OpenCloudOS-Kernel/drivers/gpu/drm/omapdrm/dss/hdmi5.c

880 lines
18 KiB
C

/*
* HDMI driver for OMAP5
*
* Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
*
* Authors:
* Yong Zhi
* Mythri pk
* Archit Taneja <archit@ti.com>
* Tomi Valkeinen <tomi.valkeinen@ti.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define DSS_SUBSYS_NAME "HDMI"
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/mutex.h>
#include <linux/delay.h>
#include <linux/string.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
#include <linux/component.h>
#include <linux/of.h>
#include <linux/of_graph.h>
#include <sound/omap-hdmi-audio.h>
#include "omapdss.h"
#include "hdmi5_core.h"
#include "dss.h"
static int hdmi_runtime_get(struct omap_hdmi *hdmi)
{
int r;
DSSDBG("hdmi_runtime_get\n");
r = pm_runtime_get_sync(&hdmi->pdev->dev);
WARN_ON(r < 0);
if (r < 0)
return r;
return 0;
}
static void hdmi_runtime_put(struct omap_hdmi *hdmi)
{
int r;
DSSDBG("hdmi_runtime_put\n");
r = pm_runtime_put_sync(&hdmi->pdev->dev);
WARN_ON(r < 0 && r != -ENOSYS);
}
static irqreturn_t hdmi_irq_handler(int irq, void *data)
{
struct omap_hdmi *hdmi = data;
struct hdmi_wp_data *wp = &hdmi->wp;
u32 irqstatus;
irqstatus = hdmi_wp_get_irqstatus(wp);
hdmi_wp_set_irqstatus(wp, irqstatus);
if ((irqstatus & HDMI_IRQ_LINK_CONNECT) &&
irqstatus & HDMI_IRQ_LINK_DISCONNECT) {
u32 v;
/*
* If we get both connect and disconnect interrupts at the same
* time, turn off the PHY, clear interrupts, and restart, which
* raises connect interrupt if a cable is connected, or nothing
* if cable is not connected.
*/
hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_OFF);
/*
* We always get bogus CONNECT & DISCONNECT interrupts when
* setting the PHY to LDOON. To ignore those, we force the RXDET
* line to 0 until the PHY power state has been changed.
*/
v = hdmi_read_reg(hdmi->phy.base, HDMI_TXPHY_PAD_CFG_CTRL);
v = FLD_MOD(v, 1, 15, 15); /* FORCE_RXDET_HIGH */
v = FLD_MOD(v, 0, 14, 7); /* RXDET_LINE */
hdmi_write_reg(hdmi->phy.base, HDMI_TXPHY_PAD_CFG_CTRL, v);
hdmi_wp_set_irqstatus(wp, HDMI_IRQ_LINK_CONNECT |
HDMI_IRQ_LINK_DISCONNECT);
hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_LDOON);
REG_FLD_MOD(hdmi->phy.base, HDMI_TXPHY_PAD_CFG_CTRL, 0, 15, 15);
} else if (irqstatus & HDMI_IRQ_LINK_CONNECT) {
hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_TXON);
} else if (irqstatus & HDMI_IRQ_LINK_DISCONNECT) {
hdmi_wp_set_phy_pwr(wp, HDMI_PHYPWRCMD_LDOON);
}
return IRQ_HANDLED;
}
static int hdmi_init_regulator(struct omap_hdmi *hdmi)
{
struct regulator *reg;
if (hdmi->vdda_reg != NULL)
return 0;
reg = devm_regulator_get(&hdmi->pdev->dev, "vdda");
if (IS_ERR(reg)) {
DSSERR("can't get VDDA regulator\n");
return PTR_ERR(reg);
}
hdmi->vdda_reg = reg;
return 0;
}
static int hdmi_power_on_core(struct omap_hdmi *hdmi)
{
int r;
r = regulator_enable(hdmi->vdda_reg);
if (r)
