Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/drivers/pinctrl/cirrus/pinctrl-cs47l15.c b/drivers/pinctrl/cirrus/pinctrl-cs47l15.c
new file mode 100644
index 000000000..a4bfec528
--- /dev/null
+++ b/drivers/pinctrl/cirrus/pinctrl-cs47l15.c
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Pinctrl for Cirrus Logic CS47L15
+ *
+ * Copyright (C) 2018-2019 Cirrus Logic, Inc. and
+ *                         Cirrus Logic International Semiconductor Ltd.
+ */
+
+#include <linux/err.h>
+#include <linux/mfd/madera/core.h>
+
+#include "pinctrl-madera.h"
+
+/*
+ * The alt func groups are the most commonly used functions we place these at
+ * the lower function indexes for convenience, and the less commonly used gpio
+ * functions at higher indexes.
+ *
+ * To stay consistent with the datasheet the function names are the same as
+ * the group names for that function's pins
+ *
+ * Note - all 1 less than in datasheet because these are zero-indexed
+ */
+static const unsigned int cs47l15_aif1_pins[] = { 0, 1, 2, 3 };
+static const unsigned int cs47l15_aif2_pins[] = { 4, 5, 6, 7 };
+static const unsigned int cs47l15_aif3_pins[] = { 8, 9, 10, 11 };
+static const unsigned int cs47l15_spk1_pins[] = { 12, 13, 14 };
+
+static const struct madera_pin_groups cs47l15_pin_groups[] = {
+	{ "aif1", cs47l15_aif1_pins, ARRAY_SIZE(cs47l15_aif1_pins) },
+	{ "aif2", cs47l15_aif2_pins, ARRAY_SIZE(cs47l15_aif2_pins) },
+	{ "aif3", cs47l15_aif3_pins, ARRAY_SIZE(cs47l15_aif3_pins) },
+	{ "pdmspk1", cs47l15_spk1_pins, ARRAY_SIZE(cs47l15_spk1_pins) },
+};
+
+const struct madera_pin_chip cs47l15_pin_chip = {
+	.n_pins = CS47L15_NUM_GPIOS,
+	.pin_groups = cs47l15_pin_groups,
+	.n_pin_groups = ARRAY_SIZE(cs47l15_pin_groups),
+};