Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Linus Walleij
On Wed, Jul 23, 2014 at 5:25 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: I will try to answer this. This IP is indeed a GPIO block but the IO's are used just OUTPUT lines from Linux HOST perspective. These IOs are connected to the DSPs as input/IRQ lines. So the DSP is another

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Santosh Shilimkar
On Thursday 24 July 2014 10:12 AM, Linus Walleij wrote: On Wed, Jul 23, 2014 at 5:25 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: I will try to answer this. This IP is indeed a GPIO block but the IO's are used just OUTPUT lines from Linux HOST perspective. These IOs are connected

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Linus Walleij
On Thu, Jul 24, 2014 at 4:21 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: On Thursday 24 July 2014 10:12 AM, Linus Walleij wrote: On Wed, Jul 23, 2014 at 5:25 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: I will try to answer this. This IP is indeed a GPIO block but the IO's

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Santosh Shilimkar
On Thursday 24 July 2014 11:23 AM, Linus Walleij wrote: On Thu, Jul 24, 2014 at 4:21 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: On Thursday 24 July 2014 10:12 AM, Linus Walleij wrote: On Wed, Jul 23, 2014 at 5:25 PM, Santosh Shilimkar santosh.shilim...@ti.com wrote: I will try to

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Jassi Brar
On 23 July 2014 20:40, Linus Walleij linus.wall...@linaro.org wrote: On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko grygorii.stras...@ti.com wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send interrupts to DSP cores using the DSP GPIO controller IP.

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Santosh Shilimkar
On Thursday 24 July 2014 01:19 PM, Jassi Brar wrote: On 23 July 2014 20:40, Linus Walleij linus.wall...@linaro.org wrote: On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko grygorii.stras...@ti.com wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Jassi Brar
On 24 July 2014 22:52, Santosh Shilimkar santosh.shilim...@ti.com wrote: On Thursday 24 July 2014 01:19 PM, Jassi Brar wrote: On 23 July 2014 20:40, Linus Walleij linus.wall...@linaro.org wrote: On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko grygorii.stras...@ti.com wrote: From: Murali

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Suman Anna
Hi, On 07/24/2014 01:12 PM, Jassi Brar wrote: On 24 July 2014 22:52, Santosh Shilimkar santosh.shilim...@ti.com wrote: On Thursday 24 July 2014 01:19 PM, Jassi Brar wrote: On 23 July 2014 20:40, Linus Walleij linus.wall...@linaro.org wrote: On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-24 Thread Santosh Shilimkar
On Thursday 24 July 2014 02:52 PM, Suman Anna wrote: Hi, On 07/24/2014 01:12 PM, Jassi Brar wrote: On 24 July 2014 22:52, Santosh Shilimkar santosh.shilim...@ti.com wrote: On Thursday 24 July 2014 01:19 PM, Jassi Brar wrote: On 23 July 2014 20:40, Linus Walleij linus.wall...@linaro.org

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-23 Thread Linus Walleij
On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko grygorii.stras...@ti.com wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send interrupts to DSP cores using the DSP GPIO controller IP. Each DSP GPIO controller provides 28 IRQ signals for each DSP core.

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-23 Thread Santosh Shilimkar
On Wednesday 23 July 2014 11:10 AM, Linus Walleij wrote: On Wed, Jul 16, 2014 at 12:43 PM, Grygorii Strashko grygorii.stras...@ti.com wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send interrupts to DSP cores using the DSP GPIO controller IP. Each DSP

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-21 Thread Grygorii Strashko
Hi Varka Bhadram, On 07/16/2014 01:05 PM, Varka Bhadram wrote: On 07/16/2014 04:13 PM, Grygorii Strashko wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send interrupts to DSP cores using the DSP GPIO controller IP. Each DSP GPIO controller provides 28 IRQ

Re: [PATCH v1] gpio: keystone: add dsp gpio controller driver

2014-07-16 Thread Varka Bhadram
On 07/16/2014 04:13 PM, Grygorii Strashko wrote: From: Murali Karicheri m-kariche...@ti.com On Keystone SOCs, ARM host can send interrupts to DSP cores using the DSP GPIO controller IP. Each DSP GPIO controller provides 28 IRQ signals for each DSP core. This is one of the component used by the