From 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Tue, 21 Feb 2023 18:24:12 -0800 Subject: Merge tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next Pull networking updates from Jakub Kicinski: "Core: - Add dedicated kmem_cache for typical/small skb->head, avoid having to access struct page at kfree time, and improve memory use. - Introduce sysctl to set default RPS configuration for new netdevs. - Define Netlink protocol specification format which can be used to describe messages used by each family and auto-generate parsers. Add tools for generating kernel data structures and uAPI headers. - Expose all net/core sysctls inside netns. - Remove 4s sleep in netpoll if carrier is instantly detected on boot. - Add configurable limit of MDB entries per port, and port-vlan. - Continue populating drop reasons throughout the stack. - Retire a handful of legacy Qdiscs and classifiers. Protocols: - Support IPv4 big TCP (TSO frames larger than 64kB). - Add IP_LOCAL_PORT_RANGE socket option, to control local port range on socket by socket basis. - Track and report in procfs number of MPTCP sockets used. - Support mixing IPv4 and IPv6 flows in the in-kernel MPTCP path manager. - IPv6: don't check net.ipv6.route.max_size and rely on garbage collection to free memory (similarly to IPv4). - Support Penultimate Segment Pop (PSP) flavor in SRv6 (RFC8986). - ICMP: add per-rate limit counters. - Add support for user scanning requests in ieee802154. - Remove static WEP support. - Support minimal Wi-Fi 7 Extremely High Throughput (EHT) rate reporting. - WiFi 7 EHT channel puncturing support (client & AP). BPF: - Add a rbtree data structure following the "next-gen data structure" precedent set by recently added linked list, that is, by using kfunc + kptr instead of adding a new BPF map type. - Expose XDP hints via kfuncs with initial support for RX hash and timestamp metadata. - Add BPF_F_NO_TUNNEL_KEY extension to bpf_skb_set_tunnel_key to better support decap on GRE tunnel devices not operating in collect metadata. - Improve x86 JIT's codegen for PROBE_MEM runtime error checks. - Remove the need for trace_printk_lock for bpf_trace_printk and bpf_trace_vprintk helpers. - Extend libbpf's bpf_tracing.h support for tracing arguments of kprobes/uprobes and syscall as a special case. - Significantly reduce the search time for module symbols by livepatch and BPF. - Enable cpumasks to be used as kptrs, which is useful for tracing programs tracking which tasks end up running on which CPUs in different time intervals. - Add support for BPF trampoline on s390x and riscv64. - Add capability to export the XDP features supported by the NIC. - Add __bpf_kfunc tag for marking kernel functions as kfuncs. - Add cgroup.memory=nobpf kernel parameter option to disable BPF memory accounting for container environments. Netfilter: - Remove the CLUSTERIP target. It has been marked as obsolete for years, and we still have WARN splats wrt races of the out-of-band /proc interface installed by this target. - Add 'destroy' commands to nf_tables. They are identical to the existing 'delete' commands, but do not return an error if the referenced object (set, chain, rule...) did not exist. Driver API: - Improve cpumask_local_spread() locality to help NICs set the right IRQ affinity on AMD platforms. - Separate C22 and C45 MDIO bus transactions more clearly. - Introduce new DCB table to control DSCP rewrite on egress. - Support configuration of Physical Layer Collision Avoidance (PLCA) Reconciliation Sublayer (RS) (802.3cg-2019). Modern version of shared medium Ethernet. - Support for MAC Merge layer (IEEE 802.3-2018 clause 99). Allowing preemption of low priority frames by high priority frames. - Add support for controlling MACSec offload using netlink SET. - Rework devlink instance refcounts to allow registration and de-registration under the instance lock. Split the code into multiple files, drop some of the unnecessarily granular locks and factor out common parts of netlink operation handling. - Add TX frame aggregation parameters (for USB drivers). - Add a new attr TCA_EXT_WARN_MSG to report TC (offload) warning messages with notifications for debug. - Allow offloading of UDP NEW connections via act_ct. - Add support for per action HW stats in TC. - Support hardware miss to TC action (continue processing in SW from a specific point in the action chain). - Warn if old Wireless Extension user space interface is used with modern cfg80211/mac80211 drivers. Do not support Wireless Extensions for Wi-Fi 7 devices at all. Everyone should switch to using nl80211 interface instead. - Improve the CAN bit timing configuration. Use extack to return error messages directly to user space, update the SJW handling, including the definition of a new default value that will benefit CAN-FD controllers, by increasing their oscillator tolerance. New hardware / drivers: - Ethernet: - nVidia BlueField-3 support (control traffic driver) - Ethernet support for imx93 SoCs - Motorcomm yt8531 gigabit Ethernet PHY - onsemi NCN26000 10BASE-T1S PHY (with support for PLCA) - Microchip LAN8841 PHY (incl. cable diagnostics and PTP) - Amlogic gxl MDIO mux - WiFi: - RealTek RTL8188EU (rtl8xxxu) - Qualcomm Wi-Fi 7 devices (ath12k) - CAN: - Renesas R-Car V4H Drivers: - Bluetooth: - Set Per Platform Antenna Gain (PPAG) for Intel controllers. - Ethernet NICs: - Intel (1G, igc): - support TSN / Qbv / packet scheduling features of i226 model - Intel (100G, ice): - use GNSS subsystem instead of TTY - multi-buffer XDP support - extend support for GPIO pins to E823 devices - nVidia/Mellanox: - update the shared buffer configuration on PFC commands - implement PTP adjphase function for HW offset control - TC support for Geneve and GRE with VF tunnel offload - more efficient crypto key management method - multi-port eswitch support - Netronome/Corigine: - add DCB IEEE support - support IPsec offloading for NFP3800 - Freescale/NXP (enetc): - support XDP_REDIRECT for XDP non-linear buffers - improve reconfig, avoid link flap and waiting for idle - support MAC Merge layer - Other NICs: - sfc/ef100: add basic devlink support for ef100 - ionic: rx_push mode operation (writing descriptors via MMIO) - bnxt: use the auxiliary bus abstraction for RDMA - r8169: disable ASPM and reset bus in case of tx timeout - cpsw: support QSGMII mode for J721e CPSW9G - cpts: support pulse-per-second output - ngbe: add an mdio bus driver - usbnet: optimize usbnet_bh() by avoiding unnecessary queuing - r8152: handle devices with FW with NCM support - amd-xgbe: support 10Mbps, 2.5GbE speeds and rx-adaptation - virtio-net: support multi buffer XDP - virtio/vsock: replace virtio_vsock_pkt with sk_buff - tsnep: XDP support - Ethernet high-speed switches: - nVidia/Mellanox (mlxsw): - add support for latency TLV (in FW control messages) - Microchip (sparx5): - separate explicit and implicit traffic forwarding rules, make the implicit rules always active - add support for egress DSCP rewrite - IS0 VCAP support (Ingress Classification) - IS2 VCAP filters (protos, L3 addrs, L4 ports, flags, ToS etc.) - ES2 VCAP support (Egress Access Control) - support for Per-Stream Filtering and Policing (802.1Q, 8.6.5.1) - Ethernet embedded switches: - Marvell (mv88e6xxx): - add