/*
* Copyright (C) 2012 Avionic Design GmbH
* Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
*
* 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.
*/
#include <linux/clk.h>
#include <linux/debugfs.h>
#include <linux/gpio.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <mach/clk.h>
#include "hdmi.h"
#include "drm.h"
#include "dc.h"
struct tegra_hdmi {
struct host1x_client client;
struct tegra_output output;
struct device *dev;
struct regulator *vdd;
struct regulator *pll;
void __iomem *regs;
unsigned int irq;
struct clk *clk_parent;
struct clk *clk;
unsigned int audio_source;
unsigned int audio_freq;
bool stereo;
bool dvi;
struct drm_info_list *debugfs_files;
struct drm_minor *minor;
struct dentry *debugfs;
};
static inline struct tegra_hdmi *
host1x_client_to_hdmi(struct host1x_client *client)
{
return container_of(client, struct tegra_hdmi, client);
}
static inline struct tegra_hdmi *to_hdmi(struct tegra_output *output)
{
return container_of(output, struct tegra_hdmi, output);
}
#define HDMI_AUDIOCLK_FREQ 216000000
#define HDMI_REKEY_DEFAULT 56
enum {
AUTO = 0,
SPDIF,
HDA,
};
static inline unsigned long tegra_hdmi_readl(struct tegra_hdmi *hdmi,
unsigned long reg)
{
return readl(hdmi->regs + (reg << 2));
}
static inline void tegra_hdmi_writel(struct tegra_hdmi *hdmi, unsigned long val,
unsigned long reg)
{
writel(val, hdmi->regs + (reg << 2));
}
struct tegra_hdmi_audio_config {
unsigned int pclk;
unsigned int n;
unsigned int cts;
unsigned int aval;
};
static const struct tegra_hdmi_audio_config tegra_hdmi_audio_32k[] 