The mpc8610_hpcd.c driver depends on CONFIG_MPC8610_HPCD which was removed in commit 248667f8bbde ("powerpc: drop HPCD/MPC8610 evaluation platform support"). That makes the driver unbuildable and unusable, so remove it.
Depends-on: 248667f8bbde ("powerpc: drop HPCD/MPC8610 evaluation platform support") Signed-off-by: Michael Ellerman mpe@ellerman.id.au --- MAINTAINERS | 1 - sound/soc/fsl/Kconfig | 13 - sound/soc/fsl/Makefile | 4 - sound/soc/fsl/mpc8610_hpcd.c | 451 ----------------------------------- 4 files changed, 469 deletions(-) delete mode 100644 sound/soc/fsl/mpc8610_hpcd.c
diff --git a/MAINTAINERS b/MAINTAINERS index ea790149af79..27b2f5bb2061 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -8581,7 +8581,6 @@ L: linuxppc-dev@lists.ozlabs.org S: Maintained F: sound/soc/fsl/fsl* F: sound/soc/fsl/imx* -F: sound/soc/fsl/mpc8610_hpcd.c
FREESCALE SOC SOUND QMC DRIVER M: Herve Codina herve.codina@bootlin.com diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig index 725c530a3636..bec2aa561930 100644 --- a/sound/soc/fsl/Kconfig +++ b/sound/soc/fsl/Kconfig @@ -183,19 +183,6 @@ config SND_SOC_POWERPC_QMC_AUDIO
comment "SoC Audio support for Freescale PPC boards:"
-config SND_SOC_MPC8610_HPCD - tristate "ALSA SoC support for the Freescale MPC8610 HPCD board" - # I2C is necessary for the CS4270 driver - depends on MPC8610_HPCD && I2C - select SND_SOC_FSL_SSI - select SND_SOC_FSL_UTILS - select SND_SOC_POWERPC_DMA - select SND_SOC_CS4270 - select SND_SOC_CS4270_VD33_ERRATA - default y if MPC8610_HPCD - help - Say Y if you want to enable audio on the Freescale MPC8610 HPCD. - config SND_SOC_P1022_DS tristate "ALSA SoC support for the Freescale P1022 DS board" # I2C is necessary for the WM8776 driver diff --git a/sound/soc/fsl/Makefile b/sound/soc/fsl/Makefile index 8db7e97d0bd5..b45eda80c196 100644 --- a/sound/soc/fsl/Makefile +++ b/sound/soc/fsl/Makefile @@ -1,8 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 -# MPC8610 HPCD Machine Support -snd-soc-mpc8610-hpcd-objs := mpc8610_hpcd.o -obj-$(CONFIG_SND_SOC_MPC8610_HPCD) += snd-soc-mpc8610-hpcd.o - # P1022 DS Machine Support snd-soc-p1022-ds-objs := p1022_ds.o obj-$(CONFIG_SND_SOC_P1022_DS) += snd-soc-p1022-ds.o diff --git a/sound/soc/fsl/mpc8610_hpcd.c b/sound/soc/fsl/mpc8610_hpcd.c deleted file mode 100644 index 52fb9e7bcca4..000000000000 --- a/sound/soc/fsl/mpc8610_hpcd.c +++ /dev/null @@ -1,451 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -// -// Freescale MPC8610HPCD ALSA SoC Machine driver -// -// Author: Timur Tabi timur@freescale.com -// -// Copyright 2007-2010 Freescale Semiconductor, Inc. - -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/fsl/guts.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/slab.h> -#include <sound/soc.h> - -#include "fsl_dma.h" -#include "fsl_ssi.h" -#include "fsl_utils.h" - -/* There's only one global utilities register */ -static phys_addr_t guts_phys; - -/** - * mpc8610_hpcd_data: machine-specific ASoC device data - * - * This structure contains data for a single sound platform device on an - * MPC8610 HPCD. Some of the data is taken from the device tree. - */ -struct mpc8610_hpcd_data { - struct snd_soc_dai_link dai[2]; - struct snd_soc_card card; - unsigned int dai_format; - unsigned int codec_clk_direction; - unsigned int cpu_clk_direction; - unsigned int clk_frequency; - unsigned int ssi_id; /* 0 = SSI1, 1 = SSI2, etc */ - unsigned int dma_id[2]; /* 0 = DMA1, 1 = DMA2, etc */ - unsigned int dma_channel_id[2]; /* 0 = ch 0, 1 = ch 1, etc*/ - char codec_dai_name[DAI_NAME_SIZE]; - char platform_name[2][DAI_NAME_SIZE]; /* One for each DMA channel */ -}; - -/** - * mpc8610_hpcd_machine_probe: initialize the board - * - * This function is used to initialize the board-specific hardware. - * - * Here we program the DMACR and PMUXCR registers. - */ -static int mpc8610_hpcd_machine_probe(struct snd_soc_card *card) -{ - struct mpc8610_hpcd_data *machine_data = - container_of(card, struct mpc8610_hpcd_data, card); - struct ccsr_guts __iomem *guts; - - guts = ioremap(guts_phys, sizeof(struct ccsr_guts)); - if (!guts) { - dev_err(card->dev, "could not map global utilities\n"); - return -ENOMEM; - } - - /* Program the signal routing between the SSI and the DMA */ - guts_set_dmacr(guts, machine_data->dma_id[0], - machine_data->dma_channel_id[0], - CCSR_GUTS_DMACR_DEV_SSI); - guts_set_dmacr(guts, machine_data->dma_id[1], - machine_data->dma_channel_id[1], - CCSR_GUTS_DMACR_DEV_SSI); - - guts_set_pmuxcr_dma(guts, machine_data->dma_id[0], - machine_data->dma_channel_id[0], 0); - guts_set_pmuxcr_dma(guts, machine_data->dma_id[1], - machine_data->dma_channel_id[1], 0); - - switch (machine_data->ssi_id) { - case 0: - clrsetbits_be32(&guts->pmuxcr, - CCSR_GUTS_PMUXCR_SSI1_MASK, CCSR_GUTS_PMUXCR_SSI1_SSI); - break; - case 1: - clrsetbits_be32(&guts->pmuxcr, - CCSR_GUTS_PMUXCR_SSI2_MASK, CCSR_GUTS_PMUXCR_SSI2_SSI); - break; - } - - iounmap(guts); - - return 0; -} - -/** - * mpc8610_hpcd_startup: program the board with various hardware parameters - * - * This function takes board-specific information, like clock frequencies - * and serial data formats, and passes that information to the codec and - * transport drivers. - */ -static int mpc8610_hpcd_startup(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); - struct mpc8610_hpcd_data *machine_data = - container_of(rtd->card, struct mpc8610_hpcd_data, card); - struct device *dev = rtd->card->dev; - int ret = 0; - - /* Tell the codec driver what the serial protocol is. */ - ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_codec(rtd, 0), machine_data->dai_format); - if (ret < 0) { - dev_err(dev, "could not set codec driver audio format\n"); - return ret; - } - - /* - * Tell the codec driver what the MCLK frequency is, and whether it's - * a slave or master. - */ - ret = snd_soc_dai_set_sysclk(snd_soc_rtd_to_codec(rtd, 0), 0, - machine_data->clk_frequency, - machine_data->codec_clk_direction); - if (ret < 0) { - dev_err(dev, "could not set codec driver clock params\n"); - return ret; - } - - return 0; -} - -/** - * mpc8610_hpcd_machine_remove: Remove the sound device - * - * This function is called to remove the sound device for one SSI. We - * de-program the DMACR and PMUXCR register. - */ -static int mpc8610_hpcd_machine_remove(struct snd_soc_card *card) -{ - struct mpc8610_hpcd_data *machine_data = - container_of(card, struct mpc8610_hpcd_data, card); - struct ccsr_guts __iomem *guts; - - guts = ioremap(guts_phys, sizeof(struct ccsr_guts)); - if (!guts) { - dev_err(card->dev, "could not map global utilities\n"); - return -ENOMEM; - } - - /* Restore the signal routing */ - - guts_set_dmacr(guts, machine_data->dma_id[0], - machine_data->dma_channel_id[0], 0); - guts_set_dmacr(guts, machine_data->dma_id[1], - machine_data->dma_channel_id[1], 0); - - switch (machine_data->ssi_id) { - case 0: - clrsetbits_be32(&guts->pmuxcr, - CCSR_GUTS_PMUXCR_SSI1_MASK, CCSR_GUTS_PMUXCR_SSI1_LA); - break; - case 1: - clrsetbits_be32(&guts->pmuxcr, - CCSR_GUTS_PMUXCR_SSI2_MASK, CCSR_GUTS_PMUXCR_SSI2_LA); - break; - } - - iounmap(guts); - - return 0; -} - -/** - * mpc8610_hpcd_ops: ASoC machine driver operations - */ -static const struct snd_soc_ops mpc8610_hpcd_ops = { - .startup = mpc8610_hpcd_startup, -}; - -/** - * mpc8610_hpcd_probe: platform probe function for the machine driver - * - * Although this is a machine driver, the SSI node is the "master" node with - * respect to audio hardware connections. Therefore, we create a new ASoC - * device for each new SSI node that has a codec attached. - */ -static int mpc8610_hpcd_probe(struct platform_device *pdev) -{ - struct device *dev = pdev->dev.parent; - /* ssi_pdev is the platform device for the SSI node that probed us */ - struct platform_device *ssi_pdev = to_platform_device(dev); - struct device_node *np = ssi_pdev->dev.of_node; - struct device_node *codec_np = NULL; - struct mpc8610_hpcd_data *machine_data; - struct snd_soc_dai_link_component *comp; - int