static int imx27ads_timing_init(void)
{
/* configure cpld on cs4 */
imx27_setup_weimcs(4, 0x0000DCF6, 0x444A4541, 0x44443302);
/* configure synchronous mode for
* 16 bit nor flash on cs0 */
imx27_setup_weimcs(0, 0x0000CC03, 0xa0330D01, 0x00220800);
writew(0x00f0, 0xc0000000);
writew(0x00aa, 0xc0000aaa);
writew(0x0055, 0xc0000554);
writew(0x00d0, 0xc0000aaa);
writew(0x66ca, 0xc0000aaa);
writew(0x00f0, 0xc0000000);
imx27_setup_weimcs(0, 0x23524E80, 0x10000D03, 0x00720900);
/* Select FEC data through data path */
writew(0x0020, IMX_CS4_BASE + 0x10);
/* Enable CPLD FEC data path */
writew(0x0010, IMX_CS4_BASE + 0x14);
return 0;
}
static int eukrea_cpuimx27_console_init(void)
{
#ifdef CONFIG_DRIVER_SERIAL_IMX
imx_add_uart((void *)IMX_UART1_BASE, DEVICE_ID_DYNAMIC);
#endif
/* configure 8 bit UART on cs3 */
FMCR &= ~0x2;
imx27_setup_weimcs(3, 0x0000D603, 0x0D1D0D01, 0x00D20000);
#ifdef CONFIG_DRIVER_SERIAL_NS16550
add_ns16550_device(DEVICE_ID_DYNAMIC, IMX_CS3_BASE + QUART_OFFSET, 0xf,
IORESOURCE_MEM_16BIT, &quad_uart_serial_plat);
#endif
return 0;
}
static int pcm970_init(void)
{
int i;
unsigned int mode[] = {
/* USB Host 2 */
PA0_PF_USBH2_CLK,
PA1_PF_USBH2_DIR,
PA2_PF_USBH2_DATA7,
PA3_PF_USBH2_NXT,
4 | GPIO_PORTA | GPIO_GPIO | GPIO_OUT,
PD19_AF_USBH2_DATA4,
PD20_AF_USBH2_DATA3,
PD21_AF_USBH2_DATA6,
PD22_AF_USBH2_DATA0,
PD23_AF_USBH2_DATA2,
PD24_AF_USBH2_DATA1,
PD26_AF_USBH2_DATA5,
};
for (i = 0; i < ARRAY_SIZE(mode); i++)
imx_gpio_mode(mode[i]);
/* Configure SJA1000 on cs4 */
imx27_setup_weimcs(4, 0x0000DCF6, 0x444A0301, 0x44443302);
if (IS_ENABLED(CONFIG_USB)) {
/* Stop ULPI */
gpio_direction_output(4, 1);
mdelay(1);
imx_gpio_mode(PA4_PF_USBH2_STP);
imx27_add_usbh2(&pcm970_usbh2_pdata);
}
#ifdef CONFIG_DISK_INTF_PLATFORM_IDE
pcm970_ide_init();
#endif
if (IS_ENABLED(CONFIG_MCI_IMX))
pcm970_mmc_init();
return 0;
}
static int eukrea_cpuimx27_devices_init(void)
{
char *envdev = "no";
int i;
unsigned int mode[] = {
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 | GPIO_PUEN,
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,
PD17_PF_I2C_DATA,
PD18_PF_I2C_CLK,
#ifdef CONFIG_DRIVER_SERIAL_IMX
PE12_PF_UART1_TXD,
PE13_PF_UART1_RXD,
PE14_PF_UART1_CTS,
PE15_PF_UART1_RTS,
#endif
#ifdef CONFIG_DRIVER_VIDEO_IMX
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,
PA28_PF_HSYNC,
PA29_PF_VSYNC,
PA31_PF_OE_ACD,
GPIO_PORTE | 5 | GPIO_GPIO | GPIO_OUT,
GPIO_PORTA | 25 | GPIO_GPIO | GPIO_OUT,
#endif
};
/* configure 16 bit nor flash on cs0 */
imx27_setup_weimcs(0, 0x00008F03, 0xA0330D01, 0x002208C0);
/* initialize gpios */
for (i = 0; i < ARRAY_SIZE(mode); i++)
imx_gpio_mode(mode[i]);
add_cfi_flash_device(DEVICE_ID_DYNAMIC, 0xC0000000, 32 * 1024 * 1024, 0);
#ifdef CONFIG_EUKREA_CPUIMX27_NOR_64MB
add_cfi_flash_device(DEVICE_ID_DYNAMIC, 0xC2000000, 32 * 1024 * 1024, 0);
#endif
imx27_add_nand(&nand_info);
PCCR0 |= PCCR0_I2C1_EN;
i2c_register_board_info(0, i2c_devices, ARRAY_SIZE(i2c_devices));
imx27_add_i2c0(NULL);
devfs_add_partition("nor0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self0");
devfs_add_partition("nor0", 0x40000, 0x20000, DEVFS_PARTITION_FIXED, "env0");
protect_file("/dev/env0", 1);
envdev = "NOR";
printf("Using environment in %s Flash\n", envdev);
#ifdef CONFIG_DRIVER_VIDEO_IMX