return r;
r = hdmi_runtime_get(hdmi);
if (r)
goto err_runtime_get;
/* Make selection of HDMI in DSS */
dss_select_hdmi_venc_clk_source(hdmi->dss, DSS_HDMI_M_PCLK);
hdmi->core_enabled = true;
return 0;
err_runtime_get:
regulator_disable(hdmi->vdda_reg);
return r;
}
static void hdmi_power_off_core(struct omap_hdmi *hdmi)
{
hdmi->core_enabled = false;
hdmi_runtime_put(hdmi);
regulator_disable(hdmi->vdda_reg);
}
static int hdmi_power_on_full(struct omap_hdmi *hdmi)
{
int r;
struct videomode *vm;
struct dss_pll_clock_info hdmi_cinfo = { 0 };
unsigned int pc;
r = hdmi_power_on_core(hdmi);
if (r)
return r;
vm = &hdmi->cfg.vm;
DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", vm->hactive,
vm->vactive);
pc = vm->pixelclock;
if (vm->flags & DISPLAY_FLAGS_DOUBLECLK)
pc *= 2;
/* DSS_HDMI_TCLK is bitclk / 10 */
pc *= 10;
dss_pll_calc_b(&hdmi->pll.pll, clk_get_rate(hdmi->pll.pll.clkin),
pc, &hdmi_cinfo);
/* disable and clear irqs */
hdmi_wp_clear_irqenable(&hdmi->wp, 0xffffffff);
hdmi_wp_set_irqstatus(&hdmi->wp,
hdmi_wp_get_irqstatus(&hdmi->wp));
r = dss_pll_enable(&hdmi->pll.pll);
if (r) {
DSSERR("Failed to enable PLL\n");
goto err_pll_enable;
}
r = dss_pll_set_config(&hdmi->pll.pll, &hdmi_cinfo);
if (r) {
DSSERR("Failed to configure PLL\n");
goto err_pll_cfg;
}
r = hdmi_phy_configure(&hdmi->phy, hdmi_cinfo.clkdco,
hdmi_cinfo.clkout[0]);
if (r) {
DSSDBG("Failed to start PHY\n");
goto err_phy_cfg;
}
r = hdmi_wp_set_phy_pwr(&hdmi->wp, HDMI_PHYPWRCMD_LDOON);
if (r)
goto err_phy_pwr;
hdmi5_configure(&hdmi->core, &hdmi->wp, &hdmi->cfg);
/* tv size */
dss_mgr_set_timings(&hdmi->output, vm);
r = dss_mgr_enable(&hdmi->output);
if (r)
goto err_mgr_enable;
r = hdmi_wp_video_start(&hdmi->wp);
if (r)
goto err_vid_enable;
hdmi_wp_set_irqenable(&hdmi->wp,
HDMI_IRQ_LINK_CONNECT | HDMI_IRQ_LINK_DISCONNECT);
return 0;
err_vid_enable:
dss_mgr_disable(&hdmi->output);
err_mgr_enable:
hdmi_wp_set_phy_pwr(&hdmi->wp, HDMI_PHYPWRCMD_OFF);
err_phy_pwr:
err_phy_cfg:
err_pll_cfg:
dss_pll_disable(&hdmi->pll.pll);
err_pll_enable:
hdmi_power_off_core(hdmi);
return -EIO;
}
static void hdmi_power_off_full(struct omap_hdmi *hdmi)
{
hdmi_wp_clear_irqenable(&hdmi->wp, 0xffffffff);
hdmi_wp_video_stop(&hdmi->wp);
dss_mgr_disable(&hdmi->output);
hdmi_wp_set_phy_pwr(&hdmi->wp, HDMI_PHYPWRCMD_OFF);
dss_pll_disable(&hdmi->pll.pll);
hdmi_power_off_core(hdmi);
}
static int hdmi_display_check_timing(struct omap_dss_device *dssdev,
struct videomode *vm)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
if (!dispc_mgr_timings_ok(hdmi->dss->dispc, dssdev->dispc_channel, vm))
return -EINVAL;
return 0;
}
static void hdmi_display_set_timing(struct omap_dss_device *dssdev,
struct videomode *vm)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
mutex_lock(&hdmi->lock);
hdmi->cfg.vm = *vm;
dispc_set_tv_pclk(hdmi->dss->dispc, vm->pixelclock);
mutex_unlock(&hdmi->lock);
}
