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Date: Tue, 22 Nov 2016 18:00:07 +0100
From: Alexandre Torgue <alexandre.torgue@...com>
To: Benjamin Gaignard <benjamin.gaignard@...aro.org>,
<lee.jones@...aro.org>, <robh+dt@...nel.org>,
<mark.rutland@....com>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <thierry.reding@...il.com>,
<linux-pwm@...r.kernel.org>, <jic23@...nel.org>, <knaack.h@....de>,
<lars@...afoo.de>, <pmeerw@...erw.net>,
<linux-iio@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
CC: <fabrice.gasnier@...com>, <gerald.baeza@...com>,
<arnaud.pouliquen@...com>, <linus.walleij@...aro.org>,
<linaro-kernel@...ts.linaro.org>,
Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH 7/7] add stm32 multi-functions timer driver in DT
Hi Benjamin,
On 11/22/2016 05:13 PM, Benjamin Gaignard wrote:
> Add timers MFD and childs into DT for stm32f4.
> Define and enable pwm1 and pwm3 for stm32f469 discovery board
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
If you have to send a v2 for this series please change commit header by:
"ARM: dts: stm32: ..." (if not I will do it by myself)
> ---
> arch/arm/boot/dts/stm32f429.dtsi | 246 ++++++++++++++++++++++++++++++++++
> arch/arm/boot/dts/stm32f469-disco.dts | 29 ++++
> 2 files changed, 275 insertions(+)
>
> diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
> index bca491d..28a0fe9 100644
> --- a/arch/arm/boot/dts/stm32f429.dtsi
> +++ b/arch/arm/boot/dts/stm32f429.dtsi
> @@ -355,6 +355,21 @@
> slew-rate = <2>;
> };
> };
> +
> + pwm1_pins: pwm@1 {
> + pins {
> + pinmux = <STM32F429_PA8_FUNC_TIM1_CH1>,
> + <STM32F429_PB13_FUNC_TIM1_CH1N>,
> + <STM32F429_PB12_FUNC_TIM1_BKIN>;
> + };
> + };
> +
> + pwm3_pins: pwm@3 {
> + pins {
> + pinmux = <STM32F429_PB4_FUNC_TIM3_CH1>,
> + <STM32F429_PB5_FUNC_TIM3_CH2>;
> + };
> + };
> };
>
> rcc: rcc@...23810 {
> @@ -426,6 +441,237 @@
> interrupts = <80>;
> clocks = <&rcc 0 38>;
> };
> +
> + mfd_timer1: mfdtimer1@...10000 {
> + compatible = "st,stm32-mfd-timer1";
> + reg = <0x40010000 0x400>;
> + clocks = <&rcc 0 160>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <27>;
> + status = "disabled";
> +
> + pwm1: pwm1@...10000 {
> + compatible = "st,stm32-pwm1";
> + status = "disabled";
> + };
> +
> + iiotimer1: iiotimer1@...10000 {
> + compatible = "st,stm32-iio-timer1";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer2: mfdtimer2@...00000 {
> + compatible = "st,stm32-mfd-timer2";
> + reg = <0x40000000 0x400>;
> + clocks = <&rcc 0 128>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <28>;
> + status = "disabled";
> +
> + pwm2: pwm2@...00000 {
> + compatible = "st,stm32-pwm2";
> + status = "disabled";
> + };
> + iiotimer2: iiotimer2@...00000 {
> + compatible = "st,stm32-iio-timer2";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer3: mfdtimer3@...00400 {
> + compatible = "st,stm32-mfd-timer3";
> + reg = <0x40000400 0x400>;
> + clocks = <&rcc 0 129>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <29>;
> + status = "disabled";
> +
> + pwm3: pwm3@...00400 {
> + compatible = "st,stm32-pwm3";
> + status = "disabled";
> + };
> + iiotimer3: iiotimer3@...00400 {
> + compatible = "st,stm32-iio-timer3";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer4: mfdtimer4@...00800 {
> + compatible = "st,stm32-mfd-timer4";
> + reg = <0x40000800 0x400>;
> + clocks = <&rcc 0 130>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <30>;
> + status = "disabled";
> +
> + pwm4: pwm4@...00800 {
> + compatible = "st,stm32-pwm4";
> + status = "disabled";
> + };
> + iiotimer4: iiotimer4@...00800 {
> + compatible = "st,stm32-iio-timer4";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer5: mfdtimer5@...00C00 {
> + compatible = "st,stm32-mfd-timer5";
> + reg = <0x40000C00 0x400>;
> + clocks = <&rcc 0 131>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <50>;
> + status = "disabled";
> +
> + pwm5: pwm5@...00C00 {
> + compatible = "st,stm32-pwm5";
> + status = "disabled";
> + };
> + iiotimer5: iiotimer5@...00800 {
> + compatible = "st,stm32-iio-timer5";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer6: mfdtimer6@...01000 {
