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>

diff --git a/board/freescale/t1040qds/t1040qds.c b/board/freescale/t1040qds/t1040qds.c
index 3dec4473e527a6656adb41f64dc3216926a3451b..f1d7cdef6f942d828efca22b13787dfae21a5aa4 100644 (file)
--- 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 030ea7e66051decf14fb6d9951af4aaf2a9c23f2..745a2f22f9e6c04776563395b45a7bf72172f8c5 100644 (file)
--- 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