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/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _SBSOCRAM_H
#define _SBSOCRAM_H
#ifndef _LANGUAGE_ASSEMBLY
/* cpp contortions to concatenate w/arg prescan */
#ifndef PAD
#define _PADLINE(line) pad ## line
#define _XSTR(line) _PADLINE(line)
#define PAD _XSTR(__LINE__)
#endif /* PAD */
/* Memcsocram core registers */
typedef volatile struct sbsocramregs {
u32 coreinfo;
u32 bwalloc;
u32 extracoreinfo;
u32 biststat;
u32 bankidx;
u32 standbyctrl;
u32 errlogstatus; /* rev 6 */
u32 errlogaddr; /* rev 6 */
/* used for patching rev 3 & 5 */
u32 cambankidx;
u32 cambankstandbyctrl;
u32 cambankpatchctrl;
u32 cambankpatchtblbaseaddr;
u32 cambankcmdreg;
u32 cambankdatareg;
u32 cambankmaskreg;
u32 PAD[1];
u32 bankinfo; /* corev 8 */
u32 PAD[15];
u32 extmemconfig;
u32 extmemparitycsr;
u32 extmemparityerrdata;
u32 extmemparityerrcnt;
u32 extmemwrctrlandsize;
u32 PAD[84];
u32 workaround;
u32 pwrctl; /* corerev >= 2 */
} sbsocramregs_t;
#endif /* _LANGUAGE_ASSEMBLY */
/* Register offsets */
#define SR_COREINFO 0x00
#define SR_BWALLOC 0x04
#define SR_BISTSTAT 0x0c
#define SR_BANKINDEX 0x10
#define SR_BANKSTBYCTL 0x14
#define SR_PWRCTL 0x1e8
/* Coreinfo register */
#define SRCI_PT_MASK 0x00070000 /* corerev >= 6; port type[18:16] */
#define SRCI_PT_SHIFT 16
/* port types : SRCI_PT_<processorPT>_<backplanePT> */
#define SRCI_PT_OCP_OCP 0
#define SRCI_PT_AXI_OCP 1
#define SRCI_PT_ARM7AHB_OCP 2
#define SRCI_PT_CM3AHB_OCP 3
#define SRCI_PT_AXI_AXI 4
#define SRCI_PT_AHB_AXI 5
/* corerev >= 3 */
#define SRCI_LSS_MASK 0x00f00000
#define SRCI_LSS_SHIFT 20
#define SRCI_LRS_MASK 0x0f000000
#define SRCI_LRS_SHIFT 24
/* In corerev 0, the memory size is 2 to the power of the
* base plus 16 plus to the contents of the memsize field plus 1.
*/
#define SRCI_MS0_MASK 0xf
#define SR_MS0_BASE 16
/*
* In corerev 1 the bank size is 2 ^ the bank size field plus 14,
* the memory size is number of banks times bank size.
* The same applies to rom size.
*/
#define SRCI_ROMNB_MASK 0xf000
#define SRCI_ROMNB_SHIFT 12
#define SRCI_ROMBSZ_MASK 0xf00
#define SRCI_ROMBSZ_SHIFT 8
#define SRCI_SRNB_MASK 0xf0
#define SRCI_SRNB_SHIFT 4
#define SRCI_SRBSZ_MASK 0xf
#define SRCI_SRBSZ_SHIFT 0
#define SR_BSZ_BASE 14
/* Standby control register */
#define SRSC_SBYOVR_MASK 0x80000000
#define SRSC_SBYOVR_SHIFT 31
#define SRSC_SBYOVRVAL_MASK 0x60000000
#define SRSC_SBYOVRVAL_SHIFT 29
#define SRSC_SBYEN_MASK 0x01000000 /* rev >= 3 */
#define SRSC_SBYEN_SHIFT 24
/* Power control register */
#define SRPC_PMU_STBYDIS_MASK 0x00000010 /* rev >= 3 */
#define SRPC_PMU_STBYDIS_SHIFT 4
#define SRPC_STBYOVRVAL_MASK 0x00000008
#define SRPC_STBYOVRVAL_SHIFT 3
#define SRPC_STBYOVR_MASK 0x00000007
#define SRPC_STBYOVR_SHIFT 0
/* Extra core capability register */
#define SRECC_NUM_BANKS_MASK 0x000000F0
#define SRECC_NUM_BANKS_SHIFT 4
#define SRECC_BANKSIZE_MASK 0x0000000F
#define SRECC_BANKSIZE_SHIFT 0
#define SRECC_BANKSIZE(value) (1 << (value))
/* CAM bank patch control */
#define SRCBPC_PATCHENABLE 0x80000000
#define SRP_ADDRESS 0x0001FFFC
#define SRP_VALID 0x8000
/* CAM bank command reg */
#define SRCMD_WRITE 0x00020000
#define SRCMD_READ 0x00010000
#define SRCMD_DONE 0x80000000
#define SRCMD_DONE_DLY 1000
/* bankidx and bankinfo reg defines corerev >= 8 */
#define SOCRAM_BANKINFO_SZMASK 0x3f
#define SOCRAM_BANKIDX_ROM_MASK 0x100
#define SOCRAM_BANKIDX_MEMTYPE_SHIFT 8
/* socram bankinfo memtype */
#define SOCRAM_MEMTYPE_RAM 0
#define SOCRAM_MEMTYPE_R0M 1
#define SOCRAM_MEMTYPE_DEVRAM 2
#define SOCRAM_BANKINFO_REG 0x40
#define SOCRAM_BANKIDX_REG 0x10
#define SOCRAM_BANKINFO_STDBY_MASK 0x400
#define SOCRAM_BANKINFO_STDBY_TIMER 0x800
/* bankinfo rev >= 10 */
#define SOCRAM_BANKINFO_DEVRAMSEL_SHIFT 13
#define SOCRAM_BANKINFO_DEVRAMSEL_MASK 0x2000
#define SOCRAM_BANKINFO_DEVRAMPRO_SHIFT 14
#define SOCRAM_BANKINFO_DEVRAMPRO_MASK 0x4000
/* extracoreinfo register */
#define SOCRAM_DEVRAMBANK_MASK 0xF000
#define SOCRAM_DEVRAMBANK_SHIFT 12
/* bank info to calculate bank size */
#define SOCRAM_BANKINFO_SZBASE 8192
#define SOCRAM_BANKSIZE_SHIFT 13 /* SOCRAM_BANKINFO_SZBASE */
#endif /* _SBSOCRAM_H */
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