diff options
| -rw-r--r-- | arch/arm/mach-mx5/Kconfig | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/board-mx53_loco.c | 55 |
2 files changed, 54 insertions, 3 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 4df5dbd3e46..d5df5393fbd 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -42,6 +42,7 @@ config SOC_IMX53 select ARM_L1_CACHE_SHIFT_6 select MXC_TZIC select ARCH_MXC_IOMUX_V3 + select ARCH_MXC_AUDMUX_V2 select ARCH_HAS_CPUFREQ select ARCH_MX5 select ARCH_MX53 @@ -218,6 +219,7 @@ config MACH_MX53_LOCO select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX select IMX_HAVE_PLATFORM_GPIO_KEYS select LEDS_GPIO_REGISTER + select IMX_HAVE_PLATFORM_IMX_SSI help Include support for MX53 LOCO platform. This includes specific configurations for the board and its peripherals. diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c index 0ac537e83d9..ecb0359e9e4 100644 --- a/arch/arm/mach-mx5/board-mx53_loco.c +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -42,6 +42,7 @@ #include "usb.h" #define MX53_LOCO_POWER IMX_GPIO_NR(1, 8) +#define LOCO_HEADPHONE_DET IMX_GPIO_NR(2, 5) #define MX53_LOCO_UI1 IMX_GPIO_NR(2, 14) #define MX53_LOCO_UI2 IMX_GPIO_NR(2, 15) #define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6) @@ -236,6 +237,49 @@ static const struct esdhc_platform_data mx53_loco_sd3_data __initconst = { .wp_type = ESDHC_WP_GPIO, }; +static struct mxc_audio_platform_data loco_audio_data; + +static int loco_sgtl5000_init(void) +{ + struct clk *ssi_ext1; + int rate; + + ssi_ext1 = clk_get(NULL, "ssi_ext1_clk"); + if (IS_ERR(ssi_ext1)) + return -1; + + rate = clk_round_rate(ssi_ext1, 24000000); + if (rate < 8000000 || rate > 27000000) { + pr_err("Error: SGTL5000 mclk freq %d out of range!\n", + rate); + clk_put(ssi_ext1); + return -1; + } + + loco_audio_data.sysclk = rate; + clk_set_rate(ssi_ext1, rate); + clk_enable(ssi_ext1); + + return 0; +} + +static struct imx_ssi_platform_data loco_ssi_pdata = { + .flags = IMX_SSI_DMA, +}; + +static struct mxc_audio_platform_data loco_audio_data = { + .ssi_num = 1, + .src_port = 2, + .ext_port = 5, + .init = loco_sgtl5000_init, + .hp_gpio = LOCO_HEADPHONE_DET, + .hp_active_low = 1, +}; + +static struct platform_device loco_audio_device = { + .name = "imx-sgtl5000", +}; + static inline void mx53_loco_fec_reset(void) { int ret; @@ -282,6 +326,10 @@ static struct i2c_board_info mxc_i2c0_board_info[] __initdata = { static struct i2c_board_info mxc_i2c1_board_info[] __initdata = { { + .type = "sgtl5000", + .addr = 0x0a, + }, + { .type = "sii902x", .addr = 0x39, .irq = gpio_to_irq(LOCO_DISP0_DET_INT), @@ -457,19 +505,20 @@ static void __init mx53_loco_board_init(void) imx53_add_imx2_wdt(0, NULL); imx53_add_imx_i2c(0, &mx53_loco_i2c_data); imx53_add_imx_i2c(1, &mx53_loco_i2c_data); + i2c_register_board_info(0, mxc_i2c0_board_info, + ARRAY_SIZE(mxc_i2c0_board_info)); i2c_register_board_info(1, mxc_i2c1_board_info, ARRAY_SIZE(mxc_i2c1_board_info)); imx53_add_sdhci_esdhc_imx(0, &mx53_loco_sd1_data); imx53_add_sdhci_esdhc_imx(2, &mx53_loco_sd3_data); + mxc_register_device(&loco_audio_device, &loco_audio_data); + imx53_add_imx_ssi(1, &loco_ssi_pdata); imx53_add_srtc(); imx_add_gpio_keys(&loco_button_data); gpio_led_register_device(-1, &mx53loco_leds_data); irq_set_irq_wake(gpio_to_irq(MX53_LOCO_POWER), 1); imx53_add_iim(&iim_data); - i2c_register_board_info(0, mxc_i2c0_board_info, - ARRAY_SIZE(mxc_i2c0_board_info)); - imx53_add_ahci_imx(0, NULL); mxc_register_device(&mxc_pm_device, &loco_pm_data); mx53_loco_init_da9052(); |