[PATCH] ARM: dts: stm32: add Timers driver for stm32f746 MCU

Benjamin Gaignard benjamin.gaignard at linaro.org
Fri Oct 6 00:13:02 PDT 2017


2017-10-05 18:06 GMT+02:00 Alexandre Torgue <alexandre.torgue at st.com>:
> Hi Benjamin,
>
> On 10/04/2017 11:27 AM, Benjamin Gaignard wrote:
>>
>> Add Timers and it sub-nodes into DT for stm32f746 family.
>>
>> Signed-off-by: Benjamin Gaignard <benjamin.gaignard at st.com>
>> ---
>>   arch/arm/boot/dts/stm32f746.dtsi | 270
>> +++++++++++++++++++++++++++++++++++++++
>>   1 file changed, 270 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/stm32f746.dtsi
>> b/arch/arm/boot/dts/stm32f746.dtsi
>> index 4506eb9..ae84816 100644
>> --- a/arch/arm/boot/dts/stm32f746.dtsi
>> +++ b/arch/arm/boot/dts/stm32f746.dtsi
>> @@ -82,6 +82,27 @@
>>                         status = "disabled";
>>                 };
>>   +             timers2: timers at 40000000 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40000000 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM2)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 1 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <1>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 timer3: timer at 40000400 {
>>                         compatible = "st,stm32-timer";
>>                         reg = <0x40000400 0x400>;
>> @@ -90,6 +111,27 @@
>>                         status = "disabled";
>>                 };
>>   +             timers3: timers at 40000400 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40000400 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM3)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 2 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <2>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 timer4: timer at 40000800 {
>>                         compatible = "st,stm32-timer";
>>                         reg = <0x40000800 0x400>;
>> @@ -98,6 +140,27 @@
>>                         status = "disabled";
>>                 };
>>   +             timers4: timers at 40000800 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40000800 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM4)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 3 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <3>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 timer5: timer at 40000c00 {
>>                         compatible = "st,stm32-timer";
>>                         reg = <0x40000c00 0x400>;
>> @@ -105,6 +168,27 @@
>>                         clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM5)>;
>>                 };
>>   +             timers5: timers at 40000c00 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40000C00 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM5)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 4 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <4>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 timer6: timer at 40001000 {
>>                         compatible = "st,stm32-timer";
>>                         reg = <0x40001000 0x400>;
>> @@ -113,6 +197,22 @@
>>                         status = "disabled";
>>                 };
>>   +             timers6: timers at 40001000 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40001000 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM6)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       timer at 5 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <5>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 timer7: timer at 40001400 {
>>                         compatible = "st,stm32-timer";
>>                         reg = <0x40001400 0x400>;
>> @@ -121,6 +221,73 @@
>>                         status = "disabled";
>>                 };
>>   +             timers7: timers at 40001400 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40001400 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM7)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       timer at 6 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <6>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers12: timers at 40001800 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40001800 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM12)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 11 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <11>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers13: timers at 40001c00 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40001C00 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM13)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers14: timers at 40002000 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40002000 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM14)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 rtc: rtc at 40002800 {
>>                         compatible = "st,stm32-rtc";
>>                         reg = <0x40002800 0x400>;
>> @@ -183,6 +350,48 @@
>>                         status = "disabled";
>>                 };
>>   +             timers1: timers at 40010000 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40010000 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB2_CLOCK(TIM1)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 0 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <0>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers8: timers at 40010400 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40010400 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB2_CLOCK(TIM8)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 7 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <7>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 usart1: serial at 40011000 {
>>                         compatible = "st,stm32f7-usart",
>> "st,stm32f7-uart";
>>                         reg = <0x40011000 0x400>;
>> @@ -212,11 +421,72 @@
>>                         interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>,
>> <10>, <23>, <40>, <41>, <42>, <62>, <76>;
>>                 };
>>   +             timers9: timers at 40014000 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40014000 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB2_CLOCK(TIM9)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       timer at 8 {
>> +                               compatible = "st,stm32-timer-trigger";
>> +                               reg = <8>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers10: timers at 40014400 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40014400 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB2_CLOCK(TIM10)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               timers11: timers at 40014800 {
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       compatible = "st,stm32-timers";
>> +                       reg = <0x40014800 0x400>;
>> +                       clocks = <&rcc 0 STM32F7_APB2_CLOCK(TIM11)>;
>> +                       clock-names = "int";
>> +                       status = "disabled";
>> +
>> +                       pwm {
>> +                               compatible = "st,stm32-pwm";
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>>                 pwrcfg: power-config at 40007000 {
>>                         compatible = "syscon";
>>                         reg = <0x40007000 0x400>;
>>                 };
>>   +             ltdc: display-controller at 40016800 {
>> +                       compatible = "st,stm32-ltdc";
>> +                       reg = <0x40016800 0x200>;
>> +                       interrupts = <88>, <89>;
>> +                       resets = <&rcc STM32F7_APB2_RESET(LTDC)>;
>> +                       clocks = <&rcc 1 CLK_LCD>;
>> +                       clock-names = "lcd";
>> +                       status = "disabled";
>> +               };
>> +
>
>
> Why do you add ltdc node in this patch ? Maybe a separate patch would be
> better.

Sorry you got a teaser of the next patch I will send a v2 without it

>
>
>>                 pin-controller {
>>                         #address-cells = <1>;
>>                         #size-cells = <1>;
>>
>



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