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google/parrot: Implement functions required by CHROMEOS

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BRANCH=none
BUG=chromium:513990
TEST=google/parrot builds

Change-Id: I5e354d6160e554f1c41e84eac6102e84de34b81d
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Original-Commit-Id: d5a6253e6f19815736a6b433f6c58e3be2e5841b
Original-Change-Id: I3a3bf9ead333d56472f856c9efefff239fb70586
Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/288852
Original-Reviewed-by: Stefan Reinauer <reinauer@chromium.org>
Reviewed-on: http://review.coreboot.org/11063
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Patrick Georgi
2015-07-27 23:18:15 +02:00
committed by Patrick Georgi
parent 5e0a2e2d33
commit c3f72751f8
1 changed files with 36 additions and 5 deletions
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41
src/mainboard/google/parrot/chromeos.c
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@@ -43,16 +43,13 @@ void fill_lb_gpios(struct lb_gpios *gpios)
if (!gpio_base) if (!gpio_base)
return; return;
u32 gp_lvl = inl(gpio_base + GP_LVL);
u32 gp_lvl3 = inl(gpio_base + GP_LVL3);
gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio)); gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
gpios->count = GPIO_COUNT; gpios->count = GPIO_COUNT;
/* Write Protect: GPIO70 active high */ /* Write Protect: GPIO70 active high */
gpios->gpios[0].port = 70; gpios->gpios[0].port = 70;
gpios->gpios[0].polarity = ACTIVE_LOW; gpios->gpios[0].polarity = ACTIVE_LOW;
gpios->gpios[0].value = (gp_lvl3 >> (70 - 64)) & 1; gpios->gpios[0].value = !get_write_protect_state();
strncpy((char *)gpios->gpios[0].name,"write protect", GPIO_MAX_NAME_LENGTH); strncpy((char *)gpios->gpios[0].name,"write protect", GPIO_MAX_NAME_LENGTH);
/* Recovery: Virtual GPIO in the EC (Servo GPIO68 active low) */ /* Recovery: Virtual GPIO in the EC (Servo GPIO68 active low) */
@@ -70,7 +67,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
/* Lid switch GPIO active high (open). */ /* Lid switch GPIO active high (open). */
gpios->gpios[3].port = 15; gpios->gpios[3].port = 15;
gpios->gpios[3].polarity = ACTIVE_HIGH; gpios->gpios[3].polarity = ACTIVE_HIGH;
gpios->gpios[3].value = ((gp_lvl >> 15) & 1); gpios->gpios[3].value = get_lid_switch();
strncpy((char *)gpios->gpios[3].name,"lid", GPIO_MAX_NAME_LENGTH); strncpy((char *)gpios->gpios[3].name,"lid", GPIO_MAX_NAME_LENGTH);
/* Power Button */ /* Power Button */
@@ -88,6 +85,22 @@ void fill_lb_gpios(struct lb_gpios *gpios)
} }
#endif #endif
int get_lid_switch(void)
{
device_t dev;
#ifdef __PRE_RAM__
dev = PCI_DEV(0, 0x1f, 0);
#else
dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
#endif
u16 gpio_base = pci_read_config32(dev, GPIOBASE) & 0xfffe;
if (!gpio_base)
return 0;
u32 gp_lvl = inl(gpio_base + GP_LVL);
return (gp_lvl >> 15) & 1;
}
int get_developer_mode_switch(void) int get_developer_mode_switch(void)
{ {
@@ -115,6 +128,24 @@ int get_developer_mode_switch(void)
return !((gp_lvl >> 17) & 1); return !((gp_lvl >> 17) & 1);
} }
int get_write_protect_state(void)
{
device_t dev;
#ifdef __PRE_RAM__
dev = PCI_DEV(0, 0x1f, 0);
#else
dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
#endif
u16 gpio_base = pci_read_config32(dev, GPIOBASE) & 0xfffe;
if (!gpio_base)
return 0;
u32 gp_lvl3 = inl(gpio_base + GP_LVL3);
return !((gp_lvl3 >> (70 - 64)) & 1);
}
int get_recovery_mode_switch(void) int get_recovery_mode_switch(void)
{ {
u8 rec_mode; u8 rec_mode;