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there's pin conflict between epdc and sii902x, seeing following boot message:
[ 4.736169] imx7d-pinctrl 30330000.iomuxc: pin MX7D_PAD_EPDC_DATA13 already requested by 2-0039; cannot claim for 306f0000.epdc
[ 4.748188] imx7d-pinctrl 30330000.iomuxc: pin-26 (306f0000.epdc) status -22
[ 4.755346] imx7d-pinctrl 30330000.iomuxc: could not request pin 26 (MX7D_PAD_EPDC_DATA13) from group epdcgrp0 on device 30330000.iomuxc
[ 4.767766] imx_epdc_v2_fb 306f0000.epdc: Error applying setting, reverse things back
disable hdmi(sii902x) to make epdc work
Signed-off-by: Robby Cai <robby.cai@nxp.com>
Reviewed-by: Sandor Yu <Sandor.yu@nxp.com>
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enable elan touch on IMXEBOOKDC4 panel board
Signed-off-by: Robby Cai <robby.cai@nxp.com>
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on imx7d-sdb board, epdc has pin conflict with fec2, sim, etc.
so add a separate dts file for it.
Signed-off-by: Robby Cai <robby.cai@nxp.com>
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