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cddd459140
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
93 lines
2.6 KiB
Diff
93 lines
2.6 KiB
Diff
From 34a1cd97a2ef6f68a12ff2f2fd813548e867f72f Mon Sep 17 00:00:00 2001
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From: Viorel Suman <viorel.suman@nxp.com>
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Date: Thu, 20 Jun 2019 13:25:15 +0300
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Subject: [PATCH] MLK-21957-2: ASoC: fsl_sai: read SAI version and params in
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probe
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Read SAI IP version and parameters in probe function.
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Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
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---
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sound/soc/fsl/fsl_sai.c | 30 ++++++++++++++++++++----------
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1 file changed, 20 insertions(+), 10 deletions(-)
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--- a/sound/soc/fsl/fsl_sai.c
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+++ b/sound/soc/fsl/fsl_sai.c
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@@ -465,11 +465,12 @@ static int fsl_sai_set_dai_fmt(struct sn
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return ret;
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}
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-static int fsl_sai_check_ver(struct snd_soc_dai *cpu_dai)
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+static int fsl_sai_check_ver(struct device *dev)
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{
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- struct fsl_sai *sai = dev_get_drvdata(cpu_dai->dev);
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+ struct fsl_sai *sai = dev_get_drvdata(dev);
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unsigned char offset = sai->soc->reg_offset;
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unsigned int val;
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+ int ret;
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if (FSL_SAI_TCSR(offset) == FSL_SAI_VERID)
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return 0;
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@@ -477,16 +478,21 @@ static int fsl_sai_check_ver(struct snd_
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if (sai->verid.loaded)
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return 0;
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- sai->verid.loaded = true;
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- regmap_read(sai->regmap, FSL_SAI_VERID, &val);
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- dev_dbg(cpu_dai->dev, "VERID: 0x%016X\n", val);
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+ ret = regmap_read(sai->regmap, FSL_SAI_VERID, &val);
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+ if (ret < 0)
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+ return ret;
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+
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+ dev_dbg(dev, "VERID: 0x%016X\n", val);
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sai->verid.id = (val & FSL_SAI_VER_ID_MASK) >> FSL_SAI_VER_ID_SHIFT;
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sai->verid.extfifo_en = (val & FSL_SAI_VER_EFIFO_EN);
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sai->verid.timestamp_en = (val & FSL_SAI_VER_TSTMP_EN);
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- regmap_read(sai->regmap, FSL_SAI_PARAM, &val);
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- dev_dbg(cpu_dai->dev, "PARAM: 0x%016X\n", val);
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+ ret = regmap_read(sai->regmap, FSL_SAI_PARAM, &val);
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+ if (ret < 0)
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+ return ret;
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+
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+ dev_dbg(dev, "PARAM: 0x%016X\n", val);
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/* max slots per frame, power of 2 */
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sai->param.spf = 1 <<
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@@ -499,11 +505,13 @@ static int fsl_sai_check_ver(struct snd_
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/* number of datalines implemented */
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sai->param.dln = val & FSL_SAI_PAR_DLN_MASK;
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- dev_dbg(cpu_dai->dev,
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+ dev_dbg(dev,
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"Version: 0x%08X, SPF: %u, WPF: %u, DLN: %u\n",
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sai->verid.id, sai->param.spf, sai->param.wpf, sai->param.dln
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);
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+ sai->verid.loaded = true;
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+
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return 0;
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}
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@@ -521,8 +529,6 @@ static int fsl_sai_set_bclk(struct snd_s
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if (sai->slave_mode[tx])
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return 0;
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- fsl_sai_check_ver(dai);
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-
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for (id = 0; id < FSL_SAI_MCLK_MAX; id++) {
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clk_rate = clk_get_rate(sai->mclk_clk[id]);
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if (!clk_rate)
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@@ -1517,6 +1523,10 @@ static int fsl_sai_probe(struct platform
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platform_set_drvdata(pdev, sai);
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+ ret = fsl_sai_check_ver(&pdev->dev);
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+ if (ret < 0)
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+ dev_warn(&pdev->dev, "Error reading SAI version: %d\n", ret);
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+
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pm_runtime_enable(&pdev->dev);
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regcache_cache_only(sai->regmap, true);
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