[PATCH 1/4] phy: miphy365x: Add Device Tree bindings for the MiPHY365x
Kishon Vijay Abraham I
kishon at ti.com
Mon May 19 07:00:19 PDT 2014
Hi,
On Monday 19 May 2014 07:26 PM, Lee Jones wrote:
> Kishon,
>
> Did you receive this set okay? I believe it's still unmerged?
I think I missed it. But I'm already done with the PULL REQUEST to greg for
3.16 merge window.
Can't we take it through dt tree for miphy?
Thanks
Kishon
>
>> The MiPHY365x is a Generic PHY which can serve various SATA or PCIe
>> devices. It has 2 ports which it can use for either; both SATA, both
>> PCIe or one of each in any configuration.
>>
>> Cc: Kishon Vijay Abraham I <kishon at ti.com>
>> Acked-by: Mark Rutland <mark.rutland at arm.com>
>> Acked-by: Alexandre Torgue <alexandre.torgue at st.com>
>> Signed-off-by: Lee Jones <lee.jones at linaro.org>
>> ---
>> .../devicetree/bindings/phy/phy-miphy365x.txt | 62 ++++++++++++++++++++++
>> 1 file changed, 62 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/phy/phy-miphy365x.txt
>>
>> diff --git a/Documentation/devicetree/bindings/phy/phy-miphy365x.txt b/Documentation/devicetree/bindings/phy/phy-miphy365x.txt
>> new file mode 100644
>> index 0000000..cb39de1
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/phy/phy-miphy365x.txt
>> @@ -0,0 +1,62 @@
>> +STMicroelectronics STi MIPHY365x PHY binding
>> +============================================
>> +
>> +This binding describes a miphy device that is used to control PHY hardware
>> +for SATA and PCIe.
>> +
>> +Required properties:
>> +- compatible : Should be "st,miphy365x-phy"
>> +- #phy-cells : Should be 2 (See second example)
>> + First cell is the port number from:
>> + - MIPHY_PORT_0
>> + - MIPHY_PORT_1
>> + Second cell is device type from:
>> + - MIPHY_TYPE_SATA
>> + - MIPHY_TYPE_PCI
>> +- reg : Address and length of register sets for each device in
>> + "reg-names"
>> +- reg-names : The names of the register addresses corresponding to the
>> + registers filled in "reg", from:
>> + - sata0: For SATA port 0 registers
>> + - sata1: For SATA port 1 registers
>> + - pcie0: For PCIE port 0 registers
>> + - pcie1: For PCIE port 1 registers
>> +- st,syscfg : Should be a phandle of the system configuration register group
>> + which contain the SATA, PCIe mode setting bits
>> +
>> +Optional properties:
>> +- st,sata-gen : Generation of locally attached SATA IP. Expected values
>> + are {1,2,3). If not supplied generation 1 hardware will
>> + be expected
>> +- st,pcie-tx-pol-inv : Bool property to invert the polarity PCIe Tx (Txn/Txp)
>> +- st,sata-tx-pol-inv : Bool property to invert the polarity SATA Tx (Txn/Txp)
>> +
>> +Example:
>> +
>> + miphy365x_phy: miphy365x at fe382000 {
>> + compatible = "st,miphy365x-phy";
>> + #phy-cells = <2>;
>> + reg = <0xfe382000 0x100>,
>> + <0xfe38a000 0x100>,
>> + <0xfe394000 0x100>,
>> + <0xfe804000 0x100>;
>> + reg-names = "sata0", "sata1", "pcie0", "pcie1";
>> + st,syscfg = <&syscfg_rear>;
>> + };
>> +
>> +Specifying phy control of devices
>> +=================================
>> +
>> +Device nodes should specify the configuration required in their "phys"
>> +property, containing a phandle to the miphy device node, a port number
>> +and a device type.
>> +
>> +Example:
>> +
>> +#include <dt-bindings/phy/phy-miphy365x.h>
>> +
>> + sata0: sata at fe380000 {
>> + ...
>> + phys = <&miphy365x_phy MIPHY_PORT_0 MIPHY_TYPE_SATA>;
>> + ...
>> + };
>
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