diff options
Diffstat (limited to 'arch/blackfin/mach-bf537')
-rw-r--r-- | arch/blackfin/mach-bf537/boards/stamp.c | 27 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/head.S | 4 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/anomaly.h | 163 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/bf537.h | 141 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h | 195 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/bfin_sir.h | 142 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/blackfin.h | 165 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/cdefBF534.h | 1819 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/cdefBF537.h | 206 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/defBF534.h | 2527 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/defBF537.h | 405 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/dma.h | 55 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/irq.h | 214 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/mem_init.h | 303 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/mem_map.h | 179 | ||||
-rw-r--r-- | arch/blackfin/mach-bf537/include/mach/portmux.h | 144 |
16 files changed, 6686 insertions, 3 deletions
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index e93964fdb43..8482d22321f 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -584,6 +584,30 @@ static struct bfin5xx_spi_chip spidev_chip_info = { #if defined(CONFIG_MTD_DATAFLASH) \ || defined(CONFIG_MTD_DATAFLASH_MODULE) + +static struct mtd_partition bfin_spi_dataflash_partitions[] = { + { + .name = "bootloader(spi)", + .size = 0x00040000, + .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_dataflash_data = { + .name = "SPI Dataflash", + .parts = bfin_spi_dataflash_partitions, + .nr_parts = ARRAY_SIZE(bfin_spi_dataflash_partitions), +}; + /* DataFlash chip */ static struct bfin5xx_spi_chip data_flash_chip_info = { .enable_dma = 0, /* use dma transfer with this chip*/ @@ -609,9 +633,10 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { || defined(CONFIG_MTD_DATAFLASH_MODULE) { /* DataFlash chip */ .modalias = "mtd_dataflash", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .max_speed_hz = 33250000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ + .platform_data = &bfin_spi_dataflash_data, .controller_data = &data_flash_chip_info, .mode = SPI_MODE_3, }, diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S index 64e0287ab26..12eb5cc571d 100644 --- a/arch/blackfin/mach-bf537/head.S +++ b/arch/blackfin/mach-bf537/head.S @@ -31,8 +31,8 @@ #include <linux/init.h> #include <asm/blackfin.h> #ifdef CONFIG_BFIN_KERNEL_CLOCK -#include <asm/mach-common/clocks.h> -#include <asm/mach/mem_init.h> +#include <asm/clocks.h> +#include <mach/mem_init.h> #endif .section .l1.text diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h new file mode 100644 index 00000000000..8460ab9c324 --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h @@ -0,0 +1,163 @@ +/* + * File: include/asm-blackfin/mach-bf537/anomaly.h + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * Copyright (C) 2004-2008 Analog Devices Inc. + * Licensed under the GPL-2 or later. + */ + +/* This file shoule be up to date with: + * - Revision C, 02/08/2008; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List + */ + +#ifndef _MACH_ANOMALY_H_ +#define _MACH_ANOMALY_H_ + +/* We do not support 0.1 silicon - sorry */ +#if __SILICON_REVISION__ < 2 +# error will not work on BF537 silicon version 0.0 or 0.1 +#endif + +#if