Eric Lee / linux-smarc-t335x-v3.2

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Commit c26f642e2683fb1a367686bc0bac9f5947885cb6

Authored by Dmitry Artamonow
Committed by Mark Brown
1 parent 00d2701070

ASoC: add iPAQ hx4700 machine driver 

AK4641 connected via I2S and I2C, jack detection via GPIO.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

Showing 3 changed files with 266 additions and 0 deletions Inline Diff

sound/soc/pxa/Kconfig
Diff comments   View file @ c26f642
1 config SND_PXA2XX_SOC 1 config SND_PXA2XX_SOC
2 tristate "SoC Audio for the Intel PXA2xx chip" 2 tristate "SoC Audio for the Intel PXA2xx chip"
3 depends on ARCH_PXA 3 depends on ARCH_PXA
4 select SND_ARM 4 select SND_ARM
5 select SND_PXA2XX_LIB 5 select SND_PXA2XX_LIB
6 help 6 help
7 Say Y or M if you want to add support for codecs attached to 7 Say Y or M if you want to add support for codecs attached to
8 the PXA2xx AC97, I2S or SSP interface. You will also need 8 the PXA2xx AC97, I2S or SSP interface. You will also need
9 to select the audio interfaces to support below. 9 to select the audio interfaces to support below.
10 10
11 config SND_PXA2XX_AC97 11 config SND_PXA2XX_AC97
12 tristate 12 tristate
13 select SND_AC97_CODEC 13 select SND_AC97_CODEC
14 14
15 config SND_PXA2XX_SOC_AC97 15 config SND_PXA2XX_SOC_AC97
16 tristate 16 tristate
17 select AC97_BUS 17 select AC97_BUS
18 select SND_ARM 18 select SND_ARM
19 select SND_PXA2XX_LIB_AC97 19 select SND_PXA2XX_LIB_AC97
20 select SND_SOC_AC97_BUS 20 select SND_SOC_AC97_BUS
21 21
22 config SND_PXA2XX_SOC_I2S 22 config SND_PXA2XX_SOC_I2S
23 tristate 23 tristate
24 24
25 config SND_PXA_SOC_SSP 25 config SND_PXA_SOC_SSP
26 tristate 26 tristate
27 select PXA_SSP 27 select PXA_SSP
28 28
29 config SND_PXA2XX_SOC_CORGI 29 config SND_PXA2XX_SOC_CORGI
30 tristate "SoC Audio support for Sharp Zaurus SL-C7x0" 30 tristate "SoC Audio support for Sharp Zaurus SL-C7x0"
31 depends on SND_PXA2XX_SOC && PXA_SHARP_C7xx 31 depends on SND_PXA2XX_SOC && PXA_SHARP_C7xx
32 select SND_PXA2XX_SOC_I2S 32 select SND_PXA2XX_SOC_I2S
33 select SND_SOC_WM8731 33 select SND_SOC_WM8731
34 help 34 help
35 Say Y if you want to add support for SoC audio on Sharp 35 Say Y if you want to add support for SoC audio on Sharp
36 Zaurus SL-C7x0 models (Corgi, Shepherd, Husky). 36 Zaurus SL-C7x0 models (Corgi, Shepherd, Husky).
37 37
38 config SND_PXA2XX_SOC_SPITZ 38 config SND_PXA2XX_SOC_SPITZ
39 tristate "SoC Audio support for Sharp Zaurus SL-Cxx00" 39 tristate "SoC Audio support for Sharp Zaurus SL-Cxx00"
40 depends on SND_PXA2XX_SOC && PXA_SHARP_Cxx00 40 depends on SND_PXA2XX_SOC && PXA_SHARP_Cxx00
41 select SND_PXA2XX_SOC_I2S 41 select SND_PXA2XX_SOC_I2S
42 select SND_SOC_WM8750 42 select SND_SOC_WM8750
43 help 43 help
44 Say Y if you want to add support for SoC audio on Sharp 44 Say Y if you want to add support for SoC audio on Sharp
45 Zaurus SL-Cxx00 models (Spitz, Borzoi and Akita). 45 Zaurus SL-Cxx00 models (Spitz, Borzoi and Akita).
46 46
47 config SND_PXA2XX_SOC_Z2 47 config SND_PXA2XX_SOC_Z2
48 tristate "SoC Audio support for Zipit Z2" 48 tristate "SoC Audio support for Zipit Z2"
49 depends on SND_PXA2XX_SOC && MACH_ZIPIT2 49 depends on SND_PXA2XX_SOC && MACH_ZIPIT2
50 select SND_PXA2XX_SOC_I2S 50 select SND_PXA2XX_SOC_I2S
51 select SND_SOC_WM8750 51 select SND_SOC_WM8750
52 help 52 help
53 Say Y if you want to add support for SoC audio on Zipit Z2. 53 Say Y if you want to add support for SoC audio on Zipit Z2.
