Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | * TI DA830/OMAP L137 EVM board |
| 3 | * |
| 4 | * Author: Mark A. Greer <mgreer@mvista.com> |
| 5 | * Derived from: arch/arm/mach-davinci/board-dm644x-evm.c |
| 6 | * |
| 7 | * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under |
| 8 | * the terms of the GNU General Public License version 2. This program |
| 9 | * is licensed "as is" without any warranty of any kind, whether express |
| 10 | * or implied. |
| 11 | */ |
| 12 | #include <linux/kernel.h> |
| 13 | #include <linux/module.h> |
| 14 | #include <linux/init.h> |
| 15 | #include <linux/console.h> |
| 16 | #include <linux/i2c.h> |
| 17 | #include <linux/i2c/at24.h> |
| 18 | |
| 19 | #include <asm/mach-types.h> |
| 20 | #include <asm/mach/arch.h> |
| 21 | |
| 22 | #include <mach/common.h> |
| 23 | #include <mach/irqs.h> |
| 24 | #include <mach/cp_intc.h> |
| 25 | #include <mach/da8xx.h> |
Chaithrika U S | e33ef5e | 2009-08-11 17:01:59 -0400 | [diff] [blame^] | 26 | #include <mach/asp.h> |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 27 | |
| 28 | #define DA830_EVM_PHY_MASK 0x0 |
| 29 | #define DA830_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */ |
| 30 | |
| 31 | static struct at24_platform_data da830_evm_i2c_eeprom_info = { |
| 32 | .byte_len = SZ_256K / 8, |
| 33 | .page_size = 64, |
| 34 | .flags = AT24_FLAG_ADDR16, |
| 35 | .setup = davinci_get_mac_addr, |
| 36 | .context = (void *)0x7f00, |
| 37 | }; |
| 38 | |
| 39 | static struct i2c_board_info __initdata da830_evm_i2c_devices[] = { |
| 40 | { |
| 41 | I2C_BOARD_INFO("24c256", 0x50), |
| 42 | .platform_data = &da830_evm_i2c_eeprom_info, |
| 43 | }, |
| 44 | }; |
| 45 | |
| 46 | static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = { |
| 47 | .bus_freq = 100, /* kHz */ |
| 48 | .bus_delay = 0, /* usec */ |
| 49 | }; |
| 50 | |
| 51 | static struct davinci_uart_config da830_evm_uart_config __initdata = { |
| 52 | .enabled_uarts = 0x7, |
| 53 | }; |
| 54 | |
Chaithrika U S | e33ef5e | 2009-08-11 17:01:59 -0400 | [diff] [blame^] | 55 | static u8 da830_iis_serializer_direction[] = { |
| 56 | RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, |
| 57 | INACTIVE_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE, |
| 58 | INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, |
| 59 | }; |
| 60 | |
| 61 | static struct snd_platform_data da830_evm_snd_data = { |
| 62 | .tx_dma_offset = 0x2000, |
| 63 | .rx_dma_offset = 0x2000, |
| 64 | .op_mode = DAVINCI_MCASP_IIS_MODE, |
| 65 | .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction), |
| 66 | .tdm_slots = 2, |
| 67 | .serial_dir = da830_iis_serializer_direction, |
| 68 | .eventq_no = EVENTQ_0, |
| 69 | .version = MCASP_VERSION_2, |
| 70 | .txnumevt = 1, |
| 71 | .rxnumevt = 1, |
| 72 | }; |
| 73 | |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 74 | static __init void da830_evm_init(void) |
| 75 | { |
| 76 | struct davinci_soc_info *soc_info = &davinci_soc_info; |
| 77 | int ret; |
| 78 | |
| 79 | ret = da8xx_register_edma(); |
| 80 | if (ret) |
| 81 | pr_warning("da830_evm_init: edma registration failed: %d\n", |
| 82 | ret); |
| 83 | |
Sudhakar Rajashekhara | c96b56c | 2009-07-16 05:45:32 -0400 | [diff] [blame] | 84 | ret = da8xx_pinmux_setup(da830_i2c0_pins); |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 85 | if (ret) |
| 86 | pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n", |
| 87 | ret); |
| 88 | |
| 89 | ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata); |
| 90 | if (ret) |
| 91 | pr_warning("da830_evm_init: i2c0 registration failed: %d\n", |
| 92 | ret); |
| 93 | |
| 94 | soc_info->emac_pdata->phy_mask = DA830_EVM_PHY_MASK; |
| 95 | soc_info->emac_pdata->mdio_max_freq = DA830_EVM_MDIO_FREQUENCY; |
| 96 | soc_info->emac_pdata->rmii_en = 1; |
| 97 | |
Sudhakar Rajashekhara | c96b56c | 2009-07-16 05:45:32 -0400 | [diff] [blame] | 98 | ret = da8xx_pinmux_setup(da830_cpgmac_pins); |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 99 | if (ret) |
| 100 | pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n", |
| 101 | ret); |
| 102 | |
| 103 | ret = da8xx_register_emac(); |
| 104 | if (ret) |
| 105 | pr_warning("da830_evm_init: emac registration failed: %d\n", |
| 106 | ret); |
| 107 | |
| 108 | ret = da8xx_register_watchdog(); |
| 109 | if (ret) |
| 110 | pr_warning("da830_evm_init: watchdog registration failed: %d\n", |
| 111 | ret); |
| 112 | |
| 113 | davinci_serial_init(&da830_evm_uart_config); |
| 114 | i2c_register_board_info(1, da830_evm_i2c_devices, |
| 115 | ARRAY_SIZE(da830_evm_i2c_devices)); |
Chaithrika U S | e33ef5e | 2009-08-11 17:01:59 -0400 | [diff] [blame^] | 116 | |
| 117 | ret = da8xx_pinmux_setup(da830_mcasp1_pins); |
| 118 | if (ret) |
| 119 | pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n", |
| 120 | ret); |
| 121 | |
| 122 | da8xx_init_mcasp(1, &da830_evm_snd_data); |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | #ifdef CONFIG_SERIAL_8250_CONSOLE |
| 126 | static int __init da830_evm_console_init(void) |
| 127 | { |
| 128 | return add_preferred_console("ttyS", 2, "115200"); |
| 129 | } |
| 130 | console_initcall(da830_evm_console_init); |
| 131 | #endif |
| 132 | |
| 133 | static __init void da830_evm_irq_init(void) |
| 134 | { |
| 135 | struct davinci_soc_info *soc_info = &davinci_soc_info; |
| 136 | |
| 137 | cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA830_N_CP_INTC_IRQ, |
| 138 | soc_info->intc_irq_prios); |
| 139 | } |
| 140 | |
| 141 | static void __init da830_evm_map_io(void) |
| 142 | { |
| 143 | da830_init(); |
| 144 | } |
| 145 | |
Kevin Hilman | baf09a4 | 2009-07-08 08:32:27 -0700 | [diff] [blame] | 146 | MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP L137 EVM") |
Mark A. Greer | 8593790 | 2009-06-03 18:41:53 -0700 | [diff] [blame] | 147 | .phys_io = IO_PHYS, |
| 148 | .io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc, |
| 149 | .boot_params = (DA8XX_DDR_BASE + 0x100), |
| 150 | .map_io = da830_evm_map_io, |
| 151 | .init_irq = da830_evm_irq_init, |
| 152 | .timer = &davinci_timer, |
| 153 | .init_machine = da830_evm_init, |
| 154 | MACHINE_END |