From f4e6d5530a31f74f25fac01ba0a033b76dda5b2b Mon Sep 17 00:00:00 2001 From: Sugar Zhang Date: Wed, 11 Sep 2024 16:13:08 +0800 Subject: [PATCH] ASoC: rockchip: sai: Add support lanes parsed from DT used to assign lanes from DT. Signed-off-by: Sugar Zhang Change-Id: I2064b201a8325e0b5d1e7a448a14345443a173a4 --- sound/soc/rockchip/rockchip_sai.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/sound/soc/rockchip/rockchip_sai.c b/sound/soc/rockchip/rockchip_sai.c index dd585e9ffeac..69bf42feadaa 100644 --- a/sound/soc/rockchip/rockchip_sai.c +++ b/sound/soc/rockchip/rockchip_sai.c @@ -765,8 +765,19 @@ static int rockchip_sai_path_prepare(struct rk_sai_dev *sai, static int rockchip_sai_parse_paths(struct rk_sai_dev *sai, struct device_node *np) { + unsigned int val; int ret; + if (!device_property_read_u32(sai->dev, "rockchip,tdm-tx-lanes", &val)) { + if ((val >= 1) && (val <= 4)) + sai->tx_lanes = val; + } + + if (!device_property_read_u32(sai->dev, "rockchip,tdm-rx-lanes", &val)) { + if ((val >= 1) && (val <= 4)) + sai->rx_lanes = val; + } + ret = rockchip_sai_path_prepare(sai, np, 0); if (ret < 0) { dev_err(sai->dev, "Failed to prepare TX path: %d\n", ret);