u-boot-brain/board/Marvell/octeontx/smc.c

// SPDX-License-Identifier:    GPL-2.0
/*
 * Copyright (C) 2018 Marvell International Ltd.
 *
 * https://spdx.org/licenses
 */

#include <asm/global_data.h>
#include <asm/ptrace.h>
#include <asm/system.h>
#include <asm/arch/smc.h>

DECLARE_GLOBAL_DATA_PTR;

ssize_t smc_dram_size(unsigned int node)
{
	struct pt_regs regs;

	regs.regs[0] = OCTEONTX_DRAM_SIZE;
	regs.regs[1] = node;
	smc_call(&regs);

	return regs.regs[0];
}
arm: octeontx: Add support for OcteonTX SoC platforms This patch adds support for all OcteonTX 81xx/83xx boards from Marvell. For 81xx boards, use octeontx_81xx_defconfig and for 83xx boards, use octeontx_83xx_defconfig. Signed-off-by: Suneel Garapati <sgarapati@marvell.com> 2019-10-20 10:37:55 +09:00			`// SPDX-License-Identifier: GPL-2.0`
			`/*`
			`* Copyright (C) 2018 Marvell International Ltd.`
			`*`
			`* https://spdx.org/licenses`
			`*/`

			`#include <asm/global_data.h>`
			`#include <asm/ptrace.h>`
			`#include <asm/system.h>`
			`#include <asm/arch/smc.h>`

			`DECLARE_GLOBAL_DATA_PTR;`

			`ssize_t smc_dram_size(unsigned int node)`
			`{`
			`struct pt_regs regs;`

			`regs.regs[0] = OCTEONTX_DRAM_SIZE;`
			`regs.regs[1] = node;`
			`smc_call(&regs);`

			`return regs.regs[0];`
			`}`