diff options
| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2018-07-19 16:28:25 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2018-07-25 08:47:53 +0900 |
| commit | 65fce7630127cfc71c5d415bca8e23106b5b0763 (patch) | |
| tree | 8cbe73aecaf7e59a3f94fae0905d86db414110b6 /arch/arm/mach-uniphier/dram_init.c | |
| parent | e9687153027f4e1adbe17d6bd9da381c23235061 (diff) | |
ARM: uniphier: split ft_board_setup() out to a separate file
Prepare to add more fdt fixup code.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/arm/mach-uniphier/dram_init.c')
| -rw-r--r-- | arch/arm/mach-uniphier/dram_init.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/arch/arm/mach-uniphier/dram_init.c b/arch/arm/mach-uniphier/dram_init.c index 8aa3f81cfc..7e7c1d98db 100644 --- a/arch/arm/mach-uniphier/dram_init.c +++ b/arch/arm/mach-uniphier/dram_init.c @@ -6,8 +6,6 @@ */ #include <common.h> -#include <fdt_support.h> -#include <fdtdec.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/printk.h> @@ -264,36 +262,3 @@ int dram_init_banksize(void) return 0; } - -#ifdef CONFIG_OF_BOARD_SETUP -/* - * The DRAM PHY requires 64 byte scratch area in each DRAM channel - * for its dynamic PHY training feature. - */ -int ft_board_setup(void *fdt, bd_t *bd) -{ - unsigned long rsv_addr; - const unsigned long rsv_size = 64; - int i, ret; - - if (uniphier_get_soc_id() != UNIPHIER_LD20_ID) - return 0; - - for (i = 0; i < ARRAY_SIZE(bd->bi_dram); i++) { - if (!bd->bi_dram[i].size) - continue; - - rsv_addr = bd->bi_dram[i].start + bd->bi_dram[i].size; - rsv_addr -= rsv_size; - - ret = fdt_add_mem_rsv(fdt, rsv_addr, rsv_size); - if (ret) - return -ENOSPC; - - pr_notice(" Reserved memory region for DRAM PHY training: addr=%lx size=%lx\n", - rsv_addr, rsv_size); - } - - return 0; -} -#endif |