^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Renesas SoC Identification
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2014-2016 Glider bvba
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/of_address.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/sys_soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) struct renesas_family {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) const char name[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) u32 reg; /* CCCR or PRR, if not in DT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) static const struct renesas_family fam_rcar_gen1 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) .name = "R-Car Gen1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) .reg = 0xff000044, /* PRR (Product Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) static const struct renesas_family fam_rcar_gen2 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) .name = "R-Car Gen2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) .reg = 0xff000044, /* PRR (Product Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) static const struct renesas_family fam_rcar_gen3 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) .name = "R-Car Gen3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) .reg = 0xfff00044, /* PRR (Product Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static const struct renesas_family fam_rmobile __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) .name = "R-Mobile",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) .reg = 0xe600101c, /* CCCR (Common Chip Code Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) static const struct renesas_family fam_rza1 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .name = "RZ/A1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) static const struct renesas_family fam_rza2 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) .name = "RZ/A2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) static const struct renesas_family fam_rzg1 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) .name = "RZ/G1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) .reg = 0xff000044, /* PRR (Product Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static const struct renesas_family fam_rzg2 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) .name = "RZ/G2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) .reg = 0xfff00044, /* PRR (Product Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) static const struct renesas_family fam_shmobile __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .name = "SH-Mobile",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) .reg = 0xe600101c, /* CCCR (Common Chip Code Register) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) struct renesas_soc {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) const struct renesas_family *family;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) u8 id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) static const struct renesas_soc soc_rz_a1h __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .family = &fam_rza1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static const struct renesas_soc soc_rz_a2m __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) .family = &fam_rza2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .id = 0x3b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) static const struct renesas_soc soc_rmobile_ape6 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .family = &fam_rmobile,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) .id = 0x3f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static const struct renesas_soc soc_rmobile_a1 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) .family = &fam_rmobile,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .id = 0x40,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) static const struct renesas_soc soc_rz_g1h __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) .family = &fam_rzg1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) .id = 0x45,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) static const struct renesas_soc soc_rz_g1m __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) .family = &fam_rzg1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .id = 0x47,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static const struct renesas_soc soc_rz_g1n __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .family = &fam_rzg1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .id = 0x4b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) static const struct renesas_soc soc_rz_g1e __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .family = &fam_rzg1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .id = 0x4c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static const struct renesas_soc soc_rz_g1c __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) .family = &fam_rzg1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) .id = 0x53,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static const struct renesas_soc soc_rz_g2m __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) .family = &fam_rzg2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .id = 0x52,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) static const struct renesas_soc soc_rz_g2n __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .family = &fam_rzg2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .id = 0x55,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) static const struct renesas_soc soc_rz_g2e __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) .family = &fam_rzg2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .id = 0x57,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) static const struct renesas_soc soc_rz_g2h __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .family = &fam_rzg2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) .id = 0x4f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) static const struct renesas_soc soc_rcar_m1a __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .family = &fam_rcar_gen1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static const struct renesas_soc soc_rcar_h1 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .family = &fam_rcar_gen1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .id = 0x3b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) static const struct renesas_soc soc_rcar_h2 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .family = &fam_rcar_gen2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .id = 0x45,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static const struct renesas_soc soc_rcar_m2_w __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .family = &fam_rcar_gen2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .id = 0x47,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) static const struct renesas_soc soc_rcar_v2h __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .family = &fam_rcar_gen2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .id = 0x4a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) static const struct renesas_soc soc_rcar_m2_n __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .family = &fam_rcar_gen2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .id = 0x4b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static const struct renesas_soc soc_rcar_e2 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .family = &fam_rcar_gen2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .id = 0x4c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) static const struct renesas_soc soc_rcar_h3 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .id = 0x4f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) static const struct renesas_soc soc_rcar_m3_w __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .id = 0x52,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) static const struct renesas_soc soc_rcar_m3_n __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .id = 0x55,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static const struct renesas_soc soc_rcar_v3m __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .id = 0x54,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) static const struct renesas_soc soc_rcar_v3h __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .id = 0x56,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) static const struct renesas_soc soc_rcar_e3 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) .id = 0x57,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) static const struct renesas_soc soc_rcar_d3 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) .id = 0x58,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) static const struct renesas_soc soc_rcar_v3u __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) .family = &fam_rcar_gen3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .id = 0x59,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static const struct renesas_soc soc_shmobile_ag5 __initconst __maybe_unused = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) .family = &fam_shmobile,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .id = 0x37,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) static const struct of_device_id renesas_socs[] __initconst = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) #ifdef CONFIG_ARCH_R7S72100
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) { .compatible = "renesas,r7s72100", .data = &soc_rz_a1h },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) #ifdef CONFIG_ARCH_R7S9210
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) { .compatible = "renesas,r7s9210", .data = &soc_rz_a2m },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) #ifdef CONFIG_ARCH_R8A73A4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) { .compatible = "renesas,r8a73a4", .data = &soc_rmobile_ape6 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) #ifdef CONFIG_ARCH_R8A7740
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) { .compatible = "renesas,r8a7740", .data = &soc_rmobile_a1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) #ifdef CONFIG_ARCH_R8A7742
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) { .compatible = "renesas,r8a7742", .data = &soc_rz_g1h },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) #ifdef CONFIG_ARCH_R8A7743
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) { .compatible = "renesas,r8a7743", .data = &soc_rz_g1m },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) #ifdef CONFIG_ARCH_R8A7744
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) { .compatible = "renesas,r8a7744", .data = &soc_rz_g1n },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) #ifdef CONFIG_ARCH_R8A7745
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) { .compatible = "renesas,r8a7745", .data = &soc_rz_g1e },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) #ifdef CONFIG_ARCH_R8A77470
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) { .compatible = "renesas,r8a77470", .data = &soc_rz_g1c },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) #ifdef CONFIG_ARCH_R8A774A1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) { .compatible = "renesas,r8a774a1", .data = &soc_rz_g2m },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) #ifdef CONFIG_ARCH_R8A774B1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) { .compatible = "renesas,r8a774b1", .data = &soc_rz_g2n },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) #ifdef CONFIG_ARCH_R8A774C0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) { .compatible = "renesas,r8a774c0", .data = &soc_rz_g2e },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) #ifdef CONFIG_ARCH_R8A774E1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) { .compatible = "renesas,r8a774e1", .data = &soc_rz_g2h },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) #ifdef CONFIG_ARCH_R8A7778
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) { .compatible = "renesas,r8a7778", .data = &soc_rcar_m1a },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) #ifdef CONFIG_ARCH_R8A7779
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) { .compatible = "renesas,r8a7779", .data = &soc_rcar_h1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) #ifdef CONFIG_ARCH_R8A7790
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) { .compatible = "renesas,r8a7790", .data = &soc_rcar_h2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) #ifdef CONFIG_ARCH_R8A7791
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) { .compatible = "renesas,r8a7791", .data = &soc_rcar_m2_w },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) #ifdef CONFIG_ARCH_R8A7792
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) { .compatible = "renesas,r8a7792", .data = &soc_rcar_v2h },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) #ifdef CONFIG_ARCH_R8A7793
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) { .compatible = "renesas,r8a7793", .data = &soc_rcar_m2_n },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) #ifdef CONFIG_ARCH_R8A7794
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) { .compatible = "renesas,r8a7794", .data = &soc_rcar_e2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) #if defined(CONFIG_ARCH_R8A77950) || defined(CONFIG_ARCH_R8A77951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) { .compatible = "renesas,r8a7795", .data = &soc_rcar_h3 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) #ifdef CONFIG_ARCH_R8A77960
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) { .compatible = "renesas,r8a7796", .data = &soc_rcar_m3_w },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) #ifdef CONFIG_ARCH_R8A77961
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) { .compatible = "renesas,r8a77961", .data = &soc_rcar_m3_w },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) #ifdef CONFIG_ARCH_R8A77965
