diff options
| author | Alex Levin <levinale@chromium.org> | 2020-03-09 16:52:59 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-03-11 14:37:01 +0000 |
| commit | a53dbd4780b2b19b06756f7c119f8c315fca4a58 (patch) | |
| tree | d44a3b9979b9a79d3e3e8956f4108ff22d2014c5 /src | |
| parent | 0965044c99162b27e8c7ca01e4e14ccecd882c1b (diff) | |
| download | coreboot-a53dbd4780b2b19b06756f7c119f8c315fca4a58.tar.xz | |
mb/google/volteer: Disable WWAN PCIe
Disable WWAN PCIe to allow WWAN enumerate as USB on Volteer.
BUG=b:146226689
BRANCH=none
TEST=lsusb shows WWAN device
Change-Id: I04e49e3ec989d20ea3469fce06051c475b0ed0c8
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39421
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/volteer/variants/baseboard/devicetree.cb | 8 | ||||
| -rw-r--r-- | src/mainboard/google/volteer/variants/baseboard/gpio.c | 2 |
2 files changed, 3 insertions, 7 deletions
diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb index dd6895b131..b08ff7d5c9 100644 --- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb @@ -56,12 +56,8 @@ chip soc/intel/tigerlake register "PcieClkSrcUsage[1]" = "6" register "PcieClkSrcClkReq[1]" = "1" - # Enable WWAN PCIE 6 using clk 2 - register "PcieRpEnable[5]" = "1" - register "PcieClkSrcUsage[2]" = "5" - register "PcieClkSrcClkReq[2]" = "2" - # Mark SRCCLKREQ pins as unused that are routed for a Non-Clkreq functionality + register "PcieClkSrcUsage[2]" = "0xFF" register "PcieClkSrcUsage[4]" = "0xFF" register "PcieClkSrcUsage[5]" = "0xFF" register "PcieClkSrcUsage[6]" = "0xFF" @@ -309,7 +305,7 @@ chip soc/intel/tigerlake device pci 1c.2 off end # RP3 0xA0BA device pci 1c.3 off end # RP4 0xA0BB device pci 1c.4 off end # RP5 0xA0BC - device pci 1c.5 on end # WWAN RP6 0xA0BD + device pci 1c.5 off end # WWAN RP6 0xA0BD device pci 1c.6 on end # RP7 0xA0BE device pci 1c.7 on end # SD Card RP8 0xA0BF diff --git a/src/mainboard/google/volteer/variants/baseboard/gpio.c b/src/mainboard/google/volteer/variants/baseboard/gpio.c index f6dbed0bee..da3e5423bf 100644 --- a/src/mainboard/google/volteer/variants/baseboard/gpio.c +++ b/src/mainboard/google/volteer/variants/baseboard/gpio.c @@ -170,7 +170,7 @@ static const struct pad_config gpio_table[] = { /* D6 : SRCCLKREQ1# ==> WLAN_CLKREQ_ODL */ PAD_CFG_NF(GPP_D6, NONE, DEEP, NF1), /* D7 : SRCCLKREQ2# ==> WWAN_CLKREQ_ODL */ - PAD_CFG_NF(GPP_D7, NONE, DEEP, NF1), + PAD_NC(GPP_D7, NONE), /* D8 : SRCCLKREQ3# ==> SD_CLKREQ_ODL */ PAD_CFG_NF(GPP_D8, NONE, DEEP, NF1), /* D9 : ISH_SPI_CS# ==> PCH_GSPI2_CVF_CS_L */ |