From 2073ce2675b5d18dd86a8e4cb651a2185c9bf18a Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Wed, 6 Sep 2006 16:12:39 +0000 Subject: Patch from Uwe Hermann: * support for it8716f. * minor fixes for it8712f, it8671f, it8673f git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2396 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- src/superio/ite/it8671f/it8671f.h | 3 + src/superio/ite/it8671f/it8671f_early_serial.c | 7 +- src/superio/ite/it8673f/it8673f.h | 3 + src/superio/ite/it8712f/it8712f.h | 3 + src/superio/ite/it8712f/it8712f_early_serial.c | 2 +- src/superio/ite/it8716f/Config.lb | 2 + src/superio/ite/it8716f/chip.h | 33 ++++++++++ src/superio/ite/it8716f/it8716f.h | 32 +++++++++ src/superio/ite/it8716f/it8716f_early_serial.c | 87 ++++++++++++++++++++++++ src/superio/ite/it8716f/superio.c | 91 ++++++++++++++++++++++++++ 10 files changed, 258 insertions(+), 5 deletions(-) create mode 100644 src/superio/ite/it8716f/Config.lb create mode 100644 src/superio/ite/it8716f/chip.h create mode 100644 src/superio/ite/it8716f/it8716f.h create mode 100644 src/superio/ite/it8716f/it8716f_early_serial.c create mode 100644 src/superio/ite/it8716f/superio.c (limited to 'src') diff --git a/src/superio/ite/it8671f/it8671f.h b/src/superio/ite/it8671f/it8671f.h index 98ef0f75ab..ac3733dbc5 100644 --- a/src/superio/ite/it8671f/it8671f.h +++ b/src/superio/ite/it8671f/it8671f.h @@ -16,6 +16,9 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +/* Datasheet: Not available online, got it from ITE per request. */ +/* Status: Com1 is tested and works. */ + #define IT8671F_FDC 0x00 /* Floppy */ #define IT8671F_SP1 0x01 /* Com1 */ #define IT8671F_SP2 0x02 /* Com2 */ diff --git a/src/superio/ite/it8671f/it8671f_early_serial.c b/src/superio/ite/it8671f/it8671f_early_serial.c index 31ea97f506..26feee27cd 100644 --- a/src/superio/ite/it8671f/it8671f_early_serial.c +++ b/src/superio/ite/it8671f/it8671f_early_serial.c @@ -20,9 +20,9 @@ #include "it8671f.h" /* The base address is 0x3f0, 0x3bd, or 0x370, depending on config bytes. */ -#define SIO_BASE 0x3f0 -#define SIO_INDEX SIO_BASE -#define SIO_DATA SIO_BASE+1 +#define SIO_BASE 0x3f0 +#define SIO_INDEX SIO_BASE +#define SIO_DATA SIO_BASE+1 /* Global Configuration Registers. */ #define IT8671F_CONFIG_REG_CC 0x02 /* Configure Control (write-only). */ @@ -31,7 +31,6 @@ #define IT8671F_CONFIG_REG_SWSUSP 0x24 /* Software Suspend. */ #define IT8671F_CONFIGURATION_PORT 0x0279 /* Write-only. */ -#define IT8671F_WRITE_DATA_PORT 0x0A79 /* Write-only. */ /* Special values used for entering MB PnP mode. The first four bytes of * each line determine the address port, the last four are data. */ diff --git a/src/superio/ite/it8673f/it8673f.h b/src/superio/ite/it8673f/it8673f.h index 38ca7017bc..88e2ea0555 100644 --- a/src/superio/ite/it8673f/it8673f.h +++ b/src/superio/ite/it8673f/it8673f.h @@ -16,6 +16,9 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +/* Datasheet: http://www.datasheet4u.com/html/I/T/8/IT8673F_ITE.pdf.html */ +/* Status: untested on real hardware, but it compiles. */ + #define IT8673F_FDC 0x00 /* Floppy */ #define IT8673F_SP1 0x01 /* Com1 */ #define IT8673F_SP2 0x02 /* Com2 */ diff --git a/src/superio/ite/it8712f/it8712f.h b/src/superio/ite/it8712f/it8712f.h index 27df272061..dd60293f1d 100644 --- a/src/superio/ite/it8712f/it8712f.h +++ b/src/superio/ite/it8712f/it8712f.h @@ -16,6 +16,9 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +/* Datasheet: http://www.ite.com.tw/product_info/PC/Brief-IT8712_2.asp */ +/* Status: untested on real hardware, but it compiles. */ + #define IT8712F_FDC 0x00 /* Floppy */ #define IT8712F_SP1 0x01 /* Com1 */ #define IT8712F_SP2 0x02 /* Com2 */ diff --git a/src/superio/ite/it8712f/it8712f_early_serial.c