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-rw-r--r--arch/powerpc/cpu/mpc85xx/b4860_serdes.c162
1 files changed, 162 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c
new file mode 100644
index 000000000..9990202f4
--- /dev/null
+++ b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/fsl_serdes.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include "fsl_corenet2_serdes.h"
+
+struct serdes_config {
+ u8 protocol;
+ u8 lanes[SRDS_MAX_LANES];
+};
+
+static struct serdes_config serdes1_cfg_tbl[] = {
+ /* SerDes 1 */
+ {0x0D, {CPRI8, CPRI7, CPRI6, CPRI5,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x0E, {CPRI8, CPRI7, CPRI6, CPRI5,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x12, {CPRI8, CPRI7, CPRI6, CPRI5,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x2a, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6,
+ CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x30, {AURORA, AURORA,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x32, {AURORA, AURORA,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x33, {AURORA, AURORA,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x34, {AURORA, AURORA,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {0x3E, {CPRI8, CPRI7, CPRI6, CPRI5,
+ CPRI4, CPRI3, CPRI2, CPRI1}},
+ {}
+};
+static struct serdes_config serdes2_cfg_tbl[] = {
+ /* SerDes 2 */
+ {0x18, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ AURORA, AURORA, SRIO1, SRIO1}},
+ {0x1D, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ AURORA, AURORA, SRIO1, SRIO1}},
+ {0x2B, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SRIO2, SRIO2,
+ AURORA, AURORA, SRIO1, SRIO1}},
+ {0x30, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SRIO2, SRIO2,
+ AURORA, AURORA,
+ SRIO1, SRIO1}},
+ {0x49, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, AURORA,
+ SRIO1, SRIO1, SRIO1, SRIO1}},
+ {0x4A, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, AURORA,
+ SRIO1, SRIO1, SRIO1, SRIO1}},
+ {0x4C, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, AURORA,
+ SRIO1, SRIO1, SRIO1, SRIO1}},
+ {0x4E, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, AURORA,
+ SRIO1, SRIO1, SRIO1, SRIO1}},
+ {0x84, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SRIO2, SRIO2, AURORA, AURORA,
+ XFI_FM1_MAC9, XFI_FM1_MAC10}},
+ {0x85, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SRIO2, SRIO2, AURORA, AURORA,
+ XFI_FM1_MAC9, XFI_FM1_MAC10}},
+ {0x87, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SRIO2, SRIO2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XFI_FM1_MAC9, XFI_FM1_MAC10}},
+ {0x93, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10}},
+ {0x9E, {PCIE1, PCIE1, PCIE1, PCIE1,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10}},
+ {0x9A, {PCIE1, PCIE1,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10,
+ XAUI_FM1_MAC10, XAUI_FM1_MAC10}},
+ {0xB2, {PCIE1, PCIE1, PCIE1, PCIE1,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XFI_FM1_MAC9, XFI_FM1_MAC10}},
+ {0xC3, {XAUI_FM1_MAC9, XAUI_FM1_MAC9,
+ XAUI_FM1_MAC9, XAUI_FM1_MAC9,
+ SRIO1, SRIO1, SRIO1, SRIO1}},
+ {}
+};
+static struct serdes_config *serdes_cfg_tbl[] = {
+ serdes1_cfg_tbl,
+ serdes2_cfg_tbl,
+};
+
+enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
+{
+ struct serdes_config *ptr;
+
+ if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
+ return 0;
+
+ ptr = serdes_cfg_tbl[serdes];
+ while (ptr->protocol) {
+ if (ptr->protocol == cfg)
+ return ptr->lanes[lane];
+ ptr++;
+ }
+
+ return 0;
+}
+
+int is_serdes_prtcl_valid(int serdes, u32 prtcl)
+{
+ int i;
+ struct serdes_config *ptr;
+
+ if (serdes >= ARRAY_SIZE(serdes_cfg_tbl))
+ return 0;
+
+ ptr = serdes_cfg_tbl[serdes];
+ while (ptr->protocol) {
+ if (ptr->protocol == prtcl)
+ break;
+ ptr++;
+ }
+
+ if (!ptr->protocol)
+ return 0;
+
+ for (i = 0; i < SRDS_MAX_LANES; i++) {
+ if (ptr->lanes[i] != NONE)
+ return 1;
+ }
+
+ return 0;
+}