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From: b.zolnierkie@samsung.com (Bartlomiej Zolnierkiewicz)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/4] ata: add new-style AHCI platform driver for DaVinci DA850 AHCI controller
Date: Thu, 20 Mar 2014 16:07:04 +0100	[thread overview]
Message-ID: <348852006.YgTlFegqas@amdc1032> (raw)
In-Reply-To: <2662651.GJX9HVKij5@amdc1032>

On Thursday, March 20, 2014 01:57:10 PM Bartlomiej Zolnierkiewicz wrote:

> > > +#define DA8XX_SYSCFG1_VIRT(x)	(da8xx_syscfg1_base + (x))
> > > +#define DA8XX_PWRDN_REG		0x18
> > > +
> > > +/* SATA PHY Control Register offset from AHCI base */
> > > +#define SATA_P0PHYCR_REG	0x178
> > > +
> > > +#define SATA_PHY_MPY(x)		((x) << 0)
> > > +#define SATA_PHY_LOS(x)		((x) << 6)
> > > +#define SATA_PHY_RXCDR(x)	((x) << 10)
> > > +#define SATA_PHY_RXEQ(x)	((x) << 13)
> > > +#define SATA_PHY_TXSWING(x)	((x) << 19)
> > > +#define SATA_PHY_ENPLL(x)	((x) << 31)
> > 
> > These can be replaced with BIT(N)
> 
> OK, I'll fix it.

Uh, no, we can't use BIT() here.

BIT(N) does (1UL << (N)) and here we have ((N) << offset).

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

  parent reply	other threads:[~2014-03-20 15:07 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-17 18:31 [PATCH 0/4] ata: add remaining new-style AHCI platform drivers Bartlomiej Zolnierkiewicz
2014-03-17 18:31 ` [PATCH 1/4] ata: ahci_platform: fix ahci_platform_data->suspend method handling Bartlomiej Zolnierkiewicz
2014-03-17 18:31 ` [PATCH 2/4] ata: move library code from ahci_platform.c to libahci_platform.c Bartlomiej Zolnierkiewicz
2014-03-17 18:31 ` [PATCH 3/4] ata: add new-style AHCI platform driver for DaVinci DA850 AHCI controller Bartlomiej Zolnierkiewicz
2014-03-20  8:11   ` Sekhar Nori
2014-03-20 12:57     ` Bartlomiej Zolnierkiewicz
2014-03-20 13:23       ` Sekhar Nori
2014-03-20 14:24         ` Bartlomiej Zolnierkiewicz
2014-03-20 15:07       ` Bartlomiej Zolnierkiewicz [this message]
2014-03-17 18:31 ` [PATCH 4/4] ata: add new-style AHCI platform driver for ST SPEAr1340 " Bartlomiej Zolnierkiewicz
2014-03-20  8:57   ` Pratyush Anand
2014-03-20 11:51     ` Bartlomiej Zolnierkiewicz
2014-03-17 18:57 ` [PATCH 0/4] ata: add remaining new-style AHCI platform drivers Tejun Heo
2014-03-17 19:18 ` Hans de Goede

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