54 54
55 config SND_PXA2XX_SOC_POODLE 55 config SND_PXA2XX_SOC_POODLE
56 tristate "SoC Audio support for Poodle" 56 tristate "SoC Audio support for Poodle"
57 depends on SND_PXA2XX_SOC && MACH_POODLE 57 depends on SND_PXA2XX_SOC && MACH_POODLE
58 select SND_PXA2XX_SOC_I2S 58 select SND_PXA2XX_SOC_I2S
59 select SND_SOC_WM8731 59 select SND_SOC_WM8731
60 help 60 help
61 Say Y if you want to add support for SoC audio on Sharp 61 Say Y if you want to add support for SoC audio on Sharp
62 Zaurus SL-5600 model (Poodle). 62 Zaurus SL-5600 model (Poodle).
63 63
64 config SND_PXA2XX_SOC_TOSA 64 config SND_PXA2XX_SOC_TOSA
65 tristate "SoC AC97 Audio support for Tosa" 65 tristate "SoC AC97 Audio support for Tosa"
66 depends on SND_PXA2XX_SOC && MACH_TOSA 66 depends on SND_PXA2XX_SOC && MACH_TOSA
67 depends on MFD_TC6393XB 67 depends on MFD_TC6393XB
68 select SND_PXA2XX_SOC_AC97 68 select SND_PXA2XX_SOC_AC97
69 select SND_SOC_WM9712 69 select SND_SOC_WM9712
70 help 70 help
71 Say Y if you want to add support for SoC audio on Sharp 71 Say Y if you want to add support for SoC audio on Sharp
72 Zaurus SL-C6000x models (Tosa). 72 Zaurus SL-C6000x models (Tosa).
73 73
74 config SND_PXA2XX_SOC_E740 74 config SND_PXA2XX_SOC_E740
75 tristate "SoC AC97 Audio support for e740" 75 tristate "SoC AC97 Audio support for e740"
76 depends on SND_PXA2XX_SOC && MACH_E740 76 depends on SND_PXA2XX_SOC && MACH_E740
77 select SND_SOC_WM9705 77 select SND_SOC_WM9705
78 select SND_PXA2XX_SOC_AC97 78 select SND_PXA2XX_SOC_AC97
79 help 79 help
80 Say Y if you want to add support for SoC audio on the 80 Say Y if you want to add support for SoC audio on the
81 toshiba e740 PDA 81 toshiba e740 PDA
82 82
83 config SND_PXA2XX_SOC_E750 83 config SND_PXA2XX_SOC_E750
84 tristate "SoC AC97 Audio support for e750" 84 tristate "SoC AC97 Audio support for e750"
85 depends on SND_PXA2XX_SOC && MACH_E750 85 depends on SND_PXA2XX_SOC && MACH_E750
86 select SND_SOC_WM9705 86 select SND_SOC_WM9705
87 select SND_PXA2XX_SOC_AC97 87 select SND_PXA2XX_SOC_AC97
88 help 88 help
89 Say Y if you want to add support for SoC audio on the 89 Say Y if you want to add support for SoC audio on the
90 toshiba e750 PDA 90 toshiba e750 PDA
91 91
92 config SND_PXA2XX_SOC_E800 92 config SND_PXA2XX_SOC_E800
93 tristate "SoC AC97 Audio support for e800" 93 tristate "SoC AC97 Audio support for e800"
94 depends on SND_PXA2XX_SOC && MACH_E800 94 depends on SND_PXA2XX_SOC && MACH_E800
95 select SND_SOC_WM9712 95 select SND_SOC_WM9712
96 select SND_PXA2XX_SOC_AC97 96 select SND_PXA2XX_SOC_AC97
97 help 97 help
98 Say Y if you want to add support for SoC audio on the 98 Say Y if you want to add support for SoC audio on the
99 Toshiba e800 PDA 99 Toshiba e800 PDA
100 100
101 config SND_PXA2XX_SOC_EM_X270 101 config SND_PXA2XX_SOC_EM_X270
102 tristate "SoC Audio support for CompuLab EM-x270, eXeda and CM-X300" 102 tristate "SoC Audio support for CompuLab EM-x270, eXeda and CM-X300"
103 depends on SND_PXA2XX_SOC && (MACH_EM_X270 || MACH_EXEDA || \ 103 depends on SND_PXA2XX_SOC && (MACH_EM_X270 || MACH_EXEDA || \
