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authorArnd Bergmann <arnd@arndb.de>2022-11-21 15:53:33 +0300
committerArnd Bergmann <arnd@arndb.de>2022-11-21 15:53:34 +0300
commitcb667ad7524aa5786137da7ec6312454433d6702 (patch)
treeecf15be7c1fb229ffe36df3bf60bce8b228b3418 /drivers
parentf5014dcd931fde4537c60b64d3f65b9b4380cba7 (diff)
parent7e20044052317d5f2942b061c4cacdb6790790a2 (diff)
downloadlinux-cb667ad7524aa5786137da7ec6312454433d6702.tar.xz
Merge tag 'renesas-drivers-for-v6.2-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into soc/drivers
Renesas driver updates for v6.2 (take two) - Add support for identifying the SoC revision on RZ/V2M. * tag 'renesas-drivers-for-v6.2-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel: soc: renesas: Identify RZ/V2M SoC Link: https://lore.kernel.org/r/cover.1668788925.git.geert+renesas@glider.be Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/soc/renesas/renesas-soc.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c
index 621ceaa047d4..468ebce1ea88 100644
--- a/drivers/soc/renesas/renesas-soc.c
+++ b/drivers/soc/renesas/renesas-soc.c
@@ -76,6 +76,10 @@ 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) */
@@ -171,6 +175,10 @@ 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,
};
@@ -380,6 +388,9 @@ 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
@@ -405,6 +416,11 @@ 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,
@@ -415,6 +431,7 @@ static const struct of_device_id renesas_ids[] __initconst = {
{ .compatible = "renesas,r9a07g043-sysc", .data = &id_rzg2l },
{ .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 */ }
};
@@ -485,6 +502,11 @@ 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 &&