Here is the second question:
Also what needs to be done to remove some unwanted error messages like those :
The supply for the mmc and micro SD card is hardwired to 3.3V
[ 3.231581] sdhci-omap 480b4000.mmc: Linked as a consumer to regulator.9
[ 3.238452] sdhci-omap 480b4000.mmc: no pinctrl state for ddr_3_3v mode
[ 3.271316] mmc1: SDHCI controller on 480b4000.mmc [480b4000.mmc] using ADMA
[ 3.279013] sdhci-omap 480ad000.mmc: 480ad000.mmc supply vqmmc not found, using dummy regulator
[ 3.287873] sdhci-omap 480ad000.mmc: Linked as a consumer to regulator.0
[ 3.294703] sdhci-omap 480ad000.mmc: Dropping the link to regulator.0
[ 3.301295] sdhci-omap 480ad000.mmc: Linked as a consumer to regulator.2
[ 3.308149] sdhci-omap 480ad000.mmc: no pinctrl state for sdr104 mode
[ 3.314842] sdhci-omap 480ad000.mmc: no pinctrl state for ddr50 mode
[ 3.321378] sdhci-omap 480ad000.mmc: no pinctrl state for sdr50 mode
[ 3.327919] sdhci-omap 480ad000.mmc: no pinctrl state for sdr25 mode
[ 3.334470] sdhci-omap 480ad000.mmc: no pinctrl state for sdr12 mode
[ 3.340976] sdhci-omap 480ad000.mmc: no pinctrl state for hs mode
[ 3.347232] sdhci-omap 480ad000.mmc: no pinctrl state for hs mode
[ 3.353506] sdhci-omap 480ad000.mmc: no pinctrl state for hs200_1_8v mode
[ 3.367064] mmc0: host does not support reading read-only switch, assuming write-enable
My yocto is based on Automotive SDK 6 but using poky instead of arago
Regards
Karthik