104 MACH_CM_X300) 104 MACH_CM_X300)
105 select SND_PXA2XX_SOC_AC97 105 select SND_PXA2XX_SOC_AC97
106 select SND_SOC_WM9712 106 select SND_SOC_WM9712
107 help 107 help
108 Say Y if you want to add support for SoC audio on 108 Say Y if you want to add support for SoC audio on
109 CompuLab EM-x270, eXeda and CM-X300 machines. 109 CompuLab EM-x270, eXeda and CM-X300 machines.
110 110
111 config SND_PXA2XX_SOC_PALM27X 111 config SND_PXA2XX_SOC_PALM27X
112 bool "SoC Audio support for Palm T|X, T5, E2 and LifeDrive" 112 bool "SoC Audio support for Palm T|X, T5, E2 and LifeDrive"
113 depends on SND_PXA2XX_SOC && (MACH_PALMLD || MACH_PALMTX || \ 113 depends on SND_PXA2XX_SOC && (MACH_PALMLD || MACH_PALMTX || \
114 MACH_PALMT5 || MACH_PALMTE2) 114 MACH_PALMT5 || MACH_PALMTE2)
115 select SND_PXA2XX_SOC_AC97 115 select SND_PXA2XX_SOC_AC97
116 select SND_SOC_WM9712 116 select SND_SOC_WM9712
117 help 117 help
118 Say Y if you want to add support for SoC audio on 118 Say Y if you want to add support for SoC audio on
119 Palm T|X, T5, E2 or LifeDrive handheld computer. 119 Palm T|X, T5, E2 or LifeDrive handheld computer.
120 120
121 config SND_SOC_SAARB 121 config SND_SOC_SAARB
122 tristate "SoC Audio support for Marvell Saarb" 122 tristate "SoC Audio support for Marvell Saarb"
123 depends on SND_PXA2XX_SOC && MACH_SAARB 123 depends on SND_PXA2XX_SOC && MACH_SAARB
124 select SND_PXA_SOC_SSP 124 select SND_PXA_SOC_SSP
125 select SND_SOC_88PM860X 125 select SND_SOC_88PM860X
126 help 126 help
127 Say Y if you want to add support for SoC audio on the 127 Say Y if you want to add support for SoC audio on the
128 Marvell Saarb reference platform. 128 Marvell Saarb reference platform.
129 129
130 config SND_SOC_TAVOREVB3 130 config SND_SOC_TAVOREVB3
131 tristate "SoC Audio support for Marvell Tavor EVB3" 131 tristate "SoC Audio support for Marvell Tavor EVB3"
132 depends on SND_PXA2XX_SOC && MACH_TAVOREVB3 132 depends on SND_PXA2XX_SOC && MACH_TAVOREVB3
