From: Yakir Yang Date: Wed, 1 Apr 2015 03:57:10 +0000 (-0400) Subject: drm: rockchip/dw_hdmi-rockchip: improve for HDMI electrical test X-Git-Tag: firefly_0821_release~176^2~1915^2~4^2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1dbee1a3c38a8792c235048df1d709fc5ca3a185;p=firefly-linux-kernel-4.4.55.git drm: rockchip/dw_hdmi-rockchip: improve for HDMI electrical test When pixel clock less than 148.5MHz, make sloopboost=2 tklvl=20 cklvl=13 increase rasing/falling time and increase data & clock voltage driver. When pixel clock less than 74.25MHz, make sloopboost=0 tklvl=19 cklvl=18, increase data and clock voltage driver. Signed-off-by: Yakir Yang Signed-off-by: Russell King --- diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 65b0f7bf5b52..80d6fc8a5cee 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -135,9 +135,9 @@ static const struct dw_hdmi_curr_ctrl rockchip_cur_ctr[] = { static const struct dw_hdmi_phy_config rockchip_phy_config[] = { /*pixelclk symbol term vlev*/ - { 74250000, 0x8009, 0x0004, 0x01ad}, - { 148500000, 0x8029, 0x0004, 0x01ad}, - { 297000000, 0x8039, 0x0005, 0x01ad}, + { 74250000, 0x8009, 0x0004, 0x0272}, + { 148500000, 0x802b, 0x0004, 0x028d}, + { 297000000, 0x8039, 0x0005, 0x028d}, { ~0UL, 0x0000, 0x0000, 0x0000} };