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+/*
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+ * Copyright 2013 Freescale Semiconductor, Inc.
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+ * Author: Prabhakar Kushwaha <prabhakar@freescale.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License as published by the Free
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+ * Software Foundation; either version 2 of the License, or (at your option)
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+ * any later version.
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+ */
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+
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+#include <config.h>
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+#include <common.h>
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+#include <asm/io.h>
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+#include <asm/immap_85xx.h>
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+#include <asm/fsl_serdes.h>
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+
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+#define SRDS1_MAX_LANES 4
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+
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+static u32 serdes1_prtcl_map;
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+
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+static u8 serdes1_cfg_tbl[][SRDS1_MAX_LANES] = {
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+ [0] = {NONE, NONE, NONE, NONE},
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+ [1] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [2] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [3] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [4] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [5] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [6] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [7] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [8] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [9] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [10] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [11] = {PCIE1, PCIE2, SGMII_TSEC1, SGMII_TSEC2},
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+ [12] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [13] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [14] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [15] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [16] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [17] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [18] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [19] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [20] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [21] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [22] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [23] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [24] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [25] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [26] = {PCIE1, PCIE2, CPRI2, CPRI1},
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+ [27] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [28] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [29] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [30] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [31] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
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+ [32] = {PCIE1, PCIE2, SGMII_TSEC1, SGMII_TSEC2},
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+ [33] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [34] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [35] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [36] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [37] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [38] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [39] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [40] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [41] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [42] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
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+ [43] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [44] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [45] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [46] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
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+ [47] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
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+};
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+
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+int is_serdes_configured(enum srds_prtcl prtcl)
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+{
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+ return (1 << prtcl) & serdes1_prtcl_map;
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+}
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+
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+void fsl_serdes_init(void)
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+{
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+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
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+ u32 pordevsr = in_be32(&gur->pordevsr);
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+ u32 srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
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+ MPC85xx_PORDEVSR_IO_SEL_SHIFT;
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+ int lane;
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+
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+ debug("PORDEVSR[IO_SEL_SRDS] = %x\n", srds_cfg);
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+
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+ if (srds_cfg >= ARRAY_SIZE(serdes1_cfg_tbl)) {
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+ printf("Invalid PORDEVSR[IO_SEL_SRDS] = %d\n", srds_cfg);
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+ return;
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+ }
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+
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+ for (lane = 0; lane < SRDS1_MAX_LANES; lane++) {
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+ enum srds_prtcl lane_prtcl = serdes1_cfg_tbl[srds_cfg][lane];
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+ serdes1_prtcl_map |= (1 << lane_prtcl);
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+ }
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+}
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