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Devicetree updates for 3.7

Browse source 
- Import of latest upstream device tree compiler (dtc)
 - New function of_get_child_by_name
 - Support for #size-cells of 0 and #addr-cells of >2
 - Couple of DT binding documentation updates
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Merge tag 'dt-for-3.7' of git://sources.calxeda.com/kernel/linux

Pull devicetree updates from Rob Herring:
 - Import of latest upstream device tree compiler (dtc)
 - New function of_get_child_by_name
 - Support for #size-cells of 0 and #addr-cells of >2
 - Couple of DT binding documentation updates

Fix up trivial conflicts due to of_get_child_by_name() having been added
next to the new of_get_next_available_child().

* tag 'dt-for-3.7' of git://sources.calxeda.com/kernel/linux:
  MAINTAINERS: add scripts/dtc under Devicetree maintainers
  dtc: import latest upstream dtc
  dt: Document general interrupt controller bindings
  dt/s3c64xx/spi: Use of_get_child_by_name to get a named child
  dt: introduce of_get_child_by_name to get child node by name
  of: i2c: add support for wakeup-source property
  of/address: Handle #address-cells > 2 specially
  DT: export of_irq_to_resource_table()
  devicetree: serial: Add documentation for imx serial
  devicetree: pwm: mxs-pwm.txt: Fix reg field annotation
  of: Allow busses with #size-cells=0
This commit is contained in:
Linus Torvalds 2012-10-03 09:44:08 -07:00
commit a54dfb1a84
42 changed files with 4057 additions and 712 deletions
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7
drivers/spi/spi-s3c64xx.c
View file

@ -835,9 +835,7 @@ static struct s3c64xx_spi_csinfo *s3c64xx_get_slave_ctrldata(
return ERR_PTR(-EINVAL);
}
for_each_child_of_node(slave_np, data_np)
if (!strcmp(data_np->name, "controller-data"))
break;
data_np = of_get_child_by_name(slave_np, "controller-data");
if (!data_np) {
dev_err(&spi->dev, "child node 'controller-data' not found\n");
return ERR_PTR(-EINVAL);
@ -847,6 +845,7 @@ static struct s3c64xx_spi_csinfo *s3c64xx_get_slave_ctrldata(
if (!cs) {
dev_err(&spi->dev, "could not allocate memory for controller"
" data\n");
of_node_put(data_np);
return ERR_PTR(-ENOMEM);
}
@ -855,11 +854,13 @@ static struct s3c64xx_spi_csinfo *s3c64xx_get_slave_ctrldata(
dev_err(&spi->dev, "chip select gpio is not specified or "
"invalid\n");
kfree(cs);
of_node_put(data_np);
return ERR_PTR(-EINVAL);
}
of_property_read_u32(data_np, "samsung,spi-feedback-delay", &fb_delay);
cs->fb_delay = fb_delay;
of_node_put(data_np);
return cs;
}