133 select SND_PXA_SOC_SSP 133 select SND_PXA_SOC_SSP
134 select SND_SOC_88PM860X 134 select SND_SOC_88PM860X
135 help 135 help
136 Say Y if you want to add support for SoC audio on the 136 Say Y if you want to add support for SoC audio on the
137 Marvell Saarb reference platform. 137 Marvell Saarb reference platform.
138 138
139 config SND_SOC_ZYLONITE 139 config SND_SOC_ZYLONITE
140 tristate "SoC Audio support for Marvell Zylonite" 140 tristate "SoC Audio support for Marvell Zylonite"
141 depends on SND_PXA2XX_SOC && MACH_ZYLONITE 141 depends on SND_PXA2XX_SOC && MACH_ZYLONITE
142 select SND_PXA2XX_SOC_AC97 142 select SND_PXA2XX_SOC_AC97
143 select SND_PXA_SOC_SSP 143 select SND_PXA_SOC_SSP
144 select SND_SOC_WM9713 144 select SND_SOC_WM9713
145 help 145 help
146 Say Y if you want to add support for SoC audio on the 146 Say Y if you want to add support for SoC audio on the
147 Marvell Zylonite reference platform. 147 Marvell Zylonite reference platform.
148 148
149 config SND_SOC_RAUMFELD 149 config SND_SOC_RAUMFELD
150 tristate "SoC Audio support Raumfeld audio adapter" 150 tristate "SoC Audio support Raumfeld audio adapter"
151 depends on SND_PXA2XX_SOC && (MACH_RAUMFELD_SPEAKER || MACH_RAUMFELD_CONNECTOR) 151 depends on SND_PXA2XX_SOC && (MACH_RAUMFELD_SPEAKER || MACH_RAUMFELD_CONNECTOR)
152 select SND_PXA_SOC_SSP 152 select SND_PXA_SOC_SSP
153 select SND_SOC_CS4270 153 select SND_SOC_CS4270
154 select SND_SOC_AK4104 154 select SND_SOC_AK4104
155 help 155 help
156 Say Y if you want to add support for SoC audio on Raumfeld devices 156 Say Y if you want to add support for SoC audio on Raumfeld devices
157 157
158 config SND_PXA2XX_SOC_HX4700
159 tristate "SoC Audio support for HP iPAQ hx4700"
160 depends on SND_PXA2XX_SOC && MACH_H4700
161 select SND_PXA2XX_SOC_I2S
162 select SND_SOC_AK4641
163 help
164 Say Y if you want to add support for SoC audio on the
165 HP iPAQ hx4700.
166
158 config SND_PXA2XX_SOC_MAGICIAN 167 config SND_PXA2XX_SOC_MAGICIAN
159 tristate "SoC Audio support for HTC Magician" 168 tristate "SoC Audio support for HTC Magician"
160 depends on SND_PXA2XX_SOC && MACH_MAGICIAN 169 depends on SND_PXA2XX_SOC && MACH_MAGICIAN
161 select SND_PXA2XX_SOC_I2S 170 select SND_PXA2XX_SOC_I2S
162 select SND_PXA_SOC_SSP 171 select SND_PXA_SOC_SSP
163 select SND_SOC_UDA1380 172 select SND_SOC_UDA1380
164 help 173 help
165 Say Y if you want to add support for SoC audio on the 174 Say Y if you want to add support for SoC audio on the
166 HTC Magician. 175 HTC Magician.
167 176
168 config SND_PXA2XX_SOC_MIOA701 177 config SND_PXA2XX_SOC_MIOA701
169 tristate "SoC Audio support for MIO A701" 178 tristate "SoC Audio support for MIO A701"
170 depends on SND_PXA2XX_SOC && MACH_MIOA701 179 depends on SND_PXA2XX_SOC && MACH_MIOA701
171 select SND_PXA2XX_SOC_AC97 180 select SND_PXA2XX_SOC_AC97
172 select SND_SOC_WM9713 181 select SND_SOC_WM9713
173 help 182 help
174 Say Y if you want to add support for SoC audio on the 183 Say Y if you want to add support for SoC audio on the
175 MIO A701. 184 MIO A701.
176 185
177 config SND_PXA2XX_SOC_IMOTE2 186 config SND_PXA2XX_SOC_IMOTE2
178 tristate "SoC Audio support for IMote 2" 187 tristate "SoC Audio support for IMote 2"
179 depends on SND_PXA2XX_SOC && MACH_INTELMOTE2 && I2C 188 depends on SND_PXA2XX_SOC && MACH_INTELMOTE2 && I2C
