--- /dev/null
+/*
+ * 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/immap_85xx.h>
+#include <asm/io.h>
+#include <asm/processor.h>
+#include <asm/fsl_law.h>
+#include <asm/errno.h>
+#include "fsl_corenet2_serdes.h"
+
+static u64 serdes1_prtcl_map;
+static u64 serdes2_prtcl_map;
+#ifdef CONFIG_SYS_FSL_SRDS_3
+static u64 serdes3_prtcl_map;
+#endif
+#ifdef CONFIG_SYS_FSL_SRDS_4
+static u64 serdes4_prtcl_map;
+#endif
+
+#ifdef DEBUG
+static const char *serdes_prtcl_str[] = {
+ [NONE] = "NA",
+ [PCIE1] = "PCIE1",
+ [PCIE2] = "PCIE2",
+ [PCIE3] = "PCIE3",
+ [PCIE4] = "PCIE4",
+ [SATA1] = "SATA1",
+ [SATA2] = "SATA2",
+ [SRIO1] = "SRIO1",
+ [SRIO2] = "SRIO2",
+ [SGMII_FM1_DTSEC1] = "SGMII_FM1_DTSEC1",
+ [SGMII_FM1_DTSEC2] = "SGMII_FM1_DTSEC2",
+ [SGMII_FM1_DTSEC3] = "SGMII_FM1_DTSEC3",
+ [SGMII_FM1_DTSEC4] = "SGMII_FM1_DTSEC4",
+ [SGMII_FM1_DTSEC5] = "SGMII_FM1_DTSEC5",
+ [SGMII_FM1_DTSEC6] = "SGMII_FM1_DTSEC6",
+ [SGMII_FM2_DTSEC1] = "SGMII_FM2_DTSEC1",
+ [SGMII_FM2_DTSEC2] = "SGMII_FM2_DTSEC2",
+ [SGMII_FM2_DTSEC3] = "SGMII_FM2_DTSEC3",
+ [SGMII_FM2_DTSEC4] = "SGMII_FM2_DTSEC4",
+ [XAUI_FM1] = "XAUI_FM1",
+ [XAUI_FM2] = "XAUI_FM2",
+ [AURORA] = "DEBUG",
+ [CPRI1] = "CPRI1",
+ [CPRI2] = "CPRI2",
+ [CPRI3] = "CPRI3",
+ [CPRI4] = "CPRI4",
+ [CPRI5] = "CPRI5",
+ [CPRI6] = "CPRI6",
+ [CPRI7] = "CPRI7",
+ [CPRI8] = "CPRI8",
+ [XAUI_FM1_MAC9] = "XAUI_FM1_MAC9",
+ [XAUI_FM1_MAC10] = "XAUI_FM1_MAC10",
+ [XAUI_FM2_MAC9] = "XAUI_FM2_MAC9",
+ [XAUI_FM2_MAC10] = "XAUI_FM2_MAC10",
+ [HIGIG_FM1_MAC9] = "HiGig_FM1_MAC9",
+ [HIGIG_FM1_MAC10] = "HiGig_FM1_MAC10",
+ [HIGIG_FM2_MAC9] = "HiGig_FM2_MAC9",
+ [HIGIG_FM2_MAC10] = "HiGig_FM2_MAC10",
+ [QSGMII_FM1_A] = "QSGMII_FM1_A",
+ [QSGMII_FM1_B] = "QSGMII_FM1_B",
+ [QSGMII_FM2_A] = "QSGMII_FM2_A",
+ [QSGMII_FM2_B] = "QSGMII_FM2_B",
+ [XFI_FM1_MAC9] = "XFI_FM1_MAC9",
+ [XFI_FM1_MAC10] = "XFI_FM1_MAC10",
+ [XFI_FM2_MAC9] = "XFI_FM2_MAC9",
+ [XFI_FM2_MAC10] = "XFI_FM2_MAC10",
+ [INTERLAKEN] = "INTERLAKEN",
+};
+#endif
+
+int is_serdes_configured(enum srds_prtcl device)
+{
+ u64 ret = 0;
+
+ ret |= (1ULL << device) & serdes1_prtcl_map;
+ ret |= (1ULL << device) & serdes2_prtcl_map;
+#ifdef CONFIG_SYS_FSL_SRDS_3
+ ret |= (1ULL << device) & serdes3_prtcl_map;
+#endif
+#ifdef CONFIG_SYS_FSL_SRDS_4
+ ret |= (1ULL << device) & serdes4_prtcl_map;
+#endif
+
+ return !!ret;
+}
+
+int serdes_get_first_lane(u32 sd, enum srds_prtcl device)
+{
+ const ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 cfg = in_be32(&gur->rcwsr[4]);
+ int i;
+
+ switch (sd) {
