at91: add kernel support for sama7g5 soc

[openwrt/staging/mkresin.git] / target / linux / at91 / patches-5.10 / 226-ARM-dts-at91-sama7g5-add-shdwc-node.patch

diff --git a/target/linux/at91/patches-5.10/226-ARM-dts-at91-sama7g5-add-shdwc-node.patch b/target/linux/at91/patches-5.10/226-ARM-dts-at91-sama7g5-add-shdwc-node.patch
new file mode 100644 (file)
index 0000000..a149680
--- /dev/null
+++ b/target/linux/at91/patches-5.10/226-ARM-dts-at91-sama7g5-add-shdwc-node.patch
@@ -0,0 +1,60 @@
+From 372fa27d07f66f97a4bf45621c1b840ce8417a85 Mon Sep 17 00:00:00 2001
+From: Claudiu Beznea <claudiu.beznea@microchip.com>
+Date: Mon, 23 Aug 2021 16:19:15 +0300
+Subject: [PATCH 226/247] ARM: dts: at91: sama7g5: add shdwc node
+
+Add shutdown controller node and enable it.
+
+Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
+Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
+Link: https://lore.kernel.org/r/20210823131915.23857-5-claudiu.beznea@microchip.com
+---
+ arch/arm/boot/dts/at91-sama7g5ek.dts |  9 +++++++++
+ arch/arm/boot/dts/sama7g5.dtsi       | 11 +++++++++++
+ 2 files changed, 20 insertions(+)
+
+diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts
+index 4cbed98cc2f4..8b13b031a167 100644
+--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
++++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
+@@ -634,6 +634,15 @@ &sdmmc2 {
+       pinctrl-0 = <&pinctrl_sdmmc2_default>;
+ };
+ 
++&shdwc {
++      atmel,shdwc-debouncer = <976>;
++      status = "okay";
++
++      input@0 {
++              reg = <0>;
++      };
++};
++
+ &spdifrx {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_spdifrx_default>;
+diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
+index 3a4315ac0eb0..e50806cf7660 100644
+--- a/arch/arm/boot/dts/sama7g5.dtsi
++++ b/arch/arm/boot/dts/sama7g5.dtsi
+@@ -122,6 +122,17 @@ pmc: pmc@e0018000 {
+                       clock-names = "td_slck", "md_slck", "main_xtal";
+               };
+ 
++              shdwc: shdwc@e001d010 {
++                      compatible = "microchip,sama7g5-shdwc", "syscon";
++                      reg = <0xe001d010 0x10>;
++                      clocks = <&clk32k 0>;
++                      #address-cells = <1>;
++                      #size-cells = <0>;
++                      atmel,wakeup-rtc-timer;
++                      atmel,wakeup-rtt-timer;
++                      status = "disabled";
++              };
++
+               rtt: rtt@e001d020 {
+                       compatible = "microchip,sama7g5-rtt", "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
+                       reg = <0xe001d020 0x30>;
+-- 
+2.32.0
+