[PATCH 0/2] m_can support to stm32mp157c

[PATCH 0/2] m_can support to stm32mp157c

[Erwan Le Ray]

Add support for the Controller Area Network m_can to STM32MP157C SoC and
activation on stm32mp157c-ev1 board

Bich Hemon (2):
  ARM: dts: stm32: m_can support to stm32mp157c
  ARM: dts: stm32: m_can activation on stm32mp157c-ev1

 arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 13 +++++++++++++
 arch/arm/boot/dts/stm32mp157c-ev1.dts     |  6 ++++++
 arch/arm/boot/dts/stm32mp157c.dtsi        | 26 ++++++++++++++++++++++++++
 3 files changed, 45 insertions(+)

-- 
1.9.1

[PATCH 1/2] ARM: dts: stm32: m_can support to stm32mp157c

[Erwan Le Ray]

Add support for the Controller Area Network m_can to STM32MP157C SoC.

Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index b66f673..12ac73f 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -556,6 +556,32 @@
 			};
 		};
 
+		m_can1: can@4400e000 {
+			compatible = "bosch,m_can";
+			reg = <0x4400e000 0x400>, <0x44011000 0x2800>;
+			reg-names = "m_can", "message_ram";
+			interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			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>;
+			status = "disabled";
+		};
+
+		m_can2: can@4400f000 {
+			compatible = "bosch,m_can";
+			reg = <0x4400f000 0x400>, <0x44011000 0x2800>;
+			reg-names = "m_can", "message_ram";
+			interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+			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>;
+			status = "disabled";
+		};
+
 		dma1: dma@48000000 {
 			compatible = "st,stm32-dma";
 			reg = <0x48000000 0x400>;
-- 
1.9.1

[PATCH 2/2] ARM: dts: stm32: m_can activation on stm32mp157c-ev1

[Erwan Le Ray]

Add activation of the Controller Area Network m_can on stm32mp157c-ev1
board.

Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index 88e9133..2e4c5e3 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -185,6 +185,19 @@
 				};
 			};
 
+			m_can1_pins_a: m_can1-0 {
+				pins1 {
+					pinmux = <STM32_PINMUX('H', 13, AF9)>; /* CAN1_TX */
+					slew-rate = <1>;
+					drive-push-pull;
+					bias-disable;
+				};
+				pins2 {
+					pinmux = <STM32_PINMUX('I', 9, AF9)>; /* CAN1_RX */
+					bias-disable;
+				};
+			};
+
 			pwm2_pins_a: pwm2-0 {
 				pins {
 					pinmux = <STM32_PINMUX('A', 3, AF1)>; /* TIM2_CH4 */
diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
index 9382d80..3be73d2 100644
--- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
@@ -42,6 +42,12 @@
 	status = "okay";
 };
 
+&m_can1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&m_can1_pins_a>;
+	status = "okay";
+};
+
 &qspi {
 	pinctrl-names = "default";
 	pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>;
-- 
1.9.1

Re: [PATCH 0/2] m_can support to stm32mp157c

[Alexandre Torgue]

Hi,

On 05/15/2018 02:23 PM, Erwan Le Ray wrote:
> Add support for the Controller Area Network m_can to STM32MP157C SoC and
> activation on stm32mp157c-ev1 board
> 
> Bich Hemon (2):
>    ARM: dts: stm32: m_can support to stm32mp157c
>    ARM: dts: stm32: m_can activation on stm32mp157c-ev1
> 
>   arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 13 +++++++++++++
>   arch/arm/boot/dts/stm32mp157c-ev1.dts     |  6 ++++++
>   arch/arm/boot/dts/stm32mp157c.dtsi        | 26 ++++++++++++++++++++++++++
>   3 files changed, 45 insertions(+)
> 

Series applied on stm32-next.

Regards
Alex