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-rw-r--r--board/keymile/common/common.c6
-rw-r--r--board/keymile/common/common.h1
-rw-r--r--board/keymile/km82xx/km82xx.c27
3 files changed, 30 insertions, 4 deletions
diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c
index dc96489..25a3850 100644
--- a/board/keymile/common/common.c
+++ b/board/keymile/common/common.c
@@ -22,7 +22,7 @@
*/
#include <common.h>
-#if defined(CONFIG_MGCOGE) || defined(CONFIG_MGCOGE2NE)
+#if defined(CONFIG_KM82XX)
#include <mpc8260.h>
#endif
#include <ioports.h>
@@ -398,10 +398,10 @@ int ivm_read_eeprom(void)
#define DELAY_ABORT_SEQ 62 /* @200kHz 9 clocks = 44us, 62us is ok */
#define DELAY_HALF_PERIOD (500 / (CONFIG_SYS_I2C_SPEED / 1000))
-#if defined(CONFIG_MGCOGE) || defined(CONFIG_MGCOGE2NE)
+#if defined(CONFIG_KM_82XX)
#define SDA_MASK 0x00010000
#define SCL_MASK 0x00020000
-static void set_pin(int state, unsigned long mask)
+void set_pin(int state, unsigned long mask)
{
ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3);
diff --git a/board/keymile/common/common.h b/board/keymile/common/common.h
index 6ce992a..cee24d4 100644
--- a/board/keymile/common/common.h
+++ b/board/keymile/common/common.h
@@ -124,6 +124,7 @@ struct bfticu_iomap {
int ethernet_present(void);
int ivm_read_eeprom(void);
+void set_pin(int state, unsigned long mask);
int set_km_env(void);
int fdt_set_node_and_value(void *blob,
diff --git a/board/keymile/km82xx/km82xx.c b/board/keymile/km82xx/km82xx.c
index 01c0bfd..d453d25 100644
--- a/board/keymile/km82xx/km82xx.c
+++ b/board/keymile/km82xx/km82xx.c
@@ -288,7 +288,7 @@ int checkboard(void)
#if defined(CONFIG_MGCOGE)
puts("Board: Keymile mgcoge");
#else
- puts("Board: Keymile mgcoge2ne");
+ puts("Board: Keymile mgcoge3ne");
#endif
if (ethernet_present())
puts(" with PIGGY.");
@@ -314,6 +314,28 @@ int last_stage_init(void)
return 0;
}
+#ifdef CONFIG_MGCOGE3NE
+/*
+ * For mgcoge3ne boards, the mgcoge3un control is controlled from
+ * a GPIO line on the PPC CPU. If bobcatreset is set the line
+ * will toggle once what forces the mgocge3un part to restart
+ * immediately.
+ */
+void handle_mgcoge3un_reset(void)
+{
+ char *bobcatreset = getenv("bobcatreset");
+ if (bobcatreset) {
+ if (strcmp(bobcatreset, "true") == 0) {
+ puts("Forcing bobcat reset\n");
+ set_pin(0, 0x00000004); /* clear PD29 to reset arm */
+ udelay(1000);
+ set_pin(1, 0x00000004);
+ } else
+ set_pin(1, 0x00000004); /* set PD29 to not reset arm */
+ }
+}
+#endif
+
/*
* Early board initalization.
*/
@@ -329,6 +351,9 @@ int board_early_init_r(void)
out_8(&base->oprtl, (H_OPORTS_SCC4_ENA | H_OPORTS_SCC4_FD_ENA |
H_OPORTS_FCC1_PW_DWN));
+#ifdef CONFIG_MGCOGE3NE
+ handle_mgcoge3un_reset();
+#endif
return 0;
}