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imx: mx6: use OTP for teperature grade info

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b4 am 20150519002108.GA21059@shlinux2

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  1. v3 Latest0 of 4 patches 0 repliesNew

Patches in v3 No applies recorded yet

None of the 4 patches the cover letter announces are in this archive.

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PatchPeng Fan
SeriesT-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v3 thread

Cover letter [U-Boot] [Patch v3 0/4] imx: mx6: use OTP for teperature grade info

Hi Tim,

Quoted 28 lines · Tim Harvey

Use Temperature grade info in OTP/eFUSE for thermal management and display of thermal data.

Cc Stefan Roese <[email protected]>
Cc Eric Nelson <[email protected]>
Cc Heiko Schocher <[email protected]>
Cc Nikita Kiryanov <[email protected]>
Cc Jon Nettleton <[email protected]>
Cc Jason Liu <[email protected]>
Cc Ye Li <[email protected]>
Cc Fabio Estevam <[email protected]>
Cc Christian Gmeiner <[email protected]>
Cc Markus Niebel <[email protected]>
Cc Peng Fan <[email protected]>
Signed-off-by Tim Harvey <[email protected]>

---
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

Quoted 7 lines
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 <[email protected]>
Quoted 4 lines
Signature · 2 lines
-- 
1.9.1

Read the cover letter in its thread