Re: [PATCH v2] ARM: AM43xx: hwmod: add VPFE hwmod entries

From: Lad, Prabhakar
Date: Mon Jan 26 2015 - 03:13:45 EST


Hi Paul,

Thanks for the review.

On Mon, Jan 26, 2015 at 2:15 AM, Paul Walmsley <paul@xxxxxxxxx> wrote:
> Hi
>
> On Sun, 25 Jan 2015, Lad, Prabhakar wrote:
>
>> From: Benoit Parrot <bparrot@xxxxxx>
>>
>> this patch adds VPFE HWMOD data for AM43xx.
>>
>> Signed-off-by: Benoit Parrot <bparrot@xxxxxx>
>> Signed-off-by: Darren Etheridge <detheridge@xxxxxx>
>> Signed-off-by: Felipe Balbi <balbi@xxxxxx>
>> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
>> ---
>> Hi Paul,
>>
>> You were right, the hardware team has confirmed that, the VPFE master port is
>> connected to L3 and the VPFE slave port is connected to L4. The L3 port cannot
>> serve as a register target because it is initiator only.
>
> OK makes sense to me.,
>
>>
>> I have created links referring to dss l3/l4 hwmod and tested it, lemme know
>> if I have missed something.
>
> A few minor comments below
>
>>
[Snip]
>> /* Interfaces */
>> static struct omap_hwmod_ocp_if am43xx_l3_main__l4_hs = {
>> .master = &am33xx_l3_main_hwmod,
>> @@ -788,6 +826,36 @@ static struct omap_hwmod_ocp_if am43xx_l4_ls__dss_rfbi = {
>> .user = OCP_USER_MPU | OCP_USER_SDMA,
>> };
>>
>> +static struct omap_hwmod_ocp_if am43xx_l3__vpfe0 = {
>> + .master = &am43xx_vpfe0_hwmod,
>> + .slave = &am33xx_l3_main_hwmod,
>> + .clk = "l3_gclk",
>> + .flags = OCPIF_SWSUP_IDLE,
>
> OCPIF_SWSUP_IDLE probably isn't needed here. Could you please try without
> it?
>
>> + .user = OCP_USER_MPU | OCP_USER_SDMA,
>> +};
>> +
>> +static struct omap_hwmod_ocp_if am43xx_l3__vpfe1 = {
>> + .master = &am43xx_vpfe1_hwmod,
>> + .slave = &am33xx_l3_main_hwmod,
>> + .clk = "l3_gclk",
>> + .flags = OCPIF_SWSUP_IDLE,
>
> Same point as the above.
>
Dropped and tested works! posting a v3.

Cheers,
--Prabhakar Lad
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