diff options
Diffstat (limited to 'arch/arm/mach-mx2/pcm038.c')
| -rw-r--r-- | arch/arm/mach-mx2/pcm038.c | 195 |
1 files changed, 70 insertions, 125 deletions
diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c index aa4eaa61d1b..a4628d00434 100644 --- a/arch/arm/mach-mx2/pcm038.c +++ b/arch/arm/mach-mx2/pcm038.c @@ -17,28 +17,84 @@ * MA 02110-1301, USA. */ -#include <linux/platform_device.h> -#include <linux/mtd/physmap.h> -#include <linux/mtd/plat-ram.h> -#include <linux/io.h> #include <linux/i2c.h> #include <linux/i2c/at24.h> +#include <linux/io.h> +#include <linux/mtd/plat-ram.h> +#include <linux/mtd/physmap.h> +#include <linux/platform_device.h> -#include <asm/mach/arch.h> #include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include <mach/board-pcm038.h> #include <mach/common.h> #include <mach/hardware.h> -#include <mach/iomux.h> -#ifdef CONFIG_I2C_IMX #include <mach/i2c.h> -#endif -#include <asm/mach/time.h> +#include <mach/iomux.h> #include <mach/imx-uart.h> -#include <mach/board-pcm038.h> #include <mach/mxc_nand.h> #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 @@ -88,107 +144,16 @@ 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 int uart_mxc_port0_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart0_pins, - ARRAY_SIZE(mxc_uart0_pins)); - return 0; -} - -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 int uart_mxc_port1_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart1_pins, - ARRAY_SIZE(mxc_uart1_pins)); - return 0; -} - -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 int uart_mxc_port2_exit(struct platform_device *pdev) -{ - mxc_gpio_release_multiple_pins(mxc_uart2_pins, - ARRAY_SIZE(mxc_uart2_pins)); - return 0; -} - 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, @@ -210,27 +175,8 @@ static void __init pcm038_init_sram(void) __raw_writel(0x22220a00, CSCR_A(1)); } -#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 = { @@ -253,11 +199,12 @@ static struct i2c_board_info pcm038_i2c_devices[] = { .type = "lm75" } }; -#endif 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]); @@ -267,13 +214,11 @@ static void __init pcm038_init(void) mxc_gpio_mode(PE16_AF_OWIRE); mxc_register_device(&mxc_nand_device, &pcm038_nand_board_info); -#ifdef CONFIG_I2C_IMX /* only the i2c master 1 is used on this CPU card */ i2c_register_board_info(1, pcm038_i2c_devices, ARRAY_SIZE(pcm038_i2c_devices)); mxc_register_device(&mxc_i2c_device1, &pcm038_i2c_1_data); -#endif platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); @@ -295,7 +240,7 @@ MACHINE_START(PCM038, "phyCORE-i.MX27") .phys_io = AIPI_BASE_ADDR, .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x100, - .map_io = mxc_map_io, + .map_io = mx27_map_io, .init_irq = mxc_init_irq, .init_machine = pcm038_init, .timer = &pcm038_timer, |