* [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234
@ 2022-08-26 12:17 Sandipan Patra
2022-08-26 12:17 ` [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin Sandipan Patra
0 siblings, 1 reply; 5+ messages in thread
From: Sandipan Patra @ 2022-08-26 12:17 UTC (permalink / raw)
To: thierry.reding, jonathanh, robh+dt, krzysztof.kozlowski+dt,
devicetree, linux-tegra, linux-kernel
Cc: bbasu, kyarlagadda, Sandipan Patra
Tegra234 has eight single-channel PWM controllers, one of them in the
AON block.
Signed-off-by: Sandipan Patra <spatra@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 84 ++++++++++++++++++++++++
1 file changed, 84 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 81a0f599685f..c2dc651f0842 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -840,6 +840,90 @@
#pwm-cells = <2>;
};
+ pwm2: pwm@3290000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x3290000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM2>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM2>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm3: pwm@32a0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32a0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM3>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM3>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm4: pwm@c340000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0xc340000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM4>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM4>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm5: pwm@32c0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32c0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM5>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM5>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm6: pwm@32d0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32d0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM6>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM6>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm7: pwm@32e0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32e0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM7>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM7>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm8: pwm@32f0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32f0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM8>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM8>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
spi@3300000 {
compatible = "nvidia,tegra234-qspi";
reg = <0x3300000 0x1000>;
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin
2022-08-26 12:17 [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234 Sandipan Patra
@ 2022-08-26 12:17 ` Sandipan Patra
2022-08-26 17:35 ` Krzysztof Kozlowski
0 siblings, 1 reply; 5+ messages in thread
From: Sandipan Patra @ 2022-08-26 12:17 UTC (permalink / raw)
To: thierry.reding, jonathanh, robh+dt, krzysztof.kozlowski+dt,
devicetree, linux-tegra, linux-kernel
Cc: bbasu, kyarlagadda, Sandipan Patra
Enable in device tree and use it to drive the PWM controllers on
40 pin header of Orin dev-kit.
Signed-off-by: Sandipan Patra <spatra@nvidia.com>
---
.../arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
index a85993c85e45..e76894574d32 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
@@ -2,4 +2,18 @@
/ {
compatible = "nvidia,p3737-0000";
+
+ bus@0 {
+ pwm@3280000 {
+ status = "okay";
+ };
+
+ pwm@32c0000 {
+ status = "okay";
+ };
+
+ pwm@32f0000 {
+ status = "okay";
+ };
+ };
};
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin
2022-08-26 12:17 ` [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin Sandipan Patra
@ 2022-08-26 17:35 ` Krzysztof Kozlowski
2022-08-29 11:44 ` Sandipan Patra
0 siblings, 1 reply; 5+ messages in thread
From: Krzysztof Kozlowski @ 2022-08-26 17:35 UTC (permalink / raw)
To: Sandipan Patra, thierry.reding, jonathanh, robh+dt,
krzysztof.kozlowski+dt, devicetree, linux-tegra, linux-kernel
Cc: bbasu, kyarlagadda
On 26/08/2022 15:17, Sandipan Patra wrote:
> Enable in device tree and use it to drive the PWM controllers on
> 40 pin header of Orin dev-kit.
>
> Signed-off-by: Sandipan Patra <spatra@nvidia.com>
> ---
> .../arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> index a85993c85e45..e76894574d32 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> @@ -2,4 +2,18 @@
>
> / {
> compatible = "nvidia,p3737-0000";
> +
> + bus@0 {
> + pwm@3280000 {
> + status = "okay";
> + };
Overriding by node path is error-prone. You should override by label.
Best regards,
Krzysztof
^ permalink raw reply [flat|nested] 5+ messages in thread* RE: [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin
2022-08-26 17:35 ` Krzysztof Kozlowski
@ 2022-08-29 11:44 ` Sandipan Patra
0 siblings, 0 replies; 5+ messages in thread
From: Sandipan Patra @ 2022-08-29 11:44 UTC (permalink / raw)
To: Krzysztof Kozlowski, thierry.reding@gmail.com, Jonathan Hunter,
robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Bibek Basu, Krishna Yarlagadda
> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Sent: Friday, August 26, 2022 11:05 PM
> To: Sandipan Patra <spatra@nvidia.com>; thierry.reding@gmail.com;
> Jonathan Hunter <jonathanh@nvidia.com>; robh+dt@kernel.org;
> krzysztof.kozlowski+dt@linaro.org; devicetree@vger.kernel.org; linux-
> tegra@vger.kernel.org; linux-kernel@vger.kernel.org
> Cc: Bibek Basu <bbasu@nvidia.com>; Krishna Yarlagadda
> <kyarlagadda@nvidia.com>
> Subject: Re: [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson
> Orin
>
> External email: Use caution opening links or attachments
>
>
> On 26/08/2022 15:17, Sandipan Patra wrote:
> > Enable in device tree and use it to drive the PWM controllers on
> > 40 pin header of Orin dev-kit.
