diff options
Diffstat (limited to 'src/mainboard/facebook')
| -rw-r--r-- | src/mainboard/facebook/fbg1701/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/cpld.c | 39 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/cpld.h | 22 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/mainboard.c | 10 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/mainboard.h | 3 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/onboard.h | 9 | ||||
| -rw-r--r-- | src/mainboard/facebook/fbg1701/ramstage.c | 11 |
7 files changed, 72 insertions, 25 deletions
diff --git a/src/mainboard/facebook/fbg1701/Makefile.inc b/src/mainboard/facebook/fbg1701/Makefile.inc index c41447004a..734129187b 100644 --- a/src/mainboard/facebook/fbg1701/Makefile.inc +++ b/src/mainboard/facebook/fbg1701/Makefile.inc @@ -24,6 +24,7 @@ endif bootblock-$(CONFIG_C_ENVIRONMENT_BOOTBLOCK) += com_init.c +ramstage-y += cpld.c ramstage-y += gpio.c ramstage-y += hda_verb.c ramstage-y += irqroute.c @@ -31,6 +32,8 @@ ramstage-$(CONFIG_FSP1_1_DISPLAY_LOGO) += logo.c ramstage-y += ramstage.c ramstage-y += w25q64.c +romstage-y += cpld.c + cbfs-files-$(CONFIG_FSP1_1_DISPLAY_LOGO) += logo.bmp logo.bmp-file := $(call strip_quotes,$(CONFIG_FSP1_1_LOGO_FILE_NAME)) logo.bmp-type := raw diff --git a/src/mainboard/facebook/fbg1701/cpld.c b/src/mainboard/facebook/fbg1701/cpld.c new file mode 100644 index 0000000000..7d1117f6ad --- /dev/null +++ b/src/mainboard/facebook/fbg1701/cpld.c @@ -0,0 +1,39 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2019 Eltan B.V. + * + * 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 <arch/io.h> +#include "cpld.h" + +/* CPLD definitions */ +#define CPLD_PCB_VERSION_PORT 0x283 +#define CPLD_PCB_VERSION_MASK 0xF0 +#define CPLD_PCB_VERSION_BIT 4 + +#define CPLD_RESET_PORT 0x287 +#define CPLD_CMD_RESET_DSI_BRIDGE_ACTIVE 0x20 +#define CPLD_CMD_RESET_DSI_BRIDGE_INACTIVE 0x00 + +/* Reset DSI bridge */ +void cpld_reset_bridge(void) +{ + outb(CPLD_CMD_RESET_DSI_BRIDGE_ACTIVE, CPLD_RESET_PORT); + outb(CPLD_CMD_RESET_DSI_BRIDGE_INACTIVE, CPLD_RESET_PORT); +} + +/* Read PCB version */ +unsigned int cpld_read_pcb_version(void) +{ + return ((inb(CPLD_PCB_VERSION_PORT) & CPLD_PCB_VERSION_MASK) >> CPLD_PCB_VERSION_BIT); +} diff --git a/src/mainboard/facebook/fbg1701/cpld.h b/src/mainboard/facebook/fbg1701/cpld.h new file mode 100644 index 0000000000..9604cfbc51 --- /dev/null +++ b/src/mainboard/facebook/fbg1701/cpld.h @@ -0,0 +1,22 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2019 Eltan B.V. + * + * 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. + */ + +#ifndef CPLD_H +#define CPLD_H + +unsigned int cpld_read_pcb_version(void); +void cpld_reset_bridge(void); + +#endif diff --git a/src/mainboard/facebook/fbg1701/mainboard.c b/src/mainboard/facebook/fbg1701/mainboard.c index a8cb34c744..8524b24000 100644 --- a/src/mainboard/facebook/fbg1701/mainboard.c +++ b/src/mainboard/facebook/fbg1701/mainboard.c @@ -16,10 +16,7 @@ * GNU General Public License for more details. */ -#include <arch/io.h> #include <device/device.h> -#include "mainboard.h" -#include "onboard.h" /* * Declare the resources we are using @@ -39,13 +36,6 @@ static void mainboard_reserve_resources(struct device *dev) res->flags = IORESOURCE_IRQ | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; } -/* Read PCB version */ -unsigned int mainboard_read_pcb_version(void) -{ - return ((inb(CPLD_PCB_VERSION_PORT) & CPLD_PCB_VERSION_MASK) >> - CPLD_PCB_VERSION_BIT); -} - /* * mainboard_enable is executed as first thing after * enumerate_buses(). diff --git a/src/mainboard/facebook/fbg1701/mainboard.h b/src/mainboard/facebook/fbg1701/mainboard.h index 3cace548b3..82f1b9939c 100644 --- a/src/mainboard/facebook/fbg1701/mainboard.h +++ b/src/mainboard/facebook/fbg1701/mainboard.h @@ -1,7 +1,7 @@ /* * This file is part of the coreboot project. * - * Copyright (C) 2018 Eltan B.V. + * Copyright (C) 2018-2019 Eltan B.V. * * 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 @@ -16,7 +16,6 @@ #ifndef MAINBOARD_H #define MAINBOARD_H -unsigned int mainboard_read_pcb_version(void); void *load_logo(size_t *logo_size); #endif diff --git a/src/mainboard/facebook/fbg1701/onboard.h b/src/mainboard/facebook/fbg1701/onboard.h index 2c78d15961..cb784daf69 100644 --- a/src/mainboard/facebook/fbg1701/onboard.h +++ b/src/mainboard/facebook/fbg1701/onboard.h @@ -21,15 +21,6 @@ /* SD CARD gpio */ #define SDCARD_CD 81 /* Not used */ - -/* CPLD definitions */ -#define CPLD_PCB_VERSION_PORT 0x283 -#define CPLD_PCB_VERSION_MASK 0xF0 -#define CPLD_PCB_VERSION_BIT 4 - -#define CPLD_RESET_PORT 0x287 -#define CPLD_CMD_RESET_DSI_BRIDGE_ACTIVE 0x20 -#define CPLD_CMD_RESET_DSI_BRIDGE_INACTIVE 0x00 #define ITE8528_CMD_PORT 0x6E #define ITE8528_DATA_PORT 0x6F diff --git a/src/mainboard/facebook/fbg1701/ramstage.c b/src/mainboard/facebook/fbg1701/ramstage.c index 980a6ccdb7..e2b4ac3145 100644 --- a/src/mainboard/facebook/fbg1701/ramstage.c +++ b/src/mainboard/facebook/fbg1701/ramstage.c @@ -19,7 +19,7 @@ #include <soc/ramstage.h> #include <soc/smbus.h> #include "mainboard.h" -#include "onboard.h" +#include "cpld.h" struct edp_data { u8 payload_length; @@ -326,16 +326,19 @@ static void mainboard_configure_edp_bridge(void) { const struct edp_data *edptable; unsigned int loops; + unsigned int pcb_version; int status; - if (mainboard_read_pcb_version() < 7) + pcb_version = cpld_read_pcb_version(); + printk(BIOS_DEBUG, "PCB version: %x\n", pcb_version); + + if (pcb_version < 7) edptable = b101uan01_table; else edptable = b101uan08_table; /* reset bridge */ - outb(CPLD_CMD_RESET_DSI_BRIDGE_ACTIVE, CPLD_RESET_PORT); - outb(CPLD_CMD_RESET_DSI_BRIDGE_INACTIVE, CPLD_RESET_PORT); + cpld_reset_bridge(); while (edptable->payload_length) { loops = 5; |