| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/ |
| D | allwinner,sun4i-a10-display-backend.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-backend.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A10 Display Engine Backend Device Tree Bindings
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 The display engine backend exposes layers and sprites to the system.
19 - allwinner,sun4i-a10-display-backend
20 - allwinner,sun5i-a13-display-backend
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| D | allwinner,sun4i-a10-display-engine.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-engine.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A10 Display Engine Pipeline Device Tree Bindings
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 The display engine pipeline (and its entry point, since it can be
15 either directly the backend or the frontend) is represented as an
18 The Allwinner A10 Display pipeline is composed of several components
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| /kernel/linux/linux-4.19/drivers/gpu/drm/sun4i/ |
| D | Kconfig | 2 tristate "DRM Support for Allwinner A10 Display Engine"
13 Display Engine. If M is selected the module will be called
14 sun4i-drm.
19 tristate "Allwinner A10 HDMI Controller Support"
26 bool "Allwinner A10 HDMI CEC Support"
35 tristate "Support for Allwinner A10 Display Engine Backend"
39 original Allwinner Display Engine, which has a backend to
41 selected the module will be called sun4i-backend.
44 tristate "Allwinner A31 MIPI-DSI Controller Support"
50 MIPI-DSI support. If M is selected the module will be called
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| D | sun4i_drv.c | 5 * Maxime Ripard <maxime.ripard@free-electrons.com>
39 .name = "sun4i-drm",
40 .desc = "Allwinner sun4i Display Engine",
73 ap->ranges[0].base = 0; in sun4i_remove_framebuffers()
74 ap->ranges[0].size = ~0; in sun4i_remove_framebuffers()
76 drm_fb_helper_remove_conflicting_framebuffers(ap, "sun4i-drm-fb", false); in sun4i_remove_framebuffers()
92 ret = -ENOMEM; in sun4i_drv_bind()
97 drm->dev_private = drv; in sun4i_drv_bind()
98 INIT_LIST_HEAD(&drv->frontend_list); in sun4i_drv_bind()
99 INIT_LIST_HEAD(&drv->engine_list); in sun4i_drv_bind()
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| D | sun4i_backend.c | 5 * Maxime Ripard <maxime.ripard@free-electrons.com>
35 /* backend <-> TCON muxing selection done in backend */
50 * G = 1.164 * Y - 0.391 * U - 0.813 * V + 135
51 * R = 1.164 * Y + 1.596 * V - 222
96 regmap_write(engine->regs, SUN4I_BACKEND_OCCTL_REG, in sun4i_backend_apply_color_correction()
100 regmap_write(engine->regs, SUN4I_BACKEND_OCRCOEF_REG(i), in sun4i_backend_apply_color_correction()
109 regmap_update_bits(engine->regs, SUN4I_BACKEND_OCCTL_REG, in sun4i_backend_disable_color_correction()
117 regmap_write(engine->regs, SUN4I_BACKEND_REGBUFFCTL_REG, in sun4i_backend_commit()
122 void sun4i_backend_layer_enable(struct sun4i_backend *backend, in sun4i_backend_layer_enable() argument
135 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
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| D | sun4i_tcon.c | 5 * Maxime Ripard <maxime.ripard@free-electrons.com>
45 drm_connector_list_iter_begin(encoder->dev, &iter); in sun4i_tcon_get_connector()
47 if (connector->encoder == encoder) { in sun4i_tcon_get_connector()
63 return -EINVAL; in sun4i_tcon_get_pixel_depth()
65 info = &connector->display_info; in sun4i_tcon_get_pixel_depth()
66 if (info->num_bus_formats != 1) in sun4i_tcon_get_pixel_depth()
67 return -EINVAL; in sun4i_tcon_get_pixel_depth()
69 switch (info->bus_formats[0]) { in sun4i_tcon_get_pixel_depth()
78 return -EINVAL; in sun4i_tcon_get_pixel_depth()
88 WARN_ON(!tcon->quirks->has_channel_0); in sun4i_tcon_channel_set_status()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/sun4i/ |
| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "DRM Support for Allwinner A10 Display Engine"
14 Display Engine. If M is selected the module will be called
15 sun4i-drm.
20 tristate "Allwinner A10 HDMI Controller Support"
27 bool "Allwinner A10 HDMI CEC Support"
36 tristate "Support for Allwinner A10 Display Engine Backend"
40 original Allwinner Display Engine, which has a backend to
42 selected the module will be called sun4i-backend.
