Re: [PATCH V7 1/3] reset: hisilicon: document hisi-hi6220 reset controllers bindings

[Rob Herring]

On Fri, Nov 20, 2015 at 10:10:04AM +0800, Chen Feng wrote:
> Add DT bindings documentation for hi6220 SoC reset controller.
> 
> Signed-off-by: Chen Feng <puck.chen@xxxxxxxxxxxxx>

Acked-by: Rob Herring <robh@xxxxxxxxxx>

> ---
>  .../bindings/reset/hisilicon,hi6220-reset.txt      | 34 +++++++++++
>  include/dt-bindings/reset/hisi,hi6220-resets.h     | 67 ++++++++++++++++++++++
>  2 files changed, 101 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt
>  create mode 100644 include/dt-bindings/reset/hisi,hi6220-resets.h
> 
> diff --git a/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt b/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt
> new file mode 100644
> index 0000000..e0b185a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt
> @@ -0,0 +1,34 @@
> +Hisilicon System Reset Controller
> +======================================
> +
> +Please also refer to reset.txt in this directory for common reset
> +controller binding usage.
> +
> +The reset controller registers are part of the system-ctl block on
> +hi6220 SoC.
> +
> +Required properties:
> +- compatible: may be "hisilicon,hi6220-sysctrl"
> +- reg: should be register base and length as documented in the
> +  datasheet
> +- #reset-cells: 1, see below
> +
> +Example:
> +sys_ctrl: sys_ctrl@f7030000 {
> +	compatible = "hisilicon,hi6220-sysctrl", "syscon";
> +	reg = <0x0 0xf7030000 0x0 0x2000>;
> +	#clock-cells = <1>;
> +	#reset-cells = <1>;
> +};
> +
> +Specifying reset lines connected to IP modules
> +==============================================
> +example:
> +
> +        uart1: serial@..... {
> +                ...
> +                resets = <&sys_ctrl PERIPH_RSTEN3_UART1>;
> +                ...
> +        };
> +
> +The index could be found in <dt-bindings/reset/hisi,hi6220-resets.h>.
> diff --git a/include/dt-bindings/reset/hisi,hi6220-resets.h b/include/dt-bindings/reset/hisi,hi6220-resets.h
> new file mode 100644
> index 0000000..ca08a7e
> --- /dev/null
> +++ b/include/dt-bindings/reset/hisi,hi6220-resets.h
> @@ -0,0 +1,67 @@
> +/**
> + * This header provides index for the reset controller
> + * based on hi6220 SoC.
> + */
> +#ifndef _DT_BINDINGS_RESET_CONTROLLER_HI6220
> +#define _DT_BINDINGS_RESET_CONTROLLER_HI6220
> +
> +#define PERIPH_RSTDIS0_MMC0             0x000
> +#define PERIPH_RSTDIS0_MMC1             0x001
> +#define PERIPH_RSTDIS0_MMC2             0x002
> +#define PERIPH_RSTDIS0_NANDC            0x003
> +#define PERIPH_RSTDIS0_USBOTG_BUS       0x004
> +#define PERIPH_RSTDIS0_POR_PICOPHY      0x005
> +#define PERIPH_RSTDIS0_USBOTG           0x006
> +#define PERIPH_RSTDIS0_USBOTG_32K       0x007
> +#define PERIPH_RSTDIS1_HIFI             0x100
> +#define PERIPH_RSTDIS1_DIGACODEC        0x105
> +#define PERIPH_RSTEN2_IPF               0x200
> +#define PERIPH_RSTEN2_SOCP              0x201
> +#define PERIPH_RSTEN2_DMAC              0x202
> +#define PERIPH_RSTEN2_SECENG            0x203
> +#define PERIPH_RSTEN2_ABB               0x204
> +#define PERIPH_RSTEN2_HPM0              0x205
> +#define PERIPH_RSTEN2_HPM1              0x206
> +#define PERIPH_RSTEN2_HPM2              0x207
> +#define PERIPH_RSTEN2_HPM3              0x208
> +#define PERIPH_RSTEN3_CSSYS             0x300
> +#define PERIPH_RSTEN3_I2C0              0x301
> +#define PERIPH_RSTEN3_I2C1              0x302
> +#define PERIPH_RSTEN3_I2C2              0x303
> +#define PERIPH_RSTEN3_I2C3              0x304
> +#define PERIPH_RSTEN3_UART1             0x305
> +#define PERIPH_RSTEN3_UART2             0x306
> +#define PERIPH_RSTEN3_UART3             0x307
> +#define PERIPH_RSTEN3_UART4             0x308
> +#define PERIPH_RSTEN3_SSP               0x309
> +#define PERIPH_RSTEN3_PWM               0x30a
> +#define PERIPH_RSTEN3_BLPWM             0x30b
> +#define PERIPH_RSTEN3_TSENSOR           0x30c
> +#define PERIPH_RSTEN3_DAPB              0x312
> +#define PERIPH_RSTEN3_HKADC             0x313
> +#define PERIPH_RSTEN3_CODEC_SSI         0x314
> +#define PERIPH_RSTEN3_PMUSSI1           0x316
> +#define PERIPH_RSTEN8_RS0               0x400
> +#define PERIPH_RSTEN8_RS2               0x401
> +#define PERIPH_RSTEN8_RS3               0x402
> +#define PERIPH_RSTEN8_MS0               0x403
> +#define PERIPH_RSTEN8_MS2               0x405
> +#define PERIPH_RSTEN8_XG2RAM0           0x406
> +#define PERIPH_RSTEN8_X2SRAM_TZMA       0x407
> +#define PERIPH_RSTEN8_SRAM              0x408
> +#define PERIPH_RSTEN8_HARQ              0x40a
> +#define PERIPH_RSTEN8_DDRC              0x40c
> +#define PERIPH_RSTEN8_DDRC_APB          0x40d
> +#define PERIPH_RSTEN8_DDRPACK_APB       0x40e
> +#define PERIPH_RSTEN8_DDRT              0x411
> +#define PERIPH_RSDIST9_CARM_DAP         0x500
> +#define PERIPH_RSDIST9_CARM_ATB         0x501
> +#define PERIPH_RSDIST9_CARM_LBUS        0x502
> +#define PERIPH_RSDIST9_CARM_POR         0x503
> +#define PERIPH_RSDIST9_CARM_CORE        0x504
> +#define PERIPH_RSDIST9_CARM_DBG         0x505
> +#define PERIPH_RSDIST9_CARM_L2          0x506
> +#define PERIPH_RSDIST9_CARM_SOCDBG      0x507
> +#define PERIPH_RSDIST9_CARM_ETM         0x508
> +
> +#endif /*_DT_BINDINGS_RESET_CONTROLLER_HI6220*/
> -- 
> 1.9.1
> 
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