge_get_modes()
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/openbmc/u-boot/arch/arm/dts/
H A Dsun6i-a31-hummingbird.dts4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 /dts-v1/;
46 #include "sun6i-a31.dtsi"
47 #include "sunxi-common-regulators.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
53 compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
62 stdout-path = "serial0:115200n8";
65 hdmi-connector {
66 compatible = "hdmi-connector";
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H A Dr8a77995-draak.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
24 stdout-path = "serial0:115200n8";
27 vga {
28 compatible = "vga-connector";
32 remote-endpoint = <&adv7123_out>;
37 vga-encoder {
41 #address-cells = <1>;
42 #size-cells = <0>;
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H A Dr8a7792-blanche.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
25 stdout-path = "serial0:115200n8";
33 d3_3v: regulator-3v3 {
34 compatible = "regulator-fixed";
35 regulator-name = "D3.3V";
36 regulator-min-microvolt = <3300000>;
37 regulator-max-microvolt = <3300000>;
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H A Dsun9i-a80-cubieboard4.dts5 * Chen-Yu Tsai <wens@csie.org>
7 * This file is dual-licensed: you can use it either under the terms
46 /dts-v1/;
47 #include "sun9i-a80.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
53 compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80";
60 stdout-path = "serial0:115200n8";
64 compatible = "gpio-leds";
77 vga-connector {
78 compatible = "vga-connector";
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/openbmc/linux/drivers/gpu/drm/tiny/
H A Dbochs.c1 // SPDX-License-Identifier: GPL-2.0-or-later
20 #include <video/vga.h>
22 /* ---------------------------------------------------------------------- */
53 static int bochs_modeset = -1;
65 /* ---------------------------------------------------------------------- */
93 struct drm_connector connector; member
96 /* ---------------------------------------------------------------------- */
103 if (bochs->mmio) { in bochs_vga_writeb()
104 int offset = ioport - 0x3c0 + 0x400; in bochs_vga_writeb()
106 writeb(val, bochs->mmio + offset); in bochs_vga_writeb()
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/openbmc/linux/drivers/gpu/drm/imx/ipuv3/
H A Dimx-tve.c1 // SPDX-License-Identifier: GPL-2.0+
3 * i.MX drm driver - Television Encoder (TVEv2)
8 #include <linux/clk-provider.h>
18 #include <video/imx-ipu-v3.h>
26 #include "imx-drm.h"
104 struct drm_connector connector; member
126 return container_of(c, struct imx_tve_encoder, connector)->tve; in con_to_tve()
131 return container_of(e, struct imx_tve_encoder, encoder)->tve; in enc_to_tve()
136 clk_prepare_enable(tve->clk); in tve_enable()
137 regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, TVE_EN, TVE_EN); in tve_enable()
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/openbmc/linux/drivers/gpu/drm/panel/
H A Dpanel-arm-versatile.c1 // SPDX-License-Identifier: GPL-2.0
14 * - The IB1 is a passive board where the display connector defines a
19 * - The IB2 is a more complex board intended for GSM phone development
66 * struct versatile_panel_type - lookup struct for the supported panels
100 * struct versatile_panel - state container for the Versatile panels
127 * Sanyo TM38QV67A02A - 3.8 inch QVGA (320x240) Color TFT
128 * found on the Versatile AB IB1 connector or the Versatile
129 * PB adaptor board connector.
150 * Sharp LQ084V1DG21 640x480 VGA Color TFT module
151 * found on the Versatile AB IB1 connector or the Versatile
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/openbmc/linux/samples/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
14 tristate "Build trace_events examples -- loadable modules only"
20 tristate "Build custom trace event example -- loadable modules only"
26 tristate "Build trace_printk module - tests various trace_printk formats"
73 tristate "Build kprobes examples -- loadable modules only"
79 tristate "Build kretprobes example -- loadable modules only"
84 tristate "Build kernel hardware breakpoint examples -- loadable module only"
90 tristate "Build fprobe examples -- loadable modules only"
97 tristate "Build kfifo examples -- loadable modules only"
107 tristate "Build kdb command example -- loadable modules only"
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/openbmc/linux/drivers/gpu/drm/i915/display/
H A Dintel_crt.c2 * Copyright © 2006-2007 Intel Corporation
66 /* DPMS state is stored in the connector, which we need in the
68 struct intel_connector *connector; member
78 static struct intel_crt *intel_attached_crt(struct intel_connector *connector) in intel_attached_crt() argument
80 return intel_encoder_to_crt(intel_attached_encoder(connector)); in intel_attached_crt()
102 struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); in intel_crt_get_hw_state()
108 encoder->power_domain); in intel_crt_get_hw_state()
112 ret = intel_crt_port_enabled(dev_priv, crt->adpa_reg, pipe); in intel_crt_get_hw_state()
114 intel_display_power_put(dev_priv, encoder->power_domain, wakeref); in intel_crt_get_hw_state()
121 struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); in intel_crt_get_flags()
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/openbmc/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_connectors.c2 * Copyright 2007-8 Advanced Micro Devices, Inc.
43 void amdgpu_connector_hotplug(struct drm_connector *connector) in amdgpu_connector_hotplug() argument
45 struct drm_device *dev = connector->dev; in amdgpu_connector_hotplug()
47 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); in amdgpu_connector_hotplug()
49 /* bail if the connector does not have hpd pin, e.g., in amdgpu_connector_hotplug()
50 * VGA, TV, etc. in amdgpu_connector_hotplug()
52 if (amdgpu_connector->hpd.hpd == AMDGPU_HPD_NONE) in amdgpu_connector_hotplug()
55 amdgpu_display_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); in amdgpu_connector_hotplug()
57 /* if the connector is already off, don't turn it back on */ in amdgpu_connector_hotplug()
58 if (connector->dpms != DRM_MODE_DPMS_ON) in amdgpu_connector_hotplug()
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/openbmc/linux/drivers/gpu/drm/radeon/
H A Dradeon_connectors.c2 * Copyright 2007-8 Advanced Micro Devices, Inc.
