From 59ebf4afa6ba3edc7012e3ac23aae607b0b54dbd Mon Sep 17 00:00:00 2001 From: Lokesh Vutla Date: Fri, 2 Nov 2018 19:51:06 +0530 Subject: [PATCH] armv7R: K3: am654: Add support for triggering ddr init from SPL In SPL, DDR should be made available by the end of board_init_f() so that apis in board_init_r() can use ddr. Adding support for triggering DDR initialization from board_init_f(). Reviewed-by: Tom Rini Signed-off-by: Lokesh Vutla --- arch/arm/mach-k3/am6_init.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/mach-k3/am6_init.c b/arch/arm/mach-k3/am6_init.c index fef0107505..e2fe00c422 100644 --- a/arch/arm/mach-k3/am6_init.c +++ b/arch/arm/mach-k3/am6_init.c @@ -11,6 +11,7 @@ #include #include #include "common.h" +#include #ifdef CONFIG_SPL_BUILD static void mmr_unlock(u32 base, u32 partition) @@ -57,6 +58,10 @@ static void store_boot_index_from_rom(void) void board_init_f(ulong dummy) { +#if defined(CONFIG_K3_AM654_DDRSS) + struct udevice *dev; + int ret; +#endif /* * Cannot delay this further as there is a chance that * K3_BOOT_PARAM_TABLE_INDEX can be over written by SPL MALLOC section. @@ -75,6 +80,14 @@ void board_init_f(ulong dummy) /* Prepare console output */ preloader_console_init(); + +#ifdef CONFIG_K3_AM654_DDRSS + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) { + printf("DRAM init failed: %d\n", ret); + return; + } +#endif } u32 spl_boot_mode(const u32 boot_device) -- 2.25.1