Change in coreboot[master]: mb/clevo/tgl-u: Add Clevo NV41 Tiger Lake laptop support

[Felix Singer (Code Review)]

Attention is currently required from: Michał Żygowski, Michał Kopeć, Michael Niewöhner.
Felix Singer has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62498 )

Change subject: mb/clevo/tgl-u: Add Clevo NV41 Tiger Lake laptop support
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Patch Set 1:

(2 comments)

File src/mainboard/clevo/tgl-u/variants/nv4x/gpio.c:

https://review.coreboot.org/c/coreboot/+/62498/comment/e945be0b_b5b5b404 
PS1, Line 242: static const struct pad_config early_gpio_table[] = {
             : 	PAD_CFG_NF(GPP_C20, UP_20K, DEEP, NF1), /* UART2_RXD */
             : 	PAD_CFG_NF(GPP_C21, UP_20K, DEEP, NF1), /* UART2_TXD */
             : 	PAD_CFG_TERM_GPO(GPP_U4, 0, NONE, DEEP), /* DGPU_RST#_PCH */
             : 	PAD_CFG_TERM_GPO(GPP_U5, 0, NONE, DEEP), /* DGPU_PWR_EN */
             : };
> Move this to early_gpio. […]

Please use gpio_early.c, to align with the other Clevos.

https://review.coreboot.org/c/coreboot/+/62498/comment/39476174_74086b6a 
PS1, Line 255: const struct pad_config *variant_early_gpio_table(size_t *num)
             : {
             : 	*num = ARRAY_SIZE(early_gpio_table);
             : 	return early_gpio_table;
             : }
> See clevo/cml-u/variants/l140cu/romstage.c how we do GPIO configuration there.

I meant clevo/cml-u/variants/l140cu/gpio_early.c, sorry.