45 tristate "Allwinner A31 MIPI-DSI Controller Support"
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| D | sun4i_drv.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Maxime Ripard <maxime.ripard@free-electrons.com>
36 args->pitch = ALIGN(DIV_ROUND_UP(args->width * args->bpp, 8), 2); in drm_sun4i_gem_dumb_create()
48 .name = "sun4i-drm",
49 .desc = "Allwinner sun4i Display Engine",
70 ret = -ENOMEM; in sun4i_drv_bind()
75 drm->dev_private = drv; in sun4i_drv_bind()
76 INIT_LIST_HEAD(&drv->frontend_list); in sun4i_drv_bind()
77 INIT_LIST_HEAD(&drv->engine_list); in sun4i_drv_bind()
78 INIT_LIST_HEAD(&drv->tcon_list); in sun4i_drv_bind()
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| D | sun4i_backend.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Maxime Ripard <maxime.ripard@free-electrons.com>
14 #include <linux/dma-mapping.h>
34 /* backend <-> TCON muxing selection done in backend */
54 regmap_write(engine->regs, SUN4I_BACKEND_OCCTL_REG, in sun4i_backend_apply_color_correction()
58 regmap_write(engine->regs, SUN4I_BACKEND_OCRCOEF_REG(i), in sun4i_backend_apply_color_correction()
67 regmap_update_bits(engine->regs, SUN4I_BACKEND_OCCTL_REG, in sun4i_backend_disable_color_correction()
75 regmap_write(engine->regs, SUN4I_BACKEND_REGBUFFCTL_REG, in sun4i_backend_commit()
80 void sun4i_backend_layer_enable(struct sun4i_backend *backend, in sun4i_backend_layer_enable() argument
93 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
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| D | sun4i_tcon.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Maxime Ripard <maxime.ripard@free-electrons.com>
47 drm_connector_list_iter_begin(encoder->dev, &iter); in sun4i_tcon_get_connector()
49 if (connector->encoder == encoder) { in sun4i_tcon_get_connector()
65 return -EINVAL; in sun4i_tcon_get_pixel_depth()
67 info = &connector->display_info; in sun4i_tcon_get_pixel_depth()
68 if (info->num_bus_formats != 1) in sun4i_tcon_get_pixel_depth()
69 return -EINVAL; in sun4i_tcon_get_pixel_depth()
71 switch (info->bus_formats[0]) { in sun4i_tcon_get_pixel_depth()
80 return -EINVAL; in sun4i_tcon_get_pixel_depth()
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| D | sun4i_frontend.c | 1 // SPDX-License-Identifier: GPL-2.0+
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
59 * The first three values of each row are coded as 13-bit signed fixed-point
61 * constant coded as a 14-bit signed fixed-point number with 4 bits for the
65 * G = 1.164 * Y - 0.391 * U - 0.813 * V + 135
66 * R = 1.164 * Y + 1.596 * V - 222
83 if (frontend->data->has_coef_access_ctrl) in sun4i_frontend_scaler_init()
84 regmap_write_bits(frontend->regs, SUN4I_FRONTEND_FRM_CTRL_REG, in sun4i_frontend_scaler_init()
89 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
91 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
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| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/display/sunxi/ |
| D | sun4i-drm.txt | 1 Allwinner A10 Display Pipeline
4 The Allwinner A10 Display pipeline is composed of several components
7 For all connections between components up to the TCONs in the display
13 Frontend 0 [0] ------- [0] Backend 0 [0] ------- [0] TCON 0
14 [1] -- -- [1] [1] -- -- [1]
18 [0] -- -- [0] [0] -- -- [0]
19 Frontend 1 [1] ------- [1] Backend 1 [1] ------- [1] TCON 1
25 The same rule also applies to DE 2.0 mixer-TCON connections:
27 Mixer 0 [0] ----------- [0] TCON 0
28 [1] ---- ---- [1]
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| /kernel/linux/linux-4.19/arch/arm/boot/dts/ |
| D | sun4i-a10.dtsi | 5 * This file is dual-licensed: you can use it either under the terms
44 #include <dt-bindings/thermal/thermal.h>
45 #include <dt-bindings/dma/sun4i-a10.h>
46 #include <dt-bindings/clock/sun4i-a10-ccu.h>
47 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #address-cells = <1>;
51 #size-cells = <1>;
52 interrupt-parent = <&intc>;
59 #address-cells = <1>;
60 #size-cells = <1>;
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| D | sun7i-a20.dtsi | 4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
47 #include <dt-bindings/interrupt-controller/arm-gic.h>
48 #include <dt-bindings/thermal/thermal.h>
49 #include <dt-bindings/dma/sun4i-a10.h>
50 #include <dt-bindings/clock/sun7i-a20-ccu.h>
51 #include <dt-bindings/reset/sun4i-a10-ccu.h>
54 interrupt-parent = <&gic>;
61 #address-cells = <1>;
62 #size-cells = <1>;
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| D | sun5i.dtsi | 2 * Copyright 2012-2015 Maxime Ripard