180 select SND_PXA2XX_SOC_I2S 189 select SND_PXA2XX_SOC_I2S
181 select SND_SOC_WM8940 190 select SND_SOC_WM8940
182 help 191 help
183 Say Y if you want to add support for SoC audio on the 192 Say Y if you want to add support for SoC audio on the
184 IMote 2. 193 IMote 2.
185 194
sound/soc/pxa/Makefile
Diff comments   View file @ c26f642
1 # PXA Platform Support 1 # PXA Platform Support
2 snd-soc-pxa2xx-objs := pxa2xx-pcm.o 2 snd-soc-pxa2xx-objs := pxa2xx-pcm.o
3 snd-soc-pxa2xx-ac97-objs := pxa2xx-ac97.o 3 snd-soc-pxa2xx-ac97-objs := pxa2xx-ac97.o
4 snd-soc-pxa2xx-i2s-objs := pxa2xx-i2s.o 4 snd-soc-pxa2xx-i2s-objs := pxa2xx-i2s.o
5 snd-soc-pxa-ssp-objs := pxa-ssp.o 5 snd-soc-pxa-ssp-objs := pxa-ssp.o
6 6
7 obj-$(CONFIG_SND_PXA2XX_SOC) += snd-soc-pxa2xx.o 7 obj-$(CONFIG_SND_PXA2XX_SOC) += snd-soc-pxa2xx.o
8 obj-$(CONFIG_SND_PXA2XX_SOC_AC97) += snd-soc-pxa2xx-ac97.o 8 obj-$(CONFIG_SND_PXA2XX_SOC_AC97) += snd-soc-pxa2xx-ac97.o
9 obj-$(CONFIG_SND_PXA2XX_SOC_I2S) += snd-soc-pxa2xx-i2s.o 9 obj-$(CONFIG_SND_PXA2XX_SOC_I2S) += snd-soc-pxa2xx-i2s.o
10 obj-$(CONFIG_SND_PXA_SOC_SSP) += snd-soc-pxa-ssp.o 10 obj-$(CONFIG_SND_PXA_SOC_SSP) += snd-soc-pxa-ssp.o
11 11
12 # PXA Machine Support 12 # PXA Machine Support
13 snd-soc-corgi-objs := corgi.o 13 snd-soc-corgi-objs := corgi.o
14 snd-soc-poodle-objs := poodle.o 14 snd-soc-poodle-objs := poodle.o
15 snd-soc-tosa-objs := tosa.o 15 snd-soc-tosa-objs := tosa.o
16 snd-soc-e740-objs := e740_wm9705.o 16 snd-soc-e740-objs := e740_wm9705.o
17 snd-soc-e750-objs := e750_wm9705.o 17 snd-soc-e750-objs := e750_wm9705.o
18 snd-soc-e800-objs := e800_wm9712.o 18 snd-soc-e800-objs := e800_wm9712.o
19 snd-soc-spitz-objs := spitz.o 19 snd-soc-spitz-objs := spitz.o
20 snd-soc-em-x270-objs := em-x270.o 20 snd-soc-em-x270-objs := em-x270.o
21 snd-soc-palm27x-objs := palm27x.o 21 snd-soc-palm27x-objs := palm27x.o
22 snd-soc-saarb-objs := saarb.o 22 snd-soc-saarb-objs := saarb.o
23 snd-soc-tavorevb3-objs := tavorevb3.o 23 snd-soc-tavorevb3-objs := tavorevb3.o
24 snd-soc-zylonite-objs := zylonite.o 24 snd-soc-zylonite-objs := zylonite.o
25 snd-soc-hx4700-objs := hx4700.o
25 snd-soc-magician-objs := magician.o 26 snd-soc-magician-objs := magician.o
26 snd-soc-mioa701-objs := mioa701_wm9713.o 27 snd-soc-mioa701-objs := mioa701_wm9713.o
27 snd-soc-z2-objs := z2.o 28 snd-soc-z2-objs := z2.o
28 snd-soc-imote2-objs := imote2.o 29 snd-soc-imote2-objs := imote2.o
29 snd-soc-raumfeld-objs := raumfeld.o 30 snd-soc-raumfeld-objs := raumfeld.o
30 31
31 obj-$(CONFIG_SND_PXA2XX_SOC_CORGI) += snd-soc-corgi.o 32 obj-$(CONFIG_SND_PXA2XX_SOC_CORGI) += snd-soc-corgi.o
32 obj-$(CONFIG_SND_PXA2XX_SOC_POODLE) += snd-soc-poodle.o 33 obj-$(CONFIG_SND_PXA2XX_SOC_POODLE) += snd-soc-poodle.o
33 obj-$(CONFIG_SND_PXA2XX_SOC_TOSA) += snd-soc-tosa.o 34 obj-$(CONFIG_SND_PXA2XX_SOC_TOSA) += snd-soc-tosa.o
34 obj-$(CONFIG_SND_PXA2XX_SOC_E740) += snd-soc-e740.o 35 obj-$(CONFIG_SND_PXA2XX_SOC_E740) += snd-soc-e740.o
