This LRADC variant uses the same 3/4*AVCC reference voltage as the A83T
variant. The R329 and D1 LRADCs appear to be identical, so D1 support is
accomplished through having the R329 LRADC as a fallback compatible.
Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
---
Changes in v2:
- Set the new flag for the R329 variant.
drivers/input/keyboard/sun4i-lradc-keys.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/input/keyboard/sun4i-lradc-keys.c b/drivers/input/keyboard/sun4i-lradc-keys.c
index 5630334a6c09..8f9bfb05244d 100644
--- a/drivers/input/keyboard/sun4i-lradc-keys.c
+++ b/drivers/input/keyboard/sun4i-lradc-keys.c
@@ -78,6 +78,12 @@ static const struct lradc_variant r_lradc_variant_a83t = {
.divisor_denominator = 4
};
+static const struct lradc_variant lradc_variant_r329 = {
+ .divisor_numerator = 3,
+ .divisor_denominator = 4,
+ .has_clock_reset = true,
+};
+
struct sun4i_lradc_keymap {
u32 voltage;
u32 keycode;
@@ -323,6 +329,8 @@ static const struct of_device_id sun4i_lradc_of_match[] = {
.data = &lradc_variant_a10 },
{ .compatible = "allwinner,sun8i-a83t-r-lradc",
.data = &r_lradc_variant_a83t },
+ { .compatible = "allwinner,sun50i-r329-lradc",
+ .data = &lradc_variant_r329 },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, sun4i_lradc_of_match);
--
2.35.1
