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https://github.com/AsahiLinux/u-boot
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00dd3f6ab0
These settings were used only for the PH1-sLD3 and older SoCs. The PH1-LD4 and newer one just ignore them because their DDR-PHY take care of such timing parameters instead. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
129 lines
3.7 KiB
C
129 lines
3.7 KiB
C
/*
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* UniPhier UMC (Universal Memory Controller) registers
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*
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* Copyright (C) 2011-2014 Panasonic Corporation
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef ARCH_UMC_REGS_H
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#define ARCH_UMC_REGS_H
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#define UMC_BASE 0x5b800000
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/* SSIF registers */
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#define UMC_SSIF_BASE UMC_BASE
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#define UMC_CPURST 0x00000700
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#define UMC_IDSRST 0x0000070C
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#define UMC_IXMRST 0x00000714
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#define UMC_HDMRST 0x00000718
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#define UMC_MDMRST 0x0000071C
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#define UMC_HDDRST 0x00000720
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#define UMC_MDDRST 0x00000724
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#define UMC_SIORST 0x00000728
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#define UMC_GIORST 0x0000072C
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#define UMC_HD2RST 0x00000734
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#define UMC_VIORST 0x0000073C
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#define UMC_FRCRST 0x00000748 /* LD4/sLD8 */
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#define UMC_DVCRST 0x00000748 /* Pro4 */
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#define UMC_RGLRST 0x00000750
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#define UMC_VPERST 0x00000758
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#define UMC_AIORST 0x00000764
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#define UMC_DMDRST 0x00000770
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#define UMC_HDMCHSEL 0x00000898
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#define UMC_MDMCHSEL 0x0000089C
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#define UMC_DVCCHSEL 0x000008C8
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#define UMC_DMDCHSEL 0x000008F0
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#define UMC_CLKEN_SSIF_FETCH 0x0000C060
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#define UMC_CLKEN_SSIF_COMQUE0 0x0000C064
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#define UMC_CLKEN_SSIF_COMWC0 0x0000C068
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#define UMC_CLKEN_SSIF_COMRC0 0x0000C06C
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#define UMC_CLKEN_SSIF_COMQUE1 0x0000C070
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#define UMC_CLKEN_SSIF_COMWC1 0x0000C074
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#define UMC_CLKEN_SSIF_COMRC1 0x0000C078
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#define UMC_CLKEN_SSIF_WC 0x0000C07C
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#define UMC_CLKEN_SSIF_RC 0x0000C080
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#define UMC_CLKEN_SSIF_DST 0x0000C084
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/* CA registers */
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#define UMC_CA_BASE(ch) (UMC_BASE + 0x00001000 + 0x00001000 * (ch))
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/* DRAM controller registers */
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#define UMC_DRAMCONT_BASE(ch) (UMC_BASE + 0x00400000 + 0x00200000 * (ch))
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#define UMC_CMDCTLA 0x00000000
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#define UMC_CMDCTLB 0x00000004
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#define UMC_INITSET 0x00000014
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#define UMC_INITSTAT 0x00000018
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#define UMC_SPCCTLA 0x00000030
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#define UMC_SPCCTLB 0x00000034
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#define UMC_SPCSETA 0x00000038
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#define UMC_SPCSETB 0x0000003C
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#define UMC_SPCSETB_AREFMD_MASK (0x3) /* Auto Refresh Mode */
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#define UMC_SPCSETB_AREFMD_ARB (0x0) /* control by arbitor */
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#define UMC_SPCSETB_AREFMD_CONT (0x1) /* control by DRAMCONT */
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#define UMC_SPCSETB_AREFMD_REG (0x2) /* control by register */
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#define UMC_SPCSETC 0x00000040
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#define UMC_SPCSETD 0x00000044
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#define UMC_SPCSTATA 0x00000050
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#define UMC_SPCSTATB 0x00000054
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#define UMC_SPCSTATC 0x00000058
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#define UMC_ACSSETA 0x00000060
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#define UMC_FLOWCTLA 0x00000400
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#define UMC_FLOWCTLB 0x00000404
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#define UMC_FLOWCTLC 0x00000408
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#define UMC_FLOWCTLG 0x00000508
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#define UMC_FLOWCTLOB0 0x00000520
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#define UMC_FLOWCTLOB1 0x00000524
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#define UMC_RDATACTL_D0 0x00000600
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#define UMC_RDATACTL_RADLTY_SHIFT 4
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#define UMC_RDATACTL_RADLTY_MASK (0xf << (UMC_RDATACTL_RADLTY_SHIFT))
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#define UMC_RDATACTL_RAD2LTY_SHIFT 8
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#define UMC_RDATACTL_RAD2LTY_MASK (0xf << (UMC_RDATACTL_RAD2LTY_SHIFT))
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#define UMC_WDATACTL_D0 0x00000604
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#define UMC_RDATACTL_D1 0x00000608
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#define UMC_WDATACTL_D1 0x0000060C
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#define UMC_DATASET 0x00000610
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#define UMC_RESPCTL 0x00000624
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#define UMC_DCCGCTL 0x00000720
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#define UMC_DICGCTLA 0x00000724
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#define UMC_DICGCTLB 0x00000728
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#define UMC_ERRMASKA 0x00000958
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#define UMC_ERRMASKB 0x0000095c
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#define UMC_BSICMAPSET 0x00000988
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#define UMC_DIOCTLA 0x00000C00
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#define UMC_DIOCTLA_CTL_NRST BIT(8) /* ctl_rst_n */
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#define UMC_DIOCTLA_CFG_NRST BIT(0) /* cfg_rst_n */
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#define UMC_DFICUPDCTLA 0x00000C20
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/* UM registers */
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#define UMC_MBUS0 0x00080004
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#define UMC_MBUS1 0x00081004
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#define UMC_MBUS2 0x00082004
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#define UMC_MBUS3 0x00083004
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/* UD registers */
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#define UMC_BITPERPIXELMODE_D0 0x010
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#define UMC_PAIR1DOFF_D0 0x054
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#ifndef __ASSEMBLY__
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#include <linux/types.h>
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static inline void umc_dram_init_start(void __iomem *dramcont)
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{
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writel(0x00000002, dramcont + UMC_INITSET);
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}
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static inline void umc_dram_init_poll(void __iomem *dramcont)
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{
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while ((readl(dramcont + UMC_INITSTAT) & 0x00000002))
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;
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}
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#endif
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#endif
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