summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorAaron Durbin <adurbin@chromium.org>2014-08-29 10:48:27 -0500
committerPatrick Georgi <pgeorgi@google.com>2015-03-27 08:04:36 +0100
commit45a1c949cb5db68fb053efe1e22a2361c34a34c2 (patch)
treede10bdc78e2b23187d6f8cb5d7a49abf5aab252d /src
parentd7f26b60bf899668ad5244702140e94e03bd38a1 (diff)
downloadcoreboot-45a1c949cb5db68fb053efe1e22a2361c34a34c2.tar.xz
rush: use names for gpios
Instead of calling out the gpio index and port numbers use real names. It's semantically clearer and there's only one place to adjust the hardware values. BUG=chrome-os-partner:31106 BRANCH=None TEST=Built and booted. Change-Id: I4a0bc034fe4f648b73ebf6389d8669fe15db1d8f Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 5f2af2e32903b3df64f3f25a42fb42b0b629152c Original-Change-Id: I68c138b428abbd0c9bc60be0cfc70681528d7728 Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/215542 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9027 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/rush_ryu/chromeos.c10
-rw-r--r--src/mainboard/google/rush_ryu/gpio.h10
-rw-r--r--src/mainboard/google/rush_ryu/reset.c4
3 files changed, 17 insertions, 7 deletions
diff --git a/src/mainboard/google/rush_ryu/chromeos.c b/src/mainboard/google/rush_ryu/chromeos.c
index 401cf9372e..9446ae0b96 100644
--- a/src/mainboard/google/rush_ryu/chromeos.c
+++ b/src/mainboard/google/rush_ryu/chromeos.c
@@ -23,16 +23,16 @@
#include <ec/google/chromeec/ec_commands.h>
#include <string.h>
#include <vendorcode/google/chromeos/chromeos.h>
-#include <soc/nvidia/tegra132/gpio.h>
+#include "gpio.h"
void fill_lb_gpios(struct lb_gpios *gpios)
{
int count = 0;
/* Write Protect: active low */
- gpios->gpios[count].port = GPIO_R1_INDEX;
+ gpios->gpios[count].port = WRITE_PROTECT_L_INDEX;
gpios->gpios[count].polarity = ACTIVE_LOW;
- gpios->gpios[count].value = gpio_get_in_value(GPIO(R1));
+ gpios->gpios[count].value = gpio_get_in_value(WRITE_PROTECT_L);
strncpy((char *)gpios->gpios[count].name, "write protect",
GPIO_MAX_NAME_LENGTH);
count++;
@@ -48,7 +48,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
/* TODO(adurbin): add lid switch */
/* Power: active low */
- gpios->gpios[count].port = GPIO_Q0_INDEX;
+ gpios->gpios[count].port = POWER_BUTTON_L_INDEX,
gpios->gpios[count].polarity = ACTIVE_LOW;
gpios->gpios[count].value = 1;
strncpy((char *)gpios->gpios[count].name, "power",
@@ -85,5 +85,5 @@ int get_recovery_mode_switch(void)
int get_write_protect_state(void)
{
- return !gpio_get_in_value(GPIO(R1));
+ return !gpio_get_in_value(WRITE_PROTECT_L);
}
diff --git a/src/mainboard/google/rush_ryu/gpio.h b/src/mainboard/google/rush_ryu/gpio.h
index 9b51a58116..e248540a40 100644
--- a/src/mainboard/google/rush_ryu/gpio.h
+++ b/src/mainboard/google/rush_ryu/gpio.h
@@ -40,6 +40,16 @@ enum {
MODEM_RESET = GPIO(S3),
MODEM_PWR_ON = GPIO(S4),
MDM_DET = GPIO(V1),
+ /* Warm reset */
+ AP_SYS_RESET_L = GPIO(I5),
+ /* Write Protect */
+ SPI_1V8_WP_L = GPIO(R1),
+ WRITE_PROTECT_L = SPI_1V8_WP_L,
+ WRITE_PROTECT_L_INDEX = GPIO_R1_INDEX,
+ /* Power Button */
+ BTN_AP_PWR_L = GPIO(Q0),
+ POWER_BUTTON_L = BTN_AP_PWR_L,
+ POWER_BUTTON_L_INDEX = GPIO_Q0_INDEX,
};
#endif /* __MAINBOARD_GOOGLE_RUSH_RYU_GPIO_H__ */
diff --git a/src/mainboard/google/rush_ryu/reset.c b/src/mainboard/google/rush_ryu/reset.c
index f3057cac90..4548837d7e 100644
--- a/src/mainboard/google/rush_ryu/reset.c
+++ b/src/mainboard/google/rush_ryu/reset.c
@@ -19,10 +19,10 @@
#include <arch/io.h>
#include <reset.h>
-#include <soc/nvidia/tegra132/gpio.h>
+#include "gpio.h"
void hard_reset(void)
{
- gpio_output(GPIO(I5), 0);
+ gpio_output(AP_SYS_RESET_L, 0);
while(1);
}