mb/google/octopus: Override DDI1 DDC SDA/SCL for HDMI
The device Dorp uses the variant Meep, and supports HDMI. -sku33 (HDMI) -sku34 (HDMI + keyboard backlight) -sku35 (HDMI + Touchscreen) -sku36 (HDMI + keyboard backlight + Touchscreen) BUG=b:136522841 BRANCH=octopus TEST=emerge-octopus coreboot Change-Id: I59ba2e56cf2f83ca9d533454570bcdd39c0a2e7c Signed-off-by: Wisley Chen <wisley.chen@quantatw.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/34509 Reviewed-by: Marco Chen <marcochen@google.com> Reviewed-by: Justin TerAvest <teravest@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -17,6 +17,7 @@
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#include <baseboard/variants.h>
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#include <gpio.h>
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#include <soc/gpio.h>
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#include <variant/sku.h>
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static const struct pad_config default_override_table[] = {
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PAD_NC(GPIO_104, UP_20K),
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@ -26,8 +27,34 @@ static const struct pad_config default_override_table[] = {
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DISPUPD),
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};
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static const struct pad_config hdmi_sku_override_table[] = {
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PAD_NC(GPIO_104, UP_20K),
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/* HV_DDI1_DDC_SDA */
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PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_126, NONE, DEEP, NF1, HIZCRx1,
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DISPUPD),
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/* HV_DDI1_DDC_SCL */
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PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_127, NONE, DEEP, NF1, HIZCRx1,
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DISPUPD),
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/* EN_PP3300_TOUCHSCREEN */
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PAD_CFG_GPO_IOSSTATE_IOSTERM(GPIO_146, 0, DEEP, NONE, Tx0RxDCRx0,
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DISPUPD),
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};
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const struct pad_config *variant_override_gpio_table(size_t *num)
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{
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*num = ARRAY_SIZE(default_override_table);
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return default_override_table;
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uint32_t sku_id;
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sku_id = get_board_sku();
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switch (sku_id) {
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case SKU_33_DORP:
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case SKU_34_DORP:
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case SKU_35_DORP:
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case SKU_36_DORP:
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*num = ARRAY_SIZE(hdmi_sku_override_table);
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return hdmi_sku_override_table;
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default:
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*num = ARRAY_SIZE(default_override_table);
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return default_override_table;
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}
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}
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@ -0,0 +1,27 @@
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/*
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* This file is part of the coreboot project.
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*
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* Copyright 2019 Google LLC
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __MAINBOARD_SKU_H__
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#define __MAINBOARD_SKU_H__
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enum {
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SKU_33_DORP = 33, /* HDMI */
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SKU_34_DORP = 34, /* HDMI+Kblight */
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SKU_35_DORP = 35, /* HDMI+TS */
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SKU_36_DORP = 36, /* HDMI+TS+KBlight */
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};
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#endif /* __MAINBOARD_SKU_H__ */
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