ASoC: Convert WM9090 to use regmap directly
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown
Родитель
008f8d4f99
Коммит
ec2c0fec11
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@ -25,6 +25,7 @@
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#include <linux/device.h>
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#include <linux/i2c.h>
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#include <linux/delay.h>
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#include <linux/regmap.h>
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#include <linux/slab.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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@ -33,116 +34,51 @@
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#include "wm9090.h"
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static const u16 wm9090_reg_defaults[] = {
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0x9093, /* R0 - Software Reset */
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0x0006, /* R1 - Power Management (1) */
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0x6000, /* R2 - Power Management (2) */
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0x0000, /* R3 - Power Management (3) */
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0x0000, /* R4 */
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0x0000, /* R5 */
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0x01C0, /* R6 - Clocking 1 */
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0x0000, /* R7 */
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0x0000, /* R8 */
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0x0000, /* R9 */
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0x0000, /* R10 */
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0x0000, /* R11 */
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0x0000, /* R12 */
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0x0000, /* R13 */
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0x0000, /* R14 */
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0x0000, /* R15 */
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0x0000, /* R16 */
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0x0000, /* R17 */
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0x0000, /* R18 */
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0x0000, /* R19 */
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0x0000, /* R20 */
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0x0000, /* R21 */
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0x0003, /* R22 - IN1 Line Control */
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0x0003, /* R23 - IN2 Line Control */
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0x0083, /* R24 - IN1 Line Input A Volume */
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0x0083, /* R25 - IN1 Line Input B Volume */
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0x0083, /* R26 - IN2 Line Input A Volume */
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0x0083, /* R27 - IN2 Line Input B Volume */
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0x002D, /* R28 - Left Output Volume */
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0x002D, /* R29 - Right Output Volume */
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0x0000, /* R30 */
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0x0000, /* R31 */
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0x0000, /* R32 */
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0x0000, /* R33 */
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0x0100, /* R34 - SPKMIXL Attenuation */
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0x0000, /* R35 */
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0x0010, /* R36 - SPKOUT Mixers */
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0x0140, /* R37 - ClassD3 */
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0x0039, /* R38 - Speaker Volume Left */
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0x0000, /* R39 */
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0x0000, /* R40 */
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0x0000, /* R41 */
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0x0000, /* R42 */
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0x0000, /* R43 */
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0x0000, /* R44 */
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0x0000, /* R45 - Output Mixer1 */
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0x0000, /* R46 - Output Mixer2 */
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0x0100, /* R47 - Output Mixer3 */
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0x0100, /* R48 - Output Mixer4 */
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0x0000, /* R49 */
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0x0000, /* R50 */
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0x0000, /* R51 */
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0x0000, /* R52 */
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0x0000, /* R53 */
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0x0000, /* R54 - Speaker Mixer */
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0x0000, /* R55 */
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0x0000, /* R56 */
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0x000D, /* R57 - AntiPOP2 */
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0x0000, /* R58 */
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0x0000, /* R59 */
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0x0000, /* R60 */
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0x0000, /* R61 */
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0x0000, /* R62 */
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0x0000, /* R63 */
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0x0000, /* R64 */
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0x0000, /* R65 */
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0x0000, /* R66 */
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0x0000, /* R67 */
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0x0000, /* R68 */
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0x0000, /* R69 */
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0x0000, /* R70 - Write Sequencer 0 */
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0x0000, /* R71 - Write Sequencer 1 */
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0x0000, /* R72 - Write Sequencer 2 */
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0x0000, /* R73 - Write Sequencer 3 */
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0x0000, /* R74 - Write Sequencer 4 */
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0x0000, /* R75 - Write Sequencer 5 */
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0x1F25, /* R76 - Charge Pump 1 */
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0x0000, /* R77 */
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0x0000, /* R78 */
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0x0000, /* R79 */
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0x0000, /* R80 */
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0x0000, /* R81 */
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0x0000, /* R82 */
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0x0000, /* R83 */
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0x0000, /* R84 - DC Servo 0 */
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0x054A, /* R85 - DC Servo 1 */
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0x0000, /* R86 */
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0x0000, /* R87 - DC Servo 3 */
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0x0000, /* R88 - DC Servo Readback 0 */
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0x0000, /* R89 - DC Servo Readback 1 */
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0x0000, /* R90 - DC Servo Readback 2 */
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0x0000, /* R91 */
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0x0000, /* R92 */
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0x0000, /* R93 */
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0x0000, /* R94 */
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0x0000, /* R95 */
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0x0100, /* R96 - Analogue HP 0 */