35 obj-$(CONFIG_SND_PXA2XX_SOC_E750) += snd-soc-e750.o 36 obj-$(CONFIG_SND_PXA2XX_SOC_E750) += snd-soc-e750.o
36 obj-$(CONFIG_SND_PXA2XX_SOC_E800) += snd-soc-e800.o 37 obj-$(CONFIG_SND_PXA2XX_SOC_E800) += snd-soc-e800.o
37 obj-$(CONFIG_SND_PXA2XX_SOC_SPITZ) += snd-soc-spitz.o 38 obj-$(CONFIG_SND_PXA2XX_SOC_SPITZ) += snd-soc-spitz.o
38 obj-$(CONFIG_SND_PXA2XX_SOC_EM_X270) += snd-soc-em-x270.o 39 obj-$(CONFIG_SND_PXA2XX_SOC_EM_X270) += snd-soc-em-x270.o
39 obj-$(CONFIG_SND_PXA2XX_SOC_PALM27X) += snd-soc-palm27x.o 40 obj-$(CONFIG_SND_PXA2XX_SOC_PALM27X) += snd-soc-palm27x.o
41 obj-$(CONFIG_SND_PXA2XX_SOC_HX4700) += snd-soc-hx4700.o
40 obj-$(CONFIG_SND_PXA2XX_SOC_MAGICIAN) += snd-soc-magician.o 42 obj-$(CONFIG_SND_PXA2XX_SOC_MAGICIAN) += snd-soc-magician.o
41 obj-$(CONFIG_SND_PXA2XX_SOC_MIOA701) += snd-soc-mioa701.o 43 obj-$(CONFIG_SND_PXA2XX_SOC_MIOA701) += snd-soc-mioa701.o
42 obj-$(CONFIG_SND_PXA2XX_SOC_Z2) += snd-soc-z2.o 44 obj-$(CONFIG_SND_PXA2XX_SOC_Z2) += snd-soc-z2.o
43 obj-$(CONFIG_SND_SOC_SAARB) += snd-soc-saarb.o 45 obj-$(CONFIG_SND_SOC_SAARB) += snd-soc-saarb.o
44 obj-$(CONFIG_SND_SOC_TAVOREVB3) += snd-soc-tavorevb3.o 46 obj-$(CONFIG_SND_SOC_TAVOREVB3) += snd-soc-tavorevb3.o
45 obj-$(CONFIG_SND_SOC_ZYLONITE) += snd-soc-zylonite.o 47 obj-$(CONFIG_SND_SOC_ZYLONITE) += snd-soc-zylonite.o
46 obj-$(CONFIG_SND_PXA2XX_SOC_IMOTE2) += snd-soc-imote2.o 48 obj-$(CONFIG_SND_PXA2XX_SOC_IMOTE2) += snd-soc-imote2.o
47 obj-$(CONFIG_SND_SOC_RAUMFELD) += snd-soc-raumfeld.o 49 obj-$(CONFIG_SND_SOC_RAUMFELD) += snd-soc-raumfeld.o
48 50
sound/soc/pxa/hx4700.c
Diff comments   View file @ c26f642
File was created 1 /*
2 * SoC audio for HP iPAQ hx4700
3 *
4 * Copyright (c) 2009 Philipp Zabel
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 *
11 */
12
13 #include <linux/module.h>
14 #include <linux/timer.h>
15 #include <linux/interrupt.h>
16 #include <linux/platform_device.h>
17 #include <linux/delay.h>
18 #include <linux/gpio.h>
19
20 #include <sound/core.h>
21 #include <sound/jack.h>
22 #include <sound/pcm.h>
23 #include <sound/pcm_params.h>
24 #include <sound/soc.h>
25
26 #include <mach/hx4700.h>
27 #include <asm/mach-types.h>
28 #include "pxa2xx-i2s.h"
29
30 #include "../codecs/ak4641.h"
31
32 static struct snd_soc_jack hs_jack;
33
34 /* Headphones jack detection DAPM pin */
35 static struct snd_soc_jack_pin hs_jack_pin[] = {
36 {
37 .pin = "Headphone Jack",
38 .mask = SND_JACK_HEADPHONE,
39 },
40 {
41 .pin = "Speaker",
42 /* disable speaker when hp jack is inserted */
43 .mask = SND_JACK_HEADPHONE,
44 .invert = 1,
45 },
46 };
47
48 /* Headphones jack detection GPIO */
49 static struct snd_soc_jack_gpio hs_jack_gpio = {
50 .gpio = GPIO75_HX4700_EARPHONE_nDET,
51 .invert = true,
52 .name = "hp-gpio",
53 .report = SND_JACK_HEADPHONE,
54 .debounce_time = 200,
55 };
56
57 /*
58 * iPAQ hx4700 uses I2S for capture and playback.
