lkml.org 
[lkml]   [2018]   [Apr]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] ARM: dts: stm32: Add LPtimer support to stm32mp157c
Date
Add LPtimer definitions, depending on features they provide:
- lptimer1 & 2 can act as PWM, trigger and encoder/counter
- lptimer3 can act as PWM and trigger
- lptimer4 & 5 can act as PWM

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
arch/arm/boot/dts/stm32mp157c.dtsi | 108 +++++++++++++++++++++++++++++++++++++
1 file changed, 108 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index bc3eddc..7e6301c 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -104,6 +104,33 @@
interrupt-parent = <&intc>;
ranges;

+ lptimer1: timer@40009000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32-lptimer";
+ reg = <0x40009000 0x400>;
+ clocks = <&rcc LPTIM1_K>;
+ clock-names = "mux";
+ status = "disabled";
+
+ pwm {
+ compatible = "st,stm32-pwm-lp";
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ trigger@0 {
+ compatible = "st,stm32-lptimer-trigger";
+ reg = <0>;
+ status = "disabled";
+ };
+
+ counter {
+ compatible = "st,stm32-lptimer-counter";
+ status = "disabled";
+ };
+ };
+
usart2: serial@4000e000 {
compatible = "st,stm32h7-uart";
reg = <0x4000e000 0x400>;
@@ -167,6 +194,87 @@
#reset-cells = <1>;
};

+ lptimer2: timer@50021000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32-lptimer";
+ reg = <0x50021000 0x400>;
+ clocks = <&rcc LPTIM2_K>;
+ clock-names = "mux";
+ status = "disabled";
+
+ pwm {
+ compatible = "st,stm32-pwm-lp";
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ trigger@1 {
+ compatible = "st,stm32-lptimer-trigger";
+ reg = <1>;
+ status = "disabled";
+ };
+
+ counter {
+ compatible = "st,stm32-lptimer-counter";
+ status = "disabled";
+ };
+ };
+
+ lptimer3: timer@50022000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32-lptimer";
+ reg = <0x50022000 0x400>;
+ clocks = <&rcc LPTIM3_K>;
+ clock-names = "mux";
+ status = "disabled";
+
+ pwm {
+ compatible = "st,stm32-pwm-lp";
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ trigger@2 {
+ compatible = "st,stm32-lptimer-trigger";
+ reg = <2>;
+ status = "disabled";
+ };
+ };
+
+ lptimer4: timer@50023000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32-lptimer";
+ reg = <0x50023000 0x400>;
+ clocks = <&rcc LPTIM4_K>;
+ clock-names = "mux";
+ status = "disabled";
+
+ pwm {
+ compatible = "st,stm32-pwm-lp";
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+ };
+
+ lptimer5: timer@50024000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32-lptimer";
+ reg = <0x50024000 0x400>;
+ clocks = <&rcc LPTIM5_K>;
+ clock-names = "mux";
+ status = "disabled";
+
+ pwm {
+ compatible = "st,stm32-pwm-lp";
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+ };
+
usart1: serial@5c000000 {
compatible = "st,stm32h7-uart";
reg = <0x5c000000 0x400>;
--
1.9.1
\
 
 \ /
  Last update: 2018-04-18 09:45    [W:0.043 / U:0.768 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site