* [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186
@ 2020-04-17 17:11 Thierry Reding
2020-04-17 17:11 ` [PATCH 2/2] arm64: tegra: Make the RTC a wakeup source on Jetson TX2 Thierry Reding
2020-04-20 14:43 ` [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186 Jon Hunter
0 siblings, 2 replies; 4+ messages in thread
From: Thierry Reding @ 2020-04-17 17:11 UTC (permalink / raw)
To: Thierry Reding; +Cc: linux-tegra, linux-arm-kernel, Jon Hunter
From: Thierry Reding <treding@nvidia.com>
The PMIC wake event can be used to bring the system out of suspend based
on certain events happening on the PMIC (such as an RTC alarm).
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
drivers/soc/tegra/pmc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index 1c533a969f54..72cfda7305d5 100644
--- a/drivers/soc/tegra/pmc.c
+++ b/drivers/soc/tegra/pmc.c
@@ -3193,6 +3193,7 @@ static void tegra186_pmc_setup_irq_polarity(struct tegra_pmc *pmc,
}
static const struct tegra_wake_event tegra186_wake_events[] = {
+ TEGRA_WAKE_IRQ("pmu", 24, 209),
TEGRA_WAKE_GPIO("power", 29, 1, TEGRA186_AON_GPIO(FF, 0)),
TEGRA_WAKE_IRQ("rtc", 73, 10),
};
--
2.24.1
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] arm64: tegra: Make the RTC a wakeup source on Jetson TX2
2020-04-17 17:11 [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186 Thierry Reding
@ 2020-04-17 17:11 ` Thierry Reding
2020-04-20 14:43 ` Jon Hunter
2020-04-20 14:43 ` [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186 Jon Hunter
1 sibling, 1 reply; 4+ messages in thread
From: Thierry Reding @ 2020-04-17 17:11 UTC (permalink / raw)
To: Thierry Reding; +Cc: linux-tegra, linux-arm-kernel, Jon Hunter
From: Thierry Reding <treding@nvidia.com>
The RTC found on the MAX77620 PMIC can be used as a wakeup source on
Jetson TX2, which is useful to wake the system from suspend at a given
time.
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index da96de04d003..7a0fa157f48c 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -221,7 +221,8 @@ pmic: pmic@3c {
compatible = "maxim,max77620";
reg = <0x3c>;
- interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pmc>;
+ interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
#interrupt-cells = <2>;
interrupt-controller;
@@ -379,6 +380,10 @@ vdd_pex: ldo8 {
regulator-max-microvolt = <1050000>;
};
};
+
+ rtc {
+ wakeup-source;
+ };
};
};
};
--
2.24.1
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186
2020-04-17 17:11 [PATCH 1/2] soc/tegra: pmc: Enable PMIC wake event on Tegra186 Thierry Reding
2020-04-17 17:11 ` [PATCH 2/2] arm64: tegra: Make the RTC a wakeup source on Jetson TX2 Thierry Reding
@ 2020-04-20 14:43 ` Jon Hunter
1 sibling, 0 replies; 4+ messages in thread
From: Jon Hunter @ 2020-04-20 14:43 UTC (permalink / raw)
To: Thierry Reding; +Cc: linux-tegra, linux-arm-kernel
On 17/04/2020 18:11, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
>
> The PMIC wake event can be used to bring the system out of suspend based
> on certain events happening on the PMIC (such as an RTC alarm).
>
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
> drivers/soc/tegra/pmc.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
> index 1c533a969f54..72cfda7305d5 100644
> --- a/drivers/soc/tegra/pmc.c
> +++ b/drivers/soc/tegra/pmc.c
> @@ -3193,6 +3193,7 @@ static void tegra186_pmc_setup_irq_polarity(struct tegra_pmc *pmc,
> }
>
> static const struct tegra_wake_event tegra186_wake_events[] = {
> + TEGRA_WAKE_IRQ("pmu", 24, 209),
> TEGRA_WAKE_GPIO("power", 29, 1, TEGRA186_AON_GPIO(FF, 0)),
> TEGRA_WAKE_IRQ("rtc", 73, 10),
> };
>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Cheers
Jon
--
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH 2/2] arm64: tegra: Make the RTC a wakeup source on Jetson TX2
2020-04-17 17:11 ` [PATCH 2/2] arm64: tegra: Make the RTC a wakeup source on Jetson TX2 Thierry Reding
@ 2020-04-20 14:43 ` Jon Hunter
0 siblings, 0 replies; 4+ messages in thread
From: Jon Hunter @ 2020-04-20 14:43 UTC (permalink / raw)
To: Thierry Reding; +Cc: linux-tegra, linux-arm-kernel
On 17/04/2020 18:11, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
>
> The RTC found on the MAX77620 PMIC can be used as a wakeup source on
> Jetson TX2, which is useful to wake the system from suspend at a given
> time.
>
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
> arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> index da96de04d003..7a0fa157f48c 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> @@ -221,7 +221,8 @@ pmic: pmic@3c {
> compatible = "maxim,max77620";
> reg = <0x3c>;
>
> - interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-parent = <&pmc>;
> + interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
> #interrupt-cells = <2>;
> interrupt-controller;
>
> @@ -379,6 +380,10 @@ vdd_pex: ldo8 {
> regulator-max-microvolt = <1050000>;
> };
> };
> +
> + rtc {
> + wakeup-source;
> + };
> };
> };
> };
>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Cheers
Jon
--
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-04-20 14:44 UTC | newest]
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