From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/sound/soc/qcom/lpass-ipq806x.c | 81 +++++++++++++++++++++++++++++++++++-----
1 files changed, 70 insertions(+), 11 deletions(-)
diff --git a/kernel/sound/soc/qcom/lpass-ipq806x.c b/kernel/sound/soc/qcom/lpass-ipq806x.c
index ca1e1f2..3a45e6a 100644
--- a/kernel/sound/soc/qcom/lpass-ipq806x.c
+++ b/kernel/sound/soc/qcom/lpass-ipq806x.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*
* lpass-ipq806x.c -- ALSA SoC CPU DAI driver for QTi LPASS
* Splited out the IPQ8064 soc specific from lpass-cpu.c
@@ -63,7 +55,48 @@
.ops = &asoc_qcom_lpass_cpu_dai_ops,
};
-static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir)
+static int ipq806x_lpass_init(struct platform_device *pdev)
+{
+ struct lpass_data *drvdata = platform_get_drvdata(pdev);
+ struct device *dev = &pdev->dev;
+ int ret;
+
+ drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk");
+ if (IS_ERR(drvdata->ahbix_clk)) {
+ dev_err(dev, "error getting ahbix-clk: %ld\n",
+ PTR_ERR(drvdata->ahbix_clk));
+ ret = PTR_ERR(drvdata->ahbix_clk);
+ goto err_ahbix_clk;
+ }
+
+ ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY);
+ if (ret) {
+ dev_err(dev, "error setting rate on ahbix_clk: %d\n", ret);
+ goto err_ahbix_clk;
+ }
+ dev_dbg(dev, "set ahbix_clk rate to %lu\n",
+ clk_get_rate(drvdata->ahbix_clk));
+
+ ret = clk_prepare_enable(drvdata->ahbix_clk);
+ if (ret) {
+ dev_err(dev, "error enabling ahbix_clk: %d\n", ret);
+ goto err_ahbix_clk;
+ }
+
+err_ahbix_clk:
+ return ret;
+}
+
+static int ipq806x_lpass_exit(struct platform_device *pdev)
+{
+ struct lpass_data *drvdata = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(drvdata->ahbix_clk);
+
+ return 0;
+}
+
+static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir, unsigned int dai_id)
{
if (dir == SNDRV_PCM_STREAM_PLAYBACK)
return IPQ806X_LPAIF_RDMA_CHAN_MI2S;
@@ -71,7 +104,7 @@
return -EINVAL;
}
-static int ipq806x_lpass_free_dma_channel(struct lpass_data *drvdata, int chan)
+static int ipq806x_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id)
{
return 0;
}
@@ -90,6 +123,30 @@
.wrdma_reg_stride = 0x1000,
.wrdma_channel_start = 5,
.wrdma_channels = 4,
+ .loopback = REG_FIELD_ID(0x0010, 15, 15, 5, 0x4),
+ .spken = REG_FIELD_ID(0x0010, 14, 14, 5, 0x4),
+ .spkmode = REG_FIELD_ID(0x0010, 10, 13, 5, 0x4),
+ .spkmono = REG_FIELD_ID(0x0010, 9, 9, 5, 0x4),
+ .micen = REG_FIELD_ID(0x0010, 8, 8, 5, 0x4),
+ .micmode = REG_FIELD_ID(0x0010, 4, 7, 5, 0x4),
+ .micmono = REG_FIELD_ID(0x0010, 3, 3, 5, 0x4),
+ .wssrc = REG_FIELD_ID(0x0010, 2, 2, 5, 0x4),
+ .bitwidth = REG_FIELD_ID(0x0010, 0, 1, 5, 0x4),
+
+ .rdma_dyncclk = REG_FIELD_ID(0x6000, 12, 12, 4, 0x1000),
+ .rdma_bursten = REG_FIELD_ID(0x6000, 11, 11, 4, 0x1000),
+ .rdma_wpscnt = REG_FIELD_ID(0x6000, 8, 10, 4, 0x1000),
+ .rdma_intf = REG_FIELD_ID(0x6000, 4, 7, 4, 0x1000),
+ .rdma_fifowm = REG_FIELD_ID(0x6000, 1, 3, 4, 0x1000),
+ .rdma_enable = REG_FIELD_ID(0x6000, 0, 0, 4, 0x1000),
+
+ .wrdma_dyncclk = REG_FIELD_ID(0xB000, 12, 12, 4, 0x1000),
+ .wrdma_bursten = REG_FIELD_ID(0xB000, 11, 11, 4, 0x1000),
+ .wrdma_wpscnt = REG_FIELD_ID(0xB000, 8, 10, 4, 0x1000),
+ .wrdma_intf = REG_FIELD_ID(0xB000, 4, 7, 4, 0x1000),
+ .wrdma_fifowm = REG_FIELD_ID(0xB000, 1, 3, 4, 0x1000),
+ .wrdma_enable = REG_FIELD_ID(0xB000, 0, 0, 4, 0x1000),
+
.dai_driver = &ipq806x_lpass_cpu_dai_driver,
.num_dai = 1,
.dai_osr_clk_names = (const char *[]) {
@@ -98,6 +155,8 @@
.dai_bit_clk_names = (const char *[]) {
"mi2s-bit-clk",
},
+ .init = ipq806x_lpass_init,
+ .exit = ipq806x_lpass_exit,
.alloc_dma_channel = ipq806x_lpass_alloc_dma_channel,
.free_dma_channel = ipq806x_lpass_free_dma_channel,
};
--
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