summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl4/Makefile.inc3
-rw-r--r--src/mainboard/siemens/mc_apl1/variants/mc_apl4/gpio.c389
2 files changed, 392 insertions, 0 deletions
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl4/Makefile.inc b/src/mainboard/siemens/mc_apl1/variants/mc_apl4/Makefile.inc
index fd45b948ff..0a124ceffb 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl4/Makefile.inc
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl4/Makefile.inc
@@ -1 +1,4 @@
romstage-y += memory.c
+romstage-y += gpio.c
+
+ramstage-y += gpio.c
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl4/gpio.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl4/gpio.c
new file mode 100644
index 0000000000..40b2c93230
--- /dev/null
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl4/gpio.c
@@ -0,0 +1,389 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ * Copyright (C) 2017-2018 Siemens AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+ */
+
+#include <commonlib/helpers.h>
+#include <baseboard/variants.h>
+
+/*
+ * Pad configuration in ramstage. The order largely follows the 'GPIO Muxing'
+ * table found in EDS vol 1, but some pins aren't grouped functionally in
+ * the table so those were moved for more logical grouping.
+ */
+static const struct pad_config gpio_table[] = {
+ /* Southwest Community */
+
+ /* PCIE_WAKE[0:3]_N - unused */
+ PAD_CFG_GPI(GPIO_205, UP_20K, DEEP),
+ PAD_CFG_GPI(GPIO_206, UP_20K, DEEP),
+ PAD_CFG_GPI(GPIO_207, UP_20K, DEEP),
+ PAD_CFG_GPI(GPIO_208, UP_20K, DEEP),
+
+ /* EMMC interface. */
+ PAD_CFG_NF(GPIO_156, DN_20K, DEEP, NF1), /* EMMC_CLK */
+ PAD_CFG_NF(GPIO_157, UP_20K, DEEP, NF1), /* EMMC_D0 */
+ PAD_CFG_NF(GPIO_158, UP_20K, DEEP, NF1), /* EMMC_D1 */
+ PAD_CFG_NF(GPIO_159, UP_20K, DEEP, NF1), /* EMMC_D2 */
+ PAD_CFG_NF(GPIO_160, UP_20K, DEEP, NF1), /* EMMC_D3 */
+ PAD_CFG_NF(GPIO_161, UP_20K, DEEP, NF1), /* EMMC_D4 */
+ PAD_CFG_NF(GPIO_162, UP_20K, DEEP, NF1), /* EMMC_D5 */
+ PAD_CFG_NF(GPIO_163, UP_20K, DEEP, NF1), /* EMMC_D6 */
+ PAD_CFG_NF(GPIO_164, UP_20K, DEEP, NF1), /* EMMC_D7 */
+ PAD_CFG_NF(GPIO_165, UP_20K, DEEP, NF1), /* EMMC_CMD */
+ PAD_CFG_NF(GPIO_182, DN_20K, DEEP, NF1), /* EMMC_RCLK */
+
+ /* SDIO - unused */
+ PAD_CFG_GPI(GPIO_166, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_167, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_168, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_169, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_170, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_171, DN_20K, DEEP),
+
+ /* SDCARD */
+ PAD_CFG_NF(GPIO_172, DN_20K, DEEP, NF1), /* SDCARD_CLK */
+ PAD_CFG_NF(GPIO_173, UP_20K, DEEP, NF1), /* SDCARD_D0 */
+ PAD_CFG_NF(GPIO_174, UP_20K, DEEP, NF1), /* SDCARD_D1 */
+ PAD_CFG_NF(GPIO_175, UP_20K, DEEP, NF1), /* SDCARD_D2 */
+ PAD_CFG_NF(GPIO_176, UP_20K, DEEP, NF1), /* SDCARD_D3 */
+ PAD_CFG_NF(GPIO_177, UP_20K, DEEP, NF1), /* SDCARD_CD_N */
+ PAD_CFG_NF(GPIO_178, UP_20K, DEEP, NF1), /* SDCARD_CMD */
+ /*
+ * SDCARD_CLK_FB - APL EDS Vol1 remarks:
+ * This is not a physical GPIO that can be used. This Signal is not Ball
+ * out on the SoC, only the buffer exists.
