All of lore.kernel.org
 help / color / mirror / Atom feed
* [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support
@ 2014-02-21 20:57 Chin Liang See
  2014-02-24  7:52 ` Michal Simek
  0 siblings, 1 reply; 5+ messages in thread
From: Chin Liang See @ 2014-02-21 20:57 UTC (permalink / raw)
  To: u-boot

To enable the DesignWare watchdog support at SOCFPGA Cyclone V
dev kit.

Signed-off-by: Chin Liang See <clsee@altera.com>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Heiko Schocher <hs@denx.de>
Cc: Tom Rini <trini@ti.com>
---
Changes for v3
- Split to 2 series patch
Changes for v2
- Enable this driver at socfpga_cyclone5 board
---
 .../include/asm/arch-socfpga/socfpga_base_addrs.h  |    1 +
 include/configs/socfpga_cyclone5.h                 |   13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
index 20f12e0..5f73824 100644
--- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
+++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
@@ -11,6 +11,7 @@
 #define SOCFPGA_UART0_ADDRESS 0xffc02000
 #define SOCFPGA_UART1_ADDRESS 0xffc03000
 #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000
+#define SOCFPGA_L4WD0_ADDRESS 0xffd02000
 #define SOCFPGA_CLKMGR_ADDRESS 0xffd04000
 #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000
 #define SOCFPGA_SYSMGR_ADDRESS 0xffd08000
diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h
index fc921ee..1b78ccb 100644
--- a/include/configs/socfpga_cyclone5.h
+++ b/include/configs/socfpga_cyclone5.h
@@ -207,6 +207,16 @@
 #define CONFIG_ENV_IS_NOWHERE
 
 /*
+ * L4 Watchdog
+ */
+#define CONFIG_HW_WATCHDOG
+#define CONFIG_HW_WATCHDOG_TIMEOUT_MS	2000
+#define CONFIG_DESIGNWARE_WATCHDOG
+#define CONFIG_DW_WDT_BASE		SOCFPGA_L4WD0_ADDRESS
+/* Clocks source frequency to watchdog timer */
+#define CONFIG_DW_WDT_CLOCK_KHZ		25000
+
+/*
  * SPL "Second Program Loader" aka Initial Software
  */
 
@@ -238,4 +248,7 @@
 /* Support for lib/libgeneric.o in SPL binary */
 #define CONFIG_SPL_LIBGENERIC_SUPPORT
 
+/* Support for watchdog */
+#define CONFIG_SPL_WATCHDOG_SUPPORT
+
 #endif	/* __CONFIG_H */
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support
  2014-02-21 20:57 [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support Chin Liang See
@ 2014-02-24  7:52 ` Michal Simek
  2014-02-27 19:55   ` Chin Liang See
  0 siblings, 1 reply; 5+ messages in thread
From: Michal Simek @ 2014-02-24  7:52 UTC (permalink / raw)
  To: u-boot

On 02/21/2014 09:57 PM, Chin Liang See wrote:
> To enable the DesignWare watchdog support at SOCFPGA Cyclone V
> dev kit.
> 
> Signed-off-by: Chin Liang See <clsee@altera.com>
> Cc: Anatolij Gustschin <agust@denx.de>
> Cc: Albert Aribaud <albert.u.boot@aribaud.net>
> Cc: Heiko Schocher <hs@denx.de>
> Cc: Tom Rini <trini@ti.com>
> ---
> Changes for v3
> - Split to 2 series patch
> Changes for v2
> - Enable this driver at socfpga_cyclone5 board
> ---
>  .../include/asm/arch-socfpga/socfpga_base_addrs.h  |    1 +
>  include/configs/socfpga_cyclone5.h                 |   13 +++++++++++++
>  2 files changed, 14 insertions(+)
> 
> diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> index 20f12e0..5f73824 100644
> --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> @@ -11,6 +11,7 @@
>  #define SOCFPGA_UART0_ADDRESS 0xffc02000
>  #define SOCFPGA_UART1_ADDRESS 0xffc03000
>  #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000
> +#define SOCFPGA_L4WD0_ADDRESS 0xffd02000
>  #define SOCFPGA_CLKMGR_ADDRESS 0xffd04000
>  #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000
>  #define SOCFPGA_SYSMGR_ADDRESS 0xffd08000
> diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h
> index fc921ee..1b78ccb 100644
> --- a/include/configs/socfpga_cyclone5.h
> +++ b/include/configs/socfpga_cyclone5.h
> @@ -207,6 +207,16 @@
>  #define CONFIG_ENV_IS_NOWHERE
>  
>  /*
> + * L4 Watchdog
> + */

Why multiline comment here?

> +#define CONFIG_HW_WATCHDOG
> +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS	2000
> +#define CONFIG_DESIGNWARE_WATCHDOG
> +#define CONFIG_DW_WDT_BASE		SOCFPGA_L4WD0_ADDRESS

Why not just use SOCFPGA_L4WD0_ADDRESS directly?

