[U-Boot] [PATCH] QE/DeepSleep: add QE deepsleep support for arm

Zhao Qiang B45475 at freescale.com
Tue Apr 7 09:09:54 CEST 2015


Muram will power off during deepsleep, and the microcode of qe
in muram will be lost, it should be reload when resume.

Signed-off-by: Zhao Qiang <B45475 at freescale.com>
---
 board/freescale/common/arm_sleep.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/freescale/common/arm_sleep.c b/board/freescale/common/arm_sleep.c
index 8edf878..c06b862 100644
--- a/board/freescale/common/arm_sleep.c
+++ b/board/freescale/common/arm_sleep.c
@@ -19,6 +19,9 @@
 #endif
 
 #include "sleep.h"
+#ifdef CONFIG_U_QE
+#include "../../../drivers/qe/qe.h"
+#endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -72,6 +75,9 @@ static void dp_resume_prepare(void)
 	board_sleep_prepare();
 	armv7_init_nonsec();
 	cleanup_before_linux();
+#ifdef CONFIG_U_QE
+	u_qe_resume();
+#endif
 }
 
 int fsl_dp_resume(void)
-- 
2.1.0.27.g96db324



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