u-boot/arch/arm/mach-stm32mp/include/mach/ddr.h
Patrick Delaunay 1767ac2d1f stm32mp1: ram: add support for LPDDR2/LPDDR3
Manage power supply configuration for board using stpmic1
with LPDDR2 or with LPDDR3:
+ VDD_DDR1 = 1.8V with BUCK3 (bypass if possible)
+ VDD_DDR2 = 1.2V with BUCK2

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-05-23 11:38:11 +02:00

18 lines
348 B
C

/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
/*
* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
*/
#ifndef __MACH_STM32MP_DDR_H_
#define __MACH_STM32MP_DDR_H_
/* DDR power initializations */
enum ddr_type {
STM32MP_DDR3,
STM32MP_LPDDR2,
STM32MP_LPDDR3,
};
int board_ddr_power_init(enum ddr_type ddr_type);
#endif