> + compatible = "st,stm32-mfd-timer6";
> + reg = <0x40001000 0x400>;
> + clocks = <&rcc 0 132>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <54>;
> + status = "disabled";
> +
> + iiotimer6: iiotimer6@...01000 {
> + compatible = "st,stm32-iio-timer6";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer7: mfdtimer7@...01400 {
> + compatible = "st,stm32-mfd-timer7";
> + reg = <0x40001400 0x400>;
> + clocks = <&rcc 0 133>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <55>;
> + status = "disabled";
> +
> + iiotimer7: iiotimer7@...01400 {
> + compatible = "st,stm32-iio-timer7";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer8: mfdtimer8@...10400 {
> + compatible = "st,stm32-mfd-timer8";
> + reg = <0x40010400 0x400>;
> + clocks = <&rcc 0 161>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <46>;
> + status = "disabled";
> +
> + pwm8: pwm8@...10400 {
> + compatible = "st,stm32-pwm8";
> + status = "disabled";
> + };
> +
> + iiotimer8: iiotimer7@...10400 {
> + compatible = "st,stm32-iio-timer8";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer9: mfdtimer9@...14000 {
> + compatible = "st,stm32-mfd-timer9";
> + reg = <0x40014000 0x400>;
> + clocks = <&rcc 0 176>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <24>;
> + status = "disabled";
> +
> + pwm9: pwm9@...14000 {
> + compatible = "st,stm32-pwm9";
> + status = "disabled";
> + };
> +
> + iiotimer9: iiotimer9@...14000 {
> + compatible = "st,stm32-iio-timer9";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer10: mfdtimer10@...14400 {
> + compatible = "st,stm32-mfd-timer10";
> + reg = <0x40014400 0x400>;
> + clocks = <&rcc 0 177>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <25>;
> + status = "disabled";
> +
> + pwm10: pwm10@...14400 {
> + compatible = "st,stm32-pwm10";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer11: mfdtimer11@...14800 {
> + compatible = "st,stm32-mfd-timer11";
> + reg = <0x40014800 0x400>;
> + clocks = <&rcc 0 178>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <26>;
> + status = "disabled";
> +
> + pwm11: pwm11@...14800 {
> + compatible = "st,stm32-pwm11";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer12: mfdtimer12@...01800 {
> + compatible = "st,stm32-mfd-timer12";
> + reg = <0x40001800 0x400>;
> + clocks = <&rcc 0 134>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <43>;
> + status = "disabled";
> +
> + pwm12: pwm12@...01800 {
> + compatible = "st,stm32-pwm12";
> + status = "disabled";
> + };
> + iiotimer12: iiotimer12@...01800 {
> + compatible = "st,stm32-iio-timer12";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer13: mfdtimer13@...01C00 {
> + compatible = "st,stm32-mfd-timer13";
> + reg = <0x40001C00 0x400>;
> + clocks = <&rcc 0 135>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <44>;
> + status = "disabled";
> +
> + pwm13: pwm13@...01C00 {
> + compatible = "st,stm32-pwm13";
> + status = "disabled";
> + };
> + };
> +
> + mfd_timer14: mfdtimer14@...02000 {
> + compatible = "st,stm32-mfd-timer14";
> + reg = <0x40002000 0x400>;
> + clocks = <&rcc 0 136>;
> + clock-names = "mfd_timer_clk";
> + interrupts = <45>;
> + status = "disabled";
> +
> + pwm14: pwm14@...02000 {
> + compatible = "st,stm32-pwm14";
> + status = "disabled";
> + };
> + };
> };
> };
>
> diff --git a/arch/arm/boot/dts/stm32f469-disco.dts b/arch/arm/boot/dts/stm32f469-disco.dts
> index 8a163d7..a8f1788 100644
> --- a/arch/arm/boot/dts/stm32f469-disco.dts
> +++ b/arch/arm/boot/dts/stm32f469-disco.dts
> @@ -81,3 +81,32 @@
> &usart3 {
> status = "okay";
> };
> +
> +&mfd_timer1 {
> + status = "okay";
> +};
> +
> +&pwm1 {
> + pinctrl-0 = <&pwm1_pins>;
> + pinctrl-names = "default";
> + st,breakinput-polarity = <0>;
> + status = "okay";
> +};
> +
> +&iiotimer1 {
> + status = "okay";
> +};
> +
> +&mfd_timer3 {
> + status = "okay";
> +};
> +
> +&pwm3 {
> + pinctrl-0 = <&pwm3_pins>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&iiotimer3 {
> + status = "okay";
> +};
>
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