defined(__ADSPBF534__) +# define ANOMALY_BF534 1 +#else +# define ANOMALY_BF534 0 +#endif +#if defined(__ADSPBF536__) +# define ANOMALY_BF536 1 +#else +# define ANOMALY_BF536 0 +#endif +#if defined(__ADSPBF537__) +# define ANOMALY_BF537 1 +#else +# define ANOMALY_BF537 0 +#endif + +/* Multi-issue instruction with dsp32shiftimm in slot1 and P-reg store in slot 2 not supported */ +#define ANOMALY_05000074 (1) +/* DMA_RUN bit is not valid after a Peripheral Receive Channel DMA stops */ +#define ANOMALY_05000119 (1) +/* Rx.H cannot be used to access 16-bit System MMR registers */ +#define ANOMALY_05000122 (1) +/* Killed 32-bit MMR write leads to next system MMR access thinking it should be 32-bit */ +#define ANOMALY_05000157 (__SILICON_REVISION__ < 2) +/* Turning SPORTs on while External Frame Sync Is Active May Corrupt Data */ +#define ANOMALY_05000167 (1) +/* PPI_DELAY not functional in PPI modes with 0 frame syncs */ +#define ANOMALY_05000180 (1) +/* Instruction Cache Is Not Functional */ +#define ANOMALY_05000237 (__SILICON_REVISION__ < 2) +/* If i-cache is on, CSYNC/SSYNC/IDLE around Change of Control causes failures */ +#define ANOMALY_05000244 (__SILICON_REVISION__ < 3) +/* Spurious Hardware Error from an access in the shadow of a conditional branch */ +#define ANOMALY_05000245 (1) +/* CLKIN Buffer Output Enable Reset Behavior Is Changed */ +#define ANOMALY_05000247 (1) +/* Incorrect Bit-Shift of Data Word in Multichannel (TDM) mode in certain conditions */ +#define ANOMALY_05000250 (__SILICON_REVISION__ < 3) +/* EMAC Tx DMA error after an early frame abort */ +#define ANOMALY_05000252 (__SILICON_REVISION__ < 3) +/* Maximum external clock speed for Timers */ +#define ANOMALY_05000253 (__SILICON_REVISION__ < 3) +/* Incorrect Timer Pulse Width in Single-Shot PWM_OUT mode with external clock */ +#define ANOMALY_05000254 (__SILICON_REVISION__ > 2) +/* Entering Hibernate Mode with RTC Seconds event interrupt not functional */ +#define ANOMALY_05000255 (__SILICON_REVISION__ < 3) +/* EMAC MDIO input latched on wrong MDC edge */ +#define ANOMALY_05000256 (__SILICON_REVISION__ < 3) +/* Interrupt/Exception during short hardware loop may cause bad instruction fetches */ +#define ANOMALY_05000257 (__SILICON_REVISION__ < 3) +/* Instruction Cache is corrupted when bits 9 and 12 of the ICPLB Data registers differ */ +#define ANOMALY_05000258 (((ANOMALY_BF536 || ANOMALY_BF537) && __SILICON_REVISION__ == 1) || __SILICON_REVISION__ == 2) +/* ICPLB_STATUS MMR register may be corrupted */ +#define ANOMALY_05000260 (__SILICON_REVISION__ == 2) +/* DCPLB_FAULT_ADDR MMR register may be corrupted */ +#define ANOMALY_05000261 (__SILICON_REVISION__ < 3) +/* Stores to data cache may be lost */ +#define ANOMALY_05000262 (__SILICON_REVISION__ < 3) +/* Hardware loop corrupted when taking an ICPLB exception */ +#define ANOMALY_05000263 (__SILICON_REVISION__ == 2) +/* CSYNC/SSYNC/IDLE causes infinite stall in second to last instruction in hardware loop */ +#define ANOMALY_05000264 (__SILICON_REVISION__ < 3) +/* Sensitivity to noise with slow input edge rates on external SPORT TX and RX clocks */ +#define ANOMALY_05000265 (1) +/* Memory DMA error when peripheral DMA is running with non-zero DEB_TRAFFIC_PERIOD */ +#define ANOMALY_05000268 (__SILICON_REVISION__ < 3) +/* High I/O activity causes output voltage of internal voltage regulator (VDDint) to decrease */ +#define ANOMALY_05000270 (__SILICON_REVISION__ < 3) +/* Certain data cache write through modes fail for VDDint <=0.9V */ +#define ANOMALY_05000272 (1) +/* Writes to Synchronous SDRAM memory may be lost */ +#define ANOMALY_05000273 (__SILICON_REVISION__ < 3) +/* Writes to an I/O data register one SCLK cycle after an edge is detected may clear interrupt */ +#define ANOMALY_05000277 (__SILICON_REVISION__ < 3) +/* Disabling Peripherals with DMA running may cause DMA system instability */ +#define ANOMALY_05000278 (((ANOMALY_BF536 || ANOMALY_BF537) && __SILICON_REVISION__ < 3) || (ANOMALY_BF534 && __SILICON_REVISION__ < 2)) +/* SPI Master boot mode does not work well with Atmel Data flash devices */ +#define ANOMALY_05000280 (1) +/* False Hardware Error Exception when ISR context is not restored */ +#define ANOMALY_05000281 (__SILICON_REVISION__ < 3) +/* Memory DMA corruption with 32-bit data and traffic control */ +#define ANOMALY_05000282 (__SILICON_REVISION__ < 3) +/* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */ +#define ANOMALY_05000283 (__SILICON_REVISION__ < 3) +/* New Feature: EMAC TX DMA Word Alignment (Not Available On Older Silicon) */ +#define ANOMALY_05000285 (__SILICON_REVISION__ < 3) +/* SPORTs may receive bad data if FIFOs fill up */ +#define ANOMALY_05000288 (__SILICON_REVISION__ < 3) +/* Memory to memory DMA source/destination descriptors must be in same memory space */ +#define ANOMALY_05000301 (1) +/* SSYNCs After Writes To CAN/DMA MMR Registers Are Not Always Handled Correctly */ +#define ANOMALY_05000304 (__SILICON_REVISION__ < 3) +/* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ +#define ANOMALY_05000305 (__SILICON_REVISION__ < 3) +/* SCKELOW Bit Does Not Maintain State Through Hibernate */ +#define ANOMALY_05000307 (__SILICON_REVISION__ < 3) +/* Writing UART_THR while UART clock is disabled sends erroneous start bit */ +#define ANOMALY_05000309 (__SILICON_REVISION__ < 3) +/* False hardware errors caused by fetches at the boundary of reserved memory */ +#define ANOMALY_05000310 (1) +/* Errors when SSYNC, CSYNC, or loads to LT, LB and LC registers are interrupted */ +#define ANOMALY_05000312 (1) +/* PPI is level sensitive on first transfer */ +#define ANOMALY_05000313 (1) +/* Killed System MMR Write Completes Erroneously On Next System MMR Access */ +#define ANOMALY_05000315 (__SILICON_REVISION__ < 3) +/* EMAC RMII mode: collisions occur in Full Duplex mode */ +#define ANOMALY_05000316 (__SILICON_REVISION__ < 3) +/* EMAC RMII mode: TX frames in half duplex fail with status No Carrier */ +#define ANOMALY_05000321 (__SILICON_REVISION__ < 3) +/* EMAC RMII mode at 10-Base-T speed: RX frames not received properly */ +#define ANOMALY_05000322 (1) +/* Ethernet MAC MDIO Reads Do Not Meet IEEE Specification */ +#define ANOMALY_05000341 (__SILICON_REVISION__ >= 3) +/* New Feature: UART Remains Enabled after UART Boot */ +#define ANOMALY_05000350 (__SILICON_REVISION__ >= 3) +/* Regulator Programming Blocked when Hibernate Wakeup Source Remains Active */ +#define ANOMALY_05000355 (1) +/* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ +#define ANOMALY_05000357 (1) +/* DMAs that Go Urgent during Tight Core Writes to External Memory Are Blocked */ +#define ANOMALY_05000359 (1) +/* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ +#define ANOMALY_05000366 (1) +/* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ +#define ANOMALY_05000371 (1) +/* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ +#define ANOMALY_05000402 (__SILICON_REVISION__ >= 5) +/* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ +#define