From: Tang Yuantian <yuantian.t...@freescale.com>
Add deep sleep support on T1040QDS platforms.
Signed-off-by: Tang Yuantian <yuantian.t...@freescale.com>
---
board/freescale/t1040qds/t1040qds.c | 12 ++++++++++++
include/configs/T1040QDS.h | 4 ++++
2 files changed, 16 insertions(+)
diff --git a/board/freescale/t1040qds/t1040qds.c
b/board/freescale/t1040qds/t1040qds.c
index de3ea5c..2494da6 100644
--- a/board/freescale/t1040qds/t1040qds.c
+++ b/board/freescale/t1040qds/t1040qds.c
@@ -18,6 +18,7 @@
#include <asm/fsl_portals.h>
#include <asm/fsl_liodn.h>
#include <fm_eth.h>
+#include <asm/mpc85xx_gpio.h>
#include "../common/qixis.h"
#include "t1040qds.h"
@@ -244,3 +245,14 @@ int board_need_mem_reset(void)
{
return 1;
}
+
+#ifdef CONFIG_DEEP_SLEEP
+void board_mem_sleep_setup(void)
+{
+ /* does not provide HW signals for power management */
+ QIXIS_WRITE(pwr_ctl[1], (QIXIS_READ(pwr_ctl[1]) & ~0x2));
+ /* Disable MCKE isolation */
+ gpio_set_value(2, 0);
+ udelay(1);
+}
+#endif
diff --git a/include/configs/T1040QDS.h b/include/configs/T1040QDS.h
index 91b511b..9c5daf1 100644
--- a/include/configs/T1040QDS.h
+++ b/include/configs/T1040QDS.h
@@ -36,6 +36,10 @@
#define CONFIG_SYS_FSL_PBL_RCW
$(SRCTREE)/board/freescale/t1040qds/t1040_rcw.cfg
#endif
+/* support deep sleep */
+#define CONFIG_DEEP_SLEEP
+#define CONFIG_SILENT_CONSOLE
+
/* High Level Configuration Options */
#define CONFIG_BOOKE
#define CONFIG_E500 /* BOOKE e500 family */
--
1.8.0
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