imx_add_fb((void *)0x10021000, &eukrea_cpuimx27_fb_data);
gpio_direction_output(GPIO_PORTE | 5, 0);
gpio_set_value(GPIO_PORTE | 5, 1);
gpio_direction_output(GPIO_PORTA | 25, 0);
gpio_set_value(GPIO_PORTA | 25, 1);
#endif
armlinux_set_bootparams((void *)0xa0000100);
armlinux_set_architecture(MACH_TYPE_EUKREA_CPUIMX27);
return 0;
}
static int pcm038_devices_init(void)
{
int i;
u64 uid = 0;
char *envdev;
long sram_size;
unsigned int mode[] = {
/* 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 | GPIO_PUEN,
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,
PCM038_GPIO_FEC_RST | GPIO_GPIO | GPIO_OUT,
/* UART1 */
PE12_PF_UART1_TXD,
PE13_PF_UART1_RXD,
PE14_PF_UART1_CTS,
PE15_PF_UART1_RTS,
/* CSPI1 */
PD25_PF_CSPI1_RDY,
PD29_PF_CSPI1_SCLK,
PD30_PF_CSPI1_MISO,
PD31_PF_CSPI1_MOSI,
PCM038_GPIO_SPI_CS0 | GPIO_GPIO | GPIO_OUT,
#ifdef CONFIG_MACH_PCM970_BASEBOARD
PCM970_GPIO_SPI_CS1 | GPIO_GPIO | GPIO_OUT,
#endif
/* 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,
/* USB OTG */
PC7_PF_USBOTG_DATA5,
PC8_PF_USBOTG_DATA6,
PC9_PF_USBOTG_DATA0,
PC10_PF_USBOTG_DATA2,
PC11_PF_USBOTG_DATA1,
PC12_PF_USBOTG_DATA4,
PC13_PF_USBOTG_DATA3,
PE0_PF_USBOTG_NXT,
PCM038_GPIO_OTG_STP | GPIO_GPIO | GPIO_OUT,
PE2_PF_USBOTG_DIR,
PE24_PF_USBOTG_CLK,
PE25_PF_USBOTG_DATA7,
/* I2C1 */
PD17_PF_I2C_DATA | GPIO_PUEN,
PD18_PF_I2C_CLK,
/* I2C2 */
PC5_PF_I2C2_SDA,
PC6_PF_I2C2_SCL,
};
/* configure 16 bit nor flash on cs0 */
imx27_setup_weimcs(0, 0x22C2CF00, 0x75000D01, 0x00000900);
/* configure SRAM on cs1 */
imx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
/* SRAM can be up to 2MiB */
sram_size = get_ram_size((ulong *)MX27_CS1_BASE_ADDR, SZ_2M);
if (sram_size)
add_mem_device("ram1", MX27_CS1_BASE_ADDR, sram_size,
IORESOURCE_MEM_WRITEABLE);
/* initizalize gpios */
for (i = 0; i < ARRAY_SIZE(mode); i++)
imx_gpio_mode(mode[i]);
spi_register_board_info(pcm038_spi_board_info, ARRAY_SIZE(pcm038_spi_board_info));
imx27_add_spi0(&pcm038_spi_0_data);
pcm038_power_init();
add_cfi_flash_device(DEVICE_ID_DYNAMIC, 0xC0000000, 32 * 1024 * 1024, 0);
imx27_add_nand(&nand_info);
imx27_add_fb(&pcm038_fb_data);
imx27_add_i2c0(NULL);
imx27_add_i2c1(NULL);
/* Register the fec device after the PLL re-initialisation
* as the fec depends on the (now higher) ipg clock
*/
gpio_set_value(PCM038_GPIO_FEC_RST, 1);
imx27_add_fec(&fec_info);
/* Apply delay for STP line to stop ULPI */
gpio_direction_output(PCM038_GPIO_OTG_STP, 1);
mdelay(1);
imx_gpio_mode(PE1_PF_USBOTG_STP);
imx27_add_usbotg(&pcm038_otg_pdata);
switch (bootsource_get()) {
case BOOTSOURCE_NAND:
devfs_add_partition("nand0", 0, SZ_512K,
DEVFS_PARTITION_FIXED, "self_raw");
dev_add_bb_dev("self_raw", "self0");
devfs_add_partition("nand0", SZ_512K, SZ_128K,
DEVFS_PARTITION_FIXED, "env_raw");
dev_add_bb_dev("env_raw", "env0");
envdev = "NAND";
break;
default:
devfs_add_partition("nor0", 0, SZ_512K,
DEVFS_PARTITION_FIXED, "self0");
devfs_add_partition("nor0", SZ_512K, SZ_128K,
DEVFS_PARTITION_FIXED, "env0");
protect_file("/dev/env0", 1);
envdev = "NOR";
}
pr_notice("Using environment in %s Flash\n", envdev);
if (imx_iim_read(1, 0, &uid, 6) == 6)
armlinux_set_serial(uid);
armlinux_set_bootparams((void *)0xa0000100);
armlinux_set_architecture(MACH_TYPE_PCM038);
return 0;
}
