* [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
>
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