Blackfin arch: protect only the SPI bus controller with CONFIG_SPI_BFIN

[linux-2.6-omap-h63xx.git] / arch / blackfin / mach-bf527 / boards / ezkit.c

diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c
index 583d53811f0364fb4ae28c3654c5736489e853dd..5958eecefcf111b9bedd97863cb41b2965965edd 100644 (file)
--- a/arch/blackfin/mach-bf527/boards/ezkit.c
+++ b/arch/blackfin/mach-bf527/boards/ezkit.c
@@ -32,12 +32,14 @@
 #include <linux/platform_device.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 #include <linux/usb/isp1362.h>
 #endif
 #include <linux/ata_platform.h>
+#include <linux/i2c.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/usb/sl811.h>
@@ -50,6 +52,7 @@
 #include <asm/reboot.h>
 #include <asm/nand.h>
 #include <asm/portmux.h>
+#include <asm/dpmc.h>
 #include <linux/spi/ad7877.h>
 
 /*
@@ -171,6 +174,46 @@ static struct platform_device bf52x_t350mcqb_device = {
 };
 #endif
 
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition ezkit_partitions[] = {
+       {
+               .name       = "Bootloader",
+               .size       = 0x40000,
+               .offset     = 0,
+       }, {
+               .name       = "Kernel",
+               .size       = 0x1C0000,
+               .offset     = MTDPART_OFS_APPEND,
+       }, {
+               .name       = "RootFS",
+               .size       = MTDPART_SIZ_FULL,
+               .offset     = MTDPART_OFS_APPEND,
+       }
+};
+
+static struct physmap_flash_data ezkit_flash_data = {
+       .width      = 2,
+       .parts      = ezkit_partitions,
+       .nr_parts   = ARRAY_SIZE(ezkit_partitions),
+};
+
+static struct resource ezkit_flash_resource = {
+       .start = 0x20000000,
+       .end   = 0x203fffff,
+       .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device ezkit_flash_device = {
+       .name          = "physmap-flash",
+       .id            = 0,
+       .dev = {
+               .platform_data = &ezkit_flash_data,
+       },
+       .num_resources = 1,
+       .resource      = &ezkit_flash_resource,
+};
+#endif
+
 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
 static struct mtd_partition partition_info[] = {
        {
@@ -408,9 +451,6 @@ static struct platform_device net2272_bfin_device = {
 };
 #endif
 
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
-/* all SPI peripherals info goes here */
-
 #if defined(CONFIG_MTD_M25P80) \
        || defined(CONFIG_MTD_M25P80_MODULE)
 static struct mtd_partition bfin_spi_flash_partitions[] = {
@@ -420,11 +460,7 @@ static struct mtd_partition bfin_spi_flash_partitions[] = {
                .offset = 0,
                .mask_flags = MTD_CAP_ROM
        }, {
-               .name = "kernel",
-               .size = 0xe0000,
-               .offset = MTDPART_OFS_APPEND,
-       }, {
-               .name = "file system",
+               .name = "linux kernel",
                .size = MTDPART_SIZ_FULL,
                .offset = MTDPART_OFS_APPEND,
        }
@@ -434,7 +470,7 @@ 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",
+       .type = "m25p16",
 };
 
 /* SPI flash chip (m25p64) */
@@ -608,10 +644,10 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
        {
                .modalias               = "ad7877",
                .platform_data          = &bfin_ad7877_ts_info,
-               .irq                    = IRQ_PF6,
+               .irq                    = IRQ_PF8,
                .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
                .bus_num        = 0,
-               .chip_select  = 1,
+               .chip_select  = 2,
                .controller_data = &spi_ad7877_chip_info,
        },
 #endif
@@ -637,6 +673,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
 #endif
 };
 
+#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 /* SPI controller data */
 static struct bfin5xx_spi_master bfin_spi0_info = {
        .num_chipselect = 8,
@@ -755,6 +792,22 @@ static struct platform_device i2c_bfin_twi_device = {
 };
 #endif
 
+#ifdef CONFIG_I2C_BOARDINFO
+static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
+#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
+       {
+               I2C_BOARD_INFO("pcf8574_lcd", 0x22),
+       },
+#endif
+#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
+       {
+               I2C_BOARD_INFO("pcf8574_keypad", 0x27),
+               .irq = IRQ_PF8,
+       },
+#endif
+};
+#endif
+
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 static struct platform_device bfin_sport0_uart_device = {
        .name = "bfin-sport-uart",
@@ -839,7 +892,32 @@ static struct platform_device bfin_gpios_device = {
        .resource = &bfin_gpios_resources,
 };
 
+static const unsigned int cclk_vlev_datasheet[] =
+{
+       VRPAIR(VLEV_100, 400000000),
+       VRPAIR(VLEV_105, 426000000),
+       VRPAIR(VLEV_110, 500000000),
+       VRPAIR(VLEV_115, 533000000),
+       VRPAIR(VLEV_120, 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 platform_device *stamp_devices[] __initdata = {
+
+       &bfin_dpmc,
+
 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
        &bf5xx_nand_device,
 #endif
@@ -921,18 +999,25 @@ static struct platform_device *stamp_devices[] __initdata = {
        &bfin_device_gpiokeys,
 #endif
 
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+       &ezkit_flash_device,
+#endif
+
        &bfin_gpios_device,
 };
 
 static int __init stamp_init(void)
 {
        printk(KERN_INFO "%s(): registering device resources\n", __func__);
-       platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
-       spi_register_board_info(bfin_spi_board_info,
-                               ARRAY_SIZE(bfin_spi_board_info));
+
+#ifdef CONFIG_I2C_BOARDINFO
+       i2c_register_board_info(0, bfin_i2c_board_info,
+                               ARRAY_SIZE(bfin_i2c_board_info));
 #endif
 
+       platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
+       spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
+
 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
        irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 #endif