summaryrefslogtreecommitdiff
path: root/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c')
-rw-r--r--arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c b/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c
new file mode 100644
index 0000000000..cc53910bbb
--- /dev/null
+++ b/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/fsl_serdes.h>
+#include <asm/arch/immap_ls102xa.h>
+
+static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
+ [0x00] = {PCIE1, PCIE1, PCIE1, PCIE1},
+ [0x10] = {PCIE1, SATA1, PCIE2, PCIE2},
+ [0x20] = {PCIE1, SGMII_TSEC1, PCIE2, SGMII_TSEC2},
+ [0x30] = {PCIE1, SATA1, SGMII_TSEC1, SGMII_TSEC2},
+ [0x40] = {PCIE1, PCIE1, SATA1, SGMII_TSEC2},
+ [0x50] = {PCIE1, PCIE1, PCIE2, SGMII_TSEC2},
+ [0x60] = {PCIE1, PCIE1, SGMII_TSEC1, SGMII_TSEC2},
+ [0x70] = {PCIE1, SATA1, PCIE2, SGMII_TSEC2},
+ [0x80] = {PCIE2, PCIE2, PCIE2, PCIE2},
+};
+
+enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
+{
+ return serdes_cfg_tbl[cfg][lane];
+}
+
+int is_serdes_prtcl_valid(int serdes, u32 prtcl)
+{
+ int i;
+
+ if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
+ return 0;
+
+ for (i = 0; i < SRDS_MAX_LANES; i++) {
+ if (serdes_cfg_tbl[prtcl][i] != NONE)
+ return 1;
+ }
+
+ return 0;
+}