* [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:50 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node Geert Uytterhoeven
` (11 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Add "rwdt" clock to r8a7792_mod_clks. Also, since we may need to access
the watchdog registers at any time, declare the clock as critical.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
drivers/clk/renesas/r8a7792-cpg-mssr.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/clk/renesas/r8a7792-cpg-mssr.c b/drivers/clk/renesas/r8a7792-cpg-mssr.c
index 7f85bbf20bf782b7..609a540804965c40 100644
--- a/drivers/clk/renesas/r8a7792-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a7792-cpg-mssr.c
@@ -98,6 +98,7 @@ static const struct mssr_mod_clk r8a7792_mod_clks[] __initconst = {
DEF_MOD("tpu0", 304, R8A7792_CLK_CP),
DEF_MOD("sdhi0", 314, R8A7792_CLK_SD),
DEF_MOD("cmt1", 329, R8A7792_CLK_R),
+ DEF_MOD("rwdt", 402, R8A7792_CLK_R),
DEF_MOD("irqc", 407, R8A7792_CLK_CP),
DEF_MOD("intc-sys", 408, R8A7792_CLK_ZS),
DEF_MOD("audio-dmac0", 502, R8A7792_CLK_HP),
@@ -154,6 +155,7 @@ static const struct mssr_mod_clk r8a7792_mod_clks[] __initconst = {
};
static const unsigned int r8a7792_crit_mod_clks[] __initconst = {
+ MOD_CLK_ID(402), /* RWDT */
MOD_CLK_ID(408), /* INTC-SYS (GIC) */
};
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock
2018-02-08 10:34 ` [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock Geert Uytterhoeven
@ 2018-02-12 17:50 ` Fabrizio Castro
2018-02-20 12:52 ` Geert Uytterhoeven
0 siblings, 1 reply; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:50 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock
>
> Add "rwdt" clock to r8a7792_mod_clks. Also, since we may need to access
> the watchdog registers at any time, declare the clock as critical.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> drivers/clk/renesas/r8a7792-cpg-mssr.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/clk/renesas/r8a7792-cpg-mssr.c b/drivers/clk/renesas/r8a7792-cpg-mssr.c
> index 7f85bbf20bf782b7..609a540804965c40 100644
> --- a/drivers/clk/renesas/r8a7792-cpg-mssr.c
> +++ b/drivers/clk/renesas/r8a7792-cpg-mssr.c
> @@ -98,6 +98,7 @@ static const struct mssr_mod_clk r8a7792_mod_clks[] __initconst = {
> DEF_MOD("tpu0", 304,R8A7792_CLK_CP),
> DEF_MOD("sdhi0", 314,R8A7792_CLK_SD),
> DEF_MOD("cmt1", 329,R8A7792_CLK_R),
> +DEF_MOD("rwdt", 402,R8A7792_CLK_R),
> DEF_MOD("irqc", 407,R8A7792_CLK_CP),
> DEF_MOD("intc-sys", 408,R8A7792_CLK_ZS),
> DEF_MOD("audio-dmac0", 502,R8A7792_CLK_HP),
> @@ -154,6 +155,7 @@ static const struct mssr_mod_clk r8a7792_mod_clks[] __initconst = {
> };
>
> static const unsigned int r8a7792_crit_mod_clks[] __initconst = {
> +MOD_CLK_ID(402),/* RWDT */
> MOD_CLK_ID(408),/* INTC-SYS (GIC) */
> };
>
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* Re: [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock
2018-02-12 17:50 ` Fabrizio Castro
@ 2018-02-20 12:52 ` Geert Uytterhoeven
0 siblings, 0 replies; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-20 12:52 UTC (permalink / raw)
To: Fabrizio Castro
Cc: Geert Uytterhoeven, Simon Horman, Magnus Damm, Wolfram Sang,
Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
On Mon, Feb 12, 2018 at 6:50 PM, Fabrizio Castro
<fabrizio.castro@bp.renesas.com> wrote:
>> Subject: [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock
>>
>> Add "rwdt" clock to r8a7792_mod_clks. Also, since we may need to access
>> the watchdog registers at any time, declare the clock as critical.
