* [PATCH] warp7: Convert to watchdog driver model
@ 2024-03-27 13:46 Fabio Estevam
2024-03-27 23:41 ` Peng Fan
2024-03-30 17:37 ` Fabio Estevam
0 siblings, 2 replies; 3+ messages in thread
From: Fabio Estevam @ 2024-03-27 13:46 UTC (permalink / raw)
To: festevam; +Cc: trini, u-boot, uboot-imx
Commit 68dcbdd594d4 ("ARM: imx: Add weak default reset_cpu()") caused
the 'reset' command in U-Boot to not cause a board reset.
Fix it by switching to the watchdog driver model via sysreset, which
is the preferred method for implementing the watchdog reset.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
---
arch/arm/dts/imx7s-warp-u-boot.dtsi | 10 ++++++++++
configs/warp7_defconfig | 3 +++
2 files changed, 13 insertions(+)
diff --git a/arch/arm/dts/imx7s-warp-u-boot.dtsi b/arch/arm/dts/imx7s-warp-u-boot.dtsi
index 4f44598c9a27..98784fd7a2ef 100644
--- a/arch/arm/dts/imx7s-warp-u-boot.dtsi
+++ b/arch/arm/dts/imx7s-warp-u-boot.dtsi
@@ -7,6 +7,12 @@
chosen {
stdout-path = &uart1;
};
+
+ wdt-reboot {
+ compatible = "wdt-reboot";
+ wdt = <&wdog1>;
+ bootph-pre-ram;
+ };
};
&aips3 {
@@ -24,3 +30,7 @@
&uart1 {
bootph-all;
};
+
+&wdog1 {
+ bootph-pre-ram;
+};
diff --git a/configs/warp7_defconfig b/configs/warp7_defconfig
index 9b518a121be6..48042b702c22 100644
--- a/configs/warp7_defconfig
+++ b/configs/warp7_defconfig
@@ -67,6 +67,8 @@ CONFIG_DM_REGULATOR_GPIO=y
CONFIG_SPECIFY_CONSOLE_INDEX=y
CONFIG_DM_SERIAL=y
CONFIG_MXC_UART=y
+CONFIG_SYSRESET=y
+CONFIG_SYSRESET_WATCHDOG=y
CONFIG_IMX_THERMAL=y
CONFIG_USB=y
CONFIG_USB_EHCI_HCD=y
@@ -80,5 +82,6 @@ CONFIG_USB_GADGET_DOWNLOAD=y
CONFIG_USB_ETHER=y
CONFIG_USB_ETH_CDC=y
CONFIG_USBNET_HOST_ADDR="de:ad:be:af:00:00"
+CONFIG_IMX_WATCHDOG=y
CONFIG_OPTEE_TZDRAM_SIZE=0x3000000
CONFIG_BOOTM_OPTEE=y
--
2.34.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* RE: [PATCH] warp7: Convert to watchdog driver model
2024-03-27 13:46 [PATCH] warp7: Convert to watchdog driver model Fabio Estevam
@ 2024-03-27 23:41 ` Peng Fan
2024-03-30 17:37 ` Fabio Estevam
1 sibling, 0 replies; 3+ messages in thread
From: Peng Fan @ 2024-03-27 23:41 UTC (permalink / raw)
To: Fabio Estevam; +Cc: trini, u-boot, dl-uboot-imx
> Subject: [PATCH] warp7: Convert to watchdog driver model
>
> Commit 68dcbdd594d4 ("ARM: imx: Add weak default reset_cpu()") caused
> the 'reset' command in U-Boot to not cause a board reset.
>
> Fix it by switching to the watchdog driver model via sysreset, which is the
> preferred method for implementing the watchdog reset.
>
> Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
> ---
> arch/arm/dts/imx7s-warp-u-boot.dtsi | 10 ++++++++++
> configs/warp7_defconfig | 3 +++
> 2 files changed, 13 insertions(+)
>
> diff --git a/arch/arm/dts/imx7s-warp-u-boot.dtsi b/arch/arm/dts/imx7s-warp-
> u-boot.dtsi
> index 4f44598c9a27..98784fd7a2ef 100644
> --- a/arch/arm/dts/imx7s-warp-u-boot.dtsi
> +++ b/arch/arm/dts/imx7s-warp-u-boot.dtsi
> @@ -7,6 +7,12 @@
> chosen {
> stdout-path = &uart1;
> };
> +
> + wdt-reboot {
> + compatible = "wdt-reboot";
> + wdt = <&wdog1>;
> + bootph-pre-ram;
> + };
> };
>
> &aips3 {
> @@ -24,3 +30,7 @@
> &uart1 {
> bootph-all;
> };
> +
> +&wdog1 {
> + bootph-pre-ram;
> +};
> diff --git a/configs/warp7_defconfig b/configs/warp7_defconfig index
> 9b518a121be6..48042b702c22 100644
> --- a/configs/warp7_defconfig
> +++ b/configs/warp7_defconfig
> @@ -67,6 +67,8 @@ CONFIG_DM_REGULATOR_GPIO=y
> CONFIG_SPECIFY_CONSOLE_INDEX=y CONFIG_DM_SERIAL=y
> CONFIG_MXC_UART=y
> +CONFIG_SYSRESET=y
> +CONFIG_SYSRESET_WATCHDOG=y
> CONFIG_IMX_THERMAL=y
> CONFIG_USB=y
> CONFIG_USB_EHCI_HCD=y
> @@ -80,5 +82,6 @@ CONFIG_USB_GADGET_DOWNLOAD=y
> CONFIG_USB_ETHER=y CONFIG_USB_ETH_CDC=y
> CONFIG_USBNET_HOST_ADDR="de:ad:be:af:00:00"
> +CONFIG_IMX_WATCHDOG=y
> CONFIG_OPTEE_TZDRAM_SIZE=0x3000000
> CONFIG_BOOTM_OPTEE=y
> --
> 2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] warp7: Convert to watchdog driver model
2024-03-27 13:46 [PATCH] warp7: Convert to watchdog driver model Fabio Estevam
2024-03-27 23:41 ` Peng Fan
@ 2024-03-30 17:37 ` Fabio Estevam
1 sibling, 0 replies; 3+ messages in thread
From: Fabio Estevam @ 2024-03-30 17:37 UTC (permalink / raw)
To: festevam; +Cc: trini, u-boot, uboot-imx
On Wed, Mar 27, 2024 at 10:46 AM Fabio Estevam <festevam@gmail.com> wrote:
>
> Commit 68dcbdd594d4 ("ARM: imx: Add weak default reset_cpu()") caused
> the 'reset' command in U-Boot to not cause a board reset.
>
> Fix it by switching to the watchdog driver model via sysreset, which
> is the preferred method for implementing the watchdog reset.
>
> Signed-off-by: Fabio Estevam <festevam@gmail.com>
Applied, thanks.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2024-03-30 17:37 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-03-27 13:46 [PATCH] warp7: Convert to watchdog driver model Fabio Estevam
2024-03-27 23:41 ` Peng Fan
2024-03-30 17:37 ` Fabio Estevam
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.