GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

GPIO2 and GPIO3 support for HF part. 

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1575 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
David W. Hendricks 2004-05-26 19:18:21 +00:00
parent 994048f241
commit bb8602b6ea
1 changed files with 10 additions and 116 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

126
src/superio/winbond/w83627hf/superio.c
View File

@ -16,73 +16,13 @@
#include "chip.h" #include "chip.h"
#include "w83627hf.h" #include "w83627hf.h"
//BY LYH static void init(device_t dev)
void pnp_enter_ext_func_mode(device_t dev) {
outb(0x87, dev->path.u.pnp.port);
outb(0x87, dev->path.u.pnp.port);
}
void pnp_exit_ext_func_mode(device_t dev) {
outb(0xaa, dev->path.u.pnp.port);
}
void pnp_write_hwm(unsigned long port_base, uint8_t reg, uint8_t value)
{
outb(reg, port_base+5);
outb(value, port_base+6);
}
uint8_t pnp_read_hwm(unsigned long port_base, uint8_t reg)
{
outb(reg, port_base + 5);
return inb(port_base + 6);
}
static void enable_hwm_smbus(device_t dev) {
uint8_t reg, value;
reg = 0x2b;
value = pnp_read_config(dev, reg);
value &= 0x3f;
pnp_write_config(dev, reg, value);
}
static void init_hwm(unsigned long base)
{
uint8_t reg, value;
int i;
unsigned hwm_reg_values[] = {
// reg mask data
0x40 , 0xff , 0x81, // ; Start Hardware Monitoring for WIN627
0x48 , 0xC8 , 0x48, // ; Program SIO SMBus BAR to 90h>>1
0x4A , 0x21 , 0x21, // ; Program T2 SMBus BAR to 92h>>1 &
// ; Program T3 SMBus BAR to 94h>>1
0x4E , 0x80 , 0x00,
0x43 , 0x00 , 0xFF,
0x44 , 0x00 , 0x3F,
0x4C , 0xBF , 0x18,
0x4D , 0xFF , 0x80 // ; Turn Off Beep
};
for(i = 0; i< sizeof(hwm_reg_values)/sizeof(hwm_reg_values[0]); i+=3 ) {
reg = hwm_reg_values[i];
value = pnp_read_hwm(base, reg);
value &= 0xff & hwm_reg_values[i+1];
value |= 0xff & hwm_reg_values[i+2];
#if 0
printk_debug("base = 0x%04x, reg = 0x%02x, value = 0x%02x\r\n", base,reg,value);
#endif
pnp_write_hwm(base,reg, value);
}
}
//END
static void w83627hf_init(device_t dev)
{ {
struct superio_winbond_w83627hf_config *conf; struct superio_winbond_w83627hf_config *conf;
struct resource *res0, *res1; struct resource *res0, *res1;
/* Wishlist handle well known programming interfaces more
* generically.
*/
if (!dev->enabled) { if (!dev->enabled) {
return; return;
} }
@ -101,61 +41,15 @@ static void w83627hf_init(device_t dev)
res1 = get_resource(dev, PNP_IDX_IO1); res1 = get_resource(dev, PNP_IDX_IO1);
init_pc_keyboard(res0->base, res1->base, &conf->keyboard); init_pc_keyboard(res0->base, res1->base, &conf->keyboard);
break; break;
//BY LYH
case W83627HF_HWM:
res0 = get_resource(dev, PNP_IDX_IO0);
init_hwm(res0->base);
break;
//END
} }
} }
void w83627hf_pnp_set_resources(device_t dev)
{
pnp_enter_ext_func_mode(dev); //BY LYH
pnp_set_resources(dev);
pnp_exit_ext_func_mode(dev); //BY LYH
}
void w83627hf_pnp_enable_resources(device_t dev)
{
pnp_enter_ext_func_mode(dev); //BY LYH
pnp_enable_resources(dev);
if(dev->path.u.pnp.device == W83627HF_HWM) {
//set the pin 91,92 as I2C bus
printk_debug("w83627hf hwm smbus enabled\r\n");
enable_hwm_smbus(dev);
}
pnp_exit_ext_func_mode(dev); //BY LYH
}
void w83627hf_pnp_enable(device_t dev)
{
if (!dev->enabled) {
pnp_enter_ext_func_mode(dev); // BY LYH
pnp_set_logical_device(dev);
pnp_set_enable(dev, 0);
pnp_exit_ext_func_mode(dev); //BY LYH
}
}
static struct device_operations ops = { static struct device_operations ops = {
.read_resources = pnp_read_resources, .read_resources = pnp_read_resources,
.set_resources = w83627hf_pnp_set_resources, .set_resources = pnp_set_resources,
.enable_resources = w83627hf_pnp_enable_resources, .enable_resources = pnp_enable_resources,
.enable = w83627hf_pnp_enable, .enable = pnp_enable,
.init = w83627hf_init, .init = init,
}; };
static struct pnp_info pnp_dev_info[] = { static struct pnp_info pnp_dev_info[] = {
@ -167,8 +61,8 @@ static struct pnp_info pnp_dev_info[] = {
{ &ops, W83627HF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, { &ops, W83627HF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
{ &ops, W83627HF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, { &ops, W83627HF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83627HF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} }, { &ops, W83627HF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83627HF_GPIO2,}, { &ops, W83627HF_GPI02, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83627HF_GPIO3,}, { &ops, W83627HF_GPI03, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83627HF_ACPI, PNP_IRQ0, }, { &ops, W83627HF_ACPI, PNP_IRQ0, },
{ &ops, W83627HF_HWM, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 } }, { &ops, W83627HF_HWM, PNP_IO0 | PNP_IRQ0, { 0xff8, 0 } },
}; };