Re: [PATCH 09/11] mfd: altr_a10sr: Add Altera A10-SR power supply alarms

[Lee Jones <lee.jones@xxxxxxxxxx>]

On Fri, 22 Apr 2016, tthayer@xxxxxxxxxxxxxxxxxxxxx wrote:

> From: Thor Thayer <tthayer@xxxxxxxxxxxxxxxxxxxxx>
> 
> Add support for power supply alarms to the Altera Arria10
> Development Kit System Resource chip.
> 
> Signed-off-by: Thor Thayer <tthayer@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  drivers/mfd/altera-a10sr.c       |    4 ++++
>  include/linux/mfd/altera-a10sr.h |   24 ++++++++++++++++++++++++
>  2 files changed, 28 insertions(+)

For my own reference:
  Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
  
> diff --git a/drivers/mfd/altera-a10sr.c b/drivers/mfd/altera-a10sr.c
> index 2ff08e3..2b2a90c 100644
> --- a/drivers/mfd/altera-a10sr.c
> +++ b/drivers/mfd/altera-a10sr.c
> @@ -31,6 +31,10 @@ static const struct mfd_cell altr_a10sr_subdev_info[] = {
>  		.name = "altr_a10sr_gpio",
>  		.of_compatible = "altr,a10sr-gpio",
>  	},
> +	{
> +		.name = "altr_a10sr_hwmon",
> +		.of_compatible = "altr,a10sr-hwmon",
> +	},
>  };
>  
>  static bool altr_a10sr_reg_readable(struct device *dev, unsigned int reg)
> diff --git a/include/linux/mfd/altera-a10sr.h b/include/linux/mfd/altera-a10sr.h
> index c869fe7..22aa830 100644
> --- a/include/linux/mfd/altera-a10sr.h
> +++ b/include/linux/mfd/altera-a10sr.h
> @@ -62,8 +62,32 @@
>  #define ALTR_A10SR_IN_VALID_RANGE_HI      15
>  
>  #define ALTR_A10SR_PWR_GOOD1_REG      0x08    /* Power Good1 Read */
> +/* Power Good #1 Register Bit Definitions */
> +#define ALTR_A10SR_PG1_OP_FLAG_SHIFT    7       /* Power On Complete */
> +#define ALTR_A10SR_PG1_1V8_SHIFT        6       /* 1.8V Power Good */
> +#define ALTR_A10SR_PG1_2V5_SHIFT        5       /* 2.5V Power Good */
> +#define ALTR_A10SR_PG1_3V3_SHIFT        4       /* 3.3V Power Good */
> +#define ALTR_A10SR_PG1_5V0_SHIFT        3       /* 5.0V Power Good */
> +#define ALTR_A10SR_PG1_0V9_SHIFT        2       /* 0.9V Power Good */
> +#define ALTR_A10SR_PG1_0V95_SHIFT       1       /* 0.95V Power Good */
> +#define ALTR_A10SR_PG1_1V0_SHIFT        0       /* 1.0V Power Good */
> +
>  #define ALTR_A10SR_PWR_GOOD2_REG      0x0A    /* Power Good2 Read */
> +/* Power Good #2 Register Bit Definitions */
> +#define ALTR_A10SR_PG2_HPS_SHIFT        7       /* HPS Power Good */
> +#define ALTR_A10SR_PG2_HL_HPS_SHIFT     6       /* HILOHPS_VDD Power Good */
> +#define ALTR_A10SR_PG2_HL_VDD_SHIFT     5       /* HILO VDD Power Good */
> +#define ALTR_A10SR_PG2_HL_VDDQ_SHIFT    4       /* HILO VDDQ Power Good */
> +#define ALTR_A10SR_PG2_FMCAVADJ_SHIFT   3       /* FMCA VADJ Power Good */
> +#define ALTR_A10SR_PG2_FMCBVADJ_SHIFT   2       /* FMCB VADJ Power Good */
> +#define ALTR_A10SR_PG2_FAC2MP_SHIFT     1       /* FAC2MP Power Good */
> +#define ALTR_A10SR_PG2_FBC2MP_SHIFT     0       /* FBC2MP Power Good */
> +
>  #define ALTR_A10SR_PWR_GOOD3_REG      0x0C    /* Power Good3 Read */
> +/* Power Good #3 Register Bit Definitions */
> +#define ALTR_A10SR_PG3_FAM2C_SHIFT      7       /* FAM2C Power Good */
> +#define ALTR_A10SR_PG3_10V_FAIL_SHIFT   6       /* 10V Fail n */
> +
>  #define ALTR_A10SR_FMCAB_REG          0x0E    /* FMCA/B & PCIe Pwr Enable */
>  #define ALTR_A10SR_HPS_RST_REG        0x10    /* HPS Reset */
>  #define ALTR_A10SR_USB_QSPI_REG       0x12    /* USB, BQSPI, FILE Reset */

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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