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Date: Thu, 11 Apr 2024 13:52:40 -0400
From: Min Li <lnimi@...mail.com>
To: lee@...nel.org
Cc: linux-kernel@...r.kernel.org,
Min Li <min.li.xe@...esas.com>
Subject: [PATCH mfd v1 2/2] mfd: rsmu: add FemtoClock3 support
From: Min Li <min.li.xe@...esas.com>
The RENESAS FemtoClock3 Wireless is a high-performance
jitter attenuator, frequency translator, and clock
synthesizer. This patch only adds support for I2C.
Signed-off-by: Min Li <min.li.xe@...esas.com>
---
drivers/mfd/rsmu_core.c | 10 +++++-----
drivers/mfd/rsmu_i2c.c | 16 ++++++++--------
include/linux/mfd/rsmu.h | 4 ++--
3 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/mfd/rsmu_core.c b/drivers/mfd/rsmu_core.c
index 29437fd0b..951ddd92c 100644
--- a/drivers/mfd/rsmu_core.c
+++ b/drivers/mfd/rsmu_core.c
@@ -40,12 +40,12 @@ static struct mfd_cell rsmu_sabre_devs[] = {
},
};
-static struct mfd_cell rsmu_sl_devs[] = {
+static struct mfd_cell rsmu_fc3_devs[] = {
[RSMU_PHC] = {
- .name = "8v19n85x-phc",
+ .name = "rc38xxx-phc",
},
[RSMU_CDEV] = {
- .name = "8v19n85x-cdev",
+ .name = "rc38xxx-cdev",
},
};
@@ -61,8 +61,8 @@ int rsmu_core_init(struct rsmu_ddata *rsmu)
case RSMU_SABRE:
cells = rsmu_sabre_devs;
break;
- case RSMU_SL:
- cells = rsmu_sl_devs;
+ case RSMU_FC3:
+ cells = rsmu_fc3_devs;
break;
default:
dev_err(rsmu->dev, "Unsupported RSMU device type: %d\n", rsmu->type);
diff --git a/drivers/mfd/rsmu_i2c.c b/drivers/mfd/rsmu_i2c.c
index cba64f107..a3f50a184 100644
--- a/drivers/mfd/rsmu_i2c.c
+++ b/drivers/mfd/rsmu_i2c.c
@@ -262,11 +262,11 @@ static const struct regmap_config rsmu_sabre_regmap_config = {
.can_multi_write = true,
};
-static const struct regmap_config rsmu_sl_regmap_config = {
+static const struct regmap_config rsmu_fc3_regmap_config = {
.reg_bits = 16,
.val_bits = 8,
.reg_format_endian = REGMAP_ENDIAN_BIG,
- .max_register = 0x340,
+ .max_register = 0xE88,
.cache_type = REGCACHE_NONE,
.can_multi_write = true,
};
@@ -302,8 +302,8 @@ static int rsmu_i2c_probe(struct i2c_client *client)
case RSMU_SABRE:
cfg = &rsmu_sabre_regmap_config;
break;
- case RSMU_SL:
- cfg = &rsmu_sl_regmap_config;
+ case RSMU_FC3:
+ cfg = &rsmu_fc3_regmap_config;
break;
default:
dev_err(rsmu->dev, "Unsupported RSMU device type: %d\n", rsmu->type);
@@ -336,8 +336,8 @@ static const struct i2c_device_id rsmu_i2c_id[] = {
{ "8a34001", RSMU_CM },
{ "82p33810", RSMU_SABRE },
{ "82p33811", RSMU_SABRE },
- { "8v19n850", RSMU_SL },
- { "8v19n851", RSMU_SL },
+ { "rc38xxx0", RSMU_FC3 },
+ { "rc38xxx1", RSMU_FC3 },
{}
};
MODULE_DEVICE_TABLE(i2c, rsmu_i2c_id);
@@ -347,8 +347,8 @@ static const struct of_device_id rsmu_i2c_of_match[] = {
{ .compatible = "idt,8a34001", .data = (void *)RSMU_CM },
{ .compatible = "idt,82p33810", .data = (void *)RSMU_SABRE },
{ .compatible = "idt,82p33811", .data = (void *)RSMU_SABRE },
- { .compatible = "idt,8v19n850", .data = (void *)RSMU_SL },
- { .compatible = "idt,8v19n851", .data = (void *)RSMU_SL },
+ { .compatible = "idt,rc38xxx0", .data = (void *)RSMU_FC3 },
+ { .compatible = "idt,rc38xxx1", .data = (void *)RSMU_FC3 },
{}
};
MODULE_DEVICE_TABLE(of, rsmu_i2c_of_match);
diff --git a/include/linux/mfd/rsmu.h b/include/linux/mfd/rsmu.h
index 0379aa207..b4a90fc81 100644
--- a/include/linux/mfd/rsmu.h
+++ b/include/linux/mfd/rsmu.h
@@ -11,11 +11,11 @@
#define RSMU_MAX_WRITE_COUNT (255)
#define RSMU_MAX_READ_COUNT (255)
-/* The supported devices are ClockMatrix, Sabre and SnowLotus */
+/* The supported devices are ClockMatrix, Sabre and FemtoClock3 */
enum rsmu_type {
RSMU_CM = 0x34000,
RSMU_SABRE = 0x33810,
- RSMU_SL = 0x19850,
+ RSMU_FC3 = 0x38312,
};
/**
--
2.39.2
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