On Tue, Nov 29, 2016 at 01:38:21AM +0300, Serge Semin wrote:
> See cover-letter for changelog
>
> Signed-off-by: Serge Semin <fancer.lancer@xxxxxxxxx>
>
> ---
> .../devicetree/bindings/misc/idt_89hpesx.txt | 41 ++++++++++++++++++++++
There's not a better location for this? I can't tell because you don't
describe what the device is.
> 1 file changed, 41 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/misc/idt_89hpesx.txt
>
> diff --git a/Documentation/devicetree/bindings/misc/idt_89hpesx.txt b/Documentation/devicetree/bindings/misc/idt_89hpesx.txt
> index 0000000..469cc93
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/misc/idt_89hpesx.txt
> @@ -0,0 +1,41 @@
> +EEPROM / CSR SMBus-slave interface of IDT 89HPESx devices
> +
> +Required properties:
> + - compatible : should be "<manufacturer>,<type>"
> + Basically there is only one manufacturer: idt, but some
> + compatible devices may be produced in future. Following devices
> + are supported: 89hpes8nt2, 89hpes12nt3, 89hpes24nt6ag2,
> + 89hpes32nt8ag2, 89hpes32nt8bg2, 89hpes12nt12g2, 89hpes16nt16g2,
> + 89hpes24nt24g2, 89hpes32nt24ag2, 89hpes32nt24bg2;
> + 89hpes12n3, 89hpes12n3a, 89hpes24n3, 89hpes24n3a;
> + 89hpes32h8, 89hpes32h8g2, 89hpes48h12, 89hpes48h12g2,
> + 89hpes48h12ag2, 89hpes16h16, 89hpes22h16, 89hpes22h16g2,
> + 89hpes34h16, 89hpes34h16g2, 89hpes64h16, 89hpes64h16g2,
> + 89hpes64h16ag2;
> + 89hpes12t3g2, 89hpes24t3g2, 89hpes16t4, 89hpes4t4g2,
> + 89hpes10t4g2, 89hpes16t4g2, 89hpes16t4ag2, 89hpes5t5,
> + 89hpes6t5, 89hpes8t5, 89hpes8t5a, 89hpes24t6, 89hpes6t6g2,
> + 89hpes24t6g2, 89hpes16t7, 89hpes32t8, 89hpes32t8g2,
> + 89hpes48t12, 89hpes48t12g2.
> + Current implementation of the driver doesn't have any device-
Driver capabilties are irrelevant to bindings.
> + specific functionalities. But since each of them differs
> + by registers mapping, CSRs read/write restrictions can be
> + added in future.
> + - reg : I2C address of the IDT 89HPES device.
> +
> +Optional properties:
> + - read-only : Parameterless property disables writes to the EEPROM
> + - idt,eesize : Size of EEPROM device connected to IDT 89HPES i2c-master bus
> + (default value is 4096 bytes if option isn't specified)
> + - idt,eeaddr : Custom address of EEPROM device
> + (If not specified IDT 89HPESx device will try to communicate
> + with EEPROM sited by default address - 0x50)
Don't we already have standard EEPROM properties that could be used
here?
> +
> +Example:
> + idt_pcie_sw@60 {
Don't use '_'.
> + compatible = "idt,89hpes12nt3";
> + reg = <0x60>;
> + read-only;
> + idt,eesize = <65536>;
> + idt,eeaddr = <0x50>;
> + };
> --
> 2.6.6
>
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