diff options
| author | Zheng Bao <fishbaozi@gmail.com> | 2022-01-25 11:40:18 +0800 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-01-31 10:31:25 +0000 |
| commit | b4cdfb512871f0cb2efff3489eecc4b7bf5d8c8f (patch) | |
| tree | e0efd38b45470113461acc6cab7d70dba27d3e3d /src/mainboard/amd | |
| parent | ce7ec14f36b6be01e93f4845304435d1b6f1d0d0 (diff) | |
mb/amd/majolica: Add variant to disable HDMI
For one specific type of APU, it doesn't have HDMI. When we detect
this APU, we need to explicitly disable HDMI in DDI settings,
otherwise the system would freeze.
Please refer
src/mainboard/google/guybrush/variants/dewatt/variant.c
Change-Id: I8d7637467d2f16377d3c3064cdb0934d1658fdf7
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61361
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Diffstat (limited to 'src/mainboard/amd')
| -rw-r--r-- | src/mainboard/amd/majolica/port_descriptors.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mainboard/amd/majolica/port_descriptors.c b/src/mainboard/amd/majolica/port_descriptors.c index 9c771f4742..4cbccf626a 100644 --- a/src/mainboard/amd/majolica/port_descriptors.c +++ b/src/mainboard/amd/majolica/port_descriptors.c @@ -3,6 +3,7 @@ #include <soc/gpio.h> #include <soc/platform_descriptors.h> #include <types.h> +#include <amdblocks/cpu.h> static const fsp_dxio_descriptor majolica_czn_dxio_descriptors[] = { { /* MXM */ @@ -92,7 +93,7 @@ static const fsp_dxio_descriptor majolica_czn_dxio_descriptors[] = { } }; -static const fsp_ddi_descriptor majolica_czn_ddi_descriptors[] = { +static fsp_ddi_descriptor majolica_czn_ddi_descriptors[] = { { /* DDI0 - DP */ .connector_type = DDI_DP, .aux_index = DDI_AUX1, @@ -124,6 +125,9 @@ void mainboard_get_dxio_ddi_descriptors( const fsp_dxio_descriptor **dxio_descs, size_t *dxio_num, const fsp_ddi_descriptor **ddi_descs, size_t *ddi_num) { + if ((get_cpu_count() == 4 && get_threads_per_core() == 2) || get_cpu_count() == 2) + majolica_czn_ddi_descriptors[1].connector_type = DDI_UNUSED_TYPE; + *dxio_descs = majolica_czn_dxio_descriptors; *dxio_num = ARRAY_SIZE(majolica_czn_dxio_descriptors); *ddi_descs = majolica_czn_ddi_descriptors; |