* [PATCH 1/2] ARM: dts: stm32: add i2c nodes into stm32mp131.dtsi
2022-07-21 15:29 [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13 Alain Volmat
@ 2022-07-21 15:29 ` Alain Volmat
2022-07-21 15:29 ` [PATCH 2/2] ARM: dts: stm32: enable i2c1 and i2c5 on stm32mp135f-dk.dts Alain Volmat
2022-08-26 7:52 ` [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13 Alexandre TORGUE
2 siblings, 0 replies; 4+ messages in thread
From: Alain Volmat @ 2022-07-21 15:29 UTC (permalink / raw)
To: alexandre.torgue
Cc: robh+dt, mcoquelin.stm32, krzysztof.kozlowski+dt,
linux-arm-kernel, devicetree, linux-kernel, linux-stm32,
amelie.delaunay
Add the 5 instances of i2c busses supported by the stm32mp131.
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
---
arch/arm/boot/dts/stm32mp131.dtsi | 90 +++++++++++++++++++++++++++++++
1 file changed, 90 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi
index 3a921db23e9f..da9e8a6ca663 100644
--- a/arch/arm/boot/dts/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/stm32mp131.dtsi
@@ -106,6 +106,42 @@ uart4: serial@40010000 {
status = "disabled";
};
+ i2c1: i2c@40012000 {
+ compatible = "st,stm32mp13-i2c";
+ reg = <0x40012000 0x400>;
+ interrupt-names = "event", "error";
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc I2C1_K>;
+ resets = <&rcc I2C1_R>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&dmamux1 33 0x400 0x1>,
+ <&dmamux1 34 0x400 0x1>;
+ dma-names = "rx", "tx";
+ st,syscfg-fmp = <&syscfg 0x4 0x1>;
+ i2c-analog-filter;
+ status = "disabled";
+ };
+
+ i2c2: i2c@40013000 {
+ compatible = "st,stm32mp13-i2c";
+ reg = <0x40013000 0x400>;
+ interrupt-names = "event", "error";
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc I2C2_K>;
+ resets = <&rcc I2C2_R>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&dmamux1 35 0x400 0x1>,
+ <&dmamux1 36 0x400 0x1>;
+ dma-names = "rx", "tx";
+ st,syscfg-fmp = <&syscfg 0x4 0x2>;
+ i2c-analog-filter;
+ status = "disabled";
+ };
+
dma1: dma-controller@48000000 {
compatible = "st,stm32-dma";
reg = <0x48000000 0x400>;
@@ -153,6 +189,60 @@ dmamux1: dma-router@48002000 {
dma-channels = <16>;
};
+ i2c3: i2c@4c004000 {
+ compatible = "st,stm32mp13-i2c";
+ reg = <0x4c004000 0x400>;
+ interrupt-names = "event", "error";
+ interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc I2C3_K>;
+ resets = <&rcc I2C3_R>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&dmamux1 73 0x400 0x1>,
+ <&dmamux1 74 0x400 0x1>;
+ dma-names = "rx", "tx";
+ st,syscfg-fmp = <&syscfg 0x4 0x4>;
+ i2c-analog-filter;
+ status = "disabled";
+ };
+
+ i2c4: i2c@4c005000 {
+ compatible = "st,stm32mp13-i2c";
+ reg = <0x4c005000 0x400>;
+ interrupt-names = "event", "error";
+ interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc I2C4_K>;
+ resets = <&rcc I2C4_R>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&dmamux1 75 0x400 0x1>,
+ <&dmamux1 76 0x400 0x1>;
+ dma-names = "rx", "tx";
+ st,syscfg-fmp = <&syscfg 0x4 0x8>;
+ i2c-analog-filter;
+ status = "disabled";
+ };
+
+ i2c5: i2c@4c006000 {
+ compatible = "st,stm32mp13-i2c";
+ reg = <0x4c006000 0x400>;
+ interrupt-names = "event", "error";
+ interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&rcc I2C5_K>;
+ resets = <&rcc I2C5_R>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dmas = <&dmamux1 115 0x400 0x1>,
+ <&dmamux1 116 0x400 0x1>;
+ dma-names = "rx", "tx";
+ st,syscfg-fmp = <&syscfg 0x4 0x10>;
+ i2c-analog-filter;
+ status = "disabled";
+ };
+
rcc: rcc@50000000 {
compatible = "st,stm32mp13-rcc", "syscon";
reg = <0x50000000 0x1000>;
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH 2/2] ARM: dts: stm32: enable i2c1 and i2c5 on stm32mp135f-dk.dts
2022-07-21 15:29 [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13 Alain Volmat
2022-07-21 15:29 ` [PATCH 1/2] ARM: dts: stm32: add i2c nodes into stm32mp131.dtsi Alain Volmat
@ 2022-07-21 15:29 ` Alain Volmat
2022-08-26 7:52 ` [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13 Alexandre TORGUE
2 siblings, 0 replies; 4+ messages in thread
From: Alain Volmat @ 2022-07-21 15:29 UTC (permalink / raw)
To: alexandre.torgue
Cc: robh+dt, mcoquelin.stm32, krzysztof.kozlowski+dt,
linux-arm-kernel, devicetree, linux-kernel, linux-stm32,
amelie.delaunay
Enable the two i2c busses i2c1 and i2c5 available on the
stm32mp135f-dk Discovery board.
