提交 861a6442 编写于 作者: M Miguel Aguilar 提交者: Dmitry Torokhov

Input: davinci_keyscan - add device_enable method to platform data

Add a function pointer in the platform data of the DaVinci Keyscan driver
called device_enable, in order to perform board specific actions when
the device is initialized, like setup the PINMUX configuration.
Signed-off-by: NMiguel Aguilar <miguel.aguilar@ridgerun.com>
Signed-off-by: NKevin Hilman <khilman@deeprootsystems.com>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>
上级 30a589fd
......@@ -29,6 +29,7 @@ enum davinci_matrix_types {
};
struct davinci_ks_platform_data {
int (*device_enable)(struct device *dev);
unsigned short *keymap;
u32 keymapsize;
u8 rep:1;
......
......@@ -174,6 +174,14 @@ static int __init davinci_ks_probe(struct platform_device *pdev)
struct davinci_ks_platform_data *pdata = pdev->dev.platform_data;
int error, i;
if (pdata->device_enable) {
error = pdata->device_enable(dev);
if (error < 0) {
dev_dbg(dev, "device enable function failed\n");
return error;
}
}
if (!pdata->keymap) {
dev_dbg(dev, "no keymap from pdata\n");
return -EINVAL;
......
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