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authorN, Harshapriya <harshapriya.n@intel.com>2017-11-27 15:38:53 -0800
committerMartin Roth <martinroth@google.com>2018-01-23 05:17:03 +0000
commitc14a99fedac6d054f958ab86bf68c8ae3966e9fe (patch)
tree1ede1e6ab14f1012640b172473cc48b08e5de207 /src/drivers/i2c/max98373/chip.h
parent6ad88274c906c4e579340d3ab68e55e511a3308a (diff)
drivers/i2c/max98373: Add driver for generating device in SSDT
Add a device driver to generate the device and required properties into the SSDT for max98373. TEST=verified SSDT contained relevant params BUG=None Change-Id: Id45f74e52855f4b19276e1d3d673d5448207ef4b Signed-off-by: Sathyanarayana Nujella <sathyanarayana.nujella@intel.com> Signed-off-by: N, Harshapriya <harshapriya.n@intel.com> Reviewed-on: https://review.coreboot.org/22673 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/drivers/i2c/max98373/chip.h')
-rw-r--r--src/drivers/i2c/max98373/chip.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/drivers/i2c/max98373/chip.h b/src/drivers/i2c/max98373/chip.h
new file mode 100644
index 0000000000..150998b83b
--- /dev/null
+++ b/src/drivers/i2c/max98373/chip.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2017 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/*
+ * Maxim MAX98373 audio codec devicetree bindings
+ */
+struct drivers_i2c_max98373_config {
+ /* I2C Bus Frequency in Hertz (default 400kHz) */
+ uint32_t bus_speed;
+ /* Set ‘1’ if I2S channel size is not 32bit. */
+ bool interleave_mode;
+ /* Identifier for chips */
+ uint32_t uid;
+ /* Device Description */
+ const char *desc;
+ /* ACPI Device Name */
+ const char *name;
+ /* slot number where voltage feedback will be received */
+ uint32_t vmon_slot_no;
+ /* slot number where current feedback will be received */
+ uint32_t imon_slot_no;
+};