From 840679d2c1d2d17e10866ae412332bb1a8a417b7 Mon Sep 17 00:00:00 2001 From: Subrata Banik Date: Fri, 27 Nov 2020 00:46:18 +0530 Subject: mainboard/intel/adlrvp: Enable PCH PCIe device over x1 slot List of changes: 1. Enable Root Port 8 aka 0:0x1c:7 2. Assign free running clock for RP8 3. Apply W/A to get card detected on x1 slot - Drive OEB 7:GPP_A7 and OEB 6:GPP_E5 low TEST=Able to detect PCIe SD card over x1 slot localhost ~ # dmesg | grep mmc [ 3.643755] mmc0: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 3.825201] mmc0: new ultra high speed DDR50 SDHC card at address 17f8 [ 3.835452] mmcblk0: mmc0:17f8 SE16G 14.4 GiB [ 3.849158] mmcblk0: p1 Change-Id: Ibea37b8de4dd020ff0108ec90ea6f8bcfaa4fb17 Signed-off-by: Subrata Banik Reviewed-on: https://review.coreboot.org/c/coreboot/+/48080 Reviewed-by: Angel Pons Reviewed-by: V Sowmya Tested-by: build bot (Jenkins) --- src/mainboard/intel/adlrvp/gpio.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/mainboard/intel/adlrvp/gpio.c') diff --git a/src/mainboard/intel/adlrvp/gpio.c b/src/mainboard/intel/adlrvp/gpio.c index 89e6f5826b..4cb8c3a06c 100644 --- a/src/mainboard/intel/adlrvp/gpio.c +++ b/src/mainboard/intel/adlrvp/gpio.c @@ -72,6 +72,10 @@ static const struct pad_config gpio_table[] = { PAD_CFG_GPO(GPP_B4, 1, PLTRST), /* M.2_PCH_SSD_PWREN */ PAD_CFG_GPO(GPP_D16, 1, PLTRST), + /* SRCCLK_OEB7 */ + PAD_CFG_GPO(GPP_A7, 0, PLTRST), + /* SRCCLK_OEB6 */ + PAD_CFG_GPO(GPP_E5, 0, PLTRST), /* M.2_SSD_PDET_R */ PAD_CFG_NF(GPP_A12, NONE, DEEP, NF1), -- cgit v1.2.3