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authorZheng Bao <fishbaozi@gmail.com>2022-01-22 12:25:41 +0800
committerFelix Held <felix-coreboot@felixheld.de>2022-01-31 10:31:09 +0000
commitce7ec14f36b6be01e93f4845304435d1b6f1d0d0 (patch)
treed1101d69eaf56a25112847904904e243e3a41f70
parent5561468eebb277a0e6e1cec43e3f783c9f46c50f (diff)
mb/google/guybrush/guybrush: 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 BUG=b:215432928 Change-Id: I93fca8cf9870533da1bcca5fa28ff22085e65beb Signed-off-by: Zheng Bao <fishbaozi@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/61314 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
-rw-r--r--src/mainboard/google/guybrush/variants/guybrush/variant.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mainboard/google/guybrush/variants/guybrush/variant.c b/src/mainboard/google/guybrush/variants/guybrush/variant.c
index 54ca6a0a7f..974e357cd9 100644
--- a/src/mainboard/google/guybrush/variants/guybrush/variant.c
+++ b/src/mainboard/google/guybrush/variants/guybrush/variant.c
@@ -4,6 +4,7 @@
#include <boardid.h>
#include <device/device.h>
#include <soc/gpio.h>
+#include <amdblocks/cpu.h>
bool variant_has_pcie_wwan(void)
{
@@ -14,3 +15,9 @@ uint8_t variant_sd_aux_reset_gpio(void)
{
return board_id() == 1 ? GPIO_70 : GPIO_69;
}
+
+void variant_update_ddi_descriptors(fsp_ddi_descriptor *ddi_descriptors)
+{
+ if ((get_cpu_count() == 4 && get_threads_per_core() == 2) || get_cpu_count() == 2)
+ ddi_descriptors[1].connector_type = DDI_UNUSED_TYPE;
+}