Release 4.14 arch/blackfin/mach-bf533/boards/ezkit.c
/*
* Copyright 2004-2009 Analog Devices Inc.
* 2005 National ICT Australia (NICTA)
* Aidan Williams <aidan@nicta.com.au>
*
* Licensed under the GPL-2 or later.
*/
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/plat-ram.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#if IS_ENABLED(CONFIG_USB_ISP1362_HCD)
#include <linux/usb/isp1362.h>
#endif
#include <linux/irq.h>
#include <linux/i2c.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "ADI BF533-EZKIT";
#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
.id = -1,
};
#endif
/*
* USB-LAN EzExtender board
* Driver needs to know address, irq and flag pin.
*/
#if IS_ENABLED(CONFIG_SMC91X)
#include <linux/smc91x.h>
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[] = {
{
.name = "smc91x-regs",
.start = 0x20310300,
.end = 0x20310300 + 16,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PF9,
.end = IRQ_PF9,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
},
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &smc91x_info,
},
};
#endif
#if IS_ENABLED(CONFIG_MTD_PHYSMAP)
static struct mtd_partition ezkit_partitions_a[] = {
{
.name = "bootloader(nor a)",
.size = 0x40000,
.offset = 0,
}, {
.name = "linux kernel(nor a)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
static struct physmap_flash_data ezkit_flash_data_a = {
.width = 2,
.parts = ezkit_partitions_a,
.nr_parts = ARRAY_SIZE(ezkit_partitions_a),
};
static struct resource ezkit_flash_resource_a = {
.start = 0x20000000,
.end = 0x200fffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device ezkit_flash_device_a = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &ezkit_flash_data_a,
},
.num_resources = 1,
.resource = &ezkit_flash_resource_a,
};
static struct mtd_partition ezkit_partitions_b[] = {
{
.name = "file system(nor b)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
static struct physmap_flash_data ezkit_flash_data_b = {
.width = 2,
.parts = ezkit_partitions_b,
.nr_parts = ARRAY_SIZE(ezkit_partitions_b),
};
static struct resource ezkit_flash_resource_b = {
.start = 0x20100000,
.end = 0x201fffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device ezkit_flash_device_b = {
.name = "physmap-flash",
.id = 4,
.dev = {
.platform_data = &ezkit_flash_data_b,
},
.num_resources = 1,
.resource = &ezkit_flash_resource_b,
};
#endif
#if IS_ENABLED(CONFIG_MTD_PLATRAM)
static struct platdata_mtd_ram sram_data_a = {
.mapname = "Flash A SRAM",
.bankwidth = 2,
};
static struct resource sram_resource_a = {
.start = 0x20240000,
.end = 0x2024ffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device sram_device_a = {
.name = "mtd-ram",
.id = 8,
.dev = {
.platform_data = &sram_data_a,
},
.num_resources = 1,
.resource = &sram_resource_a,
};
static struct platdata_mtd_ram sram_data_b = {
.mapname = "Flash B SRAM",
.bankwidth = 2,
};
static struct resource sram_resource_b = {
.start = 0x202c0000,
.end = 0x202cffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device sram_device_b = {
.name = "mtd-ram",
.id = 9,
.dev = {
.platform_data = &sram_data_b,
},
.num_resources = 1,
.resource = &sram_resource_b,
};
#endif
#if IS_ENABLED(CONFIG_MTD_M25P80)
static struct mtd_partition bfin_spi_flash_partitions[] = {
{
.name = "bootloader(spi)",
.size = 0x00020000,
.offset = 0,
.mask_flags = MTD_CAP_ROM
}, {
.name = "linux kernel(spi)",
.size = 0xe0000,
.offset = MTDPART_OFS_APPEND,
}, {
.name = "file system(spi)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
}
};
static struct flash_platform_data bfin_spi_flash_data = {
.name = "m25p80",
.parts = bfin_spi_flash_partitions,
.nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
.type = "m25p64",
};
/* SPI flash chip (m25p64) */
static struct bfin5xx_spi_chip spi_flash_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if IS_ENABLED(CONFIG_MTD_M25P80)
