From d2166319df17286b2a3e2a1a7ce89f01e4f8bac9 Mon Sep 17 00:00:00 2001
From: Mario Six <mario.six@gdsys.cc>
Date: Mon, 6 Aug 2018 10:23:46 +0200
Subject: misc: Add MPC83xx serdes driver

Add a driver to configure the SerDes (Serializer/Deserializer) lanes on
the MPC83xx architecture.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mario Six <mario.six@gdsys.cc>
---
 arch/powerpc/cpu/mpc83xx/serdes.c             | 4 ++++
 arch/powerpc/include/asm/fsl_mpc83xx_serdes.h | 4 ++++
 2 files changed, 8 insertions(+)

(limited to 'arch')

diff --git a/arch/powerpc/cpu/mpc83xx/serdes.c b/arch/powerpc/cpu/mpc83xx/serdes.c
index 982a447..8242f95 100644
--- a/arch/powerpc/cpu/mpc83xx/serdes.c
+++ b/arch/powerpc/cpu/mpc83xx/serdes.c
@@ -8,6 +8,8 @@
  * Author: Li Yang <leoli@freescale.com>
  */
 
+#ifndef CONFIG_MPC83XX_SERDES
+
 #include <config.h>
 #include <common.h>
 #include <asm/io.h>
@@ -148,3 +150,5 @@ void fsl_setup_serdes(u32 offset, char proto, u32 rfcks, char vdd)
 	tmp |= FSL_SRDSRSTCTL_RST;
 	out_be32(regs + FSL_SRDSRSTCTL_OFFS, tmp);
 }
+
+#endif /* !CONFIG_MPC83XX_SERDES */
diff --git a/arch/powerpc/include/asm/fsl_mpc83xx_serdes.h b/arch/powerpc/include/asm/fsl_mpc83xx_serdes.h
index e51d060..a02b599 100644
--- a/arch/powerpc/include/asm/fsl_mpc83xx_serdes.h
+++ b/arch/powerpc/include/asm/fsl_mpc83xx_serdes.h
@@ -6,6 +6,8 @@
 #ifndef __FSL_MPC83XX_SERDES_H
 #define __FSL_MPC83XX_SERDES_H
 
+#ifndef CONFIG_MPC83XX_SERDES
+
 #include <config.h>
 
 #define FSL_SERDES_CLK_100		(0 << 28)
@@ -19,4 +21,6 @@
 
 extern void fsl_setup_serdes(u32 offset, char proto, u32 rfcks, char vdd);
 
+#endif /* !CONFIG_MPC83XX_SERDES */
+
 #endif /* __FSL_MPC83XX_SERDES_H */
-- 
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