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| author | Wisley Chen <wisley.chen@quantatw.com> | 2019-07-23 14:33:04 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2019-07-31 01:56:59 +0000 |
| commit | a0a83e1a6c526d5877c83122a1682704c6ec178d (patch) | |
| tree | 7bb8fe2fffbeb9008195d5a2678892b9b3b42019 /src/mainboard/google/octopus/variants/meep/gpio.c | |
| parent | 3b3417783099f65cea3ae0130c34fa897052327e (diff) | |
| download | coreboot-a0a83e1a6c526d5877c83122a1682704c6ec178d.tar.gz coreboot-a0a83e1a6c526d5877c83122a1682704c6ec178d.tar.bz2 coreboot-a0a83e1a6c526d5877c83122a1682704c6ec178d.zip | |
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>
Diffstat (limited to 'src/mainboard/google/octopus/variants/meep/gpio.c')
| -rw-r--r-- | src/mainboard/google/octopus/variants/meep/gpio.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/mainboard/google/octopus/variants/meep/gpio.c b/src/mainboard/google/octopus/variants/meep/gpio.c index 7b47bf121700..44d9fff12991 100644 --- a/src/mainboard/google/octopus/variants/meep/gpio.c +++ b/src/mainboard/google/octopus/variants/meep/gpio.c @@ -17,6 +17,7 @@ #include <baseboard/variants.h> #include <gpio.h> #include <soc/gpio.h> +#include <variant/sku.h> static const struct pad_config default_override_table[] = { PAD_NC(GPIO_104, UP_20K), @@ -26,8 +27,34 @@ static const struct pad_config default_override_table[] = { DISPUPD), }; +static const struct pad_config hdmi_sku_override_table[] = { + PAD_NC(GPIO_104, UP_20K), + + /* HV_DDI1_DDC_SDA */ + PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_126, NONE, DEEP, NF1, HIZCRx1, + DISPUPD), + /* HV_DDI1_DDC_SCL */ + PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_127, NONE, DEEP, NF1, HIZCRx1, + DISPUPD), + /* EN_PP3300_TOUCHSCREEN */ + PAD_CFG_GPO_IOSSTATE_IOSTERM(GPIO_146, 0, DEEP, NONE, Tx0RxDCRx0, + DISPUPD), +}; + const struct pad_config *variant_override_gpio_table(size_t *num) { - *num = ARRAY_SIZE(default_override_table); - return default_override_table; + uint32_t sku_id; + sku_id = get_board_sku(); + + switch (sku_id) { + case SKU_33_DORP: + case SKU_34_DORP: + case SKU_35_DORP: + case SKU_36_DORP: + *num = ARRAY_SIZE(hdmi_sku_override_table); + return hdmi_sku_override_table; + default: + *num = ARRAY_SIZE(default_override_table); + return default_override_table; + } } |