b/src/superio/ite/it8712f/it8712f_early_serial.c index 74b0f21f18..33e020ea40 100644 --- a/src/superio/ite/it8712f/it8712f_early_serial.c +++ b/src/superio/ite/it8712f/it8712f_early_serial.c @@ -31,7 +31,7 @@ #define IT8712F_CONFIG_REG_CLOCKSEL 0x23 /* Clock Selection. */ #define IT8712F_CONFIG_REG_SWSUSP 0x24 /* Software Suspend, Flash I/F. */ -#define IT8712F_CONFIGURATION_PORT 0x2E /* Write-only. */ +#define IT8712F_CONFIGURATION_PORT 0x2e /* Write-only. */ /* The content of IT8712F_CONFIG_REG_LDN (index 0x07) must be set to the * LDN the register belongs to, before you can access the register. */ diff --git a/src/superio/ite/it8716f/Config.lb b/src/superio/ite/it8716f/Config.lb new file mode 100644 index 0000000000..f62a567d61 --- /dev/null +++ b/src/superio/ite/it8716f/Config.lb @@ -0,0 +1,2 @@ +config chip.h +object superio.o diff --git a/src/superio/ite/it8716f/chip.h b/src/superio/ite/it8716f/chip.h new file mode 100644 index 0000000000..33e732fc55 --- /dev/null +++ b/src/superio/ite/it8716f/chip.h @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2006 Uwe Hermann + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _SUPERIO_ITE_IT8716F +#define _SUPERIO_ITE_IT8716F + +#include +#include + +extern struct chip_operations superio_ITE_it8716f_ops; + +struct superio_ITE_it8716f_config { + struct uart8250 com1, com2; + struct pc_keyboard keyboard; +}; + +#endif /* _SUPERIO_ITE_IT8716F */ + diff --git a/src/superio/ite/it8716f/it8716f.h b/src/superio/ite/it8716f/it8716f.h new file mode 100644 index 0000000000..81cb095a41 --- /dev/null +++ b/src/superio/ite/it8716f/it8716f.h @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2006 Uwe Hermann + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* Datasheet: http://www.ite.com.tw/product_info/PC/Brief-IT8716_2.asp */ +/* Status: untested on real hardware, but it compiles. */ + +#define IT8716F_FDC 0x00 /* Floppy */ +#define IT8716F_SP1 0x01 /* Com1 */ +#define IT8716F_SP2 0x02 /* Com2 */ +#define IT8716F_PP 0x03 /* Parallel port */ +#define IT8716F_EC 0x04 /* Environment controller */ +#define IT8716F_KBCK 0x05 /* Keyboard */ +#define IT8716F_KBCM 0x06 /* Mouse */ +#define IT8716F_MIDI 0x08 /* MIDI port */ +#define IT8716F_GAME 0x09 /* GAME port */ +#define IT8716F_IR 0x0a /* Consumer IR */ + diff --git a/src/superio/ite/it8716f/it8716f_early_serial.c b/src/superio/ite/it8716f/it8716f_early_serial.c new file mode 100644 index 0000000000..65a220f0f9 --- /dev/null +++ b/src/superio/ite/it8716f/it8716f_early_serial.c @@ -0,0 +1,87 @@ +/* + * Copyright (C) 2006 Uwe Hermann + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include "it8716f.h" + +/* The base address is 0x2e or 0x4e, depending on config bytes. */ +#define SIO_BASE 0x2e +#define SIO_INDEX SIO_BASE +#define SIO_DATA SIO_BASE+1 + +/* Global Configuration Registers. */ +#define IT8716F_CONFIG_REG_CC 0x02 /* Configure Control (write-only). */ +#define IT8716F_CONFIG_REG_LDN 0x07 /* Logical Device Number. */ +#define IT8716F_CONFIG_REG_CONFIGSEL 0x22 /* Configuration Select. */ +#define IT8716F_CONFIG_REG_CLOCKSEL 0x23 /* Clock Selection. */ +#define IT8716F_CONFIG_REG_SWSUSP 0x24 /* Software Suspend, Flash I/F. */ + +#define IT8716F_CONFIGURATION_PORT 0x2e /* Write-only. */ + +/* The content of IT8716F_CONFIG_REG_LDN (index 0x07) must be set to the + * LDN the register belongs to, before you can access the register. */ +static void it8716f_sio_write(uint8_t ldn, uint8_t index, uint8_t value) +{ + outb(IT8716F_CONFIG_REG_LDN, SIO_BASE); + outb(ldn, SIO_DATA); + outb(index, SIO_BASE); + outb(value, SIO_DATA); +} + +/* Enable the peripheral devices on the IT8716F Super IO chip. */ +static void it8716f_enable_serial(device_t dev, unsigned iobase) +{ + /* (1) Enter the configuration state (MB PnP mode). */ + + /* Perform MB PnP setup to put the SIO chip at 0x2e. */ + /* Base address 0x2e: 0x87 0x01 0x55 0x55. */ + /* Base address 0x4e: 0x87 0x01 0x55 0xaa. */ + outb(0x87, IT8716F_CONFIGURATION_PORT); + outb(0x01, IT8716F_CONFIGURATION_PORT); + outb(0x55, IT8716F_CONFIGURATION_PORT); + outb(0x55, IT8716F_CONFIGURATION_PORT); + + /* (2) Modify the data of configuration registers. */ + + /* Select the chip to configure (if there's more than one). + * Set bit 7 to select JP3=1, clear bit 7 to select JP3=0. + * If this register is not written, both chips are configured. */ + /* it8716f_sio_write(0x00, IT8716F_CONFIG_REG_CONFIGSEL, 0x00); */ + + /* Enable all devices. */ + it8716f_sio_write(IT8716F_FDC, 0x30, 0x1); /* Floppy */ + it8716f_sio_write(IT8716F_SP1, 0x30, 0x1); /* Serial port 1 */ + it8716f_sio_write(IT8716F_SP2, 0x30, 0x1); /* Serial port 2 */ + it8716f_sio_write(IT8716F_PP, 0x30, 0x1); /* Parallel port */ + it8716f_sio_write(IT8716F_EC, 0x30, 0x1); /* Environment controller */ + it8716f_sio_write(IT8716F_KBCK, 0x30, 0x1); /* Keyboard */ + it8716f_sio_write(IT8716F_KBCM, 0x30, 0x1); /* Mouse */ + it8716f_sio_write(IT8716F_MIDI, 0x30, 0x1); /* MIDI port */ + it8716f_sio_write(IT8716F_GAME, 0x30, 0x1); /* GAME port */ + it8716f_sio_write(IT8716F_IR, 0x30, 0x1); /* Consumer IR */ + + /* Select 24MHz/48MHz CLKIN (set/clear bit 0). TODO: Needed? */ + /* it8716f_sio_write(0x00, IT8716F_CONFIG_REG_CLOCKSEL, 0x00); */ + + /* Clear software suspend mode (clear bit 0). TODO: Needed? */ + /* it8716f_sio_write(0x00, IT8716F_CONFIG_REG_SWSUSP, 0x00); */ + + /* (3) Exit the configuration state (MB PnP mode). */ + it8716f_sio_write(0x00, IT8716F_CONFIG_REG_CC, 0x02); +} + diff --git a/src/superio/ite/it8716f/superio.c b/src/superio/ite/it8716f/superio.c new file mode 100644 index 0000000000..f0d6d5f95b --- /dev/null +++ b/src/superio/ite/it8716f/superio.c @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2006 Uwe Hermann + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include "chip.h" +#include "it8716f.h" + +static void init(device_t dev) +{ + struct superio_ITE_it8716f_config *conf; + struct resource *res0, *res1; + + if (!dev->enabled) { + return; + } + + conf = dev->chip_info; + + switch (dev->path.u.pnp.device) { + case IT8716F_FDC: /* TODO. */ + break; + case IT8716F_SP1: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com1); + break; + case IT8716F_SP2: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com2); + break; + case IT8716F_PP: /* TODO. */ + break; + case IT8716F_EC: /* TODO. */ + break; + case IT8716F_KBCK: + res0 = find_resource(dev, PNP_IDX_IO0); + res1 = find_resource(dev, PNP_IDX_IO1); + init_pc_keyboard(res0->base, res1->base, &conf->keyboard); + break; + case IT8716F_KBCM: /* TODO. */ + break; + case IT8716F_MIDI: /* TODO. */ + break; + case IT8716F_GAME: /* TODO. */ + break; + case IT8716F_IR: /* TODO. */ + break; + } +} + +static struct device_operations ops = { + .read_resources = pnp_read_resources, + .set_resources = pnp_set_resources, + .enable_resources = pnp_enable_resources, + .enable = pnp_enable, + .init = init, +}; + +/* TODO: FDC, PP, EC, KBCM, MIDI, GAME, IR. */ +static struct pnp_info pnp_dev_info[] = { + { &ops, IT8716F_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, IT8716F_SP2, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, { 0x7f8, 0 }, }, + { &ops, IT8716F_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7f8, 0 }, { 0x7f8, 0x4}, }, +}; + +static void enable_dev(struct device *dev) +{ + pnp_enable_devices(dev, &pnp_ops, + sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info); +} + +struct chip_operations superio_ITE_it8716f_ops = { + CHIP_NAME("ITE it8716f") + .enable_dev = enable_dev, +}; + -- cgit v1.2.3