Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-03 Thread Krzysztof Kozlowski
2015-04-03 10:12 GMT+02:00 Andrzej Hajda : > On 04/02/2015 02:44 PM, Krzysztof Kozlowski wrote: >> 2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas >> : >>> Hello Krzysztof, >>> >>> On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: Using a fixed (by DTS) parent for clocks when turning on

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-03 Thread Andrzej Hajda
On 04/02/2015 02:44 PM, Krzysztof Kozlowski wrote: > 2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas > : >> Hello Krzysztof, >> >> On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: >>> Using a fixed (by DTS) parent for clocks when turning on the power domain >>> may introduce issues in other

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-03 Thread Krzysztof Kozlowski
2015-04-03 10:12 GMT+02:00 Andrzej Hajda a.ha...@samsung.com: On 04/02/2015 02:44 PM, Krzysztof Kozlowski wrote: 2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas javier.marti...@collabora.co.uk: Hello Krzysztof, On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: Using a fixed (by DTS)

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-03 Thread Andrzej Hajda
On 04/02/2015 02:44 PM, Krzysztof Kozlowski wrote: 2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas javier.marti...@collabora.co.uk: Hello Krzysztof, On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: Using a fixed (by DTS) parent for clocks when turning on the power domain may introduce

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Krzysztof Kozlowski
2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas : > Hello Krzysztof, > > On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: >> Using a fixed (by DTS) parent for clocks when turning on the power domain >> may introduce issues in other drivers. For example when such driver >> changes the parent

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Javier Martinez Canillas
Hello Krzysztof, On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: > Using a fixed (by DTS) parent for clocks when turning on the power domain > may introduce issues in other drivers. For example when such driver > changes the parent during runtime and expects that he is the only place > of such

[PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Krzysztof Kozlowski
Using a fixed (by DTS) parent for clocks when turning on the power domain may introduce issues in other drivers. For example when such driver changes the parent during runtime and expects that he is the only place of such change. Do not rely entirely on DTS providing the fixed parent for such

[PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Krzysztof Kozlowski
Using a fixed (by DTS) parent for clocks when turning on the power domain may introduce issues in other drivers. For example when such driver changes the parent during runtime and expects that he is the only place of such change. Do not rely entirely on DTS providing the fixed parent for such

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Krzysztof Kozlowski
2015-04-02 14:29 GMT+02:00 Javier Martinez Canillas javier.marti...@collabora.co.uk: Hello Krzysztof, On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: Using a fixed (by DTS) parent for clocks when turning on the power domain may introduce issues in other drivers. For example when such

Re: [PATCH 1/2] ARM: EXYNOS: Get current parent clock for power domain on/off

2015-04-02 Thread Javier Martinez Canillas
Hello Krzysztof, On 04/02/2015 10:06 AM, Krzysztof Kozlowski wrote: Using a fixed (by DTS) parent for clocks when turning on the power domain may introduce issues in other drivers. For example when such driver changes the parent during runtime and expects that he is the only place of such