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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/pinctrl/cirrus/pinctrl-cs47l15.c | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | drivers/pinctrl/cirrus/pinctrl-cs47l15.c | 40 |
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), +}; |