LXR linux/drivers/gpu/drm/msm/hdmi/hdmi_phy

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Copyright (C) 2013 Red Hat
   4 * Author: Rob Clark <robdclark@gmail.com>
   5 */
   6
   7#include "hdmi.h"
   8
   9static void hdmi_phy_8960_powerup(struct hdmi_phy *phy,
  10                                  unsigned long int pixclock)
  11{
  12        DBG("pixclock: %lu", pixclock);
  13
  14        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x00);
  15        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG0, 0x1b);
  16        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG1, 0xf2);
  17        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG4, 0x00);
  18        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG5, 0x00);
  19        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG6, 0x00);
  20        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG7, 0x00);
  21        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG8, 0x00);
  22        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG9, 0x00);
  23        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG10, 0x00);
  24        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG11, 0x00);
  25        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG3, 0x20);
  26}
  27
  28static void hdmi_phy_8960_powerdown(struct hdmi_phy *phy)
  29{
  30        DBG("");
  31
  32        hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x7f);
  33}
  34
  35static const char * const hdmi_phy_8960_reg_names[] = {
  36        "core-vdda",
  37};
  38
  39static const char * const hdmi_phy_8960_clk_names[] = {
  40        "slave_iface",
  41};
  42
  43const struct hdmi_phy_cfg msm_hdmi_phy_8960_cfg = {
  44        .type = MSM_HDMI_PHY_8960,
  45        .powerup = hdmi_phy_8960_powerup,
  46        .powerdown = hdmi_phy_8960_powerdown,
  47        .reg_names = hdmi_phy_8960_reg_names,
  48        .num_regs = ARRAY_SIZE(hdmi_phy_8960_reg_names),
  49        .clk_names = hdmi_phy_8960_clk_names,
  50        .num_clks = ARRAY_SIZE(hdmi_phy_8960_clk_names),
  51};
  52