>>
>> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
>
> Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Thanks, queued in clk-renesas-for-v4.17.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
2018-02-08 10:34 ` [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:51 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 03/11] ARM: dts: r8a7793: " Geert Uytterhoeven
` (10 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Add a device node for the Watchdog Timer (WDT) controller on the Renesas
R-Car V2H (r8a7792) SoC.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7792.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7792.dtsi b/arch/arm/boot/dts/r8a7792.dtsi
index bea0f12f03d36195..d2cf8dd2d9b03624 100644
--- a/arch/arm/boot/dts/r8a7792.dtsi
+++ b/arch/arm/boot/dts/r8a7792.dtsi
@@ -101,6 +101,16 @@
#size-cells = <2>;
ranges;
+ rwdt: watchdog@e6020000 {
+ compatible = "renesas,r8a7792-wdt",
+ "renesas,rcar-gen2-wdt";
+ reg = <0 0xe6020000 0 0x0c>;
+ clocks = <&cpg CPG_MOD 402>;
+ power-domains = <&sysc R8A7792_PD_ALWAYS_ON>;
+ resets = <&cpg 402>;
+ status = "disabled";
+ };
+
gpio0: gpio@e6050000 {
compatible = "renesas,gpio-r8a7792",
"renesas,rcar-gen2-gpio";
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node
2018-02-08 10:34 ` [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node Geert Uytterhoeven
@ 2018-02-12 17:51 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:51 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node
>
> Add a device node for the Watchdog Timer (WDT) controller on the Renesas
> R-Car V2H (r8a7792) SoC.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7792.dtsi | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7792.dtsi b/arch/arm/boot/dts/r8a7792.dtsi
> index bea0f12f03d36195..d2cf8dd2d9b03624 100644
> --- a/arch/arm/boot/dts/r8a7792.dtsi
> +++ b/arch/arm/boot/dts/r8a7792.dtsi
> @@ -101,6 +101,16 @@
> #size-cells = <2>;
> ranges;
>
> +rwdt: watchdog@e6020000 {
> +compatible = "renesas,r8a7792-wdt",
> + "renesas,rcar-gen2-wdt";
> +reg = <0 0xe6020000 0 0x0c>;
> +clocks = <&cpg CPG_MOD 402>;
> +power-domains = <&sysc R8A7792_PD_ALWAYS_ON>;
> +resets = <&cpg 402>;
> +status = "disabled";
> +};
> +
> gpio0: gpio@e6050000 {
> compatible = "renesas,gpio-r8a7792",
> "renesas,rcar-gen2-gpio";
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 03/11] ARM: dts: r8a7793: Add RWDT node
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
2018-02-08 10:34 ` [PATCH/RFC 01/11] clk: renesas: r8a7792: Add rwdt clock Geert Uytterhoeven
2018-02-08 10:34 ` [PATCH/RFC 02/11] ARM: dts: r8a7792: Add RWDT node Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:52 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support Geert Uytterhoeven
` (9 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Add a device node for the Watchdog Timer (WDT) controller on the Renesas
R-Car M2-N (r8a7793) SoC.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7793.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index f0e0415682f89440..5a06ad1788b27ff1 100644
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -126,6 +126,16 @@
#size-cells = <2>;
ranges;
+ rwdt: watchdog@e6020000 {
+ compatible = "renesas,r8a7793-wdt",
+ "renesas,rcar-gen2-wdt";
+ reg = <0 0xe6020000 0 0x0c>;
+ clocks = <&cpg CPG_MOD 402>;
+ power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
+ resets = <&cpg 402>;
+ status = "disabled";
+ };
+
gpio0: gpio@e6050000 {
compatible = "renesas,gpio-r8a7793",
"renesas,rcar-gen2-gpio";
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 03/11] ARM: dts: r8a7793: Add RWDT node
2018-02-08 10:34 ` [PATCH/RFC 03/11] ARM: dts: r8a7793: " Geert Uytterhoeven
@ 2018-02-12 17:52 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:52 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 03/11] ARM: dts: r8a7793: Add RWDT node
>
> Add a device node for the Watchdog Timer (WDT) controller on the Renesas
> R-Car M2-N (r8a7793) SoC.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7793.dtsi | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
> index f0e0415682f89440..5a06ad1788b27ff1 100644
> --- a/arch/arm/boot/dts/r8a7793.dtsi
> +++ b/arch/arm/boot/dts/r8a7793.dtsi
> @@ -126,6 +126,16 @@
> #size-cells = <2>;
> ranges;
>
> +rwdt: watchdog@e6020000 {
> +compatible = "renesas,r8a7793-wdt",