static void hdmi_display_get_timings(struct omap_dss_device *dssdev,
struct videomode *vm)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
*vm = hdmi->cfg.vm;
}
static int hdmi_dump_regs(struct seq_file *s, void *p)
{
struct omap_hdmi *hdmi = s->private;
mutex_lock(&hdmi->lock);
if (hdmi_runtime_get(hdmi)) {
mutex_unlock(&hdmi->lock);
return 0;
}
hdmi_wp_dump(&hdmi->wp, s);
hdmi_pll_dump(&hdmi->pll, s);
hdmi_phy_dump(&hdmi->phy, s);
hdmi5_core_dump(&hdmi->core, s);
hdmi_runtime_put(hdmi);
mutex_unlock(&hdmi->lock);
return 0;
}
static int read_edid(struct omap_hdmi *hdmi, u8 *buf, int len)
{
int r;
int idlemode;
mutex_lock(&hdmi->lock);
r = hdmi_runtime_get(hdmi);
BUG_ON(r);
idlemode = REG_GET(hdmi->wp.base, HDMI_WP_SYSCONFIG, 3, 2);
/* No-idle mode */
REG_FLD_MOD(hdmi->wp.base, HDMI_WP_SYSCONFIG, 1, 3, 2);
r = hdmi5_read_edid(&hdmi->core, buf, len);
REG_FLD_MOD(hdmi->wp.base, HDMI_WP_SYSCONFIG, idlemode, 3, 2);
hdmi_runtime_put(hdmi);
mutex_unlock(&hdmi->lock);
return r;
}
static void hdmi_start_audio_stream(struct omap_hdmi *hd)
{
REG_FLD_MOD(hd->wp.base, HDMI_WP_SYSCONFIG, 1, 3, 2);
hdmi_wp_audio_enable(&hd->wp, true);
hdmi_wp_audio_core_req_enable(&hd->wp, true);
}
static void hdmi_stop_audio_stream(struct omap_hdmi *hd)
{
hdmi_wp_audio_core_req_enable(&hd->wp, false);
hdmi_wp_audio_enable(&hd->wp, false);
REG_FLD_MOD(hd->wp.base, HDMI_WP_SYSCONFIG, hd->wp_idlemode, 3, 2);
}
static int hdmi_display_enable(struct omap_dss_device *dssdev)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
unsigned long flags;
int r = 0;
DSSDBG("ENTER hdmi_display_enable\n");
mutex_lock(&hdmi->lock);
if (!dssdev->dispc_channel_connected) {
DSSERR("failed to enable display: no output/manager\n");
r = -ENODEV;
goto err0;
}
r = hdmi_power_on_full(hdmi);
if (r) {
DSSERR("failed to power on device\n");
goto err0;
}
if (hdmi->audio_configured) {
r = hdmi5_audio_config(&hdmi->core, &hdmi->wp,
&hdmi->audio_config,
hdmi->cfg.vm.pixelclock);
if (r) {
DSSERR("Error restoring audio configuration: %d", r);
hdmi->audio_abort_cb(&hdmi->pdev->dev);
hdmi->audio_configured = false;
}
}
spin_lock_irqsave(&hdmi->audio_playing_lock, flags);
if (hdmi->audio_configured && hdmi->audio_playing)
hdmi_start_audio_stream(hdmi);
hdmi->display_enabled = true;
spin_unlock_irqrestore(&hdmi->audio_playing_lock, flags);
mutex_unlock(&hdmi->lock);
return 0;
err0:
mutex_unlock(&hdmi->lock);
return r;
}
static void hdmi_display_disable(struct omap_dss_device *dssdev)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
unsigned long flags;
DSSDBG("Enter hdmi_display_disable\n");
mutex_lock(&hdmi->lock);
spin_lock_irqsave(&hdmi->audio_playing_lock, flags);
hdmi_stop_audio_stream(hdmi);
hdmi->display_enabled = false;
spin_unlock_irqrestore(&hdmi->audio_playing_lock, flags);
hdmi_power_off_full(hdmi);
mutex_unlock(&hdmi->lock);
}
static int hdmi_core_enable(struct omap_hdmi *hdmi)
