mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
366 lines
8.5 KiB
366 lines
8.5 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
/* |
|
* linux/arch/arm/mach-omap1/board-fsample.c |
|
* |
|
* Modified from board-perseus2.c |
|
* |
|
* Original OMAP730 support by Jean Pihet <[email protected]> |
|
* Updated for 2.6 by Kevin Hilman <[email protected]> |
|
*/ |
|
#include <linux/gpio.h> |
|
#include <linux/kernel.h> |
|
#include <linux/init.h> |
|
#include <linux/platform_device.h> |
|
#include <linux/delay.h> |
|
#include <linux/mtd/mtd.h> |
|
#include <linux/mtd/platnand.h> |
|
#include <linux/mtd/physmap.h> |
|
#include <linux/input.h> |
|
#include <linux/smc91x.h> |
|
#include <linux/omapfb.h> |
|
|
|
#include <asm/mach-types.h> |
|
#include <asm/mach/arch.h> |
|
#include <asm/mach/map.h> |
|
|
|
#include <mach/tc.h> |
|
#include <mach/mux.h> |
|
#include "flash.h" |
|
#include <linux/platform_data/keypad-omap.h> |
|
|
|
#include <mach/hardware.h> |
|
|
|
#include "iomap.h" |
|
#include "common.h" |
|
#include "fpga.h" |
|
|
|
/* fsample is pretty close to p2-sample */ |
|
|
|
#define fsample_cpld_read(reg) __raw_readb(reg) |
|
#define fsample_cpld_write(val, reg) __raw_writeb(val, reg) |
|
|
|
#define FSAMPLE_CPLD_BASE 0xE8100000 |
|
#define FSAMPLE_CPLD_SIZE SZ_4K |
|
#define FSAMPLE_CPLD_START 0x05080000 |
|
|
|
#define FSAMPLE_CPLD_REG_A (FSAMPLE_CPLD_BASE + 0x00) |
|
#define FSAMPLE_CPLD_SWITCH (FSAMPLE_CPLD_BASE + 0x02) |
|
#define FSAMPLE_CPLD_UART (FSAMPLE_CPLD_BASE + 0x02) |
|
#define FSAMPLE_CPLD_REG_B (FSAMPLE_CPLD_BASE + 0x04) |
|
#define FSAMPLE_CPLD_VERSION (FSAMPLE_CPLD_BASE + 0x06) |
|
#define FSAMPLE_CPLD_SET_CLR (FSAMPLE_CPLD_BASE + 0x06) |
|
|
|
#define FSAMPLE_CPLD_BIT_BT_RESET 0 |
|
#define FSAMPLE_CPLD_BIT_LCD_RESET 1 |
|
#define FSAMPLE_CPLD_BIT_CAM_PWDN 2 |
|
#define FSAMPLE_CPLD_BIT_CHARGER_ENABLE 3 |
|
#define FSAMPLE_CPLD_BIT_SD_MMC_EN 4 |
|
#define FSAMPLE_CPLD_BIT_aGPS_PWREN 5 |
|
#define FSAMPLE_CPLD_BIT_BACKLIGHT 6 |
|
#define FSAMPLE_CPLD_BIT_aGPS_EN_RESET 7 |
|
#define FSAMPLE_CPLD_BIT_aGPS_SLEEPx_N 8 |
|
#define FSAMPLE_CPLD_BIT_OTG_RESET 9 |
|
|
|
#define fsample_cpld_set(bit) \ |
|
fsample_cpld_write((((bit) & 15) << 4) | 0x0f, FSAMPLE_CPLD_SET_CLR) |
|
|
|
#define fsample_cpld_clear(bit) \ |
|
fsample_cpld_write(0xf0 | ((bit) & 15), FSAMPLE_CPLD_SET_CLR) |
|
|
|
static const unsigned int fsample_keymap[] = { |
|
KEY(0, 0, KEY_UP), |
|
KEY(1, 0, KEY_RIGHT), |
|
KEY(2, 0, KEY_LEFT), |
|
KEY(3, 0, KEY_DOWN), |
|
KEY(4, 0, KEY_ENTER), |
|
KEY(0, 1, KEY_F10), |
|
KEY(1, 1, KEY_SEND), |
|
KEY(2, 1, KEY_END), |
|
KEY(3, 1, KEY_VOLUMEDOWN), |
|
KEY(4, 1, KEY_VOLUMEUP), |
|
KEY(5, 1, KEY_RECORD), |
|
KEY(0, 2, KEY_F9), |
|
KEY(1, 2, KEY_3), |
|
KEY(2, 2, KEY_6), |
|
KEY(3, 2, KEY_9), |
|
KEY(4, 2, KEY_KPDOT), |
|
KEY(0, 3, KEY_BACK), |
|
KEY(1, 3, KEY_2), |
|
KEY(2, 3, KEY_5), |
|
KEY(3, 3, KEY_8), |
|
KEY(4, 3, KEY_0), |
|
KEY(5, 3, KEY_KPSLASH), |
|
KEY(0, 4, KEY_HOME), |
|
KEY(1, 4, KEY_1), |
|
KEY(2, 4, KEY_4), |
|
KEY(3, 4, KEY_7), |
|
KEY(4, 4, KEY_KPASTERISK), |
|
KEY(5, 4, KEY_POWER), |
|
}; |
|
|
|
static struct smc91x_platdata smc91x_info = { |
|
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, |
|
.leda = RPC_LED_100_10, |
|
.ledb = RPC_LED_TX_RX, |
|
}; |
|
|
|
