powerpc/85xx: Add support for setting up RAID engine liodns on P5020
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>
diff --git a/arch/powerpc/cpu/mpc85xx/liodn.c b/arch/powerpc/cpu/mpc85xx/liodn.c
index bd19094..e0ea502 100644
--- a/arch/powerpc/cpu/mpc85xx/liodn.c
+++ b/arch/powerpc/cpu/mpc85xx/liodn.c
@@ -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 @@
#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 @@
#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 @@
#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
}