{
int r = 0;
DSSDBG("ENTER omapdss_hdmi_core_enable\n");
mutex_lock(&hdmi->lock);
r = hdmi_power_on_core(hdmi);
if (r) {
DSSERR("failed to power on device\n");
goto err0;
}
mutex_unlock(&hdmi->lock);
return 0;
err0:
mutex_unlock(&hdmi->lock);
return r;
}
static void hdmi_core_disable(struct omap_hdmi *hdmi)
{
DSSDBG("Enter omapdss_hdmi_core_disable\n");
mutex_lock(&hdmi->lock);
hdmi_power_off_core(hdmi);
mutex_unlock(&hdmi->lock);
}
static int hdmi_connect(struct omap_dss_device *dssdev,
struct omap_dss_device *dst)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
int r;
r = hdmi_init_regulator(hdmi);
if (r)
return r;
r = dss_mgr_connect(&hdmi->output, dssdev);
if (r)
return r;
r = omapdss_output_set_device(dssdev, dst);
if (r) {
DSSERR("failed to connect output to new device: %s\n",
dst->name);
dss_mgr_disconnect(&hdmi->output, dssdev);
return r;
}
return 0;
}
static void hdmi_disconnect(struct omap_dss_device *dssdev,
struct omap_dss_device *dst)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
WARN_ON(dst != dssdev->dst);
if (dst != dssdev->dst)
return;
omapdss_output_unset_device(dssdev);
dss_mgr_disconnect(&hdmi->output, dssdev);
}
static int hdmi_read_edid(struct omap_dss_device *dssdev,
u8 *edid, int len)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
bool need_enable;
int r;
need_enable = hdmi->core_enabled == false;
if (need_enable) {
r = hdmi_core_enable(hdmi);
if (r)
return r;
}
r = read_edid(hdmi, edid, len);
if (need_enable)
hdmi_core_disable(hdmi);
return r;
}
static int hdmi_set_infoframe(struct omap_dss_device *dssdev,
const struct hdmi_avi_infoframe *avi)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
hdmi->cfg.infoframe = *avi;
return 0;
}
static int hdmi_set_hdmi_mode(struct omap_dss_device *dssdev,
bool hdmi_mode)
{
struct omap_hdmi *hdmi = dssdev_to_hdmi(dssdev);
hdmi->cfg.hdmi_dvi_mode = hdmi_mode ? HDMI_HDMI : HDMI_DVI;
return 0;
}
static const struct omapdss_hdmi_ops hdmi_ops = {
.connect = hdmi_connect,
.disconnect = hdmi_disconnect,
.enable = hdmi_display_enable,
.disable = hdmi_display_disable,
.check_timings = hdmi_display_check_timing,
.set_timings = hdmi_display_set_timing,
.get_timings = hdmi_display_get_timings,
.read_edid = hdmi_read_edid,
.set_infoframe = hdmi_set_infoframe,
.set_hdmi_mode = hdmi_set_hdmi_mode,
};
static void hdmi_init_output(struct omap_hdmi *hdmi)
{
struct omap_dss_device *out = &hdmi->output;
out->dev = &hdmi->pdev->dev;
out->id = OMAP_DSS_OUTPUT_HDMI;
out->output_type = OMAP_DISPLAY_TYPE_HDMI;
out->name = "hdmi.0";
out->dispc_channel = OMAP_DSS_CHANNEL_DIGIT;
out->ops.hdmi = &hdmi_ops;
out->owner = THIS_MODULE;
omapdss_register_output(out);
}
static void hdmi_uninit_output(struct omap_hdmi *hdmi)
{
struct omap_dss_device *out = &hdmi->output;
omapdss_unregister_output(out);
}
static int hdmi_probe_of(struct omap_hdmi *hdmi)