Thanks,
Michal


-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 263 bytes
Desc: OpenPGP digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20140224/832427cf/attachment.pgp>

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support
  2014-02-24  7:52 ` Michal Simek
@ 2014-02-27 19:55   ` Chin Liang See
  2014-02-28 10:31     ` Michal Simek
  0 siblings, 1 reply; 5+ messages in thread
From: Chin Liang See @ 2014-02-27 19:55 UTC (permalink / raw)
  To: u-boot

Hi Michal,

On Mon, 2014-02-24 at 08:52 +0100, Michal Simek wrote:
> On 02/21/2014 09:57 PM, Chin Liang See wrote:
> > To enable the DesignWare watchdog support at SOCFPGA Cyclone V
> > dev kit.
> > 
> > Signed-off-by: Chin Liang See <clsee@altera.com>
> > Cc: Anatolij Gustschin <agust@denx.de>
> > Cc: Albert Aribaud <albert.u.boot@aribaud.net>
> > Cc: Heiko Schocher <hs@denx.de>
> > Cc: Tom Rini <trini@ti.com>
> > ---
> > Changes for v3
> > - Split to 2 series patch
> > Changes for v2
> > - Enable this driver at socfpga_cyclone5 board
> > ---
> >  .../include/asm/arch-socfpga/socfpga_base_addrs.h  |    1 +
> >  include/configs/socfpga_cyclone5.h                 |   13 +++++++++++++
> >  2 files changed, 14 insertions(+)
> > 
> > diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> > index 20f12e0..5f73824 100644
> > --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> > +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> > @@ -11,6 +11,7 @@
> >  #define SOCFPGA_UART0_ADDRESS 0xffc02000
> >  #define SOCFPGA_UART1_ADDRESS 0xffc03000
> >  #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000
> > +#define SOCFPGA_L4WD0_ADDRESS 0xffd02000
> >  #define SOCFPGA_CLKMGR_ADDRESS 0xffd04000
> >  #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000
> >  #define SOCFPGA_SYSMGR_ADDRESS 0xffd08000
> > diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h
> > index fc921ee..1b78ccb 100644
> > --- a/include/configs/socfpga_cyclone5.h
> > +++ b/include/configs/socfpga_cyclone5.h
> > @@ -207,6 +207,16 @@
> >  #define CONFIG_ENV_IS_NOWHERE
> >  
> >  /*
> > + * L4 Watchdog
> > + */
> 
> Why multiline comment here?

Oh its just for easy reading.

> 
> > +#define CONFIG_HW_WATCHDOG
> > +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS	2000
> > +#define CONFIG_DESIGNWARE_WATCHDOG
> > +#define CONFIG_DW_WDT_BASE		SOCFPGA_L4WD0_ADDRESS
> 
> Why not just use SOCFPGA_L4WD0_ADDRESS directly?

Nope, cause this driver might be used by other platform.
Thanks

Chin Liang

> 
> Thanks,
> Michal
> 
> 

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support
  2014-02-27 19:55   ` Chin Liang See
@ 2014-02-28 10:31     ` Michal Simek
  2014-03-04 23:49       ` Chin Liang See
  0 siblings, 1 reply; 5+ messages in thread
From: Michal Simek @ 2014-02-28 10:31 UTC (permalink / raw)
  To: u-boot

On 02/27/2014 08:55 PM, Chin Liang See wrote:
> Hi Michal,
> 
> On Mon, 2014-02-24 at 08:52 +0100, Michal Simek wrote:
>> On 02/21/2014 09:57 PM, Chin Liang See wrote:
>>> To enable the DesignWare watchdog support at SOCFPGA Cyclone V
>>> dev kit.
>>>
>>> Signed-off-by: Chin Liang See <clsee@altera.com>
>>> Cc: Anatolij Gustschin <agust@denx.de>
>>> Cc: Albert Aribaud <albert.u.boot@aribaud.net>
>>> Cc: Heiko Schocher <hs@denx.de>
>>> Cc: Tom Rini <trini@ti.com>
>>> ---
>>> Changes for v3
>>> - Split to 2 series patch
>>> Changes for v2
>>> - Enable this driver at socfpga_cyclone5 board
>>> ---
>>>  .../include/asm/arch-socfpga/socfpga_base_addrs.h  |    1 +
>>>  include/configs/socfpga_cyclone5.h                 |   13 +++++++++++++
>>>  2 files changed, 14 insertions(+)
>>>
>>> diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
>>> index 20f12e0..5f73824 100644
>>> --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
>>> +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
>>> @@ -11,6 +11,7 @@
>>>  #define SOCFPGA_UART0_ADDRESS 0xffc02000
>>>  #define SOCFPGA_UART1_ADDRESS 0xffc03000
>>>  #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000
>>> +#define SOCFPGA_L4WD0_ADDRESS 0xffd02000
>>>  #define SOCFPGA_CLKMGR_ADDRESS 0xffd04000
>>>  #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000
>>>  #define SOCFPGA_SYSMGR_ADDRESS 0xffd08000
>>> diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h
>>> index fc921ee..1b78ccb 100644
>>> --- a/include/configs/socfpga_cyclone5.h
>>> +++ b/include/configs/socfpga_cyclone5.h
>>> @@ -207,6 +207,16 @@
>>>  #define CONFIG_ENV_IS_NOWHERE
>>>  
>>>  /*
>>> + * L4 Watchdog
>>> + */
>>
>> Why multiline comment here?
> 
> Oh its just for easy reading.
> 
>>
>>> +#define CONFIG_HW_WATCHDOG
>>> +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS	2000
>>> +#define CONFIG_DESIGNWARE_WATCHDOG
>>> +#define CONFIG_DW_WDT_BASE		SOCFPGA_L4WD0_ADDRESS
>>
>> Why not just use SOCFPGA_L4WD0_ADDRESS directly?
> 
> Nope, cause this driver might be used by other platform.