{
/* the modalias must be the same as spi device driver name */
.modalias = "m25p80", /* Name of spi_driver for this device */
.max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0, /* Framework bus number */
.chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
.platform_data = &bfin_spi_flash_data,
.controller_data = &spi_flash_chip_info,
.mode = SPI_MODE_3,
},
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
{
.modalias = "ad183x",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 4,
},
#endif
#if IS_ENABLED(CONFIG_SPI_SPIDEV)
{
.modalias = "spidev",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 1,
},
#endif
};
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
/* SPI (0) */
static struct resource bfin_spi0_resource[] = {
[0] = {
.start = SPI0_REGBASE,
.end = SPI0_REGBASE + 0xFF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = CH_SPI,
.end = CH_SPI,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = IRQ_SPI,
.end = IRQ_SPI,
.flags = IORESOURCE_IRQ,
}
};
/* SPI controller data */
static struct bfin5xx_spi_master bfin_spi0_info = {
.num_chipselect = 8,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};
static struct platform_device bfin_spi0_device = {
.name = "bfin-spi",
.id = 0, /* Bus number */
.num_resources = ARRAY_SIZE(bfin_spi0_resource),
.resource = bfin_spi0_resource,
.dev = {
.platform_data = &bfin_spi0_info, /* Passed to driver */
},
};
#endif /* spi master and devices */
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
static struct resource bfin_uart0_resources[] = {
{
.start = BFIN_UART_THR,
.end = BFIN_UART_GCTL+2,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_UART0_TX,
.end = IRQ_UART0_TX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART0_RX,
.end = IRQ_UART0_RX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART0_ERROR,
.end = IRQ_UART0_ERROR,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_UART0_TX,
.end = CH_UART0_TX,
.flags = IORESOURCE_DMA,
},
{
.start = CH_UART0_RX,
.end = CH_UART0_RX,
.flags = IORESOURCE_DMA,
},
};
static unsigned short bfin_uart0_peripherals[] = {
P_UART0_TX, P_UART0_RX, 0
};
static struct platform_device bfin_uart0_device = {
.name = "bfin-uart",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_uart0_resources),
.resource = bfin_uart0_resources,
.dev = {
.platform_data = &bfin_uart0_peripherals, /* Passed to driver */
},
};
#endif
#endif
#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
static struct resource bfin_sir0_resources[] = {
{
.start = 0xFFC00400,
.end = 0xFFC004FF,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_UART0_RX,
.end = IRQ_UART0_RX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_UART0_RX,
.end = CH_UART0_RX+1,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device bfin_sir0_device = {
.name = "bfin_sir",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_sir0_resources),
.resource = bfin_sir0_resources,
};
#endif
#endif
#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
#include <linux/input.h>
#include <linux/gpio_keys.h>
static struct gpio_keys_button bfin_gpio_keys_table[] = {
{BTN_0, GPIO_PF7, 1, "gpio-keys: BTN0"},
{BTN_1, GPIO_PF8, 1, "gpio-keys: BTN1"},
{BTN_2, GPIO_PF9, 1, "gpio-keys: BTN2"},
{BTN_3, GPIO_PF10, 1, "gpio-keys: BTN3"},
};
static struct gpio_keys_platform_data bfin_gpio_keys_data = {
.buttons = bfin_gpio_keys_table,
.nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
};
static struct platform_device bfin_device_gpiokeys = {
.name = "gpio-keys",
.dev = {
.platform_data = &bfin_gpio_keys_data,
},
};
#endif
#if IS_ENABLED(CONFIG_I2C_GPIO)
#include <linux/i2c-gpio.h>
static struct i2c_gpio_platform_data i2c_gpio_data = {
.sda_pin = GPIO_PF1,
.scl_pin = GPIO_PF0,
.sda_is_open_drain = 0,
.scl_is_open_drain = 0,
.udelay = 40,
};
