diff mbox series

[07/14] soc: renesas: Identify RZ/V2M SoC

Message ID 20220321154232.56315-8-phil.edworthy@renesas.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series Add new Renesas RZ/V2M SoC and Renesas RZ/V2M EVK support | expand

Commit Message

Phil Edworthy March 21, 2022, 3:42 p.m. UTC 
Add support for identifying the RZ/V2M (R9A09G011) SoC.
Note that the SoC does not have a identification register.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 drivers/soc/renesas/Kconfig       |  5 +++++
 drivers/soc/renesas/renesas-soc.c | 22 ++++++++++++++++++++++
 2 files changed, 27 insertions(+)

Comments

Geert Uytterhoeven April 26, 2022, 2:16 p.m. UTC | #1 
Hi Phil,

On Mon, Mar 21, 2022 at 4:44 PM Phil Edworthy <phil.edworthy@renesas.com> wrote:
> Add support for identifying the RZ/V2M (R9A09G011) SoC.
> Note that the SoC does not have a identification register.
>
> Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>

Thanks for your patch!

> --- a/drivers/soc/renesas/Kconfig
> +++ b/drivers/soc/renesas/Kconfig
> @@ -308,6 +308,11 @@ config ARCH_R9A07G054
>         help
>           This enables support for the Renesas RZ/V2L SoC variants.
>
> +config ARCH_R9A09G011
> +       bool "ARM64 Platform support for RZ/V2M"
> +       help
> +         This enables support for the Renesas RZ/V2M SoC.
> +
>  endif # ARM64

This part is superseded by "[PATCH v2 06/13] soc: renesas: Add RZ/V2M
(R9A09G011) config option".

The rest looks good to me (pending acceptance of the "sys" DT
bindings).

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig
index fdc99a05a7e0..19a4423490f0 100644
--- a/drivers/soc/renesas/Kconfig
+++ b/drivers/soc/renesas/Kconfig
@@ -308,6 +308,11 @@  config ARCH_R9A07G054
 	help
 	  This enables support for the Renesas RZ/V2L SoC variants.
 
+config ARCH_R9A09G011
+	bool "ARM64 Platform support for RZ/V2M"
+	help
+	  This enables support for the Renesas RZ/V2M SoC.
+
 endif # ARM64
 
 config RST_RCAR
diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c
index 92c7b42250ee..9df7bbe86381 100644
--- a/drivers/soc/renesas/renesas-soc.c
+++ b/drivers/soc/renesas/renesas-soc.c
@@ -68,6 +68,10 @@  static const struct renesas_family fam_rzv2l __initconst __maybe_unused = {
 	.name	= "RZ/V2L",
 };
 
+static const struct renesas_family fam_rzv2m __initconst __maybe_unused = {
+	.name	= "RZ/V2M",
+};
+
 static const struct renesas_family fam_shmobile __initconst __maybe_unused = {
 	.name	= "SH-Mobile",
 	.reg	= 0xe600101c,		/* CCCR (Common Chip Code Register) */
@@ -153,6 +157,10 @@  static const struct renesas_soc soc_rz_v2l __initconst __maybe_unused = {
 	.id     = 0x8447447,
 };
 
+static const struct renesas_soc soc_rz_v2m __initconst __maybe_unused = {
+	.family = &fam_rzv2m,
+};
+
 static const struct renesas_soc soc_rcar_m1a __initconst __maybe_unused = {
 	.family	= &fam_rcar_gen1,
 };
@@ -346,6 +354,9 @@  static const struct of_device_id renesas_socs[] __initconst = {
 #if defined(CONFIG_ARCH_R9A07G054)
 	{ .compatible = "renesas,r9a07g054",	.data = &soc_rz_v2l },
 #endif
+#if defined(CONFIG_ARCH_R9A09G011)
+	{ .compatible = "renesas,r9a09g011",	.data = &soc_rz_v2m },
+#endif
 #ifdef CONFIG_ARCH_SH73A0
 	{ .compatible = "renesas,sh73a0",	.data = &soc_shmobile_ag5 },
 #endif
@@ -371,6 +382,11 @@  static const struct renesas_id id_rzg2l __initconst = {
 	.mask = 0xfffffff,
 };
 
+static const struct renesas_id id_rzv2m __initconst = {
+	.offset = 0x104,
+	.mask = 0xff,
+};
+
 static const struct renesas_id id_prr __initconst = {
 	.offset = 0,
 	.mask = 0xff00,
@@ -380,6 +396,7 @@  static const struct of_device_id renesas_ids[] __initconst = {
 	{ .compatible = "renesas,bsid",			.data = &id_bsid },
 	{ .compatible = "renesas,r9a07g044-sysc",	.data = &id_rzg2l },
 	{ .compatible = "renesas,r9a07g054-sysc",	.data = &id_rzg2l },
+	{ .compatible = "renesas,r9a09g011-sys",	.data = &id_rzv2m },
 	{ .compatible = "renesas,prr",			.data = &id_prr },
 	{ /* sentinel */ }
 };
@@ -450,6 +467,11 @@  static int __init renesas_soc_init(void)
 			soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%u",
 							   eshi);
 			rev_prefix = "Rev ";
+		}  else if (id == &id_rzv2m) {
+			eshi = ((product >> 4) & 0x0f);
+			eslo = product & 0xf;
+			soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%u.%u",
+							   eshi, eslo);
 		}
 
 		if (soc->id &&