> + "renesas,rcar-gen2-wdt";
> +reg = <0 0xe6020000 0 0x0c>;
> +clocks = <&cpg CPG_MOD 402>;
> +power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
> +resets = <&cpg 402>;
> +status = "disabled";
> +};
> +
> gpio0: gpio@e6050000 {
> compatible = "renesas,gpio-r8a7793",
> "renesas,rcar-gen2-gpio";
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (2 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 03/11] ARM: dts: r8a7793: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:52 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 05/11] ARM: dts: koelsch: " Geert Uytterhoeven
` (8 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7790-lager.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 7892b113ecaa14c6..4d8fb09fdbb816a5 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -860,6 +860,11 @@
};
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&ssi1 {
shared-pin;
};
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support Geert Uytterhoeven
@ 2018-02-12 17:52 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:52 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7790-lager.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
> index 7892b113ecaa14c6..4d8fb09fdbb816a5 100644
> --- a/arch/arm/boot/dts/r8a7790-lager.dts
> +++ b/arch/arm/boot/dts/r8a7790-lager.dts
> @@ -860,6 +860,11 @@
> };
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &ssi1 {
> shared-pin;
> };
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 05/11] ARM: dts: koelsch: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (3 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 04/11] ARM: dts: lager: Enable watchdog support Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:52 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 06/11] ARM: dts: porter: " Geert Uytterhoeven
` (7 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7791-koelsch.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index a50924d12b6f37d5..c90462dbcd36c836 100644
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -499,6 +499,11 @@
status = "okay";
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&sata0 {
status = "okay";
};
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 05/11] ARM: dts: koelsch: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 05/11] ARM: dts: koelsch: " Geert Uytterhoeven
@ 2018-02-12 17:52 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:52 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 05/11] ARM: dts: koelsch: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7791-koelsch.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
> index a50924d12b6f37d5..c90462dbcd36c836 100644
> --- a/arch/arm/boot/dts/r8a7791-koelsch.dts
> +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
> @@ -499,6 +499,11 @@
> status = "okay";
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &sata0 {
> status = "okay";
> };
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 06/11] ARM: dts: porter: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (4 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 05/11] ARM: dts: koelsch: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:53 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 07/11] ARM: dts: blanche: " Geert Uytterhoeven
` (6 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7791-porter.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts
index 9a02d03b23c2b7e9..7d06fb24bcdf2fee 100644
--- a/arch/arm/boot/dts/r8a7791-porter.dts
+++ b/arch/arm/boot/dts/r8a7791-porter.dts
@@ -449,6 +449,11 @@
};
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&ssi1 {
shared-pin;
};
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 06/11] ARM: dts: porter: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 06/11] ARM: dts: porter: " Geert Uytterhoeven
@ 2018-02-12 17:53 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:53 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 06/11] ARM: dts: porter: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7791-porter.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts
> index 9a02d03b23c2b7e9..7d06fb24bcdf2fee 100644
> --- a/arch/arm/boot/dts/r8a7791-porter.dts
> +++ b/arch/arm/boot/dts/r8a7791-porter.dts
> @@ -449,6 +449,11 @@
> };
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &ssi1 {
> shared-pin;
