On 03/26/2012 06:20 PM, Rob Herring wrote:
[...]
---
Should probably go via Ralf's linux-mips.org tree.
arch/mips/cavium-octeon/octeon-irq.c | 2 -
arch/mips/cavium-octeon/octeon-platform.c | 84 -------------------------
arch/mips/include/asm/octeon/octeon.h | 5 --
drivers/i2c/busses/i2c-octeon.c | 94 ++++++++++++++++-------------
4 files changed, 52 insertions(+), 133 deletions(-)
snip
- if (i2c_data == NULL) {
- dev_err(i2c->dev, "no I2C frequency data\n");
+ /*
+ * "clock-rate" is a legacy binding, the official binding is
+ * "clock-frequency". Try the official one first and then
+ * fall back if it doesn't exist.
+ */
+ data = of_get_property(pdev->dev.of_node, "clock-frequency",&len);
+ if (!data || len != sizeof(*data))
+ data = of_get_property(pdev->dev.of_node, "clock-rate",&len);
+ if (data&& len == sizeof(*data)) {
+ i2c->twsi_freq = be32_to_cpup(data);
Can't you use of_property_read_u32?
I will investigate, and use it if possible.
Does the legacy binding really exist as DT support is new?
Yes, unfortunately some bootloaders escaped into the wild with the
"clock-rate" binding.
Otherwise,
Acked-by: Rob Herring<[email protected]>
Thanks,
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