From mboxrd@z Thu Jan 1 00:00:00 1970 From: eric@eukrea.com (=?UTF-8?q?Eric=20B=C3=A9nard?=) Date: Fri, 25 Feb 2011 14:38:26 +0100 Subject: [PATCH 1/6] eukrea_mbimxsd: add audio support Message-ID: <1298641111-12957-1-git-send-email-eric@eukrea.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Signed-off-by: Eric B?nard --- arch/arm/mach-mx5/Kconfig | 1 + arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c | 28 ++++++++++++++++++++++++++ 2 files changed, 29 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 4e4d7af..ded1d2d 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -108,6 +108,7 @@ config MACH_EUKREA_MBIMXSD51_BASEBOARD prompt "Eukrea MBIMXSD development board" bool select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX + select IMX_HAVE_PLATFORM_IMX_SSI help This adds board specific devices that can be found on Eukrea's MBIMXSD evaluation board. diff --git a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c index c372a43..712061c 100644 --- a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c +++ b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c @@ -67,6 +67,11 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { MX51_PAD_SD1_DATA1__SD1_DATA1, MX51_PAD_SD1_DATA2__SD1_DATA2, MX51_PAD_SD1_DATA3__SD1_DATA3, + /* SSI */ + MX51_PAD_AUD3_BB_TXD__AUD3_TXD, + MX51_PAD_AUD3_BB_RXD__AUD3_RXD, + MX51_PAD_AUD3_BB_CK__AUD3_TXC, + MX51_PAD_AUD3_BB_FS__AUD3_TXFS, }; #define GPIO_LED1 IMX_GPIO_NR(3, 30) @@ -133,6 +138,11 @@ static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { }, }; +static const +struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = { + .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, +}; + /* * system init for baseboard usage. Will be called by cpuimx51sd init. * @@ -145,10 +155,28 @@ void __init eukrea_mbimxsd51_baseboard_init(void) ARRAY_SIZE(eukrea_mbimxsd_pads))) printk(KERN_ERR "error setting mbimxsd pads !\n"); +#if defined(CONFIG_SND_SOC_EUKREA_TLV320) + /* SSI unit master I2S codec connected to SSI_AUD3 */ + mxc_audmux_v2_configure_port(0, + MXC_AUDMUX_V2_PTCR_SYN | + MXC_AUDMUX_V2_PTCR_TFSDIR | + MXC_AUDMUX_V2_PTCR_TFSEL(2) | + MXC_AUDMUX_V2_PTCR_TCLKDIR | + MXC_AUDMUX_V2_PTCR_TCSEL(2), + MXC_AUDMUX_V2_PDCR_RXDSEL(2) + ); + mxc_audmux_v2_configure_port(2, + MXC_AUDMUX_V2_PTCR_SYN | + MXC_AUDMUX_V2_PTCR_TCSEL(0), + MXC_AUDMUX_V2_PDCR_RXDSEL(0) + ); +#endif + imx51_add_imx_uart(1, NULL); imx51_add_imx_uart(2, &uart_pdata); imx51_add_sdhci_esdhc_imx(0, NULL); + imx51_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); gpio_request(GPIO_LED1, "LED1"); gpio_direction_output(GPIO_LED1, 1); -- 1.7.4