Re: [PATCH 1/1] ARM: multi_v7_defconfig: Add MCP23S08 pinctrl support

From: Christophe ROULLIER
Date: Mon Jun 10 2024 - 04:16:23 EST


Hi Krzysztof,

On 6/10/24 10:09, Krzysztof Kozlowski wrote:
On 10/06/2024 10:06, Christophe Roullier wrote:
Enable MCP23S08 I/O expanders to manage Ethernet PHY
reset in STM32MP135F-DK board.

Signed-off-by: Christophe Roullier <christophe.roullier@xxxxxxxxxxx>
---
arch/arm/configs/multi_v7_defconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 86bf057ac3663..9758f3d41ad70 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -469,6 +469,7 @@ CONFIG_SPI_XILINX=y
CONFIG_SPI_SPIDEV=y
CONFIG_SPMI=y
CONFIG_PINCTRL_AS3722=y
+CONFIG_PINCTRL_MCP23S08=y
This is not an on-SoC pinctrl, so it should be module (=m).

The stmmac is in built-in, if IO-Expander (MCP23S08) is on module, we have huge of message during kernel boot

because stmmac driver is deferred several times. (need to wait that module are ready)

Thanks


Best regards,
Krzysztof