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path: root/drivers/mfd/madera-core.c
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Diffstat (limited to 'drivers/mfd/madera-core.c')
-rw-r--r--drivers/mfd/madera-core.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/mfd/madera-core.c b/drivers/mfd/madera-core.c
index a354567ebc86..b9e9c169c6cc 100644
--- a/drivers/mfd/madera-core.c
+++ b/drivers/mfd/madera-core.c
@@ -35,6 +35,7 @@
#define CS47L35_SILICON_ID 0x6360
#define CS47L85_SILICON_ID 0x6338
#define CS47L90_SILICON_ID 0x6364
+#define CS47L92_SILICON_ID 0x6371
#define MADERA_32KZ_MCLK2 1
@@ -148,6 +149,29 @@ static const struct mfd_cell cs47l90_devs[] = {
},
};
+static const char * const cs47l92_supplies[] = {
+ "MICVDD",
+ "CPVDD1",
+ "CPVDD2",
+};
+
+static const struct mfd_cell cs47l92_devs[] = {
+ { .name = "madera-pinctrl" },
+ { .name = "madera-irq", },
+ { .name = "madera-micsupp", },
+ { .name = "madera-gpio" },
+ {
+ .name = "madera-extcon",
+ .parent_supplies = cs47l92_supplies,
+ .num_parent_supplies = 1, /* We only need MICVDD */
+ },
+ {
+ .name = "cs47l92-codec",
+ .parent_supplies = cs47l92_supplies,
+ .num_parent_supplies = ARRAY_SIZE(cs47l92_supplies),
+ },
+};
+
/* Used by madera-i2c and madera-spi drivers */
const char *madera_name_from_type(enum madera_type type)
{
@@ -162,6 +186,12 @@ const char *madera_name_from_type(enum madera_type type)
return "CS47L90";
case CS47L91:
return "CS47L91";
+ case CS42L92:
+ return "CS42L92";
+ case CS47L92:
+ return "CS47L92";
+ case CS47L93:
+ return "CS47L93";
case WM1840:
return "WM1840";
default:
@@ -321,6 +351,9 @@ const struct of_device_id madera_of_match[] = {
{ .compatible = "cirrus,cs47l85", .data = (void *)CS47L85 },
{ .compatible = "cirrus,cs47l90", .data = (void *)CS47L90 },
{ .compatible = "cirrus,cs47l91", .data = (void *)CS47L91 },
+ { .compatible = "cirrus,cs42l92", .data = (void *)CS42L92 },
+ { .compatible = "cirrus,cs47l92", .data = (void *)CS47L92 },
+ { .compatible = "cirrus,cs47l93", .data = (void *)CS47L93 },
{ .compatible = "cirrus,wm1840", .data = (void *)WM1840 },
{}
};
@@ -385,6 +418,13 @@ static void madera_set_micbias_info(struct madera *madera)
madera->num_childbias[0] = 4;
madera->num_childbias[1] = 4;
return;
+ case CS42L92:
+ case CS47L92:
+ case CS47L93:
+ madera->num_micbias = 2;
+ madera->num_childbias[0] = 4;
+ madera->num_childbias[1] = 2;
+ return;
default:
return;
}
@@ -436,6 +476,9 @@ int madera_dev_init(struct madera *madera)
case CS47L35:
case CS47L90:
case CS47L91:
+ case CS42L92:
+ case CS47L92:
+ case CS47L93:
break;
case CS47L85:
case WM1840:
@@ -556,6 +599,21 @@ int madera_dev_init(struct madera *madera)
}
}
break;
+ case CS47L92_SILICON_ID:
+ if (IS_ENABLED(CONFIG_MFD_CS47L92)) {
+ switch (madera->type) {
+ case CS42L92:
+ case CS47L92:
+ case CS47L93:
+ patch_fn = cs47l92_patch;
+ mfd_devs = cs47l92_devs;
+ n_devs = ARRAY_SIZE(cs47l92_devs);
+ break;
+ default:
+ break;
+ }
+ }
+ break;
default:
dev_err(madera->dev, "Unknown device ID: %x\n", hwid);
ret = -EINVAL;