summaryrefslogtreecommitdiff
path: root/arch/blackfin/mach-bf533/boards/ezkit.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/blackfin/mach-bf533/boards/ezkit.c')
-rw-r--r--arch/blackfin/mach-bf533/boards/ezkit.c541
1 files changed, 541 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf533/boards/ezkit.c b/arch/blackfin/mach-bf533/boards/ezkit.c
new file mode 100644
index 000000000..3625e9eaa
--- /dev/null
+++ b/arch/blackfin/mach-bf533/boards/ezkit.c
@@ -0,0 +1,541 @@
+/*
+ * 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;
+}
+
+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));
+}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-15 04:25:42 +0000