ASoC: nau8825: fix issue that pop noise when start playback

Reduce pop noise in power up and down sequence when playback.
The DAPM widgets graph is reconstructed to ensure the
register write sequence at playback matches exactly to the
v5 clickless sequence provided by Nuvoton.
Signed-off-by: John Hsu <KCHSU0@nuvoton.com>
Signed-off-by: Ben Zhang <benzh@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/nau8825.h

@@ -14,6 +14,7 @@
 
 #define NAU8825_REG_RESET		0x00
 #define NAU8825_REG_ENA_CTRL		0x01
+#define NAU8825_REG_IIC_ADDR_SET		0x02
 #define NAU8825_REG_CLK_DIVIDER		0x03
 #define NAU8825_REG_FLL1		0x04
 #define NAU8825_REG_FLL2		0x05
@@ -129,7 +130,7 @@
 
 /* HSD_CTRL (0xc) */
 #define NAU8825_HSD_AUTO_MODE	(1 << 6)
-/* 0 - short to GND, 1 - open */
+/* 0 - open, 1 - short to GND */
 #define NAU8825_SPKR_DWN1R	(1 << 1)
 #define NAU8825_SPKR_DWN1L	(1 << 0)
 
@@ -251,12 +252,18 @@
 /* DACR_CTRL (0x34) */
 #define NAU8825_DACR_CH_SEL_SFT	9
 
+/* CLASSG_CTRL (0x50) */
+#define NAU8825_CLASSG_TIMER_SFT	8
+#define NAU8825_CLASSG_TIMER_MASK	(0x3f << NAU8825_CLASSG_TIMER_SFT)
+#define NAU8825_CLASSG_EN		(1 << 0)
+
 /* I2C_DEVICE_ID (0x58) */
 #define NAU8825_GPIO2JD1	(1 << 7)
 #define NAU8825_SOFTWARE_ID_MASK	0x3
 #define NAU8825_SOFTWARE_ID_NAU8825	0x0
 
 /* BIAS_ADJ (0x66) */
+#define NAU8825_BIAS_TESTDAC_EN	(0x3 << 8)
 #define NAU8825_BIAS_VMID	(1 << 6)
 #define NAU8825_BIAS_VMID_SEL_SFT	4
 #define NAU8825_BIAS_VMID_SEL_MASK	(3 << NAU8825_BIAS_VMID_SEL_SFT)
@@ -274,6 +281,12 @@
 #define NAU8825_ADC_VREFSEL_VMID_PLUS_1DB	(3 << 8)
 #define NAU8825_POWERUP_ADCL	(1 << 6)
 
+/* RDAC (0x73) */
+#define NAU8825_RDAC_CLK_DELAY_SFT	4
+#define NAU8825_RDAC_CLK_DELAY_MASK	(0x7 << NAU8825_RDAC_CLK_DELAY_SFT)
+#define NAU8825_RDAC_VREF_SFT	2
+#define NAU8825_RDAC_VREF_MASK	(0x3 << NAU8825_RDAC_VREF_SFT)
+
 /* MIC_BIAS (0x74) */
 #define NAU8825_MICBIAS_JKSLV	(1 << 14)
 #define NAU8825_MICBIAS_JKR2	(1 << 12)
@@ -284,6 +297,7 @@
 /* BOOST (0x76) */
 #define NAU8825_PRECHARGE_DIS	(1 << 13)
 #define NAU8825_GLOBAL_BIAS_EN	(1 << 12)
+#define NAU8825_HP_BOOST_DIS		(1 << 9)
 #define NAU8825_HP_BOOST_G_DIS	(1 << 8)
 #define NAU8825_SHORT_SHUTDOWN_EN	(1 << 6)