[PATCH v1 2/6] drm/rockchip: dw_hdmi: adjust cklvl & txlvl for RF/EMI

2016-07-11 Thread Yakir Yang
Dut to the high HDMI signal voltage driver, Mickey have meet a serious RF/EMI problem, so we decided to reduce HDMI signal voltage to a proper value. The default params for phy is cklvl = 20 & txlvl = 13 (RF/EMI failed) ck: lvl = 13, term=100, vlo = 2.71, vhi=3.14, vswing = 0.43 tx: lvl = 20,

[PATCH v1 2/6] drm/rockchip: dw_hdmi: adjust cklvl & txlvl for RF/EMI

2016-07-11 Thread Yakir Yang
Dut to the high HDMI signal voltage driver, Mickey have meet a serious RF/EMI problem, so we decided to reduce HDMI signal voltage to a proper value. The default params for phy is cklvl = 20 & txlvl = 13 (RF/EMI failed) ck: lvl = 13, term=100, vlo = 2.71, vhi=3.14, vswing = 0.43 tx: lvl = 20,