MAB (port auth) offload support - enable PTP receive for mv88e6390 - NXP (ocelot): - support MAC Merge layer - support for the the vsc7512 internal copper phys - Microchip: - lan9303: convert to PHYLINK - lan966x: support TC flower filter statistics - lan937x: PTP support for KSZ9563/KSZ8563 and LAN937x - lan937x: support Credit Based Shaper configuration - ksz9477: support Energy Efficient Ethernet - other: - qca8k: convert to regmap read/write API, use bulk operations - rswitch: Improve TX timestamp accuracy - Intel WiFi (iwlwifi): - EHT (Wi-Fi 7) rate reporting - STEP equalizer support: transfer some STEP (connection to radio on platforms with integrated wifi) related parameters from the BIOS to the firmware. - Qualcomm 802.11ax WiFi (ath11k): - IPQ5018 support - Fine Timing Measurement (FTM) responder role support - channel 177 support - MediaTek WiFi (mt76): - per-PHY LED support - mt7996: EHT (Wi-Fi 7) support - Wireless Ethernet Dispatch (WED) reset support - switch to using page pool allocator - RealTek WiFi (rtw89): - support new version of Bluetooth co-existance - Mobile: - rmnet: support TX aggregation" * tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1872 commits) page_pool: add a comment explaining the fragment counter usage net: ethtool: fix __ethtool_dev_mm_supported() implementation ethtool: pse-pd: Fix double word in comments xsk: add linux/vmalloc.h to xsk.c sefltests: netdevsim: wait for devlink instance after netns removal selftest: fib_tests: Always cleanup before exit net/mlx5e: Align IPsec ASO result memory to be as required by hardware net/mlx5e: TC, Set CT miss to the specific ct action instance net/mlx5e: Rename CHAIN_TO_REG to MAPPED_OBJ_TO_REG net/mlx5: Refactor tc miss handling to a single function net/mlx5: Kconfig: Make tc offload depend on tc skb extension net/sched: flower: Support hardware miss to tc action net/sched: flower: Move filter handle initialization earlier net/sched: cls_api: Support hardware miss to tc action net/sched: Rename user cookie and act cookie sfc: fix builds without CONFIG_RTC_LIB sfc: clean up some inconsistent indentings net/mlx4_en: Introduce flexible array to silence overflow warning net: lan966x: Fix possible deadlock inside PTP net/ulp: Remove redundant ->clone() test in inet_clone_ulp(). ... --- sound/soc/codecs/max98088.c | 1800 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1800 insertions(+) create mode 100644 sound/soc/codecs/max98088.c (limited to 'sound/soc/codecs/max98088.c') diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c new file mode 100644 index 000000000..405ec16be --- /dev/null +++ b/sound/soc/codecs/max98088.c @@ -0,0 +1,1800 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * max98088.c -- MAX98088 ALSA SoC Audio driver + * + * Copyright 2010 Maxim Integrated Products + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "max98088.h" + +enum max98088_type { + MAX98088, + MAX98089, +}; + +struct max98088_cdata { + unsigned int rate; + unsigned int fmt; + int eq_sel; +}; + +struct max98088_priv { + struct regmap *regmap; + enum max98088_type devtype; + struct max98088_pdata *pdata; + struct clk *mclk; + unsigned char mclk_prescaler; + unsigned int sysclk; + struct max98088_cdata dai[2]; + int eq_textcnt; + const char **eq_texts; + struct soc_enum eq_enum; + u8 ina_state; + u8 inb_state; + unsigned int ex_mode; + unsigned int digmic; + unsigned int mic1pre; + unsigned int mic2pre; + unsigned int extmic_mode; +}; + +static const struct reg_default max98088_reg[] = { + { 0xf, 0x00 }, /* 0F interrupt enable */ + + { 0x10, 0x00 }, /* 10 master clock */ + { 0x11, 0x00 }, /* 11 DAI1 clock mode */ + { 0x12, 0x00 }, /* 12 DAI1 clock control */ + { 0x13, 0x00 }, /* 13 DAI1 clock control */ + { 0x14, 0x00 }, /* 14 DAI1 format */ + { 0x15, 0x00 }, /* 15 DAI1 clock */ + { 0x16, 0x00 }, /* 16 DAI1 config */ + { 0x17, 0x00 }, /* 17 DAI1 TDM */ + { 0x18, 0x00 }, /* 18 DAI1 filters */ + { 0x19, 0x00 }, /* 19 DAI2 clock mode */ + { 0x1a, 0x00 }, /* 1A DAI2 clock control */ + { 0x1b, 0x00 }, /* 1B DAI2 clock control */ + { 0x1c, 0x00 }, /* 1C DAI2 format */ + { 0x1d, 0x00 }, /* 1D DAI2 clock */ + { 0x1e, 0x00 }, /* 1E DAI2 config */ + { 0x1f, 0x00 }, /* 1F DAI2 TDM */ + + { 0x20, 0x00 }, /* 20 DAI2 filters */ + { 0x21, 0x00 }, /* 21 data config */ + { 0x22, 0x00 }, /* 22 DAC mixer */ + { 0x23, 0x00 }, /* 23 left ADC mixer */ + { 0x24, 0x00 }, /* 24 right ADC mixer */ + { 0x25, 0x00 }, /* 25 left HP mixer */ + { 0x26, 0x00 }, /* 26 right HP mixer */ + { 0x27, 0x00 }, /* 27 HP control */ + { 0x28, 0x00 }, /* 28 left REC mixer */ + { 0x29, 0x00 }, /* 29 right REC mixer */ + { 0x2a, 0x00 }, /* 2A REC control */ + { 0x2b, 0x00 }, /* 2B left SPK mixer */ + { 0x2c, 0x00 }, /* 2C right SPK mixer */ + { 0x2d, 0x00 }, /* 2D SPK control */ + { 0x2e, 0x00 }, /* 2E sidetone */ + { 0x2f, 0x00 }, /* 2F DAI1 playback level */ + + { 0x30, 0x00 }, /* 30 DAI1 playback level */ + { 0x31, 0x00 }, /* 31 DAI2 playback level */ + { 0x32, 0x00 }, /* 32 DAI2 playbakc level */ + { 0x33, 0x00 }, /* 33 left ADC level */ + { 0x34, 0x00 }, /* 34 right ADC level */ + { 0x35, 0x00 }, /* 35 MIC1 level */ + { 0x36, 0x00 }, /* 36 MIC2 level */ + { 0x37, 0x00 }, /* 37 INA level */ + { 0x38, 0x00 }, /* 38 INB level */ + { 0x39, 0x00 }, /* 39 left HP volume */ + { 0x3a, 0x00 }, /* 3A right HP volume */ + { 0x3b, 0x00 }, /* 3B left REC volume */ + { 0x3c, 0x00 }, /* 3C right REC volume */ + { 0x3d, 0x00 }, /* 3D left SPK volume */ + { 0x3e, 0x00 }, /* 3E right SPK volume */ + { 0x3f, 0x00 }, /* 3F MIC config */ + + { 0x40, 0x00 }, /* 40 MIC threshold */ + { 0x41, 0x00 }, /* 41 excursion limiter filter */ + { 0x42, 0x00 }, /* 42 excursion limiter threshold */ + { 0x43, 0x00 }, /* 43 ALC */ + { 0x44, 0x00 }, /* 44 power limiter threshold */ + { 0x45, 0x00 }, /* 45 power limiter config */ + { 0x46, 0x00 }, /* 46 distortion limiter config */ + { 0x47, 0x00 }, /* 47 audio input */ + { 0x48, 0x00 }, /* 48 microphone */ + { 0x49, 0x00 }, /* 49 level control */ + { 0x4a, 0x00 }, /* 4A bypass switches */ + { 0x4b, 0x00 }, /* 4B jack detect */ + { 0x4c, 0x00 }, /* 4C input enable */ + { 0x4d, 0x00 }, /* 4D output enable */ + { 0x4e, 0xF0 }, /* 4E bias control */ + { 0x4f, 0x00 }, /* 4F DAC power */ + + { 0x50, 0x0F }, /* 50 DAC power */ + { 0x51, 0x00 }, /* 51 system */ + { 0x52, 0x00 }, /* 52 DAI1 EQ1 */ + { 0x53, 0x00 }, /* 53 DAI1 EQ1 */ + { 0x54, 0x00 }, /* 54 DAI1 EQ1 */ + { 0x55, 0x00 }, /* 55 DAI1 EQ1 */ + { 0x56, 0x00 }, /* 56 DAI1 EQ1 */ + { 0x57, 0x00 }, /* 57 DAI1 EQ1 */ + { 0x58, 0x00 }, /* 58 DAI1 EQ1 */ + { 0x59, 0x00 }, /* 59 DAI1 EQ1 */ + { 0x5a, 0x00 }, /* 5A DAI1 EQ1 */ + { 0x5b, 0x00 }, /* 5B DAI1 EQ1 */ + { 0x5c, 0x00 }, /* 5C DAI1 EQ2 */ + { 0x5d, 0x00 }, /* 5D DAI1 EQ2 */ + { 0x5e, 0x00 }, /* 5E DAI1 EQ2 */ + { 0x5f, 0x00 }, /* 5F DAI1 EQ2 */ + + { 0x60, 0x00 }, /* 60 DAI1 EQ2 */ + { 0x61, 0x00 }, /* 61 DAI1 EQ2 */ + { 0x62, 0x00 }, /* 62 DAI1 EQ2 */ + { 0x63, 0x00 }, /* 63 DAI1 EQ2 */ + { 0x64, 0x00 }, /* 64 DAI1 EQ2 */ + { 0x65, 0x00 }, /* 65 DAI1 EQ2 */ + { 0x66, 0x00 }, /* 66 DAI1 EQ3 */ + { 0x67, 0x00 }, /* 67 DAI1 EQ3 */ + { 0x68, 0x00 }, /* 68 DAI1 EQ3 */ + { 0x69, 0x00 }, /* 69 DAI1 EQ3 */ + { 0x6a, 0x00 }, /* 6A DAI1 EQ3 */ + { 0x6b, 0x00 }, /* 6B DAI1 EQ3 */ + { 0x6c, 0x00 }, /* 