ANOMALY_05000403 (1) + +/* Anomalies that don't exist on this proc */ +#define ANOMALY_05000125 (0) +#define ANOMALY_05000158 (0) +#define ANOMALY_05000183 (0) +#define ANOMALY_05000198 (0) +#define ANOMALY_05000230 (0) +#define ANOMALY_05000266 (0) +#define ANOMALY_05000311 (0) +#define ANOMALY_05000323 (0) +#define ANOMALY_05000363 (0) + +#endif diff --git a/arch/blackfin/mach-bf537/include/mach/bf537.h b/arch/blackfin/mach-bf537/include/mach/bf537.h new file mode 100644 index 00000000000..cfe2a221112 --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/bf537.h @@ -0,0 +1,141 @@ +/* + * File: include/asm-blackfin/mach-bf537/bf537.h + * Based on: + * Author: + * + * Created: + * Description: SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF537 + * + * Modified: + * Copyright 2004-2006 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __MACH_BF537_H__ +#define __MACH_BF537_H__ + +#define SUPPORTED_REVID 2 + +/* Masks for generic ERROR IRQ demultiplexing used in int-priority-sc.c */ + +#define SPI_ERR_MASK (TXCOL | RBSY | MODF | TXE) /* SPI_STAT */ +#define SPORT_ERR_MASK (ROVF | RUVF | TOVF | TUVF) /* SPORTx_STAT */ +#define PPI_ERR_MASK (0xFFFF & ~FLD) /* PPI_STATUS */ +#define EMAC_ERR_MASK (PHYINT | MMCINT | RXFSINT | TXFSINT | WAKEDET | RXDMAERR | TXDMAERR | STMDONE) /* EMAC_SYSTAT */ +#define UART_ERR_MASK_STAT1 (0x4) /* UARTx_IIR */ +#define UART_ERR_MASK_STAT0 (0x2) /* UARTx_IIR */ +#define CAN_ERR_MASK (EWTIF | EWRIF | EPIF | BOIF | WUIF | UIAIF | AAIF | RMLIF | UCEIF | EXTIF | ADIF) /* CAN_GIF */ + +#define OFFSET_(x) ((x) & 0x0000FFFF) + +/*some misc defines*/ +#define IMASK_IVG15 0x8000 +#define IMASK_IVG14 0x4000 +#define IMASK_IVG13 0x2000 +#define IMASK_IVG12 0x1000 + +#define IMASK_IVG11 0x0800 +#define IMASK_IVG10 0x0400 +#define IMASK_IVG9 0x0200 +#define IMASK_IVG8 0x0100 + +#define IMASK_IVG7 0x0080 +#define IMASK_IVGTMR 0x0040 +#define IMASK_IVGHW 0x0020 + +/***************************/ + + +#define BFIN_DSUBBANKS 4 +#define BFIN_DWAYS 2 +#define BFIN_DLINES 64 +#define BFIN_ISUBBANKS 4 +#define BFIN_IWAYS 4 +#define BFIN_ILINES 32 + +#define WAY0_L 0x1 +#define WAY1_L 0x2 +#define WAY01_L 0x3 +#define WAY2_L 0x4 +#define WAY02_L 0x5 +#define WAY12_L 0x6 +#define WAY012_L 0x7 + +#define WAY3_L 0x8 +#define WAY03_L 0x9 +#define WAY13_L 0xA +#define WAY013_L 0xB + +#define WAY32_L 0xC +#define WAY320_L 0xD +#define WAY321_L 0xE +#define WAYALL_L 0xF + +#define DMC_ENABLE (2<<2) /*yes, 2, not 1 */ + +/********************************* EBIU Settings ************************************/ +#define AMBCTL0VAL ((CONFIG_BANK_1 << 16) | CONFIG_BANK_0) +#define AMBCTL1VAL ((CONFIG_BANK_3 << 16) | CONFIG_BANK_2) + +#ifdef CONFIG_C_AMBEN_ALL +#define V_AMBEN AMBEN_ALL +#endif +#ifdef CONFIG_C_AMBEN +#define V_AMBEN 0x0 +#endif +#ifdef CONFIG_C_AMBEN_B0 +#define V_AMBEN AMBEN_B0 +#endif +#ifdef CONFIG_C_AMBEN_B0_B1 +#define V_AMBEN AMBEN_B0_B1 +#endif +#ifdef CONFIG_C_AMBEN_B0_B1_B2 +#define V_AMBEN AMBEN_B0_B1_B2 +#endif +#ifdef CONFIG_C_AMCKEN +#define V_AMCKEN AMCKEN +#else +#define V_AMCKEN 0x0 +#endif +#ifdef CONFIG_C_CDPRIO +#define V_CDPRIO 0x100 +#else +#define V_CDPRIO 0x0 +#endif + +#define AMGCTLVAL (V_AMBEN | V_AMCKEN | V_CDPRIO) + +#ifdef CONFIG_BF537 +#define CPU "BF537" +#define CPUID 0x027c8000 +#endif +#ifdef CONFIG_BF536 +#define CPU "BF536" +#define CPUID 0x027c8000 +#endif +#ifdef CONFIG_BF534 +#define CPU "BF534" +#define CPUID 0x027c6000 +#endif +#ifndef CPU +#define CPU "UNKNOWN" +#define CPUID 0x0 +#endif + +#endif /* __MACH_BF537_H__ */ diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h new file mode 100644 index 00000000000..1bf56ffa22f --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h @@ -0,0 +1,195 @@ +/* + * file: include/asm-blackfin/mach-bf537/bfin_serial_5xx.h + * based on: + * author: + * + * created: + * description: + * blackfin serial driver header files + * rev: + * + * modified: + * + * + * bugs: enter bugs at http://blackfin.uclinux.org/ + * + * this program is free software; you can redistribute it and/or modify + * it under the terms of the gnu general public license as published by + * the free software foundation; either version 2, or (at your option) + * any later version. + * + * this program is distributed in the hope that it will be useful, + * but without any warranty; without even the implied warranty of + * merchantability or fitness for a particular purpose. see the + * gnu general public license for more details. + * + * you should have received a copy of the gnu general public license + * along with this program; see the file copying. + * if not, write to the free software foundation, + * 59 temple place - suite 330, boston, ma 02111-1307, usa. + */ + +#include <linux/serial.h> +#include <asm/dma.h> +#include <asm/portmux.h> + +#define UART_GET_CHAR(uart) bfin_read16(((uart)->port.membase + OFFSET_RBR)) +#define UART_GET_DLL(uart) bfin_read16(((uart)->port.membase + OFFSET_DLL)) +#define UART_GET_IER(uart) bfin_read16(((uart)->port.membase + OFFSET_IER)) +#define UART_GET_DLH(uart) bfin_read16(((uart)->port.membase + OFFSET_DLH)) +#define UART_GET_IIR(uart) bfin_read16(((uart)->port.membase + OFFSET_IIR)) +#define UART_GET_LCR(uart) bfin_read16(((uart)->port.membase + OFFSET_LCR)) +#define UART_GET_GCTL(uart) bfin_read16(((uart)->port.membase + OFFSET_GCTL)) + +#define UART_PUT_CHAR(uart,v) bfin_write16(((uart)->port.membase + OFFSET_THR),v) +#define UART_PUT_DLL(uart,v) bfin_write16(((uart)->port.membase + OFFSET_DLL),v) +#define UART_PUT_IER(uart,v) bfin_write16(((uart)->port.membase + OFFSET_IER),v) +#define UART_SET_IER(uart,v) UART_PUT_IER(uart, UART_GET_IER(uart) | (v)) +#define UART_CLEAR_IER(uart,v) UART_PUT_IER(uart, UART_GET_IER(uart) & ~(v)) +#define UART_PUT_DLH(uart,v) bfin_write16(((uart)->port.membase + OFFSET_DLH),v) +#define UART_PUT_LCR(uart,v) bfin_write16(((uart)->port.membase + OFFSET_LCR),v) +#define UART_PUT_GCTL(uart,v) bfin_write16(((uart)->port.membase + OFFSET_GCTL),v) + +#define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) +#define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) + +#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) +#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) +#define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) + +#if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) +# define CONFIG_SERIAL_BFIN_CTSRTS + +# ifndef CONFIG_UART0_CTS_PIN +# define CONFIG_UART0_CTS_PIN -1 +# endif + +# ifndef CONFIG_UART0_RTS_PIN +# define CONFIG_UART0_RTS_PIN -1 +# endif + +# ifndef CONFIG_UART1_CTS_PIN +# define CONFIG_UART1_CTS_PIN -1 +# endif + +# ifndef CONFIG_UART1_RTS_PIN +# define CONFIG_UART1_RTS_PIN -1 +# endif +#endif +/* + * The pin configuration is different from schematic + */ +struct bfin_serial_port { + struct uart_port port; + unsigned int old_status; + unsigned int lsr; +#ifdef CONFIG_SERIAL_BFIN_DMA + int tx_done; + int tx_count; + struct circ_buf rx_dma_buf; + struct timer_list rx_dma_timer; + int