4 files changed, 125 insertions, 32 deletions

diff --git a/arch/blackfin/mach-bf548/Kconfig b/arch/blackfin/mach-bf548/Kconfig
index d8bd3b49f150..1bfcd8f646ab 100644
--- a/arch/blackfin/mach-bf548/Kconfig
+++ b/arch/blackfin/mach-bf548/Kconfig
@@ -7,7 +7,7 @@ menu "BF548 Specific Configuration"
 config DEB_DMA_URGENT
         bool "DMA has priority over core for ext. accesses"
         depends on BF54x
-        default n
+        default y
         help
           Treat any DEB1, DEB2 and DEB3 request as Urgent
 
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c
index d37d6653c4bc..14860f04d1bd 100644
--- a/arch/blackfin/mach-bf548/boards/ezkit.c
+++ b/arch/blackfin/mach-bf548/boards/ezkit.c
@@ -32,6 +32,7 @@
 #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>
 #include <linux/irq.h>
@@ -206,23 +207,6 @@ static struct platform_device smsc911x_device = {
 };
 #endif
 
-#if defined(CONFIG_USB_BF54x_HCD) || defined(CONFIG_USB_BF54x_HCD_MODULE)
-static struct resource bf54x_hcd_resources[] = {
-        {
-                .start = 0xFFC03C00,
-                .end = 0xFFC040FF,
-                .flags = IORESOURCE_MEM,
-        },
-};
-
-static struct platform_device bf54x_hcd = {
-        .name = "bf54x-hcd",
-        .id = 0,
-        .num_resources = ARRAY_SIZE(bf54x_hcd_resources),
-        .resource = bf54x_hcd_resources,
-};
-#endif
-
 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
 static struct resource musb_resources[] = {
         [0] = {
@@ -243,14 +227,14 @@ static struct resource musb_resources[] = {
 };
 
 static struct musb_hdrc_platform_data musb_plat = {
-#ifdef CONFIG_USB_MUSB_OTG
+#if defined(CONFIG_USB_MUSB_OTG)
         .mode           = MUSB_OTG,
-#elif CONFIG_USB_MUSB_HDRC_HCD
+#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
         .mode           = MUSB_HOST,
-#elif CONFIG_USB_GADGET_MUSB_HDRC
+#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
         .mode           = MUSB_PERIPHERAL,
 #endif
-        .multipoint     = 1,
+        .multipoint     = 0,
 };
 
 static u64 musb_dmamask = ~(u32)0;
@@ -344,6 +328,44 @@ static struct platform_device bf54x_sdh_device = {
 };
 #endif
 
+static struct mtd_partition ezkit_partitions[] = {
+        {
+                .name       = "Bootloader",
+                .size       = 0x20000,
+                .offset     = 0,
+        }, {
+                .name       = "Kernel",
+                .size       = 0xE0000,
+                .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   = 0x20ffffff,
+        .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,
+};
+
 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 /* all SPI peripherals info goes here */
 #if defined(CONFIG_MTD_M25P80) \
@@ -531,6 +553,29 @@ static struct platform_device i2c_bfin_twi1_device = {
 #endif
 #endif
 
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+#include <linux/gpio_keys.h>
+
+static struct gpio_keys_button bfin_gpio_keys_table[] = {
+        {BTN_0, GPIO_PB8, 1, "gpio-keys: BTN0"},
+        {BTN_1, GPIO_PB9, 1, "gpio-keys: BTN1"},
+        {BTN_2, GPIO_PB10, 1, "gpio-keys: BTN2"},
+        {BTN_3, GPIO_PB11, 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
+
 static struct platform_device *ezkit_devices[] __initdata = {
 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
         &rtc_device,
@@ -548,10 +593,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
         &smsc911x_device,
 #endif
 
-#if defined(CONFIG_USB_BF54x_HCD) || defined(CONFIG_USB_BF54x_HCD_MODULE)
-        &bf54x_hcd,
-#endif
-
 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
         &musb_device,
 #endif
@@ -583,6 +624,11 @@ static struct platform_device *ezkit_devices[] __initdata = {
         &i2c_bfin_twi1_device,
 #endif
 #endif
+
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+        &bfin_device_gpiokeys,
+#endif
+        &ezkit_flash_device,
 };
 
 static int __init stamp_init(void)
diff --git a/arch/blackfin/mach-bf548/head.S b/arch/blackfin/mach-bf548/head.S
index 74b34c7f3629..74fe258421a5 100644
--- a/arch/blackfin/mach-bf548/head.S
+++ b/arch/blackfin/mach-bf548/head.S
@@ -298,8 +298,8 @@ ENTRY(_start_dma_code)
         w[p0] = r0.l;
         ssync;
 