6C DAI1 EQ3 */ + { 0x6d, 0x00 }, /* 6D DAI1 EQ3 */ + { 0x6e, 0x00 }, /* 6E DAI1 EQ3 */ + { 0x6f, 0x00 }, /* 6F DAI1 EQ3 */ + + { 0x70, 0x00 }, /* 70 DAI1 EQ4 */ + { 0x71, 0x00 }, /* 71 DAI1 EQ4 */ + { 0x72, 0x00 }, /* 72 DAI1 EQ4 */ + { 0x73, 0x00 }, /* 73 DAI1 EQ4 */ + { 0x74, 0x00 }, /* 74 DAI1 EQ4 */ + { 0x75, 0x00 }, /* 75 DAI1 EQ4 */ + { 0x76, 0x00 }, /* 76 DAI1 EQ4 */ + { 0x77, 0x00 }, /* 77 DAI1 EQ4 */ + { 0x78, 0x00 }, /* 78 DAI1 EQ4 */ + { 0x79, 0x00 }, /* 79 DAI1 EQ4 */ + { 0x7a, 0x00 }, /* 7A DAI1 EQ5 */ + { 0x7b, 0x00 }, /* 7B DAI1 EQ5 */ + { 0x7c, 0x00 }, /* 7C DAI1 EQ5 */ + { 0x7d, 0x00 }, /* 7D DAI1 EQ5 */ + { 0x7e, 0x00 }, /* 7E DAI1 EQ5 */ + { 0x7f, 0x00 }, /* 7F DAI1 EQ5 */ + + { 0x80, 0x00 }, /* 80 DAI1 EQ5 */ + { 0x81, 0x00 }, /* 81 DAI1 EQ5 */ + { 0x82, 0x00 }, /* 82 DAI1 EQ5 */ + { 0x83, 0x00 }, /* 83 DAI1 EQ5 */ + { 0x84, 0x00 }, /* 84 DAI2 EQ1 */ + { 0x85, 0x00 }, /* 85 DAI2 EQ1 */ + { 0x86, 0x00 }, /* 86 DAI2 EQ1 */ + { 0x87, 0x00 }, /* 87 DAI2 EQ1 */ + { 0x88, 0x00 }, /* 88 DAI2 EQ1 */ + { 0x89, 0x00 }, /* 89 DAI2 EQ1 */ + { 0x8a, 0x00 }, /* 8A DAI2 EQ1 */ + { 0x8b, 0x00 }, /* 8B DAI2 EQ1 */ + { 0x8c, 0x00 }, /* 8C DAI2 EQ1 */ + { 0x8d, 0x00 }, /* 8D DAI2 EQ1 */ + { 0x8e, 0x00 }, /* 8E DAI2 EQ2 */ + { 0x8f, 0x00 }, /* 8F DAI2 EQ2 */ + + { 0x90, 0x00 }, /* 90 DAI2 EQ2 */ + { 0x91, 0x00 }, /* 91 DAI2 EQ2 */ + { 0x92, 0x00 }, /* 92 DAI2 EQ2 */ + { 0x93, 0x00 }, /* 93 DAI2 EQ2 */ + { 0x94, 0x00 }, /* 94 DAI2 EQ2 */ + { 0x95, 0x00 }, /* 95 DAI2 EQ2 */ + { 0x96, 0x00 }, /* 96 DAI2 EQ2 */ + { 0x97, 0x00 }, /* 97 DAI2 EQ2 */ + { 0x98, 0x00 }, /* 98 DAI2 EQ3 */ + { 0x99, 0x00 }, /* 99 DAI2 EQ3 */ + { 0x9a, 0x00 }, /* 9A DAI2 EQ3 */ + { 0x9b, 0x00 }, /* 9B DAI2 EQ3 */ + { 0x9c, 0x00 }, /* 9C DAI2 EQ3 */ + { 0x9d, 0x00 }, /* 9D DAI2 EQ3 */ + { 0x9e, 0x00 }, /* 9E DAI2 EQ3 */ + { 0x9f, 0x00 }, /* 9F DAI2 EQ3 */ + + { 0xa0, 0x00 }, /* A0 DAI2 EQ3 */ + { 0xa1, 0x00 }, /* A1 DAI2 EQ3 */ + { 0xa2, 0x00 }, /* A2 DAI2 EQ4 */ + { 0xa3, 0x00 }, /* A3 DAI2 EQ4 */ + { 0xa4, 0x00 }, /* A4 DAI2 EQ4 */ + { 0xa5, 0x00 }, /* A5 DAI2 EQ4 */ + { 0xa6, 0x00 }, /* A6 DAI2 EQ4 */ + { 0xa7, 0x00 }, /* A7 DAI2 EQ4 */ + { 0xa8, 0x00 }, /* A8 DAI2 EQ4 */ + { 0xa9, 0x00 }, /* A9 DAI2 EQ4 */ + { 0xaa, 0x00 }, /* AA DAI2 EQ4 */ + { 0xab, 0x00 }, /* AB DAI2 EQ4 */ + { 0xac, 0x00 }, /* AC DAI2 EQ5 */ + { 0xad, 0x00 }, /* AD DAI2 EQ5 */ + { 0xae, 0x00 }, /* AE DAI2 EQ5 */ + { 0xaf, 0x00 }, /* AF DAI2 EQ5 */ + + { 0xb0, 0x00 }, /* B0 DAI2 EQ5 */ + { 0xb1, 0x00 }, /* B1 DAI2 EQ5 */ + { 0xb2, 0x00 }, /* B2 DAI2 EQ5 */ + { 0xb3, 0x00 }, /* B3 DAI2 EQ5 */ + { 0xb4, 0x00 }, /* B4 DAI2 EQ5 */ + { 0xb5, 0x00 }, /* B5 DAI2 EQ5 */ + { 0xb6, 0x00 }, /* B6 DAI1 biquad */ + { 0xb7, 0x00 }, /* B7 DAI1 biquad */ + { 0xb8 ,0x00 }, /* B8 DAI1 biquad */ + { 0xb9, 0x00 }, /* B9 DAI1 biquad */ + { 0xba, 0x00 }, /* BA DAI1 biquad */ + { 0xbb, 0x00 }, /* BB DAI1 biquad */ + { 0xbc, 0x00 }, /* BC DAI1 biquad */ + { 0xbd, 0x00 }, /* BD DAI1 biquad */ + { 0xbe, 0x00 }, /* BE DAI1 biquad */ + { 0xbf, 0x00 }, /* BF DAI1 biquad */ + + { 0xc0, 0x00 }, /* C0 DAI2 biquad */ + { 0xc1, 0x00 }, /* C1 DAI2 biquad */ + { 0xc2, 0x00 }, /* C2 DAI2 biquad */ + { 0xc3, 0x00 }, /* C3 DAI2 biquad */ + { 0xc4, 0x00 }, /* C4 DAI2 biquad */ + { 0xc5, 0x00 }, /* C5 DAI2 biquad */ + { 0xc6, 0x00 }, /* C6 DAI2 biquad */ + { 0xc7, 0x00 }, /* C7 DAI2 biquad */ + { 0xc8, 0x00 }, /* C8 DAI2 biquad */ + { 0xc9, 0x00 }, /* C9 DAI2 biquad */ +}; + +static bool max98088_readable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case M98088_REG_00_IRQ_STATUS ... 0xC9: + case M98088_REG_FF_REV_ID: + return true; + default: + return false; + } +} + +static bool max98088_writeable_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case M98088_REG_03_BATTERY_VOLTAGE ... 0xC9: + return true; + default: + return false; + } +} + +static bool max98088_volatile_register(struct device *dev, unsigned int reg) +{ + switch (reg) { + case M98088_REG_00_IRQ_STATUS ... M98088_REG_03_BATTERY_VOLTAGE: + case M98088_REG_FF_REV_ID: + return true; + default: + return false; + } +} + +static const struct regmap_config max98088_regmap = { + .reg_bits = 8, + .val_bits = 8, + + .readable_reg = max98088_readable_register, + .writeable_reg = max98088_writeable_register, + .volatile_reg = max98088_volatile_register, + .max_register = 0xff, + + .reg_defaults = max98088_reg, + .num_reg_defaults = ARRAY_SIZE(max98088_reg), + .cache_type = REGCACHE_RBTREE, +}; + +/* + * Load equalizer DSP coefficient configurations registers + */ +static void m98088_eq_band(struct snd_soc_component *component, unsigned int dai, + unsigned int band, u16 *coefs) +{ + unsigned int eq_reg; + unsigned int i; + + if (WARN_ON(band > 4) || + WARN_ON(dai > 1)) + return; + + /* Load the base register address */ + eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE; + + /* Add the band address offset, note adjustment for word address */ + eq_reg += band * (M98088_COEFS_PER_BAND << 1); + + /* Step through the registers and coefs */ + for (i = 0; i < M98088_COEFS_PER_BAND; i++) { + snd_soc_component_write(component, eq_reg++, M98088_BYTE1(coefs[i])); + snd_soc_component_write(component, eq_reg++, M98088_BYTE0(coefs[i])); + } +} + +/* + * Excursion limiter modes + */ +static const char *max98088_exmode_texts[] = { + "Off", "100Hz", "400Hz", "600Hz", "800Hz", "1000Hz", "200-400Hz", + "400-600Hz", "400-800Hz", +}; + +static const unsigned int max98088_exmode_values[] = { + 0x00, 0x43, 0x10, 0x20, 0x30, 0x40, 0x11, 0x22, 0x32 +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(max98088_exmode_enum, + M98088_REG_41_SPKDHP, 0, 127, + max98088_exmode_texts, + max98088_exmode_values); + +static const char *max98088_ex_thresh[] = { /* volts PP */ + "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"}; +static SOC_ENUM_SINGLE_DECL(max98088_ex_thresh_enum, + M98088_REG_42_SPKDHP_THRESH, 0, + max98088_ex_thresh); + +static const char *max98088_fltr_mode[] = {"Voice", "Music" }; +static SOC_ENUM_SINGLE_DECL(max98088_filter_mode_enum, + M98088_REG_18_DAI1_FILTERS, 7, + max98088_fltr_mode); + +static const char *max98088_extmic_text[] = { "None", "MIC1", "MIC2" }; + +static SOC_ENUM_SINGLE_DECL(max98088_extmic_enum, + M98088_REG_48_CFG_MIC, 0, + max98088_extmic_text); + +static const struct snd_kcontrol_new max98088_extmic_mux = + SOC_DAPM_ENUM("External MIC Mux", max98088_extmic_enum); + +static const char *max98088_dai1_fltr[] = { + "Off", "fc=258/fs=16k", "fc=500/fs=16k", + "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"}; +static SOC_ENUM_SINGLE_DECL(max98088_dai1_dac_filter_enum, + M98088_REG_18_DAI1_FILTERS, 0, + max98088_dai1_fltr); +static SOC_ENUM_SINGLE_DECL(max98088_dai1_adc_filter_enum, + M98088_REG_18_DAI1_FILTERS, 4, + max98088_dai1_fltr); + +static int max98088_mic1pre_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + unsigned int sel = ucontrol->value.integer.value[0]; + + max98088->mic1pre = sel; + snd_soc_component_update_bits(component, M98088_REG_35_LVL_MIC1, M98088_MICPRE_MASK, + (1+sel)<value.integer.value[0] = max98088->mic1pre; + return 0; +} + +static int max98088_mic2pre_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + unsigned int sel = ucontrol->value.integer.value[0]; + + max98088->mic2pre = sel; + snd_soc_component_update_bits(component, M98088_REG_36_LVL_MIC2, M98088_MICPRE_MASK, + (1+sel)<value.integer.value[0] = max98088->mic2pre; + return 0; +} + +static const DECLARE_TLV_DB_RANGE(max98088_micboost_tlv, + 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0), + 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0) +); + +static const DECLARE_TLV_DB_RANGE(max98088_hp_tlv, + 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0), + 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0), + 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0), + 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0), + 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0) +); + +static const DECLARE_TLV_DB_RANGE(max98088_spk_tlv, + 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0), + 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0), + 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0), + 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0), + 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0) +); + +static const struct snd_kcontrol_new max98088_snd_controls[] = { + + SOC_DOUBLE_R_TLV("Headphone Volume", M98088_REG_39_LVL_HP_L, + M98088_REG_3A_LVL_HP_R, 0, 31, 0, max98088_hp_tlv), + SOC_DOUBLE_R_TLV("Speaker Volume", M98088_REG_3D_LVL_SPK_L, + M98088_REG_3E_LVL_SPK_R, 0, 31, 0, max98088_spk_tlv), + SOC_DOUBLE_R_TLV("Receiver Volume", M98088_REG_3B_LVL_REC_L, + M98088_REG_3C_LVL_REC_R, 0, 31, 0, max98088_spk_tlv), + + SOC_DOUBLE_R("Headphone Switch", M98088_REG_39_LVL_HP_L, + M98088_REG_3A_LVL_HP_R, 7, 1, 1), + SOC_DOUBLE_R("Speaker Switch", M98088_REG_3D_LVL_SPK_L, + M98088_REG_3E_LVL_SPK_R, 7, 1, 1), + SOC_DOUBLE_R("Receiver Switch", M98088_REG_3B_LVL_REC_L, + M98088_REG_3C_LVL_REC_R, 7, 1, 1), + + SOC_SINGLE("MIC1 Volume", M98088_REG_35_LVL_MIC1, 0, 31, 1), + SOC_SINGLE("MIC2 Volume", M98088_REG_36_LVL_MIC2, 0, 31, 1), + + SOC_SINGLE_EXT_TLV("MIC1 Boost Volume", + M98088_REG_35_LVL_MIC1, 5, 2, 0, + max98088_mic1pre_get, max98088_mic1pre_set, + max98088_micboost_tlv), + SOC_SINGLE_EXT_TLV("MIC2 Boost Volume", + M98088_REG_36_LVL_MIC2, 5, 2, 0, + max98088_mic2pre_get, max98088_mic2pre_set, + max98088_micboost_tlv), + + SOC_SINGLE("Noise Gate Threshold", M98088_REG_40_MICAGC_THRESH, + 4, 15, 0), + + SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1), + SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1), + + SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0), + SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0), + + SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0), + SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0), + + SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0), + SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0), + + SOC_ENUM("EX Limiter Mode", max98088_exmode_enum), + SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum), + + SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum), + SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum), + SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum), + SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS, + 0, 1, 0), + + SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0), + SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0), + SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0), + SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0), + + SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG, + 4, 15, 0), + SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0), + SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0), + SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0), + + SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0), + SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0), +}; + +/* Left speaker mixer switch */ +static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0), +}; + +/* Right speaker mixer switch */ +static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0), +}; + +/* Left headphone mixer switch */ +static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0), +}; + +/* Right headphone mixer switch */ +static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0), +}; + +/* Left earpiece/receiver mixer switch */ +static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0), +}; + +/* Right earpiece/receiver mixer switch */ +static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = { + SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0), +}; + +/* Left ADC mixer switch */ +static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = { + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0), +}; + +/* Right ADC mixer switch */ +static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = { + SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0), + SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0), + SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0), + SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0), + SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0), + SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0), +}; + +static int max98088_mic_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + if (w->reg == M98088_REG_35_LVL_MIC1) { + snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK, + (1+max98088->mic1pre)<reg, M98088_MICPRE_MASK, + (1+max98088->mic2pre)<reg, M98088_MICPRE_MASK, 0); + break; + default: + return -EINVAL; + } + + return 0; +} + +/* + * The line inputs are 2-channel stereo inputs with the left + * and right channels sharing a common PGA power control signal. + */ +static int max98088_line_pga(struct snd_soc_dapm_widget *w, + int event, int line, u8 channel) +{ + struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + u8 *state; + + if (WARN_ON(!(channel == 1 || channel == 2))) + return -EINVAL; + + switch (line) { + case LINE_INA: + state = &max98088->ina_state; + break; + case LINE_INB: + state = &max98088->inb_state; + break; + default: + return -EINVAL; + } + + switch (event) { + case SND_SOC_DAPM_POST_PMU: + *state |= channel; + snd_soc_component_update_bits(component, w->reg, + (1 << w->shift), (1 << w->shift)); + break; + case SND_SOC_DAPM_POST_PMD: + *state &= ~channel; + if (*state == 0) { + snd_soc_component_update_bits(component, w->reg, + (1 << w->shift), 0); + } + break; + default: + return -EINVAL; + } + + return 0; +} + +static int max98088_pga_ina1_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + return max98088_line_pga(w, event, LINE_INA, 1); +} + +static int max98088_pga_ina2_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + return max98088_line_pga(w, event, LINE_INA, 2); +} + +static int max98088_pga_inb1_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + return max98088_line_pga(w, event, LINE_INB, 1); +} + +static int max98088_pga_inb2_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + return max98088_line_pga(w, event, LINE_INB, 2); +} + +static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = { + + SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0), + SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0), + + SND_SOC_DAPM_DAC("DACL1", "HiFi Playback", + M98088_REG_4D_PWR_EN_OUT, 1, 0), + SND_SOC_DAPM_DAC("DACR1", "HiFi Playback", + M98088_REG_4D_PWR_EN_OUT, 0, 0), + SND_SOC_DAPM_DAC("DACL2", "Aux Playback", + M98088_REG_4D_PWR_EN_OUT, 1, 