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[v2,4/8] leds: qcom-lpg: Add support for PMI632 LPG

Message ID 20230414-pmi632-v2-4-98bafa909c36@z3ntu.xyz
State Accepted
Commit d11a79dd047e18dd0b76bc9abebb8470858856d6
Headers show
Series Add PMI632 PMIC and RGB LED on sdm632-fairphone-fp3 | expand

Commit Message

Luca Weiss April 18, 2023, 4:43 p.m. UTC 
The PMI632 PMIC contains 5 PWM channels, 3 of which can be used for
LEDs.

For the LED pattern it doesn't have LUT like other PMICs but uses SDAM
instead. This is not currently implemented in the driver but since LPG
works fine without it, add support for the PMIC now.

Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
---
 drivers/leds/rgb/leds-qcom-lpg.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
diff mbox series

Patch

diff --git a/drivers/leds/rgb/leds-qcom-lpg.c b/drivers/leds/rgb/leds-qcom-lpg.c
index 67f48f222109..51763ecb8c1e 100644
--- a/drivers/leds/rgb/leds-qcom-lpg.c
+++ b/drivers/leds/rgb/leds-qcom-lpg.c
@@ -1353,6 +1353,20 @@  static const struct lpg_data pm8994_lpg_data = {
 	},
 };
 
+/* PMI632 uses SDAM instead of LUT for pattern */
+static const struct lpg_data pmi632_lpg_data = {
+	.triled_base = 0xd000,
+
+	.num_channels = 5,
+	.channels = (const struct lpg_channel_data[]) {
+		{ .base = 0xb300, .triled_mask = BIT(7) },
+		{ .base = 0xb400, .triled_mask = BIT(6) },
+		{ .base = 0xb500, .triled_mask = BIT(5) },
+		{ .base = 0xb600 },
+		{ .base = 0xb700 },
+	},
+};
+
 static const struct lpg_data pmi8994_lpg_data = {
 	.lut_base = 0xb000,
 	.lut_size = 24,
@@ -1436,6 +1450,7 @@  static const struct of_device_id lpg_of_table[] = {
 	{ .compatible = "qcom,pm8916-pwm", .data = &pm8916_pwm_data },
 	{ .compatible = "qcom,pm8941-lpg", .data = &pm8941_lpg_data },
 	{ .compatible = "qcom,pm8994-lpg", .data = &pm8994_lpg_data },
+	{ .compatible = "qcom,pmi632-lpg", .data = &pmi632_lpg_data },
 	{ .compatible = "qcom,pmi8994-lpg", .data = &pmi8994_lpg_data },
 	{ .compatible = "qcom,pmi8998-lpg", .data = &pmi8998_lpg_data },
 	{ .compatible = "qcom,pmc8180c-lpg", .data = &pm8150l_lpg_data },