static int __devinit imx_mc13783_probe(struct platform_device *pdev) { int ret; imx_mc13783.dev = &pdev->dev; ret = snd_soc_register_card(&imx_mc13783); if (ret) { dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret); return ret; } if (machine_is_mx31_3ds()) { imx_audmux_v2_configure_port(MX31_AUDMUX_PORT4_SSI_PINS_4, IMX_AUDMUX_V2_PTCR_SYN, IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0) | IMX_AUDMUX_V2_PDCR_MODE(1) | IMX_AUDMUX_V2_PDCR_INMMASK(0xfc)); imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, IMX_AUDMUX_V2_PTCR_SYN | IMX_AUDMUX_V2_PTCR_TFSDIR | IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | IMX_AUDMUX_V2_PTCR_TCLKDIR | IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | IMX_AUDMUX_V2_PTCR_RFSDIR | IMX_AUDMUX_V2_PTCR_RFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | IMX_AUDMUX_V2_PTCR_RCLKDIR | IMX_AUDMUX_V2_PTCR_RCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4), IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT4_SSI_PINS_4)); } else if (machine_is_mx27_3ds()) { imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0, IMX_AUDMUX_V1_PCR_SYN | IMX_AUDMUX_V1_PCR_TFSDIR | IMX_AUDMUX_V1_PCR_TCLKDIR | IMX_AUDMUX_V1_PCR_RFSDIR | IMX_AUDMUX_V1_PCR_RCLKDIR | IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | IMX_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) ); imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4, IMX_AUDMUX_V1_PCR_SYN | IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0) ); } return ret; }
static int fsl_asoc_card_audmux_init(struct device_node *np, struct fsl_asoc_card_priv *priv) { struct device *dev = &priv->pdev->dev; u32 int_ptcr = 0, ext_ptcr = 0; int int_port, ext_port; int ret; ret = of_property_read_u32(np, "mux-int-port", &int_port); if (ret) { dev_err(dev, "mux-int-port missing or invalid\n"); return ret; } ret = of_property_read_u32(np, "mux-ext-port", &ext_port); if (ret) { dev_err(dev, "mux-ext-port missing or invalid\n"); return ret; } /* * The port numbering in the hardware manual starts at 1, while * the AUDMUX API expects it starts at 0. */ int_port--; ext_port--; /* * Use asynchronous mode (6 wires) for all cases except AC97. * If only 4 wires are needed, just set SSI into * synchronous mode and enable 4 PADs in IOMUX. */ switch (priv->dai_fmt & SND_SOC_DAIFMT_MASTER_MASK) { case SND_SOC_DAIFMT_CBM_CFM: int_ptcr = IMX_AUDMUX_V2_PTCR_RFSEL(8 | ext_port) | IMX_AUDMUX_V2_PTCR_RCSEL(8 | ext_port) | IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) | IMX_AUDMUX_V2_PTCR_TCSEL(ext_port) | IMX_AUDMUX_V2_PTCR_RFSDIR | IMX_AUDMUX_V2_PTCR_RCLKDIR | IMX_AUDMUX_V2_PTCR_TFSDIR | IMX_AUDMUX_V2_PTCR_TCLKDIR; break; case SND_SOC_DAIFMT_CBM_CFS: int_ptcr = IMX_AUDMUX_V2_PTCR_RCSEL(8 | ext_port) | IMX_AUDMUX_V2_PTCR_TCSEL(ext_port) | IMX_AUDMUX_V2_PTCR_RCLKDIR | IMX_AUDMUX_V2_PTCR_TCLKDIR; ext_ptcr = IMX_AUDMUX_V2_PTCR_RFSEL(8 | int_port) | IMX_AUDMUX_V2_PTCR_TFSEL(int_port) | IMX_AUDMUX_V2_PTCR_RFSDIR | IMX_AUDMUX_V2_PTCR_TFSDIR; break; case SND_SOC_DAIFMT_CBS_CFM: int_ptcr = IMX_AUDMUX_V2_PTCR_RFSEL(8 | ext_port) | IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) | IMX_AUDMUX_V2_PTCR_RFSDIR | IMX_AUDMUX_V2_PTCR_TFSDIR; ext_ptcr = IMX_AUDMUX_V2_PTCR_RCSEL(8 | int_port) | IMX_AUDMUX_V2_PTCR_TCSEL(int_port) | IMX_AUDMUX_V2_PTCR_RCLKDIR | IMX_AUDMUX_V2_PTCR_TCLKDIR; break; case SND_SOC_DAIFMT_CBS_CFS: ext_ptcr = IMX_AUDMUX_V2_PTCR_RFSEL(8 | int_port) | IMX_AUDMUX_V2_PTCR_RCSEL(8 | int_port) | IMX_AUDMUX_V2_PTCR_TFSEL(int_port) | IMX_AUDMUX_V2_PTCR_TCSEL(int_port) | IMX_AUDMUX_V2_PTCR_RFSDIR | IMX_AUDMUX_V2_PTCR_RCLKDIR | IMX_AUDMUX_V2_PTCR_TFSDIR | IMX_AUDMUX_V2_PTCR_TCLKDIR; break; default: if (!fsl_asoc_card_is_ac97(priv)) return -EINVAL; } if (fsl_asoc_card_is_ac97(priv)) { int_ptcr = IMX_AUDMUX_V2_PTCR_SYN | IMX_AUDMUX_V2_PTCR_TCSEL(ext_port) | IMX_AUDMUX_V2_PTCR_TCLKDIR; ext_ptcr = IMX_AUDMUX_V2_PTCR_SYN | IMX_AUDMUX_V2_PTCR_TFSEL(int_port) | IMX_AUDMUX_V2_PTCR_TFSDIR; } /* Asynchronous mode can not be set along with RCLKDIR */ if (!fsl_asoc_card_is_ac97(priv)) { unsigned int pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port); ret = imx_audmux_v2_configure_port(int_port, 0, pdcr); if (ret) { dev_err(dev, "audmux internal port setup failed\n"); return ret; } } ret = imx_audmux_v2_configure_port(int_port, int_ptcr, IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port)); if (ret) { dev_err(dev, "audmux internal port setup failed\n"); return ret; } if (!fsl_asoc_card_is_ac97(priv)) { unsigned int pdcr = IMX_AUDMUX_V2_PDCR_RXDSEL(int_port); ret = imx_audmux_v2_configure_port(ext_port, 0, pdcr); if (ret) { dev_err(dev, "audmux external port setup failed\n"); return ret; } } ret = imx_audmux_v2_configure_port(ext_port, ext_ptcr, IMX_AUDMUX_V2_PDCR_RXDSEL(int_port)); if (ret) { dev_err(dev, "audmux external port setup failed\n"); return ret; } return 0; }