feat(stm32mp1-fdts): use /omit-if-no-ref/ for pins nodes

With the /omit-if-no-ref/ keyword in DT, the non-referenced nodes
are just removed. This allows reducing the size of device tree blobs.
Setting it before pins node allows a size reduction of more than 2kB.
The corresponding nodes can also be removed from BL2 and BL32 DT
overlays.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I6b4a4d227d5592e1d253a1b35da2dafaac2ddcae
This commit is contained in:
Yann Gautier 2023-03-02 11:50:07 +01:00 committed by Yann Gautier
parent 38ac8bbbe4
commit 0aae96cfb9
5 changed files with 42 additions and 87 deletions

View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* /*
* Copyright (C) STMicroelectronics 2022 - All Rights Reserved * Copyright (c) 2022-2023, STMicroelectronics - All Rights Reserved
*/ */
/ { / {
@ -32,13 +32,6 @@
#if !STM32MP_USB_PROGRAMMER #if !STM32MP_USB_PROGRAMMER
/delete-node/ usbphyc@5a006000; /delete-node/ usbphyc@5a006000;
#endif #endif
pinctrl@50002000 {
#if !STM32MP_EMMC && !STM32MP_SDMMC
/delete-node/ sdmmc1-b4-0;
/delete-node/ sdmmc2-b4-0;
#endif
};
}; };
/* /*

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@ -1,12 +1,12 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* /*
* Copyright (C) STMicroelectronics 2022 - All Rights Reserved * Copyright (c) 2022-2023, STMicroelectronics - All Rights Reserved
* Author: Alexandre Torgue <alexandre.torgue@foss.st.com> * Author: Alexandre Torgue <alexandre.torgue@foss.st.com>
*/ */
#include <dt-bindings/pinctrl/stm32-pinfunc.h> #include <dt-bindings/pinctrl/stm32-pinfunc.h>
&pinctrl { &pinctrl {
i2c4_pins_a: i2c4-0 { /omit-if-no-ref/ i2c4_pins_a: i2c4-0 {
pins { pins {
pinmux = <STM32_PINMUX('E', 15, AF6)>, /* I2C4_SCL */ pinmux = <STM32_PINMUX('E', 15, AF6)>, /* I2C4_SCL */
<STM32_PINMUX('B', 9, AF6)>; /* I2C4_SDA */ <STM32_PINMUX('B', 9, AF6)>; /* I2C4_SDA */
@ -16,7 +16,7 @@
}; };
}; };
sdmmc1_b4_pins_a: sdmmc1-b4-0 { /omit-if-no-ref/ sdmmc1_b4_pins_a: sdmmc1-b4-0 {
pins { pins {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
<STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
@ -29,7 +29,7 @@
}; };
}; };
sdmmc1_clk_pins_a: sdmmc1-clk-0 { /omit-if-no-ref/ sdmmc1_clk_pins_a: sdmmc1-clk-0 {
pins { pins {
pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */ pinmux = <STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
slew-rate = <1>; slew-rate = <1>;
@ -38,7 +38,7 @@
}; };
}; };
sdmmc2_b4_pins_a: sdmmc2-b4-0 { /omit-if-no-ref/ sdmmc2_b4_pins_a: sdmmc2-b4-0 {
pins { pins {
pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */ pinmux = <STM32_PINMUX('B', 14, AF10)>, /* SDMMC2_D0 */
<STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */ <STM32_PINMUX('B', 15, AF10)>, /* SDMMC2_D1 */
@ -51,7 +51,7 @@
}; };
}; };
sdmmc2_clk_pins_a: sdmmc2-clk-0 { /omit-if-no-ref/ sdmmc2_clk_pins_a: sdmmc2-clk-0 {
pins { pins {
pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */ pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC2_CK */
slew-rate = <1>; slew-rate = <1>;
@ -60,7 +60,7 @@
}; };
}; };
uart4_pins_a: uart4-0 { /omit-if-no-ref/ uart4_pins_a: uart4-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */ pinmux = <STM32_PINMUX('D', 6, AF8)>; /* UART4_TX */
bias-disable; bias-disable;
@ -73,7 +73,7 @@
}; };
}; };
usart1_pins_a: usart1-0 { /omit-if-no-ref/ usart1_pins_a: usart1-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */ pinmux = <STM32_PINMUX('C', 0, AF7)>, /* USART1_TX */
<STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */ <STM32_PINMUX('C', 2, AF7)>; /* USART1_RTS */
@ -88,7 +88,7 @@
}; };
}; };
uart8_pins_a: uart8-0 { /omit-if-no-ref/ uart8_pins_a: uart8-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */ pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */
bias-disable; bias-disable;