+ */
+ PAD_CFG_NF(GPIO_179, DN_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_186, UP_20K, DEEP, NF1), /* SDCARD_WP_1V8 */
+ PAD_CFG_TERM_GPO(GPIO_183, 1, UP_20K, DEEP), /* SD_PWR_EN_1V8 */
+
+ /* West Community */
+
+ PAD_CFG_GPI(GPIO_124, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_125, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_126, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_127, DN_20K, DEEP), /* unused */
+
+ PAD_CFG_NF(GPIO_128, NONE, DEEP, NF1), /* provided LPSS_I2C2_SDA */
+ PAD_CFG_NF(GPIO_129, NONE, DEEP, NF1), /* provided LPSS_I2C2_SCL */
+
+ PAD_CFG_GPI(GPIO_130, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_131, DN_20K, DEEP), /* unused */
+
+ PAD_CFG_NF(GPIO_132, NONE, DEEP, NF1), /* provided LPSS_I2C4_SDA */
+ PAD_CFG_NF(GPIO_133, NONE, DEEP, NF1), /* provided LPSS_I2C4_SCL */
+
+ /*
+ * Hint for USB enable power: some GPIOs are open drain outputs,
+ * to drive high -> Bit GPIO_TX_DIS has to be set in combination with PU
+ * PAD_CFG_GPO macro does not work. Refer to APL EDS Vol 4.
+ */
+ PAD_CFG_GPI(GPIO_134, UP_20K, DEEP), /* enable USB0 power */
+ PAD_CFG_GPI(GPIO_135, UP_20K, DEEP), /* unused */
+ PAD_CFG_GPI(GPIO_136, UP_20K, DEEP), /* enable USB7 power */
+ PAD_CFG_GPI(GPIO_137, UP_20K, DEEP), /* enable USB6 power */
+ PAD_CFG_GPI(GPIO_138, UP_20K, DEEP), /* enable USB2 power */
+ PAD_CFG_GPI(GPIO_139, UP_20K, DEEP), /* enable USB1 power */
+
+ /* ISH_GPIO_[0:9] -- unused */
+ PAD_CFG_GPI(GPIO_146, DN_20K, DEEP), /* ISH_GPIO_0 */
+ PAD_CFG_GPI(GPIO_147, DN_20K, DEEP), /* ISH_GPIO_1 */
+ PAD_CFG_GPI(GPIO_148, DN_20K, DEEP), /* ISH_GPIO_2 */
+ PAD_CFG_GPI(GPIO_149, DN_20K, DEEP), /* ISH_GPIO_3 */
+ PAD_CFG_GPI(GPIO_150, DN_20K, DEEP), /* ISH_GPIO_4 */
+ PAD_CFG_GPI(GPIO_151, DN_20K, DEEP), /* ISH_GPIO_5 */
+ PAD_CFG_GPI(GPIO_152, DN_20K, DEEP), /* ISH_GPIO_6 */
+ PAD_CFG_GPI(GPIO_153, DN_20K, DEEP), /* ISH_GPIO_7 */
+ PAD_CFG_GPI(GPIO_154, DN_20K, DEEP), /* ISH_GPIO_8 */
+ PAD_CFG_GPI(GPIO_155, DN_20K, DEEP), /* ISH_GPIO_9 */
+
+ /* PCIE_CLKREQ[0:3]_N */
+ PAD_CFG_NF(GPIO_209, DN_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_210, DN_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_211, DN_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_212, DN_20K, DEEP, NF1),
+
+ /* OSC_CLK_OUT_[0:4] - unused */
+ PAD_CFG_GPI(OSC_CLK_OUT_0, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_1, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_2, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_3, DN_20K, DEEP),
+ PAD_CFG_GPI(OSC_CLK_OUT_4, DN_20K, DEEP),
+
+ /* PMU Signals */
+ PAD_CFG_NF(PMU_AC_PRESENT, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(PMU_BATLOW_B, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(PMU_PLTRST_B, NONE, DEEP, NF1),
+ PAD_CFG_NF(PMU_PWRBTN_B, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(PMU_RESETBUTTON_B, NONE, DEEP, NF1),
