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* [PATCH v2] ARM: shmobile: r8a7779: add each clocks ratio on comment area
@ 2013-04-04  7:07 Kuninori Morimoto
  2013-04-04  7:58 ` Simon Horman
  0 siblings, 1 reply; 2+ messages in thread
From: Kuninori Morimoto @ 2013-04-04  7:07 UTC (permalink / raw)
  To: linux-sh

Adding comment describing the r8a7779 clock frequencies depending on
MD pin settings.

Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
v1 -> v2

 - git log area was updated
 - add Magnus's Acked-by

 arch/arm/mach-shmobile/clock-r8a7779.c |   19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c
index 7d86bfb..5436b51 100644
--- a/arch/arm/mach-shmobile/clock-r8a7779.c
+++ b/arch/arm/mach-shmobile/clock-r8a7779.c
@@ -26,6 +26,25 @@
 #include <mach/clock.h>
 #include <mach/common.h>
 
+/*
+ *		MD1 = 1			MD1 = 0
+ *		(PLLA = 1500)		(PLLA = 1600)
+ *		(MHz)			(MHz)
+ *------------------------------------------------+--------------------
+ * clkz		1000   (2/3)		800   (1/2)
+ * clkzs	 250   (1/6)		200   (1/8)
+ * clki		 750   (1/2)		800   (1/2)
+ * clks		 250   (1/6)		200   (1/8)
+ * clks1	 125   (1/12)		100   (1/16)
+ * clks3	 187.5 (1/8)		200   (1/8)
+ * clks4	  93.7 (1/16)		100   (1/16)
+ * clkp		  62.5 (1/24)		 50   (1/32)
+ * clkg		  62.5 (1/24)		 66.6 (1/24)
+ * clkb, CLKOUT
+ * (MD2 = 0)	  62.5 (1/24)		 66.6 (1/24)
+ * (MD2 = 1)	  41.6 (1/36)		 50   (1/32)
+*/
+
 #define MD(nr)	BIT(nr)
 
 #define FRQMR		IOMEM(0xffc80014)
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2] ARM: shmobile: r8a7779: add each clocks ratio on comment area
  2013-04-04  7:07 [PATCH v2] ARM: shmobile: r8a7779: add each clocks ratio on comment area Kuninori Morimoto
@ 2013-04-04  7:58 ` Simon Horman
  0 siblings, 0 replies; 2+ messages in thread
From: Simon Horman @ 2013-04-04  7:58 UTC (permalink / raw)
  To: linux-sh

On Thu, Apr 04, 2013 at 12:07:14AM -0700, Kuninori Morimoto wrote:
> Adding comment describing the r8a7779 clock frequencies depending on
> MD pin settings.

Thanks, queued up in the soc-r8a7779 branch.

> Acked-by: Magnus Damm <damm@opensource.se>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> ---
> v1 -> v2
> 
>  - git log area was updated
>  - add Magnus's Acked-by
> 
>  arch/arm/mach-shmobile/clock-r8a7779.c |   19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c
> index 7d86bfb..5436b51 100644
> --- a/arch/arm/mach-shmobile/clock-r8a7779.c
> +++ b/arch/arm/mach-shmobile/clock-r8a7779.c
> @@ -26,6 +26,25 @@
>  #include <mach/clock.h>
>  #include <mach/common.h>
>  
> +/*
> + *		MD1 = 1			MD1 = 0
> + *		(PLLA = 1500)		(PLLA = 1600)
> + *		(MHz)			(MHz)
> + *------------------------------------------------+--------------------
> + * clkz		1000   (2/3)		800   (1/2)
> + * clkzs	 250   (1/6)		200   (1/8)
> + * clki		 750   (1/2)		800   (1/2)
> + * clks		 250   (1/6)		200   (1/8)
> + * clks1	 125   (1/12)		100   (1/16)
> + * clks3	 187.5 (1/8)		200   (1/8)
> + * clks4	  93.7 (1/16)		100   (1/16)
> + * clkp		  62.5 (1/24)		 50   (1/32)
> + * clkg		  62.5 (1/24)		 66.6 (1/24)
> + * clkb, CLKOUT
> + * (MD2 = 0)	  62.5 (1/24)		 66.6 (1/24)
> + * (MD2 = 1)	  41.6 (1/36)		 50   (1/32)
> +*/
> +
>  #define MD(nr)	BIT(nr)
>  
>  #define FRQMR		IOMEM(0xffc80014)
> -- 
> 1.7.9.5
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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