Hello,

On 04/21/2014 04:25 PM, Akshay Saraswat wrote:
Used a script to recheck/verify pin mapping and existing mapping
appears to be fine, returning correct bank and pin values.
Did ./MAKEALL -a arm and found all Exynos/S5P related boards
compiled successfully.
Couldn't test booting over all of them.
Tested U-Boot bootup over SMDK5420, SMDK5250, Snow.
Requesting maintaners to please test over affected SoCs/boards.

Changes in V2:
        - Enabled CMD_GPIO as suggested by Simon Glass
          and supported same for EXYNOS5.
Changes in V3:
        - New patch added to rename S5P GPIO definitions
          to S5P_GPIO.
        - GPIO Table added to calculate the base address
          of input gpio bank.
Changes in V4:
        - To have consistent 0..n-1 GPIO numbering the banks
          are divided into different parts where ever they
          have holes in them.
        - Function and table to support gpio command moved
          to s5p-gpio driver.
        - Rebased on latest u-boot-samsung tree.
Changes in V5:
        - Rebased on latest u-boot-samsung tree.
        - Removed Exynos5 specific code in gpio driver api to
          get bank.
        - Added #define HAVE_GENERIC_GPIO in config file
          to remove conditinal CPU check in gpio driver.
Changes in V6:
        - Isolated config changes in a new patch.
        - Updated patches with corresponding changes for Exynos 5420.
Changes in V7:
        - Added changes for other SoCs like Exynos 4412, 4210 etc.
Changes in V8:
        - Changed Subject of patch 2/2 to reflect affected SoCs/boards.
        - Fixed arndale board compile time errors introduced due to
          patch-set v7.
Changes in V9:
        - Fixed checkpatch errors.
        - Fixed naming error in exynosxxxx_gpio_data arrays which could
          be the possible reason behind data abort witnessed over
          Exynos4 boards.

Akshay Saraswat (2):
   EXYNOS: Add GPIO pin numbering and rename definitions
   S5P: Exynos: Config: Enable Generic GPIO and CMD configs

  arch/arm/cpu/armv7/exynos/pinmux.c       |  403 +++----
  arch/arm/include/asm/arch-exynos/cpu.h   |   17 +-
  arch/arm/include/asm/arch-exynos/gpio.h  | 1786 +++++++++++++++++++++++++-----
  arch/arm/include/asm/arch-s5pc1xx/gpio.h |  941 +++++++++++++---
  board/samsung/arndale/arndale.c          |   11 +-
  board/samsung/goni/goni.c                |   26 +-
  board/samsung/smdk5250/exynos5-dt.c      |   20 +-
  board/samsung/smdk5250/smdk5250.c        |   19 +-
  board/samsung/smdk5420/smdk5420.c        |   15 +-
  board/samsung/smdkc100/smdkc100.c        |    5 +-
  board/samsung/smdkv310/smdkv310.c        |   17 +-
  board/samsung/trats/trats.c              |   39 +-
  board/samsung/trats2/trats2.c            |   74 +-
  board/samsung/universal_c210/universal.c |   51 +-
  drivers/gpio/s5p_gpio.c                  |  195 +++-
  include/configs/arndale.h                |    1 +
  include/configs/exynos5-dt.h             |    3 +
  include/configs/origen.h                 |    1 +
  include/configs/s5p_goni.h               |    5 +-
  include/configs/s5pc210_universal.h      |   17 +-
  include/configs/smdkc100.h               |    1 +
  include/configs/smdkv310.h               |    2 +
  include/configs/trats.h                  |    9 +-
  include/configs/trats2.h                 |    5 +-
  24 files changed, 2806 insertions(+), 857 deletions(-)


I think that you missed my last few comments.
You are still using exynos_gpio_get() - what for?
It returns some number and next it's interpreted as
gpio continuous number - but it isn't continuous.
It's because each samsung board has now defined "HAVE_GENERIC_GPIO",
so gpio numbers are interpreted as linear.
We don't need additional macro since you introduce linear numbering.

Please read my last comments again.

I tried test this on trats2 device but data abort occurs at PMIC init, it's probably because exynos_gpio_get(). Please use just gpio numbering as you defined in this patchset.

Thank you
--
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marc...@samsung.com
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