> };
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 07/11] ARM: dts: blanche: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (5 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 06/11] ARM: dts: porter: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:53 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 08/11] ARM: dts: wheat: " Geert Uytterhoeven
` (5 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7792-blanche.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts
index 9b67dca6c9ef550d..04fb70931b3b0772 100644
--- a/arch/arm/boot/dts/r8a7792-blanche.dts
+++ b/arch/arm/boot/dts/r8a7792-blanche.dts
@@ -239,6 +239,11 @@
};
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&scif0 {
pinctrl-0 = <&scif0_pins>;
pinctrl-names = "default";
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 07/11] ARM: dts: blanche: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 07/11] ARM: dts: blanche: " Geert Uytterhoeven
@ 2018-02-12 17:53 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:53 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 07/11] ARM: dts: blanche: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7792-blanche.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts
> index 9b67dca6c9ef550d..04fb70931b3b0772 100644
> --- a/arch/arm/boot/dts/r8a7792-blanche.dts
> +++ b/arch/arm/boot/dts/r8a7792-blanche.dts
> @@ -239,6 +239,11 @@
> };
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &scif0 {
> pinctrl-0 = <&scif0_pins>;
> pinctrl-names = "default";
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 08/11] ARM: dts: wheat: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (6 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 07/11] ARM: dts: blanche: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:54 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 09/11] ARM: dts: gose: " Geert Uytterhoeven
` (4 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7792-wheat.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7792-wheat.dts b/arch/arm/boot/dts/r8a7792-wheat.dts
index b9471b67b72829de..293b9e3b3e70d7b8 100644
--- a/arch/arm/boot/dts/r8a7792-wheat.dts
+++ b/arch/arm/boot/dts/r8a7792-wheat.dts
@@ -168,6 +168,11 @@
};
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&scif0 {
pinctrl-0 = <&scif0_pins>;
pinctrl-names = "default";
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 08/11] ARM: dts: wheat: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 08/11] ARM: dts: wheat: " Geert Uytterhoeven
@ 2018-02-12 17:54 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:54 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 08/11] ARM: dts: wheat: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7792-wheat.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7792-wheat.dts b/arch/arm/boot/dts/r8a7792-wheat.dts
> index b9471b67b72829de..293b9e3b3e70d7b8 100644
> --- a/arch/arm/boot/dts/r8a7792-wheat.dts
> +++ b/arch/arm/boot/dts/r8a7792-wheat.dts
> @@ -168,6 +168,11 @@
> };
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &scif0 {
> pinctrl-0 = <&scif0_pins>;
> pinctrl-names = "default";
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 09/11] ARM: dts: gose: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (7 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 08/11] ARM: dts: wheat: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:54 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 10/11] ARM: dts: alt: " Geert Uytterhoeven
` (3 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7793-gose.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts
index 51b3ffac8efaad1d..1c8b4f1b5257216c 100644
--- a/arch/arm/boot/dts/r8a7793-gose.dts
+++ b/arch/arm/boot/dts/r8a7793-gose.dts
@@ -446,6 +446,11 @@
status = "okay";
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&scif0 {
pinctrl-0 = <&scif0_pins>;
pinctrl-names = "default";
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 09/11] ARM: dts: gose: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 09/11] ARM: dts: gose: " Geert Uytterhoeven
@ 2018-02-12 17:54 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:54 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 09/11] ARM: dts: gose: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7793-gose.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts
