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-rw-r--r--board/armltd/vexpress64/Kconfig2
-rw-r--r--board/armltd/vexpress64/Makefile2
-rw-r--r--board/armltd/vexpress64/lowlevel_init.S12
-rw-r--r--board/armltd/vexpress64/vexpress64.c33
4 files changed, 47 insertions, 2 deletions
diff --git a/board/armltd/vexpress64/Kconfig b/board/armltd/vexpress64/Kconfig
index 1d13f542e6..4aab3f092e 100644
--- a/board/armltd/vexpress64/Kconfig
+++ b/board/armltd/vexpress64/Kconfig
@@ -7,7 +7,7 @@ config SYS_VENDOR
default "armltd"
config SYS_CONFIG_NAME
- default "vexpress_aemv8a"
+ default "vexpress_aemv8"
config JUNO_DTB_PART
string "NOR flash partition holding DTB"
diff --git a/board/armltd/vexpress64/Makefile b/board/armltd/vexpress64/Makefile
index 868dc4f629..1878fbed4e 100644
--- a/board/armltd/vexpress64/Makefile
+++ b/board/armltd/vexpress64/Makefile
@@ -3,5 +3,5 @@
# (C) Copyright 2000-2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-obj-y := vexpress64.o
+obj-y := vexpress64.o lowlevel_init.o
obj-$(CONFIG_TARGET_VEXPRESS64_JUNO) += pcie.o
diff --git a/board/armltd/vexpress64/lowlevel_init.S b/board/armltd/vexpress64/lowlevel_init.S
new file mode 100644
index 0000000000..3dcfb85d0e
--- /dev/null
+++ b/board/armltd/vexpress64/lowlevel_init.S
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * (C) Copyright 2021 Arm Limited
+ */
+
+.global save_boot_params
+save_boot_params:
+
+ adr x8, prior_stage_fdt_address
+ str x0, [x8]
+
+ b save_boot_params_ret
diff --git a/board/armltd/vexpress64/vexpress64.c b/board/armltd/vexpress64/vexpress64.c
index d2f307cca5..5e22e89824 100644
--- a/board/armltd/vexpress64/vexpress64.c
+++ b/board/armltd/vexpress64/vexpress64.c
@@ -18,6 +18,10 @@
#include <dm/platform_data/serial_pl01x.h>
#include "pcie.h"
#include <asm/armv8/mmu.h>
+#ifdef CONFIG_VIRTIO_NET
+#include <virtio_types.h>
+#include <virtio.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -64,6 +68,9 @@ __weak void vexpress64_pcie_init(void)
int board_init(void)
{
vexpress64_pcie_init();
+#ifdef CONFIG_VIRTIO_NET
+ virtio_init();
+#endif
return 0;
}
@@ -85,7 +92,15 @@ int dram_init_banksize(void)
return 0;
}
+/* Assigned in lowlevel_init.S
+ * Push the variable into the .data section so that it
+ * does not get cleared later.
+ */
+unsigned long __section(".data") prior_stage_fdt_address;
+
#ifdef CONFIG_OF_BOARD
+
+#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
#define JUNO_FLASH_SEC_SIZE (256 * 1024)
static phys_addr_t find_dtb_in_nor_flash(const char *partname)
{
@@ -130,9 +145,11 @@ static phys_addr_t find_dtb_in_nor_flash(const char *partname)
return ~0;
}
+#endif
void *board_fdt_blob_setup(int *err)
{
+#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
phys_addr_t fdt_rom_addr = find_dtb_in_nor_flash(CONFIG_JUNO_DTB_PART);
*err = 0;
@@ -142,6 +159,22 @@ void *board_fdt_blob_setup(int *err)
}
return (void *)fdt_rom_addr;
+#endif
+
+#ifdef VEXPRESS_FDT_ADDR
+ if (fdt_magic(VEXPRESS_FDT_ADDR) == FDT_MAGIC) {
+ *err = 0;
+ return (void *)VEXPRESS_FDT_ADDR;
+ }
+#endif
+
+ if (fdt_magic(prior_stage_fdt_address) == FDT_MAGIC) {
+ *err = 0;
+ return (void *)prior_stage_fdt_address;
+ }
+
+ *err = -ENXIO;
+ return NULL;
}
#endif