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authorArnd Bergmann <arnd@arndb.de>2022-10-06 23:52:32 +0300
committerArnd Bergmann <arnd@arndb.de>2023-02-01 19:23:38 +0300
commit2e99b1b065fb9c6e771ce573cf6c2dbb52c14627 (patch)
treeb991bd6193790000a655bbfcbf81fdc48fe181a2 /sound/pci
parent8971bb812e3c14aa730e751ddf2d90c32e9dc519 (diff)
downloadlinux-2e99b1b065fb9c6e771ce573cf6c2dbb52c14627.tar.xz
mfd: remove ucb1400 support
The ucb1400 MFD driver and its gpio and touchscreen child drivers were only used on a few PXA machines that were unused for a while and are now removed. Removing these leaves the AC97 support as ALSA specific, no other drivers are now connected through this interface. Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Bartosz Golaszewski <brgl@bgdev.pl> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Cc: Lee Jones <lee@kernel.org> Cc: Jaroslav Kysela <perex@perex.cz> Cc: Takashi Iwai <tiwai@suse.com> Cc: Marek Vasut <marex@denx.de> Cc: linux-kernel@vger.kernel.org Cc: linux-gpio@vger.kernel.org Cc: linux-input@vger.kernel.org Cc: alsa-devel@alsa-project.org Acked-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'sound/pci')
-rw-r--r--sound/pci/ac97/ac97_codec.c1
-rw-r--r--sound/pci/ac97/ac97_patch.c40
2 files changed, 0 insertions, 41 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index ff685321f1a1..9afc5906d662 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -152,7 +152,6 @@ static const struct ac97_codec_id snd_ac97_codec_ids[] = {
{ 0x4e534300, 0xffffffff, "LM4540,43,45,46,48", NULL, NULL }, // only guess --jk
{ 0x4e534331, 0xffffffff, "LM4549", NULL, NULL },
{ 0x4e534350, 0xffffffff, "LM4550", patch_lm4550, NULL }, // volume wrap fix
-{ 0x50534304, 0xffffffff, "UCB1400", patch_ucb1400, NULL },
{ 0x53494c20, 0xffffffe0, "Si3036,8", mpatch_si3036, mpatch_si3036, AC97_MODEM_PATCH },
{ 0x53544d02, 0xffffffff, "ST7597", NULL, NULL },
{ 0x54524102, 0xffffffff, "TR28022", NULL, NULL },
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 025c1666c1fc..4b5f33de70d5 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -3937,43 +3937,3 @@ static int patch_lm4550(struct snd_ac97 *ac97)
ac97->res_table = lm4550_restbl;
return 0;
}
-
-/*
- * UCB1400 codec (http://www.semiconductors.philips.com/acrobat_download/datasheets/UCB1400-02.pdf)
- */
-static const struct snd_kcontrol_new snd_ac97_controls_ucb1400[] = {
-/* enable/disable headphone driver which allows direct connection to
- stereo headphone without the use of external DC blocking
- capacitors */
-AC97_SINGLE("Headphone Driver", 0x6a, 6, 1, 0),
-/* Filter used to compensate the DC offset is added in the ADC to remove idle
- tones from the audio band. */
-AC97_SINGLE("DC Filter", 0x6a, 4, 1, 0),
-/* Control smart-low-power mode feature. Allows automatic power down
- of unused blocks in the ADC analog front end and the PLL. */
-AC97_SINGLE("Smart Low Power Mode", 0x6c, 4, 3, 0),
-};
-
-static int patch_ucb1400_specific(struct snd_ac97 * ac97)
-{
- int idx, err;
- for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_ucb1400); idx++) {
- err = snd_ctl_add(ac97->bus->card, snd_ctl_new1(&snd_ac97_controls_ucb1400[idx], ac97));
- if (err < 0)
- return err;
- }
- return 0;
-}
-
-static const struct snd_ac97_build_ops patch_ucb1400_ops = {
- .build_specific = patch_ucb1400_specific,
-};
-
-static int patch_ucb1400(struct snd_ac97 * ac97)
-{
- ac97->build_ops = &patch_ucb1400_ops;
- /* enable headphone driver and smart low power mode by default */
- snd_ac97_write_cache(ac97, 0x6a, 0x0050);
- snd_ac97_write_cache(ac97, 0x6c, 0x0030);
- return 0;
-}