static struct platform_device i2c_gpio_device = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &i2c_gpio_data,
},
};
#endif
static const unsigned int cclk_vlev_datasheet[] =
{
VRPAIR(VLEV_085, 250000000),
VRPAIR(VLEV_090, 376000000),
VRPAIR(VLEV_095, 426000000),
VRPAIR(VLEV_100, 426000000),
VRPAIR(VLEV_105, 476000000),
VRPAIR(VLEV_110, 476000000),
VRPAIR(VLEV_115, 476000000),
VRPAIR(VLEV_120, 600000000),
VRPAIR(VLEV_125, 600000000),
VRPAIR(VLEV_130, 600000000),
};
static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
.tuple_tab = cclk_vlev_datasheet,
.tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
.vr_settling_time = 25 /* us */,
};
static struct platform_device bfin_dpmc = {
.name = "bfin dpmc",
.dev = {
.platform_data = &bfin_dmpc_vreg_data,
},
};
static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
#if IS_ENABLED(CONFIG_FB_BFIN_7393)
{
I2C_BOARD_INFO("bfin-adv7393", 0x2B),
},
#endif
};
#if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
static struct platform_device bfin_i2s = {
.name = "bfin-i2s",
.id = CONFIG_SND_BF5XX_SPORT_NUM,
/* TODO: add platform data here */
};
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
static struct platform_device bfin_ac97 = {
.name = "bfin-ac97",
.id = CONFIG_SND_BF5XX_SPORT_NUM,
/* TODO: add platform data here */
};
#endif
static struct platform_device *ezkit_devices[] __initdata = {
&bfin_dpmc,
#if IS_ENABLED(CONFIG_MTD_PHYSMAP)
&ezkit_flash_device_a,
&ezkit_flash_device_b,
#endif
#if IS_ENABLED(CONFIG_MTD_PLATRAM)
&sram_device_a,
&sram_device_b,
#endif
#if IS_ENABLED(CONFIG_SMC91X)
&smc91x_device,
#endif
#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
&bfin_spi0_device,
#endif
#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
&rtc_device,
#endif
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
&bfin_uart0_device,
#endif
#endif
#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
&bfin_sir0_device,
#endif
#endif
#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
&bfin_device_gpiokeys,
#endif
#if IS_ENABLED(CONFIG_I2C_GPIO)
&i2c_gpio_device,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
&bfin_i2s,
#endif
#if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
&bfin_ac97,
#endif
};
static int __init ezkit_init(void)
{
printk(KERN_INFO "%s(): registering device resources\n", __func__);
platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
i2c_register_board_info(0, bfin_i2c_board_info,
ARRAY_SIZE(bfin_i2c_board_info));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Bryan Wu | 39 | 75.00% | 1 | 33.33% |
| Michael Hennerich | 12 | 23.08% | 1 | 33.33% |
| Harvey Harrison | 1 | 1.92% | 1 | 33.33% |
| Total | 52 | 100.00% | 3 | 100.00% |
arch_initcall(ezkit_init);
static struct platform_device *ezkit_early_devices[] __initdata = {
#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
#ifdef CONFIG_SERIAL_BFIN_UART0
&bfin_uart0_device,
#endif
#endif
};
void __init native_machine_early_platform_add_devices(void)
{
printk(KERN_INFO "register early platform devices\n");
early_platform_add_devices(ezkit_early_devices,
ARRAY_SIZE(ezkit_early_devices));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sonic Zhang | 24 | 100.00% | 1 | 100.00% |
| Total | 24 | 100.00% | 1 | 100.00% |
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Bryan Wu | 697 | 35.49% | 4 | 11.11% |
| Mike Frysinger | 466 | 23.73% | 13 | 36.11% |
| Michael Hennerich | 354 | 18.02% | 5 | 13.89% |
| Sonic Zhang | 198 | 10.08% | 5 | 13.89% |
| Graf Yang | 120 | 6.11% | 2 | 5.56% |
| Barry Song | 75 | 3.82% | 2 | 5.56% |
| Steven Miao | 28 | 1.43% | 1 | 2.78% |
| Yi Li | 21 | 1.07% | 1 | 2.78% |
| Robin Getz | 4 | 0.20% | 2 | 5.56% |
| Harvey Harrison | 1 | 0.05% | 1 | 2.78% |
| Total | 1964 | 100.00% | 36 | 100.00% |
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