diff options
Diffstat (limited to 'arch/blackfin/mach-bf548')
| -rw-r--r-- | arch/blackfin/mach-bf548/Kconfig | 2 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf548/boards/ezkit.c | 96 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf548/head.S | 55 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf548/ints-priority.c | 4 |
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) | |