soc: renesas: Add identification support for RZ/V2H SoC

Add support to identify the RZ/V2H (R9A09G057) SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro.jz@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240227232531.218159-4-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig
index 5deca747fb7717448107d0b3e7a9102c23760c69..91464ea48baf3b01ac76fffc32eded0ba4e00c61 100644 (file)
--- a/drivers/soc/renesas/Kconfig
+++ b/drivers/soc/renesas/Kconfig
@@ -344,6 +344,11 @@ config ARCH_R9A09G011
        help
          This enables support for the Renesas RZ/V2M SoC.
 
+config ARCH_R9A09G057
+       bool "ARM64 Platform support for RZ/V2H(P)"
+       help
+         This enables support for the Renesas RZ/V2H(P) SoC variants.
+
 endif # ARM64
 
 if RISCV

diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c
index 8f9b8d3736dcdb47b5f06f03dd8ea4217ae13ed8..172d59e6fbcfae3bcf27135f77a8a32354ea2176 100644 (file)
--- a/drivers/soc/renesas/renesas-soc.c
+++ b/drivers/soc/renesas/renesas-soc.c
@@ -75,6 +75,10 @@ static const struct renesas_family fam_rzg3s __initconst __maybe_unused = {
        .name   = "RZ/G3S",
 };
 
+static const struct renesas_family fam_rzv2h __initconst __maybe_unused = {
+       .name   = "RZ/V2H",
+};
+
 static const struct renesas_family fam_rzv2l __initconst __maybe_unused = {
        .name   = "RZ/V2L",
 };
@@ -177,6 +181,11 @@ static const struct renesas_soc soc_rz_g3s __initconst __maybe_unused = {
        .id     = 0x85e0447,
 };
 
+static const struct renesas_soc soc_rz_v2h __initconst __maybe_unused = {
+       .family = &fam_rzv2h,
+       .id     = 0x847a447,
+};
+
 static const struct renesas_soc soc_rz_v2l __initconst __maybe_unused = {
        .family = &fam_rzv2l,
        .id     = 0x8447447,
@@ -407,6 +416,9 @@ static const struct of_device_id renesas_socs[] __initconst __maybe_unused = {
 #ifdef CONFIG_ARCH_R9A09G011
        { .compatible = "renesas,r9a09g011",    .data = &soc_rz_v2m },
 #endif
+#ifdef CONFIG_ARCH_R9A09G057
+       { .compatible = "renesas,r9a09g057",    .data = &soc_rz_v2h },
+#endif
 #ifdef CONFIG_ARCH_SH73A0
        { .compatible = "renesas,sh73a0",       .data = &soc_shmobile_ag5 },
 #endif
@@ -432,6 +444,11 @@ static const struct renesas_id id_rzg2l __initconst = {
        .mask = 0xfffffff,
 };
 
+static const struct renesas_id id_rzv2h __initconst = {
+       .offset = 0x304,
+       .mask = 0xfffffff,
+};
+
 static const struct renesas_id id_rzv2m __initconst = {
        .offset = 0x104,
        .mask = 0xff,
@@ -449,6 +466,7 @@ static const struct of_device_id renesas_ids[] __initconst = {
        { .compatible = "renesas,r9a07g054-sysc",       .data = &id_rzg2l },
        { .compatible = "renesas,r9a08g045-sysc",       .data = &id_rzg2l },
        { .compatible = "renesas,r9a09g011-sys",        .data = &id_rzv2m },
+       { .compatible = "renesas,r9a09g057-sys",        .data = &id_rzv2h },
        { .compatible = "renesas,prr",                  .data = &id_prr },
        { /* sentinel */ }
 };
@@ -513,7 +531,7 @@ static int __init renesas_soc_init(void)
                        eslo = product & 0xf;
                        soc_dev_attr->revision = kasprintf(GFP_KERNEL, "ES%u.%u",
                                                           eshi, eslo);
-               }  else if (id == &id_rzg2l) {
+               }  else if (id == &id_rzg2l || id == &id_rzv2h) {
                        eshi =  ((product >> 28) & 0x0f);
                        soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%u",
                                                           eshi);