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authortang yuantian <Yuantian.Tang@freescale.com>2014-12-17 15:42:54 +0800
committerYork Sun <yorksun@freescale.com>2015-01-16 09:31:06 -0800
commitf49b8c1b5d9db6d349000b25312c672a1f6627b8 (patch)
treeff9c7ec4bf97adea1f0e8ecb670e6d64bd9ce484 /board
parent026f64f636e93f4d8298ab9a3ac3815ccbdb38c0 (diff)
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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>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/t102xrdb/ddr.c19
-rw-r--r--board/freescale/t102xrdb/spl.c7
-rw-r--r--board/freescale/t102xrdb/t102xrdb.c23
3 files changed, 37 insertions, 12 deletions
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