/*
* Copyright 2010-2011 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <linux/compiler.h>
+#include <asm/fsl_errata.h>
#include <asm/processor.h>
+#include "fsl_corenet_serdes.h"
#ifdef CONFIG_SYS_FSL_ERRATUM_A004849
/*
}
#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A004580
+/*
+ * This work-around is implemented in PBI, so just check to see if the
+ * work-around was actually applied. To do this, we check for specific data
+ * at specific addresses in the SerDes register block.
+ *
+ * The work-around says that for each SerDes lane, write BnTTLCRy0 =
+ * 0x1B00_0001, Register 2 = 0x0088_0000, and Register 3 = 0x4000_0000.
+
+ */
+static void check_erratum_a4580(uint32_t svr)
+{
+ const serdes_corenet_t __iomem *srds_regs =
+ (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
+ unsigned int lane;
+
+ for (lane = 0; lane < SRDS_MAX_LANES; lane++) {
+ if (serdes_lane_enabled(lane)) {
+ const struct serdes_lane __iomem *srds_lane =
+ &srds_regs->lane[serdes_get_lane_idx(lane)];
+
+ /*
+ * Verify that the values we were supposed to write in
+ * the PBI are actually there. Also, the lower 15
+ * bits of res4[3] should be the same as the upper 15
+ * bits of res4[1].
+ */
+ if ((in_be32(&srds_lane->ttlcr0) != 0x1b000001) ||
+ (in_be32(&srds_lane->res4[1]) != 0x880000) ||
+ (in_be32(&srds_lane->res4[3]) != 0x40000044)) {
+ printf("Work-around for Erratum A004580 is "
+ "not enabled\n");
+ return;
+ }
+ }
+ }
+
+ /* Everything matches, so the erratum work-around was applied */
+
+ printf("Work-around for Erratum A004580 enabled\n");
+}
+#endif
+
+#ifdef CONFIG_SYS_FSL_ERRATUM_A007212
+/*
+ * This workaround can be implemented in PBI, or by u-boot.
+ */
+static void check_erratum_a007212(void)
+{
+ u32 __iomem *plldgdcr = (void *)(CONFIG_SYS_DCSRBAR + 0x21c20);
+
+ if (in_be32(plldgdcr) & 0x1fe) {
+ /* check if PLL ratio is set by workaround */
+ puts("Work-around for Erratum A007212 enabled\n");
+ }
+}
+#endif
+
static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifdef CONFIG_SYS_FSL_ERRATUM_NMG_CPU_A011
puts("Work-around for Erratum CPU-A003999 enabled\n");
#endif
#if defined(CONFIG_SYS_FSL_ERRATUM_DDR_A003474)
- puts("Work-around for Erratum DDR-A003473 enabled\n");
+ puts("Work-around for Erratum DDR-A003474 enabled\n");
#endif
#if defined(CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN)
puts("Work-around for DDR MSYNC_IN Erratum enabled\n");
#ifdef CONFIG_SYS_FSL_ERRATUM_A_004934
puts("Work-around for Erratum A004934 enabled\n");
#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A005871
+ if (IS_SVR_REV(svr, 1, 0))
+ puts("Work-around for Erratum A005871 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006475
+ if (SVR_MAJ(get_svr()) == 1)
+ puts("Work-around for Erratum A006475 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006384
+ if (SVR_MAJ(get_svr()) == 1)
+ puts("Work-around for Erratum A006384 enabled\n");
+#endif
#ifdef CONFIG_SYS_FSL_ERRATUM_A004849
/* This work-around is implemented in PBI, so just check for it */
check_erratum_a4849(svr);
#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A004580
+ /* This work-around is implemented in PBI, so just check for it */
+ check_erratum_a4580(svr);
+#endif
+#ifdef CONFIG_SYS_P4080_ERRATUM_PCIE_A003
+ puts("Work-around for Erratum PCIe-A003 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_USB14
+ puts("Work-around for Erratum USB14 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006593
+ puts("Work-around for Erratum A006593 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006379
+ if (has_erratum_a006379())
+ puts("Work-around for Erratum A006379 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_SEC_A003571
+ if (IS_SVR_REV(svr, 1, 0))
+ puts("Work-around for Erratum A003571 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A005812
+ puts("Work-around for Erratum A-005812 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A005125
+ puts("Work-around for Erratum A005125 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A007075
+ if (has_erratum_a007075())
+ puts("Work-around for Erratum A007075 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_I2C_A004447
+ if ((SVR_SOC_VER(svr) == SVR_8548 && IS_SVR_REV(svr, 3, 1)) ||
+ (SVR_REV(svr) <= CONFIG_SYS_FSL_A004447_SVR_REV))
+ puts("Work-around for Erratum I2C-A004447 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006261
+ if (has_erratum_a006261())
+ puts("Work-around for Erratum A006261 enabled\n");
+#endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A007212
+ check_erratum_a007212();
+#endif
+
return 0;
}
projects / u-boot / blobdiff