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
>
> --
> To unsubscribe from this list: send the line "unsubscribe devicetree" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
