In a newspaper column on Sunday, Sinead O’Connor called for the formation of a new Catholic church.
"We need a church that honors the sacraments and does not dictate who God can love or not love," she said.
"If we stick to the sacraments and honor them fully, the rest will follow."
Her comments come after her recent announcement of the end of her third marriage to Steve Cooney (57) after eight months.
The 45-year-old had married her most recent husband on tour in Europe last summer.
The mother of four has often spoke about suffering from bipolar disorder.
Her new album "Home" is set to be released in June. The singer-songwriter is preparing for a tour of the UK in Ireland over the summer months.