1What: /sys/bus/platform/devices/*/srpd 2Date: July 2022 3KernelVersion: 5.21 4Contact: Florian Fainelli <f.fainelli@gmail.com> 5Description: 6 Self Refresh Power Down (SRPD) inactivity timeout counted in 7 internal DDR controller clock cycles. Possible values range 8 from 0 (disable inactivity timeout) to 65535 (0xffff). 9 10What: /sys/bus/platform/devices/*/frequency 11Date: July 2022 12KernelVersion: 5.21 13Contact: Florian Fainelli <f.fainelli@gmail.com> 14Description: 15 DDR PHY frequency in Hz. 16