armv8/fsl-lsch3: device tree fixups for PCI stream IDs

This patch adds the infrastructure to update device
tree nodes to convey SMMU stream IDs in the device
tree.  Fixups are implemented for PCI controllers
initially.

Signed-off-by: Stuart Yoder <stuart.yoder@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-fsl-lsch3/fdt.h b/arch/arm/include/asm/arch-fsl-lsch3/fdt.h
new file mode 100644
index 0000000..21d20fb
--- /dev/null
+++ b/arch/arm/include/asm/arch-fsl-lsch3/fdt.h
@@ -0,0 +1,10 @@
+/*
+ * Copyright 2015 Freescale Semiconductor
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+void alloc_stream_ids(int start_id, int count, u32 *stream_ids, int max_cnt);
+void append_mmu_masters(void *blob, const char *smmu_path,
+			const char *master_name, u32 *stream_ids, int count);
+void fdt_fixup_smmu_pcie(void *blob);