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0x0000, /* R97 */
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0x8640, /* R98 - AGC Control 0 */
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0xC000, /* R99 - AGC Control 1 */
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0x0200, /* R100 - AGC Control 2 */
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static const struct reg_default wm9090_reg_defaults[] = {
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{ 1, 0x0006 }, /* R1 - Power Management (1) */
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{ 2, 0x6000 }, /* R2 - Power Management (2) */
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{ 3, 0x0000 }, /* R3 - Power Management (3) */
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{ 6, 0x01C0 }, /* R6 - Clocking 1 */
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{ 22, 0x0003 }, /* R22 - IN1 Line Control */
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{ 23, 0x0003 }, /* R23 - IN2 Line Control */
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{ 24, 0x0083 }, /* R24 - IN1 Line Input A Volume */
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{ 25, 0x0083 }, /* R25 - IN1 Line Input B Volume */
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{ 26, 0x0083 }, /* R26 - IN2 Line Input A Volume */
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{ 27, 0x0083 }, /* R27 - IN2 Line Input B Volume */
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{ 28, 0x002D }, /* R28 - Left Output Volume */
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{ 29, 0x002D }, /* R29 - Right Output Volume */
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{ 34, 0x0100 }, /* R34 - SPKMIXL Attenuation */
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{ 35, 0x0010 }, /* R36 - SPKOUT Mixers */
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{ 37, 0x0140 }, /* R37 - ClassD3 */
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{ 38, 0x0039 }, /* R38 - Speaker Volume Left */
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{ 45, 0x0000 }, /* R45 - Output Mixer1 */
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{ 46, 0x0000 }, /* R46 - Output Mixer2 */
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{ 47, 0x0100 }, /* R47 - Output Mixer3 */
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{ 48, 0x0100 }, /* R48 - Output Mixer4 */
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{ 54, 0x0000 }, /* R54 - Speaker Mixer */
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{ 57, 0x000D }, /* R57 - AntiPOP2 */
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{ 70, 0x0000 }, /* R70 - Write Sequencer 0 */
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{ 71, 0x0000 }, /* R71 - Write Sequencer 1 */
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{ 72, 0x0000 }, /* R72 - Write Sequencer 2 */
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{ 73, 0x0000 }, /* R73 - Write Sequencer 3 */
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{ 74, 0x0000 }, /* R74 - Write Sequencer 4 */
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{ 75, 0x0000 }, /* R75 - Write Sequencer 5 */
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{ 76, 0x1F25 }, /* R76 - Charge Pump 1 */
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{ 85, 0x054A }, /* R85 - DC Servo 1 */
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{ 87, 0x0000 }, /* R87 - DC Servo 3 */
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{ 96, 0x0100 }, /* R96 - Analogue HP 0 */
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{ 98, 0x8640 }, /* R98 - AGC Control 0 */
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{ 99, 0xC000 }, /* R99 - AGC Control 1 */
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{ 100, 0x0200 }, /* R100 - AGC Control 2 */
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};
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/* This struct is used to save the context */
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struct wm9090_priv {
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struct wm9090_platform_data pdata;
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struct regmap *regmap;
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};
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static int wm9090_volatile(struct snd_soc_codec *codec, unsigned int reg)
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static bool wm9090_volatile(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case WM9090_SOFTWARE_RESET:
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@ -150,10 +86,60 @@ static int wm9090_volatile(struct snd_soc_codec *codec, unsigned int reg)
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case WM9090_DC_SERVO_READBACK_0:
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case WM9090_DC_SERVO_READBACK_1:
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case WM9090_DC_SERVO_READBACK_2:
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return 1;
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return true;
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default:
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return 0;
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return false;
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}
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}
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static bool wm9090_readable(struct device *dev, unsigned int reg)
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{
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switch (reg) {
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case WM9090_SOFTWARE_RESET:
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case WM9090_POWER_MANAGEMENT_1:
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case WM9090_POWER_MANAGEMENT_2:
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case WM9090_POWER_MANAGEMENT_3:
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case WM9090_CLOCKING_1:
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case WM9090_IN1_LINE_CONTROL:
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case WM9090_IN2_LINE_CONTROL:
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case WM9090_IN1_LINE_INPUT_A_VOLUME:
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case WM9090_IN1_LINE_INPUT_B_VOLUME:
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case WM9090_IN2_LINE_INPUT_A_VOLUME:
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case WM9090_IN2_LINE_INPUT_B_VOLUME:
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case WM9090_LEFT_OUTPUT_VOLUME:
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case WM9090_RIGHT_OUTPUT_VOLUME:
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case WM9090_SPKMIXL_ATTENUATION:
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case WM9090_SPKOUT_MIXERS:
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case WM9090_CLASSD3:
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case WM9090_SPEAKER_VOLUME_LEFT:
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case WM9090_OUTPUT_MIXER1:
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case WM9090_OUTPUT_MIXER2:
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case WM9090_OUTPUT_MIXER3:
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case WM9090_OUTPUT_MIXER4:
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case WM9090_SPEAKER_MIXER:
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case WM9090_ANTIPOP2:
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case WM9090_WRITE_SEQUENCER_0:
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case WM9090_WRITE_SEQUENCER_1:
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case WM9090_WRITE_SEQUENCER_2:
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case WM9090_WRITE_SEQUENCER_3:
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case WM9090_WRITE_SEQUENCER_4:
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case WM9090_WRITE_SEQUENCER_5:
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case WM9090_CHARGE_PUMP_1:
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case WM9090_DC_SERVO_0:
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case WM9090_DC_SERVO_1:
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case WM9090_DC_SERVO_3:
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case WM9090_DC_SERVO_READBACK_0:
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case WM9090_DC_SERVO_READBACK_1:
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case WM9090_DC_SERVO_READBACK_2:
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case WM9090_ANALOGUE_HP_0:
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case WM9090_AGC_CONTROL_0:
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case WM9090_AGC_CONTROL_1:
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case WM9090_AGC_CONTROL_2:
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return true;
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default:
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return false;
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}
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}
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@ -492,8 +478,7 @@ static int wm9090_add_controls(struct snd_soc_codec *codec)
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static int wm9090_set_bias_level(struct snd_soc_codec *codec,
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enum snd_soc_bias_level level)
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{
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u16 *reg_cache = codec->reg_cache;
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int i, ret;
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struct wm9090_priv *wm9090 = snd_soc_codec_get_drvdata(codec);
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switch (level) {
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case SND_SOC_BIAS_ON:
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@ -513,7 +498,7 @@ static int wm9090_set_bias_level(struct snd_soc_codec *codec,
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case SND_SOC_BIAS_STANDBY:
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if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
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/* Restore the register cache */
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snd_soc_cache_sync(codec);
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regcache_sync(wm9090->regmap);
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}
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/* We keep VMID off during standby since the combination of
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@ -537,9 +522,11 @@ static int wm9090_set_bias_level(struct snd_soc_codec *codec,
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static int wm9090_probe(struct snd_soc_codec *codec)
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{
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struct wm9090_priv *wm9090 = dev_get_drvdata(codec->dev);
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int ret;
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ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
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codec->control_data = wm9090->regmap;
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ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
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if (ret != 0) {
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dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
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return ret;
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@ -548,7 +535,7 @@ static int wm9090_probe(struct snd_soc_codec *codec)
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ret = snd_soc_read(codec, WM9090_SOFTWARE_RESET);
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if (ret < 0)
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return ret;
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if (ret != wm9090_reg_defaults[WM9090_SOFTWARE_RESET]) {
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if (ret != 0x9093) {
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dev_err(codec->dev, "Device is not a WM9090, ID=%x\n", ret);
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return -EINVAL;
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}
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@ -624,12 +611,22 @@ static struct snd_soc_codec_driver soc_codec_dev_wm9090 = {
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.suspend = wm9090_suspend,
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.resume = wm9090_resume,
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.set_bias_level = wm9090_set_bias_level,
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.reg_cache_size = (WM9090_MAX_REGISTER + 1),
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.reg_word_size = sizeof(u16),
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.reg_cache_default = wm9090_reg_defaults,
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.volatile_register = wm9090_volatile,
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};
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static const struct regmap_config wm9090_regmap = {
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.reg_bits = 8,
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.val_bits = 16,
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.max_register = WM9090_MAX_REGISTER,
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.volatile_reg = wm9090_volatile,
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.readable_reg = wm9090_readable,
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.cache_type = REGCACHE_RBTREE,
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.reg_defaults = wm9090_reg_defaults,
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.num_reg_defaults = ARRAY_SIZE(wm9090_reg_defaults),
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};
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static int wm9090_i2c_probe(struct i2c_client *i2c,
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const struct i2c_device_id *id)
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{
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@ -642,6 +639,13 @@ static int wm9090_i2c_probe(struct i2c_client *i2c,
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return -ENOMEM;
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}
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wm9090->regmap = regmap_init_i2c(i2c, &wm9090_regmap);
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if (IS_ERR(wm9090->regmap)) {
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ret = PTR_ERR(wm9090->regmap);
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dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
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return ret;
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}
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if (i2c->dev.platform_data)
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memcpy(&wm9090->pdata, i2c->dev.platform_data,
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sizeof(wm9090->pdata));
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@ -650,6 +654,15 @@ static int wm9090_i2c_probe(struct i2c_client *i2c,
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ret = snd_soc_register_codec(&i2c->dev,
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&soc_codec_dev_wm9090, NULL, 0);
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if (ret != 0) {
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dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
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goto err;
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}
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return 0;
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err:
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regmap_exit(wm9090->regmap);
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return ret;
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}
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@ -658,6 +671,7 @@ static int __devexit wm9090_i2c_remove(struct i2c_client *i2c)
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struct wm9090_priv *wm9090 = i2c_get_clientdata(i2c);
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snd_soc_unregister_codec(&i2c->dev);
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regmap_exit(wm9090->regmap);
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return 0;
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}
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