diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mx2/pcm038.c | 167 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/pcm970-baseboard.c | 113 |
2 files changed, 124 insertions, 156 deletions
diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c index 7f3a62e2cfc..35fb96fe933 100644 --- a/arch/arm/mach-mx2/pcm038.c +++ b/arch/arm/mach-mx2/pcm038.c @@ -39,6 +39,63 @@ #include "devices.h" +static int pcm038_pins[] = { + /* UART1 */ + PE12_PF_UART1_TXD, + PE13_PF_UART1_RXD, + PE14_PF_UART1_CTS, + PE15_PF_UART1_RTS, + /* UART2 */ + PE3_PF_UART2_CTS, + PE4_PF_UART2_RTS, + PE6_PF_UART2_TXD, + PE7_PF_UART2_RXD, + /* UART3 */ + PE8_PF_UART3_TXD, + PE9_PF_UART3_RXD, + PE10_PF_UART3_CTS, + PE11_PF_UART3_RTS, + /* FEC */ + PD0_AIN_FEC_TXD0, + PD1_AIN_FEC_TXD1, + PD2_AIN_FEC_TXD2, + PD3_AIN_FEC_TXD3, + PD4_AOUT_FEC_RX_ER, + PD5_AOUT_FEC_RXD1, + PD6_AOUT_FEC_RXD2, + PD7_AOUT_FEC_RXD3, + PD8_AF_FEC_MDIO, + PD9_AIN_FEC_MDC, + PD10_AOUT_FEC_CRS, + PD11_AOUT_FEC_TX_CLK, + PD12_AOUT_FEC_RXD0, + PD13_AOUT_FEC_RX_DV, + PD14_AOUT_FEC_RX_CLK, + PD15_AOUT_FEC_COL, + PD16_AIN_FEC_TX_ER, + PF23_AIN_FEC_TX_EN, + /* I2C2 */ + PC5_PF_I2C2_SDA, + PC6_PF_I2C2_SCL, + /* SPI1 */ + PD25_PF_CSPI1_RDY, + PD27_PF_CSPI1_SS1, + PD28_PF_CSPI1_SS0, + PD29_PF_CSPI1_SCLK, + PD30_PF_CSPI1_MISO, + PD31_PF_CSPI1_MOSI, + /* SSI1 */ + PC20_PF_SSI1_FS, + PC21_PF_SSI1_RXD, + PC22_PF_SSI1_TXD, + PC23_PF_SSI1_CLK, + /* SSI4 */ + PC16_PF_SSI4_FS, + PC17_PF_SSI4_RXD, + PC18_PF_SSI4_TXD, + PC19_PF_SSI4_CLK, +}; + /* * Phytec's PCM038 comes with 2MiB battery buffered SRAM, * 16 bit width @@ -88,104 +145,16 @@ static struct platform_device pcm038_nor_mtd_device = { .resource = &pcm038_flash_resource, }; -static int mxc_uart0_pins[] = { - PE12_PF_UART1_TXD, - PE13_PF_UART1_RXD, - PE14_PF_UART1_CTS, - PE15_PF_UART1_RTS -}; - -static int uart_mxc_port0_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins), "UART0"); -} - -static void uart_mxc_port0_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins)); -} - -static int mxc_uart1_pins[] = { - PE3_PF_UART2_CTS, - PE4_PF_UART2_RTS, - PE6_PF_UART2_TXD, - PE7_PF_UART2_RXD -}; - -static int uart_mxc_port1_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins), "UART1"); -} - -static void uart_mxc_port1_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins)); -} - -static int mxc_uart2_pins[] = { PE8_PF_UART3_TXD, - PE9_PF_UART3_RXD, - PE10_PF_UART3_CTS, - PE11_PF_UART3_RTS }; - -static int uart_mxc_port2_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins), "UART2"); -} - -static void uart_mxc_port2_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins)); -} - static struct imxuart_platform_data uart_pdata[] = { { - .init = uart_mxc_port0_init, - .exit = uart_mxc_port0_exit, .flags = IMXUART_HAVE_RTSCTS, }, { - .init = uart_mxc_port1_init, - .exit = uart_mxc_port1_exit, .flags = IMXUART_HAVE_RTSCTS, }, { - .init = uart_mxc_port2_init, - .exit = uart_mxc_port2_exit, .flags = IMXUART_HAVE_RTSCTS, }, }; -static int mxc_fec_pins[] = { - PD0_AIN_FEC_TXD0, - PD1_AIN_FEC_TXD1, - PD2_AIN_FEC_TXD2, - PD3_AIN_FEC_TXD3, - PD4_AOUT_FEC_RX_ER, - PD5_AOUT_FEC_RXD1, - PD6_AOUT_FEC_RXD2, - PD7_AOUT_FEC_RXD3, - PD8_AF_FEC_MDIO, - PD9_AIN_FEC_MDC, - PD10_AOUT_FEC_CRS, - PD11_AOUT_FEC_TX_CLK, - PD12_AOUT_FEC_RXD0, - PD13_AOUT_FEC_RX_DV, - PD14_AOUT_FEC_RX_CLK, - PD15_AOUT_FEC_COL, - PD16_AIN_FEC_TX_ER, - PF23_AIN_FEC_TX_EN -}; - -static void gpio_fec_active(void) -{ - mxc_gpio_setup_multiple_pins(mxc_fec_pins, - ARRAY_SIZE(mxc_fec_pins), "FEC"); -} - static struct mxc_nand_platform_data pcm038_nand_board_info = { .width = 1, .hw_ecc = 1, @@ -208,26 +177,8 @@ static void __init pcm038_init_sram(void) } #ifdef CONFIG_I2C_IMX -static int mxc_i2c1_pins[] = { - PC5_PF_I2C2_SDA, - PC6_PF_I2C2_SCL -}; - -static int pcm038_i2c_1_init(struct device *dev) -{ - return mxc_gpio_setup_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins), - "I2C1"); -} - -static void pcm038_i2c_1_exit(struct device *dev) -{ - mxc_gpio_release_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins)); -} - static struct imxi2c_platform_data pcm038_i2c_1_data = { .bitrate = 100000, - .init = pcm038_i2c_1_init, - .exit = pcm038_i2c_1_exit, }; static struct at24_platform_data board_eeprom = { @@ -254,7 +205,9 @@ static struct i2c_board_info pcm038_i2c_devices[] = { static void __init pcm038_init(void) { - gpio_fec_active(); + mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins), + "PCM038"); + pcm038_init_sram(); mxc_register_device(&mxc_uart_device0, &uart_pdata[0]); diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c index 16f33443efc..6dcd625f3f4 100644 --- a/arch/arm/mach-mx2/pcm970-baseboard.c +++ b/arch/arm/mach-mx2/pcm970-baseboard.c @@ -30,57 +30,93 @@ #include "devices.h" -static int pcm970_sdhc2_get_ro(struct device *dev) -{ - return gpio_get_value(GPIO_PORTC + 28); -} - -static int pcm970_sdhc2_pins[] = { +static int pcm970_pins[] = { + /* SDHC */ PB4_PF_SD2_D0, PB5_PF_SD2_D1, PB6_PF_SD2_D2, PB7_PF_SD2_D3, PB8_PF_SD2_CMD, PB9_PF_SD2_CLK, + GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN, /* card detect */ + /* display */ + PA5_PF_LSCLK, + PA6_PF_LD0, + PA7_PF_LD1, + PA8_PF_LD2, + PA9_PF_LD3, + PA10_PF_LD4, + PA11_PF_LD5, + PA12_PF_LD6, + PA13_PF_LD7, + PA14_PF_LD8, + PA15_PF_LD9, + PA16_PF_LD10, + PA17_PF_LD11, + PA18_PF_LD12, + PA19_PF_LD13, + PA20_PF_LD14, + PA21_PF_LD15, + PA22_PF_LD16, + PA23_PF_LD17, + PA24_PF_REV, + PA25_PF_CLS, + PA26_PF_PS, + PA27_PF_SPL_SPR, + PA28_PF_HSYNC, + PA29_PF_VSYNC, + PA30_PF_CONTRAST, + PA31_PF_OE_ACD, + /* + * it seems the data line misses a pullup, so we must enable + * the internal pullup as a local workaround + */ + PD17_PF_I2C_DATA | GPIO_PUEN, + PD18_PF_I2C_CLK, + /* Camera */ + PB10_PF_CSI_D0, + PB11_PF_CSI_D1, + PB12_PF_CSI_D2, + PB13_PF_CSI_D3, + PB14_PF_CSI_D4, + PB15_PF_CSI_MCLK, + PB16_PF_CSI_PIXCLK, + PB17_PF_CSI_D5, + PB18_PF_CSI_D6, + PB19_PF_CSI_D7, + PB20_PF_CSI_VSYNC, + PB21_PF_CSI_HSYNC, }; +static int pcm970_sdhc2_get_ro(struct device *dev) +{ + return gpio_get_value(GPIO_PORTC + 28); +} + static int pcm970_sdhc2_init(struct device *dev, irq_handler_t detect_irq, void *data) { int ret; - ret = mxc_gpio_setup_multiple_pins(pcm970_sdhc2_pins, - ARRAY_SIZE(pcm970_sdhc2_pins), "sdhc2"); - if(ret) - return ret; - - ret = request_irq(IRQ_GPIOC(29), detect_irq, 0, + ret = request_irq(IRQ_GPIOC(29), detect_irq, IRQF_TRIGGER_FALLING, "imx-mmc-detect", data); if (ret) - goto out_release_gpio; - - set_irq_type(IRQ_GPIOC(29), IRQF_TRIGGER_FALLING); + return ret; ret = gpio_request(GPIO_PORTC + 28, "imx-mmc-ro"); - if (ret) - goto out_release_gpio; + if (ret) { + free_irq(IRQ_GPIOC(29), data); + return ret; + } - mxc_gpio_mode((GPIO_PORTC | 28) | GPIO_GPIO | GPIO_IN); gpio_direction_input(GPIO_PORTC + 28); return 0; - -out_release_gpio: - mxc_gpio_release_multiple_pins(pcm970_sdhc2_pins, - ARRAY_SIZE(pcm970_sdhc2_pins)); - return ret; } static void pcm970_sdhc2_exit(struct device *dev, void *data) { free_irq(IRQ_GPIOC(29), data); gpio_free(GPIO_PORTC + 28); - mxc_gpio_release_multiple_pins(pcm970_sdhc2_pins, - ARRAY_SIZE(pcm970_sdhc2_pins)); } static struct imxmmc_platform_data sdhc_pdata = { @@ -89,27 +125,6 @@ static struct imxmmc_platform_data sdhc_pdata = { .exit = pcm970_sdhc2_exit, }; -static int mxc_fb_pins[] = { - PA5_PF_LSCLK, PA6_PF_LD0, PA7_PF_LD1, PA8_PF_LD2, - PA9_PF_LD3, PA10_PF_LD4, PA11_PF_LD5, PA12_PF_LD6, - PA13_PF_LD7, PA14_PF_LD8, PA15_PF_LD9, PA16_PF_LD10, - PA17_PF_LD11, PA18_PF_LD12, PA19_PF_LD13, PA20_PF_LD14, - PA21_PF_LD15, PA22_PF_LD16, PA23_PF_LD17, PA24_PF_REV, - PA25_PF_CLS, PA26_PF_PS, PA27_PF_SPL_SPR, PA28_PF_HSYNC, - PA29_PF_VSYNC, PA30_PF_CONTRAST, PA31_PF_OE_ACD -}; - -static int pcm038_fb_init(struct platform_device *pdev) -{ - return mxc_gpio_setup_multiple_pins(mxc_fb_pins, - ARRAY_SIZE(mxc_fb_pins), "FB"); -} - -static void pcm038_fb_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_fb_pins, ARRAY_SIZE(mxc_fb_pins)); -} - /* * Connected is a portrait Sharp-QVGA display * of type: LQ035Q7DH06 @@ -142,9 +157,6 @@ static struct imx_fb_platform_data pcm038_fb_data = { .pwmr = 0x00A903FF, .lscr1 = 0x00120300, .dmacr = 0x00020010, - - .init = pcm038_fb_init, - .exit = pcm038_fb_exit, }; /* @@ -155,6 +167,9 @@ static struct imx_fb_platform_data pcm038_fb_data = { */ void __init pcm970_baseboard_init(void) { + mxc_gpio_setup_multiple_pins(pcm970_pins, ARRAY_SIZE(pcm970_pins), + "PCM970"); + mxc_register_device(&mxc_fb_device, &pcm038_fb_data); mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata); } |