> >
> > Signed-off-by: Sandipan Patra <spatra@nvidia.com>
> > ---
> > .../arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi | 14 ++++++++++++++
> > 1 file changed, 14 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> > index a85993c85e45..e76894574d32 100644
> > --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> > +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
> > @@ -2,4 +2,18 @@
> >
> > / {
> > compatible = "nvidia,p3737-0000";
> > +
> > + bus@0 {
> > + pwm@3280000 {
> > + status = "okay";
> > + };
>
> Overriding by node path is error-prone. You should override by label.
ACK.
Thanks & Regards,
Sandipan
>
> Best regards,
> Krzysztof
^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234
@ 2022-08-29 11:44 Sandipan Patra
2022-08-29 11:44 ` [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin Sandipan Patra
0 siblings, 1 reply; 5+ messages in thread
From: Sandipan Patra @ 2022-08-29 11:44 UTC (permalink / raw)
To: thierry.reding, jonathanh, robh+dt, krzysztof.kozlowski+dt,
devicetree, linux-tegra, linux-kernel
Cc: bbasu, kyarlagadda, Sandipan Patra
Tegra234 has eight single-channel PWM controllers, one of them in the
AON block.
Signed-off-by: Sandipan Patra <spatra@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 84 ++++++++++++++++++++++++
1 file changed, 84 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index 81a0f599685f..c2dc651f0842 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -840,6 +840,90 @@
#pwm-cells = <2>;
};
+ pwm2: pwm@3290000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x3290000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM2>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM2>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm3: pwm@32a0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32a0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM3>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM3>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm4: pwm@c340000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0xc340000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM4>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM4>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm5: pwm@32c0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32c0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM5>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM5>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm6: pwm@32d0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32d0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM6>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM6>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm7: pwm@32e0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32e0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM7>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM7>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
+ pwm8: pwm@32f0000 {
+ compatible = "nvidia,tegra194-pwm",
+ "nvidia,tegra186-pwm";
+ reg = <0x32f0000 0x10000>;
+ clocks = <&bpmp TEGRA234_CLK_PWM8>;
+ clock-names = "pwm";
+ resets = <&bpmp TEGRA234_RESET_PWM8>;
+ reset-names = "pwm";
+ status = "disabled";
+ #pwm-cells = <2>;
+ };
+
spi@3300000 {
compatible = "nvidia,tegra234-qspi";
reg = <0x3300000 0x1000>;
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin
2022-08-29 11:44 [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234 Sandipan Patra
@ 2022-08-29 11:44 ` Sandipan Patra
0 siblings, 0 replies; 5+ messages in thread
From: Sandipan Patra @ 2022-08-29 11:44 UTC (permalink / raw)
To: thierry.reding, jonathanh, robh+dt, krzysztof.kozlowski+dt,
devicetree, linux-tegra, linux-kernel
Cc: bbasu, kyarlagadda, Sandipan Patra
Enable in device tree and use it to drive the PWM controllers on
40 pin header of Orin dev-kit.
Signed-off-by: Sandipan Patra <spatra@nvidia.com>
---
V2: Overriding by node label instead of node path.
arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
index a85993c85e45..5108013a18c6 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
@@ -3,3 +3,15 @@
/ {
compatible = "nvidia,p3737-0000";
};
+
+&pwm1 {
+ status = "okay";
+};
+
+&pwm5 {
+ status = "okay";
+};
+
+&pwm8 {
+ status = "okay";
+};
--
2.17.1
^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2022-08-29 12:04 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2022-08-26 12:17 [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234 Sandipan Patra
2022-08-26 12:17 ` [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin Sandipan Patra
2022-08-26 17:35 ` Krzysztof Kozlowski
2022-08-29 11:44 ` Sandipan Patra
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2022-08-29 11:44 [PATCH 1/2] arm64: tegra: Add PWM controllers on Tegra234 Sandipan Patra
2022-08-29 11:44 ` [PATCH 2/2] arm64: tegra: Add user PWM support on Jetson Orin Sandipan Patra
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