Re: [PATCHv6 1/3] ARM: imx: Add gpio-keys to plat-mxc

From: Eric Bénard
Date: Sat Oct 23 2010 - 07:39:13 EST


Hi Uwe,

Le 23/10/2010 11:50, Uwe Kleine-König a écrit :
On Sat, Oct 23, 2010 at 10:06:21AM +0200, Eric Bénard wrote:
Le 23/10/2010 04:46, Dinh.Nguyen@xxxxxxxxxxxxx a écrit :
+struct platform_device *__init imx_add_gpio_keys(
+ const struct gpio_keys_platform_data *pdata)
+{
+ return imx_add_platform_device("gpio-keys", -1, NULL,
+ 0, pdata, sizeof(*pdata));
+}

What is the added value of this ?
Is is (more or less) in line with the other imx functions that
dynamically add platform devices.

gpio-keys is not i.MX specific so why should that land in plat-mxc ?
I consider it OK for now. I know Eric does/wants something similar for
pxa. If you want to push forward unification here that's great, but
IMHO this is nothing that should stop this patch which is a good step
forward.

Does that mean that, for example, for cpuimx51 and cpuimx51sd boards, I should create : imx_add_gpio_leds, imx_add_serial_8250 and imx_add_i2c_gpio functions instead of creating the platform_device structure in the board's files and using platform_add_devices to register it ?

Thanks,
Eric
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