On Mon, Jun 14, 2010 at 3:55 PM, Eric Millbrandt
[off-list ref] wrote:

These patches reimplement the reset fuction in the ac97 to use gpio pins
instead of using the mpc5200 ac97 reset functionality in the psc. =A0This
avoids a problem in which attached ac97 devices go into "test" mode appea=

r

unresponsive.

These patches were tested on a pcm030 baseboard and on custom hardware wi=

th

a wm9715 audio codec/touchscreen controller.

Eric Millbrandt

---

changes since v1
- Refactored to manipulate port_config and gpio pins internally instead o=

f

=A0exporting an API.
- Amended commit message with comments from Mark Brown
- Refactored to move the port_config manipulation to platform code.
- Remove the gpio pins from the device-tree

Eric Millbrandt (2):
=A0 =A0powerpc/5200: add mpc5200_psc_ac97_gpio_reset
=A0 =A0sound/soc: mpc5200_psc_ac97: Use gpio pins for cold reset

=A0arch/powerpc/include/asm/mpc52xx.h =A0 =A0 =A0 =A0 =A0 | =A0 =A01 +
=A0arch/powerpc/platforms/52xx/mpc52xx_common.c | =A0103 ++++++++++++++++=

++++++++++

=A0sound/soc/fsl/mpc5200_psc_ac97.c =A0 =A0 =A0 =A0 =A0 =A0 | =A0 33 ++++=

+++-

=A03 files changed, 133 insertions(+), 4 deletions(-)

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