-        p0.h = hi(SIC_IWR);
-        p0.l = lo(SIC_IWR);
+        p0.h = hi(SIC_IWR0);
+        p0.l = lo(SIC_IWR0);
         r0.l = 0x1;
         r0.h = 0x0;
         [p0] = r0;
@@ -324,12 +324,25 @@ ENTRY(_start_dma_code)
         w[p0] = r0.l;
         ssync;
 
+#if defined(CONFIG_BF54x)
+        P2.H = hi(EBIU_RSTCTL);
+        P2.L = lo(EBIU_RSTCTL);
+        R0 = [P2];
+        BITSET (R0, 3);
+#else
         P2.H = hi(EBIU_SDGCTL);
         P2.L = lo(EBIU_SDGCTL);
         R0 = [P2];
         BITSET (R0, 24);
+#endif
         [P2] = R0;
         SSYNC;
+#if defined(CONFIG_BF54x)
+.LSRR_MODE:
+        R0 = [P2];
+        CC = BITTST(R0, 4);
+        if !CC JUMP .LSRR_MODE;
+#endif
 
         r0 = CONFIG_VCO_MULT & 63;       /* Load the VCO multiplier         */
         r0 = r0 << 9;                    /* Shift it over,                  */
@@ -361,6 +374,39 @@ ENTRY(_start_dma_code)
         w[p0] = r0.l;
         ssync;
 
+#if defined(CONFIG_BF54x)
+        P2.H = hi(EBIU_RSTCTL);
+        P2.L = lo(EBIU_RSTCTL);
+        R0 = [P2];
+        CC = BITTST(R0, 0);
+        if CC jump .Lskipddrrst;
+        BITSET (R0, 0);
+.Lskipddrrst:
+        BITCLR (R0, 3);
+        [P2] = R0;
+        SSYNC;
+
+        p0.l = lo(EBIU_DDRCTL0);
+        p0.h = hi(EBIU_DDRCTL0);
+        r0.l = lo(mem_DDRCTL0);
+        r0.h = hi(mem_DDRCTL0);
+        [p0] = r0;
+        ssync;
+
+        p0.l = lo(EBIU_DDRCTL1);
+        p0.h = hi(EBIU_DDRCTL1);
+        r0.l = lo(mem_DDRCTL1);
+        r0.h = hi(mem_DDRCTL1);
+        [p0] = r0;
+        ssync;
+
+        p0.l = lo(EBIU_DDRCTL2);
+        p0.h = hi(EBIU_DDRCTL2);
+        r0.l = lo(mem_DDRCTL2);
+        r0.h = hi(mem_DDRCTL2);
+        [p0] = r0;
+        ssync;
+#else
         p0.l = lo(EBIU_SDRRC);
         p0.h = hi(EBIU_SDRRC);
         r0 = mem_SDRRC;
@@ -394,9 +440,10 @@ ENTRY(_start_dma_code)
         R1 = R1 | R0;
         [P2] = R1;
         SSYNC;
+#endif
 
-        p0.h = hi(SIC_IWR);
-        p0.l = lo(SIC_IWR);
+        p0.h = hi(SIC_IWR0);
+        p0.l = lo(SIC_IWR0);
         r0.l = lo(IWR_ENABLE_ALL);
         r0.h = hi(IWR_ENABLE_ALL);
         [p0] = r0;
diff --git a/arch/blackfin/mach-bf548/ints-priority.c b/arch/blackfin/mach-bf548/ints-priority.c
index cb0ebac53c79..2665653cee37 100644
--- a/arch/blackfin/mach-bf548/ints-priority.c
+++ b/arch/blackfin/mach-bf548/ints-priority.c
@@ -4,7 +4,7 @@
  * Author:       Michael Hennerich
  *
  * Created:
- * Description:  Set up the interupt priorities
+ * Description:  Set up the interrupt priorities
  *
  * Modified:
  *               Copyright 2004-2006 Analog Devices Inc.
@@ -58,7 +58,7 @@ void program_IAR(void)
                             ((CONFIG_IRQ_PINT1 - 7) << IRQ_PINT1_POS) |
                             ((CONFIG_IRQ_MDMAS0 - 7) << IRQ_MDMAS0_POS) |
                             ((CONFIG_IRQ_MDMAS1 - 7) << IRQ_MDMAS1_POS) |
-                            ((CONFIG_IRQ_WATCHDOG - 7) << IRQ_WATCHDOG_POS));
+                            ((CONFIG_IRQ_WATCHDOG - 7) << IRQ_WATCH_POS));
 
         bfin_write_SIC_IAR3(((CONFIG_IRQ_DMAC1_ERR - 7) << IRQ_DMAC1_ERR_POS) |
                             ((CONFIG_IRQ_SPORT2_ERR - 7) << IRQ_SPORT2_ERR_POS) |