* Vaibhav Bedia <vaibhav.bedia@xxxxxx> [121231 05:10]:
> Mailbox IP on AM33XX is the same as that present in OMAP4.
> The single instance of Mailbox IP on AM33XX contains
> 8 sub-modules and facilitates communication between MPU,
> PRUs and WKUP_M3.
>
> The first mailbox sub-module is assigned for communication
> between MPU and WKUP-M3.
>
> Signed-off-by: Vaibhav Bedia <vaibhav.bedia@xxxxxx>
> Cc: Russ Dill <russ.dill@xxxxxx>
> Cc: Santosh Shilimkar <santosh.shilimkar@xxxxxx>
> ---
> v1->v2:
> Address the comment on operator usage from Russ Dill
>
> drivers/mailbox/mailbox-omap2.c | 35 ++++++++++++++++++++++++++++++++++-
> 1 files changed, 34 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mailbox/mailbox-omap2.c b/drivers/mailbox/mailbox-omap2.c
> index 7c26bed..6d61159 100644
> --- a/drivers/mailbox/mailbox-omap2.c
> +++ b/drivers/mailbox/mailbox-omap2.c
> @@ -151,7 +151,7 @@ static void omap2_mbox_disable_irq(struct mailbox *mbox,
> struct omap_mbox2_priv *p = mbox->priv;
> u32 bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit;
>
> - if (!cpu_is_omap44xx())
> + if (!cpu_is_omap44xx() && !soc_is_am33xx())
> bit = mbox_read_reg(p->irqdisable) & ~bit;
>
> mbox_write_reg(bit, p->irqdisable);
The cpu_is/soc_is macros are no longer available to drivers
with 8d91a42e (Merge tag 'omap-late-cleanups'...). So you'll
have to pass whatever flags the driver needs in platform_data
or as device tree properties.
> @@ -386,6 +412,13 @@ static int __devinit omap2_mbox_probe(struct platform_device *pdev)
> list[0]->irq = list[1]->irq = platform_get_irq(pdev, 0);
> }
> #endif
> +#if defined(CONFIG_SOC_AM33XX)
> + else if (soc_is_am33xx()) {
> + list = am33xx_mboxes;
> +
> + list[0]->irq = platform_get_irq(pdev, 0);
> + }
> +#endif
> else {
> pr_err("%s: platform not supported\n", __func__);
> return -ENODEV;
Here too.
Tony
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