diff options
| author | Reka Norman <rekanorman@google.com> | 2022-05-09 20:45:40 +1000 |
|---|---|---|
| committer | Werner Zeh <werner.zeh@siemens.com> | 2022-05-16 05:11:29 +0000 |
| commit | 48e16f76c5e910a071cd0e1a319d3b11cc30dc98 (patch) | |
| tree | e5390a8116b1599942ddd35a462ebec1d4db668e /src/mainboard/google/brya | |
| parent | f2f785dbbee7db2b6cd30bc5eaa5bfabff4f82ef (diff) | |
mb/google/nissa/var/nivviks: Disable PCIe WLAN pins
Nivviks uses CNVi WLAN, so disable the PCIe-related GPIOs.
BUG=b:218929856
TEST=Boot to OS on nivviks and check that WLAN still works.
Change-Id: I68f12490b0f09658e1307828b0e4488504f50e61
Signed-off-by: Reka Norman <rekanorman@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64214
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Diffstat (limited to 'src/mainboard/google/brya')
| -rw-r--r-- | src/mainboard/google/brya/variants/nivviks/gpio.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/src/mainboard/google/brya/variants/nivviks/gpio.c b/src/mainboard/google/brya/variants/nivviks/gpio.c index 6d07a37bfc..f20288fe37 100644 --- a/src/mainboard/google/brya/variants/nivviks/gpio.c +++ b/src/mainboard/google/brya/variants/nivviks/gpio.c @@ -8,6 +8,10 @@ /* Pad configuration in ramstage for nivviks board_id = 0 */ static const struct pad_config board_id0_overrides[] = { + /* D7 : WLAN_CLKREQ_ODL */ + PAD_NC(GPP_D7, NONE), + /* H3 : WLAN_PCIE_WAKE_ODL */ + PAD_NC(GPP_H3, NONE), /* R4 : I2S2_SCLK ==> I2S_SPK_BCLK_R */ PAD_CFG_NF(GPP_R4, NONE, DEEP, NF2), /* R5 : I2S2_SFRM ==> I2S_SPK_LRCK_R */ @@ -30,18 +34,30 @@ static const struct pad_config board_id0_overrides[] = { PAD_CFG_NF(GPP_S7, NONE, DEEP, NF2), }; +/* Pad configuration in ramstage for nivviks board_id >= 1 */ +static const struct pad_config override_gpio_table[] = { + /* D7 : WLAN_CLKREQ_ODL */ + PAD_NC(GPP_D7, NONE), + /* H3 : WLAN_PCIE_WAKE_ODL */ + PAD_NC(GPP_H3, NONE), +}; + /* Pad configuration in ramstage for nirwen */ static const struct pad_config override_gpio_table_nirwen[] = { /* B4 : SSD_PERST_L */ PAD_CFG_GPO(GPP_B4, 1, DEEP), /* D6 : SRCCLKREQ1# ==> SSD_CLKREQ_ODL */ PAD_CFG_NF(GPP_D6, NONE, DEEP, NF1), + /* D7 : WLAN_CLKREQ_ODL */ + PAD_NC(GPP_D7, NONE), /* D11 : EN_PP3300_SSD */ PAD_CFG_GPO(GPP_D11, 1, DEEP), /* E13 : SRCCLKREQ1# ==> WWAN_EN */ PAD_CFG_GPO(GPP_E13, 1, DEEP), /* E17 : SSD_PLN_L */ PAD_CFG_GPO(GPP_E17, 1, PLTRST), + /* H3 : WLAN_PCIE_WAKE_ODL */ + PAD_NC(GPP_H3, NONE), }; /* Early pad configuration in bootblock for nivviks */ @@ -116,8 +132,8 @@ const struct pad_config *variant_gpio_override_table(size_t *num) } if (id == 1) { - *num = 0; - return NULL; + *num = ARRAY_SIZE(override_gpio_table); + return override_gpio_table; } /* board_id >= 2 means nirwen */ |