From: Tang Yuantian <yuantian.tang@freescale.com>
Date: Thu, 17 Apr 2014 07:33:44 +0000 (+0800)
Subject: mpc85xx: Add deep sleep support on T1040QDS
X-Git-Tag: v2014.07-rc1~15^2~27
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=48f6a9a2bfffb77d00444865b40681aa5b41c6c7;p=u-boot

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 3dec4473e5..f1d7cdef6f 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 030ea7e660..745a2f22f9 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