diff options
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c')
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c new file mode 100644 index 000000000..a2a6940e1 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#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", "alt_iface" +}; + +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), +}; |