From: "Benoît Thébaudeau" <benoit.thebaudeau@advansee.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v4 01/10] imx: Homogenize and fix fuse register definitions
Date: Wed, 24 Apr 2013 16:44:17 +0200 (CEST) [thread overview]
Message-ID: <1025780228.219881.1366814657481.JavaMail.root@advansee.com> (raw)
In-Reply-To: <1366748267-27634-1-git-send-email-benoit.thebaudeau@advansee.com>
On Tuesday, April 23, 2013 10:17:38 PM, Beno?t Th?baudeau wrote:
> IIM:
> - Homogenize prg_p naming (the reference manuals are not always
> self-consistent
> for that).
> - Add missing SCSx and bank registers.
> - Fix the number of banks on i.MX53.
>
> OCOTP:
> - Rename iim to ocotp in order to avoid confusion.
> - Rename fuse_data to read_fuse_data, and sticky to sw_sticky, according to
> the
> reference manual.
> - Merge the existing spinoff gp1 fuse definition on i.MX6.
> - Fix the number of banks on i.MX6.
>
> Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
FYI, I have build- and runtime-tested this series on i.MX25/35/51/6, and
build-tested it on mpc512x.
Note that the original OCOTP driver from Freescale has several bugs in the
function setting the timing register:
- It sets tRELAX to 15.2 ns although it should be > 16.2 ns (for 66-MHz IPG
clock).
- It uses DEF_RELAX instead of relax to set strobe_prog/read, i.e. it mixes ns
with IPG clock cycles. The result is tPGM = 10.6 ?s instead of 10 ?s (but
9 ?s < tPGM < 11 ?s is still satisfied), and tRD = 636 ns > 36 ns. So just by
chance, this does not break the hardware behavior.
- It unexpectedly clears the WAIT bit-field, which has a non-zero reset value.
Best regards,
Beno?t
next prev parent reply other threads:[~2013-04-24 14:44 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-23 20:17 [U-Boot] [PATCH v4 01/10] imx: Homogenize and fix fuse register definitions Benoît Thébaudeau
2013-04-23 20:17 ` [U-Boot] [PATCH v4 02/10] imx: Add useful fuse definitions Benoît Thébaudeau
2013-04-28 9:10 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 03/10] Add fuse API and commands Benoît Thébaudeau
2013-04-28 9:10 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 04/10] Add fsl_iim driver Benoît Thébaudeau
2013-04-28 9:11 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 05/10] mpc: iim: Switch to common fsl_iim Benoît Thébaudeau
2013-04-28 9:11 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 06/10] mx51evk: Enable support for iim Benoît Thébaudeau
2013-04-28 9:11 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 07/10] Add mxc_ocotp driver Benoît Thébaudeau
2013-04-28 9:12 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 08/10] mx6qsabrelite: Enable support for ocotp Benoît Thébaudeau
2013-04-28 9:12 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 09/10] nitrogen6x: " Benoît Thébaudeau
2013-04-28 9:12 ` Stefano Babic
2013-04-23 20:17 ` [U-Boot] [PATCH v4 10/10] imx: Document fuse assignments for MAC addresses Benoît Thébaudeau
2013-04-28 9:10 ` Stefano Babic
2013-04-24 14:44 ` Benoît Thébaudeau [this message]
2013-04-25 7:24 ` [U-Boot] [PATCH v4 01/10] imx: Homogenize and fix fuse register definitions Stefano Babic
2013-04-26 7:31 ` Stefano Babic
2013-04-26 8:03 ` Benoît Thébaudeau
2013-04-26 8:16 ` Stefano Babic
2013-04-28 9:09 ` Stefano Babic
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