> index 51b3ffac8efaad1d..1c8b4f1b5257216c 100644
> --- a/arch/arm/boot/dts/r8a7793-gose.dts
> +++ b/arch/arm/boot/dts/r8a7793-gose.dts
> @@ -446,6 +446,11 @@
> status = "okay";
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &scif0 {
> pinctrl-0 = <&scif0_pins>;
> pinctrl-names = "default";
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 10/11] ARM: dts: alt: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (8 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 09/11] ARM: dts: gose: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:55 ` Fabrizio Castro
2018-02-08 10:34 ` [PATCH/RFC 11/11] ARM: dts: silk: " Geert Uytterhoeven
` (2 subsequent siblings)
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7794-alt.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7794-alt.dts b/arch/arm/boot/dts/r8a7794-alt.dts
index 60c6515c499660eb..fdc4a311648dc30d 100644
--- a/arch/arm/boot/dts/r8a7794-alt.dts
+++ b/arch/arm/boot/dts/r8a7794-alt.dts
@@ -295,6 +295,11 @@
status = "okay";
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&sdhi0 {
pinctrl-0 = <&sdhi0_pins>;
pinctrl-1 = <&sdhi0_pins_uhs>;
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 10/11] ARM: dts: alt: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 10/11] ARM: dts: alt: " Geert Uytterhoeven
@ 2018-02-12 17:55 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:55 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 10/11] ARM: dts: alt: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7794-alt.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7794-alt.dts b/arch/arm/boot/dts/r8a7794-alt.dts
> index 60c6515c499660eb..fdc4a311648dc30d 100644
> --- a/arch/arm/boot/dts/r8a7794-alt.dts
> +++ b/arch/arm/boot/dts/r8a7794-alt.dts
> @@ -295,6 +295,11 @@
> status = "okay";
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &sdhi0 {
> pinctrl-0 = <&sdhi0_pins>;
> pinctrl-1 = <&sdhi0_pins_uhs>;
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* [PATCH/RFC 11/11] ARM: dts: silk: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (9 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 10/11] ARM: dts: alt: " Geert Uytterhoeven
@ 2018-02-08 10:34 ` Geert Uytterhoeven
2018-02-12 17:55 ` Fabrizio Castro
2018-02-09 10:11 ` [PATCH/RFC 00/11] ARM: dts: rcar-gen2: " Geert Uytterhoeven
2018-02-13 8:26 ` Simon Horman
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-08 10:34 UTC (permalink / raw)
To: Simon Horman, Magnus Damm, Fabrizio Castro
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc, Geert Uytterhoeven
Enable the watchdog, so the board can be restarted by a watchdog
timeout.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7794-silk.dts | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
index edfad0e5ac53a0c1..993f83c70dedbb30 100644
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -457,6 +457,11 @@
};
};
+&rwdt {
+ timeout-sec = <60>;
+ status = "okay";
+};
+
&ssi1 {
shared-pin;
};
--
2.7.4
^ permalink raw reply related [flat|nested] 27+ messages in thread
* RE: [PATCH/RFC 11/11] ARM: dts: silk: Enable watchdog support
2018-02-08 10:34 ` [PATCH/RFC 11/11] ARM: dts: silk: " Geert Uytterhoeven
@ 2018-02-12 17:55 ` Fabrizio Castro
0 siblings, 0 replies; 27+ messages in thread
From: Fabrizio Castro @ 2018-02-12 17:55 UTC (permalink / raw)
To: Geert Uytterhoeven, Simon Horman, Magnus Damm
Cc: Wolfram Sang, Chris Paterson, Biju Das, Ramesh Shanmugasundaram,
linux-renesas-soc
> Subject: [PATCH/RFC 11/11] ARM: dts: silk: Enable watchdog support
>
> Enable the watchdog, so the board can be restarted by a watchdog
> timeout.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
> arch/arm/boot/dts/r8a7794-silk.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
> index edfad0e5ac53a0c1..993f83c70dedbb30 100644
> --- a/arch/arm/boot/dts/r8a7794-silk.dts
> +++ b/arch/arm/boot/dts/r8a7794-silk.dts
> @@ -457,6 +457,11 @@
> };
> };
>
> +&rwdt {
> +timeout-sec = <60>;
> +status = "okay";
> +};
> +
> &ssi1 {
> shared-pin;
> };
> --
> 2.7.4
Renesas Electronics Europe Ltd, Dukes Meadow, Millboard Road, Bourne End, Buckinghamshire, SL8 5FH, UK. Registered in England & Wales under Registered No. 04586709.
^ permalink raw reply [flat|nested] 27+ messages in thread
* Re: [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (10 preceding siblings ...)