59 */
60 static int hx4700_hw_params(struct snd_pcm_substream *substream,
61 struct snd_pcm_hw_params *params)
62 {
63 struct snd_soc_pcm_runtime *rtd = substream->private_data;
64 struct snd_soc_dai *codec_dai = rtd->codec_dai;
65 struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
66 int ret = 0;
67
68 /* set codec DAI configuration */
69 ret = snd_soc_dai_set_fmt(codec_dai,
70 SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
71 SND_SOC_DAIFMT_CBS_CFS);
72 if (ret < 0)
73 return ret;
74
75 /* set cpu DAI configuration */
76 ret = snd_soc_dai_set_fmt(cpu_dai,
77 SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF |
78 SND_SOC_DAIFMT_CBS_CFS);
79 if (ret < 0)
80 return ret;
81
82 /* set the I2S system clock as output */
83 ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0,
84 SND_SOC_CLOCK_OUT);
85 if (ret < 0)
86 return ret;
87
88 /* inform codec driver about clock freq *
89 * (PXA I2S always uses divider 256) */
90 ret = snd_soc_dai_set_sysclk(codec_dai, 0, 256 * params_rate(params),
91 SND_SOC_CLOCK_IN);
92 if (ret < 0)
93 return ret;
94
95 return 0;
96 }
97
98 static struct snd_soc_ops hx4700_ops = {
99 .hw_params = hx4700_hw_params,
100 };
101
102 static int hx4700_spk_power(struct snd_soc_dapm_widget *w,
103 struct snd_kcontrol *k, int event)
104 {
105 gpio_set_value(GPIO107_HX4700_SPK_nSD, !!SND_SOC_DAPM_EVENT_ON(event));
106 return 0;
107 }
108
109 static int hx4700_hp_power(struct snd_soc_dapm_widget *w,
110 struct snd_kcontrol *k, int event)
111 {
112 gpio_set_value(GPIO92_HX4700_HP_DRIVER, !!SND_SOC_DAPM_EVENT_ON(event));
113 return 0;
114 }
115
116 /* hx4700 machine dapm widgets */
117 static const struct snd_soc_dapm_widget hx4700_dapm_widgets[] = {
118 SND_SOC_DAPM_HP("Headphone Jack", hx4700_hp_power),
119 SND_SOC_DAPM_SPK("Speaker", hx4700_spk_power),
120 SND_SOC_DAPM_MIC("Built-in Microphone", NULL),
121 };
122
123 /* hx4700 machine audio_map */
124 static const struct snd_soc_dapm_route hx4700_audio_map[] = {
125
126 /* Headphone connected to LOUT, ROUT */
127 {"Headphone Jack", NULL, "LOUT"},
128 {"Headphone Jack", NULL, "ROUT"},
129
130 /* Speaker connected to MOUT2 */
131 {"Speaker", NULL, "MOUT2"},
132
133 /* Microphone connected to MICIN */
134 {"MICIN", NULL, "Built-in Microphone"},
135 {"AIN", NULL, "MICOUT"},
136 };
137
138 /*
139 * Logic for a ak4641 as connected on a HP iPAQ hx4700
140 */
141 static int hx4700_ak4641_init(struct snd_soc_pcm_runtime *rtd)
142 {
143 struct snd_soc_codec *codec = rtd->codec;
144 struct snd_soc_dapm_context *dapm = &codec->dapm;
145 int err;
146
147 /* NC codec pins */
148 /* FIXME: is anything connected here? */
149 snd_soc_dapm_nc_pin(dapm, "MOUT1");
150 snd_soc_dapm_nc_pin(dapm, "MICEXT");
151 snd_soc_dapm_nc_pin(dapm, "AUX");
152
153 /* Jack detection API stuff */