ret; - const char *sprop; - const u32 *iprop; - - /* Find the codec node for this SSI. */ - codec_np = of_parse_phandle(np, "codec-handle", 0); - if (!codec_np) { - dev_err(dev, "invalid codec node\n"); - return -EINVAL; - } - - machine_data = kzalloc(sizeof(struct mpc8610_hpcd_data), GFP_KERNEL); - if (!machine_data) { - ret = -ENOMEM; - goto error_alloc; - } - - comp = devm_kzalloc(&pdev->dev, 6 * sizeof(*comp), GFP_KERNEL); - if (!comp) { - ret = -ENOMEM; - goto error_alloc; - } - - machine_data->dai[0].cpus = &comp[0]; - machine_data->dai[0].codecs = &comp[1]; - machine_data->dai[0].platforms = &comp[2]; - - machine_data->dai[0].num_cpus = 1; - machine_data->dai[0].num_codecs = 1; - machine_data->dai[0].num_platforms = 1; - - machine_data->dai[1].cpus = &comp[3]; - machine_data->dai[1].codecs = &comp[4]; - machine_data->dai[1].platforms = &comp[5]; - - machine_data->dai[1].num_cpus = 1; - machine_data->dai[1].num_codecs = 1; - machine_data->dai[1].num_platforms = 1; - - machine_data->dai[0].cpus->dai_name = dev_name(&ssi_pdev->dev); - machine_data->dai[0].ops = &mpc8610_hpcd_ops; - - /* ASoC core can match codec with device node */ - machine_data->dai[0].codecs->of_node = codec_np; - - /* The DAI name from the codec (snd_soc_dai_driver.name) */ - machine_data->dai[0].codecs->dai_name = "cs4270-hifi"; - - /* We register two DAIs per SSI, one for playback and the other for - * capture. Currently, we only support codecs that have one DAI for - * both playback and capture. - */ - memcpy(&machine_data->dai[1], &machine_data->dai[0], - sizeof(struct snd_soc_dai_link)); - - /* Get the device ID */ - iprop = of_get_property(np, "cell-index", NULL); - if (!iprop) { - dev_err(&pdev->dev, "cell-index property not found\n"); - ret = -EINVAL; - goto error; - } - machine_data->ssi_id = be32_to_cpup(iprop); - - /* Get the serial format and clock direction. */ - sprop = of_get_property(np, "fsl,mode", NULL); - if (!sprop) { - dev_err(&pdev->dev, "fsl,mode property not found\n"); - ret = -EINVAL; - goto error; - } - - if (strcasecmp(sprop, "i2s-slave") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBP_CFP; - machine_data->codec_clk_direction = SND_SOC_CLOCK_OUT; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_IN; - - /* In i2s-slave mode, the codec has its own clock source, so we - * need to get the frequency from the device tree and pass it to - * the codec driver. - */ - iprop = of_get_property(codec_np, "clock-frequency", NULL); - if (!iprop || !*iprop) { - dev_err(&pdev->dev, "codec bus-frequency " - "property is missing or invalid\n"); - ret = -EINVAL; - goto error; - } - machine_data->clk_frequency = be32_to_cpup(iprop); - } else if (strcasecmp(sprop, "i2s-master") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBC_CFC; - machine_data->codec_clk_direction = SND_SOC_CLOCK_IN; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_OUT; - } else if (strcasecmp(sprop, "lj-slave") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBP_CFP; - machine_data->codec_clk_direction = SND_SOC_CLOCK_OUT; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_IN; - } else if (strcasecmp(sprop, "lj-master") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBC_CFC; - machine_data->codec_clk_direction = SND_SOC_CLOCK_IN; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_OUT; - } else if (strcasecmp(sprop, "rj-slave") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_RIGHT_J | SND_SOC_DAIFMT_CBP_CFP; - machine_data->codec_clk_direction = SND_SOC_CLOCK_OUT; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_IN; - } else if (strcasecmp(sprop, "rj-master") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_RIGHT_J | SND_SOC_DAIFMT_CBC_CFC; - machine_data->codec_clk_direction = SND_SOC_CLOCK_IN; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_OUT; - } else if (strcasecmp(sprop, "ac97-slave") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_AC97 | SND_SOC_DAIFMT_CBP_CFP; - machine_data->codec_clk_direction = SND_SOC_CLOCK_OUT; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_IN; - } else if (strcasecmp(sprop, "ac97-master") == 0) { - machine_data->dai_format = - SND_SOC_DAIFMT_AC97 | SND_SOC_DAIFMT_CBC_CFC; - machine_data->codec_clk_direction = SND_SOC_CLOCK_IN; - machine_data->cpu_clk_direction = SND_SOC_CLOCK_OUT; - } else { - dev_err(&pdev->dev, - "unrecognized fsl,mode property '%s'\n", sprop); - ret = -EINVAL; - goto error; - } - - if (!machine_data->clk_frequency) { - dev_err(&pdev->dev, "unknown clock frequency\n"); - ret = -EINVAL; - goto error; - } - - /* Find the playback DMA channel to use. */ - machine_data->dai[0].platforms->name = machine_data->platform_name[0]; - ret = fsl_asoc_get_dma_channel(np, "fsl,playback-dma", - &machine_data->dai[0], - &machine_data->dma_channel_id[0], - &machine_data->dma_id[0]); - if (ret) { - dev_err(&pdev->dev, "missing/invalid playback DMA phandle\n"); - goto error; - } - - /* Find the capture DMA channel to use. */ - machine_data->dai[1].platforms->name = machine_data->platform_name[1]; - ret = fsl_asoc_get_dma_channel(np, "fsl,capture-dma", - &machine_data->dai[1], - &machine_data->dma_channel_id[1], - &machine_data->dma_id[1]); - if (ret) { - dev_err(&pdev->dev, "missing/invalid capture DMA phandle\n"); - goto error; - } - - /* Initialize our DAI data structure. */ - machine_data->dai[0].stream_name = "playback"; - machine_data->dai[1].stream_name = "capture"; - machine_data->dai[0].name = machine_data->dai[0].stream_name; - machine_data->dai[1].name = machine_data->dai[1].stream_name; - - machine_data->card.probe = mpc8610_hpcd_machine_probe; - machine_data->card.remove = mpc8610_hpcd_machine_remove; - machine_data->card.name = pdev->name; /* The platform driver name */ - machine_data->card.owner = THIS_MODULE; - machine_data->card.dev = &pdev->dev; - machine_data->card.num_links = 2; - machine_data->card.dai_link = machine_data->dai; - - /* Register with ASoC */ - ret = snd_soc_register_card(&machine_data->card); - if (ret) { - dev_err(&pdev->dev, "could not register card\n"); - goto error; - } - - of_node_put(codec_np); - - return 0; - -error: - kfree(machine_data); -error_alloc: - of_node_put(codec_np); - return ret; -} - -/** - * mpc8610_hpcd_remove: remove the platform device - * - * This function is called when the platform device is removed. - */ -static void mpc8610_hpcd_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - struct mpc8610_hpcd_data *machine_data = - container_of(card, struct mpc8610_hpcd_data, card); - - snd_soc_unregister_card(card); - kfree(machine_data); -} - -static struct platform_driver mpc8610_hpcd_driver = { - .probe = mpc8610_hpcd_probe, - .remove_new = mpc8610_hpcd_remove, - .driver = { - /* The name must match 'compatible' property in the device tree, - * in lowercase letters. - */ - .name = "snd-soc-mpc8610hpcd", - }, -}; - -/** - * mpc8610_hpcd_init: machine driver initialization. - * - * This function is called when this module is loaded. - */ -static int __init mpc8610_hpcd_init(void) -{ - struct device_node *guts_np; - struct resource res; - - pr_info("Freescale MPC8610 HPCD ALSA SoC machine driver\n"); - - /* Get the physical address of the global utilities registers */ - guts_np = of_find_compatible_node(NULL, NULL, "fsl,mpc8610-guts"); - if (of_address_to_resource(guts_np, 0, &res)) { - pr_err("mpc8610-hpcd: missing/invalid global utilities node\n"); - of_node_put(guts_np); - return -EINVAL; - } - guts_phys = res.start; - of_node_put(guts_np); - - return platform_driver_register(&mpc8610_hpcd_driver); -} - -/** - * mpc8610_hpcd_exit: machine driver exit - * - * This function is called when this driver is unloaded. - */ -static void __exit mpc8610_hpcd_exit(void) -{ - platform_driver_unregister(&mpc8610_hpcd_driver); -} - -module_init(mpc8610_hpcd_init); -module_exit(mpc8610_hpcd_exit); - -MODULE_AUTHOR("Timur Tabi timur@freescale.com"); -MODULE_DESCRIPTION("Freescale MPC8610 HPCD ALSA SoC machine driver"); -MODULE_LICENSE("GPL v2");