From d4683776728b2442379b15b4d22318e223a5124e Mon Sep 17 00:00:00 2001
From: Zhao Qiang <qiang.zhao@freescale.com>
Date: Fri, 28 Aug 2015 10:31:50 +0800
Subject: t1040d4rdb: assign muxed pins to qe-tdm when set hwconfig qe-tdm

qe-tdm is muxed with diu, if hwconfig setted as qe-tdm,
assign muxed pins to qe-tdm, then delete diu node from
device tree.

Signed-off-by: Zhao Qiang <qiang.zhao@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
---
 arch/powerpc/cpu/mpc85xx/fdt.c     | 11 +++++++++++
 arch/powerpc/include/asm/fsl_fdt.h | 11 +++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 arch/powerpc/include/asm/fsl_fdt.h

(limited to 'arch/powerpc')

diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c
index d4c3d9df9b..7270be1b28 100644
--- a/arch/powerpc/cpu/mpc85xx/fdt.c
+++ b/arch/powerpc/cpu/mpc85xx/fdt.c
@@ -13,6 +13,7 @@
 #include <asm/processor.h>
 #include <linux/ctype.h>
 #include <asm/io.h>
+#include <asm/fsl_fdt.h>
 #include <asm/fsl_portals.h>
 #include <hwconfig.h>
 #ifdef CONFIG_FSL_ESDHC
@@ -943,3 +944,13 @@ int ft_verify_fdt(void *fdt)
 
 	return 1;
 }
+
+void fdt_del_diu(void *blob)
+{
+	int nodeoff = 0;
+
+	while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
+				"fsl,diu")) >= 0) {
+		fdt_del_node(blob, nodeoff);
+	}
+}
diff --git a/arch/powerpc/include/asm/fsl_fdt.h b/arch/powerpc/include/asm/fsl_fdt.h
new file mode 100644
index 0000000000..82e8f45644
--- /dev/null
+++ b/arch/powerpc/include/asm/fsl_fdt.h
@@ -0,0 +1,11 @@
+/*
+ * Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#ifndef _FSL_FDT_H_
+#define _FSL_FDT_H_
+
+void fdt_del_diu(void *blob);
+
+#endif
-- 
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