154 err = snd_soc_jack_new(codec, "Headphone Jack",
155 SND_JACK_HEADPHONE, &hs_jack);
156 if (err)
157 return err;
158
159 err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pin),
160 hs_jack_pin);
161 if (err)
162 return err;
163
164 err = snd_soc_jack_add_gpios(&hs_jack, 1, &hs_jack_gpio);
165
166 return err;
167 }
168
169 /* hx4700 digital audio interface glue - connects codec <--> CPU */
170 static struct snd_soc_dai_link hx4700_dai = {
171 .name = "ak4641",
172 .stream_name = "AK4641",
173 .cpu_dai_name = "pxa2xx-i2s",
174 .codec_dai_name = "ak4641-hifi",
175 .platform_name = "pxa-pcm-audio",
176 .codec_name = "ak4641.0-0012",
177 .init = hx4700_ak4641_init,
178 .ops = &hx4700_ops,
179 };
180
181 /* hx4700 audio machine driver */
182 static struct snd_soc_card snd_soc_card_hx4700 = {
183 .name = "iPAQ hx4700",
184 .dai_link = &hx4700_dai,
185 .num_links = 1,
186 .dapm_widgets = hx4700_dapm_widgets,
187 .num_dapm_widgets = ARRAY_SIZE(hx4700_dapm_widgets),
188 .dapm_routes = hx4700_audio_map,
189 .num_dapm_routes = ARRAY_SIZE(hx4700_audio_map),
190 };
191
192 static struct gpio hx4700_audio_gpios[] = {
193 { GPIO107_HX4700_SPK_nSD, GPIOF_OUT_INIT_HIGH, "SPK_POWER" },
194 { GPIO92_HX4700_HP_DRIVER, GPIOF_OUT_INIT_LOW, "EP_POWER" },
195 };
196
197 static int __devinit hx4700_audio_probe(struct platform_device *pdev)
198 {
199 int ret;
200
201 if (!machine_is_h4700())
202 return -ENODEV;
203
204 ret = gpio_request_array(hx4700_audio_gpios,
205 ARRAY_SIZE(hx4700_audio_gpios));
206 if (ret)
207 return ret;
208
209 snd_soc_card_hx4700.dev = &pdev->dev;
210 ret = snd_soc_register_card(&snd_soc_card_hx4700);
211 if (ret)
212 return ret;
213
214 return 0;
215 }
216
217 static int __devexit hx4700_audio_remove(struct platform_device *pdev)
218 {
219 snd_soc_jack_free_gpios(&hs_jack, 1, &hs_jack_gpio);
220 snd_soc_unregister_card(&snd_soc_card_hx4700);
221
222 gpio_set_value(GPIO92_HX4700_HP_DRIVER, 0);
223 gpio_set_value(GPIO107_HX4700_SPK_nSD, 0);
224
225 gpio_free_array(hx4700_audio_gpios, ARRAY_SIZE(hx4700_audio_gpios));
226 return 0;
227 }
228
229 static struct platform_driver hx4700_audio_driver = {
230 .driver = {
231 .name = "hx4700-audio",
232 .owner = THIS_MODULE,
233 .pm = &snd_soc_pm_ops,
234 },
235 .probe = hx4700_audio_probe,
236 .remove = __devexit_p(hx4700_audio_remove),
237 };
238
239 static int __init hx4700_modinit(void)
240 {
241 return platform_driver_register(&hx4700_audio_driver);
242 }
243 module_init(hx4700_modinit);
244
245 static void __exit hx4700_modexit(void)
246 {
247 platform_driver_unregister(&hx4700_audio_driver);
248 }
249
250 module_exit(hx4700_modexit);
251
252 MODULE_AUTHOR("Philipp Zabel");
253 MODULE_DESCRIPTION("ALSA SoC iPAQ hx4700");
254 MODULE_LICENSE("GPL");
255 MODULE_ALIAS("platform:hx4700-audio");
256