0), + SND_SOC_DAPM_DAC("DACR2", "Aux Playback", + M98088_REG_4D_PWR_EN_OUT, 0, 0), + + SND_SOC_DAPM_PGA("HP Left Out", M98088_REG_4D_PWR_EN_OUT, + 7, 0, NULL, 0), + SND_SOC_DAPM_PGA("HP Right Out", M98088_REG_4D_PWR_EN_OUT, + 6, 0, NULL, 0), + + SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT, + 5, 0, NULL, 0), + SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT, + 4, 0, NULL, 0), + + SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT, + 3, 0, NULL, 0), + SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT, + 2, 0, NULL, 0), + + SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0, + &max98088_extmic_mux), + + SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0, + &max98088_left_hp_mixer_controls[0], + ARRAY_SIZE(max98088_left_hp_mixer_controls)), + + SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0, + &max98088_right_hp_mixer_controls[0], + ARRAY_SIZE(max98088_right_hp_mixer_controls)), + + SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0, + &max98088_left_speaker_mixer_controls[0], + ARRAY_SIZE(max98088_left_speaker_mixer_controls)), + + SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0, + &max98088_right_speaker_mixer_controls[0], + ARRAY_SIZE(max98088_right_speaker_mixer_controls)), + + SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0, + &max98088_left_rec_mixer_controls[0], + ARRAY_SIZE(max98088_left_rec_mixer_controls)), + + SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0, + &max98088_right_rec_mixer_controls[0], + ARRAY_SIZE(max98088_right_rec_mixer_controls)), + + SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0, + &max98088_left_ADC_mixer_controls[0], + ARRAY_SIZE(max98088_left_ADC_mixer_controls)), + + SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0, + &max98088_right_ADC_mixer_controls[0], + ARRAY_SIZE(max98088_right_ADC_mixer_controls)), + + SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1, + 5, 0, NULL, 0, max98088_mic_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2, + 5, 0, NULL, 0, max98088_mic_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN, + 7, 0, NULL, 0, max98088_pga_ina1_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN, + 7, 0, NULL, 0, max98088_pga_ina2_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN, + 6, 0, NULL, 0, max98088_pga_inb1_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN, + 6, 0, NULL, 0, max98088_pga_inb2_event, + SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0), + + SND_SOC_DAPM_OUTPUT("HPL"), + SND_SOC_DAPM_OUTPUT("HPR"), + SND_SOC_DAPM_OUTPUT("SPKL"), + SND_SOC_DAPM_OUTPUT("SPKR"), + SND_SOC_DAPM_OUTPUT("RECL"), + SND_SOC_DAPM_OUTPUT("RECR"), + + SND_SOC_DAPM_INPUT("MIC1"), + SND_SOC_DAPM_INPUT("MIC2"), + SND_SOC_DAPM_INPUT("INA1"), + SND_SOC_DAPM_INPUT("INA2"), + SND_SOC_DAPM_INPUT("INB1"), + SND_SOC_DAPM_INPUT("INB2"), +}; + +static const struct snd_soc_dapm_route max98088_audio_map[] = { + /* Left headphone output mixer */ + {"Left HP Mixer", "Left DAC1 Switch", "DACL1"}, + {"Left HP Mixer", "Left DAC2 Switch", "DACL2"}, + {"Left HP Mixer", "Right DAC1 Switch", "DACR1"}, + {"Left HP Mixer", "Right DAC2 Switch", "DACR2"}, + {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Left HP Mixer", "INA1 Switch", "INA1 Input"}, + {"Left HP Mixer", "INA2 Switch", "INA2 Input"}, + {"Left HP Mixer", "INB1 Switch", "INB1 Input"}, + {"Left HP Mixer", "INB2 Switch", "INB2 Input"}, + + /* Right headphone output mixer */ + {"Right HP Mixer", "Left DAC1 Switch", "DACL1"}, + {"Right HP Mixer", "Left DAC2 Switch", "DACL2" }, + {"Right HP Mixer", "Right DAC1 Switch", "DACR1"}, + {"Right HP Mixer", "Right DAC2 Switch", "DACR2"}, + {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Right HP Mixer", "INA1 Switch", "INA1 Input"}, + {"Right HP Mixer", "INA2 Switch", "INA2 Input"}, + {"Right HP Mixer", "INB1 Switch", "INB1 Input"}, + {"Right HP Mixer", "INB2 Switch", "INB2 Input"}, + + /* Left speaker output mixer */ + {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"}, + {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"}, + {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"}, + {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"}, + {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Left SPK Mixer", "INA1 Switch", "INA1 Input"}, + {"Left SPK Mixer", "INA2 Switch", "INA2 Input"}, + {"Left SPK Mixer", "INB1 Switch", "INB1 Input"}, + {"Left SPK Mixer", "INB2 Switch", "INB2 Input"}, + + /* Right speaker output mixer */ + {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"}, + {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"}, + {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"}, + {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"}, + {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Right SPK Mixer", "INA1 Switch", "INA1 Input"}, + {"Right SPK Mixer", "INA2 Switch", "INA2 Input"}, + {"Right SPK Mixer", "INB1 Switch", "INB1 Input"}, + {"Right SPK Mixer", "INB2 Switch", "INB2 Input"}, + + /* Earpiece/Receiver output mixer */ + {"Left REC Mixer", "Left DAC1 Switch", "DACL1"}, + {"Left REC Mixer", "Left DAC2 Switch", "DACL2"}, + {"Left REC Mixer", "Right DAC1 Switch", "DACR1"}, + {"Left REC Mixer", "Right DAC2 Switch", "DACR2"}, + {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Left REC Mixer", "INA1 Switch", "INA1 Input"}, + {"Left REC Mixer", "INA2 Switch", "INA2 Input"}, + {"Left REC Mixer", "INB1 Switch", "INB1 Input"}, + {"Left REC Mixer", "INB2 Switch", "INB2 Input"}, + + /* Earpiece/Receiver output mixer */ + {"Right REC Mixer", "Left DAC1 Switch", "DACL1"}, + {"Right REC Mixer", "Left DAC2 Switch", "DACL2"}, + {"Right REC Mixer", "Right DAC1 Switch", "DACR1"}, + {"Right REC Mixer", "Right DAC2 Switch", "DACR2"}, + {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Right REC Mixer", "INA1 Switch", "INA1 Input"}, + {"Right REC Mixer", "INA2 Switch", "INA2 Input"}, + {"Right REC Mixer", "INB1 Switch", "INB1 Input"}, + {"Right REC Mixer", "INB2 Switch", "INB2 Input"}, + + {"HP Left Out", NULL, "Left HP Mixer"}, + {"HP Right Out", NULL, "Right HP Mixer"}, + {"SPK Left Out", NULL, "Left SPK Mixer"}, + {"SPK Right Out", NULL, "Right SPK Mixer"}, + {"REC Left Out", NULL, "Left REC Mixer"}, + {"REC Right Out", NULL, "Right REC Mixer"}, + + {"HPL", NULL, "HP Left Out"}, + {"HPR", NULL, "HP Right Out"}, + {"SPKL", NULL, "SPK Left Out"}, + {"SPKR", NULL, "SPK Right Out"}, + {"RECL", NULL, "REC Left Out"}, + {"RECR", NULL, "REC Right Out"}, + + /* Left ADC input mixer */ + {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Left ADC Mixer", "INA1 Switch", "INA1 Input"}, + {"Left ADC Mixer", "INA2 Switch", "INA2 Input"}, + {"Left ADC Mixer", "INB1 Switch", "INB1 Input"}, + {"Left ADC Mixer", "INB2 Switch", "INB2 Input"}, + + /* Right ADC input mixer */ + {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"}, + {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"}, + {"Right ADC Mixer", "INA1 Switch", "INA1 Input"}, + {"Right ADC Mixer", "INA2 Switch", "INA2 Input"}, + {"Right ADC Mixer", "INB1 Switch", "INB1 Input"}, + {"Right ADC Mixer", "INB2 Switch", "INB2 Input"}, + + /* Inputs */ + {"ADCL", NULL, "Left ADC Mixer"}, + {"ADCR", NULL, "Right ADC Mixer"}, + {"INA1 Input", NULL, "INA1"}, + {"INA2 Input", NULL, "INA2"}, + {"INB1 Input", NULL, "INB1"}, + {"INB2 