[U-Boot] [PATCH] mpc85xx/t1040qds: convert deep sleep to generic board interface

[U-Boot] [PATCH] mpc85xx/t1040qds: convert deep sleep to generic board interface

[Tang Yuantian]

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

Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
---
 board/freescale/t1040qds/ddr.c      | 19 +++++++++++++++++++
 board/freescale/t1040qds/t1040qds.c | 23 +++++++++++------------
 include/configs/T1040QDS.h          |  3 +++
 3 files changed, 33 insertions(+), 12 deletions(-)

diff --git a/board/freescale/t1040qds/ddr.c b/board/freescale/t1040qds/ddr.c
index 43f952f..8240240 100644
--- a/board/freescale/t1040qds/ddr.c
+++ b/board/freescale/t1040qds/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;
@@ -100,6 +101,19 @@ found:
 #endif
 }
 
+#if defined(CONFIG_DEEP_SLEEP)
+void board_mem_sleep_setup(void)
+{
+	void __iomem *qixis_base = (void *)QIXIS_BASE;
+
+	/* does not provide HW signals for power management */
+	clrbits_8(qixis_base + 0x21, 0x2);
+	/* Disable MCKE isolation */
+	gpio_set_value(2, 0);
+	udelay(1);
+}
+#endif
+
 phys_size_t initdram(int board_type)
 {
 	phys_size_t dram_size;
@@ -112,5 +126,10 @@ phys_size_t initdram(int board_type)
 	dram_size *= 0x100000;
 
 	puts("    DDR: ");
+
+#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
+	fsl_dp_resume();
+#endif
+
 	return dram_size;
 }
diff --git a/board/freescale/t1040qds/t1040qds.c b/board/freescale/t1040qds/t1040qds.c
index 13285be..eaca57f 100644
--- a/board/freescale/t1040qds/t1040qds.c
+++ b/board/freescale/t1040qds/t1040qds.c
@@ -19,8 +19,8 @@
 #include <asm/fsl_liodn.h>
 #include <fm_eth.h>
 #include <hwconfig.h>
-#include <asm/mpc85xx_gpio.h>
 
+#include "../common/sleep.h"
 #include "../common/qixis.h"
 #include "t1040qds.h"
 #include "t1040qds_qixis.h"
@@ -115,6 +115,16 @@ static void qe_board_setup(void)
 	}
 }
 
+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
@@ -281,14 +291,3 @@ 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 b70bdfe..5ebc870 100644
--- a/include/configs/T1040QDS.h
+++ b/include/configs/T1040QDS.h
@@ -47,7 +47,10 @@
 
 /* support deep sleep */
 #define CONFIG_DEEP_SLEEP
+#if defined(CONFIG_DEEP_SLEEP)
 #define CONFIG_SILENT_CONSOLE
+#define CONFIG_BOARD_EARLY_INIT_F
+#endif
 
 #ifndef CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_TEXT_BASE	0xeff40000
-- 
2.1.0.27.g96db324

[U-Boot] [PATCH] mpc85xx/t1040qds: convert deep sleep to generic board interface

[York Sun]

On 12/17/2014 08:20 PM, Tang Yuantian wrote:
> A new deep sleep interface is introduced to support generic
> board structure. Converts it to use new interface.
> 
> Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
> ---

Applied to u-boot-mpc85xx master branch, awaiting upstream.

York