[PATCH v3 06/10] arm: mvebu: clearfog: Add option for 2.5 Gbps SFP

[Joel Johnson]

Signed-off-by: Joel Johnson <mrjoel at lixil.net>

---

v2 changes:
  - fixed help indentation
v3 changes:
  - none

---
 board/solidrun/clearfog/Kconfig    | 7 +++++++
 board/solidrun/clearfog/clearfog.c | 4 ++++
 2 files changed, 11 insertions(+)

diff --git a/board/solidrun/clearfog/Kconfig b/board/solidrun/clearfog/Kconfig
index 4e189b13e0..44224d903d 100644
--- a/board/solidrun/clearfog/Kconfig
+++ b/board/solidrun/clearfog/Kconfig
@@ -32,4 +32,11 @@ config CLEARFOG_CON2_SATA
 	  modules, but the desired protocol must be configured at build
 	  time since it affects the SerDes topology layout.
 
+config CLEARFOG_SFP_25GB
+	bool "Enable 2.5 Gbps mode for SFP"
+	help
+	  Set the SFP module connection to support 2.5 Gbps transfer speed for the
+	  SGMII connection (requires a supporting SFP). By default, transfer speed
+	  of 1.25 Gbps is used, suitable for a more common 1 Gbps SFP module.
+
 endmenu
diff --git a/board/solidrun/clearfog/clearfog.c b/board/solidrun/clearfog/clearfog.c
index 7046665d6c..5064bde378 100644
--- a/board/solidrun/clearfog/clearfog.c
+++ b/board/solidrun/clearfog/clearfog.c
@@ -58,7 +58,11 @@ static struct serdes_map board_serdes_map[] = {
 #else
 	{PEX2, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
 #endif
+#if defined (CONFIG_CLEARFOG_SFP_25GB)
+	{SGMII2, SERDES_SPEED_3_125_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+#else
 	{SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+#endif
 };
 
 int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count)
-- 
2.20.1