From 00233528559c913e4bfafb1505ebf65f78e02976 Mon Sep 17 00:00:00 2001
From: Tang Yuantian <Yuantian.Tang@freescale.com>
Date: Fri, 21 Nov 2014 11:17:16 +0800
Subject: mpc85xx/t104xrdb: convert deep sleep to generic board interface

A new interface is introduced to support generic board structure.
Converts it to use new interface.

Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
---
 board/freescale/t104xrdb/ddr.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'board/freescale/t104xrdb/ddr.c')

diff --git a/board/freescale/t104xrdb/ddr.c b/board/freescale/t104xrdb/ddr.c
index 2c331ee..5aa11b1 100644
--- a/board/freescale/t104xrdb/ddr.c
+++ b/board/freescale/t104xrdb/ddr.c
@@ -11,6 +11,7 @@
 #include <fsl_ddr_sdram.h>
 #include <fsl_ddr_dimm_params.h>
 #include <asm/fsl_law.h>
+#include <asm/mpc85xx_gpio.h>
 #include "ddr.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -109,6 +110,19 @@ found:
 	popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_75ohm);
 }
 
+#if defined(CONFIG_DEEP_SLEEP)
+void board_mem_sleep_setup(void)
+{
+	void __iomem *cpld_base = (void *)CONFIG_SYS_CPLD_BASE;
+
+	/* does not provide HW signals for power management */
+	clrbits_8(cpld_base + 0x17, 0x40);
+	/* Disable MCKE isolation */
+	gpio_set_value(2, 0);
+	udelay(1);
+}
+#endif
+
 phys_size_t initdram(int board_type)
 {
 	phys_size_t dram_size;
@@ -124,5 +138,10 @@ phys_size_t initdram(int board_type)
 #else
 	dram_size =  fsl_ddr_sdram_size();
 #endif
+
+#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
+	fsl_dp_resume();
+#endif
+
 	return dram_size;
 }
-- 
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