+ PAD_CFG_GPI(PMU_SLP_S0_B, UP_20K, DEEP),
+ PAD_CFG_GPI(PMU_SLP_S3_B, UP_20K, DEEP),
+ PAD_CFG_GPI(PMU_SLP_S4_B, UP_20K, DEEP),
+ PAD_CFG_GPI(PMU_SUSCLK, DN_20K, DEEP),
+ PAD_CFG_GPI(PMU_WAKE_B, DN_20K, DEEP),
+ PAD_CFG_GPI(SUS_STAT_B, DN_20K, DEEP),
+ PAD_CFG_GPI(SUSPWRDNACK, DN_20K, DEEP),
+
+ /* Northwest Community */
+
+ /* DDI0 SDA and SCL - Display-Port X24 */
+ PAD_CFG_NF(GPIO_187, UP_20K, DEEP, NF1), /* HV_DDI0_DDC_SDA */
+ PAD_CFG_NF(GPIO_188, UP_20K, DEEP, NF1), /* HV_DDI0_DDC_SCL */
+ /* DDI1 SDA and SCL - unused */
+ PAD_CFG_GPI(GPIO_189, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_190, DN_20K, DEEP),
+ /* MIPI I2C - unused */
+ PAD_CFG_GPI(GPIO_191, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_192, DN_20K, DEEP),
+
+ /* Panel 0 control - unused */
+ PAD_CFG_GPI(GPIO_193, DN_20K, DEEP), /* PNL0_VDDEN */
+ PAD_CFG_GPI(GPIO_194, DN_20K, DEEP), /* PNL0_BKLTEN */
+ PAD_CFG_GPI(GPIO_195, DN_20K, DEEP), /* PNL0_BKLTCTL */
+
+ /* Panel 1 control - unused */
+ PAD_CFG_GPI(GPIO_196, DN_20K, DEEP), /* PNL1_VDDEN */
+ PAD_CFG_GPI(GPIO_197, DN_20K, DEEP), /* PNL1_BKLTEN */
+ PAD_CFG_GPI(GPIO_198, DN_20K, DEEP), /* PNL1_BKLTCTL */
+
+ /* DDI[0:1]_HPD */
+ PAD_CFG_GPI(GPIO_199, UP_20K, DEEP), /* DDI1_HPD unused */
+ PAD_CFG_NF(GPIO_200, UP_20K, DEEP, NF2), /* DDI0_HDP X24 */
+
+ /* MDSI signals - unused */
+ PAD_CFG_GPI(GPIO_201, DN_20K, DEEP), /* MDSI_A_TE */
+ PAD_CFG_GPI(GPIO_202, DN_20K, DEEP), /* MDSI_C_TE */
+
+ /* USB overcurrent pins. */
+ PAD_CFG_NF(GPIO_203, UP_20K, DEEP, NF1), /* USB_OC0_N */
+ PAD_CFG_NF(GPIO_204, UP_20K, DEEP, NF1), /* USB_OC1_N */
+
+ /* PMC SPI */
+ PAD_CFG_GPI(PMC_SPI_FS0, DN_20K, DEEP), /* unused */
+ PAD_CFG_NF(PMC_SPI_FS1, UP_20K, DEEP, NF2), /* XHPD_EDP_APL */
+ PAD_CFG_GPI(PMC_SPI_FS2, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(PMC_SPI_RXD, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(PMC_SPI_TXD, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(PMC_SPI_CLK, DN_20K, DEEP), /* unused */
+
+ /* PMIC Signals unused signals related to an old PMIC interface. */
+ PAD_CFG_GPI(PMIC_PWRGOOD, DN_20K, DEEP), /* PMIC_PWRGOOD */
+ PAD_CFG_GPI(PMIC_RESET_B, DN_20K, DEEP), /* PMIC_RESET_B */
+ PAD_CFG_GPI(GPIO_213, UP_20K, DEEP), /* PMIC_SDWN_B */
+ PAD_CFG_GPI(GPIO_214, DN_20K, DEEP), /* PMIC_BCUDISW2 */
+ PAD_CFG_GPI(GPIO_215, DN_20K, DEEP), /* PMIC_BCUDISCRIT */
+ PAD_CFG_NF(PMIC_THERMTRIP_B, UP_20K, DEEP, NF1),/* THERMTRIP_N */
+ PAD_CFG_GPI(PMIC_STDBY, DN_20K, DEEP), /* PMIC_STDBY */
+ PAD_CFG_NF(PROCHOT_B, UP_20K, DEEP, NF1), /* PROCHOT_N */
+ PAD_CFG_GPI(PMIC_I2C_SCL, DN_20K, DEEP), /* unused */
+ PAD_CFG_GPI(PMIC_I2C_SDA, DN_20K, DEEP), /* unused */
+
+ /* I2S1 - unused */
+ PAD_CFG_GPI(GPIO_74, DN_20K, DEEP), /* I2S1_MCLK */
+ PAD_CFG_GPI(GPIO_75, DN_20K, DEEP), /* I2S1_BCLK */
+ PAD_CFG_GPI(GPIO_76, DN_20K, DEEP), /* I2S1_WS_SYNC */
+ PAD_CFG_GPI(GPIO_77, DN_20K, DEEP), /* I2S1_SDI */
