diff options
Diffstat (limited to 'arch')
3 files changed, 0 insertions, 45 deletions
diff --git a/arch/arm/boards/freescale-vf610-twr/flash-header-vf610-twr.imxcfg b/arch/arm/boards/freescale-vf610-twr/flash-header-vf610-twr.imxcfg index 553eae25dd..71150802bf 100644 --- a/arch/arm/boards/freescale-vf610-twr/flash-header-vf610-twr.imxcfg +++ b/arch/arm/boards/freescale-vf610-twr/flash-header-vf610-twr.imxcfg @@ -13,35 +13,3 @@ dcdofs 0x400 wm 32 DDRMC_CR00 DDRMC_CR00_DRAM_CLASS_DDR3_START check 32 until_any_bit_set 0x400ae140 0x100 - -/* - * Cargo cult DDR controller initialization here we come! - * - * Experemintation with VF610 Tower Board shows that without the - * following code the board would not boot off of SD card when - * power-cycled. It will however happily boot when reset via SW3/Reset - * button. For whatever reason the following actions appear to be - * necessary: - * - * - Initialize DDRMC as usual - * - Issue a read to location in DDR address space - * - Disable DDRMC - * - Enable DDRMC and wait for it to finish initializing - * - * I am sure this is all going to be extrememly embarrassing to read - * if/when the real problem and real solution is found. - */ - -/* - * Because there's no standalone read command what we do here instead - * is write a pattern to memory and then checking that memory address - * against that pattern - */ -wm 32 0x80000000 0xa5a5a5a5 -check 32 until_any_bit_set 0x80000000 0xa5a5a5a5 - -wm 32 0x400ae000 0x00000600 -wm 32 0x400ae000 0x00000601 - -check 32 until_any_bit_set 0x400ae140 0x100 - diff --git a/arch/arm/boards/zii-vf610-dev/flash-header-zii-vf610-dev.imxcfg b/arch/arm/boards/zii-vf610-dev/flash-header-zii-vf610-dev.imxcfg index e03bd9b745..7076a6431f 100644 --- a/arch/arm/boards/zii-vf610-dev/flash-header-zii-vf610-dev.imxcfg +++ b/arch/arm/boards/zii-vf610-dev/flash-header-zii-vf610-dev.imxcfg @@ -25,13 +25,4 @@ wm 32 DDRMC_CR00 DDRMC_CR00_DRAM_CLASS_DDR3_START check 32 until_any_bit_set 0x400ae140 0x100 -wm 32 0x80000000 0xa5a5a5a5 -check 32 until_any_bit_set 0x80000000 0xa5a5a5a5 - -wm 32 0x400ae000 0x00000600 -wm 32 0x400ae000 0x00000601 - -check 32 until_any_bit_set 0x400ae140 0x100 - - diff --git a/arch/arm/mach-imx/include/mach/flash-header/vf610-ddr-cr-default.imxcfg b/arch/arm/mach-imx/include/mach/flash-header/vf610-ddr-cr-default.imxcfg index 956cc5c58b..8c411ddc7e 100644 --- a/arch/arm/mach-imx/include/mach/flash-header/vf610-ddr-cr-default.imxcfg +++ b/arch/arm/mach-imx/include/mach/flash-header/vf610-ddr-cr-default.imxcfg @@ -107,10 +107,6 @@ wm 32 DDRMC_CR88 0x00040000 wm 32 DDRMC_CR89 0x00000002 wm 32 DDRMC_CR91 0x00020000 wm 32 DDRMC_CR96 0x00002819 -wm 32 DDRMC_CR102 0x00010100 -wm 32 DDRMC_CR105 0x00000000 -wm 32 DDRMC_CR106 0x00000004 -wm 32 DDRMC_CR110 0x00040000 wm 32 DDRMC_CR117 0x00000000 wm 32 DDRMC_CR118 0x01010000 wm 32 DDRMC_CR120 0x02020000 |