[PATCH 0/5] arm64: dts: imx93: add nodes and minor update

[PATCH 0/5] arm64: dts: imx93: add nodes and minor update

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Add watchdog/ocotp/cpuidle for i.MX93
Reorder nodes
Enable WDOG3 for i.MX93-11x11-EVK

The OCOTP yaml has got reviewed by DT maitainers:
https://lore.kernel.org/all/01be24b3-aaf2-e27b-d00e-f8649a497463@linaro.org/

Peng Fan (5):
  arm64: dts: imx93: add watchdog node
  arm64: dts: imx93: add ocotp node
  arm64: dts: imx93: reorder device nodes
  arm64: dts: imx93: add cpuidle node
  arm64: dts: imx93-11x11-evk: enable wdog3

 .../boot/dts/freescale/imx93-11x11-evk.dts    |   4 +
 arch/arm64/boot/dts/freescale/imx93.dtsi      | 128 ++++++++++++++----
 2 files changed, 102 insertions(+), 30 deletions(-)

-- 
2.37.1

[PATCH 1/5] arm64: dts: imx93: add watchdog node

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Add watchdog[1-5] nodes

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 45 ++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index e8d49660ac85..a04c63d4dc06 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -153,6 +153,24 @@ system_counter: timer@44290000 {
 				nxp,no-divider;
 			};
 
+			wdog1: watchdog@442d0000 {
+				compatible = "fsl,imx93-wdt";
+				reg = <0x442d0000 0x10000>;
+				interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_WDOG1_GATE>;
+				timeout-sec = <40>;
+				status = "disabled";
+			};
+
+			wdog2: watchdog@442e0000 {
+				compatible = "fsl,imx93-wdt";
+				reg = <0x442e0000 0x10000>;
+				interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_WDOG2_GATE>;
+				timeout-sec = <40>;
+				status = "disabled";
+			};
+
 			tpm1: pwm@44310000 {
 				compatible = "fsl,imx7ulp-pwm";
 				reg = <0x44310000 0x1000>;
@@ -344,6 +362,33 @@ mu2: mailbox@42440000 {
 				status = "disabled";
 			};
 
+			wdog3: watchdog@42490000 {
+				compatible = "fsl,imx93-wdt";
+				reg = <0x42490000 0x10000>;
+				interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_WDOG3_GATE>;
+				timeout-sec = <40>;
+				status = "disabled";
+			};
+
+			wdog4: watchdog@424a0000 {
+				compatible = "fsl,imx93-wdt";
+				reg = <0x424a0000 0x10000>;
+				interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_WDOG4_GATE>;
+				timeout-sec = <40>;
+				status = "disabled";
+			};
+
+			wdog5: watchdog@424b0000 {
+				compatible = "fsl,imx93-wdt";
+				reg = <0x424b0000 0x10000>;
+				interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX93_CLK_WDOG5_GATE>;
+				timeout-sec = <40>;
+				status = "disabled";
+			};
+
 			tpm3: pwm@424e0000 {
 				compatible = "fsl,imx7ulp-pwm";
 				reg = <0x424e0000 0x1000>;
-- 
2.37.1

[PATCH 2/5] arm64: dts: imx93: add ocotp node

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Add i.MX93 OCOTP node

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index a04c63d4dc06..8354d17a6a3f 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -805,6 +805,13 @@ gpio1: gpio@47400080 {
 			gpio-ranges = <&iomuxc 0 92 16>;
 		};
 
+		ocotp: efuse@47510000 {
+			compatible = "fsl,imx93-ocotp", "syscon";
+			reg = <0x47510000 0x10000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+		};
+
 		s4muap: mailbox@47520000 {
 			compatible = "fsl,imx93-mu-s4";
 			reg = <0x47520000 0x10000>;
-- 
2.37.1

[PATCH 3/5] arm64: dts: imx93: reorder device nodes

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Reorder device nodes per address
 - Move eqos node after fec node
 - Move mediamix node after mlmix node

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 60 ++++++++++++------------
 1 file changed, 30 insertions(+), 30 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 8354d17a6a3f..5c5652ae4ee0 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -305,14 +305,6 @@ src: system-controller@44460000 {
 				#size-cells = <1>;
 				ranges;
 
-				mediamix: power-domain@44462400 {
-					compatible = "fsl,imx93-src-slice";
-					reg = <0x44462400 0x400>, <0x44465800 0x400>;
-					#power-domain-cells = <0>;
-					clocks = <&clk IMX93_CLK_MEDIA_AXI>,
-						 <&clk IMX93_CLK_MEDIA_APB>;
-				};
-
 				mlmix: power-domain@44461800 {
 					compatible = "fsl,imx93-src-slice";
 					reg = <0x44461800 0x400>, <0x44464800 0x400>;
@@ -320,6 +312,14 @@ mlmix: power-domain@44461800 {
 					clocks = <&clk IMX93_CLK_ML_APB>,
 						 <&clk IMX93_CLK_ML>;
 				};
+
+				mediamix: power-domain@44462400 {
+					compatible = "fsl,imx93-src-slice";
+					reg = <0x44462400 0x400>, <0x44465800 0x400>;
+					#power-domain-cells = <0>;
+					clocks = <&clk IMX93_CLK_MEDIA_AXI>,
+						 <&clk IMX93_CLK_MEDIA_APB>;
+				};
 			};
 
 			anatop: anatop@44480000 {
@@ -685,28 +685,6 @@ usdhc2: mmc@42860000 {
 				status = "disabled";
 			};
 
