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Message-ID: <589f9f9e-8daf-ea31-e331-2e531793e440@st.com>
Date: Thu, 5 Oct 2017 18:06:28 +0200
From: Alexandre Torgue <alexandre.torgue@...com>
To: Benjamin Gaignard <benjamin.gaignard@...aro.org>,
<robh+dt@...nel.org>, <mark.rutland@....com>,
<linux@...linux.org.uk>, <mcoquelin.stm32@...il.com>
CC: <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>,
Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH] ARM: dts: stm32: add Timers driver for stm32f746 MCU
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@...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@...00000 {
> + #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@1 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <1>;
> + status = "disabled";
> + };
> + };
> +
> timer3: timer@...00400 {
> compatible = "st,stm32-timer";
> reg = <0x40000400 0x400>;
> @@ -90,6 +111,27 @@
> status = "disabled";
> };
>
> + timers3: timers@...00400 {
> + #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@2 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <2>;
> + status = "disabled";
> + };
> + };
> +
> timer4: timer@...00800 {
> compatible = "st,stm32-timer";
> reg = <0x40000800 0x400>;
> @@ -98,6 +140,27 @@
> status = "disabled";
> };
>
> + timers4: timers@...00800 {
> + #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@3 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <3>;
> + status = "disabled";
> + };
> + };
> +
> timer5: timer@...00c00 {
> compatible = "st,stm32-timer";
> reg = <0x40000c00 0x400>;
> @@ -105,6 +168,27 @@
> clocks = <&rcc 0 STM32F7_APB1_CLOCK(TIM5)>;
> };
>
> + timers5: timers@...00c00 {
> + #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@4 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <4>;
> + status = "disabled";
> + };
> + };
> +
> timer6: timer@...01000 {
> compatible = "st,stm32-timer";
> reg = <0x40001000 0x400>;
> @@ -113,6 +197,22 @@
> status = "disabled";
> };
>
> + timers6: timers@...01000 {
> + #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@5 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <5>;
> + status = "disabled";
> + };
> + };
> +
> timer7: timer@...01400 {
> compatible = "st,stm32-timer";
> reg = <0x40001400 0x400>;
> @@ -121,6 +221,73 @@
> status = "disabled";
> };
>
> + timers7: timers@...01400 {
> + #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@6 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <6>;
> + status = "disabled";
> + };
> + };
> +
> + timers12: timers@...01800 {
> + #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@11 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <11>;
> + status = "disabled";
> + };
> + };
> +
> + timers13: timers@...01c00 {
> + #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@...02000 {
> + #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@...02800 {
> compatible = "st,stm32-rtc";
> reg = <0x40002800 0x400>;
> @@ -183,6 +350,48 @@
> status = "disabled";
> };
>
> + timers1: timers@...10000 {
> + #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@0 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <0>;
> + status = "disabled";
> + };
> + };
> +
> + timers8: timers@...10400 {
> + #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@7 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <7>;
> + status = "disabled";
> + };
> + };
> +
> usart1: serial@...11000 {
> 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@...14000 {
> + #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@8 {
> + compatible = "st,stm32-timer-trigger";
> + reg = <8>;
> + status = "disabled";
> + };
> + };
> +
> + timers10: timers@...14400 {
> + #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@...14800 {
> + #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@...07000 {
> compatible = "syscon";
> reg = <0x40007000 0x400>;
> };
>
> + ltdc: display-controller@...16800 {
> + 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.
> pin-controller {
> #address-cells = <1>;
> #size-cells = <1>;
>
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