aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c
diff options
context:
space:
mode:
Diffstat (limited to 'roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c')
-rw-r--r--roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c89
1 files changed, 89 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c b/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c
new file mode 100644
index 000000000..3eca3a693
--- /dev/null
+++ b/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2010-2011 Freescale Semiconductor, Inc.
+ */
+
+#include <common.h>
+#include <asm/fsl_serdes.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include "fsl_corenet_serdes.h"
+
+static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
+ [0x2] = {NONE, NONE, PCIE1, PCIE1, SRIO1, SRIO1, SRIO1, SRIO1,
+ NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
+ [0x5] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, PCIE2, PCIE2,
+ NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
+ [0x8] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
+ PCIE2, PCIE2, PCIE2, NONE, NONE, NONE, NONE, SATA1,
+ SATA2, NONE, NONE, NONE, NONE, },
+ [0x9] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
+ PCIE2, PCIE2, PCIE2, NONE, NONE, XAUI_FM1, XAUI_FM1,
+ XAUI_FM1, XAUI_FM1, NONE, NONE, NONE, NONE, },
+ [0xa] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
+ PCIE2, PCIE2, PCIE2, NONE, NONE, PCIE3, PCIE3, PCIE3,
+ PCIE3, NONE, NONE, NONE, NONE, },
+ [0xf] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2,
+ SRIO2, SRIO1, SRIO1, NONE, NONE, PCIE3, SGMII_FM1_DTSEC5,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, },
+ [0x14] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
+ PCIE2, SRIO1, SRIO1, NONE, NONE, AURORA,
+ SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE,
+ NONE, NONE, NONE, },
+ [0x16] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, SATA1, SATA2, NONE,
+ NONE, NONE, NONE, },
+ [0x17] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3,
+ SGMII_FM1_DTSEC4, NONE, NONE, XAUI_FM1, XAUI_FM1, XAUI_FM1,
+ XAUI_FM1, NONE, NONE, NONE, NONE, },
+ [0x19] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2,
+ PCIE2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE,
+ NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, },
+ [0x1a] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2,
+ SRIO2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE,
+ NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, },
+ [0x1c] = {NONE, NONE, PCIE1, SGMII_FM1_DTSEC2, PCIE2, PCIE2,
+ SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, AURORA,
+ SGMII_FM1_DTSEC5, NONE, NONE, NONE, NONE, NONE, NONE, },
+};
+
+enum srds_prtcl serdes_get_prtcl(int cfg, int lane)
+{
+ enum srds_prtcl prtcl;
+ u32 svr = get_svr();
+ u32 ver = SVR_SOC_VER(svr);
+
+ if (!serdes_lane_enabled(lane))
+ return NONE;
+
+ prtcl = serdes_cfg_tbl[cfg][lane];
+
+ /* P2040[e] does not support XAUI */
+ if (ver == SVR_P2040 && prtcl == XAUI_FM1)
+ prtcl = NONE;
+
+ return prtcl;
+}
+
+int is_serdes_prtcl_valid(u32 prtcl)
+{
+ int i;
+ u32 svr = get_svr();
+ u32 ver = SVR_SOC_VER(svr);
+
+ if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
+ return 0;
+
+ /* P2040[e] does not support XAUI */
+ if (ver == SVR_P2040 && prtcl == XAUI_FM1)
+ return 0;
+
+ for (i = 0; i < SRDS_MAX_LANES; i++) {
+ if (serdes_cfg_tbl[prtcl][i] != NONE)
+ return 1;
+ }
+
+ return 0;
+}