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pinctrl: sandbox: add sandbox pinctrl driver

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This driver actually does nothing but test pinctrl uclass, and
demonstrate how things work.

To try this driver, uncomment /* #define DEBUG */ in the
drivers/pinctrl/pinctrl-sandbox.c, and debug messages will be
displayed.

  DRAM:  128 MiB
  sandbox pinmux: group = 1 (serial_a), function = 1 (serial)
  Using default environment

  In:    cros-ec-keyb
  Out:   lcd
  Err:   lcd
  Net:   Net Initialization Skipped
  eth0: eth@10002000, eth1: eth@80000000, eth5: eth@90000000
  => i2c dev 0
  Setting bus to 0
  sandbox pinmux: group = 0 (i2c), function = 0 (i2c)
  sandbox pinconf: group = 0 (i2c), param = 3, arg = 1

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Masahiro Yamada
2015-08-27 12:44:30 +09:00
committed by Simon Glass
parent d90a5a30de
commit 9c6a3c6772
5 changed files with 179 additions and 0 deletions
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drivers/pinctrl/Kconfig
+8
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@@ -96,6 +96,14 @@ config SPL_PINCONF
if PINCTRL || SPL_PINCTRL
config PINCTRL_SANDBOX
bool "Sandbox pinctrl driver"
depends on SANDBOX
help
This enables pinctrl driver for sandbox. Currently, this driver
actually does nothing but print debug messages when pinctrl
operations are invoked.
endif
endmenu