Bindings/timer/mediatek,mtk-timer.txt

   1 MediaTek Timers
   2 ---------------
   3
   4 MediaTek SoCs have different timers on different platforms,
   5 - CPUX (ARM/ARM64 System Timer)
   6 - GPT (General Purpose Timer)
   7 - SYST (System Timer)
   8
   9 The proper timer will be selected automatically by driver.
  10
  11 Required properties:
  12 - compatible should contain:
  13         For those SoCs that use GPT
  14         * "mediatek,mt2701-timer" for MT2701 compatible timers (GPT)
  15         * "mediatek,mt6580-timer" for MT6580 compatible timers (GPT)
  16         * "mediatek,mt6582-timer" for MT6582 compatible timers (GPT)
  17         * "mediatek,mt6589-timer" for MT6589 compatible timers (GPT)
  18         * "mediatek,mt7623-timer" for MT7623 compatible timers (GPT)
  19         * "mediatek,mt8127-timer" for MT8127 compatible timers (GPT)
  20         * "mediatek,mt8135-timer" for MT8135 compatible timers (GPT)
  21         * "mediatek,mt8173-timer" for MT8173 compatible timers (GPT)
  22         * "mediatek,mt8516-timer" for MT8516 compatible timers (GPT)
  23         * "mediatek,mt6577-timer" for MT6577 and all above compatible timers (GPT)
  24
  25         For those SoCs that use SYST
  26         * "mediatek,mt8183-timer" for MT8183 compatible timers (SYST)
  27         * "mediatek,mt8186-timer" for MT8186 compatible timers (SYST)
  28         * "mediatek,mt8188-timer" for MT8188 compatible timers (SYST)
  29         * "mediatek,mt8192-timer" for MT8192 compatible timers (SYST)
  30         * "mediatek,mt8195-timer" for MT8195 compatible timers (SYST)
  31         * "mediatek,mt7629-timer" for MT7629 compatible timers (SYST)
  32         * "mediatek,mt6765-timer" for MT6765 and all above compatible timers (SYST)
  33
  34         For those SoCs that use CPUX
  35         * "mediatek,mt6795-systimer" for MT6795 compatible timers (CPUX)
  36         * "mediatek,mt8365-systimer" for MT8365 compatible timers (CPUX)
  37
  38 - reg: Should contain location and length for timer register.
  39 - clocks: Should contain system clock.
  40
  41 Examples:
  42
  43         timer@10008000 {
  44                 compatible = "mediatek,mt6577-timer";
  45                 reg = <0x10008000 0x80>;
  46                 interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_LOW>;
  47                 clocks = <&system_clk>;
  48         };