+ PAD_CFG_GPI(GPIO_78, DN_20K, DEEP), /* I2S1_SDO */
+
+ /* DMIC or I2S4 - unused */
+ PAD_CFG_GPI(GPIO_79, DN_20K, DEEP), /* AVS_M_CLK_A1 */
+ PAD_CFG_GPI(GPIO_80, DN_20K, DEEP), /* AVS_M_CLK_B1 */
+ PAD_CFG_GPI(GPIO_81, DN_20K, DEEP), /* AVS_M_DATA_1 */
+ PAD_CFG_GPI(GPIO_82, DN_20K, DEEP), /* AVS_M_CLK_AB2 */
+ PAD_CFG_GPI(GPIO_83, DN_20K, DEEP), /* AVS_M_DATA_2 */
+
+ /* I2S2 - unused */
+ PAD_CFG_GPO(GPIO_84, 0, DEEP), /* AVS_I2S2_MCLK */
+ PAD_CFG_GPI(GPIO_85, DN_20K, DEEP), /* AVS_I2S2_BCLK */
+ PAD_CFG_GPI(GPIO_86, DN_20K, DEEP), /* AVS_I2S2_WS_SYNC */
+ PAD_CFG_GPI(GPIO_87, DN_20K, DEEP), /* AVS_I2S2_SDI */
+ PAD_CFG_GPI(GPIO_88, DN_20K, DEEP), /* AVS_I2S2_SDO */
+
+ /* I2S3 - unused */
+ PAD_CFG_GPI(GPIO_89, DN_20K, DEEP), /* AVS_I2S3_BCLK */
+ PAD_CFG_GPI(GPIO_90, DN_20K, DEEP), /* AVS_I2S3_WS_SYNC */
+ PAD_CFG_GPI(GPIO_91, DN_20K, DEEP), /* AVS_I2S3_SDI */
+ PAD_CFG_GPI(GPIO_92, DN_20K, DEEP), /* AVS_I2S3_SDO */
+
+ /* Fast SPI for mainboard Flash and TPM on mainboard. */
+ PAD_CFG_NF(GPIO_97, NATIVE, DEEP, NF1), /* FST_SPI_CS0_B */
+ PAD_CFG_GPI(GPIO_98, DN_20K, DEEP), /* FST_SPI_CS1_B - unused */
+ PAD_CFG_NF(GPIO_99, NATIVE, DEEP, NF1), /* FST_SPI_MOSI_IO0 */
+ PAD_CFG_NF(GPIO_100, NATIVE, DEEP, NF1),/* FST_SPI_MISO_IO1 */
+ PAD_CFG_NF(GPIO_101, NATIVE, DEEP, NF1),/* FST_IO2 - MEM_CONFIG0 */
+ PAD_CFG_NF(GPIO_102, NATIVE, DEEP, NF1),/* FST_IO3 - MEM_CONFIG1 */
+ PAD_CFG_NF(GPIO_103, NATIVE, DEEP, NF1),/* FST_SPI_CLK */
+ /* FST_SPI_CLK_FB - Pad not bonded, default register value is the same
+ * as here. Refer to Intel Doc APL EDS Vol 1 */
+ PAD_CFG_NF(FST_SPI_CLK_FB, NONE, DEEP, NF1),
+
+ /* SIO_SPI_0 for F-module on mainboard */
+ PAD_CFG_NF(GPIO_104, DN_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_105, UP_20K, DEEP, NF1),
+ /* GPIO_106 configured as XCS for TPM */
+ PAD_CFG_NF(GPIO_106, UP_20K, DEEP, NF3),
+ PAD_CFG_NF(GPIO_109, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(GPIO_110, UP_20K, DEEP, NF1),
+
+ /* SIO_SPI_1 -- unused */
+ PAD_CFG_GPI(GPIO_111, DN_20K, DEEP), /* GP_SSP_1_CLK */
+ PAD_CFG_GPI(GPIO_112, DN_20K, DEEP), /* GP_SSP_1_FS0 */
+ PAD_CFG_GPI(GPIO_113, DN_20K, DEEP), /* GP_SSP_1_FS1 */
+ PAD_CFG_GPI(GPIO_116, DN_20K, DEEP), /* GP_SSP_1_RXD */
+ PAD_CFG_GPI(GPIO_117, DN_20K, DEEP), /* GP_SSP_1_TXD */
+
+ /* SIO_SPI_2 -- unused */
+ PAD_CFG_GPI(GPIO_118, UP_20K, DEEP), /* GP_SSP_2_CLK */
+ PAD_CFG_GPI(GPIO_119, DN_20K, DEEP), /* GP_SSP_2_FS0 */
+ PAD_CFG_GPI(GPIO_120, DN_20K, DEEP), /* GP_SSP_2_FS1 */
+ PAD_CFG_GPI(GPIO_121, DN_20K, DEEP), /* GP_SSP_2_FS2 */
+ PAD_CFG_GPI(GPIO_122, DN_20K, DEEP), /* GP_SSP_2_RXD */
+ PAD_CFG_GPI(GPIO_123, DN_20K, DEEP), /* GP_SSP_2_TXD */
+
+ /* North Community */
+
+ PAD_CFG_GPI(GPIO_0, DN_20K, DEEP),
+ /* GPIO_1 in early_gpio_table */
+ PAD_CFG_GPI(GPIO_2, DN_20K, DEEP),
+ /* GPIO_3,4 in early_gpio_table */
+ PAD_CFG_GPI(GPIO_5, DN_20K, DEEP), /* TRACE_0_DATA4_VNN */
