Am 25.07.2014 21:22, schrieb Ajay Kumar:
> From: Vincent Palatin <vpalatin@xxxxxxxxxxxx>
>
> This patch adds drm_bridge driver for parade DisplayPort
> to LVDS bridge chip.
>
> Signed-off-by: Vincent Palatin <vpalatin@xxxxxxxxxxxx>
> Signed-off-by: Andrew Bresticker <abrestic@xxxxxxxxxxxx>
> Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
> Signed-off-by: Rahul Sharma <rahul.sharma@xxxxxxxxxxx>
> Signed-off-by: Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx>
> ---
> .../devicetree/bindings/vendor-prefixes.txt | 1 +
> .../devicetree/bindings/video/bridge/ps8622.txt | 19 +
> drivers/gpu/drm/bridge/Kconfig | 10 +
> drivers/gpu/drm/bridge/Makefile | 1 +
> drivers/gpu/drm/bridge/ps8622.c | 602 ++++++++++++++++++++
> 5 files changed, 633 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/video/bridge/ps8622.txt
> create mode 100644 drivers/gpu/drm/bridge/ps8622.c
>
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 46a311e..b4a99cc 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -96,6 +96,7 @@ nxp NXP Semiconductors
> onnn ON Semiconductor Corp.
> opencores OpenCores.org
> panasonic Panasonic Corporation
> +parade Parade Technologies Inc.
> phytec PHYTEC Messtechnik GmbH
> picochip Picochip Ltd
> plathome Plat'Home Co., Ltd.
> diff --git a/Documentation/devicetree/bindings/video/bridge/ps8622.txt b/Documentation/devicetree/bindings/video/bridge/ps8622.txt
> new file mode 100644
> index 0000000..fdeafb2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/video/bridge/ps8622.txt
> @@ -0,0 +1,19 @@
> +ps8622-bridge bindings
> +
> +Required properties:
> + - compatible: "parade,ps8622" or "parade,ps8625"
> + - reg: first i2c address of the bridge
> + - sleep-gpios: OF device-tree gpio specification
> + - reset-gpios: OF device-tree gpio specification
> +
> +Optional properties:
> + - lane-count: number of DP lanes to use
> +
> +Example:
> + ps8622-bridge@48 {
Nit: Shouldn't this be lvds-bridge like in 7/8 or something else not
derived from the specific model? Applies to the DT series as well.
> + compatible = "parade,ps8622";
> + reg = <0x48>;
> + sleep-gpios = <&gpc3 6 1 0 0>;
> + reset-gpios = <&gpc3 1 1 0 0>;
> + lane-count = <1>
> + };
[...]
> diff --git a/drivers/gpu/drm/bridge/ps8622.c b/drivers/gpu/drm/bridge/ps8622.c
> new file mode 100644
> index 0000000..ec60fcf
> --- /dev/null
> +++ b/drivers/gpu/drm/bridge/ps8622.c
> @@ -0,0 +1,602 @@
> +/*
> + * Parade PS8622 eDP/LVDS bridge driver
> + *
> + * Copyright (C) 2014 Google, Inc.
> + *
> + * This software is licensed under the terms of the GNU General Public
> + * License version 2, as published by the Free Software Foundation, and
> + * may be copied, distributed, and modified under those terms.
> + *
> + * 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.
> + */
[...]
> +MODULE_AUTHOR("Vincent Palatin <vpalatin@xxxxxxxxxxxx>");
> +MODULE_DESCRIPTION("Parade ps8622 eDP-LVDS converter driver");
> +MODULE_LICENSE("GPL");
"GPL v2"?
Regards,
Andreas
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