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powerpc/85xx: Add support for setting up RAID engine liodns on P5020

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Add support for Job Queue/Ring LIODN for the RAID Engine on P5020.  Each
Job Queue/Ring combo needs one id assigned for a total of 4 (2 JQs/2
Rings per JQ).  This just handles RAID Engine in non-DPAA mode.

Signed-off-by: Santosh Shukla <santosh.shukla@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2011-09-10 10:44:13 -05:00
parent c6d3390160
commit 6b3a8d0086
6 changed files with 70 additions and 2 deletions
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25
arch/powerpc/cpu/mpc85xx/liodn.c
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@ -1,5 +1,5 @@
/*
* Copyright 2008-2010 Freescale Semiconductor, Inc.
* Copyright 2008-2011 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@ -120,6 +120,19 @@ static void setup_pme_liodn_base(void)
#endif
}
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
static void setup_raide_liodn_base(void)
{
struct ccsr_raide *raide = (void *)CONFIG_SYS_FSL_RAID_ENGINE_ADDR;
/* setup raid engine liodn base for data/desc ; both set to 47 */
u32 base = (liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0] << 16) |
liodn_bases[FSL_HW_PORTAL_RAID_ENGINE].id[0];
out_be32(&raide->liodnbr, base);
}
#endif
void set_liodns(void)
{
/* setup general liodn offsets */
@ -145,6 +158,12 @@ void set_liodns(void)
#endif
/* setup PME liodn base */
setup_pme_liodn_base();
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
/* raid engine ccr addr code for liodn */
set_liodn(raide_liodn_tbl, raide_liodn_tbl_sz);
setup_raide_liodn_base();
#endif
}
static void fdt_fixup_liodn_tbl(void *blob, struct liodn_id_table *tbl, int sz)
@ -184,4 +203,8 @@ void fdt_fixup_liodn(void *blob)
#endif
#endif
fdt_fixup_liodn_tbl(blob, sec_liodn_tbl, sec_liodn_tbl_sz);
#ifdef CONFIG_SYS_FSL_RAID_ENGINE
fdt_fixup_liodn_tbl(blob, raide_liodn_tbl, raide_liodn_tbl_sz);
#endif
}