View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* /*
* Copyright (C) STMicroelectronics 2020-2022 - All Rights Reserved * Copyright (c) 2020-2023, STMicroelectronics - All Rights Reserved
*/ */
/ { / {
@ -45,28 +45,6 @@
/delete-node/ stgen@5c008000; /delete-node/ stgen@5c008000;
/delete-node/ i2c@5c009000; /delete-node/ i2c@5c009000;
/delete-node/ tamp@5c00a000; /delete-node/ tamp@5c00a000;
pinctrl@50002000 {
#if !STM32MP_RAW_NAND
/delete-node/ fmc-0;
#endif
#if !STM32MP_SPI_NAND && !STM32MP_SPI_NOR
/delete-node/ qspi-clk-0;
/delete-node/ qspi-bk1-0;
/delete-node/ qspi-bk2-0;
#endif
#if !STM32MP_EMMC && !STM32MP_SDMMC
/delete-node/ sdmmc1-b4-0;
/delete-node/ sdmmc1-dir-0;
/delete-node/ sdmmc2-b4-0;
/delete-node/ sdmmc2-b4-1;
/delete-node/ sdmmc2-d47-0;
#endif
#if !STM32MP_USB_PROGRAMMER
/delete-node/ usbotg_hs-0;
/delete-node/ usbotg-fs-dp-dm-0;
#endif
};
}; };
/* /*

View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* /*
* Copyright (C) STMicroelectronics 2020-2021 - All Rights Reserved * Copyright (c) 2020-2023, STMicroelectronics - All Rights Reserved
*/ */
/ { / {
@ -26,21 +26,5 @@
/delete-node/ spi@5c001000; /delete-node/ spi@5c001000;
/delete-node/ stgen@5c008000; /delete-node/ stgen@5c008000;
/delete-node/ i2c@5c009000; /delete-node/ i2c@5c009000;
pinctrl@50002000 {
/delete-node/ fmc-0;
/delete-node/ qspi-clk-0;
/delete-node/ qspi-bk1-0;
/delete-node/ qspi-bk2-0;
/delete-node/ sdmmc1-b4-0;
/delete-node/ sdmmc1-dir-0;
/delete-node/ sdmmc2-b4-0;
/delete-node/ sdmmc2-b4-1;
/delete-node/ sdmmc2-d47-0;
/delete-node/ sdmmc2-d47-1;
/delete-node/ sdmmc2-d47-3;
/delete-node/ usbotg_hs-0;
/delete-node/ usbotg-fs-dp-dm-0;
};
}; };
}; };

