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sh: use gpiolib

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This patch updates the SuperH gpio code to make use of gpiolib. The
gpiolib callbacks get() and set() are lockless, but we use our own
spinlock for the other operations to make sure hardware register
bitfield accesses stay atomic.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm
2008-12-25 18:17:34 +09:00
committed by Paul Mundt
parent 3292094e88
commit 69edbba002
7 changed files with 100 additions and 84 deletions
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arch/sh/boards/Kconfig
+2 -2
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@@ -165,7 +165,7 @@ config SH_SH7785LCR_29BIT_PHYSMAPS
config SH_MIGOR
bool "Migo-R"
depends on CPU_SUBTYPE_SH7722
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
help
Select Migo-R if configuring for the SH7722 Migo-R platform
by Renesas System Solutions Asia Pte. Ltd.
@@ -173,7 +173,7 @@ config SH_MIGOR
config SH_AP325RXA
bool "AP-325RXA"
depends on CPU_SUBTYPE_SH7723
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
help
Renesas "AP-325RXA" support.
Compatible with ALGO SYSTEM CO.,LTD. "AP-320A"