static struct resource smc91x_resources[] = { |
|
[0] = { |
|
.start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ |
|
.end = H2P2_DBG_FPGA_ETHR_START + 0xf, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
[1] = { |
|
.start = INT_7XX_MPU_EXT_NIRQ, |
|
.end = 0, |
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, |
|
}, |
|
}; |
|
|
|
static void __init fsample_init_smc91x(void) |
|
{ |
|
__raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET); |
|
mdelay(50); |
|
__raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1, |
|
H2P2_DBG_FPGA_LAN_RESET); |
|
mdelay(50); |
|
} |
|
|
|
static struct mtd_partition nor_partitions[] = { |
|
/* bootloader (U-Boot, etc) in first sector */ |
|
{ |
|
.name = "bootloader", |
|
.offset = 0, |
|
.size = SZ_128K, |
|
.mask_flags = MTD_WRITEABLE, /* force read-only */ |
|
}, |
|
/* bootloader params in the next sector */ |
|
{ |
|
.name = "params", |
|
.offset = MTDPART_OFS_APPEND, |
|
.size = SZ_128K, |
|
.mask_flags = 0, |
|
}, |
|
/* kernel */ |
|
{ |
|
.name = "kernel", |
|
.offset = MTDPART_OFS_APPEND, |
|
.size = SZ_2M, |
|
.mask_flags = 0 |
|
}, |
|
/* rest of flash is a file system */ |
|
{ |
|
.name = "rootfs", |
|
.offset = MTDPART_OFS_APPEND, |
|
.size = MTDPART_SIZ_FULL, |
|
.mask_flags = 0 |
|
}, |
|
}; |
|
|
|
static struct physmap_flash_data nor_data = { |
|
.width = 2, |
|
.set_vpp = omap1_set_vpp, |
|
.parts = nor_partitions, |
|
.nr_parts = ARRAY_SIZE(nor_partitions), |
|
}; |
|
|
|
static struct resource nor_resource = { |
|
.start = OMAP_CS0_PHYS, |
|
.end = OMAP_CS0_PHYS + SZ_32M - 1, |
|
.flags = IORESOURCE_MEM, |
|
}; |
|
|
|
static struct platform_device nor_device = { |
|
.name = "physmap-flash", |
|
.id = 0, |
|
.dev = { |
|
.platform_data = &nor_data, |
|
}, |
|
.num_resources = 1, |
|
.resource = &nor_resource, |
|
}; |
|
|
|
#define FSAMPLE_NAND_RB_GPIO_PIN 62 |
|
|
|
static int nand_dev_ready(struct nand_chip *chip) |
|
{ |
|
return gpio_get_value(FSAMPLE_NAND_RB_GPIO_PIN); |
|
} |
|
|
|
static struct platform_nand_data nand_data = { |
|
.chip = { |
|
.nr_chips = 1, |
|
.chip_offset = 0, |
|
.options = NAND_SAMSUNG_LP_OPTIONS, |
|
}, |
|
.ctrl = { |
|
.cmd_ctrl = omap1_nand_cmd_ctl, |
|
.dev_ready = nand_dev_ready, |
|
}, |
|
}; |
|
|
|
static struct resource nand_resource = { |
|
.start = OMAP_CS3_PHYS, |
|
.end = OMAP_CS3_PHYS + SZ_4K - 1, |
|
.flags = IORESOURCE_MEM, |
|
}; |
|
|
|
static struct platform_device nand_device = { |
|
.name = "gen_nand", |
|
.id = 0, |
|
.dev = { |
|
.platform_data = &nand_data, |
|
}, |
|
.num_resources = 1, |
|
.resource = &nand_resource, |
|
}; |
|
|
|
static struct platform_device smc91x_device = { |
|
.name = "smc91x", |
|
.id = 0, |
|
.dev = { |
|
.platform_data = &smc91x_info, |
|
}, |
|
.num_resources = ARRAY_SIZE(smc91x_resources), |
|
.resource = smc91x_resources, |
|
}; |
|
|
|
static struct resource kp_resources[] = { |
|
[0] = { |
|
.start = INT_7XX_MPUIO_KEYPAD, |
|
.end = INT_7XX_MPUIO_KEYPAD, |
|
.flags = IORESOURCE_IRQ, |
|
}, |
|
}; |
|
|
|
static const struct matrix_keymap_data fsample_keymap_data = { |
|
.keymap = fsample_keymap, |
|
.keymap_size = ARRAY_SIZE(fsample_keymap), |
|
}; |
|
|
|
static struct omap_kp_platform_data kp_data = { |
|
.rows = 8, |
|
.cols = 8, |
|
.keymap_data = &fsample_keymap_data, |
