[PATCH 3/4 v4] ata: Add driver for Faraday Technology FTIDE010

[b.zolnierkie@samsung.com (Bartlomiej Zolnierkiewicz)]

On Sunday, June 04, 2017 10:50:08 AM Linus Walleij wrote:
> This adds a driver for the Faraday Technology FTIDE010
> PATA IP block.
> 
> When used with the Storlink/Storm/Cortina Systems Gemini
> SoC, the PATA interface is accompanied by a PATA<->SATA
> bridge, so while the device appear as a PATA controller,
> it attaches physically to SATA disks, and also has a
> designated memory area with registers to set up the bridge.
> 
> The Gemini SATA bridge is separated into its own driver
> file to make things modular and make it possible to reuse
> the PATA driver as stand-alone on other systems than the
> Gemini.
> 
> dmesg excerpt from the D-Link DIR-685 storage router:
> gemini-sata-bridge 46000000.sata: SATA ID 00000e00, PHY ID: 01000100
> gemini-sata-bridge 46000000.sata: set up the Gemini IDE/SATA nexus
> ftide010 63000000.ata: set up Gemini PATA0
> ftide010 63000000.ata: device ID 00000500, irq 26, io base 0x63000000
> ftide010 63000000.ata: SATA0 (master) start
> gemini-sata-bridge 46000000.sata: SATA0 PHY ready
> scsi host0: pata-ftide010
> ata1: PATA max UDMA/133 irq 26
> ata1.00: ATA-8: INTEL SSDSA2CW120G3, 4PC10302, max UDMA/133
> ata1.00: 234441648 sectors, multi 1: LBA48 NCQ (depth 0/32)
> ata1.00: configured for UDMA/133
> scsi 0:0:0:0: Direct-Access     ATA      INTEL SSDSA2CW12 0302 PQ: 0 ANSI: 5
> ata1.00: Enabling discard_zeroes_data
> sd 0:0:0:0: [sda] 234441648 512-byte logical blocks: (120 GB/112 GiB)
> sd 0:0:0:0: [sda] Write Protect is off
> sd 0:0:0:0: [sda] Write cache: enabled, read cache:
>                   enabled, doesn't support DPO or FUA
> ata1.00: Enabling discard_zeroes_data
> ata1.00: Enabling discard_zeroes_data
> sd 0:0:0:0: [sda] Attached SCSI disk
> 
> After this I can flawlessly mount and read/write copy etc files
> from /dev/sda[n].
> 
> Cc: John Feng-Hsin Chiang <john453@faraday-tech.com>
> Cc: Greentime Hu <green.hu@gmail.com>
> Acked-by: Hans Ulli Kroll <ulli.kroll@googlemail.com>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

Thanks for fixing it.

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