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authorKyösti Mälkki <kyosti.malkki@gmail.com>2021-11-05 16:48:58 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2021-11-12 11:24:58 +0000
commit09a66ace7eef4a88d168b7edfb1cb0546e48c34d (patch)
tree2e08eef22f7c38de848629854dc110e9abc722e9 /src/mainboard/google/drallion
parent4bcc275d717c5c2ab926bc1ee2cb7122f58928e2 (diff)
google/deltaur,drallion,sarien: Refactor ChromeOS GPIOs
Low-level GPIOs should not depend on late cros_gpios that should be guarded with CHROMEOS and implemented for the purpose of ACPI \OIPG package generation. Change-Id: Ibe708330504bc819e312eddaf5dfe4016cda21a1 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/59004 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/google/drallion')
-rw-r--r--src/mainboard/google/drallion/chromeos.c29
1 files changed, 7 insertions, 22 deletions
diff --git a/src/mainboard/google/drallion/chromeos.c b/src/mainboard/google/drallion/chromeos.c
index 6122b85a5b..726736a5cf 100644
--- a/src/mainboard/google/drallion/chromeos.c
+++ b/src/mainboard/google/drallion/chromeos.c
@@ -31,24 +31,14 @@ void fill_lb_gpios(struct lb_gpios *gpios)
lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
}
-static int cros_get_gpio_value(int type)
+int get_write_protect_state(void)
{
- const struct cros_gpio *cros_gpios;
- size_t i, num_gpios = 0;
-
- cros_gpios = variant_cros_gpios(&num_gpios);
+ return gpio_get(GPP_E15);
+}
- for (i = 0; i < num_gpios; i++) {
- const struct cros_gpio *gpio = &cros_gpios[i];
- if (gpio->type == type) {
- int state = gpio_get(gpio->gpio_num);
- if (gpio->polarity == CROS_GPIO_ACTIVE_LOW)
- return !state;
- else
- return state;
- }
- }
- return 0;
+static bool raw_get_recovery_mode_switch(void)
+{
+ return !gpio_get(GPP_E8);
}
void mainboard_chromeos_acpi_generate(void)
@@ -61,11 +51,6 @@ void mainboard_chromeos_acpi_generate(void)
chromeos_acpi_gpio_generate(cros_gpios, num_gpios);
}
-int get_write_protect_state(void)
-{
- return cros_get_gpio_value(CROS_GPIO_WP);
-}
-
int get_recovery_mode_switch(void)
{
static enum rec_mode_state saved_rec_mode = REC_MODE_UNINITIALIZED;
@@ -91,7 +76,7 @@ int get_recovery_mode_switch(void)
state = REC_MODE_REQUESTED;
/* Read state from the GPIO controlled by servo. */
- if (cros_get_gpio_value(CROS_GPIO_REC))
+ if (raw_get_recovery_mode_switch())
state = REC_MODE_REQUESTED;
/* Store the state in case this is called again in verstage. */