Author: stepan Date: 2008-10-29 05:45:28 +0100 (Wed, 29 Oct 2008) New Revision: 3700
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/ trunk/coreboot-v2/src/superio/winbond/w83627thg/Config.lb trunk/coreboot-v2/src/superio/winbond/w83627thg/chip.h trunk/coreboot-v2/src/superio/winbond/w83627thg/superio.c trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg.h trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg_early_serial.c Log: Implement support for the Winbond W83627THG.
Signed-off-by: Stefan Reinauer stepan@coresystems.de Acked-by: Ronald G. Minnich rminnich@gmail.com
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/Config.lb =================================================================== --- trunk/coreboot-v2/src/superio/winbond/w83627thg/Config.lb (rev 0) +++ trunk/coreboot-v2/src/superio/winbond/w83627thg/Config.lb 2008-10-29 04:45:28 UTC (rev 3700) @@ -0,0 +1,2 @@ +config chip.h +object superio.o
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/chip.h =================================================================== --- trunk/coreboot-v2/src/superio/winbond/w83627thg/chip.h (rev 0) +++ trunk/coreboot-v2/src/superio/winbond/w83627thg/chip.h 2008-10-29 04:45:28 UTC (rev 3700) @@ -0,0 +1,9 @@ +#include <pc80/keyboard.h> +#include <uart8250.h> + +extern struct chip_operations superio_winbond_w83627thg_ops; + +struct superio_winbond_w83627thg_config { + struct uart8250 com1, com2; + struct pc_keyboard keyboard; +};
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/superio.c =================================================================== --- trunk/coreboot-v2/src/superio/winbond/w83627thg/superio.c (rev 0) +++ trunk/coreboot-v2/src/superio/winbond/w83627thg/superio.c 2008-10-29 04:45:28 UTC (rev 3700) @@ -0,0 +1,109 @@ +/* Copyright 2000 AG Electronics Ltd. */ +/* Copyright 2003-2004 Linux Networx */ +/* Copyright 2004 Tyan + By LYH change from PC87360 */ +/* This code is distributed without warranty under the GPL v2 (see COPYING) */ + +#include <arch/io.h> +#include <device/device.h> +#include <device/pnp.h> +#include <console/console.h> +#include <string.h> +#include <bitops.h> +#include <uart8250.h> +#include <pc80/keyboard.h> +#include "chip.h" +#include "w83627thg.h" + +static void w83627thg_enter_ext_func_mode(device_t dev) +{ + outb(0x87, dev->path.u.pnp.port); + outb(0x87, dev->path.u.pnp.port); +} +static void w83627thg_exit_ext_func_mode(device_t dev) +{ + outb(0xaa, dev->path.u.pnp.port); +} + +static void w83627thg_init(device_t dev) +{ + struct superio_winbond_w83627thg_config *conf; + struct resource *res0, *res1; + /* Wishlist handle well known programming interfaces more + * generically. + */ + if (!dev->enabled) { + return; + } + conf = dev->chip_info; + switch(dev->path.u.pnp.device) { + case W83627THG_SP1: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com1); + break; + case W83627THG_SP2: + res0 = find_resource(dev, PNP_IDX_IO0); + init_uart8250(res0->base, &conf->com2); + break; + case W83627THG_KBC: + res0 = find_resource(dev, PNP_IDX_IO0); + res1 = find_resource(dev, PNP_IDX_IO1); + init_pc_keyboard(res0->base, res1->base, &conf->keyboard); + break; + } +} + +static void w83627thg_set_resources(device_t dev) +{ + w83627thg_enter_ext_func_mode(dev); + pnp_set_resources(dev); + w83627thg_exit_ext_func_mode(dev); +} + +static void w83627thg_enable_resources(device_t dev) +{ + w83627thg_enter_ext_func_mode(dev); + pnp_enable_resources(dev); + w83627thg_exit_ext_func_mode(dev); +} + +static void w83627thg_enable(device_t dev) +{ + w83627thg_enter_ext_func_mode(dev); + pnp_enable(dev); + w83627thg_exit_ext_func_mode(dev); +} + + +static struct device_operations ops = { + .read_resources = pnp_read_resources, + .set_resources = w83627thg_set_resources, + .enable_resources = w83627thg_enable_resources, + .enable = w83627thg_enable, + .init = w83627thg_init, +}; + +static struct pnp_info pnp_dev_info[] = { + { &ops, W83627THG_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, W83627THG_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, + { &ops, W83627THG_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + { &ops, W83627THG_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, + // No 4 { 0,}, + { &ops, W83627THG_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, + { &ops, W83627THG_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} }, + { &ops, W83627THG_GPIO2,}, + { &ops, W83627THG_GPIO3,}, + { &ops, W83627THG_ACPI, PNP_IRQ0, }, + { &ops, W83627THG_HWM, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 } }, +}; + +static void enable_dev(device_t dev) +{ + pnp_enable_devices(dev, &ops, + sizeof(pnp_dev_info)/sizeof(pnp_dev_info[0]), pnp_dev_info); +} + +struct chip_operations superio_winbond_w83627thg_ops = { + CHIP_NAME("Winbond W83627THG Super I/O") + .enable_dev = enable_dev, +};
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg.h =================================================================== --- trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg.h (rev 0) +++ trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg.h 2008-10-29 04:45:28 UTC (rev 3700) @@ -0,0 +1,10 @@ +#define W83627THG_FDC 0 /* Floppy */ +#define W83627THG_PP 1 /* Parallel Port */ +#define W83627THG_SP1 2 /* Com1 */ +#define W83627THG_SP2 3 /* Com2 */ +#define W83627THG_KBC 5 /* Keyboard & Mouse */ +#define W83627THG_GAME_MIDI_GPIO1 7 +#define W83627THG_GPIO2 8 +#define W83627THG_GPIO3 9 +#define W83627THG_ACPI 10 +#define W83627THG_HWM 11 /* Hardware Monitor */
Added: trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg_early_serial.c =================================================================== --- trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg_early_serial.c (rev 0) +++ trunk/coreboot-v2/src/superio/winbond/w83627thg/w83627thg_early_serial.c 2008-10-29 04:45:28 UTC (rev 3700) @@ -0,0 +1,25 @@ +#include <arch/romcc_io.h> +#include "w83627thg.h" + +static inline void pnp_enter_ext_func_mode(device_t dev) +{ + unsigned int port = dev >> 8; + outb(0x87, port); + outb(0x87, port); +} + +static void pnp_exit_ext_func_mode(device_t dev) +{ + unsigned int port = dev >> 8; + outb(0xaa, port); +} + +static void w83627thg_enable_serial(device_t dev, unsigned int iobase) +{ + pnp_enter_ext_func_mode(dev); + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, iobase); + pnp_set_enable(dev, 1); + pnp_exit_ext_func_mode(dev); +}