1*4882a593SmuzhiyunODROIDXU-UBOOT-CONFIG 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun# U-Boot Parameters 4*4882a593Smuzhiyunsetenv initrd_high "0xffffffff" 5*4882a593Smuzhiyunsetenv fdt_high "0xffffffff" 6*4882a593Smuzhiyun 7*4882a593Smuzhiyunsetenv macaddr "00:1e:06:61:7a:39" 8*4882a593Smuzhiyunsetenv bootrootfs "console=tty1 root=/dev/mmcblk1p2 rootwait rw fsck.repair=yes net.ifnames=0" 9*4882a593Smuzhiyunsetenv bootcmd "load mmc 0:1 0x40008000 zImage; load mmc 0:1 0x44000000 exynos5422-odroidxu4.dtb; bootz 0x40008000 - 0x44000000" 10*4882a593Smuzhiyunsetenv vout "hdmi" 11*4882a593Smuzhiyunsetenv governor "performance" 12*4882a593Smuzhiyunsetenv HPD "true" 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun# TMDS data amplitude control. 15*4882a593Smuzhiyunsetenv hdmi_tx_amp_lvl "31" 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun# TMDS data amplitude fine control for each channel. 18*4882a593Smuzhiyunsetenv hdmi_tx_lvl_ch0 "3" 19*4882a593Smuzhiyunsetenv hdmi_tx_lvl_ch1 "3" 20*4882a593Smuzhiyunsetenv hdmi_tx_lvl_ch2 "3" 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun# TMDS data pre-emphasis level control. 23*4882a593Smuzhiyunsetenv hdmi_tx_emp_lvl "6" 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun# TMDS clock amplitude control. 26*4882a593Smuzhiyunsetenv hdmi_clk_amp_lvl "31" 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun# TMDS data source termination resistor control. 29*4882a593Smuzhiyunsetenv hdmi_tx_res "0" 30*4882a593Smuzhiyun 31*4882a593Smuzhiyunsetenv hdmi_phy_control "hdmi_tx_amp_lvl=${hdmi_tx_amp_lvl} hdmi_tx_lvl_ch0=${hdmi_tx_lvl_ch0} hdmi_tx_lvl_ch1=${hdmi_tx_lvl_ch1} hdmi_tx_lvl_ch2=${hdmi_tx_lvl_ch2} hdmi_tx_emp_lvl=${hdmi_tx_emp_lvl} hdmi_clk_amp_lvl=${hdmi_clk_amp_lvl} hdmi_tx_res=${hdmi_tx_res} HPD=${HPD} vout=${vout}" 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun# final boot args 34*4882a593Smuzhiyunsetenv bootargs "${bootrootfs} ${videoconfig} smsc95xx.macaddr=${macaddr} governor=${governor} ${hdmi_phy_control}" 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun# Boot the board 37*4882a593Smuzhiyunboot 38*4882a593Smuzhiyun 39