US singer-songwriter JJ Cale has died aged 74.

An announcement posted on his official website revealed that he had suffered a heart attack and passed away at Scripps Hospital in La Jolla, California, on Friday.

jj cale

Oklahoma-born John Weldon Cale first became famous in 1970, when Eric Clapton covered his song 'After Midnight'.

He is credited for helping create the Tulsa Sound and went on to record 14 studio albums and won a Grammy Award in 2008 for an album he recorded with Clapton.

Cale's songs were also covered by the likes of Lynyrd Skynyrd, Tom Petty and Randy Crawford.

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  • Photo of JJ CALE

    UNSPECIFIED - JANUARY 01: Photo of JJ CALE (Photo by Gems/Redferns)

  • JJ Cale Performs Live In Amsterdam

    AMSTERDAM, HOLLAND: JJ Cale backstage in the dressing room of the Carre Theatre, Amsterdam prior to his performance there in 1973 (Photo by Gijsbert Hanekroot/Redferns)

  • Photo of JJ CALE

    UNSPECIFIED - JANUARY 01: Photo of JJ CALE; performing live onstage, (Photo by Charlie Gillett Collection/Redferns)

  • JJ Cale Performs Live In Amsterdam

    AMSTERDAM, HOLLAND: JJ Cale backstage in the dressing room of the Carre Theatre, Amsterdam prior to his performance there in 1973 (Photo by Gijsbert Hanekroot/Redferns)

  • JJ Cale Performs Live In Amsterdam

    AMSTERDAM, HOLLAND: JJ Cale performs live at the Carre Theatre, Amsterdam in 1974 (Photo by Gijsbert Hanekroot/Redferns)

  • JJ Cale Live In Amsterdam

    AMSTERDAM, NETHERLANDS: American musician JJ Cale performs live at the Carre Theatre, Amsterdam in 1974. (Photo by Gijsbert Hanekroot/Redferns)

  • JJ Cale Live In Amsterdam

    AMSTERDAM, NETHERLANDS: American musician JJ Cale posed backstage at the Carre Theatre, Amsterdam in 1974. (Photo by Gijsbert Hanekroot/Redferns)

  • JJ Cale

    American singer-songwriter and musician JJ Cale in London, 1976. (Photo by Estate Of Keith Morris/Redferns/Getty Images)

  • JJ Cale

    COPENHAGEN, DENMARK - APRIL: J.J. Cale performs on stage in April 1976 in Copenhagen, Denmark. (Photo by Jorgen Angel/Redferns)

  • JJ Cale Backstage

    SAN FRANCISCO - 1977: JJ Cale backstage at The Boarding House Nightclub in 1977 in San Francisco, California. (Photo by Richard McCaffrey/ Michael Ochs Archive/ Getty Images)

  • Photo of JJ CALE

    UNITED KINGDOM - AUGUST 01: NEW VICTORIA THEATRE Photo of JJ CALE (Photo by Keith Bernstein/Redferns)

  • J.J. Cale

    J.J. Cale, U.S. singer-songwriter and musician, playing the guitar and singing into a microphone during a live concert performance at the New Victoria Theatre in London, England, Great Britain, August 1977. (Photo by Keith Bernstein/Redferns/Getty Images)

  • JJ Cale At Home

    American singer-songwriter and guitarist JJ Cale at his home near San Diego, California, 1989. (Photo by Michael Putland/Getty Images)

  • Photo of JJ CALE

    UNSPECIFIED - JANUARY 01: Photo of JJ CALE (Photo by Ian Dickson/Redferns)

  • Photo of JJ CALE

    UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns)

  • Photo of JJ CALE

    UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns)

  • Photo of JJ CALE

    UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns)

  • JJ Cale

    BERKELEY, UNITED STATES - AUGUST 28: JJ Cale performs at the Greek Theater in Berkeley, CA on August 28, 1993. (Photo by Clayton Call/Redferns)

  • JJ Cale

    BERKELEY, UNITED STATES - AUGUST 28: JJ Cale performs at the Greek Theater in Berkeley, CA on August 28, 1993. (Photo by Clayton Call/Redferns)

  • Photo of JJ CALE

    UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Ebet Roberts/Redferns)

  • Photo of JJ CALE

    UNITED STATES - JANUARY 01: Photo of JJ CALE (Photo by Robert Knight Archive/Redferns)

  • Portrait of J.J. Cale

    J.J. Cale (Photo by Tim Jackson/WireImage)

  • Portrait session with J.J. Cale

    J.J. Cale during Portrait of J.J. Cale at KBCO Studios in Boulder, Colorado, United States. (Photo by Tim Jackson/WireImage)

  • J.J. Cale at KBCO Studio C

    J.J. Cale during J.J. Cale at KBCO Studio C at KBCO Studio C in Boulder, Colorado, United States. (Photo by Tim Jackson/WireImage)

  • Photo of Eric CLAPTON and JJ CALE

    UNITED STATES - JUNE 01: TEXAS Photo of Eric CLAPTON and JJ CALE, w/ Eric Clapton performing live onstage at Crossroads guitar festival (Photo by Robert Knight Archive/Redferns)

  • Crossroads Guitar Festival - Day Two

    J.J. Cale (Photo by R. Diamond/WireImage)

  • Crossroads Guitar Festival - Day Two

    J.J. Cale at the Fair Park in Dallas, Texas (Photo by Rick Diamond/WireImage)

  • Crossroads Guitar Festival - Day Two

    J.J. Cale and Eric Clapton during Crossroads Guitar Festival - Day Two at Fair Park in Dallas, Texas, United States. (Photo by R. Diamond/WireImage)