{
struct platform_device *pdev = hdmi->pdev;
struct device_node *node = pdev->dev.of_node;
struct device_node *ep;
int r;
ep = of_graph_get_endpoint_by_regs(node, 0, 0);
if (!ep)
return 0;
r = hdmi_parse_lanes_of(pdev, ep, &hdmi->phy);
if (r)
goto err;
of_node_put(ep);
return 0;
err:
of_node_put(ep);
return r;
}
/* Audio callbacks */
static int hdmi_audio_startup(struct device *dev,
void (*abort_cb)(struct device *dev))
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
mutex_lock(&hd->lock);
WARN_ON(hd->audio_abort_cb != NULL);
hd->audio_abort_cb = abort_cb;
mutex_unlock(&hd->lock);
return 0;
}
static int hdmi_audio_shutdown(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
mutex_lock(&hd->lock);
hd->audio_abort_cb = NULL;
hd->audio_configured = false;
hd->audio_playing = false;
mutex_unlock(&hd->lock);
return 0;
}
static int hdmi_audio_start(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
unsigned long flags;
spin_lock_irqsave(&hd->audio_playing_lock, flags);
if (hd->display_enabled) {
if (!hdmi_mode_has_audio(&hd->cfg))
DSSERR("%s: Video mode does not support audio\n",
__func__);
hdmi_start_audio_stream(hd);
}
hd->audio_playing = true;
spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
return 0;
}
static void hdmi_audio_stop(struct device *dev)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
unsigned long flags;
if (!hdmi_mode_has_audio(&hd->cfg))
DSSERR("%s: Video mode does not support audio\n", __func__);
spin_lock_irqsave(&hd->audio_playing_lock, flags);
if (hd->display_enabled)
hdmi_stop_audio_stream(hd);
hd->audio_playing = false;
spin_unlock_irqrestore(&hd->audio_playing_lock, flags);
}
static int hdmi_audio_config(struct device *dev,
struct omap_dss_audio *dss_audio)
{
struct omap_hdmi *hd = dev_get_drvdata(dev);
int ret;
mutex_lock(&hd->lock);
if (hd->display_enabled) {
ret = hdmi5_audio_config(&hd->core, &hd->wp, dss_audio,
hd->cfg.vm.pixelclock);
if (ret)
goto out;
}
hd->audio_configured = true;
hd->audio_config = *dss_audio;
out:
mutex_unlock(&hd->lock);
return ret;
}
static const struct omap_hdmi_audio_ops hdmi_audio_ops = {
.audio_startup = hdmi_audio_startup,
.audio_shutdown = hdmi_audio_shutdown,
.audio_start = hdmi_audio_start,
.audio_stop = hdmi_audio_stop,
.audio_config = hdmi_audio_config,
};
static int hdmi_audio_register(struct omap_hdmi *hdmi)
{
struct omap_hdmi_audio_pdata pdata = {
.dev = &hdmi->pdev->dev,
.version = 5,
.audio_dma_addr = hdmi_wp_get_audio_dma_addr(&hdmi->wp),
.ops = &hdmi_audio_ops,
};
hdmi->audio_pdev = platform_device_register_data(
&hdmi->pdev->dev, "omap-hdmi-audio", PLATFORM_DEVID_AUTO,
&pdata, sizeof(pdata));
if (IS_ERR(hdmi->audio_pdev))
return PTR_ERR(hdmi->audio_pdev);
hdmi_runtime_get(hdmi);
hdmi->wp_idlemode =
REG_GET(hdmi->wp.base, HDMI_WP_SYSCONFIG, 3, 2);
hdmi_runtime_put(hdmi);
return 0;
}
/* HDMI HW IP initialisation */
