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authorTang Yuantian <yuantian.tang@freescale.com>2014-04-17 15:33:44 +0800
committerYork Sun <yorksun@freescale.com>2014-04-22 17:58:49 -0700
commit48f6a9a2bfffb77d00444865b40681aa5b41c6c7 (patch)
tree4d1e4c80c4e95b3817b7cf6a64031326e93a332d
parentaade20046b7ab5bd9b2afe84ccb31f0adf0c5e1e (diff)
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mpc85xx: Add deep sleep support on T1040QDS
Add deep sleep support on T1040QDS platform. Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
-rw-r--r--board/freescale/t1040qds/t1040qds.c12
-rw-r--r--include/configs/T1040QDS.h4
2 files changed, 16 insertions, 0 deletions
diff --git a/board/freescale/t1040qds/t1040qds.c b/board/freescale/t1040qds/t1040qds.c
index 3dec447..f1d7cde 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"
@@ -245,3 +246,14 @@ 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 030ea7e..745a2f2 100644
--- a/include/configs/T1040QDS.h
+++ b/include/configs/T1040QDS.h
@@ -43,6 +43,10 @@
#define CONFIG_SYS_BOOK3E_HV /* Category E.HV supported */
#define CONFIG_MP /* support multiple processors */
+/* support deep sleep */
+#define CONFIG_DEEP_SLEEP
+#define CONFIG_SILENT_CONSOLE
+
#ifndef CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_TEXT_BASE 0xeff40000
#endif