[PATCH 7/7] mfd/mc13xxx: add support for mc34708

From: Uwe Kleine-KÃnig
Date: Thu Jul 12 2012 - 06:12:01 EST


Signed-off-by: Uwe Kleine-KÃnig <u.kleine-koenig@xxxxxxxxxxxxxx>
---
drivers/mfd/mc13xxx-core.c | 21 +++++++++++++++++++++
drivers/mfd/mc13xxx-i2c.c | 6 ++++++
drivers/mfd/mc13xxx-spi.c | 4 ++++
drivers/mfd/mc13xxx.h | 3 ++-
4 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index 7874711..4ce3e1f 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -119,6 +119,11 @@
#define MC13XXX_REVISION_FAB (0x03 << 11)
#define MC13XXX_REVISION_ICIDCODE (0x3f << 13)

+#define MC34708_REVISION_REVMETAL (0x07 << 0)
+#define MC34708_REVISION_REVFULL (0x07 << 3)
+#define MC34708_REVISION_FIN (0x07 << 6)
+#define MC34708_REVISION_FAB (0x07 << 9)
+
#define MC13XXX_ADC1 44
#define MC13XXX_ADC1_ADEN (1 << 0)
#define MC13XXX_ADC1_RAND (1 << 1)
@@ -424,6 +429,16 @@ static void mc13xxx_print_revision(struct mc13xxx *mc13xxx, u32 revision)
maskval(revision, MC13XXX_REVISION_ICIDCODE));
}

+static void mc34708_print_revision(struct mc13xxx *mc13xxx, u32 revision)
+{
+ dev_info(mc13xxx->dev, "%s: rev %d.%d, fin: %d, fab: %d\n",
+ mc13xxx->variant->name,
+ maskval(revision, MC34708_REVISION_REVFULL),
+ maskval(revision, MC34708_REVISION_REVMETAL),
+ maskval(revision, MC34708_REVISION_FIN),
+ maskval(revision, MC34708_REVISION_FAB));
+}
+
/* These are only exported for mc13xxx-i2c and mc13xxx-spi */
struct mc13xxx_variant mc13xxx_variant_mc13783 = {
.name = "mc13783",
@@ -437,6 +452,12 @@ struct mc13xxx_variant mc13xxx_variant_mc13892 = {
};
EXPORT_SYMBOL_GPL(mc13xxx_variant_mc13892);

+struct mc13xxx_variant mc13xxx_variant_mc34708 = {
+ .name = "mc34708",
+ .print_revision = mc34708_print_revision,
+};
+EXPORT_SYMBOL_GPL(mc13xxx_variant_mc34708);
+
static const char *mc13xxx_get_chipname(struct mc13xxx *mc13xxx)
{
return mc13xxx->variant->name;
diff --git a/drivers/mfd/mc13xxx-i2c.c b/drivers/mfd/mc13xxx-i2c.c
index 6c1598c..907abff 100644
--- a/drivers/mfd/mc13xxx-i2c.c
+++ b/drivers/mfd/mc13xxx-i2c.c
@@ -26,6 +26,9 @@ static const struct i2c_device_id mc13xxx_i2c_device_id[] = {
.name = "mc13892",
.driver_data = (kernel_ulong_t)&mc13xxx_variant_mc13892,
}, {
+ .name = "mc34708",
+ .driver_data = (kernel_ulong_t)&mc13xxx_variant_mc34708,
+ }, {
/* sentinel */
}
};
@@ -36,6 +39,9 @@ static const struct of_device_id mc13xxx_dt_ids[] = {
.compatible = "fsl,mc13892",
.data = &mc13xxx_variant_mc13892,
}, {
+ .compatible = "fsl,mc34708",
+ .data = &mc13xxx_variant_mc34708,
+ }, {
/* sentinel */
}
};
diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
index 75a00c4..08a3bd9 100644
--- a/drivers/mfd/mc13xxx-spi.c
+++ b/drivers/mfd/mc13xxx-spi.c
@@ -33,6 +33,9 @@ static const struct spi_device_id mc13xxx_device_id[] = {
.name = "mc13892",
.driver_data = (kernel_ulong_t)&mc13xxx_variant_mc13892,
}, {
+ .name = "mc34708",
+ .driver_data = (kernel_ulong_t)&mc13xxx_variant_mc34708,
+ }, {
/* sentinel */
}
};
@@ -41,6 +44,7 @@ MODULE_DEVICE_TABLE(spi, mc13xxx_device_id);
static const struct of_device_id mc13xxx_dt_ids[] = {
{ .compatible = "fsl,mc13783", .data = &mc13xxx_variant_mc13783, },
{ .compatible = "fsl,mc13892", .data = &mc13xxx_variant_mc13892, },
+ { .compatible = "fsl,mc34708", .data = &mc13xxx_variant_mc34708, },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, mc13xxx_dt_ids);
diff --git a/drivers/mfd/mc13xxx.h b/drivers/mfd/mc13xxx.h
index 78bf4c3..460ec5c 100644
--- a/drivers/mfd/mc13xxx.h
+++ b/drivers/mfd/mc13xxx.h
@@ -24,7 +24,8 @@ struct mc13xxx_variant {

extern struct mc13xxx_variant
mc13xxx_variant_mc13783,
- mc13xxx_variant_mc13892;
+ mc13xxx_variant_mc13892,
+ mc13xxx_variant_mc34708;

struct mc13xxx {
struct regmap *regmap;
--
1.7.10.4

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