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rk3288-hdmi: add lower power mode support

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This commit is contained in:
zwl
2014-04-11 19:07:08 +08:00
parent e7715f56c9
commit 97dc04883c
1 changed files with 2 additions and 5 deletions
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7
drivers/video/rockchip/hdmi/chips/rk3288/rk3288_hdmi_hw.c
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@@ -53,14 +53,13 @@ static void rk3288_hdmi_set_pwr_mode(struct hdmi *hdmi_drv, int mode)
switch(mode)
{
case NORMAL:
//hdmi_writel(hdmi_dev, MC_SWRSTZREQ, 0x00);
//hdmi_writel(hdmi_dev, MC_SWRSTZREQ_2, 0x00);
hdmi_writel(hdmi_dev, MC_CLKDIS, 0x00);
break;
case LOWER_PWR:
//hdmi_msk_reg(hdmi_dev, MC_CLKDIS, m_AUDCLK_DISABLE | m_PREPCLK_DISABLE | m_TMDSCLK_DISABLE | m_PIXELCLK_DISABLE,
//v_AUDCLK_DISABLE(1) | v_PREPCLK_DISABLE(1) | v_TMDSCLK_DISABLE(1) | v_PIXELCLK_DISABLE(1));
//hdmi_msk_reg(hdmi_dev, PHY_CONF0, m_TXPWRON_SIG, v_TXPWRON_SIG(0));
hdmi_msk_reg(hdmi_dev, PHY_CONF0, m_TMDS_EN | m_TXPWRON_SIG | m_ENHPD_RXSENSE_SIG,
v_TMDS_EN(0) | v_TXPWRON_SIG(0) | v_ENHPD_RXSENSE_SIG(1));
break;
default:
hdmi_dbg(hdmi_drv->dev, "unkown hdmi pwr mode %d\n",mode);
@@ -89,11 +88,9 @@ void rk3288_hdmi_reset(struct hdmi *hdmi_drv)
rk3288_hdmi_i2cm_reset(hdmi_dev);
#if 1
//reset PHY
hdmi_writel(hdmi_dev, PHY_CONF0, 0x3a);
hdmi_writel(hdmi_dev, MC_PHYRSTZ, v_PHY_RSTZ(1));
udelay(100);
hdmi_writel(hdmi_dev, MC_PHYRSTZ, v_PHY_RSTZ(0));
hdmi_writel(hdmi_dev, PHY_CONF0, 0x6e);
#endif
rk3288_hdmi_set_pwr_mode(hdmi_drv, LOWER_PWR);