+ PAD_CFG_GPI(GPIO_6, DN_20K, DEEP), /* TRACE_0_DATA5_VNN */
+ PAD_CFG_GPO(GPIO_7, 0, DEEP),
+ PAD_CFG_GPI(GPIO_8, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_9, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_10, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_11, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_12, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_13, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_14, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_15, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_16, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_17, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_18, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_19, DN_20K, DEEP),
+ PAD_CFG_GPI(GPIO_20, DN_20K, DEEP),
+ PAD_CFG_GPO(GPIO_21, 0, DEEP), /* activate SMARC Ethernetmac 2 */
+ PAD_CFG_GPO(GPIO_22, 0, DEEP), /* activate SMARC Ethernetmac 1 */
+ PAD_CFG_GPI(GPIO_23, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_24, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_25, DN_20K, DEEP), /* pin open */
+ PAD_CFG_NF(GPIO_26, UP_20K, DEEP, NF5), /* SATA_LEDN */
+ PAD_CFG_GPI(GPIO_27, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPO(GPIO_28, 1, DEEP), /* disable SMARC HDMI */
+ PAD_CFG_GPO(GPIO_29, 0, DEEP),
+ PAD_CFG_GPI(GPIO_30, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_31, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_32, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_33, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_34, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_35, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_36, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_37, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_38, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_39, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_40, DN_20K, DEEP), /* pin open */
+
+ /* LPSS_UART[0:2] */
+ PAD_CFG_GPI(GPIO_41, DN_20K, DEEP), /* pin open */
+ /* GPIO_42/43 are in early_gpio_table */
+ PAD_CFG_GPI(GPIO_44, DN_20K, DEEP), /* LPSS_UART1_RTS - unused */
+ PAD_CFG_GPI(GPIO_45, DN_20K, DEEP), /* LPSS_UART1_CTS - unused */
+ /* GPIO_46/47 are in early_gpio_table */
+ PAD_CFG_GPI(GPIO_48, DN_20K, DEEP), /* LPSS_UART2_RTS - unused */
+ PAD_CFG_GPI(GPIO_49, DN_20K, DEEP), /* LPSS_UART2_CTS - unused */
+
+ /* Camera interface -- completely unused. */
+ PAD_CFG_GPI(GPIO_62, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_63, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_64, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_65, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_66, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(GPIO_67, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPO(GPIO_68, 0, DEEP), /* APL4 Testpoint P403 */
+ PAD_CFG_GPO(GPIO_69, 0, DEEP), /* APL4 Testpoint P404 */