Input", NULL, "INB2"}, + {"MIC1 Input", NULL, "MIC1"}, + {"MIC2 Input", NULL, "MIC2"}, +}; + +/* codec mclk clock divider coefficients */ +static const struct { + u32 rate; + u8 sr; +} rate_table[] = { + {8000, 0x10}, + {11025, 0x20}, + {16000, 0x30}, + {22050, 0x40}, + {24000, 0x50}, + {32000, 0x60}, + {44100, 0x70}, + {48000, 0x80}, + {88200, 0x90}, + {96000, 0xA0}, +}; + +static inline int rate_value(int rate, u8 *value) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(rate_table); i++) { + if (rate_table[i].rate >= rate) { + *value = rate_table[i].sr; + return 0; + } + } + *value = rate_table[0].sr; + return -EINVAL; +} + +static int max98088_dai1_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct snd_soc_component *component = dai->component; + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_cdata *cdata; + unsigned long long ni; + unsigned int rate; + u8 regval; + + cdata = &max98088->dai[0]; + + rate = params_rate(params); + + switch (params_width(params)) { + case 16: + snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, + M98088_DAI_WS, 0); + break; + case 24: + snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, + M98088_DAI_WS, M98088_DAI_WS); + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); + + if (rate_value(rate, ®val)) + return -EINVAL; + + snd_soc_component_update_bits(component, M98088_REG_11_DAI1_CLKMODE, + M98088_CLKMODE_MASK, regval); + cdata->rate = rate; + + /* Configure NI when operating as master */ + if (snd_soc_component_read(component, M98088_REG_14_DAI1_FORMAT) + & M98088_DAI_MAS) { + unsigned long pclk; + + if (max98088->sysclk == 0) { + dev_err(component->dev, "Invalid system clock frequency\n"); + return -EINVAL; + } + ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) + * (unsigned long long int)rate; + pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler); + ni = DIV_ROUND_CLOSEST_ULL(ni, pclk); + snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI, + (ni >> 8) & 0x7F); + snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO, + ni & 0xFF); + } + + /* Update sample rate mode */ + if (rate < 50000) + snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS, + M98088_DAI_DHF, 0); + else + snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS, + M98088_DAI_DHF, M98088_DAI_DHF); + + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, + M98088_SHDNRUN); + + return 0; +} + +static int max98088_dai2_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct snd_soc_component *component = dai->component; + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_cdata *cdata; + unsigned long long ni; + unsigned int rate; + u8 regval; + + cdata = &max98088->dai[1]; + + rate = params_rate(params); + + switch (params_width(params)) { + case 16: + snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, + M98088_DAI_WS, 0); + break; + case 24: + snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, + M98088_DAI_WS, M98088_DAI_WS); + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); + + if (rate_value(rate, ®val)) + return -EINVAL; + + snd_soc_component_update_bits(component, M98088_REG_19_DAI2_CLKMODE, + M98088_CLKMODE_MASK, regval); + cdata->rate = rate; + + /* Configure NI when operating as master */ + if (snd_soc_component_read(component, M98088_REG_1C_DAI2_FORMAT) + & M98088_DAI_MAS) { + unsigned long pclk; + + if (max98088->sysclk == 0) { + dev_err(component->dev, "Invalid system clock frequency\n"); + return -EINVAL; + } + ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) + * (unsigned long long int)rate; + pclk = DIV_ROUND_CLOSEST(max98088->sysclk, max98088->mclk_prescaler); + ni = DIV_ROUND_CLOSEST_ULL(ni, pclk); + snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI, + (ni >> 8) & 0x7F); + snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO, + ni & 0xFF); + } + + /* Update sample rate mode */ + if (rate < 50000) + snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS, + M98088_DAI_DHF, 0); + else + snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS, + M98088_DAI_DHF, M98088_DAI_DHF); + + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, + M98088_SHDNRUN); + + return 0; +} + +static int max98088_dai_set_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct snd_soc_component *component = dai->component; + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + + /* Requested clock frequency is already setup */ + if (freq == max98088->sysclk) + return 0; + + if (!IS_ERR(max98088->mclk)) { + freq = clk_round_rate(max98088->mclk, freq); + clk_set_rate(max98088->mclk, freq); + } + + /* Setup clocks for slave mode, and using the PLL + * PSCLK = 0x01 (when master clk is 10MHz to 20MHz) + * 0x02 (when master clk is 20MHz to 30MHz).. + */ + if ((freq >= 10000000) && (freq < 20000000)) { + snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x10); + max98088->mclk_prescaler = 1; + } else if ((freq >= 20000000) && (freq < 30000000)) { + snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x20); + max98088->mclk_prescaler = 2; + } else { + dev_err(component->dev, "Invalid master clock frequency\n"); + return -EINVAL; + } + + if (snd_soc_component_read(component, M98088_REG_51_PWR_SYS) & M98088_SHDNRUN) { + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, + M98088_SHDNRUN, 0); + snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, + M98088_SHDNRUN, M98088_SHDNRUN); + } + + dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq); + + max98088->sysclk = freq; + return 0; +} + +static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai, + unsigned int fmt) +{ + struct snd_soc_component *component = codec_dai->component; + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_cdata *cdata; + u8 reg15val; + u8 reg14val = 0; + + cdata = &max98088->dai[0]; + + if (fmt != cdata->fmt) { + cdata->fmt = fmt; + + switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { + case SND_SOC_DAIFMT_CBC_CFC: + /* Consumer mode PLL */ + snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI, + 0x80); + snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO, + 0x00); + break; + case SND_SOC_DAIFMT_CBP_CFP: + /* Set to provider mode */ + reg14val |= M98088_DAI_MAS; + break; + default: + dev_err(component->dev, "Clock mode unsupported"); + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + reg14val |= M98088_DAI_DLY; + break; + case SND_SOC_DAIFMT_LEFT_J: + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_NB_IF: + reg14val |= M98088_DAI_WCI; + break; + case SND_SOC_DAIFMT_IB_NF: + reg14val |= M98088_DAI_BCI; + break; + case SND_SOC_DAIFMT_IB_IF: + reg14val |= M98088_DAI_BCI|M98088_DAI_WCI; + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, + M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | + M98088_DAI_WCI, reg14val); + + reg15val = M98088_DAI_BSEL64; + if (max98088->digmic) + reg15val |= M98088_DAI_OSR64; + snd_soc_component_write(component, M98088_REG_15_DAI1_CLOCK, reg15val); + } + + return 0; +} + +static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai, + unsigned int fmt) +{ + struct snd_soc_component *component = codec_dai->component; + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_cdata *cdata; + u8 reg1Cval = 0; + + cdata = &max98088->dai[1]; + + if (fmt != cdata->fmt) { + cdata->fmt = fmt; + + switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { + case SND_SOC_DAIFMT_CBC_CFC: + /* Consumer mode PLL */ + snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI, + 0x80); + snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO, + 0x00); + break; + case SND_SOC_DAIFMT_CBP_CFP: + /* Set to provider mode */ + reg1Cval |= M98088_DAI_MAS; + break; + default: + dev_err(component->dev, "Clock mode unsupported"); + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + reg1Cval |= M98088_DAI_DLY; + break; + case SND_SOC_DAIFMT_LEFT_J: + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_NB_IF: + reg1Cval |= M98088_DAI_WCI; + break; + case SND_SOC_DAIFMT_IB_NF: + reg1Cval |= M98088_DAI_BCI; + break; + case SND_SOC_DAIFMT_IB_IF: + reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI; + break; + default: + return -EINVAL; + } + + snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, + M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | + M98088_DAI_WCI, reg1Cval); + + snd_soc_component_write(component, M98088_REG_1D_DAI2_CLOCK, + M98088_DAI_BSEL64); + } + + return 0; +} + +static int max98088_dai1_mute(struct snd_soc_dai *codec_dai, int mute, + int direction) +{ + struct snd_soc_component *component = codec_dai->component; + int reg; + + if (mute) + reg = M98088_DAI_MUTE; + else + reg = 0; + + snd_soc_component_update_bits(component, M98088_REG_2F_LVL_DAI1_PLAY, + M98088_DAI_MUTE_MASK, reg); + return 0; +} + +static int max98088_dai2_mute(struct snd_soc_dai *codec_dai, int mute, + int direction) +{ + struct snd_soc_component *component = codec_dai->component; + int reg; + + if (mute) + reg = M98088_DAI_MUTE; + else + reg = 0; + + snd_soc_component_update_bits(component, M98088_REG_31_LVL_DAI2_PLAY, + M98088_DAI_MUTE_MASK, reg); + return 0; +} + +static int max98088_set_bias_level(struct snd_soc_component *component, + enum snd_soc_bias_level level) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + + switch (level) { + case SND_SOC_BIAS_ON: + break; + + case SND_SOC_BIAS_PREPARE: + /* + * SND_SOC_BIAS_PREPARE is called while preparing for a + * transition to ON or away from ON. If current bias_level + * is SND_SOC_BIAS_ON, then it is preparing for a transition + * away from ON. Disable the clock in that case, otherwise + * enable it. + */ + if (!IS_ERR(max98088->mclk)) { + if (snd_soc_component_get_bias_level(component) == + SND_SOC_BIAS_ON) + clk_disable_unprepare(max98088->mclk); + else + clk_prepare_enable(max98088->mclk); + } + break; + + case SND_SOC_BIAS_STANDBY: + if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) + regcache_sync(max98088->regmap); + + snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN, + M98088_MBEN, M98088_MBEN); + break; + + case SND_SOC_BIAS_OFF: + snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN, + M98088_MBEN, 0); + regcache_mark_dirty(max98088->regmap); + break; + } + return 0; +} + +#define MAX98088_RATES SNDRV_PCM_RATE_8000_96000 +#define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) + +static const struct snd_soc_dai_ops max98088_dai1_ops = { + .set_sysclk = max98088_dai_set_sysclk, + .set_fmt = max98088_dai1_set_fmt, + .hw_params = max98088_dai1_hw_params, + .mute_stream = max98088_dai1_mute, + .no_capture_mute = 1, +}; + +static const struct snd_soc_dai_ops max98088_dai2_ops = { + .set_sysclk = max98088_dai_set_sysclk, + .set_fmt = max98088_dai2_set_fmt, + .hw_params = max98088_dai2_hw_params, + .mute_stream = max98088_dai2_mute, + .no_capture_mute = 1, +}; + +static struct snd_soc_dai_driver max98088_dai[] = { +{ + .name = "HiFi", + .playback = { + .stream_name = "HiFi Playback", + .channels_min = 1, + .channels_max = 2, + .rates = MAX98088_RATES, + .formats = MAX98088_FORMATS, + }, + .capture = { + .stream_name = "HiFi Capture", + .channels_min = 1, + .channels_max = 2, + .rates = MAX98088_RATES, + .formats = MAX98088_FORMATS, + }, + .ops = &max98088_dai1_ops, +}, +{ + .name = "Aux", + .playback = { + .stream_name = "Aux Playback", + .channels_min = 1, + .channels_max = 2, + .rates = MAX98088_RATES, + .formats = MAX98088_FORMATS, + }, + .ops = &max98088_dai2_ops, +} +}; + +static const char *eq_mode_name[] = {"EQ1 Mode", "EQ2 Mode"}; + +static int max98088_get_channel(struct snd_soc_component *component, const char *name) +{ + int ret; + + ret = match_string(eq_mode_name, ARRAY_SIZE(eq_mode_name), name); + if (ret < 0) + dev_err(component->dev, "Bad EQ channel name '%s'\n", name); + return ret; +} + +static void max98088_setup_eq1(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_pdata *pdata = max98088->pdata; + struct max98088_eq_cfg *coef_set; + int best, best_val, save, i, sel, fs; + struct max98088_cdata *cdata; + + cdata = &max98088->dai[0]; + + if (!pdata || !max98088->eq_textcnt) + return; + + /* Find the selected configuration with nearest sample rate */ + fs = cdata->rate; + sel = cdata->eq_sel; + + best = 0; + best_val = INT_MAX; + for (i = 0; i < pdata->eq_cfgcnt; i++) { + if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && + abs(pdata->eq_cfg[i].rate - fs) < best_val) { + best = i; + best_val = abs(pdata->eq_cfg[i].rate - fs); + } + } + + dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n", + pdata->eq_cfg[best].name, + pdata->eq_cfg[best].rate, fs); + + /* Disable EQ while configuring, and save current on/off state */ + save = snd_soc_component_read(component, M98088_REG_49_CFG_LEVEL); + snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0); + + coef_set = &pdata->eq_cfg[sel]; + + m98088_eq_band(component, 0, 0, coef_set->band1); + m98088_eq_band(component, 0, 1, coef_set->band2); + m98088_eq_band(component, 0, 2, coef_set->band3); + m98088_eq_band(component, 0, 3, coef_set->band4); + m98088_eq_band(component, 0, 4, coef_set->band5); + + /* Restore the original on/off state */ + snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save); +} + +static void max98088_setup_eq2(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_pdata *pdata = max98088->pdata; + struct max98088_eq_cfg *coef_set; + int best, best_val, save, i, sel, fs; + struct max98088_cdata *cdata; + + cdata = &max98088->dai[1]; + + if (!pdata || !max98088->eq_textcnt) + return; + + /* Find the selected configuration with nearest sample rate */ + fs = cdata->rate; + + sel = cdata->eq_sel; + best = 0; + best_val = INT_MAX; + for (i = 0; i < pdata->eq_cfgcnt; i++) { + if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && + abs(pdata->eq_cfg[i].rate - fs) < best_val) { + best = i; + best_val = abs(pdata->eq_cfg[i].rate - fs); + } + } + + dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n", + pdata->eq_cfg[best].name, + pdata->eq_cfg[best].rate, fs); + + /* Disable EQ while configuring, and save current on/off state */ + save = snd_soc_component_read(component, M98088_REG_49_CFG_LEVEL); + snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0); + + coef_set = &pdata->eq_cfg[sel]; + + m98088_eq_band(component, 1, 0, coef_set->band1); + m98088_eq_band(component, 1, 1, coef_set->band2); + m98088_eq_band(component, 1, 2, coef_set->band3); + m98088_eq_band(component, 1, 3, coef_set->band4); + m98088_eq_band(component, 1, 4, coef_set->band5); + + /* Restore the original on/off state */ + snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, + save); +} + +static int