From af64dce4cb3a848ece2431e1a18feebdcf57f444 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Mon, 21 Jul 2014 09:28:36 +0100 Subject: [PATCH] ahci: st: Provide DT bindings for ST's SATA implementation Cc: devicetree@vger.kernel.org Cc: Srinivas Kandagatla Acked-by: Alexandre Torgue Signed-off-by: Lee Jones Signed-off-by: Tejun Heo --- .../devicetree/bindings/ata/ahci-st.txt | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/ata/ahci-st.txt diff --git a/Documentation/devicetree/bindings/ata/ahci-st.txt b/Documentation/devicetree/bindings/ata/ahci-st.txt new file mode 100644 index 000000000000..0574a77a0b9f --- /dev/null +++ b/Documentation/devicetree/bindings/ata/ahci-st.txt @@ -0,0 +1,31 @@ +STMicroelectronics STi SATA controller + +This binding describes a SATA device. + +Required properties: + - compatible : Must be "st,sti-ahci" + - reg : Physical base addresses and length of register sets + - interrupts : Interrupt associated with the SATA device + - interrupt-names : Associated name must be; "hostc" + - resets : The power-down and soft-reset lines of SATA IP + - reset-names : Associated names must be; "pwr-dwn" and "sw-rst" + - clocks : The phandle for the clock + - clock-names : Associated name must be; "ahci_clk" + - phys : The phandle for the PHY device + - phy-names : Associated name must be; "ahci_phy" + +Example: + + sata0: sata@fe380000 { + compatible = "st,sti-ahci"; + reg = <0xfe380000 0x1000>; + interrupts = ; + interrupt-names = "hostc"; + phys = <&miphy365x_phy MIPHY_PORT_0 MIPHY_TYPE_SATA>; + phy-names = "ahci_phy"; + resets = <&powerdown STIH416_SATA0_POWERDOWN>, + <&softreset STIH416_SATA0_SOFTRESET>; + reset-names = "pwr-dwn", "sw-rst"; + clocks = <&clk_s_a0_ls CLK_ICN_REG>; + clock-names = "ahci_clk"; + }; -- 2.20.1