18c2ecf20Sopenharmony_ci* ST-Ericsson UX500 PM Domains 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciUX500 supports multiple PM domains which are used to gate power to one or 48c2ecf20Sopenharmony_cimore peripherals on the SOC. 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ciThe implementation of PM domains for UX500 are based upon the generic PM domain 78c2ecf20Sopenharmony_ciand use the corresponding DT bindings. 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci==PM domain providers== 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciRequired properties: 128c2ecf20Sopenharmony_ci - compatible: Must be "stericsson,ux500-pm-domains". 138c2ecf20Sopenharmony_ci - #power-domain-cells : Number of cells in a power domain specifier, must be 1. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciExample: 168c2ecf20Sopenharmony_ci pm_domains: pm_domains0 { 178c2ecf20Sopenharmony_ci compatible = "stericsson,ux500-pm-domains"; 188c2ecf20Sopenharmony_ci #power-domain-cells = <1>; 198c2ecf20Sopenharmony_ci }; 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ci==PM domain consumers== 228c2ecf20Sopenharmony_ci 238c2ecf20Sopenharmony_ciRequired properties: 248c2ecf20Sopenharmony_ci - power-domains: A phandle and PM domain specifier. Below are the list of 258c2ecf20Sopenharmony_ci valid specifiers: 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci Index Specifier 288c2ecf20Sopenharmony_ci ----- --------- 298c2ecf20Sopenharmony_ci 0 DOMAIN_VAPE 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_ciExample: 328c2ecf20Sopenharmony_ci sdi0_per1@80126000 { 338c2ecf20Sopenharmony_ci compatible = "arm,pl18x", "arm,primecell"; 348c2ecf20Sopenharmony_ci power-domains = <&pm_domains DOMAIN_VAPE> 358c2ecf20Sopenharmony_ci }; 36