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author | Lee Jones <lee.jones@linaro.org> | 2014-07-21 09:28:36 +0100 |
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committer | Tejun Heo <tj@kernel.org> | 2014-07-21 08:18:17 -0400 |
commit | af64dce4cb3a848ece2431e1a18feebdcf57f444 (patch) | |
tree | 25e2b437421c0188a34c6733d52c641cbb7731e0 /Documentation/devicetree | |
parent | ccfde50810ae916564765a2f8ee6d7163b025594 (diff) | |
download | op-kernel-dev-af64dce4cb3a848ece2431e1a18feebdcf57f444.zip op-kernel-dev-af64dce4cb3a848ece2431e1a18feebdcf57f444.tar.gz |
ahci: st: Provide DT bindings for ST's SATA implementation
Cc: devicetree@vger.kernel.org
Cc: Srinivas Kandagatla <srinivas.kandagatla@st.com>
Acked-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/ata/ahci-st.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-st.txt b/Documentation/devicetree/bindings/ata/ahci-st.txt new file mode 100644 index 0000000..0574a77 --- /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 = <GIC_SPI 157 IRQ_TYPE_NONE>; + 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"; + }; |