From: Dinh Nguyen dinguyen@opensource.altera.com
Remap SDRAM to 0x0 in board_init_f().
Signed-off-by: Dinh Nguyen dinguyen@opensource.altera.com --- arch/arm/cpu/armv7/socfpga/spl.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c index 31ac789..21023c2 100644 --- a/arch/arm/cpu/armv7/socfpga/spl.c +++ b/arch/arm/cpu/armv7/socfpga/spl.c @@ -6,6 +6,7 @@
#include <common.h> #include <asm/io.h> +#include <asm/pl310.h> #include <asm/u-boot.h> #include <asm/utils.h> #include <version.h> @@ -20,6 +21,9 @@
DECLARE_GLOBAL_DATA_PTR;
+static struct pl310_regs *const pl310 = + (struct pl310_regs *)CONFIG_SYS_PL310_BASE; + #define MAIN_VCO_BASE ( \ (CONFIG_HPS_MAINPLLGRP_VCO_DENOM << \ CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET) | \ @@ -45,6 +49,16 @@ DECLARE_GLOBAL_DATA_PTR; CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET) \ )
+void board_init_f(ulong dummy) +{ + memset(__bss_start, 0, __bss_end - __bss_start); + gd = &gdata; + + writel(0x1, &pl310->pl310_addr_filter_start); + + board_init_r(NULL, 0); +} + u32 spl_boot_device(void) { return BOOT_DEVICE_RAM;