| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/ |
| D | allwinner,sun4i-a10-display-frontend.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-frontend.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A10 Display Engine Frontend Device Tree Bindings
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
14 The display engine frontend does formats conversion, scaling,
20 - allwinner,sun4i-a10-display-frontend
21 - allwinner,sun5i-a13-display-frontend
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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/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
10 component's index. For example, if the remote endpoint is Frontend 1,
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
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| /kernel/linux/linux-4.19/drivers/gpu/drm/sun4i/ |
| 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()
135 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
175 return -EINVAL; in sun4i_backend_drm_format_to_layer()
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| D | sun4i_frontend.c | 1 // SPDX-License-Identifier: GPL-2.0+
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
51 static void sun4i_frontend_scaler_init(struct sun4i_frontend *frontend) in sun4i_frontend_scaler_init() argument
56 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
58 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
60 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZCOEF1_REG(i), in sun4i_frontend_scaler_init()
62 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZCOEF1_REG(i), in sun4i_frontend_scaler_init()
64 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_VERTCOEF_REG(i), in sun4i_frontend_scaler_init()
66 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_VERTCOEF_REG(i), in sun4i_frontend_scaler_init()
70 regmap_update_bits(frontend->regs, SUN4I_FRONTEND_FRM_CTRL_REG, in sun4i_frontend_scaler_init()
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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/drivers/gpu/drm/sun4i/ |
| 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_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
79 static void sun4i_frontend_scaler_init(struct sun4i_frontend *frontend) in sun4i_frontend_scaler_init() argument
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()
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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()
93 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
133 return -EINVAL; in sun4i_backend_drm_format_to_layer()
[all …]
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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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| /kernel/linux/linux-4.19/ |
| D | MAINTAINERS | 28 'diff -u' to make the patch easy to merge. Be prepared to get your
38 See Documentation/process/coding-style.rst for guidance here.
44 See Documentation/process/submitting-patches.rst for details.
55 include a Signed-off-by: line. The current version of this
57 Documentation/process/submitting-patches.rst.
68 that the bug would present a short-term risk to other users if it
84 W: Web-page with status/info
85 B: URI for where to file bugs. A web-page with detailed bug
109 N: [^a-z]tegra all files whose path contains the word tegra
137 -----------------------------------
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