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authorBrian Austin <brian.austin@cirrus.com>2017-03-06 08:07:59 -0600
committerMark Brown <broonie@kernel.org>2017-03-07 13:29:33 +0100
commit6387f866a2ccbf393ed5ffe7e2754eb5d0781441 (patch)
treece4a8dbdfe2db58490a0d4eb3ff97608afc6c10d /include/sound
parentc1ae3cfa0e89fa1a7ecc4c99031f5e9ae99d9201 (diff)
downloadlinux-6387f866a2ccbf393ed5ffe7e2754eb5d0781441.tar.bz2
ASoC: Add support for Cirrus Logic CS35L35 Amplifier
This patch adds support for the Cirrus Logic CS35L35 9V Boosted Amplifier Signed-off-by: Brian Austin <brian.austin@cirrus.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/cs35l35.h103
1 files changed, 103 insertions, 0 deletions
diff --git a/include/sound/cs35l35.h b/include/sound/cs35l35.h
new file mode 100644
index 000000000000..de92e452bf93
--- /dev/null
+++ b/include/sound/cs35l35.h
@@ -0,0 +1,103 @@
+/*
+ * linux/sound/cs35l35.h -- Platform data for CS35l35
+ *
+ * Copyright (c) 2016 Cirrus Logic Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __CS35L35_H
+#define __CS35L35_H
+
+struct classh_cfg {
+ /*
+ * Class H Algorithm Control Variables
+ * You can either have it done
+ * automatically or you can adjust
+ * these variables for tuning
+ *
+ * if you do not enable the internal algorithm
+ * you will get a set of mixer controls for
+ * Class H tuning
+ *
+ * Section 4.3 of the datasheet
+ */
+ bool classh_bst_override;
+ bool classh_algo_enable;
+ int classh_bst_max_limit;
+ int classh_mem_depth;
+ int classh_release_rate;
+ int classh_headroom;
+ int classh_wk_fet_disable;
+ int classh_wk_fet_delay;
+ int classh_wk_fet_thld;
+ int classh_vpch_auto;
+ int classh_vpch_rate;
+ int classh_vpch_man;
+};
+
+struct monitor_cfg {
+ /*
+ * Signal Monitor Data
+ * highly configurable signal monitoring
+ * data positioning and different types of
+ * monitoring data.
+ *
+ * Section 4.8.2 - 4.8.4 of the datasheet
+ */
+ bool is_present;
+ bool imon_specs;
+ bool vmon_specs;
+ bool vpmon_specs;
+ bool vbstmon_specs;
+ bool vpbrstat_specs;
+ bool zerofill_specs;
+ u8 imon_dpth;
+ u8 imon_loc;
+ u8 imon_frm;
+ u8 vmon_dpth;
+ u8 vmon_loc;
+ u8 vmon_frm;
+ u8 vpmon_dpth;
+ u8 vpmon_loc;
+ u8 vpmon_frm;
+ u8 vbstmon_dpth;
+ u8 vbstmon_loc;
+ u8 vbstmon_frm;
+ u8 vpbrstat_dpth;
+ u8 vpbrstat_loc;
+ u8 vpbrstat_frm;
+ u8 zerofill_dpth;
+ u8 zerofill_loc;
+ u8 zerofill_frm;
+};
+
+struct cs35l35_platform_data {
+
+ /* Stereo (2 Device) */
+ bool stereo;
+ /* serial port drive strength */
+ int sp_drv_str;
+ /* Boost Power Down with FET */
+ bool bst_pdn_fet_on;
+ /* Boost Voltage : used if ClassH Algo Enabled */
+ int bst_vctl;
+ /* Boost Converter Peak Current CTRL */
+ int bst_ipk;
+ /* Amp Gain Zero Cross */
+ bool gain_zc;
+ /* Audio Input Location */
+ int aud_channel;
+ /* Advisory Input Location */
+ int adv_channel;
+ /* Shared Boost for stereo */
+ bool shared_bst;
+ /* ClassH Algorithm */
+ struct classh_cfg classh_algo;
+ /* Monitor Config */
+ struct monitor_cfg mon_cfg;
+};
+
+#endif /* __CS35L35_H */