On Fri, 27 Feb 2009 21:28:03 +0200
Felipe Balbi <me@xxxxxxxxxxxxxxx> wrote:
> From: Felipe Balbi <felipe.balbi@xxxxxxxxx>
>
> Make that twl4030-pwrbutton.c driver probe with current
> child creation api for twl4030.
>
> Cc: Samuel Ortiz <sameo@xxxxxxxxxxxxxx>
> Cc: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
> ---
> This part is better off going via mfd.
>
> drivers/mfd/twl4030-core.c | 13 +++++++++++++
> 1 files changed, 13 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
> index 68826f1..c86bc3b 100644
> --- a/drivers/mfd/twl4030-core.c
> +++ b/drivers/mfd/twl4030-core.c
> @@ -101,6 +101,12 @@
> #define twl_has_usb() false
> #endif
>
> +#if defined(CONFIG_INPUT_TWL4030_PWRBUTTON) \
> + || defined(CONFIG_INPUT_TWL4030_PWBUTTON_MODULE)
OK, this is "wrong". The core shouldn't need to know about specific
clients.
> +#define twl_has_pwrbutton() true
> +#else
> +#define twl_has_pwrbutton() false
> +#endif
>
> /* Triton Core internal information (BEGIN) */
>
> @@ -526,6 +532,13 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
> usb_transceiver = child;
> }
>
> + if (twl_has_pwrbutton()) {
> + child = add_child(1, "twl4030_pwrbutton",
> + NULL, 0, true, pdata->irq_base + 8 + 0, 0);
> + if (IS_ERR(child))
> + return PTR_ERR(child);
> + }
> +
> if (twl_has_regulator()) {
> /*
> child = add_regulator(TWL4030_REG_VPLL1, pdata->vpll1);
The client module should register itself with the core, rather than the core
registering the client.
What has gone wrong here?
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