From 4bf04fc458dfd2a3301a1b76b0dfa4741f7e59fe Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Wed, 3 Oct 2018 17:11:03 +0200 Subject: [PATCH 1/7] ARM: dts: stm32: Add dmas to timer on stm32mp157c Add DMAs to enable PWM input capture using STM32 timers on stm32mp157c. Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c.dtsi | 58 ++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi index 8bf1c17f8cef..2e9df63f9997 100644 --- a/arch/arm/boot/dts/stm32mp157c.dtsi +++ b/arch/arm/boot/dts/stm32mp157c.dtsi @@ -98,6 +98,12 @@ reg = <0x40000000 0x400>; clocks = <&rcc TIM2_K>; clock-names = "int"; + dmas = <&dmamux1 18 0x400 0x1>, + <&dmamux1 19 0x400 0x1>, + <&dmamux1 20 0x400 0x1>, + <&dmamux1 21 0x400 0x1>, + <&dmamux1 22 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4", "up"; status = "disabled"; pwm { @@ -119,6 +125,13 @@ reg = <0x40001000 0x400>; clocks = <&rcc TIM3_K>; clock-names = "int"; + dmas = <&dmamux1 23 0x400 0x1>, + <&dmamux1 24 0x400 0x1>, + <&dmamux1 25 0x400 0x1>, + <&dmamux1 26 0x400 0x1>, + <&dmamux1 27 0x400 0x1>, + <&dmamux1 28 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4", "up", "trig"; status = "disabled"; pwm { @@ -140,6 +153,11 @@ reg = <0x40002000 0x400>; clocks = <&rcc TIM4_K>; clock-names = "int"; + dmas = <&dmamux1 29 0x400 0x1>, + <&dmamux1 30 0x400 0x1>, + <&dmamux1 31 0x400 0x1>, + <&dmamux1 32 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4"; status = "disabled"; pwm { @@ -161,6 +179,13 @@ reg = <0x40003000 0x400>; clocks = <&rcc TIM5_K>; clock-names = "int"; + dmas = <&dmamux1 55 0x400 0x1>, + <&dmamux1 56 0x400 0x1>, + <&dmamux1 57 0x400 0x1>, + <&dmamux1 58 0x400 0x1>, + <&dmamux1 59 0x400 0x1>, + <&dmamux1 60 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4", "up", "trig"; status = "disabled"; pwm { @@ -182,6 +207,8 @@ reg = <0x40004000 0x400>; clocks = <&rcc TIM6_K>; clock-names = "int"; + dmas = <&dmamux1 69 0x400 0x1>; + dma-names = "up"; status = "disabled"; timer@5 { @@ -198,6 +225,8 @@ reg = <0x40005000 0x400>; clocks = <&rcc TIM7_K>; clock-names = "int"; + dmas = <&dmamux1 70 0x400 0x1>; + dma-names = "up"; status = "disabled"; timer@6 { @@ -465,6 +494,15 @@ reg = <0x44000000 0x400>; clocks = <&rcc TIM1_K>; clock-names = "int"; + dmas = <&dmamux1 11 0x400 0x1>, + <&dmamux1 12 0x400 0x1>, + <&dmamux1 13 0x400 0x1>, + <&dmamux1 14 0x400 0x1>, + <&dmamux1 15 0x400 0x1>, + <&dmamux1 16 0x400 0x1>, + <&dmamux1 17 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4", + "up", "trig", "com"; status = "disabled"; pwm { @@ -486,6 +524,15 @@ reg = <0x44001000 0x400>; clocks = <&rcc TIM8_K>; clock-names = "int"; + dmas = <&dmamux1 47 0x400 0x1>, + <&dmamux1 48 0x400 0x1>, + <&dmamux1 49 0x400 0x1>, + <&dmamux1 50 0x400 0x1>, + <&dmamux1 51 0x400 0x1>, + <&dmamux1 52 0x400 0x1>, + <&dmamux1 53 0x400 0x1>; + dma-names = "ch1", "ch2", "ch3", "ch4", + "up", "trig", "com"; status = "disabled"; pwm { @@ -543,6 +590,11 @@ reg = <0x44006000 0x400>; clocks = <&rcc TIM15_K>; clock-names = "int"; + dmas = <&dmamux1 105 0x400 0x1>, + <&dmamux1 106 0x400 0x1>, + <&dmamux1 107 0x400 0x1>, + <&dmamux1 108 0x400 0x1>; + dma-names = "ch1", "up", "trig", "com"; status = "disabled"; pwm { @@ -564,6 +616,9 @@ reg = <0x44007000 0x400>; clocks = <&rcc TIM16_K>; clock-names = "int"; + dmas = <&dmamux1 109 0x400 0x1>, + <&dmamux1 110 0x400 0x1>; + dma-names = "ch1", "up"; status = "disabled"; pwm { @@ -584,6 +639,9 @@ reg = <0x44008000 0x400>; clocks = <&rcc TIM17_K>; clock-names = "int"; + dmas = <&dmamux1 111 0x400 0x1>, + <&dmamux1 112 0x400 0x1>; + dma-names = "ch1", "up"; status = "disabled"; pwm { From 1f3250f397f683e713439d4ff6a524386646a328 Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Wed, 3 Oct 2018 17:11:04 +0200 Subject: [PATCH 2/7] ARM: dts: stm32: don't use timers dmas on stm32mp157c-ed1 Spare dmas when using timer6 on stm32mp157c-ed1. Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c-ed1.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts index f77bea49c079..c3ecb1e10d94 100644 --- a/arch/arm/boot/dts/stm32mp157c-ed1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts @@ -72,6 +72,9 @@ &timers6 { status = "okay"; + /* spare dmas for other usage */ + /delete-property/dmas; + /delete-property/dma-names; timer@5 { status = "okay"; }; From 5ae71cea1aec476a115dcf931807548cd26160ec Mon Sep 17 00:00:00 2001 From: Fabrice Gasnier Date: Wed, 3 Oct 2018 17:11:05 +0200 Subject: [PATCH 3/7] ARM: dts: stm32: don't use timers dmas on stm32mp157c-ev1 Spare dmas when using timers on stm32mp157c-ev1. Signed-off-by: Fabrice Gasnier Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c-ev1.