aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/ramips
diff options
context:
space:
mode:
authorJohn Crispin <john@openwrt.org>2015-10-26 09:00:42 +0000
committerJohn Crispin <john@openwrt.org>2015-10-26 09:00:42 +0000
commit228eeb647e3decd588db6518da6034146a65b435 (patch)
treefc0a847b1ec79f6f08d87d7690dcce0bace278fc /target/linux/ramips
parent56dcd0fe90bc1b5d3848845d68f6c229a157faaa (diff)
downloadupstream-228eeb647e3decd588db6518da6034146a65b435.tar.gz
upstream-228eeb647e3decd588db6518da6034146a65b435.tar.bz2
upstream-228eeb647e3decd588db6518da6034146a65b435.zip
ramips: make the alsa driver register the codec
this allows using the codec even if it is not listed in the DTS Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 47256
Diffstat (limited to 'target/linux/ramips')
-rw-r--r--target/linux/ramips/patches-3.18/0303-alsa.patch53
1 files changed, 15 insertions, 38 deletions
diff --git a/target/linux/ramips/patches-3.18/0303-alsa.patch b/target/linux/ramips/patches-3.18/0303-alsa.patch
index 703af4489b..a35d7a9480 100644
--- a/target/linux/ramips/patches-3.18/0303-alsa.patch
+++ b/target/linux/ramips/patches-3.18/0303-alsa.patch
@@ -4947,7 +4947,7 @@
+
--- /dev/null
+++ b/sound/soc/mtk/mt76xx_i2s.c
-@@ -0,0 +1,309 @@
+@@ -0,0 +1,304 @@
+/*
+ * mtk_audio_drv.c
+ *
@@ -5138,7 +5138,6 @@
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ i2s_config_type* rtd = runtime->private_data;
+
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ //printk("******* %s *******\n", __func__);
+ switch(params_rate(params)){
+ case 8000:
@@ -5151,7 +5150,6 @@
+ srate = 32000;
+ break;
+ case 44100:
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ srate = 44100;
+ break;
+ case 48000:
@@ -5163,9 +5161,7 @@
+ break;
+ }
+ if(srate){
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ if((rtd->bRxDMAEnable != GDMA_I2S_EN) && (rtd->bTxDMAEnable != GDMA_I2S_EN)){
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ rtd->srate = srate;
+ MSG("set audio sampling rate to %d Hz\n", rtd->srate);
+ }
@@ -5217,7 +5213,6 @@
+static int mt76xx_i2s_drv_probe(struct platform_device *pdev)
+{
+ //printk("****** %s ******\n", __func__);
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ return snd_soc_register_component(&pdev->dev, &mt76xx_i2s_component,
+ &mt76xx_i2s_dai, 1);
+}
@@ -5280,7 +5275,7 @@
+#endif /* MTK_I2S_H_ */
--- /dev/null
+++ b/sound/soc/mtk/mt76xx_machine.c
-@@ -0,0 +1,319 @@
+@@ -0,0 +1,317 @@
+/*
+ * mt76xx_machine.c
+ *
@@ -5378,11 +5373,9 @@
+ unsigned long* pTable;
+ int mclk,ret,targetClk = 0;
+
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ /*For duplex mode, avoid setting twice.*/
+ if((rtd->bRxDMAEnable == GDMA_I2S_EN) || (rtd->bTxDMAEnable == GDMA_I2S_EN))
+ return 0;
-+ //printk("%s:%d \n",__func__,__LINE__);
+#if defined(CONFIG_I2S_MCLK_12MHZ)
+ mclk = 12000000;
+#elif defined(CONFIG_I2S_MCLK_12P288MHZ)
@@ -5392,7 +5385,6 @@
+#endif
+ //snd_soc_dai_set_sysclk(codec_dai,0,mclk, SND_SOC_CLOCK_IN);
+
-+ printk("%s:%s[%d]%d\n", __FILE__, __func__, __LINE__, params_rate(params));
+ switch(params_rate(params)){
+ case 8000:
+ index = 0;
@@ -5444,17 +5436,14 @@
+ //MSG("audio sampling rate %u should be %d ~ %d Hz\n", (u32)params_rate(params), MIN_SRATE_HZ, MAX_SRATE_HZ);
+ break;
+ }
-+printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+#if defined(CONFIG_SND_SOC_WM8960)
+ /*
+ * There is a fixed divide by 4 in the PLL and a selectable
+ * divide by N after the PLL which should be set to divide by 2 to meet this requirement.