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
47 #include <dt-bindings/clock/sun5i-ccu.h>
48 #include <dt-bindings/dma/sun4i-a10.h>
49 #include <dt-bindings/reset/sun5i-ccu.h>
52 interrupt-parent = <&intc>;
55 #address-cells = <1>;
56 #size-cells = <0>;
60 compatible = "arm,cortex-a8";
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| D | sun6i-a31.dtsi | 4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
47 #include <dt-bindings/interrupt-controller/arm-gic.h>
48 #include <dt-bindings/thermal/thermal.h>
50 #include <dt-bindings/clock/sun6i-a31-ccu.h>
51 #include <dt-bindings/reset/sun6i-a31-ccu.h>
54 interrupt-parent = <&gic>;
61 #address-cells = <1>;
62 #size-cells = <1>;
66 compatible = "allwinner,simple-framebuffer",
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| D | sun9i-a80.dtsi | 2 * Copyright 2014 Chen-Yu Tsai
4 * Chen-Yu Tsai <wens@csie.org>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
47 #include <dt-bindings/clock/sun9i-a80-ccu.h>
48 #include <dt-bindings/clock/sun9i-a80-de.h>
49 #include <dt-bindings/clock/sun9i-a80-usb.h>
50 #include <dt-bindings/reset/sun9i-a80-ccu.h>
51 #include <dt-bindings/reset/sun9i-a80-de.h>
52 #include <dt-bindings/reset/sun9i-a80-usb.h>
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| D | sun8i-a33.dtsi | 2 * Copyright 2014 Chen-Yu Tsai
4 * Chen-Yu Tsai <wens@csie.org>
6 * This file is dual-licensed: you can use it either under the terms
45 #include "sun8i-a23-a33.dtsi"
46 #include <dt-bindings/thermal/thermal.h>
50 compatible = "operating-points-v2";
51 opp-shared;
53 opp-120000000 {
54 opp-hz = /bits/ 64 <120000000>;
55 opp-microvolt = <1040000>;
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| /kernel/linux/linux-5.10/arch/arm/boot/dts/ |
| D | sun4i-a10.dtsi | 5 * This file is dual-licensed: you can use it either under the terms
44 #include <dt-bindings/thermal/thermal.h>
45 #include <dt-bindings/dma/sun4i-a10.h>
46 #include <dt-bindings/clock/sun4i-a10-ccu.h>
47 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #address-cells = <1>;
51 #size-cells = <1>;
52 interrupt-parent = <&intc>;
59 #address-cells = <1>;
60 #size-cells = <1>;
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| D | sun5i.dtsi | 2 * Copyright 2012-2015 Maxime Ripard
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/clock/sun5i-ccu.h>
46 #include <dt-bindings/dma/sun4i-a10.h>
47 #include <dt-bindings/reset/sun5i-ccu.h>
50 interrupt-parent = <&intc>;
51 #address-cells = <1>;
52 #size-cells = <1>;
55 #address-cells = <1>;
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| D | sun7i-a20.dtsi | 4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
46 #include <dt-bindings/thermal/thermal.h>
47 #include <dt-bindings/dma/sun4i-a10.h>
48 #include <dt-bindings/clock/sun7i-a20-ccu.h>
49 #include <dt-bindings/reset/sun4i-a10-ccu.h>
50 #include <dt-bindings/pinctrl/sun4i-a10.h>
53 interrupt-parent = <&gic>;
54 #address-cells = <1>;
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| D | sun6i-a31.dtsi | 4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
46 #include <dt-bindings/thermal/thermal.h>
48 #include <dt-bindings/clock/sun6i-a31-ccu.h>
49 #include <dt-bindings/reset/sun6i-a31-ccu.h>
52 interrupt-parent = <&gic>;
53 #address-cells = <1>;
54 #size-cells = <1>;
61 #address-cells = <1>;
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| D | sun9i-a80.dtsi | 2 * Copyright 2014 Chen-Yu Tsai
4 * Chen-Yu Tsai <wens@csie.org>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
47 #include <dt-bindings/clock/sun9i-a80-ccu.h>
48 #include <dt-bindings/clock/sun9i-a80-de.h>
49 #include <dt-bindings/clock/sun9i-a80-usb.h>
50 #include <dt-bindings/reset/sun9i-a80-ccu.h>
51 #include <dt-bindings/reset/sun9i-a80-de.h>
52 #include <dt-bindings/reset/sun9i-a80-usb.h>
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| D | sun8i-a23-a33.dtsi | 2 * Copyright 2014 Chen-Yu Tsai
4 * Chen-Yu Tsai <wens@csie.org>
6 * This file is dual-licensed: you can use it either under the terms
45 #include <dt-bindings/interrupt-controller/arm-gic.h>
47 #include <dt-bindings/clock/sun8i-a23-a33-ccu.h>
48 #include <dt-bindings/reset/sun8i-a23-a33-ccu.h>
51 interrupt-parent = <&gic>;
52 #address-cells = <1>;
53 #size-cells = <1>;
56 #address-cells = <1>;
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| /kernel/linux/linux-5.10/ |
| D | MAINTAINERS | 9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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