shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-07 19:30:30 +09:00
Code Issues Packages Projects Releases Wiki Activity

rk3288 hdmi: modify pll para to improve signal

Browse Source
This commit is contained in:
zwl
2014-05-06 19:59:39 +08:00
parent 357c41cf94
commit 9e2b8ceb05
1 changed files with 12 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/video/rockchip/hdmi/chips/rk3288/rk3288_hdmi_hw.c
View File

@@ -10,14 +10,14 @@ static const struct phy_mpll_config_tab PHY_MPLL_TABLE[] = { //opmode: 0:HDMI1.4
{27000000, 0, HDMI_COLOR_DEPTH_12BIT, 2, 0, 0, 3, 3, 0, 3, 3, 0, 0},
{27000000, 0, HDMI_COLOR_DEPTH_16BIT, 3, 0, 0, 2, 3, 0, 2, 5, 0, 1},
{74250000, 0, HDMI_COLOR_DEPTH_8BIT, 0, 0, 0, 4, 3, 3, 2, 7, 0, 3},
{74250000, 0, HDMI_COLOR_DEPTH_10BIT, 1, 0, 0, 5, 0, 1, 1, 7, 0, 2},
{74250000, 0, HDMI_COLOR_DEPTH_10BIT, 1, 0, 0, 5, 3, 3, 2, 7, 0, 2},
{74250000, 0, HDMI_COLOR_DEPTH_12BIT, 2, 0, 0, 1, 2, 0, 1, 7, 0, 2},
{74250000, 0, HDMI_COLOR_DEPTH_16BIT, 3, 0, 0, 1, 3, 0, 1, 7, 0, 2},
{148500000, 0, HDMI_COLOR_DEPTH_8BIT, 0, 0, 0, 4, 3, 3, 2, 7, 0, 3},
{148500000, 0, HDMI_COLOR_DEPTH_10BIT, 1, 0, 0, 5, 0, 3, 0, 7, 0, 3},
{148500000, 0, HDMI_COLOR_DEPTH_8BIT, 0, 0, 0, 1, 1, 0, 1, 0, 0, 3},
{148500000, 0, HDMI_COLOR_DEPTH_10BIT, 1, 0, 0, 5, 1, 3, 1, 7, 0, 3},
{148500000, 0, HDMI_COLOR_DEPTH_12BIT, 2, 0, 0, 1, 2, 1, 0, 7, 0, 3},
{148500000, 0, HDMI_COLOR_DEPTH_16BIT, 3, 0, 0, 1, 1, 0, 0, 7, 0, 3},
{297000000, 0, HDMI_COLOR_DEPTH_8BIT, 0, 0, 0, 1, 1, 0, 1, 7, 0, 3},
{297000000, 0, HDMI_COLOR_DEPTH_8BIT, 0, 0, 0, 1, 0, 0, 0, 0, 0, 3},
{297000000, 0, HDMI_COLOR_DEPTH_10BIT, 1, 3, 1, 5, 0, 3, 0, 7, 0, 3},
{297000000, 0, HDMI_COLOR_DEPTH_12BIT, 2, 3, 1, 1, 2, 2, 0, 7, 0, 3},
{297000000, 0, HDMI_COLOR_DEPTH_16BIT, 3, 3, 1, 1, 1, 0, 0, 5, 0, 3},
@@ -128,6 +128,7 @@ int rk3288_hdmi_read_edid(struct hdmi *hdmi_drv, int block, unsigned char *buff)
//unsigned long flags;
struct rk3288_hdmi_device *hdmi_dev = container_of(hdmi_drv, struct rk3288_hdmi_device, driver);
return -1;
hdmi_dbg(hdmi_drv->dev, "[%s] block %d\n", __FUNCTION__, block);
//spin_lock_irqsave(&hdmi_drv->irq_lock, flags);
hdmi_dev->i2cm_int = 0;
@@ -617,15 +618,19 @@ int rk3288_hdmi_config_phy(struct hdmi *hdmi_drv, unsigned char pixel_repet, uns
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_TERM_RESIS, v_TX_TERM(R100_Ohms));
}
else if(hdmi_drv->pixclock == 297000000) {
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_CLKSYMCTRL, v_OVERRIDE(1) | v_SLOPEBOOST(3)
| v_TX_SYMON(1) | v_TX_TRAON(0) | v_TX_TRBON(1) | v_CLK_SYMON(1));
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_CLKSYMCTRL, v_OVERRIDE(1) | v_SLOPEBOOST(2)
| v_TX_SYMON(1) | v_TX_TRAON(0) | v_TX_TRBON(0) | v_CLK_SYMON(1));
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_TERM_RESIS, v_TX_TERM(R100_Ohms));
}
else if(hdmi_drv->pixclock > 297000000) {
//TODO Daisen wait to add and modify
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_TERM_RESIS, v_TX_TERM(R13333_Ohms));
}
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_VLEVCTRL, v_SUP_TXLVL(16) | v_SUP_CLKLVL(17));
if(hdmi_drv->pixclock < 297000000)
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_VLEVCTRL, v_SUP_TXLVL(20) | v_SUP_CLKLVL(19));
else
rk3288_hdmi_write_phy(hdmi_dev, PHYTX_VLEVCTRL, v_SUP_TXLVL(17) | v_SUP_CLKLVL(16));
//power on PHY
hdmi_writel(hdmi_dev, PHY_CONF0, 0x6e);