40 void radeon_connector_hotplug(struct drm_connector *connector) in radeon_connector_hotplug() argument
42 struct drm_device *dev = connector->dev; in radeon_connector_hotplug()
43 struct radeon_device *rdev = dev->dev_private; in radeon_connector_hotplug()
44 struct radeon_connector *radeon_connector = to_radeon_connector(connector); in radeon_connector_hotplug()
46 /* bail if the connector does not have hpd pin, e.g., in radeon_connector_hotplug()
47 * VGA, TV, etc. in radeon_connector_hotplug()
49 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) in radeon_connector_hotplug()
52 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); in radeon_connector_hotplug()
54 /* if the connector is already off, don't turn it back on */ in radeon_connector_hotplug()
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H A Dradeon_acpi.h36 * The AMD ACPI notification mechanism uses Notify (VGA, 0x81) or a custom
38 * Method GET_SYSTEM_PARAMETERS. When the driver receives Notify (VGA, 0x81) or
71 * WORD - structure size in bytes (includes size field)
72 * WORD - version
73 * DWORD - supported notifications mask
74 * DWORD - supported functions bit vector
102 * WORD - structure size in bytes (includes size field)
103 * DWORD - valid flags mask
104 * DWORD - flags
108 * WORD - structure size in bytes (includes size field)
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H A Dradeon_combios.c3 * Copyright 2007-8 Advanced Micro Devices, Inc.
132 struct radeon_device *rdev = dev->dev_private; in combios_get_table_offset()
136 if (!rdev->bios) in combios_get_table_offset()
361 size = RBIOS8(rdev->bios_header_start + 0x6); in combios_get_table_offset()
364 offset = RBIOS16(rdev->bios_header_start + check_offset); in combios_get_table_offset()
378 raw = rdev->bios + edid_info; in radeon_combios_check_hardcoded_edid()
391 rdev->mode_info.bios_hardcoded_edid = edid; in radeon_combios_check_hardcoded_edid()
392 rdev->mode_info.bios_hardcoded_edid_size = size; in radeon_combios_check_hardcoded_edid()
402 if (rdev->mode_info.bios_hardcoded_edid) { in radeon_bios_get_hardcoded_edid()
403 edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL); in radeon_bios_get_hardcoded_edid()
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/openbmc/linux/arch/arm/boot/dts/renesas/
H A Dr8a7792-blanche.dts1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
25 stdout-path = "serial0:115200n8";
33 d3_3v: regulator-3v3 {
34 compatible = "regulator-fixed";
35 regulator-name = "D3.3V";
36 regulator-min-microvolt = <3300000>;
37 regulator-max-microvolt = <3300000>;
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/openbmc/linux/drivers/gpu/drm/amd/include/
H A Damd_acpi.h48 u8 thermal_state; /* thermal state: state id (0: exit state, non-0: state) */
52 u8 backlight_level; /* panel backlight level (0-255) */
64 u8 ipnut_signal; /* input signal in range 0-255 */
73 u8 min_input_signal; /* max input signal in range 0-255 */
74 u8 max_input_signal; /* min input signal in range 0-255 */
94 u16 client_id; /* client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num) */
108 u16 dgpu_id; /* client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num) */
119 * The AMD ACPI notification mechanism uses Notify (VGA, 0x81) or a custom
121 * Method GET_SYSTEM_PARAMETERS. When the driver receives Notify (VGA, 0x81) or
154 * WORD - structure size in bytes (includes size field)
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/openbmc/linux/arch/arm/boot/dts/arm/
H A Dintegratorcp.dts1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
11 compatible = "arm,integrator-cp";
18 #address-cells = <1>;
19 #size-cells = <0>;
35 operating-points = <50000 0
38 clock-names = "cpu";
39 clock-latency = <1000000>; /* 1 ms */
45 * ARM DUI 0184B page 7-28 "Integrator/CP922T system clocks" which
51 #clock-cells = <0>;
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/openbmc/linux/drivers/gpu/drm/tve200/
H A Dtve200_display.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2006-2008 Intel Corporation
14 #include <linux/dma-buf.h>
34 stat = readl(priv->regs + TVE200_INT_STAT); in tve200_irq()
51 val = readl(priv->regs + TVE200_CTRL); in tve200_irq()
54 drm_crtc_handle_vblank(&priv->pipe.crtc); in tve200_irq()
61 writel(val, priv->regs + TVE200_CTRL); in tve200_irq()
63 dev_err(priv->drm->dev, "stray IRQ %08x\n", stat); in tve200_irq()
66 writel(stat, priv->regs + TVE200_INT_CLR); in tve200_irq()
75 const struct drm_display_mode *mode = &cstate->mode; in tve200_display_check()
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/openbmc/linux/Documentation/arch/ia64/
H A Dserial.rst16 - Firmware on some machines (mostly from HP) provides an HCDP
23 - If there was no HCDP, we assumed there were UARTs at the
34 For example, an HP rx1600 with a single built-in serial port
39 Type MMIO pre-2.6.10 pre-2.6.10 2.6.10+
63 - If your firmware supplies the HCDP, it is simplest to
64 configure EFI with a single device (either a UART or a VGA
71 - Without an HCDP, Linux defaults to a VGA console unless you
98 - You specified "console=ttyS0" but Linux changed the device
102 - The EFI console path contains both a VGA device and a UART.
103 EFI and elilo use both, but Linux defaults to VGA. Remove
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