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-rw-r--r--board/htkw/mcx/mcx.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/board/htkw/mcx/mcx.c b/board/htkw/mcx/mcx.c
index 8f75af1..454ff0a 100644
--- a/board/htkw/mcx/mcx.c
+++ b/board/htkw/mcx/mcx.c
@@ -37,6 +37,8 @@
DECLARE_GLOBAL_DATA_PTR;
+#define HOT_WATER_BUTTON 38
+
#ifdef CONFIG_USB_EHCI
static struct omap_usbhs_board_data usbhs_bdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
@@ -68,6 +70,27 @@ int board_init(void)
return 0;
}
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+ if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) {
+ puts("Failed to get hot-water-button pin\n");
+ return -ENODEV;
+ }
+ gpio_direction_input(HOT_WATER_BUTTON);
+
+ /*
+ * if hot-water-button is pressed
+ * change bootcmd
+ */
+ if (gpio_get_value(HOT_WATER_BUTTON))
+ return 0;
+
+ setenv("bootcmd", "run swupdate");
+ return 0;
+}
+#endif
+
/*
* Routine: set_muxconf_regs
* Description: Setting up the configuration Mux registers specific to the