Merge tag 'devicetree-for-linus' of git://git.secretlab.ca/git/linux-2.6

devicetree/next changes queued for v3.3 merge window

* tag 'devicetree-for-linus-20120104' of git://git.secretlab.ca/git/linux-2.6:
  ARM: prom.h: Fix build error by removing unneeded header file
  irq: check domain hwirq range for DT translate
  dt: add empty of_get_node/of_put_node functions
  of/pdt: fix section mismatch warning
  i2c-designware: add OF binding support
  dt/i2c: Enumerate some of the known trivial i2c devices
  dt: reform for_each_property to for_each_property_of_node
  ARM/of: allow *machine_desc.dt_compat to be const
  of/base: Take NULL string into account for property with multiple strings
  OF/device-tree: Add some entries to vendor-prefixes.txt

Fix up trivial add-add conflicts in include/linux/of.h

4 files changed, 20 insertions, 9 deletions

diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 2d3657ab1258..5244c4724df7 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -34,6 +34,7 @@
 #include <linux/sched.h>
 #include <linux/err.h>
 #include <linux/interrupt.h>
+#include <linux/of_i2c.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/slab.h>
@@ -137,6 +138,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev)
                         sizeof(adap->name));
         adap->algo = &i2c_dw_algo;
         adap->dev.parent = &pdev->dev;
+        adap->dev.of_node = pdev->dev.of_node;
 
         adap->nr = pdev->id;
         r = i2c_add_numbered_adapter(adap);
@@ -144,6 +146,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev)
                 dev_err(&pdev->dev, "failure adding adapter\n");
                 goto err_free_irq;
         }
+        of_i2c_register_devices(adap);
 
         return 0;
 
@@ -187,6 +190,14 @@ static int __devexit dw_i2c_remove(struct platform_device *pdev)
         return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id dw_i2c_of_match[] = {
+        { .compatible = "snps,designware-i2c", },
+        {},
+};
+MODULE_DEVICE_TABLE(of, dw_i2c_of_match);
+#endif
+
 /* work with hotplug and coldplug */
 MODULE_ALIAS("platform:i2c_designware");
 
@@ -195,6 +206,7 @@ static struct platform_driver dw_i2c_driver = {
         .driver         = {
                 .name   = "i2c_designware",
                 .owner  = THIS_MODULE,
+                .of_match_table = of_match_ptr(dw_i2c_of_match),
         },
 };
 
diff --git a/drivers/of/base.c b/drivers/of/base.c
index c6db9ab9046e..133908a6fd8d 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -752,7 +752,7 @@ int of_property_read_string_index(struct device_node *np, const char *propname,
 
         for (i = 0; total < prop->length; total += l, p += l) {
                 l = strlen(p) + 1;
-                if ((*p != 0) && (i++ == index)) {
+                if (i++ == index) {
                         *output = p;
                         return 0;
                 }
@@ -790,11 +790,9 @@ int of_property_count_strings(struct device_node *np, const char *propname)
 
         p = prop->value;
 
-        for (i = 0; total < prop->length; total += l, p += l) {
+        for (i = 0; total < prop->length; total += l, p += l, i++)
                 l = strlen(p) + 1;
-                if (*p != 0)
-                        i++;
-        }
+
         return i;
 }
 EXPORT_SYMBOL_GPL(of_property_count_strings);
@@ -1163,7 +1161,7 @@ void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align))
         if (!of_aliases)
                 return;
 
-        for_each_property(pp, of_aliases->properties) {
+        for_each_property_of_node(of_aliases, pp) {
                 const char *start = pp->name;
                 const char *end = start + strlen(start);
                 struct device_node *np;
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index fd85fa298e0f..91a375fb6ae6 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -18,6 +18,7 @@
 #include <linux/errno.h>
 #include <linux/slab.h>
 
+#include <asm/setup.h>  /* for COMMAND_LINE_SIZE */
 #ifdef CONFIG_PPC
 #include <asm/machdep.h>
 #endif /* CONFIG_PPC */
@@ -107,7 +108,7 @@ int of_fdt_is_compatible(struct boot_param_header *blob,
  * of_fdt_match - Return true if node matches a list of compatible values
  */
 int of_fdt_match(struct boot_param_header *blob, unsigned long node,
-                 const char **compat)
+                 const char *const *compat)
 {
         unsigned int tmp, score = 0;
 
@@ -541,7 +542,7 @@ int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
 /**
  * of_flat_dt_match - Return true if node matches a list of compatible values
  */
-int __init of_flat_dt_match(unsigned long node, const char **compat)
+int __init of_flat_dt_match(unsigned long node, const char *const *compat)
 {
         return of_fdt_match(initial_boot_params, node, compat);
 }
diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
index bc5b3990f6ed..07cc1d678e4d 100644
--- a/drivers/of/pdt.c
+++ b/drivers/of/pdt.c
@@ -229,7 +229,7 @@ static struct device_node * __init of_pdt_build_tree(struct device_node *parent,
         return ret;
 }
 
-static void *kernel_tree_alloc(u64 size, u64 align)
+static void * __init kernel_tree_alloc(u64 size, u64 align)
 {
         return prom_early_alloc(size);
 }