From: Haiying Wang <haiying.w...@freescale.com>
Fix fdt bportal to pass the bman revision number to kernel via device tree.
Signed-off-by: Haiying Wang <haiying.w...@freescale.com>
Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
---
arch/powerpc/cpu/mpc85xx/fdt.c | 1 +
arch/powerpc/cpu/mpc85xx/portals.c | 30 ++++++++++++++++++++++++++++++
arch/powerpc/include/asm/fsl_portals.h | 3 ++-
3 files changed, 33 insertions(+), 1 deletions(-)
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index f4d2f60..4c2e89b 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -473,6 +473,7 @@ void ft_cpu_setup(void *blob, bd_t *bd)
fdt_portal(blob, "fsl,bman-portal", "bman-portals",
(u64)CONFIG_SYS_BMAN_MEM_PHYS,
CONFIG_SYS_BMAN_MEM_SIZE);
+ fdt_fixup_bportals(blob);
#endif
#if defined(CONFIG_SYS_QMAN_MEM_PHYS)
diff --git a/arch/powerpc/cpu/mpc85xx/portals.c
b/arch/powerpc/cpu/mpc85xx/portals.c
index e8d53bb..c014163 100644
--- a/arch/powerpc/cpu/mpc85xx/portals.c
+++ b/arch/powerpc/cpu/mpc85xx/portals.c
@@ -31,6 +31,7 @@
#include <asm/fsl_liodn.h>
static ccsr_qman_t *qman = (void *)CONFIG_SYS_FSL_QMAN_ADDR;
+static ccsr_bman_t *bman = (void *)CONFIG_SYS_FSL_BMAN_ADDR;
void setup_portals(void)
{
@@ -250,3 +251,32 @@ err:
off = fdt_node_offset_by_compatible(blob, off,
"fsl,qman-portal");
}
}
+
+void fdt_fixup_bportals(void *blob)
+{
+ int off, err;
+ unsigned int maj, min;
+ u32 rev_1 = in_be32(&bman->ip_rev_1);
+ char compat[64];
+ int compat_len;
+
+ maj = (rev_1 >> 8) & 0xff;
+ min = rev_1 & 0xff;
+
+ compat_len = sprintf(compat, "fsl,bman-portal-%u.%u", maj, min) + 1;
+ compat_len += sprintf(compat + compat_len, "fsl,bman-portal") + 1;
+
+ off = fdt_node_offset_by_compatible(blob, -1, "fsl,bman-portal");
+ while (off != -FDT_ERR_NOTFOUND) {
+ err = fdt_setprop(blob, off, "compatible", compat, compat_len);
+ if (err < 0) {
+ printf("ERROR: unable to create props for %s: %s\n",
+ fdt_get_name(blob, off, NULL),
+ fdt_strerror(err));
+ return;
+ }
+
+ off = fdt_node_offset_by_compatible(blob, off,
"fsl,bman-portal");
+ }
+
+}
diff --git a/arch/powerpc/include/asm/fsl_portals.h
b/arch/powerpc/include/asm/fsl_portals.h
index cb32927..e1c1212 100644
--- a/arch/powerpc/include/asm/fsl_portals.h
+++ b/arch/powerpc/include/asm/fsl_portals.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2009-2010 Freescale Semiconductor, Inc.
+ * Copyright 2009-2011 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -51,6 +51,7 @@ extern int get_dpaa_liodn(enum fsl_dpaa_dev dpaa_dev,
u32 *liodns, int liodn_offset);
extern void setup_portals(void);
extern void fdt_fixup_qportals(void *blob);
+extern void fdt_fixup_bportals(void *blob);
extern struct qportal_info qp_info[];
extern void fdt_portal(void *blob, const char *compat, const char *container,
--
1.7.3.4
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