# Copyright (c) 2019, The Linux Foundation. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # * Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # * Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # * Neither the name of The Linux Foundation nor # the names of its contributors may be used to endorse or promote # products derived from this software without specific prior written # permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # on init # Disable MMC powersaving write /sys/devices/soc/${ro.boot.bootdevice}/mmc_host/mmc0/clk_scaling/enable 0 write /sys/devices/soc/74a4900.sdhci/mmc_host/mmc1/clk_scaling/enable 0 write /sys/devices/soc/${ro.boot.bootdevice}/pm_qos_irq_enable 0 on charger # Enable MMC powersaving write /sys/devices/soc/${ro.boot.bootdevice}/mmc_host/mmc0/clk_scaling/enable 1 write /sys/devices/soc/74a4900.sdhci/mmc_host/mmc1/clk_scaling/enable 1 write /sys/devices/soc/${ro.boot.bootdevice}/pm_qos_irq_enable 1 on property:vendor.post_boot.parsed=1 # Enable MMC powersaving write /sys/devices/soc/${ro.boot.bootdevice}/mmc_host/mmc0/clk_scaling/enable 1 write /sys/devices/soc/74a4900.sdhci/mmc_host/mmc1/clk_scaling/enable 1 write /sys/devices/soc/${ro.boot.bootdevice}/pm_qos_irq_enable 1