+ PAD_CFG_GPI(GPIO_70, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPO(GPIO_71, 1, DEEP), /* XCHC_UPD_REQ */
+ PAD_CFG_GPO(GPIO_72, 0, DEEP), /* APL4 Testpoint P402 */
+ PAD_CFG_GPI(GPIO_73, DN_20K, DEEP), /* pin open */
+
+ /* no TAP controller pins available on SMARC of APL4 */
+ PAD_CFG_GPI(TCK, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(TRST_B, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(TMS, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(TDI, DN_20K, DEEP), /* pin open */
+
+ PAD_CFG_GPI(CX_PMODE, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(CX_PREQ_B, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(JTAGX, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(CX_PRDY_B, DN_20K, DEEP), /* pin open */
+ PAD_CFG_GPI(TDO, DN_20K, DEEP), /* pin open */
+
+ /* GPIO_[216:219] described into EDS Vol1. */
+ PAD_CFG_GPO(CNV_BRI_DT, 0, DEEP), /* Disable eDP to LVDS bridge */
+ PAD_CFG_GPI(CNV_BRI_RSP, UP_20K, DEEP),
+ PAD_CFG_GPI(CNV_RGI_DT, DN_20K, DEEP), /* pin open */
+
+ /* Writing to following GPIO registers leads to 0xFFFF FFFF in CFG0/1 */
+ PAD_CFG_GPI(CNV_RGI_RSP, DN_20K, DEEP), /* pin open */
+
+ /* Serial Voltage Identification */
+ PAD_CFG_NF(SVID0_ALERT_B, NONE, DEEP, NF1), /* SVID0_ALERT_B */
+ PAD_CFG_NF(SVID0_DATA, UP_20K, DEEP, NF1), /* SVID0_DATA */
+ PAD_CFG_NF(SVID0_CLK, UP_20K, DEEP, NF1), /* SVID0_CLK */
+};
+
+const struct pad_config *variant_gpio_table(size_t *num)
+{
+ *num = ARRAY_SIZE(gpio_table);
+ return gpio_table;
+}
+
+/* GPIOs needed prior to ramstage. */
+static const struct pad_config early_gpio_table[] = {
+ /* Southwest Community */
+
+ /* Multiplexed I2C7 */
+ PAD_CFG_NF(SMB_ALERTB, UP_20K, DEEP, NF2),
+ PAD_CFG_NF(SMB_CLK, UP_20K, DEEP, NF2),
+ PAD_CFG_NF(SMB_DATA, UP_20K, DEEP, NF2),
+
+ /* get LPC Bus early working */
+ PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_CLKOUT0, NONE, DEEP, NF1),
+ PAD_CFG_NF(LPC_CLKOUT1, NONE, DEEP, NF1),
+ PAD_CFG_NF(LPC_AD0, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_AD1, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_AD2, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_AD3, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_CLKRUNB, UP_20K, DEEP, NF1),
+ PAD_CFG_NF(LPC_FRAMEB, UP_20K, DEEP, NF1),
+
+ /* North Community */
+ PAD_CFG_GPO(GPIO_1, 1, DEEP), /* XPCIE_A_RST */
+ PAD_CFG_GPO(GPIO_3, 1, DEEP), /* XPCIE_B_RST */
+ PAD_CFG_GPO(GPIO_4, 1, DEEP), /* XPCIE_C_RST */
+
+ /* UARTs for early coreboot output */
+ PAD_CFG_NF(GPIO_42, UP_20K, DEEP, NF1), /* LPSS_UART1_RXD */
+ PAD_CFG_NF(GPIO_43, UP_20K, DEEP, NF1), /* LPSS_UART1_TXD */
+ PAD_CFG_NF(GPIO_46, UP_20K, DEEP, NF1), /* LPSS_UART2_RXD */
+ PAD_CFG_NF(GPIO_47, UP_20K, DEEP, NF1), /* LPSS_UART2_TXD */
+};
+
+const struct pad_config *variant_early_gpio_table(size_t *num)
+{
+ *num = ARRAY_SIZE(early_gpio_table);
+ return early_gpio_table;
+}