diff options
Diffstat (limited to 'roms/u-boot/board/st/stm32f469-discovery/stm32f469-discovery.c')
-rw-r--r-- | roms/u-boot/board/st/stm32f469-discovery/stm32f469-discovery.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/roms/u-boot/board/st/stm32f469-discovery/stm32f469-discovery.c b/roms/u-boot/board/st/stm32f469-discovery/stm32f469-discovery.c new file mode 100644 index 000000000..c5df9b0d9 --- /dev/null +++ b/roms/u-boot/board/st/stm32f469-discovery/stm32f469-discovery.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) STMicroelectronics SA 2017 + * Author(s): Patrice CHOTARD, <patrice.chotard@foss.st.com> for STMicroelectronics. + */ + +#include <common.h> +#include <dm.h> +#include <env.h> +#include <init.h> +#include <log.h> +#include <asm/global_data.h> + +#include <asm/io.h> +#include <asm/arch/stm32.h> + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + int rv; + struct udevice *dev; + + rv = uclass_get_device(UCLASS_RAM, 0, &dev); + if (rv) { + debug("DRAM init failed: %d\n", rv); + return rv; + } + + if (fdtdec_setup_mem_size_base() != 0) + rv = -EINVAL; + + return rv; +} + +int dram_init_banksize(void) +{ + fdtdec_setup_memory_banksize(); + + return 0; +} + +u32 get_board_rev(void) +{ + return 0; +} + +int board_init(void) +{ + gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100; + + return 0; +} + +#ifdef CONFIG_MISC_INIT_R +int misc_init_r(void) +{ + char serialno[25]; + u32 u_id_low, u_id_mid, u_id_high; + + if (!env_get("serial#")) { + u_id_low = readl(&STM32_U_ID->u_id_low); + u_id_mid = readl(&STM32_U_ID->u_id_mid); + u_id_high = readl(&STM32_U_ID->u_id_high); + sprintf(serialno, "%08x%08x%08x", + u_id_high, u_id_mid, u_id_low); + env_set("serial#", serialno); + } + + return 0; +} +#endif |