[U-Boot] [PATCH v8 2/9] mips: ath79: add support for AR933x SOCs

[Marek Vasut <marex@denx.de>]

On 03/16/2016 09:59 AM, Wills Wang wrote:
> This patch enable work for ar933x SOC.
> 
> Signed-off-by: Wills Wang <wills.wang@live.com>
> ---
> 
> Changes in v8:
> - Fix multi-line comment for ar933x
> 
> Changes in v7:
> - Use CKSEGxADDR instead of KSEGxADDR for ar933x
> 
> Changes in v6:
> - Remove board.c
> - Define magic value in ddr.c
> 
> Changes in v5:
> - Add ddr.c for ar933x
> 
> Changes in v4:
> - Add clk.c for ar933x
> 
> Changes in v3: None
> Changes in v2: None

[...]

> +#define DDR_REFRESH_EN          (1 << 14)
> +#define DDR_REFRESH_M           0x3ff
> +#define DDR_REFRESH(x)          ((x) & 0x3ff)
> +#define DDR_REFRESH_VAL_25M     (DDR_REFRESH_EN | DDR_REFRESH(390))
> +#define DDR_REFRESH_VAL_40M     (DDR_REFRESH_EN | DDR_REFRESH(624))
> +
> +#define DDR_TRAS_S              0
> +#define DDR_TRAS_M              0x1f
> +#define DDR_TRAS(x)             ((x) << DDR_TRAS_S)
> +#define DDR_TRCD_M              0xf
> +#define DDR_TRCD_S              5
> +#define DDR_TRCD(x)             ((x) << DDR_TRCD_S)
> +#define DDR_TRP_M               0xf
> +#define DDR_TRP_S               9
> +#define DDR_TRP(x)              ((x) << DDR_TRP_S)
> +#define DDR_TRRD_M              0xf
> +#define DDR_TRRD_S              13
> +#define DDR_TRRD(x)             ((x) << DDR_TRRD_S)
> +#define DDR_TRFC_M              0x7f
> +#define DDR_TRFC_S              17
> +#define DDR_TRFC(x)             ((x) << DDR_TRFC_S)
> +#define DDR_TMRD_M              0xf
> +#define DDR_TMRD_S              23
> +#define DDR_TMRD(x)             ((x) << DDR_TMRD_S)
> +#define DDR_CAS_L_M             0x17
> +#define DDR_CAS_L_S             27
> +#define DDR_CAS_L(x)            (((x) & DDR_CAS_L_M) << DDR_CAS_L_S)
> +#define DDR_OPEN                (1 << 30)

Use the BIT() macro consistently ;-)

> +#define DDR_CONF_REG_VAL        (DDR_TRAS(16) | DDR_TRCD(6) | \
> +				 DDR_TRP(6) | DDR_TRRD(4) | \
> +				 DDR_TRFC(30) | DDR_TMRD(15) | \
> +				 DDR_CAS_L(7) | DDR_OPEN)
> +

[...]

-- 
Best regards,
Marek Vasut