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index 063ee8ac5dcb..e911527c80d0 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -161,6 +161,9 @@ }; &timers2 { + /* spare dmas for other usage (un-delete to enable pwm capture) */ + /delete-property/dmas; + /delete-property/dma-names; status = "disabled"; pwm { pinctrl-0 = <&pwm2_pins_a>; @@ -173,6 +176,8 @@ }; &timers8 { + /delete-property/dmas; + /delete-property/dma-names; status = "disabled"; pwm { pinctrl-0 = <&pwm8_pins_a>; @@ -185,6 +190,8 @@ }; &timers12 { + /delete-property/dmas; + /delete-property/dma-names; status = "disabled"; pwm { pinctrl-0 = <&pwm12_pins_a>; From d44d6e021301b6a8d95bf6a92e8aae640de2770a Mon Sep 17 00:00:00 2001 From: Bich HEMON Date: Thu, 15 Nov 2018 08:52:29 +0000 Subject: [PATCH 4/7] ARM: dts: stm32: change CAN RAM mapping on stm32mp157c Split the 10Kbytes CAN message RAM to be able to use simultaneously FDCAN1 and FDCAN2 instances. First 5Kbytes are allocated to FDCAN1 and last 5Kbytes are used for FDCAN2. To do so, set the offset to 0x1400 in mram-cfg for FDCAN2. Signed-off-by: Bich Hemon Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi index 2e9df63f9997..b0961cccfd14 100644 --- a/arch/arm/boot/dts/stm32mp157c.dtsi +++ b/arch/arm/boot/dts/stm32mp157c.dtsi @@ -742,14 +742,14 @@ m_can1: can@4400e000 { compatible = "bosch,m_can"; - reg = <0x4400e000 0x400>, <0x44011000 0x2800>; + reg = <0x4400e000 0x400>, <0x44011000 0x1400>; reg-names = "m_can", "message_ram"; interrupts = , ; interrupt-names = "int0", "int1"; clocks = <&rcc CK_HSE>, <&rcc FDCAN_K>; clock-names = "hclk", "cclk"; - bosch,mram-cfg = <0x0 0 0 32 0 0 2 2>; + bosch,mram-cfg = <0x1400 0 0 32 0 0 2 2>; status = "disabled"; }; From bb4857cd0060b16cb3e84ad258c334717db94acd Mon Sep 17 00:00:00 2001 From: Bich HEMON Date: Thu, 15 Nov 2018 08:52:29 +0000 Subject: [PATCH 5/7] ARM: dts: stm32: add can1 sleep pins muxing Add can1 pinctrl definition for low-power mode Signed-off-by: Bich Hemon Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi index c4851271e810..9ec4694e93a7 100644 --- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi @@ -246,6 +246,13 @@ }; }; + m_can1_sleep_pins_a: m_can1-sleep@0 { + pins { + pinmux = , /* CAN1_TX */ + ; /* CAN1_RX */ + }; + }; + pwm2_pins_a: pwm2-0 { pins { pinmux = ; /* TIM2_CH4 */ From e3b3d0b19bd7b1eb7e5ab1c5d2b12c96fe0f5500 Mon Sep 17 00:00:00 2001 From: Bich HEMON Date: Thu, 15 Nov 2018 08:52:29 +0000 Subject: [PATCH 6/7] ARM: dts: stm32: add can1 sleep pins muxing on stm32mp157c-ev1 board Add pinctrl sleep state for can1 on stm32mp157c-ev1. Signed-off-by: Bich Hemon Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c-ev1.dts | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index e911527c80d0..b6aca40b9b90 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -124,8 +124,9 @@ }; &m_can1 { - pinctrl-names = "default"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&m_can1_pins_a>; + pinctrl-1 = <&m_can1_sleep_pins_a>; status = "okay"; }; From 8914b63bab3c43a529316ba2858137bc57b74fa1 Mon Sep 17 00:00:00 2001 From: David Hernandez Sanchez Date: Mon, 3 Dec 2018 10:42:24 +0100 Subject: [PATCH 7/7] ARM: dts: stm32: add thermal sensor support on STM32MP157c Add configuration on DT for thermal sensor driver. Signed-off-by: David Hernandez Sanchez Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157c.dtsi | 35 ++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi index b0961cccfd14..f8bbfff5950b 100644 --- a/arch/arm/boot/dts/stm32mp157c.dtsi +++ b/arch/arm/boot/dts/stm32mp157c.dtsi @@ -84,6 +84,31 @@ }; }; + thermal-zones { + cpu_thermal: cpu-thermal { + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&dts>; + + trips { + cpu_alert1: cpu-alert1 { + temperature = <85000>; + hysteresis = <0>; + type = "passive"; + }; + + cpu-crit { + temperature = <120000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + }; + }; + }; + soc { compatible = "simple-bus"; #address-cells = <1>; @@ -966,6 +991,16 @@ status = "disabled"; }; + dts: thermal@50028000 { + compatible = "st,stm32-thermal"; + reg = <0x50028000 0x100>; + interrupts = ; + clocks = <&rcc TMPSENS>; + clock-names = "pclk"; + #thermal-sensor-cells = <0>; + status = "disabled"; + }; + cryp1: cryp@54001000 { compatible = "st,stm32mp1-cryp"; reg = <0x54001000 0x400>;