2018-02-08 10:34 ` [PATCH/RFC 11/11] ARM: dts: silk: " Geert Uytterhoeven
@ 2018-02-09 10:11 ` Geert Uytterhoeven
2018-02-14 15:42 ` Geert Uytterhoeven
2018-02-13 8:26 ` Simon Horman
12 siblings, 1 reply; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-09 10:11 UTC (permalink / raw)
To: Geert Uytterhoeven
Cc: Simon Horman, Magnus Damm, Fabrizio Castro, Wolfram Sang,
Chris Paterson, Biju Das, Ramesh Shanmugasundaram, Linux-Renesas
On Thu, Feb 8, 2018 at 11:34 AM, Geert Uytterhoeven
<geert+renesas@glider.be> wrote:
> This patch series enables the builtin watchdog timer on R-Car Gen2 SoCs
> on all supported boards, and builds on top of Fabrizio's "[RFC v4 00/26]
> Fix watchdog on Renesas R-Car Gen2 and RZ/G1". It is marked RFC as it
> is known not to work on all SoCs and SoC revisions.
>
> Based on my experiments, there are 3 success/failure modes:
>
> 1. It works!
>
> This is the case on R-Car M2-N ES1.0 and E2 ES1.0 (tested on gose
> and alt).
It also succeeds on R-Car M2-W ES3.0 (tested on porter).
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
^ permalink raw reply [flat|nested] 27+ messages in thread
* Re: [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support
2018-02-09 10:11 ` [PATCH/RFC 00/11] ARM: dts: rcar-gen2: " Geert Uytterhoeven
@ 2018-02-14 15:42 ` Geert Uytterhoeven
0 siblings, 0 replies; 27+ messages in thread
From: Geert Uytterhoeven @ 2018-02-14 15:42 UTC (permalink / raw)
To: Geert Uytterhoeven
Cc: Simon Horman, Magnus Damm, Fabrizio Castro, Wolfram Sang,
Chris Paterson, Biju Das, Ramesh Shanmugasundaram, Linux-Renesas
On Fri, Feb 9, 2018 at 11:11 AM, Geert Uytterhoeven
<geert@linux-m68k.org> wrote:
> On Thu, Feb 8, 2018 at 11:34 AM, Geert Uytterhoeven
> <geert+renesas@glider.be> wrote:
>> This patch series enables the builtin watchdog timer on R-Car Gen2 SoCs
>> on all supported boards, and builds on top of Fabrizio's "[RFC v4 00/26]
>> Fix watchdog on Renesas R-Car Gen2 and RZ/G1". It is marked RFC as it
>> is known not to work on all SoCs and SoC revisions.
>>
>> Based on my experiments, there are 3 success/failure modes:
>>
>> 1. It works!
>>
>> This is the case on R-Car M2-N ES1.0 and E2 ES1.0 (tested on gose
>> and alt).
>
> It also succeeds on R-Car M2-W ES3.0 (tested on porter).
I have received a success report for R-Car H2 ES2.0 on lager, too.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
^ permalink raw reply [flat|nested] 27+ messages in thread
* Re: [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support
2018-02-08 10:34 [PATCH/RFC 00/11] ARM: dts: rcar-gen2: Enable watchdog support Geert Uytterhoeven
` (11 preceding siblings ...)
2018-02-09 10:11 ` [PATCH/RFC 00/11] ARM: dts: rcar-gen2: " Geert Uytterhoeven
@ 2018-02-13 8:26 ` Simon Horman
12 siblings, 0 replies; 27+ messages in thread
From: Simon Horman @ 2018-02-13 8:26 UTC (permalink / raw)
To: Geert Uytterhoeven
Cc: Magnus Damm, Fabrizio Castro, Wolfram Sang, Chris Paterson,
Biju Das, Ramesh Shanmugasundaram, linux-renesas-soc
On Thu, Feb 08, 2018 at 11:34:06AM +0100, Geert Uytterhoeven wrote:
> Hi all,
>
> This patch series enables the builtin watchdog timer on R-Car Gen2 SoCs
> on all supported boards, and builds on top of Fabrizio's "[RFC v4 00/26]
> Fix watchdog on Renesas R-Car Gen2 and RZ/G1". It is marked RFC as it
> is known not to work on all SoCs and SoC revisions.