+ * */
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ ret = snd_soc_dai_set_pll(codec_dai, 0, 0,mclk, targetClk*2);
+ /* From app notes: allow Vref to stabilize to reduce clicks */
+ if(rtd->slave_en){
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ //printk("WM8960 is in master mode\n");
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8960_DCLKDIV, 0x1c4);
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8960_SYSCLKDIV, 0x5);
@@ -5476,12 +5465,10 @@
+ pTable = i2s_codec_12p288Mhz;
+ data = pTable[index];
+#endif
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+ if(rtd->codec_pll_en)
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8960_DACDIV, (data<<3)|0x5);
+ else
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8960_DACDIV, (data<<3|0x4));
-+printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+#endif
+
+ return 0;
@@ -5504,10 +5491,11 @@
+#if defined(CONFIG_SND_SOC_WM8750)
+ I2C_BOARD_INFO("wm8750", (0x36 >> 1)),
+#elif defined(CONFIG_SND_SOC_WM8960)
-+ // I2C_BOARD_INFO("wm8960", (0x34 >> 1)),
+ I2C_BOARD_INFO("codec_wm8960", (0x34)),
++ }, {
++ I2C_BOARD_INFO("wm8960", (0x34 >> 1)),
+#endif
-+ },
++ }
+};
+
+static struct platform_device *soc_mtk_i2s_dev;
@@ -5525,13 +5513,18 @@
+ adapter = i2c_get_adapter(I2C_AUDIO_DEV_ID);
+ if (!adapter)
+ return -ENODEV;
-+ client = i2c_new_device(adapter, i2c_board_info);
++ client = i2c_new_device(adapter, &i2c_board_info[0]);
+ if (!client)
+ return -ENODEV;
++ i2c_get_clientdata(client);
+
-+ i2c_put_adapter(adapter);
++ client = i2c_new_device(adapter, &i2c_board_info[1]);
++ if (!client)
++ return -ENODEV;
+ i2c_get_clientdata(client);
+
++ i2c_put_adapter(adapter);
++
+ soc_mtk_i2s_dev =
+ platform_device_register_simple("mt76xx-i2s", -1, NULL, 0);
+ if (IS_ERR(soc_mtk_i2s_dev))
@@ -8288,27 +8281,11 @@
}
snd_soc_write(codec, WM8960_PLL1, reg);
-@@ -876,19 +964,27 @@
-
- switch (div_id) {
- case WM8960_SYSCLKDIV:
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
- reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1f9;
- snd_soc_write(codec, WM8960_CLOCK1, reg | div);
- break;
- case WM8960_DACDIV:
- reg = snd_soc_read(codec, WM8960_CLOCK1) & 0x1c7;
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
- snd_soc_write(codec, WM8960_CLOCK1, reg | div);
- break;
- case WM8960_OPCLKDIV:
- reg = snd_soc_read(codec, WM8960_PLL1) & 0x03f;
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
+@@ -888,7 +976,11 @@
snd_soc_write(codec, WM8960_PLL1, reg | div);
break;
case WM8960_DCLKDIV:
+#if 1
-+ printk("%s:%s[%d]\n", __FILE__, __func__, __LINE__);
reg = snd_soc_read(codec, WM8960_CLOCK2) & 0x03f;
+#else
+ reg = snd_soc_read(codec, WM8960_CLOCK2) & 0x03f;
@@ -8316,7 +8293,7 @@
snd_soc_write(codec, WM8960_CLOCK2, reg | div);
break;
case WM8960_TOCLKSEL:
-@@ -962,7 +1058,7 @@
+@@ -962,7 +1054,7 @@
{
struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec);
struct wm8960_data *pdata = dev_get_platdata(codec->dev);
@@ -8325,7 +8302,7 @@
wm8960->set_bias_level = wm8960_set_bias_level_out3;
-@@ -973,11 +1069,7 @@
+@@ -973,11 +1065,7 @@
wm8960->set_bias_level = wm8960_set_bias_level_capless;
}