max98088_put_eq_enum(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_pdata *pdata = max98088->pdata; + int channel = max98088_get_channel(component, kcontrol->id.name); + struct max98088_cdata *cdata; + int sel = ucontrol->value.enumerated.item[0]; + + if (channel < 0) + return channel; + + cdata = &max98088->dai[channel]; + + if (sel >= pdata->eq_cfgcnt) + return -EINVAL; + + cdata->eq_sel = sel; + + switch (channel) { + case 0: + max98088_setup_eq1(component); + break; + case 1: + max98088_setup_eq2(component); + break; + } + + return 0; +} + +static int max98088_get_eq_enum(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + int channel = max98088_get_channel(component, kcontrol->id.name); + struct max98088_cdata *cdata; + + if (channel < 0) + return channel; + + cdata = &max98088->dai[channel]; + ucontrol->value.enumerated.item[0] = cdata->eq_sel; + return 0; +} + +static void max98088_handle_eq_pdata(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_pdata *pdata = max98088->pdata; + struct max98088_eq_cfg *cfg; + unsigned int cfgcnt; + int i, j; + const char **t; + int ret; + struct snd_kcontrol_new controls[] = { + SOC_ENUM_EXT((char *)eq_mode_name[0], + max98088->eq_enum, + max98088_get_eq_enum, + max98088_put_eq_enum), + SOC_ENUM_EXT((char *)eq_mode_name[1], + max98088->eq_enum, + max98088_get_eq_enum, + max98088_put_eq_enum), + }; + BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(eq_mode_name)); + + cfg = pdata->eq_cfg; + cfgcnt = pdata->eq_cfgcnt; + + /* Setup an array of texts for the equalizer enum. + * This is based on Mark Brown's equalizer driver code. + */ + max98088->eq_textcnt = 0; + max98088->eq_texts = NULL; + for (i = 0; i < cfgcnt; i++) { + for (j = 0; j < max98088->eq_textcnt; j++) { + if (strcmp(cfg[i].name, max98088->eq_texts[j]) == 0) + break; + } + + if (j != max98088->eq_textcnt) + continue; + + /* Expand the array */ + t = krealloc(max98088->eq_texts, + sizeof(char *) * (max98088->eq_textcnt + 1), + GFP_KERNEL); + if (t == NULL) + continue; + + /* Store the new entry */ + t[max98088->eq_textcnt] = cfg[i].name; + max98088->eq_textcnt++; + max98088->eq_texts = t; + } + + /* Now point the soc_enum to .texts array items */ + max98088->eq_enum.texts = max98088->eq_texts; + max98088->eq_enum.items = max98088->eq_textcnt; + + ret = snd_soc_add_component_controls(component, controls, ARRAY_SIZE(controls)); + if (ret != 0) + dev_err(component->dev, "Failed to add EQ control: %d\n", ret); +} + +static void max98088_handle_pdata(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_pdata *pdata = max98088->pdata; + u8 regval = 0; + + if (!pdata) { + dev_dbg(component->dev, "No platform data\n"); + return; + } + + /* Configure mic for analog/digital mic mode */ + if (pdata->digmic_left_mode) + regval |= M98088_DIGMIC_L; + + if (pdata->digmic_right_mode) + regval |= M98088_DIGMIC_R; + + max98088->digmic = (regval ? 1 : 0); + + snd_soc_component_write(component, M98088_REG_48_CFG_MIC, regval); + + /* Configure receiver output */ + regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0); + snd_soc_component_update_bits(component, M98088_REG_2A_MIC_REC_CNTL, + M98088_REC_LINEMODE_MASK, regval); + + /* Configure equalizers */ + if (pdata->eq_cfgcnt) + max98088_handle_eq_pdata(component); +} + +static int max98088_probe(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + struct max98088_cdata *cdata; + int ret = 0; + + regcache_mark_dirty(max98088->regmap); + + /* initialize private data */ + + max98088->sysclk = (unsigned)-1; + max98088->eq_textcnt = 0; + + cdata = &max98088->dai[0]; + cdata->rate = (unsigned)-1; + cdata->fmt = (unsigned)-1; + cdata->eq_sel = 0; + + cdata = &max98088->dai[1]; + cdata->rate = (unsigned)-1; + cdata->fmt = (unsigned)-1; + cdata->eq_sel = 0; + + max98088->ina_state = 0; + max98088->inb_state = 0; + max98088->ex_mode = 0; + max98088->digmic = 0; + max98088->mic1pre = 0; + max98088->mic2pre = 0; + + ret = snd_soc_component_read(component, M98088_REG_FF_REV_ID); + if (ret < 0) { + dev_err(component->dev, "Failed to read device revision: %d\n", + ret); + goto err_access; + } + dev_info(component->dev, "revision %c\n", ret - 0x40 + 'A'); + + snd_soc_component_write(component, M98088_REG_51_PWR_SYS, M98088_PWRSV); + + snd_soc_component_write(component, M98088_REG_0F_IRQ_ENABLE, 0x00); + + snd_soc_component_write(component, M98088_REG_22_MIX_DAC, + M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL| + M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR); + + snd_soc_component_write(component, M98088_REG_4E_BIAS_CNTL, 0xF0); + snd_soc_component_write(component, M98088_REG_50_DAC_BIAS2, 0x0F); + + snd_soc_component_write(component, M98088_REG_16_DAI1_IOCFG, + M98088_S1NORMAL|M98088_SDATA); + + snd_soc_component_write(component, M98088_REG_1E_DAI2_IOCFG, + M98088_S2NORMAL|M98088_SDATA); + + max98088_handle_pdata(component); + +err_access: + return ret; +} + +static void max98088_remove(struct snd_soc_component *component) +{ + struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); + + kfree(max98088->eq_texts); +} + +static const struct snd_soc_component_driver soc_component_dev_max98088 = { + .probe = max98088_probe, + .remove = max98088_remove, + .set_bias_level = max98088_set_bias_level, + .controls = max98088_snd_controls, + .num_controls = ARRAY_SIZE(max98088_snd_controls), + .dapm_widgets = max98088_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(max98088_dapm_widgets), + .dapm_routes = max98088_audio_map, + .num_dapm_routes = ARRAY_SIZE(max98088_audio_map), + .suspend_bias_off = 1, + .idle_bias_on = 1, + .use_pmdown_time = 1, + .endianness = 1, +}; + +static const struct i2c_device_id max98088_i2c_id[] = { + { "max98088", MAX98088 }, + { "max98089", MAX98089 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, max98088_i2c_id); + +static int max98088_i2c_probe(struct i2c_client *i2c) +{ + struct max98088_priv *max98088; + const struct i2c_device_id *id; + + max98088 = devm_kzalloc(&i2c->dev, sizeof(struct max98088_priv), + GFP_KERNEL); + if (max98088 == NULL) + return -ENOMEM; + + max98088->regmap = devm_regmap_init_i2c(i2c, &max98088_regmap); + if (IS_ERR(max98088->regmap)) + return PTR_ERR(max98088->regmap); + + max98088->mclk = devm_clk_get(&i2c->dev, "mclk"); + if (IS_ERR(max98088->mclk)) + if (PTR_ERR(max98088->mclk) == -EPROBE_DEFER) + return PTR_ERR(max98088->mclk); + + id = i2c_match_id(max98088_i2c_id, i2c); + max98088->devtype = id->driver_data; + + i2c_set_clientdata(i2c, max98088); + max98088->pdata = i2c->dev.platform_data; + + return devm_snd_soc_register_component(&i2c->dev, &soc_component_dev_max98088, + &max98088_dai[0], 2); +} + +#if defined(CONFIG_OF) +static const struct of_device_id max98088_of_match[] = { + { .compatible = "maxim,max98088" }, + { .compatible = "maxim,max98089" }, + { } +}; +MODULE_DEVICE_TABLE(of, max98088_of_match); +#endif + +static struct i2c_driver max98088_i2c_driver = { + .driver = { + .name = "max98088", + .of_match_table = of_match_ptr(max98088_of_match), + }, + .probe_new = max98088_i2c_probe, + .id_table = max98088_i2c_id, +}; + +module_i2c_driver(max98088_i2c_driver); + +MODULE_DESCRIPTION("ALSA SoC MAX98088 driver"); +MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin"); +MODULE_LICENSE("GPL"); -- cgit v1.2.3