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From: Sugar Zhang <sugar.zhang@rock-chips.com>
To: broonie@kernel.org, heiko@sntech.de
Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
	alsa-devel@alsa-project.org,
	Sugar Zhang <sugar.zhang@rock-chips.com>
Subject: [PATCH 13/15] ASoC: rockchip: i2s: Add support for frame inversion
Date: Mon, 23 Aug 2021 18:54:34 +0800	[thread overview]
Message-ID: <1629716076-21465-4-git-send-email-sugar.zhang@rock-chips.com> (raw)
In-Reply-To: <1629715710-21137-1-git-send-email-sugar.zhang@rock-chips.com>

This patch adds support for frame inversion.

Change-Id: Ic77122501224cec45200ae64416745a82fb67d76
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
---
 sound/soc/rockchip/rockchip_i2s.c | 20 +++++++++++++++++---
 sound/soc/rockchip/rockchip_i2s.h | 10 ++++++----
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c
index a0f2778..6ccb62e 100644
--- a/sound/soc/rockchip/rockchip_i2s.c
+++ b/sound/soc/rockchip/rockchip_i2s.c
@@ -233,13 +233,27 @@ static int rockchip_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
 
 	regmap_update_bits(i2s->regmap, I2S_CKR, mask, val);
 
-	mask = I2S_CKR_CKP_MASK;
+	mask = I2S_CKR_CKP_MASK | I2S_CKR_TLP_MASK | I2S_CKR_RLP_MASK;
 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
 	case SND_SOC_DAIFMT_NB_NF:
-		val = I2S_CKR_CKP_NEG;
+		val = I2S_CKR_CKP_NORMAL |
+		      I2S_CKR_TLP_NORMAL |
+		      I2S_CKR_RLP_NORMAL;
+		break;
+	case SND_SOC_DAIFMT_NB_IF:
+		val = I2S_CKR_CKP_NORMAL |
+		      I2S_CKR_TLP_INVERTED |
+		      I2S_CKR_RLP_INVERTED;
 		break;
 	case SND_SOC_DAIFMT_IB_NF:
-		val = I2S_CKR_CKP_POS;
+		val = I2S_CKR_CKP_INVERTED |
+		      I2S_CKR_TLP_NORMAL |
+		      I2S_CKR_RLP_NORMAL;
+		break;
+	case SND_SOC_DAIFMT_IB_IF:
+		val = I2S_CKR_CKP_INVERTED |
+		      I2S_CKR_TLP_INVERTED |
+		      I2S_CKR_RLP_INVERTED;
 		break;
 	default:
 		ret = -EINVAL;
diff --git a/sound/soc/rockchip/rockchip_i2s.h b/sound/soc/rockchip/rockchip_i2s.h
index fcaae24..251851b 100644
--- a/sound/soc/rockchip/rockchip_i2s.h
+++ b/sound/soc/rockchip/rockchip_i2s.h
@@ -88,15 +88,17 @@
 #define I2S_CKR_MSS_SLAVE	(1 << I2S_CKR_MSS_SHIFT)
 #define I2S_CKR_MSS_MASK	(1 << I2S_CKR_MSS_SHIFT)
 #define I2S_CKR_CKP_SHIFT	26
-#define I2S_CKR_CKP_NEG		(0 << I2S_CKR_CKP_SHIFT)
-#define I2S_CKR_CKP_POS		(1 << I2S_CKR_CKP_SHIFT)
+#define I2S_CKR_CKP_NORMAL	(0 << I2S_CKR_CKP_SHIFT)
+#define I2S_CKR_CKP_INVERTED	(1 << I2S_CKR_CKP_SHIFT)
 #define I2S_CKR_CKP_MASK	(1 << I2S_CKR_CKP_SHIFT)
 #define I2S_CKR_RLP_SHIFT	25
 #define I2S_CKR_RLP_NORMAL	(0 << I2S_CKR_RLP_SHIFT)
-#define I2S_CKR_RLP_OPPSITE	(1 << I2S_CKR_RLP_SHIFT)
+#define I2S_CKR_RLP_INVERTED	(1 << I2S_CKR_RLP_SHIFT)
+#define I2S_CKR_RLP_MASK	(1 << I2S_CKR_RLP_SHIFT)
 #define I2S_CKR_TLP_SHIFT	24
 #define I2S_CKR_TLP_NORMAL	(0 << I2S_CKR_TLP_SHIFT)
-#define I2S_CKR_TLP_OPPSITE	(1 << I2S_CKR_TLP_SHIFT)
+#define I2S_CKR_TLP_INVERTED	(1 << I2S_CKR_TLP_SHIFT)
+#define I2S_CKR_TLP_MASK	(1 << I2S_CKR_TLP_SHIFT)
 #define I2S_CKR_MDIV_SHIFT	16
 #define I2S_CKR_MDIV(x)		((x - 1) << I2S_CKR_MDIV_SHIFT)
 #define I2S_CKR_MDIV_MASK	(0xff << I2S_CKR_MDIV_SHIFT)
-- 
2.7.4




  parent reply	other threads:[~2021-08-23 10:54 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-23 10:48 [PATCH v1 0/15] Patches to update for rockchip i2s Sugar Zhang
2021-08-23 10:53 ` [PATCH 05/15] ASoC: rockchip: i2s: Fix concurrency between tx/rx Sugar Zhang
2021-08-23 10:53 ` [PATCH 06/15] ASoC: rockchip: i2s: Reset the controller if soft reset failed Sugar Zhang
2021-08-23 10:53 ` [PATCH 07/15] ASoC: dt-bindings: rockchip: Document reset property for i2s Sugar Zhang
2021-08-23 10:53 ` [PATCH 08/15] ASoC: rockchip: i2s: Fixup config for DAIFMT_DSP_A/B Sugar Zhang
2021-08-23 10:53 ` [PATCH 09/15] ASoC: rockchip: i2s: Add property to specify play/cap capability Sugar Zhang
2021-08-23 10:54 ` [PATCH 10/15] ASoC: dt-bindings: rockchip: i2s: Document property for playback/capture Sugar Zhang
2021-08-23 10:54 ` [PATCH 11/15] ASoC: rockchip: i2s: Add compatible for more SoCs Sugar Zhang
2021-08-23 10:54 ` [PATCH 12/15] ASoC: dt-bindings: rockchip: Add compatible strings " Sugar Zhang
2021-08-23 10:54 ` Sugar Zhang [this message]
2021-08-23 10:54 ` [PATCH 14/15] ASoC: rockchip: i2s: Add support for 'rockchip,clk-trcm' property Sugar Zhang
2021-08-23 11:47   ` [PATCH 14/15] ASoC: rockchip: i2s: Add support for 'rockchip, clk-trcm' property Nicolas Frattaroli
2021-08-24  1:41     ` sugar zhang
2021-08-23 10:55 ` [PATCH 15/15] ASoC: dt-bindings: rockchip: i2s: Document property 'clk-trcm' Sugar Zhang
2021-08-23 13:30   ` Rob Herring
2021-08-23 17:36   ` Rob Herring
2021-08-24  2:48     ` [PATCH 15/15] ASoC: dt-bindings: rockchip: i2s: Document property 'clk-trcm'【请注意，邮件由robherring2@gmail.com代发】 sugar zhang

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