ok It means that SOCFPGA_L4WD0_ADDRESS is system controller right?

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 263 bytes
Desc: OpenPGP digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20140228/4469be06/attachment.pgp>

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support
  2014-02-28 10:31     ` Michal Simek
@ 2014-03-04 23:49       ` Chin Liang See
  0 siblings, 0 replies; 5+ messages in thread
From: Chin Liang See @ 2014-03-04 23:49 UTC (permalink / raw)
  To: u-boot

On Fri, 2014-02-28 at 11:31 +0100, Michal Simek wrote:
> On 02/27/2014 08:55 PM, Chin Liang See wrote:
> > Hi Michal,
> > 
> > On Mon, 2014-02-24 at 08:52 +0100, Michal Simek wrote:
> >> On 02/21/2014 09:57 PM, Chin Liang See wrote:
> >>> To enable the DesignWare watchdog support at SOCFPGA Cyclone V
> >>> dev kit.
> >>>
> >>> Signed-off-by: Chin Liang See <clsee@altera.com>
> >>> Cc: Anatolij Gustschin <agust@denx.de>
> >>> Cc: Albert Aribaud <albert.u.boot@aribaud.net>
> >>> Cc: Heiko Schocher <hs@denx.de>
> >>> Cc: Tom Rini <trini@ti.com>
> >>> ---
> >>> Changes for v3
> >>> - Split to 2 series patch
> >>> Changes for v2
> >>> - Enable this driver at socfpga_cyclone5 board
> >>> ---
> >>>  .../include/asm/arch-socfpga/socfpga_base_addrs.h  |    1 +
> >>>  include/configs/socfpga_cyclone5.h                 |   13 +++++++++++++
> >>>  2 files changed, 14 insertions(+)
> >>>
> >>> diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> >>> index 20f12e0..5f73824 100644
> >>> --- a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> >>> +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h
> >>> @@ -11,6 +11,7 @@
> >>>  #define SOCFPGA_UART0_ADDRESS 0xffc02000
> >>>  #define SOCFPGA_UART1_ADDRESS 0xffc03000
> >>>  #define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000
> >>> +#define SOCFPGA_L4WD0_ADDRESS 0xffd02000
> >>>  #define SOCFPGA_CLKMGR_ADDRESS 0xffd04000
> >>>  #define SOCFPGA_RSTMGR_ADDRESS 0xffd05000
> >>>  #define SOCFPGA_SYSMGR_ADDRESS 0xffd08000
> >>> diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h
> >>> index fc921ee..1b78ccb 100644
> >>> --- a/include/configs/socfpga_cyclone5.h
> >>> +++ b/include/configs/socfpga_cyclone5.h
> >>> @@ -207,6 +207,16 @@
> >>>  #define CONFIG_ENV_IS_NOWHERE
> >>>  
> >>>  /*
> >>> + * L4 Watchdog
> >>> + */
> >>
> >> Why multiline comment here?
> > 
> > Oh its just for easy reading.
> > 
> >>
> >>> +#define CONFIG_HW_WATCHDOG
> >>> +#define CONFIG_HW_WATCHDOG_TIMEOUT_MS	2000
> >>> +#define CONFIG_DESIGNWARE_WATCHDOG
> >>> +#define CONFIG_DW_WDT_BASE		SOCFPGA_L4WD0_ADDRESS
> >>
> >> Why not just use SOCFPGA_L4WD0_ADDRESS directly?
> > 
> > Nope, cause this driver might be used by other platform.
> 
> ok It means that SOCFPGA_L4WD0_ADDRESS is system controller right?

Its the base address for watchdog registers.

Thanks
Chin Liang

> 
> Thanks,
> Michal
> 

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2014-03-04 23:49 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-02-21 20:57 [U-Boot] [PATCH v3 2/2] socfpga: Adding DesignWare watchdog support Chin Liang See
2014-02-24  7:52 ` Michal Simek
2014-02-27 19:55   ` Chin Liang See
2014-02-28 10:31     ` Michal Simek
2014-03-04 23:49       ` Chin Liang See

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.