-			eqos: ethernet@428a0000 {
-				compatible = "nxp,imx93-dwmac-eqos", "snps,dwmac-5.10a";
-				reg = <0x428a0000 0x10000>;
-				interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>,
-					     <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
-				interrupt-names = "macirq", "eth_wake_irq";
-				clocks = <&clk IMX93_CLK_ENET_QOS_GATE>,
-					 <&clk IMX93_CLK_ENET_QOS_GATE>,
-					 <&clk IMX93_CLK_ENET_TIMER2>,
-					 <&clk IMX93_CLK_ENET>,
-					 <&clk IMX93_CLK_ENET_QOS_GATE>;
-				clock-names = "stmmaceth", "pclk", "ptp_ref", "tx", "mem";
-				assigned-clocks = <&clk IMX93_CLK_ENET_TIMER2>,
-						  <&clk IMX93_CLK_ENET>;
-				assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
-							 <&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>;
-				assigned-clock-rates = <100000000>, <250000000>;
-				intf_mode = <&wakeupmix_gpr 0x28>;
-				snps,clk-csr = <0>;
-				status = "disabled";
-			};
-
 			fec: ethernet@42890000 {
 				compatible = "fsl,imx93-fec", "fsl,imx8mq-fec", "fsl,imx6sx-fec";
 				reg = <0x42890000 0x10000>;
@@ -733,6 +711,28 @@ fec: ethernet@42890000 {
 				status = "disabled";
 			};
 
+			eqos: ethernet@428a0000 {
+				compatible = "nxp,imx93-dwmac-eqos", "snps,dwmac-5.10a";
+				reg = <0x428a0000 0x10000>;
+				interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-names = "macirq", "eth_wake_irq";
+				clocks = <&clk IMX93_CLK_ENET_QOS_GATE>,
+					 <&clk IMX93_CLK_ENET_QOS_GATE>,
+					 <&clk IMX93_CLK_ENET_TIMER2>,
+					 <&clk IMX93_CLK_ENET>,
+					 <&clk IMX93_CLK_ENET_QOS_GATE>;
+				clock-names = "stmmaceth", "pclk", "ptp_ref", "tx", "mem";
+				assigned-clocks = <&clk IMX93_CLK_ENET_TIMER2>,
+						  <&clk IMX93_CLK_ENET>;
+				assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
+							 <&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>;
+				assigned-clock-rates = <100000000>, <250000000>;
+				intf_mode = <&wakeupmix_gpr 0x28>;
+				snps,clk-csr = <0>;
+				status = "disabled";
+			};
+
 			usdhc3: mmc@428b0000 {
 				compatible = "fsl,imx93-usdhc", "fsl,imx8mm-usdhc";
 				reg = <0x428b0000 0x10000>;
-- 
2.37.1

[PATCH 4/5] arm64: dts: imx93: add cpuidle node

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Add cpuidle node to support cpu idle.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 5c5652ae4ee0..dc444ca394af 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -46,12 +46,27 @@ cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
+		idle-states {
+			entry-method = "psci";
+
+			cpu_pd_wait: cpu-pd-wait {
+				compatible = "arm,idle-state";
+				arm,psci-suspend-param = <0x0010033>;
+				local-timer-stop;
+				entry-latency-us = <10000>;
+				exit-latency-us = <7000>;
+				min-residency-us = <27000>;
+				wakeup-latency-us = <15000>;
+			};
+		};
+
 		A55_0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a55";
 			reg = <0x0>;
 			enable-method = "psci";
 			#cooling-cells = <2>;
+			cpu-idle-states = <&cpu_pd_wait>;
 		};
 
 		A55_1: cpu@100 {
@@ -60,6 +75,7 @@ A55_1: cpu@100 {
 			reg = <0x100>;
 			enable-method = "psci";
 			#cooling-cells = <2>;
+			cpu-idle-states = <&cpu_pd_wait>;
 		};
 
 	};
-- 
2.37.1

[PATCH 5/5] arm64: dts: imx93-11x11-evk: enable wdog3

[Peng Fan (OSS)]

From: Peng Fan <peng.fan@nxp.com>

Enable wdog3 to support watchdog feature

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index fefb93487291..c50f46f06f62 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -116,6 +116,10 @@ &usdhc2 {
 	no-mmc;
 };
 
+&wdog3 {
+	status = "okay";
+};
+
 &iomuxc {
 	pinctrl_eqos: eqosgrp {
 		fsl,pins = <
-- 
2.37.1

Re: [PATCH 0/5] arm64: dts: imx93: add nodes and minor update

[Shawn Guo]

On Wed, May 10, 2023 at 04:31:48PM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@nxp.com>
> 
> Add watchdog/ocotp/cpuidle for i.MX93
> Reorder nodes
> Enable WDOG3 for i.MX93-11x11-EVK
> 
> The OCOTP yaml has got reviewed by DT maitainers:
> https://lore.kernel.org/all/01be24b3-aaf2-e27b-d00e-f8649a497463@linaro.org/
> 
> Peng Fan (5):
>   arm64: dts: imx93: add watchdog node
>   arm64: dts: imx93: add ocotp node
>   arm64: dts: imx93: reorder device nodes
>   arm64: dts: imx93: add cpuidle node
>   arm64: dts: imx93-11x11-evk: enable wdog3

Applied, thanks!