From f49b8c1b5d9db6d349000b25312c672a1f6627b8 Mon Sep 17 00:00:00 2001
From: tang yuantian <Yuantian.Tang@freescale.com>
Date: Wed, 17 Dec 2014 15:42:54 +0800
Subject: mpc85xx/t102xrdb: convert deep sleep to generic board interface

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

Besides, added SPI/SD/NAND boot deep sleep support.

Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
---
 board/freescale/t102xrdb/ddr.c      | 19 +++++++++++++++++++
 board/freescale/t102xrdb/spl.c      |  7 +++++++
 board/freescale/t102xrdb/t102xrdb.c | 23 +++++++++++------------
 3 files changed, 37 insertions(+), 12 deletions(-)

(limited to 'board/freescale/t102xrdb')

diff --git a/board/freescale/t102xrdb/ddr.c b/board/freescale/t102xrdb/ddr.c
index a20330b..a2a8f4c 100644
--- a/board/freescale/t102xrdb/ddr.c
+++ b/board/freescale/t102xrdb/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>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -136,6 +137,19 @@ found:
 #endif
 }
 
+#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;
@@ -150,5 +164,10 @@ phys_size_t initdram(int board_type)
 	/* DDR has been initialised by first stage boot loader */
 	dram_size =  fsl_ddr_sdram_size();
 #endif
+
+#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
+	fsl_dp_resume();
+#endif
+
 	return dram_size;
 }
diff --git a/board/freescale/t102xrdb/spl.c b/board/freescale/t102xrdb/spl.c
index dd2dec4..1a3a996 100644
--- a/board/freescale/t102xrdb/spl.c
+++ b/board/freescale/t102xrdb/spl.c
@@ -11,6 +11,7 @@
 #include <mmc.h>
 #include <fsl_esdhc.h>
 #include <spi_flash.h>
+#include "../common/sleep.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -42,6 +43,12 @@ void board_init_f(ulong bootflag)
 
 	console_init_f();
 
+#ifdef CONFIG_DEEP_SLEEP
+	/* disable the console if boot from deep sleep */
+	if (is_warm_boot())
+		fsl_dp_disable_console();
+#endif
+
 	/* initialize selected port with appropriate baud rate */
 	sys_clk = get_board_sys_clk();
 	plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f;
diff --git a/board/freescale/t102xrdb/t102xrdb.c b/board/freescale/t102xrdb/t102xrdb.c
index f5c438d..96457cf 100644
--- a/board/freescale/t102xrdb/t102xrdb.c
+++ b/board/freescale/t102xrdb/t102xrdb.c
@@ -16,10 +16,10 @@
 #include <asm/fsl_serdes.h>
 #include <asm/fsl_portals.h>
 #include <asm/fsl_liodn.h>
-#include <asm/mpc85xx_gpio.h>
 #include <fm_eth.h>
 #include "t102xrdb.h"
 #include "cpld.h"
+#include "../common/sleep.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -55,6 +55,16 @@ int checkboard(void)
 	return 0;
 }
 
+int board_early_init_f(void)
+{
+#if defined(CONFIG_DEEP_SLEEP)
+	if (is_warm_boot())
+		fsl_dp_disable_console();
+#endif
+
+	return 0;
+}
+
 int board_early_init_r(void)
 {
 #ifdef CONFIG_SYS_FLASH_BASE
@@ -131,14 +141,3 @@ int ft_board_setup(void *blob, bd_t *bd)
 
 	return 0;
 }
-
-#ifdef CONFIG_DEEP_SLEEP
-void board_mem_sleep_setup(void)
-{
-	/* does not provide HW signals for power management */
-	CPLD_WRITE(misc_ctl_status, (CPLD_READ(misc_ctl_status) & ~0x40));
-	/* Disable MCKE isolation */
-	gpio_set_value(2, 0);
-	udelay(1);
-}
-#endif
-- 
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