diff options
| author | John Su <john_su@compal.corp-partner.google.com> | 2020-12-11 14:31:24 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2020-12-22 03:47:15 +0000 |
| commit | 6c0aba2059c860dba1002aade61a5a84686cd9c8 (patch) | |
| tree | 94a1e4721e739dfa11802e17bb47b4bcc3bf5772 /src/mainboard/google/zork/variants/vilboz | |
| parent | e05298b1d230a8a6147bf994f678ffc7587a8cd4 (diff) | |
mb/google/zork/var/vilboz: Add enable acp_i2s_use_external_48mhz_osc flag
Add enable acp_i2s_use_external_48mhz_osc flag and then
WWAN sku will use external clock source at next build.
BUG=b:174121847
BRANCH=zork
TEST=build vilboz and check MISC_CLK_CNTL1.
Signed-off-by: John Su <john_su@compal.corp-partner.google.com>
Change-Id: Ida747938373f648524b1e7f34bc69e372a69c4f9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48556
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/zork/variants/vilboz')
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/variant.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mainboard/google/zork/variants/vilboz/variant.c b/src/mainboard/google/zork/variants/vilboz/variant.c index cbc160e5c7..fd38e1d1ea 100644 --- a/src/mainboard/google/zork/variants/vilboz/variant.c +++ b/src/mainboard/google/zork/variants/vilboz/variant.c @@ -31,3 +31,13 @@ void variant_get_dxio_ddi_descriptors(const fsp_dxio_descriptor **dxio_descs, *ddi_descs = &hdmi_ddi_descriptors[0]; *ddi_num = ARRAY_SIZE(hdmi_ddi_descriptors); } + +void variant_devtree_update(void) +{ + struct soc_amd_picasso_config *soc_cfg; + soc_cfg = config_of_soc(); + + /* b:/174121847 Use external OSC to mitigate noise for WWAN sku. */ + if (variant_has_wwan()) + soc_cfg->acp_i2s_use_external_48mhz_osc = 1; +} |