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| author | Stefano Babic <sbabic@denx.de> | 2015-02-13 11:17:01 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2015-02-13 11:17:01 +0100 |
| commit | e72d344386bf80738fab7a6bd37cb321f443093a (patch) | |
| tree | d3e02055e6aa903ab80ef87c78d2f38e93981dcf /board/freescale/t102xrdb/ddr.c | |
| parent | 258c98f8d36ef35d7cb7604847ba73e64d702c2a (diff) | |
| parent | bd2a4888b123713adec271d6c8040ca9f609aa2f (diff) | |
| download | u-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.zip u-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.tar.gz u-boot-imx-e72d344386bf80738fab7a6bd37cb321f443093a.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot
Diffstat (limited to 'board/freescale/t102xrdb/ddr.c')
| -rw-r--r-- | board/freescale/t102xrdb/ddr.c | 19 |
1 files changed, 19 insertions, 0 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; } |