Hi Alex,
On Fri, May 03, 2019 at 09:13:27AM +0200, Alexandre Torgue wrote:
> Hi Mani
>
> On 5/3/19 7:31 AM, Manivannan Sadhasivam wrote:
> > Add missing pinctrl definitions for STM32MP157 MPU.
> >
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> > ---
> > arch/arm/boot/dts/stm32mp157-pinctrl.dtsi | 62 +++++++++++++++++++++++
> > 1 file changed, 62 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
> > index 85c417d9983b..0b5bcf6a7c97 100644
> > --- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
> > +++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
> > @@ -241,6 +241,23 @@
> > };
> > };
> > + i2c1_pins_b: i2c1-2 {
> > + pins {
> > + pinmux = <STM32_PINMUX('F', 14, AF5)>, /* I2C1_SCL */
> > + <STM32_PINMUX('F', 15, AF5)>; /* I2C1_SDA */
> > + bias-disable;
> > + drive-open-drain;
> > + slew-rate = <0>;
> > + };
> > + };
> > +
> > + i2c1_pins_sleep_b: i2c1-3 {
> > + pins {
> > + pinmux = <STM32_PINMUX('F', 14, ANALOG)>, /* I2C1_SCL */
> > + <STM32_PINMUX('F', 15, ANALOG)>; /* I2C1_SDA */
> > + };
> > + };
> > +
> > i2c2_pins_a: i2c2-0 {
> > pins {
> > pinmux = <STM32_PINMUX('H', 4, AF4)>, /* I2C2_SCL */
> > @@ -258,6 +275,23 @@
> > };
> > };
> > + i2c2_pins_b: i2c2-2 {
> > + pins {
> > + pinmux = <STM32_PINMUX('Z', 0, AF3)>, /* I2C2_SCL */
> > + <STM32_PINMUX('H', 5, AF4)>; /* I2C2_SDA */
>
> You can't do that. <STM32_PINMUX('Z', 0, AF3)> has to be declared in
> pincontroller-z. So in your case, you have to define 2 groups for i2C2 for
> your default state (the same for the sleep state).
>
Ah, yes I failed to note pincontroller z. Will fix it in next revision!
Thanks,
Mani
> regards
> Alex
>
>
>
>
> > + bias-disable;
> > + drive-open-drain;
> > + slew-rate = <0>;
> > + };
> > + };
> > +
> > + i2c2_pins_sleep_b: i2c2-3 {
> > + pins {
> > + pinmux = <STM32_PINMUX('Z', 0, ANALOG)>, /* I2C2_SCL */
> > + <STM32_PINMUX('H', 5, ANALOG)>; /* I2C2_SDA */
> > + };
> > + };
> > +
> > i2c5_pins_a: i2c5-0 {
> > pins {
> > pinmux = <STM32_PINMUX('A', 11, AF4)>, /* I2C5_SCL */
> > @@ -599,6 +633,34 @@
> > bias-disable;
> > };
> > };
> > +
> > + uart4_pins_b: uart4-1 {
> > + pins1 {
> > + pinmux = <STM32_PINMUX('D', 1, AF8)>; /* UART4_TX */
> > + bias-disable;
> > + drive-push-pull;
> > + slew-rate = <0>;
> > + };
> > + pins2 {
> > + pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
> > + bias-disable;
> > + };
> > + };
> > +
> > + uart7_pins_a: uart7-0 {
> > + pins1 {
> > + pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART4_TX */
> > + bias-disable;
> > + drive-push-pull;
> > + slew-rate = <0>;
> > + };
> > + pins2 {
> > + pinmux = <STM32_PINMUX('E', 7, AF7)>, /* UART4_RX */
> > + <STM32_PINMUX('E', 10, AF7)>, /* UART4_CTS */
> > + <STM32_PINMUX('E', 9, AF7)>; /* UART4_RTS */
> > + bias-disable;
> > + };
> > + };
> > };
> > pinctrl_z: pin-controller-z@54004000 {
> >