View file

@ -1,12 +1,12 @@
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* /*
* Copyright (c) 2017-2021, STMicroelectronics - All Rights Reserved * Copyright (c) 2017-2023, STMicroelectronics - All Rights Reserved
* Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics. * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
*/ */
#include <dt-bindings/pinctrl/stm32-pinfunc.h> #include <dt-bindings/pinctrl/stm32-pinfunc.h>
&pinctrl { &pinctrl {
fmc_pins_a: fmc-0 { /omit-if-no-ref/ fmc_pins_a: fmc-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('D', 4, AF12)>, /* FMC_NOE */ pinmux = <STM32_PINMUX('D', 4, AF12)>, /* FMC_NOE */
<STM32_PINMUX('D', 5, AF12)>, /* FMC_NWE */ <STM32_PINMUX('D', 5, AF12)>, /* FMC_NWE */
@ -31,7 +31,7 @@
}; };
}; };
i2c2_pins_a: i2c2-0 { /omit-if-no-ref/ i2c2_pins_a: i2c2-0 {
pins { pins {
pinmux = <STM32_PINMUX('H', 4, AF4)>, /* I2C2_SCL */ pinmux = <STM32_PINMUX('H', 4, AF4)>, /* I2C2_SCL */
<STM32_PINMUX('H', 5, AF4)>; /* I2C2_SDA */ <STM32_PINMUX('H', 5, AF4)>; /* I2C2_SDA */
@ -41,7 +41,7 @@
}; };
}; };
qspi_clk_pins_a: qspi-clk-0 { /omit-if-no-ref/ qspi_clk_pins_a: qspi-clk-0 {
pins { pins {
pinmux = <STM32_PINMUX('F', 10, AF9)>; /* QSPI_CLK */ pinmux = <STM32_PINMUX('F', 10, AF9)>; /* QSPI_CLK */
bias-disable; bias-disable;
@ -50,7 +50,7 @@
}; };
}; };
qspi_bk1_pins_a: qspi-bk1-0 { /omit-if-no-ref/ qspi_bk1_pins_a: qspi-bk1-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */ pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */
<STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */ <STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */
@ -68,7 +68,7 @@
}; };
}; };
qspi_bk2_pins_a: qspi-bk2-0 { /omit-if-no-ref/ qspi_bk2_pins_a: qspi-bk2-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('H', 2, AF9)>, /* QSPI_BK2_IO0 */ pinmux = <STM32_PINMUX('H', 2, AF9)>, /* QSPI_BK2_IO0 */
<STM32_PINMUX('H', 3, AF9)>, /* QSPI_BK2_IO1 */ <STM32_PINMUX('H', 3, AF9)>, /* QSPI_BK2_IO1 */
@ -86,7 +86,7 @@
}; };
}; };
sdmmc1_b4_pins_a: sdmmc1-b4-0 { /omit-if-no-ref/ sdmmc1_b4_pins_a: sdmmc1-b4-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */ pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
<STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */ <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
@ -105,7 +105,7 @@
}; };
}; };
sdmmc1_dir_pins_a: sdmmc1-dir-0 { /omit-if-no-ref/ sdmmc1_dir_pins_a: sdmmc1-dir-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */ pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
<STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */ <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
@ -120,7 +120,7 @@
}; };
}; };
sdmmc1_dir_pins_b: sdmmc1-dir-1 { /omit-if-no-ref/ sdmmc1_dir_pins_b: sdmmc1-dir-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */ pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
<STM32_PINMUX('E', 14, AF11)>, /* SDMMC1_D123DIR */ <STM32_PINMUX('E', 14, AF11)>, /* SDMMC1_D123DIR */
@ -135,7 +135,7 @@
}; };
}; };
sdmmc2_b4_pins_a: sdmmc2-b4-0 { /omit-if-no-ref/ sdmmc2_b4_pins_a: sdmmc2-b4-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */ pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
<STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */ <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
@ -154,7 +154,7 @@
}; };
}; };
sdmmc2_b4_pins_b: sdmmc2-b4-1 { /omit-if-no-ref/ sdmmc2_b4_pins_b: sdmmc2-b4-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */ pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */
<STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */ <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */
@ -173,7 +173,7 @@
}; };
}; };
sdmmc2_d47_pins_a: sdmmc2-d47-0 { /omit-if-no-ref/ sdmmc2_d47_pins_a: sdmmc2-d47-0 {
pins { pins {
pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
<STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */ <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
@ -185,7 +185,7 @@
}; };
}; };
sdmmc2_d47_pins_b: sdmmc2-d47-1 { /omit-if-no-ref/ sdmmc2_d47_pins_b: sdmmc2-d47-1 {
pins { pins {
pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
<STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */ <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
@ -197,7 +197,7 @@
}; };
}; };
sdmmc2_d47_pins_c: sdmmc2-d47-2 { /omit-if-no-ref/ sdmmc2_d47_pins_c: sdmmc2-d47-2 {
pins { pins {
pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
<STM32_PINMUX('A', 15, AF9)>, /* SDMMC2_D5 */ <STM32_PINMUX('A', 15, AF9)>, /* SDMMC2_D5 */
@ -209,7 +209,7 @@
}; };
