Dudley,
On Fri, Jun 12, 2015 at 02:56:37PM +0800, Dudley Du wrote:
> Add of_match_device machanism support for Cypress trackpad device, and
> add the sample description document of adding the trackpad device node in DT.
> TEST=test on Chromebook.
>
> Signed-off-by: Dudley Du <dudl@xxxxxxxxxxx>
> ---
> .../devicetree/bindings/input/cypress,cyapa.txt | 44 ++++++++++++++++++++++
> .../devicetree/bindings/vendor-prefixes.txt | 1 +
> drivers/input/mouse/cyapa.c | 10 +++++
> 3 files changed, 55 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/cypress,cyapa.txt
>
[...]
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 728cd0e..4813437 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -48,6 +48,7 @@ cnxt Conexant Systems, Inc.
> cortina Cortina Systems, Inc.
> cosmic Cosmic Circuits
> crystalfontz Crystalfontz America, Inc.
> +cypress Cypress Semiconductor Corporation
> dallas Maxim Integrated Products (formerly Dallas Semiconductor)
> davicom DAVICOM Semiconductor, Inc.
> denx Denx Software Engineering
> diff --git a/drivers/input/mouse/cyapa.c b/drivers/input/mouse/cyapa.c
> index 86f2263..7e7613f 100644
> --- a/drivers/input/mouse/cyapa.c
> +++ b/drivers/input/mouse/cyapa.c
> @@ -25,6 +25,7 @@
> #include <linux/uaccess.h>
> #include <linux/pm_runtime.h>
> #include <linux/acpi.h>
> +#include <linux/of.h>
> #include "cyapa.h"
>
>
> @@ -1562,12 +1563,21 @@ static const struct acpi_device_id cyapa_acpi_id[] = {
> MODULE_DEVICE_TABLE(acpi, cyapa_acpi_id);
> #endif
>
> +#ifdef CONFIG_OF
> +static const struct of_device_id cyapa_of_match[] = {
> + { .compatible = "cypress,cyapa" },
> + { /* sentinel */ }
> +};
> +MODULE_DEVICE_TABLE(of, cyapa_of_match);
> +#endif
> +
> static struct i2c_driver cyapa_driver = {
> .driver = {
> .name = "cyapa",
> .owner = THIS_MODULE,
> .pm = &cyapa_pm_ops,
> .acpi_match_table = ACPI_PTR(cyapa_acpi_id),
> + .of_match_table = of_match_ptr(cyapa_of_match),
> },
>
> .probe = cyapa_probe,
> --
> 1.9.1
This patch fails to apply on linux-next 20150611 because of difference
in vendor-prefixes.txt. Probably just needs to be updated.
Applying: input: cyapa: add of match device support and description
document
error: patch failed:
Documentation/devicetree/bindings/vendor-prefixes.txt:48
error: Documentation/devicetree/bindings/vendor-prefixes.txt: patch does
not apply
Patch failed at 0001 input: cyapa: add of match device support and
description document
--
- Jeremiah Mahler
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