From 4119391a8e02578b514a16735aa845366d05c774 Mon Sep 17 00:00:00 2001 From: Dtrain Hsu Date: Thu, 18 Mar 2021 18:01:47 +0800 Subject: mb/google/dedede/var/cret: Configure GPIO Follow schematic to modify some GPIO pins. GPP_C12 - NC Pin, UP_20K GPP_C18 - NC Pin GPP_C19 - NC Pin GPP_C22 - NC Pin, UP_20K GPP_D12 - NC Pin GPP_D14 - NC Pin GPP_D15 - NC Pin GPP_D19 - NC Pin GPP_D20 - NC Pin GPP_E0 - NC Pin GPP_E2 - NC Pin GPP_H1 - NC Pin GPP_H6 - NC Pin GPP_H7 - NC Pin GPP_G0 - NC Pin GPP_G1 - NC Pin GPP_G2 - NC Pin GPP_G3 - NC Pin GPP_G4 - NC Pin GPP_G5 - NC Pin, UP_20K GPP_G6 - NC Pin GPP_G7 - NC Pin BUG=b:183078393 BRANCH=dedede TEST=Build the cret board. Signed-off-by: Dtrain Hsu Change-Id: Id966884f3e36303b636fa13ef9baecccae87604a Reviewed-on: https://review.coreboot.org/c/coreboot/+/51629 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../google/dedede/variants/cret/Makefile.inc | 3 ++ src/mainboard/google/dedede/variants/cret/gpio.c | 58 ++++++++++++++++++++++ 2 files changed, 61 insertions(+) create mode 100644 src/mainboard/google/dedede/variants/cret/Makefile.inc create mode 100644 src/mainboard/google/dedede/variants/cret/gpio.c (limited to 'src/mainboard/google/dedede/variants') diff --git a/src/mainboard/google/dedede/variants/cret/Makefile.inc b/src/mainboard/google/dedede/variants/cret/Makefile.inc new file mode 100644 index 0000000000..eb2c9bc021 --- /dev/null +++ b/src/mainboard/google/dedede/variants/cret/Makefile.inc @@ -0,0 +1,3 @@ +## SPDX-License-Identifier: GPL-2.0-or-later + +ramstage-y += gpio.c diff --git a/src/mainboard/google/dedede/variants/cret/gpio.c b/src/mainboard/google/dedede/variants/cret/gpio.c new file mode 100644 index 0000000000..cb562212ae --- /dev/null +++ b/src/mainboard/google/dedede/variants/cret/gpio.c @@ -0,0 +1,58 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include +#include + +/* Pad configuration in ramstage */ +static const struct pad_config override_gpio_table[] = { + /* C12 : AP_PEN_DET_ODL ==> NC */ + PAD_NC(GPP_C12, UP_20K), + /* C18 : AP_I2C_EMR_SDA */ + PAD_NC(GPP_C18, NONE), + /* C19 : AP_I2C_EMR_SCL */ + PAD_NC(GPP_C19, NONE), + /* C22 : UART2_RTS_N ==> NC */ + PAD_NC(GPP_C22, UP_20K), + /* D12 : WCAM_RST_L ==> NC */ + PAD_NC(GPP_D12, NONE), + /* D14 : EN_PP1200_CAMERA ==> NC */ + PAD_NC(GPP_D14, NONE), + /* D15 : UCAM_RST_L ==> NC */ + PAD_NC(GPP_D15, NONE), + /* D19 : WWAN_WLAN_COEX1 ==> NC */ + PAD_NC(GPP_D19, NONE), + /* D20 : WWAN_WLAN_COEX2 ==> NC */ + PAD_NC(GPP_D20, NONE), + /* E0 : CLK_24M_UCAM ==> NC */ + PAD_NC(GPP_E0, NONE), + /* E2 : CLK_24M_WCAM ==> NC */ + PAD_NC(GPP_E2, NONE), + /* H1 : EN_PP3300_SD_U ==> NC */ + PAD_NC(GPP_H1, NONE), + /* H6 : AP_I2C_CAM_SDA ==> NC */ + PAD_NC(GPP_H6, NONE), + /* H7 : AP_I2C_CAM_SCL ==> NC */ + PAD_NC(GPP_H7, NONE), + /* G0 : SD_CMD ==> NC */ + PAD_NC(GPP_G0, NONE), + /* G1 : SD_DATA0 ==> NC */ + PAD_NC(GPP_G1, NONE), + /* G2 : SD_DATA1 ==> NC */ + PAD_NC(GPP_G2, NONE), + /* G3 : SD_DATA2 ==> NC */ + PAD_NC(GPP_G3, NONE), + /* G4 : SD_DATA3 ==> NC */ + PAD_NC(GPP_G4, NONE), + /* G5 : SD_CD_ODL ==> NC */ + PAD_NC(GPP_G5, UP_20K), + /* G6 : SD_CLK ==> NC */ + PAD_NC(GPP_G6, NONE), + /* G7 : SD_SDIO_WP ==> NC */ + PAD_NC(GPP_G7, NONE), +}; + +const struct pad_config *variant_override_gpio_table(size_t *num) +{ + *num = ARRAY_SIZE(override_gpio_table); + return override_gpio_table; +} -- cgit v1.2.3