}; };
sdmmc2_d47_pins_d: sdmmc2-d47-3 { /omit-if-no-ref/ sdmmc2_d47_pins_d: sdmmc2-d47-3 {
pins { pins {
pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */
<STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */ <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */
@ -218,7 +218,7 @@
}; };
}; };
uart4_pins_a: uart4-0 { /omit-if-no-ref/ uart4_pins_a: uart4-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */ pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
bias-disable; bias-disable;
@ -231,7 +231,7 @@
}; };
}; };
uart4_pins_b: uart4-1 { /omit-if-no-ref/ uart4_pins_b: uart4-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('D', 1, AF8)>; /* UART4_TX */ pinmux = <STM32_PINMUX('D', 1, AF8)>; /* UART4_TX */
bias-disable; bias-disable;
@ -244,7 +244,7 @@
}; };
}; };
uart7_pins_a: uart7-0 { /omit-if-no-ref/ uart7_pins_a: uart7-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */ pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */
bias-disable; bias-disable;
@ -259,7 +259,7 @@
}; };
}; };
uart7_pins_b: uart7-1 { /omit-if-no-ref/ uart7_pins_b: uart7-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 7, AF7)>; /* UART7_TX */ pinmux = <STM32_PINMUX('F', 7, AF7)>; /* UART7_TX */
bias-disable; bias-disable;
@ -272,7 +272,7 @@
}; };
}; };
uart7_pins_c: uart7-2 { /omit-if-no-ref/ uart7_pins_c: uart7-2 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */ pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART7_TX */
bias-disable; bias-disable;
@ -285,7 +285,7 @@
}; };
}; };
uart8_pins_a: uart8-0 { /omit-if-no-ref/ uart8_pins_a: uart8-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */ pinmux = <STM32_PINMUX('E', 1, AF8)>; /* UART8_TX */
bias-disable; bias-disable;
@ -298,7 +298,7 @@
}; };
}; };
usart2_pins_a: usart2-0 { /omit-if-no-ref/ usart2_pins_a: usart2-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 5, AF7)>, /* USART2_TX */ pinmux = <STM32_PINMUX('F', 5, AF7)>, /* USART2_TX */
<STM32_PINMUX('D', 4, AF7)>; /* USART2_RTS */ <STM32_PINMUX('D', 4, AF7)>; /* USART2_RTS */
@ -313,7 +313,7 @@
}; };
}; };
usart2_pins_b: usart2-1 { /omit-if-no-ref/ usart2_pins_b: usart2-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('F', 5, AF7)>, /* USART2_TX */ pinmux = <STM32_PINMUX('F', 5, AF7)>, /* USART2_TX */
<STM32_PINMUX('A', 1, AF7)>; /* USART2_RTS */ <STM32_PINMUX('A', 1, AF7)>; /* USART2_RTS */
@ -328,7 +328,7 @@
}; };
}; };
usart2_pins_c: usart2-2 { /omit-if-no-ref/ usart2_pins_c: usart2-2 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('D', 5, AF7)>, /* USART2_TX */ pinmux = <STM32_PINMUX('D', 5, AF7)>, /* USART2_TX */
<STM32_PINMUX('D', 4, AF7)>; /* USART2_RTS */ <STM32_PINMUX('D', 4, AF7)>; /* USART2_RTS */
@ -343,7 +343,7 @@
}; };
}; };
usart3_pins_a: usart3-0 { /omit-if-no-ref/ usart3_pins_a: usart3-0 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('B', 10, AF7)>; /* USART3_TX */ pinmux = <STM32_PINMUX('B', 10, AF7)>; /* USART3_TX */
bias-disable; bias-disable;
@ -356,7 +356,7 @@
}; };
}; };
usart3_pins_b: usart3-1 { /omit-if-no-ref/ usart3_pins_b: usart3-1 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */ pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */
<STM32_PINMUX('G', 8, AF8)>; /* USART3_RTS */ <STM32_PINMUX('G', 8, AF8)>; /* USART3_RTS */
@ -371,7 +371,7 @@
}; };
}; };
usart3_pins_c: usart3-2 { /omit-if-no-ref/ usart3_pins_c: usart3-2 {
pins1 { pins1 {
pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */ pinmux = <STM32_PINMUX('B', 10, AF7)>, /* USART3_TX */
<STM32_PINMUX('G', 8, AF8)>; /* USART3_RTS */ <STM32_PINMUX('G', 8, AF8)>; /* USART3_RTS */
@ -386,13 +386,13 @@
}; };
}; };
usbotg_hs_pins_a: usbotg-hs-0 { /omit-if-no-ref/ usbotg_hs_pins_a: usbotg-hs-0 {
pins { pins {
pinmux = <STM32_PINMUX('A', 10, ANALOG)>; /* OTG_ID */ pinmux = <STM32_PINMUX('A', 10, ANALOG)>; /* OTG_ID */
}; };
}; };
usbotg_fs_dp_dm_pins_a: usbotg-fs-dp-dm-0 { /omit-if-no-ref/ usbotg_fs_dp_dm_pins_a: usbotg-fs-dp-dm-0 {
pins { pins {
pinmux = <STM32_PINMUX('A', 11, ANALOG)>, /* OTG_FS_DM */ pinmux = <STM32_PINMUX('A', 11, ANALOG)>, /* OTG_FS_DM */
<STM32_PINMUX('A', 12, ANALOG)>; /* OTG_FS_DP */ <STM32_PINMUX('A', 12, ANALOG)>; /* OTG_FS_DP */
@ -401,7 +401,7 @@
}; };
&pinctrl_z { &pinctrl_z {
i2c4_pins_a: i2c4-0 { /omit-if-no-ref/ i2c4_pins_a: i2c4-0 {
pins { pins {
pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */ pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
<STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */ <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */