Re: [PATCH 04/10] of/i2c: Add support for I2C_CLIENT_WAKE when booting with Device Tree

On Fri, 05 Oct 2012, Rob Herring wrote:

On 10/05/2012 10:31 AM, Lee Jones wrote:

quoted

It's important for wakeup sources such as keyboards, power buttons
and the like to identify themselves as wakeup devices. Until now
this has not been possible when platforms are booting via Device
Tree.

A similar feature from Olof already went in for 3.7.

Ah yes, I see it. Thanks Rob.

quoted

Cc: Rob Herring <redacted>
Cc: devicetree-discuss@lists.ozlabs.org
Acked-by: Linus Walleij <redacted>
Signed-off-by: Lee Jones <redacted>
---
 drivers/of/of_i2c.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/of/of_i2c.c b/drivers/of/of_i2c.c
index 1e173f3..2f20019 100644
--- a/drivers/of/of_i2c.c
+++ b/drivers/of/of_i2c.c

@@ -61,6 +61,9 @@ void of_i2c_register_devices(struct i2c_adapter *adap)
 		info.of_node = of_node_get(node);
 		info.archdata = &dev_ad;
 
+		if (of_get_property(node, "i2c-client-wake", NULL))
+			info.flags |= I2C_CLIENT_WAKE;
+
 		request_module("%s%s", I2C_MODULE_PREFIX, info.type);
 
 		result = i2c_new_device(adap, &info);

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
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