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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c')
-rw-r--r--roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c b/roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c
new file mode 100644
index 000000000..b972cf3b5
--- /dev/null
+++ b/roms/u-boot/arch/powerpc/cpu/mpc85xx/bsc9132_serdes.c
@@ -0,0 +1,102 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ * Author: Prabhakar Kushwaha <prabhakar@freescale.com>
+ */
+
+#include <config.h>
+#include <common.h>
+#include <log.h>
+#include <asm/io.h>
+#include <asm/immap_85xx.h>
+#include <asm/fsl_serdes.h>
+
+#define SRDS1_MAX_LANES 4
+
+static u32 serdes1_prtcl_map;
+
+static u8 serdes1_cfg_tbl[][SRDS1_MAX_LANES] = {
+ [0] = {NONE, NONE, NONE, NONE},
+ [1] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [2] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [3] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [4] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [5] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [6] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [7] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [8] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [9] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [10] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [11] = {PCIE1, PCIE2, SGMII_TSEC1, SGMII_TSEC2},
+ [12] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [13] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [14] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [15] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [16] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [17] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [18] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [19] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [20] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [21] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [22] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [23] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [24] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [25] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [26] = {PCIE1, PCIE2, CPRI2, CPRI1},
+ [27] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [28] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [29] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [30] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [31] = {PCIE1, PCIE2, SGMII_TSEC1, CPRI1},
+ [32] = {PCIE1, PCIE2, SGMII_TSEC1, SGMII_TSEC2},
+ [33] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [34] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [35] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [36] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [37] = {PCIE1, SGMII_TSEC2, CPRI2, CPRI1},
+ [38] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [39] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [40] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [41] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [42] = {PCIE1, SGMII_TSEC2, SGMII_TSEC1, CPRI1},
+ [43] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
+ [44] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
+ [45] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
+ [46] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
+ [47] = {SGMII_TSEC1, SGMII_TSEC2, CPRI2, CPRI1},
+};
+
+int is_serdes_configured(enum srds_prtcl prtcl)
+{
+ if (!(serdes1_prtcl_map & (1 << NONE)))
+ fsl_serdes_init();
+
+ return (1 << prtcl) & serdes1_prtcl_map;
+}
+
+void fsl_serdes_init(void)
+{
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+ u32 pordevsr = in_be32(&gur->pordevsr);
+ u32 srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
+ MPC85xx_PORDEVSR_IO_SEL_SHIFT;
+ int lane;
+
+ if (serdes1_prtcl_map & (1 << NONE))
+ return;
+
+ debug("PORDEVSR[IO_SEL_SRDS] = %x\n", srds_cfg);
+
+ if (srds_cfg >= ARRAY_SIZE(serdes1_cfg_tbl)) {
+ printf("Invalid PORDEVSR[IO_SEL_SRDS] = %d\n", srds_cfg);
+ return;
+ }
+
+ for (lane = 0; lane < SRDS1_MAX_LANES; lane++) {
+ enum srds_prtcl lane_prtcl = serdes1_cfg_tbl[srds_cfg][lane];
+ serdes1_prtcl_map |= (1 << lane_prtcl);
+ }
+
+ /* Set the first bit to indicate serdes has been initialized */
+ serdes1_prtcl_map |= (1 << NONE);
+}