diff options
Diffstat (limited to 'arch/blackfin/mach-bf561')
| -rw-r--r-- | arch/blackfin/mach-bf561/boards/cm_bf561.c | 84 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/boards/ezkit.c | 82 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/head.S | 102 |
3 files changed, 172 insertions, 96 deletions
diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c index 5b2b544529a1..cd827a1b6ba1 100644 --- a/arch/blackfin/mach-bf561/boards/cm_bf561.c +++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c @@ -34,7 +34,9 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <linux/usb_isp1362.h> +#include <linux/pata_platform.h> #include <linux/irq.h> +#include <asm/dma.h> #include <asm/bfin5xx_spi.h> /* @@ -112,7 +114,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { /* 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 = 1, /* Framework bus number */ + .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ .platform_data = &bfin_spi_flash_data, .controller_data = &spi_flash_chip_info, @@ -124,7 +126,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { { .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */ .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, /* Framework bus number */ + .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. */ .platform_data = NULL, /* No spi_driver specific config */ .controller_data = &spi_adc_chip_info, @@ -135,7 +137,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { { .modalias = "ad1836-spi", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT, .controller_data = &ad1836_spi_chip_info, }, @@ -144,7 +146,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { { .modalias = "ad9960-spi", .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = 1, .controller_data = &ad9960_spi_chip_info, }, @@ -153,7 +155,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { { .modalias = "spi_mmc", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = CONFIG_SPI_MMC_CS_CHAN, .platform_data = NULL, .controller_data = &spi_mmc_chip_info, @@ -162,17 +164,33 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { #endif }; +/* 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_IRQ, + } +}; + /* SPI controller data */ -static struct bfin5xx_spi_master spi_bfin_master_info = { +static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ }; -static struct platform_device spi_bfin_master_device = { - .name = "bfin-spi-master", - .id = 1, /* Bus number */ +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 = &spi_bfin_master_info, /* Passed to driver */ + .platform_data = &bfin_spi0_info, /* Passed to driver */ }, }; #endif /* spi master and devices */ @@ -256,6 +274,43 @@ static struct platform_device bfin_uart_device = { }; #endif +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) +#define PATA_INT 119 + +static struct pata_platform_info bfin_pata_platform_data = { + .ioport_shift = 2, + .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED, +}; + +static struct resource bfin_pata_resources[] = { + { + .start = 0x2400C000, + .end = 0x2400C001F, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x2400D018, + .end = 0x2400D01B, + .flags = IORESOURCE_MEM, + }, + { + .start = PATA_INT, + .end = PATA_INT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pata_device = { + .name = "pata_platform", + .id = -1, + .num_resources = ARRAY_SIZE(bfin_pata_resources), + .resource = bfin_pata_resources, + .dev = { + .platform_data = &bfin_pata_platform_data, + } +}; +#endif + static struct platform_device *cm_bf561_devices[] __initdata = { #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) @@ -271,9 +326,12 @@ static struct platform_device *cm_bf561_devices[] __initdata = { #endif #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - &spi_bfin_master_device, + &bfin_spi0_device, #endif +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) + &bfin_pata_device, +#endif }; static int __init cm_bf561_init(void) @@ -283,6 +341,10 @@ static int __init cm_bf561_init(void) #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #endif + +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) + irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; +#endif return 0; } diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index 724191da20a2..57e14edca8b1 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -32,6 +32,8 @@ #include <linux/spi/spi.h> #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/pata_platform.h> +#include <asm/dma.h> #include <asm/bfin5xx_spi.h> /* @@ -140,17 +142,33 @@ static struct bfin5xx_spi_chip ad1836_spi_chip_info = { #endif #endif +/* 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_IRQ, + } +}; + /* SPI controller data */ -static struct bfin5xx_spi_master spi_bfin_master_info = { +static struct bfin5xx_spi_master bfin_spi0_info = { .num_chipselect = 8, .enable_dma = 1, /* master has the ability to do dma transfer */ }; -static struct platform_device spi_bfin_master_device = { - .name = "bfin-spi-master", - .id = 1, /* Bus number */ +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 = &spi_bfin_master_info, /* Passed to driver */ + .platform_data = &bfin_spi0_info, /* Passed to driver */ }, }; @@ -160,23 +178,63 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { { .modalias = "ad1836-spi", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 1, + .bus_num = 0, .