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authorTom Rini <trini@ti.com>2012-10-22 16:54:38 -0700
committerTom Rini <trini@ti.com>2012-10-22 16:54:38 -0700
commitc7656bab411433f987baa2288eff8c78ddc0f378 (patch)
tree18fe8fa515ecdea19afa83d1af0c6eff4946a5d4 /arch/powerpc/cpu/mpc85xx/p5040_serdes.c
parentbdc3ff6e4f75813d01e51081799d10e4a9c7fbcb (diff)
parent23028d69e950023a3cb605751dbcb1e314be8b36 (diff)
downloadu-boot-linaro-stable-c7656bab411433f987baa2288eff8c78ddc0f378.tar.gz
Merge branch 'master' of git://www.denx.de/git/u-boot-mpc85xx
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/p5040_serdes.c')
-rw-r--r--arch/powerpc/cpu/mpc85xx/p5040_serdes.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/p5040_serdes.c b/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
new file mode 100644
index 000000000..890b88e4e
--- /dev/null
+++ b/arch/powerpc/cpu/mpc85xx/p5040_serdes.c
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2009-2011 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_corenet_serdes.h"
+
+/*
+ * Note: For P5040, the fourth SerDes bank (with two lanes) is on SerDes2, but
+ * U-boot only supports one SerDes controller. Therefore, we ignore bank 4 in
+ * this table. This works because most of the SerDes code is for errata
+ * work-arounds, and there are no P5040 errata that effect bank 4.
+ */
+
+static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
+ [0x00] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
+ SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC1,
+ SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2, /* SATA1, SATA2, */ },
+ [0x01] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
+ SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, XAUI_FM1, XAUI_FM1,
+ XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2, XAUI_FM2,
+ XAUI_FM2, /* SATA1, SATA2 */ },
+ [0x02] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
+ XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2,
+ XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
+ [0x03] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, SGMII_FM2_DTSEC1,
+ SGMII_FM2_DTSEC2, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
+ SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2,
+ /* SATA1, SATA2 */ },
+ [0x04] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE3, SGMII_FM2_DTSEC1,
+ SGMII_FM2_DTSEC2, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
+ SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2,
+ /* SATA1, SATA2 */ },
+ [0x05] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE3, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4,
+ XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2,
+ XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
+ [0x06] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1,
+ SGMII_FM2_DTSEC3, SGMII_FM2_DTSEC4, SGMII_FM1_DTSEC1,
+ SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4,
+ XAUI_FM2, XAUI_FM2, XAUI_FM2, XAUI_FM2, /* SATA1, SATA2 */ },
+ [0x07] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1, PCIE1,
+ SGMII_FM1_DTSEC3, SGMII_FM2_DTSEC4, XAUI_FM1, XAUI_FM1,
+ XAUI_FM1, XAUI_FM1, XAUI_FM2, XAUI_FM2, XAUI_FM2,
+ XAUI_FM2, /* SATA1, SATA2 */ },
+ [0x11] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
+ AURORA, AURORA, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, SATA1, SATA2,
+ /* NONE, NONE */ },
+ [0x15] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2, PCIE2, PCIE2,
+ AURORA, AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1,
+ NONE, NONE, SATA1, SATA2, /* NONE, NONE */ },
+ [0x2a] = {PCIE1, PCIE1, PCIE3, PCIE3, PCIE2, PCIE2, PCIE2, PCIE2,
+ AURORA, AURORA, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XAUI_FM2, XAUI_FM2,
+ XAUI_FM2, XAUI_FM2, /* NONE, NONE */ },
+ [0x34] = {PCIE1, PCIE1, PCIE1, PCIE1, SGMII_FM1_DTSEC1,
+ SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA,
+ AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE,
+ NONE, SATA1, SATA2, /* NONE, NONE */ },
+ [0x35] = {PCIE1, PCIE1, PCIE1, PCIE1, PCIE2, PCIE2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA, AURORA, XAUI_FM1,
+ XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE, NONE, SATA1, SATA2,
+ /* NONE, NONE */ },
+ [0x36] = {PCIE1, PCIE1, PCIE3, PCIE3, SGMII_FM1_DTSEC1,
+ SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA,
+ AURORA, XAUI_FM1, XAUI_FM1, XAUI_FM1, XAUI_FM1, NONE,
+ NONE, SATA1, SATA2, /* NONE, NONE */ },
+};
+
+enum srds_prtcl serdes_get_prtcl(int cfg, int lane)
+{
+ if (!serdes_lane_enabled(lane))
+ return NONE;
+
+ return serdes_cfg_tbl[cfg][lane];
+}
+
+int is_serdes_prtcl_valid(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;
+}