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900349b7dd
Add basic support for AM62 SK. This has 2GB DDR. Note that stack for R5 SPL is in OCRAM @ 0x7000ffff so that is away from BSS and does not step on BSS section Add only the bare minimum required to support UART and SD. Signed-off-by: Suman Anna <s-anna@ti.com> Signed-off-by: Aswath Govindraju <a-govindraju@ti.com> Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com>
39 lines
714 B
C
39 lines
714 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Board specific initialization for AM62x platforms
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*
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* Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
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* Suman Anna <s-anna@ti.com>
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*
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*/
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#include <asm/io.h>
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#include <spl.h>
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#include <fdt_support.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/sys_proto.h>
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#include <env.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_init(void)
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{
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = 0x80000000;
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return 0;
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}
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int dram_init_banksize(void)
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{
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/* Bank 0 declares the memory available in the DDR low region */
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gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
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gd->bd->bi_dram[0].size = 0x80000000;
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gd->ram_size = 0x80000000;
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return 0;
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}
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