Re: [PATCH 5/6] arm: dts: karo: add karo imx8mp-karo-qsxp-qsbase4

[Stefan Kerkmann <s.kerkmann@pengutronix.de>]

Hello Ahmad,

On 11.03.24 11:05, Ahmad Fatoum wrote:
> On 11.03.24 10:10, Stefan Kerkmann wrote:
>> +/dts-v1/;
>> +
>> +#include "imx8mp-karo-qsxp-ml81.dts"
>> +
>> +&{/} {
> 
> While not wrong, this is unnecessary. We know that there is a / already.
> 

Ack.

>> +	model = "Ka-Ro electronics QSXP-ML81-QSBASE4 (NXP i.MX8MP) Board";
>> +	compatible = "karo,imx8mp-qsxp-ml81-qsbase4", "karo,imx8mp-qsxp-ml81", "fsl,imx8mp";
> 
> Ok, this confuses me. I thought QSXP is the SoM. What's ML81?

The official part number from karo is `QSXP-ML81`, it is just not
mentioned upfront on their product page - but you'll see it under
`Varianten` at https://www.karo-electronics.de/qsxp#c12158. Therefore I
vote to keep the `ml81` part.

> 
> 
>> +&usdhc2 {
>> +	status = "disabled";
>> +};
> 
> Nitpick: Should be disabled in SoM, as it requires outside hardware to be functional.
> 

Ack.

>> +
>> +&iomuxc {
>> +	pinctrl_eqos: eqosgrp {
>> +		fsl,pins = <
>> +			MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x140					/* PHY reset */
>> +			MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC 0x142
>> +			MX8MP_IOMUXC_ENET_MDIO__ENET_QOS_MDIO 0x142
>> +			MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x40000016
>> +			MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0 0x016
>> +			MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1 0x016
>> +			MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2 0x016
>> +			MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3 0x016
>> +			MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x016
>> +			MX8MP_IOMUXC_ENET_RD0__ENET_QOS_RGMII_RD0 0x110				/* MODE0 */
>> +			MX8MP_IOMUXC_ENET_RD1__ENET_QOS_RGMII_RD1 0x150				/* MODE1 */
>> +			MX8MP_IOMUXC_ENET_RD2__ENET_QOS_RGMII_RD2 0x150				/* MODE2 */
>> +			MX8MP_IOMUXC_ENET_RD3__ENET_QOS_RGMII_RD3 0x150				/* MODE3 */
>> +			MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x156		/* PHYAD2 */
>> +			MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x000			/* CLK125_EN */
>> +			MX8MP_IOMUXC_GPIO1_IO00__CCM_ENET_PHY_REF_CLK_ROOT 0x110		/* LED_MODE */
>> +		>;
>> +	};
>> +
>> +	pinctrl_eqos_sleep: eqos-sleep-grp {
>> +		fsl,pins = <
>> +			MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x120
>> +			MX8MP_IOMUXC_ENET_MDC__GPIO1_IO16 0x120
>> +			MX8MP_IOMUXC_ENET_MDIO__GPIO1_IO17 0x120
>> +			MX8MP_IOMUXC_ENET_TXC__GPIO1_IO23 0x120
>> +			MX8MP_IOMUXC_ENET_TD0__GPIO1_IO21 0x120
>> +			MX8MP_IOMUXC_ENET_TD1__GPIO1_IO20 0x120
>> +			MX8MP_IOMUXC_ENET_TD2__GPIO1_IO19 0x120
>> +			MX8MP_IOMUXC_ENET_TD3__GPIO1_IO18 0x120
>> +			MX8MP_IOMUXC_ENET_TX_CTL__GPIO1_IO22 0x120
>> +			MX8MP_IOMUXC_ENET_RD0__GPIO1_IO26 0x120
>> +			MX8MP_IOMUXC_ENET_RD1__GPIO1_IO27 0x120
>> +			MX8MP_IOMUXC_ENET_RD2__GPIO1_IO28 0x120
>> +			MX8MP_IOMUXC_ENET_RD3__GPIO1_IO29 0x120
>> +			MX8MP_IOMUXC_ENET_RXC__GPIO1_IO25 0x120
>> +			MX8MP_IOMUXC_ENET_RX_CTL__GPIO1_IO24 0x120
>> +			MX8MP_IOMUXC_GPIO1_IO00__GPIO1_IO00 0x120
>> +		>;
>> +	};
>> +};
>>
> 

-- 
Pengutronix e.K.                       | Stefan Kerkmann             |
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