From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peng Fan <b51431@freescale.com>
Date: Tue, 19 May 2015 08:21:10 +0800
Subject: [U-Boot] [Patch v3 0/4] imx: mx6: use OTP for teperature grade
 info
In-Reply-To: <1431957407-24920-1-git-send-email-tharvey@gateworks.com>
References: <1431957407-24920-1-git-send-email-tharvey@gateworks.com>
Message-ID: <20150519002108.GA21059@shlinux2>
List-Id: <u-boot.lists.denx.de>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: u-boot@lists.denx.de

Hi Tim,

On Mon, May 18, 2015 at 06:56:43AM -0700, Tim Harvey wrote:
>Use Temperature grade info in OTP/eFUSE for thermal management and display of
>thermal data.
>
>Cc: Stefan Roese <sr@denx.de>
>Cc: Eric Nelson <eric.nelson@boundarydevices.com>
>Cc: Heiko Schocher <hs@denx.de>
>Cc: Nikita Kiryanov <nikita@compulab.co.il>
>Cc: Jon Nettleton <jon.nettleton@gmail.com>
>Cc: Jason Liu <r64343@freescale.com>
>Cc: Ye Li <b37916@freescale.com>
>Cc: Fabio Estevam <fabio.estevam@freescale.com>
>Cc: Christian Gmeiner <christian.gmeiner@gmail.com>
>Cc: Markus Niebel <Markus.Niebel@tq-group.com>
>Cc: Peng Fan <b51431@freescale.com>
>Signed-off-by: Tim Harvey <tharvey@gateworks.com>
>---
>v3:
> - include display of temperature grade for IMX6SX
>v2:
> - split into two series: 1 for CPU frequency, other for Temperature grade
>
>Tim Harvey (4):
>  mx6: add OTP bank1 registers
>  imx: mx6: add get_cpu_temp_grade to obtain cpu temperature grade from
>    OTP
>  imx: mx6: add display of CPU temperature grade in print_cpuinfo()
>  thermal: imx_thermal: use CPU temperature grade for trip points
>
> arch/arm/cpu/armv7/mx6/soc.c              | 38 +++++++++++++++++++++++++++++++
> arch/arm/imx-common/cpu.c                 | 25 ++++++++++++++++----
> arch/arm/include/asm/arch-mx6/imx-regs.h  | 19 ++++++++++++++++
> arch/arm/include/asm/arch-mx6/sys_proto.h |  1 +
> drivers/thermal/imx_thermal.c             | 29 +++++++++++++++--------
> include/imx_thermal.h                     |  6 +++++
> 6 files changed, 104 insertions(+), 14 deletions(-)

Tested on mx6sxsabresd RevB TO1.2 board.

I also applied this two patch for this test:
https://patchwork.ozlabs.org/patch/473405/
https://patchwork.ozlabs.org/patch/473406/

U-Boot 2015.07-rc1-00260-g44bf513 (May 19 2015 - 09:14:52)

CPU:   Freescale i.MX6SX rev1.2 996 MHz (running at 792 MHz)
CPU:   Extended Commercial temperature grade (-20C to 105C) at 33C
Reset cause: POR
Board: MX6SX SABRE SDB
I2C:   ready
DRAM:  1 GiB
PMIC:  PFUZE100 ID=0x11
MMC:   FSL_SDHC: 0, FSL_SDHC: 1, FSL_SDHC: 2
In:    serial
Out:   serial
Err:   serial
Net:   FEC [PRIME]
Hit any key to stop autoboot:  0
=>

Tested-by: Peng Fan <Peng.Fan@freescale.com>

>
>-- 
>1.9.1
>

--