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
---
arch/arm/boot/dts/stm32mp13-pinctrl.dtsi | 34 ++++++++++++++++++++++++
arch/arm/boot/dts/stm32mp135f-dk.dts | 26 ++++++++++++++++++
2 files changed, 60 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
index d2472cd8f1d0..749078ba9d42 100644
--- a/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp13-pinctrl.dtsi
@@ -6,6 +6,40 @@
#include <dt-bindings/pinctrl/stm32-pinfunc.h>
&pinctrl {
+ i2c1_pins_a: i2c1-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 12, AF5)>, /* I2C1_SCL */
+ <STM32_PINMUX('E', 8, AF5)>; /* I2C1_SDA */
+ bias-disable;
+ drive-open-drain;
+ slew-rate = <0>;
+ };
+ };
+
+ i2c1_sleep_pins_a: i2c1-sleep-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 12, ANALOG)>, /* I2C1_SCL */
+ <STM32_PINMUX('E', 8, ANALOG)>; /* I2C1_SDA */
+ };
+ };
+
+ i2c5_pins_a: i2c5-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 1, AF4)>, /* I2C5_SCL */
+ <STM32_PINMUX('H', 6, AF4)>; /* I2C5_SDA */
+ bias-disable;
+ drive-open-drain;
+ slew-rate = <0>;
+ };
+ };
+
+ i2c5_sleep_pins_a: i2c5-sleep-0 {
+ pins {
+ pinmux = <STM32_PINMUX('D', 1, ANALOG)>, /* I2C5_SCL */
+ <STM32_PINMUX('H', 6, ANALOG)>; /* I2C5_SDA */
+ };
+ };
+
sdmmc1_b4_pins_a: sdmmc1-b4-0 {
pins {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
diff --git a/arch/arm/boot/dts/stm32mp135f-dk.dts b/arch/arm/boot/dts/stm32mp135f-dk.dts
index e6b8ffd332c7..3e2823332d51 100644
--- a/arch/arm/boot/dts/stm32mp135f-dk.dts
+++ b/arch/arm/boot/dts/stm32mp135f-dk.dts
@@ -68,6 +68,32 @@ vdd_sd: vdd-sd {
};
};
+&i2c1 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c1_pins_a>;
+ pinctrl-1 = <&i2c1_sleep_pins_a>;
+ i2c-scl-rising-time-ns = <96>;
+ i2c-scl-falling-time-ns = <3>;
+ clock-frequency = <1000000>;
+ status = "okay";
+ /* spare dmas for other usage */
+ /delete-property/dmas;
+ /delete-property/dma-names;
+};
+
+&i2c5 {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&i2c5_pins_a>;
+ pinctrl-1 = <&i2c5_sleep_pins_a>;
+ i2c-scl-rising-time-ns = <170>;
+ i2c-scl-falling-time-ns = <5>;
+ clock-frequency = <400000>;
+ status = "okay";
+ /* spare dmas for other usage */
+ /delete-property/dmas;
+ /delete-property/dma-names;
+};
+
&iwdg2 {
timeout-sec = <32>;
status = "okay";
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13
2022-07-21 15:29 [PATCH 0/2] ARM: dts: stm32: add i2c in STM32MP13 Alain Volmat
2022-07-21 15:29 ` [PATCH 1/2] ARM: dts: stm32: add i2c nodes into stm32mp131.dtsi Alain Volmat
2022-07-21 15:29 ` [PATCH 2/2] ARM: dts: stm32: enable i2c1 and i2c5 on stm32mp135f-dk.dts Alain Volmat
@ 2022-08-26 7:52 ` Alexandre TORGUE
2 siblings, 0 replies; 4+ messages in thread
From: Alexandre TORGUE @ 2022-08-26 7:52 UTC (permalink / raw)
To: Alain Volmat
Cc: robh+dt, mcoquelin.stm32, krzysztof.kozlowski+dt,
linux-arm-kernel, devicetree, linux-kernel, linux-stm32,
amelie.delaunay
Hi Alain
On 7/21/22 17:29, Alain Volmat wrote:
> This series adds all i2c nodes for the stm32mp131 platform and
> enables i2c1 and i2c5 on the stm32mp135 discovery board.
>
> Alain Volmat (2):
> ARM: dts: stm32: add i2c nodes into stm32mp131.dtsi
> ARM: dts: stm32: enable i2c1 and i2c5 on stm32mp135f-dk.dts
>
> arch/arm/boot/dts/stm32mp13-pinctrl.dtsi | 34 +++++++++
> arch/arm/boot/dts/stm32mp131.dtsi | 90 ++++++++++++++++++++++++
> arch/arm/boot/dts/stm32mp135f-dk.dts | 26 +++++++
> 3 files changed, 150 insertions(+)
>
Series applied on stm32-next.
Regards
Alex
^ permalink raw reply [flat|nested] 4+ messages in thread