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| author | Anton Vorontsov <avorontsov@ru.mvista.com> | 2009-04-01 00:24:39 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-01 17:59:23 +0200 |
| commit | 754582853120a9ec8b8293b5147b605b1c6a39f1 (patch) | |
| tree | 38495bf24d655d49dd26a14e3cfb7b75f9ddef14 /arch/powerpc/platforms | |
| parent | powerpc: add mmc-spi-slot bindings (diff) | |
| download | linux-754582853120a9ec8b8293b5147b605b1c6a39f1.tar.xz linux-754582853120a9ec8b8293b5147b605b1c6a39f1.zip | |
powerpc/83xx: add mmc-spi support via the device tree for MPC8323E-RDB
- Add gpio-controller node to manage QE GPIO Bank D;
- Add mmc-spi node;
- Modify board file so that it won't use legacy SPI support with the new
device trees.
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: David Brownell <david-b@pacbell.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/platforms')
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc832x_rdb.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index 28e23cde64a1..e1e7eeb7d3a3 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -68,6 +68,12 @@ static int __init mpc832x_spi_init(void) par_io_config_pin(3, 14, 2, 0, 0, 0); /* SD_INSERT, I */ par_io_config_pin(3, 15, 2, 0, 0, 0); /* SD_PROTECT,I */ + /* + * Don't bother with legacy stuff when device tree contains + * mmc-spi-slot node. + */ + if (of_find_compatible_node(NULL, NULL, "mmc-spi-slot")) + return 0; return fsl_spi_init(&mpc832x_spi_boardinfo, 1, mpc83xx_spi_cs_control); } machine_device_initcall(mpc832x_rdb, mpc832x_spi_init); |