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[media] v4l: s5p-tv: hdmi: add support for platform data
Moving configuration of s5p-hdmi peripherals from driver data to platfrom data. Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
parent
56e1df491b
commit
350f2f4dad
2 changed files with 52 additions and 21 deletions
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@ -30,6 +30,7 @@
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#include <linux/clk.h>
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#include <linux/regulator/consumer.h>
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#include <media/s5p_hdmi.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-dev.h>
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#include <media/v4l2-device.h>
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@ -74,10 +75,6 @@ struct hdmi_device {
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struct hdmi_resources res;
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};
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struct hdmi_driver_data {
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int hdmiphy_bus;
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};
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struct hdmi_tg_regs {
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u8 cmd;
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u8 h_fsz_l;
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@ -129,23 +126,11 @@ struct hdmi_preset_conf {
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struct v4l2_mbus_framefmt mbus_fmt;
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};
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/* I2C module and id for HDMIPHY */
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static struct i2c_board_info hdmiphy_info = {
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I2C_BOARD_INFO("hdmiphy", 0x38),
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};
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static struct hdmi_driver_data hdmi_driver_data[] = {
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{ .hdmiphy_bus = 3 },
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{ .hdmiphy_bus = 8 },
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};
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static struct platform_device_id hdmi_driver_types[] = {
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{
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.name = "s5pv210-hdmi",
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.driver_data = (unsigned long)&hdmi_driver_data[0],
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}, {
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.name = "exynos4-hdmi",
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.driver_data = (unsigned long)&hdmi_driver_data[1],
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}, {
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/* end node */
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}
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@ -870,11 +855,17 @@ static int __devinit hdmi_probe(struct platform_device *pdev)
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struct i2c_adapter *phy_adapter;
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struct v4l2_subdev *sd;
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struct hdmi_device *hdmi_dev = NULL;
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struct hdmi_driver_data *drv_data;
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struct s5p_hdmi_platform_data *pdata = dev->platform_data;
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int ret;
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dev_dbg(dev, "probe start\n");
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if (!pdata) {
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dev_err(dev, "platform data is missing\n");
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ret = -ENODEV;
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goto fail;
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}
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hdmi_dev = devm_kzalloc(&pdev->dev, sizeof(*hdmi_dev), GFP_KERNEL);
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if (!hdmi_dev) {
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dev_err(dev, "out of memory\n");
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@ -929,9 +920,14 @@ static int __devinit hdmi_probe(struct platform_device *pdev)
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goto fail_init;
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}
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drv_data = (struct hdmi_driver_data *)
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platform_get_device_id(pdev)->driver_data;
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phy_adapter = i2c_get_adapter(drv_data->hdmiphy_bus);
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/* testing if hdmiphy info is present */
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if (!pdata->hdmiphy_info) {
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dev_err(dev, "hdmiphy info is missing in platform data\n");
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ret = -ENXIO;
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goto fail_vdev;
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}
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phy_adapter = i2c_get_adapter(pdata->hdmiphy_bus);
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if (phy_adapter == NULL) {
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dev_err(dev, "adapter request failed\n");
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ret = -ENXIO;
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@ -939,7 +935,7 @@ static int __devinit hdmi_probe(struct platform_device *pdev)
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}
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hdmi_dev->phy_sd = v4l2_i2c_new_subdev_board(&hdmi_dev->v4l2_dev,
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phy_adapter, &hdmiphy_info, NULL);
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phy_adapter, pdata->hdmiphy_info, NULL);
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/* on failure or not adapter is no longer useful */
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i2c_put_adapter(phy_adapter);
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if (hdmi_dev->phy_sd == NULL) {
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35
include/media/s5p_hdmi.h
Normal file
35
include/media/s5p_hdmi.h
Normal file
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@ -0,0 +1,35 @@
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/*
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* Driver header for S5P HDMI chip.
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*
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* Copyright (c) 2011 Samsung Electronics, Co. Ltd
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* Contact: Tomasz Stanislawski <t.stanislaws@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef S5P_HDMI_H
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#define S5P_HDMI_H
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struct i2c_board_info;
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/**
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* @hdmiphy_bus: controller id for HDMIPHY bus
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* @hdmiphy_info: template for HDMIPHY I2C device
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* @mhl_bus: controller id for MHL control bus
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* @mhl_info: template for MHL I2C device
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*
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* NULL pointer for *_info fields indicates that
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* the corresponding chip is not present
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*/
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struct s5p_hdmi_platform_data {
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int hdmiphy_bus;
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struct i2c_board_info *hdmiphy_info;
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int mhl_bus;
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struct i2c_board_info *mhl_info;
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};
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#endif /* S5P_HDMI_H */
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