diff options
| author | Sandor Yu <R01008@freescale.com> | 2013-01-11 15:28:51 +0800 |
|---|---|---|
| committer | Sandor Yu <R01008@freescale.com> | 2013-01-18 14:43:02 +0800 |
| commit | 844aab72e7edcdced9f8e4e0d8e54eb4b0461cd9 (patch) | |
| tree | e7b5ea597303e8e933d787aa8bd862db17bc0f8e /drivers | |
| parent | 84cdc6e9acfc36c18e5b289e1e0d80810e284dcb (diff) | |
ENGR00239734 Mx6 HDMI PHY: Add 2 variable to pass board specific config
The PHY register 0x9 and 0xe should setting
to different value in different board to pass HCT.
Add variable phy_reg_vlev and phy_reg_cksymtx to pass
phy config data.
Signed-off-by: Sandor Yu <R01008@freescale.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/mxc_hdmi.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/video/mxc_hdmi.c b/drivers/video/mxc_hdmi.c index ddfa0276a905..34fb1b282173 100644 --- a/drivers/video/mxc_hdmi.c +++ b/drivers/video/mxc_hdmi.c @@ -152,6 +152,12 @@ struct hdmi_data_info { struct hdmi_vmode video_mode; }; +struct hdmi_phy_reg_config { + /* HDMI PHY register config for pass HCT */ + u16 reg_vlev; + u16 reg_cksymtx; +}; + struct mxc_hdmi { struct platform_device *pdev; struct platform_device *core_pdev; @@ -179,6 +185,8 @@ struct mxc_hdmi { struct fb_videomode previous_mode; struct fb_videomode previous_non_vga_mode; bool requesting_vga_for_initialization; + + struct hdmi_phy_reg_config phy_config; }; struct i2c_client *hdmi_i2c; @@ -1087,6 +1095,14 @@ static int hdmi_phy_configure(struct mxc_hdmi *hdmi, unsigned char pRep, hdmi_phy_i2c_write(hdmi, 0x800d, 0x09); /* CKSYMTXCTRL */ /* TX/CK LVL 10 */ hdmi_phy_i2c_write(hdmi, 0x01ad, 0x0E); /* VLEVCTRL */ + + /* Board specific setting for PHY register 0x09, 0x0e to pass HCT */ + if (hdmi->phy_config.reg_cksymtx != 0) + hdmi_phy_i2c_write(hdmi, hdmi->phy_config.reg_cksymtx, 0x09); + + if (hdmi->phy_config.reg_vlev != 0) + hdmi_phy_i2c_write(hdmi, hdmi->phy_config.reg_vlev, 0x0E); + /* REMOVE CLK TERM */ hdmi_phy_i2c_write(hdmi, 0x8000, 0x05); /* CKCALCTRL */ @@ -2189,6 +2205,10 @@ static int mxc_hdmi_disp_init(struct mxc_dispdrv_handle *disp, if (plat->init) plat->init(mxc_hdmi_ipu_id, mxc_hdmi_disp_id); + /* Specific phy config */ + hdmi->phy_config.reg_cksymtx = plat->phy_reg_cksymtx; + hdmi->phy_config.reg_vlev = plat->phy_reg_vlev; + hdmi->hdmi_isfr_clk = clk_get(&hdmi->pdev->dev, "hdmi_isfr_clk"); if (IS_ERR(hdmi->hdmi_isfr_clk)) { ret = PTR_ERR(hdmi->hdmi_isfr_clk); |