Re: [PATCH 01/11] ARM: at91: add sam9x60 SFR definitions

From: Alexandre Belloni
Date: Wed Feb 13 2019 - 05:52:45 EST


On 13/02/2019 08:59:44+0000, Tudor.Ambarus@xxxxxxxxxxxxx wrote:
> From: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
>
> Keep generic names, as there are no conflicts with previous
> SFR definitions.
>
> While touching bits, update AT91_OHCIICR_USB_SUSPEND to use
> GENMASK, replace unused AT91_OHCIICR_SUSPEND_A/B/C with a more
> generic macro, align values on tab-width.
>
> Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
Acked-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>

> ---
> include/soc/at91/atmel-sfr.h | 34 +++++++++++++++++++++++++++-------
> 1 file changed, 27 insertions(+), 7 deletions(-)
>
> diff --git a/include/soc/at91/atmel-sfr.h b/include/soc/at91/atmel-sfr.h
> index 482337af06b8..532fd784e86c 100644
> --- a/include/soc/at91/atmel-sfr.h
> +++ b/include/soc/at91/atmel-sfr.h
> @@ -14,21 +14,41 @@
> #define _LINUX_MFD_SYSCON_ATMEL_SFR_H
>
> #define AT91_SFR_DDRCFG 0x04 /* DDR Configuration Register */
> +#define AT91_SFR_CCFG_EBICSA 0x04 /* EBI Chip Select Register */
> /* 0x08 ~ 0x0c: Reserved */
> #define AT91_SFR_OHCIICR 0x10 /* OHCI INT Configuration Register */
> #define AT91_SFR_OHCIISR 0x14 /* OHCI INT Status Register */
> #define AT91_SFR_UTMICKTRIM 0x30 /* UTMI Clock Trimming Register */
> +#define AT91_SFR_UTMISWAP 0x3c /* UTMI DP/DM Pin Swapping Register */
> +#define AT91_SFR_LS 0x7c /* Light Sleep Register */
> #define AT91_SFR_I2SCLKSEL 0x90 /* I2SC Register */
> +#define AT91_SFR_WPMR 0xe4 /* Write Protection Mode Register */
>
> /* Field definitions */
> -#define AT91_OHCIICR_SUSPEND_A BIT(8)
> -#define AT91_OHCIICR_SUSPEND_B BIT(9)
> -#define AT91_OHCIICR_SUSPEND_C BIT(10)
> +#define AT91_SFR_CCFG_EBI_CSA(cs, val) ((val) << (cs))
> +#define AT91_SFR_CCFG_EBI_DBPUC BIT(8)
> +#define AT91_SFR_CCFG_EBI_DBPDC BIT(9)
> +#define AT91_SFR_CCFG_EBI_DRIVE BIT(17)
> +#define AT91_SFR_CCFG_NFD0_ON_D16 BIT(24)
> +#define AT91_SFR_CCFG_DDR_MP_EN BIT(25)
>
> -#define AT91_OHCIICR_USB_SUSPEND (AT91_OHCIICR_SUSPEND_A | \
> - AT91_OHCIICR_SUSPEND_B | \
> - AT91_OHCIICR_SUSPEND_C)
> +#define AT91_SFR_OHCIICR_RES(x) BIT(x)
> +#define AT91_SFR_OHCIICR_ARIE BIT(4)
> +#define AT91_SFR_OHCIICR_APPSTART BIT(5)
> +#define AT91_SFR_OHCIICR_USB_SUSP(x) BIT(8 + (x))
> +#define AT91_SFR_OHCIICR_UDPPUDIS BIT(23)
> +#define AT91_OHCIICR_USB_SUSPEND GENMASK(10, 8)
>
> -#define AT91_UTMICKTRIM_FREQ GENMASK(1, 0)
> +#define AT91_SFR_OHCIISR_RIS(x) BIT(x)
> +
> +#define AT91_UTMICKTRIM_FREQ GENMASK(1, 0)
> +
> +#define AT91_SFR_UTMISWAP_PORT(x) BIT(x)
> +
> +#define AT91_SFR_LS_VALUE(x) BIT(x)
> +#define AT91_SFR_LS_MEM_POWER_GATING_ULP1_EN BIT(16)
> +
> +#define AT91_SFR_WPMR_WPEN BIT(0)
> +#define AT91_SFR_WPMR_WPKEY_MASK GENMASK(31, 8)
>
> #endif /* _LINUX_MFD_SYSCON_ATMEL_SFR_H */
> --
> 2.9.5
>

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com