linux_kernel/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c

/*
 * Copyright (C) 2013 Red Hat
 * Author: Rob Clark <robdclark@gmail.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/>.
 */

#include "hdmi.h"

static void hdmi_phy_8x74_powerup(struct hdmi_phy *phy,
		unsigned long int pixclock)
{
	hdmi_phy_write(phy, REG_HDMI_8x74_ANA_CFG0,   0x1b);
	hdmi_phy_write(phy, REG_HDMI_8x74_ANA_CFG1,   0xf2);
	hdmi_phy_write(phy, REG_HDMI_8x74_BIST_CFG0,  0x0);
	hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN0, 0x0);
	hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN1, 0x0);
	hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN2, 0x0);
	hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN3, 0x0);
	hdmi_phy_write(phy, REG_HDMI_8x74_PD_CTRL1,   0x20);
}

static void hdmi_phy_8x74_powerdown(struct hdmi_phy *phy)
{
	hdmi_phy_write(phy, REG_HDMI_8x74_PD_CTRL0, 0x7f);
}

static const char * const hdmi_phy_8x74_reg_names[] = {
	"core-vdda",
	"vddio",
};

static const char * const hdmi_phy_8x74_clk_names[] = {
	"iface_clk",
	"alt_iface_clk"
};

const struct hdmi_phy_cfg msm_hdmi_phy_8x74_cfg = {
	.type = MSM_HDMI_PHY_8x74,
	.powerup = hdmi_phy_8x74_powerup,
	.powerdown = hdmi_phy_8x74_powerdown,
	.reg_names = hdmi_phy_8x74_reg_names,
	.num_regs = ARRAY_SIZE(hdmi_phy_8x74_reg_names),
	.clk_names = hdmi_phy_8x74_clk_names,
	.num_clks = ARRAY_SIZE(hdmi_phy_8x74_clk_names),
};