+ case FSL_SRDS_1:
+ cfg &= FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
+ cfg >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
+ break;
+ case FSL_SRDS_2:
+ cfg &= FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
+ cfg >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
+ break;
+#ifdef CONFIG_SYS_FSL_SRDS_3
+ case FSL_SRDS_3:
+ cfg &= FSL_CORENET2_RCWSR4_SRDS3_PRTCL;
+ cfg >>= FSL_CORENET2_RCWSR4_SRDS3_PRTCL_SHIFT;
+ break;
+#endif
+#ifdef CONFIG_SYS_FSL_SRDS_4
+ case FSL_SRDS_4:
+ cfg &= FSL_CORENET2_RCWSR4_SRDS4_PRTCL;
+ cfg >>= FSL_CORENET2_RCWSR4_SRDS4_PRTCL_SHIFT;
+ break;
+#endif
+ default:
+ printf("invalid SerDes%d\n", sd);
+ break;
+ }
+ /* Is serdes enabled at all? */
+ if (unlikely(cfg == 0))
+ return -ENODEV;
+
+ for (i = 0; i < SRDS_MAX_LANES; i++) {
+ if (serdes_get_prtcl(sd, cfg, i) == device)
+ return i;
+ }
+
+ return -ENODEV;
+}
+
+u64 serdes_init(u32 sd, u32 sd_addr, u32 sd_prctl_mask, u32 sd_prctl_shift)
+{
+ ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u64 serdes_prtcl_map = 0;
+ u32 cfg;
+ int lane;
+
+ cfg = in_be32(&gur->rcwsr[4]) & sd_prctl_mask;
+ /* Is serdes enabled at all? */
+ if (!cfg) {
+ printf("SERDES%d is not enabled\n", sd + 1);
+ return 0;
+ }
+
+ cfg >>= sd_prctl_shift;
+ printf("Using SERDES%d Protocol: 0x%x\n", sd + 1, cfg);
+ if (!is_serdes_prtcl_valid(sd, cfg))
+ printf("SERDES%d[PRTCL] = 0x%x is not valid\n", sd + 1, cfg);
+
+ for (lane = 0; lane < SRDS_MAX_LANES; lane++) {
+ enum srds_prtcl lane_prtcl = serdes_get_prtcl(sd, cfg, lane);
+ serdes_prtcl_map |= (1ULL << lane_prtcl);
+ }
+
+ return serdes_prtcl_map;
+}
+
+void fsl_serdes_init(void)
+{
+
+ serdes1_prtcl_map = serdes_init(FSL_SRDS_1,
+ CONFIG_SYS_FSL_CORENET_SERDES_ADDR,
+ FSL_CORENET2_RCWSR4_SRDS1_PRTCL,
+ FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT);
+ serdes2_prtcl_map = serdes_init(FSL_SRDS_2,
+ CONFIG_SYS_FSL_CORENET_SERDES_ADDR + FSL_SRDS_2 * 0x1000,
+ FSL_CORENET2_RCWSR4_SRDS2_PRTCL,
+ FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT);
+#ifdef CONFIG_SYS_FSL_SRDS_3
+ serdes3_prtcl_map = serdes_init(FSL_SRDS_3,
+ CONFIG_SYS_FSL_CORENET_SERDES_ADDR + FSL_SRDS_3 * 0x1000,
+ FSL_CORENET2_RCWSR4_SRDS3_PRTCL,
+ FSL_CORENET2_RCWSR4_SRDS3_PRTCL_SHIFT);
+#endif
+#ifdef CONFIG_SYS_FSL_SRDS_4
+ serdes4_prtcl_map = serdes_init(FSL_SRDS_4,
+ CONFIG_SYS_FSL_CORENET_SERDES_ADDR + FSL_SRDS_4 * 0x1000,
+ FSL_CORENET2_RCWSR4_SRDS4_PRTCL,
+ FSL_CORENET2_RCWSR4_SRDS4_PRTCL_SHIFT);
+#endif
+
+}
projects / u-boot.git / commitdiff