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) { .compatible = "renesas,r8a77965", .data = &soc_rcar_m3_n },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) #ifdef CONFIG_ARCH_R8A77970
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) { .compatible = "renesas,r8a77970", .data = &soc_rcar_v3m },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) #ifdef CONFIG_ARCH_R8A77980
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) { .compatible = "renesas,r8a77980", .data = &soc_rcar_v3h },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) #ifdef CONFIG_ARCH_R8A77990
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) { .compatible = "renesas,r8a77990", .data = &soc_rcar_e3 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) #ifdef CONFIG_ARCH_R8A77995
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) { .compatible = "renesas,r8a77995", .data = &soc_rcar_d3 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) #ifdef CONFIG_ARCH_R8A779A0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) { .compatible = "renesas,r8a779a0", .data = &soc_rcar_v3u },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) #ifdef CONFIG_ARCH_SH73A0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) { .compatible = "renesas,sh73a0", .data = &soc_shmobile_ag5 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) { /* sentinel */ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) static int __init renesas_soc_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) struct soc_device_attribute *soc_dev_attr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) const struct renesas_family *family;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) const struct of_device_id *match;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) const struct renesas_soc *soc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) void __iomem *chipid = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) struct soc_device *soc_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) struct device_node *np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) unsigned int product, eshi = 0, eslo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) match = of_match_node(renesas_socs, of_root);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) if (!match)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) soc = match->data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) family = soc->family;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) np = of_find_compatible_node(NULL, NULL, "renesas,bsid");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) if (np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) chipid = of_iomap(np, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) of_node_put(np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) if (chipid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) product = readl(chipid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) iounmap(chipid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) if (soc->id && ((product >> 16) & 0xff) != soc->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) pr_warn("SoC mismatch (product = 0x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) product);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) * TODO: Upper 4 bits of BSID are for chip version, but the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) * format is not known at this time so we don't know how to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) * specify eshi and eslo
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) goto done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) /* Try PRR first, then hardcoded fallback */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) np = of_find_compatible_node(NULL, NULL, "renesas,prr");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) if (np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) chipid = of_iomap(np, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) of_node_put(np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) } else if (soc->id && family->reg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) chipid = ioremap(family->reg, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) if (chipid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) product = readl(chipid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) iounmap(chipid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) /* R-Car M3-W ES1.1 incorrectly identifies as ES2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) if ((product & 0x7fff) == 0x5210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) product ^= 0x11;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) /* R-Car M3-W ES1.3 incorrectly identifies as ES2.1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) if ((product & 0x7fff) == 0x5211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) product ^= 0x12;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) if (soc->id && ((product >> 8) & 0xff) != soc->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) pr_warn("SoC mismatch (product = 0x%x)\n", product);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) eshi = ((product >> 4) & 0x0f) + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) eslo = product & 0xf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) done:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) if (!soc_dev_attr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) np = of_find_node_by_path("/");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) of_property_read_string(np, "model", &soc_dev_attr->machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) of_node_put(np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) soc_dev_attr->family = kstrdup_const(family->name, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) soc_dev_attr->soc_id = kstrdup_const(strchr(match->compatible, ',') + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) if (eshi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) soc_dev_attr->revision = kasprintf(GFP_KERNEL, "ES%u.%u", eshi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) eslo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) pr_info("Detected Renesas %s %s %s\n", soc_dev_attr->family,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) soc_dev_attr->soc_id, soc_dev_attr->revision ?: "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) soc_dev = soc_device_register(soc_dev_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) if (IS_ERR(soc_dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) kfree(soc_dev_attr->revision);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) kfree_const(soc_dev_attr->soc_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) kfree_const(soc_dev_attr->family);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) kfree(soc_dev_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) return PTR_ERR(soc_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) early_initcall(renesas_soc_init);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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