From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3 04/10] drivers/pci/pci_mvebu: Fix for boards with X4 lanes
Date: Wed, 13 Jan 2016 10:13:02 -0500 [thread overview]
Message-ID: <20160113151302.GR3359@bill-the-cat> (raw)
In-Reply-To: <20151225134015.B0E9E6121B@mail.nwl.cc>
On Fri, Dec 25, 2015 at 02:41:20PM +0100, Phil Sutter wrote:
> Armada XP has support for X4 lanes, boards specify this in their
> serdes_cfg. During PEX init in high_speed_env_lib.c, the configuration
> is stored in GEN_PURP_RES_2_REG.
>
> When enumerating PEX, subsequent interfaces of an X4 lane must be
> skipped. Otherwise the enumeration hangs up the board.
>
> The way this is implemented here is not exactly beautiful, but it mimics
> how Marvell's BSP does it. Alternatively we could get the information
> using board_serdes_cfg_get(), but that won't lead to clean code, either.
>
> Signed-off-by: Phil Sutter <phil@nwl.cc>
Reviewed-by: Tom Rini <trini@konsulko.com>
--
Tom
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next prev parent reply other threads:[~2016-01-13 15:13 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1451050886-20124-1-git-send-email-phil@nwl.cc>
2015-12-25 13:41 ` [U-Boot] [PATCH v3 01/10] drivers/pci: Fix for debug builds without CONFIG_PCI_ENUM_ONLY Phil Sutter
2016-01-13 15:12 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 02/10] README: Review the u-boot porting guide list Phil Sutter
2016-01-13 15:12 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 03/10] axp: Fix debugging support in DDR3 write leveling Phil Sutter
2016-01-13 15:12 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 04/10] drivers/pci/pci_mvebu: Fix for boards with X4 lanes Phil Sutter
2016-01-13 15:13 ` Tom Rini [this message]
2015-12-25 13:41 ` [U-Boot] [PATCH v3 05/10] mvebu: axp: refactor board_sat_r_get() and caller Phil Sutter
2016-01-13 15:13 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 06/10] mvebu: Introduce kconfig symbols for SoC variants Phil Sutter
2016-01-13 15:13 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 07/10] mvebu: axp: Rename MV_DDR_32BIT to CONFIG_DDR_32BIT Phil Sutter
2016-01-13 15:13 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 08/10] mvebu: Add rudimental MV78230 support Phil Sutter
2016-01-13 15:13 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 09/10] mvebu: Support Synology DS414 Phil Sutter
2016-01-13 15:13 ` Tom Rini
2016-01-13 15:24 ` Stefan Roese
2016-01-13 15:41 ` Tom Rini
2015-12-25 13:41 ` [U-Boot] [PATCH v3 10/10] mvebu: ds414: Implement Synology specific command set Phil Sutter
2016-01-13 8:17 ` Stefan Roese
2016-01-13 9:42 ` Phil Sutter
2016-01-13 15:16 ` Tom Rini
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