+static const struct {
+ const u16 pn;
+ const char *name;
+ const char *var;
+} const socfpga_fpga_model[] = {
+ /* Cyclone V E */
+ { 0x2b15, "Cyclone V, E/A2", "cv_e_a2" },
+ { 0x2b05, "Cyclone V, E/A4", "cv_e_a4" },
+ { 0x2b22, "Cyclone V, E/A5", "cv_e_a5" },
+ { 0x2b13, "Cyclone V, E/A7", "cv_e_a7" },
+ { 0x2b14, "Cyclone V, E/A9", "cv_e_a9" },
+ /* Cyclone V GX/GT */
+ { 0x2b01, "Cyclone V, GX/C3", "cv_gx_c3" },
+ { 0x2b12, "Cyclone V, GX/C4", "cv_gx_c4" },
+ { 0x2b02, "Cyclone V, GX/C5 or GT/D5", "cv_gx_c5" },
+ { 0x2b03, "Cyclone V, GX/C7 or GT/D7", "cv_gx_c7" },
+ { 0x2b04, "Cyclone V, GX/C9 or GT/D9", "cv_gx_c9" },
+ /* Cyclone V SE/SX/ST */
+ { 0x2d11, "Cyclone V, SE/A2 or SX/C2", "cv_se_a2" },
+ { 0x2d01, "Cyclone V, SE/A4 or SX/C4", "cv_se_a4" },
+ { 0x2d12, "Cyclone V, SE/A5 or SX/C5 or ST/D5", "cv_se_a5" },
+ { 0x2d02, "Cyclone V, SE/A6 or SX/C6 or ST/D6", "cv_se_a6" },
+ /* Arria V */
+ { 0x2d03, "Arria V, D5", "av_d5" },
+};
+
+static int socfpga_fpga_id(const bool print_id)
+{
+ const u32 altera_mi = 0x6e;
+ const u32 id = scan_mgr_get_fpga_id();
+
+ const u32 lsb = id & 0x00000001;
+ const u32 mi = (id >> 1) & 0x000007ff;
+ const u32 pn = (id >> 12) & 0x0000ffff;
+ const u32 version = (id >> 28) & 0x0000000f;
+ int i;
+
+ if ((mi != altera_mi) || (lsb != 1)) {
+ printf("FPGA: Not Altera chip ID\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(socfpga_fpga_model); i++)
+ if (pn == socfpga_fpga_model[i].pn)
+ break;
+
+ if (i == ARRAY_SIZE(socfpga_fpga_model)) {
+ printf("FPGA: Unknown Altera chip, ID 0x%08x\n", id);
+ return -EINVAL;
+ }
+
+ if (print_id)
+ printf("FPGA: Altera %s, version 0x%01x\n",
+ socfpga_fpga_model[i].name, version);
+ return i;
+}
+