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT, .controller_data = &ad1836_spi_chip_info, }, #endif }; +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) +#define PATA_INT 55 + +static struct pata_platform_info bfin_pata_platform_data = { + .ioport_shift = 1, + .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED, +}; + +static struct resource bfin_pata_resources[] = { + { + .start = 0x20314020, + .end = 0x2031403F, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x2031401C, + .end = 0x2031401F, + .flags = IORESOURCE_MEM, + }, + { + .start = PATA_INT, + .end = PATA_INT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pata_device = { + .name = "pata_platform", + .id = -1, + .num_resources = ARRAY_SIZE(bfin_pata_resources), + .resource = bfin_pata_resources, + .dev = { + .platform_data = &bfin_pata_platform_data, + } +}; +#endif + static struct platform_device *ezkit_devices[] __initdata = { #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) &smc91x_device, #endif #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - &spi_bfin_master_device, + &bfin_spi0_device, #endif #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) &bfin_uart_device, #endif +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) + &bfin_pata_device, +#endif }; static int __init ezkit_init(void) @@ -194,7 +252,15 @@ static int __init ezkit_init(void) SSYNC(); #endif - return spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); +#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) + spi_register_board_info(bfin_spi_board_info, + ARRAY_SIZE(bfin_spi_board_info)); +#endif + +#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE) + irq_desc[PATA_INT].status |= IRQ_NOAUTOEN; +#endif + return 0; } arch_initcall(ezkit_init); diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S index 38650a628980..96a3d456fb6d 100644 --- a/arch/blackfin/mach-bf561/head.S +++ b/arch/blackfin/mach-bf561/head.S @@ -33,6 +33,7 @@ #include <asm/trace.h> #if CONFIG_BFIN_KERNEL_CLOCK +#include <asm/mach-common/clocks.h> #include <asm/mach/mem_init.h> #endif @@ -50,10 +51,12 @@ __INIT ENTRY(__start) /* R0: argument of command line string, passed from uboot, save it */ R7 = R0; - /* Set the SYSCFG register: - * Enable Cycle Counter and Nesting Of Interrupts (3rd Bit) - */ - R0 = 0x36; + /* Enable Cycle Counter and Nesting Of Interrupts */ +#ifdef CONFIG_BFIN_SCRATCH_REG_CYCLES + R0 = SYSCFG_SNEN; +#else + R0 = SYSCFG_SNEN | SYSCFG_CCEN; +#endif SYSCFG = R0; R0 = 0; @@ -95,43 +98,42 @@ ENTRY(__start) M2 = r0; M3 = r0; - trace_buffer_start(p0,r0); + trace_buffer_init(p0,r0); P0 = R1; R0 = R1; /* Turn off the icache */ - p0.l = (IMEM_CONTROL & 0xFFFF); - p0.h = (IMEM_CONTROL >> 16); + p0.l = LO(IMEM_CONTROL); + p0.h = HI(IMEM_CONTROL); R1 = [p0]; R0 = ~ENICPLB; R0 = R0 & R1; - /* Anomaly 05000125 */ -#ifdef ANOMALY_05000125 +#if ANOMALY_05000125 CLI R2; SSYNC; #endif [p0] = R0; SSYNC; -#ifdef ANOMALY_05000125 +#if ANOMALY_05000125 STI R2; #endif /* Turn off the dcache */ - p0.l = (DMEM_CONTROL & 0xFFFF); - p0.h = (DMEM_CONTROL >> 16); + p0.l = LO(DMEM_CONTROL); + p0.h = HI(DMEM_CONTROL); R1 = [p0]; R0 = ~ENDCPLB; R0 = R0 & R1; /* Anomaly 05000125 */ -#ifdef ANOMALY_05000125 +#if ANOMALY_05000125 CLI R2; SSYNC; #endif [p0] = R0; SSYNC; -#ifdef ANOMALY_05000125 +#if ANOMALY_05000125 STI R2; #endif @@ -167,6 +169,12 @@ ENTRY(__start) fp = sp; usp = sp; +#ifdef CONFIG_EARLY_PRINTK + SP += -12; + call _init_early_exception_vectors; + SP += 12; +#endif + /* Put The Code for PLL Programming and SDRAM Programming in L1 ISRAM */ call _bf53x_relocate_l1_mem; #if CONFIG_BFIN_KERNEL_CLOCK @@ -220,7 +228,7 @@ ENTRY(__start) p0.l = .LWAIT_HERE; p0.h = .LWAIT_HERE; reti = p0; -#if defined(ANOMALY_05000281) +#if ANOMALY_05000281 nop; nop; nop; #endif rti; @@ -372,8 +380,8 @@ ENTRY(_start_dma_code) w[p0] = r0.l; ssync; - p0.l = (EBIU_SDBCTL & 0xFFFF); - p0.h = (EBIU_SDBCTL >> 16); /* SDRAM Memory Bank Control Register */ + p0.l = LO(EBIU_SDBCTL); + p0.h = HI(EBIU_SDBCTL); /* SDRAM Memory Bank Control Register */ r0 = mem_SDBCTL; w[p0] = r0.l; ssync; @@ -404,66 +412,6 @@ ENTRY(_start_dma_code) ENDPROC(_start_dma_code) #endif /* CONFIG_BFIN_KERNEL_CLOCK */ -ENTRY(_bfin_reset) - /* No more interrupts to be handled*/ - CLI R6; - SSYNC; - -#if defined(CONFIG_BFIN_SHARED_FLASH_ENET) - p0.h = hi(FIO_INEN); - p0.l = lo(FIO_INEN); - r0.l = ~(PF1 | PF0); - w[p0] = r0.l; - - p0.h = hi(FIO_DIR); - p0.l = lo(FIO_DIR); - r0.l = (PF1 | PF0); - w[p0] = r0.l; - - p0.h = hi(FIO_FLAG_C); - p0.l = lo(FIO_FLAG_C); - r0.l = (PF1 | PF0); - w[p0] = r0.l; -#endif - - /* Clear the IMASK register */ - p0.h = hi(IMASK); - p0.l = lo(IMASK); - r0 = 0x0; - [p0] = r0; - - /* Clear the ILAT register */ - p0.h = hi(ILAT); - p0.l = lo(ILAT); - r0 = [p0]; - [p0] = r0; - SSYNC; - - /* make sure SYSCR is set to use BMODE */ - P0.h = hi(SYSCR); - P0.l = lo(SYSCR); - R0.l = 0x20; /* on BF561, disable core b */ - W[P0] = R0.l; - SSYNC; - - /* issue a system soft reset */ - P1.h = hi(SWRST); - P1.l = lo(SWRST); - R1.l = 0x0007; - W[P1] = R1; - SSYNC; - - /* clear system soft reset */ - R0.l = 0x0000; - W[P0] = R0; - SSYNC; - - /* issue core reset */ - raise 1; - - RTS; -ENDPROC(_bfin_reset) - .data /* |
