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212 lines
4.8 KiB
212 lines
4.8 KiB
// SPDX-License-Identifier: GPL-2.0 |
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// |
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// Copyright 2009 Wolfson Microelectronics |
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// Mark Brown <[email protected]> |
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#include <linux/kernel.h> |
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#include <linux/string.h> |
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#include <linux/platform_device.h> |
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#include <linux/dma-mapping.h> |
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#include <linux/gpio.h> |
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#include <linux/export.h> |
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#include <mach/irqs.h> |
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#include "map.h" |
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#include "devs.h" |
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#include <linux/platform_data/asoc-s3c.h> |
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#include "gpio-cfg.h" |
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#include "gpio-samsung.h" |
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static int s3c64xx_i2s_cfg_gpio(struct platform_device *pdev) |
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{ |
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unsigned int base; |
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switch (pdev->id) { |
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case 0: |
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base = S3C64XX_GPD(0); |
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break; |
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case 1: |
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base = S3C64XX_GPE(0); |
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break; |
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case 2: |
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s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C_GPIO_SFN(5)); |
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s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C_GPIO_SFN(5)); |
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s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C_GPIO_SFN(5)); |
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s3c_gpio_cfgpin_range(S3C64XX_GPH(6), 4, S3C_GPIO_SFN(5)); |
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return 0; |
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default: |
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printk(KERN_DEBUG "Invalid I2S Controller number: %d\n", |
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pdev->id); |
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return -EINVAL; |
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} |
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s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(3)); |
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return 0; |
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} |
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static struct resource s3c64xx_iis0_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS0, SZ_256), |
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}; |
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static struct s3c_audio_pdata i2s0_pdata = { |
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.cfg_gpio = s3c64xx_i2s_cfg_gpio, |
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}; |
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struct platform_device s3c64xx_device_iis0 = { |
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.name = "samsung-i2s", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(s3c64xx_iis0_resource), |
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.resource = s3c64xx_iis0_resource, |
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.dev = { |
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.platform_data = &i2s0_pdata, |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_iis0); |
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static struct resource s3c64xx_iis1_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_IIS1, SZ_256), |
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}; |
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static struct s3c_audio_pdata i2s1_pdata = { |
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.cfg_gpio = s3c64xx_i2s_cfg_gpio, |
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}; |
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struct platform_device s3c64xx_device_iis1 = { |
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.name = "samsung-i2s", |
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.id = 1, |
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.num_resources = ARRAY_SIZE(s3c64xx_iis1_resource), |
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.resource = s3c64xx_iis1_resource, |
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.dev = { |
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.platform_data = &i2s1_pdata, |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_iis1); |
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static struct resource s3c64xx_iisv4_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_IISV4, SZ_256), |
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}; |
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static struct s3c_audio_pdata i2sv4_pdata = { |
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.cfg_gpio = s3c64xx_i2s_cfg_gpio, |
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.type = { |
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.quirks = QUIRK_PRI_6CHAN, |
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}, |
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}; |
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struct platform_device s3c64xx_device_iisv4 = { |
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.name = "samsung-i2s", |
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.id = 2, |
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.num_resources = ARRAY_SIZE(s3c64xx_iisv4_resource), |
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.resource = s3c64xx_iisv4_resource, |
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.dev = { |
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.platform_data = &i2sv4_pdata, |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_iisv4); |
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/* PCM Controller platform_devices */ |
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static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev) |
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{ |
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unsigned int base; |
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switch (pdev->id) { |
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case 0: |
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base = S3C64XX_GPD(0); |
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break; |
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case 1: |
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base = S3C64XX_GPE(0); |
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break; |
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default: |
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printk(KERN_DEBUG "Invalid PCM Controller number: %d\n", |
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pdev->id); |
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return -EINVAL; |
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} |
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s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(2)); |
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return 0; |
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} |
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static struct resource s3c64xx_pcm0_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM0, SZ_256), |
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}; |
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static struct s3c_audio_pdata s3c_pcm0_pdata = { |
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.cfg_gpio = s3c64xx_pcm_cfg_gpio, |
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}; |
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struct platform_device s3c64xx_device_pcm0 = { |
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.name = "samsung-pcm", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(s3c64xx_pcm0_resource), |
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.resource = s3c64xx_pcm0_resource, |
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.dev = { |
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.platform_data = &s3c_pcm0_pdata, |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_pcm0); |
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static struct resource s3c64xx_pcm1_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_PCM1, SZ_256), |
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}; |
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static struct s3c_audio_pdata s3c_pcm1_pdata = { |
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.cfg_gpio = s3c64xx_pcm_cfg_gpio, |
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}; |
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struct platform_device s3c64xx_device_pcm1 = { |
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.name = "samsung-pcm", |
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.id = 1, |
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.num_resources = ARRAY_SIZE(s3c64xx_pcm1_resource), |
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.resource = s3c64xx_pcm1_resource, |
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.dev = { |
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.platform_data = &s3c_pcm1_pdata, |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_pcm1); |
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/* AC97 Controller platform devices */ |
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static int s3c64xx_ac97_cfg_gpd(struct platform_device *pdev) |
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{ |
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return s3c_gpio_cfgpin_range(S3C64XX_GPD(0), 5, S3C_GPIO_SFN(4)); |
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} |
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static int s3c64xx_ac97_cfg_gpe(struct platform_device *pdev) |
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{ |
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return s3c_gpio_cfgpin_range(S3C64XX_GPE(0), 5, S3C_GPIO_SFN(4)); |
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} |
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static struct resource s3c64xx_ac97_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C64XX_PA_AC97, SZ_256), |
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[1] = DEFINE_RES_IRQ(IRQ_AC97), |
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}; |
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static struct s3c_audio_pdata s3c_ac97_pdata = { |
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}; |
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static u64 s3c64xx_ac97_dmamask = DMA_BIT_MASK(32); |
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struct platform_device s3c64xx_device_ac97 = { |
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.name = "samsung-ac97", |
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.id = -1, |
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.num_resources = ARRAY_SIZE(s3c64xx_ac97_resource), |
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.resource = s3c64xx_ac97_resource, |
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.dev = { |
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.platform_data = &s3c_ac97_pdata, |
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.dma_mask = &s3c64xx_ac97_dmamask, |
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.coherent_dma_mask = DMA_BIT_MASK(32), |
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}, |
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}; |
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EXPORT_SYMBOL(s3c64xx_device_ac97); |
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void __init s3c64xx_ac97_setup_gpio(int num) |
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{ |
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if (num == S3C64XX_AC97_GPD) |
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s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpd; |
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else |
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s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpe; |
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}
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