>
> Based on my experiments, there are 3 success/failure modes:
>
> 1. It works!
>
> This is the case on R-Car M2-N ES1.0 and E2 ES1.0 (tested on gose
> and alt).
>
> 2. The system hangs on watchdog timeout, unless only the first CPU
> core is in use.
> This can be achieved by booting with "maxcpus=1", or by manually
> offlining all secondary CPU cores first:
>
> for i in /sys/*/*/cpu/cpu[1-9]*; do echo 0 > $i/online; done
>
> This is the case on R-Car H2 ES1.0 and M2-W ES1.0 (tested on lager
> and koelsch).
>
> 3. The system hangs on watchdog timeout, unless the kernel was built
> with CONFIG_SMP disabled.
>
> This is the case on R-Car V2H ES1.1 (tested on blanche).
> Presumably the restart part in the new shmobile_boot_vector_gen2 is
> not compatible with R-Car V2H in some way (CPU off/onlining does
> work).
>
> Once we know on which SoCs and revisions it does work, we can add the
> proper checks. Right now I'm thinking of adding something like:
>
> if (IS_ENABLED(CONFIG_SMP) && maxcpus > 1 &&
> soc_device_match(rcar_gen2_wdt_needs_up))
> return -ENODEV;
>
> to the watchdog's probe function (assumed we can fix
> shmobile_boot_vector_gen2 for R-Car V2H, else we need more checks).
>
> For your convenience, Fabrizio's and my series are available in the
> topic/rcar-gen2-wdt-v4 resp. topic/rcar-gen2-wdt-v4+ branches of my
> renesas-drivers git repository at
> git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git.
>
> shmobile_defconfig should enable all support needed for testing.
>
> Test procedure:
>
> cat > /dev/watchdog0 & for i in $(seq 100); do echo $i; sleep 1; done
>
> If everything goes well, the board should reboot after 60 seconds.
>
> Note that on several boards there are multiple watchdogs (RWDT and
> DA9063 PMIC):
>
> # ls -l /dev/watchdog*
> crw------- 1 root root 10, 130 Jan 1 2000 /dev/watchdog
> crw------- 1 root root 247, 0 Jan 1 2000 /dev/watchdog0
> crw------- 1 root root 247, 1 Jan 1 2000 /dev/watchdog1
>
> /dev/watchdog always corresponds to /dev/watchdog0.
> The first one is usually the RWDT. If you want to be 100% sure, look in
> sysfs for devices with the (dynamic!) major matching the /dev/watchdog*
> files:
>
> # find /sys/devices/ -name dev | xargs grep 247:
> /sys/devices/platform/soc/e6020000.watchdog/watchdog/watchdog0/dev:247:0
> /sys/devices/platform/soc/e60b0000.i2c/i2c-6/6-0058/da9063-watchdog/watchdog/watchdog1/dev:247:1
>
> Thanks for testing, especially on newer revisions of R-Car H2, M2-W, and
> V2H, and on other boards!
>
> Geert Uytterhoeven (11):
> clk: renesas: r8a7792: Add rwdt clock
> ARM: dts: r8a7792: Add RWDT node
> ARM: dts: r8a7793: Add RWDT node
> ARM: dts: lager: Enable watchdog support
> ARM: dts: koelsch: Enable watchdog support
> ARM: dts: porter: Enable watchdog support
> ARM: dts: blanche: Enable watchdog support
> ARM: dts: wheat: Enable watchdog support
> ARM: dts: gose: Enable watchdog support
> ARM: dts: alt: Enable watchdog support
> ARM: dts: silk: Enable watchdog support
Thanks, "dts" patches applied for v4.17.
^ permalink raw reply [flat|nested] 27+ messages in thread