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spi/mpc512x-psc: don't use obsolet cell-index property

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Remove deprecated cell-index property and use spi alias to
obtain the SPI PSC number used for SPI bus id.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Anatolij Gustschin 2013-01-11 01:05:48 +01:00 committed by Grant Likely
parent 2deff8d602
commit 9d15a3bac3
1 changed files with 5 additions and 11 deletions
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16
drivers/spi/spi-mpc512x-psc.c
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@ -522,17 +522,11 @@ static int mpc512x_psc_spi_of_probe(struct platform_device *op)
regaddr64 = of_translate_address(op->dev.of_node, regaddr_p);
/* get PSC id (0..11, used by port_config) */
if (op->dev.platform_data == NULL) {
const u32 *psc_nump;
psc_nump = of_get_property(op->dev.of_node, "cell-index", NULL);
if (!psc_nump || *psc_nump > 11) {
dev_err(&op->dev, "mpc512x_psc_spi: Device node %s "
"has invalid cell-index property\n",
op->dev.of_node->full_name);
return -EINVAL;
}
id = *psc_nump;
id = of_alias_get_id(op->dev.of_node, "spi");
if (id < 0) {
dev_err(&op->dev, "no alias id for %s\n",
op->dev.of_node->full_name);
return id;
}
return mpc512x_psc_spi_do_probe(&op->dev, (u32) regaddr64, (u32) size64,