|
.delay = 4, |
|
}; |
|
|
|
static struct platform_device kp_device = { |
|
.name = "omap-keypad", |
|
.id = -1, |
|
.dev = { |
|
.platform_data = &kp_data, |
|
}, |
|
.num_resources = ARRAY_SIZE(kp_resources), |
|
.resource = kp_resources, |
|
}; |
|
|
|
static struct platform_device *devices[] __initdata = { |
|
&nor_device, |
|
&nand_device, |
|
&smc91x_device, |
|
&kp_device, |
|
}; |
|
|
|
static const struct omap_lcd_config fsample_lcd_config = { |
|
.ctrl_name = "internal", |
|
}; |
|
|
|
static void __init omap_fsample_init(void) |
|
{ |
|
/* Early, board-dependent init */ |
|
|
|
/* |
|
* Hold GSM Reset until needed |
|
*/ |
|
omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); |
|
|
|
/* |
|
* UARTs -> done automagically by 8250 driver |
|
*/ |
|
|
|
/* |
|
* CSx timings, GPIO Mux ... setup |
|
*/ |
|
|
|
/* Flash: CS0 timings setup */ |
|
omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); |
|
omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); |
|
|
|
/* |
|
* Ethernet support through the debug board |
|
* CS1 timings setup |
|
*/ |
|
omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); |
|
omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); |
|
|
|
/* |
|
* Configure MPU_EXT_NIRQ IO in IO_CONF9 register, |
|
* It is used as the Ethernet controller interrupt |
|
*/ |
|
omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, |
|
OMAP7XX_IO_CONF_9); |
|
|
|
fsample_init_smc91x(); |
|
|
|
BUG_ON(gpio_request(FSAMPLE_NAND_RB_GPIO_PIN, "NAND ready") < 0); |
|
gpio_direction_input(FSAMPLE_NAND_RB_GPIO_PIN); |
|
|
|
omap_cfg_reg(L3_1610_FLASH_CS2B_OE); |
|
omap_cfg_reg(M8_1610_FLASH_CS2B_WE); |
|
|
|
/* Mux pins for keypad */ |
|
omap_cfg_reg(E2_7XX_KBR0); |
|
omap_cfg_reg(J7_7XX_KBR1); |
|
omap_cfg_reg(E1_7XX_KBR2); |
|
omap_cfg_reg(F3_7XX_KBR3); |
|
omap_cfg_reg(D2_7XX_KBR4); |
|
omap_cfg_reg(C2_7XX_KBC0); |
|
omap_cfg_reg(D3_7XX_KBC1); |
|
omap_cfg_reg(E4_7XX_KBC2); |
|
omap_cfg_reg(F4_7XX_KBC3); |
|
omap_cfg_reg(E3_7XX_KBC4); |
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices)); |
|
|
|
omap_serial_init(); |
|
omap_register_i2c_bus(1, 100, NULL, 0); |
|
|
|
omapfb_set_lcd_config(&fsample_lcd_config); |
|
} |
|
|
|
/* Only FPGA needs to be mapped here. All others are done with ioremap */ |
|
static struct map_desc omap_fsample_io_desc[] __initdata = { |
|
{ |
|
.virtual = H2P2_DBG_FPGA_BASE, |
|
.pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), |
|
.length = H2P2_DBG_FPGA_SIZE, |
|
.type = MT_DEVICE |
|
}, |
|
{ |
|
.virtual = FSAMPLE_CPLD_BASE, |
|
.pfn = __phys_to_pfn(FSAMPLE_CPLD_START), |
|
.length = FSAMPLE_CPLD_SIZE, |
|
.type = MT_DEVICE |
|
} |
|
}; |
|
|
|
static void __init omap_fsample_map_io(void) |
|
{ |
|
omap15xx_map_io(); |
|
iotable_init(omap_fsample_io_desc, |
|
ARRAY_SIZE(omap_fsample_io_desc)); |
|
} |
|
|
|
MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") |
|
/* Maintainer: Brian Swetland <[email protected]> */ |
|
.atag_offset = 0x100, |
|
.map_io = omap_fsample_map_io, |
|
.init_early = omap1_init_early, |
|
.init_irq = omap1_init_irq, |
|
.handle_irq = omap1_handle_irq, |
|
.init_machine = omap_fsample_init, |
|
.init_late = omap1_init_late, |
|
.init_time = omap1_timer_init, |
|
.restart = omap1_restart, |
|
MACHINE_END
|
|
|