The PolarFire SoC DDR Memory Controller mainly includes 2 modules, called SGMII PHY module and the CFG module, as documented in the chipset datasheet. This creates a single file that groups these 2 modules, providing the minimum functionalities that make the HSS DDR initialization codes happy. Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-id: 1603863010-15807-3-git-send-email-bmeng.cn@gmail.com Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/*
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* Microchip PolarFire SoC DDR Memory Controller module emulation
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*
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* Copyright (c) 2020 Wind River Systems, Inc.
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*
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* Author:
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* Bin Meng <bin.meng@windriver.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 or
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* (at your option) version 3 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MCHP_PFSOC_DMC_H
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#define MCHP_PFSOC_DMC_H
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/* DDR SGMII PHY module */
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#define MCHP_PFSOC_DDR_SGMII_PHY_REG_SIZE 0x1000
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typedef struct MchpPfSoCDdrSgmiiPhyState {
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SysBusDevice parent;
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MemoryRegion sgmii_phy;
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} MchpPfSoCDdrSgmiiPhyState;
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#define TYPE_MCHP_PFSOC_DDR_SGMII_PHY "mchp.pfsoc.ddr_sgmii_phy"
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#define MCHP_PFSOC_DDR_SGMII_PHY(obj) \
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OBJECT_CHECK(MchpPfSoCDdrSgmiiPhyState, (obj), \
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TYPE_MCHP_PFSOC_DDR_SGMII_PHY)
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/* DDR CFG module */
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#define MCHP_PFSOC_DDR_CFG_REG_SIZE 0x40000
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typedef struct MchpPfSoCDdrCfgState {
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SysBusDevice parent;
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MemoryRegion cfg;
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} MchpPfSoCDdrCfgState;
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#define TYPE_MCHP_PFSOC_DDR_CFG "mchp.pfsoc.ddr_cfg"
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#define MCHP_PFSOC_DDR_CFG(obj) \
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OBJECT_CHECK(MchpPfSoCDdrCfgState, (obj), \
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TYPE_MCHP_PFSOC_DDR_CFG)
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#endif /* MCHP_PFSOC_DMC_H */
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