static int hdmi5_bind(struct device *dev, struct device *master, void *data)
{
struct platform_device *pdev = to_platform_device(dev);
struct dss_device *dss = dss_get_device(master);
struct omap_hdmi *hdmi;
int r;
int irq;
hdmi = kzalloc(sizeof(*hdmi), GFP_KERNEL);
if (!hdmi)
return -ENOMEM;
hdmi->pdev = pdev;
hdmi->dss = dss;
dev_set_drvdata(&pdev->dev, hdmi);
mutex_init(&hdmi->lock);
spin_lock_init(&hdmi->audio_playing_lock);
r = hdmi_probe_of(hdmi);
if (r)
goto err_free;
r = hdmi_wp_init(pdev, &hdmi->wp, 5);
if (r)
goto err_free;
r = hdmi_pll_init(dss, pdev, &hdmi->pll, &hdmi->wp);
if (r)
goto err_free;
r = hdmi_phy_init(pdev, &hdmi->phy, 5);
if (r)
goto err_pll;
r = hdmi5_core_init(pdev, &hdmi->core);
if (r)
goto err_pll;
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
DSSERR("platform_get_irq failed\n");
r = -ENODEV;
goto err_pll;
}
r = devm_request_threaded_irq(&pdev->dev, irq,
NULL, hdmi_irq_handler,
IRQF_ONESHOT, "OMAP HDMI", hdmi);
if (r) {
DSSERR("HDMI IRQ request failed\n");
goto err_pll;
}
pm_runtime_enable(&pdev->dev);
hdmi_init_output(hdmi);
r = hdmi_audio_register(hdmi);
if (r) {
DSSERR("Registering HDMI audio failed %d\n", r);
hdmi_uninit_output(hdmi);
pm_runtime_disable(&pdev->dev);
return r;
}
hdmi->debugfs = dss_debugfs_create_file(dss, "hdmi", hdmi_dump_regs,
hdmi);
return 0;
err_pll:
hdmi_pll_uninit(&hdmi->pll);
err_free:
kfree(hdmi);
return r;
}
static void hdmi5_unbind(struct device *dev, struct device *master, void *data)
{
struct omap_hdmi *hdmi = dev_get_drvdata(dev);
dss_debugfs_remove_file(hdmi->debugfs);
if (hdmi->audio_pdev)
platform_device_unregister(hdmi->audio_pdev);
hdmi_uninit_output(hdmi);
hdmi_pll_uninit(&hdmi->pll);
pm_runtime_disable(dev);
kfree(hdmi);
}
static const struct component_ops hdmi5_component_ops = {
.bind = hdmi5_bind,
.unbind = hdmi5_unbind,
};
static int hdmi5_probe(struct platform_device *pdev)
{
return component_add(&pdev->dev, &hdmi5_component_ops);
}
static int hdmi5_remove(struct platform_device *pdev)
{
component_del(&pdev->dev, &hdmi5_component_ops);
return 0;
}
static int hdmi_runtime_suspend(struct device *dev)
{
struct omap_hdmi *hdmi = dev_get_drvdata(dev);
dispc_runtime_put(hdmi->dss->dispc);
return 0;
}
static int hdmi_runtime_resume(struct device *dev)
{
struct omap_hdmi *hdmi = dev_get_drvdata(dev);
int r;
r = dispc_runtime_get(hdmi->dss->dispc);
if (r < 0)
return r;
return 0;
}
static const struct dev_pm_ops hdmi_pm_ops = {
.runtime_suspend = hdmi_runtime_suspend,
.runtime_resume = hdmi_runtime_resume,
};
static const struct of_device_id hdmi_of_match[] = {
{ .compatible = "ti,omap5-hdmi", },
{ .compatible = "ti,dra7-hdmi", },
{},
};
struct platform_driver omapdss_hdmi5hw_driver = {
.probe = hdmi5_probe,
.remove = hdmi5_remove,
.driver = {
.name = "omapdss_hdmi5",
.pm = &hdmi_pm_ops,
.of_match_table = hdmi_of_match,
.suppress_bind_attrs = true,
},
};