18c2ecf20Sopenharmony_ciMSM Restart Driver 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciA power supply hold (ps-hold) bit is set to power the msm chipsets. 48c2ecf20Sopenharmony_ciClearing that bit allows us to restart/poweroff. The difference 58c2ecf20Sopenharmony_cibetween poweroff and restart is determined by unique power manager IC 68c2ecf20Sopenharmony_cisettings. 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ciRequired Properties: 98c2ecf20Sopenharmony_ci-compatible: "qcom,pshold" 108c2ecf20Sopenharmony_ci-reg: Specifies the physical address of the ps-hold register 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ciExample: 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci restart@fc4ab000 { 158c2ecf20Sopenharmony_ci compatible = "qcom,pshold"; 168c2ecf20Sopenharmony_ci reg = <0xfc4ab000 0x4>; 178c2ecf20Sopenharmony_ci }; 18