rx_dma_nrows; + unsigned int tx_dma_channel; + unsigned int rx_dma_channel; + struct work_struct tx_dma_workqueue; +#endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + struct timer_list cts_timer; + int cts_pin; + int rts_pin; +#endif +}; + +/* The hardware clears the LSR bits upon read, so we need to cache + * some of the more fun bits in software so they don't get lost + * when checking the LSR in other code paths (TX). + */ +static inline unsigned int UART_GET_LSR(struct bfin_serial_port *uart) +{ + unsigned int lsr = bfin_read16(uart->port.membase + OFFSET_LSR); + uart->lsr |= (lsr & (BI|FE|PE|OE)); + return lsr | uart->lsr; +} + +static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) +{ + uart->lsr = 0; + bfin_write16(uart->port.membase + OFFSET_LSR, -1); +} + +struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; +struct bfin_serial_res { + unsigned long uart_base_addr; + int uart_irq; +#ifdef CONFIG_SERIAL_BFIN_DMA + unsigned int uart_tx_dma_channel; + unsigned int uart_rx_dma_channel; +#endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + int uart_cts_pin; + int uart_rts_pin; +#endif +}; + +struct bfin_serial_res bfin_serial_resource[] = { +#ifdef CONFIG_SERIAL_BFIN_UART0 + { + 0xFFC00400, + IRQ_UART0_RX, +#ifdef CONFIG_SERIAL_BFIN_DMA + CH_UART0_TX, + CH_UART0_RX, +#endif +#ifdef CONFIG_BFIN_UART0_CTSRTS + CONFIG_UART0_CTS_PIN, + CONFIG_UART0_RTS_PIN, +#endif + }, +#endif +#ifdef CONFIG_SERIAL_BFIN_UART1 + { + 0xFFC02000, + IRQ_UART1_RX, +#ifdef CONFIG_SERIAL_BFIN_DMA + CH_UART1_TX, + CH_UART1_RX, +#endif +#ifdef CONFIG_BFIN_UART1_CTSRTS + CONFIG_UART1_CTS_PIN, + CONFIG_UART1_RTS_PIN, +#endif + }, +#endif +}; + +int nr_ports = ARRAY_SIZE(bfin_serial_resource); + +#define DRIVER_NAME "bfin-uart" + +static void bfin_serial_hw_init(struct bfin_serial_port *uart) +{ + +#ifdef CONFIG_SERIAL_BFIN_UART0 + peripheral_request(P_UART0_TX, DRIVER_NAME); + peripheral_request(P_UART0_RX, DRIVER_NAME); +#endif + +#ifdef CONFIG_SERIAL_BFIN_UART1 + peripheral_request(P_UART1_TX, DRIVER_NAME); + peripheral_request(P_UART1_RX, DRIVER_NAME); +#endif + +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + if (uart->cts_pin >= 0) { + gpio_request(uart->cts_pin, DRIVER_NAME); + gpio_direction_input(uart->cts_pin); + } + + if (uart->rts_pin >= 0) { + gpio_request(uart->rts_pin, DRIVER_NAME); + gpio_direction_output(uart->rts_pin, 0); + } +#endif +} diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_sir.h b/arch/blackfin/mach-bf537/include/mach/bfin_sir.h new file mode 100644 index 00000000000..cfd8ad4f1f2 --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/bfin_sir.h @@ -0,0 +1,142 @@ +/* + * Blackfin Infra-red Driver + * + * Copyright 2006-2008 Analog Devices Inc. + * + * Enter bugs at http://blackfin.uclinux.org/ + * + * Licensed under the GPL-2 or later. + * + */ + +#include <linux/serial.h> +#include <asm/dma.h> +#include <asm/portmux.h> + +#define SIR_UART_GET_CHAR(port) bfin_read16((port)->membase + OFFSET_RBR) +#define SIR_UART_GET_DLL(port) bfin_read16((port)->membase + OFFSET_DLL) +#define SIR_UART_GET_IER(port) bfin_read16((port)->membase + OFFSET_IER) +#define SIR_UART_GET_DLH(port) bfin_read16((port)->membase + OFFSET_DLH) +#define SIR_UART_GET_IIR(port) bfin_read16((port)->membase + OFFSET_IIR) +#define SIR_UART_GET_LCR(port) bfin_read16((port)->membase + OFFSET_LCR) +#define SIR_UART_GET_GCTL(port) bfin_read16((port)->membase + OFFSET_GCTL) + +#define SIR_UART_PUT_CHAR(port, v) bfin_write16(((port)->membase + OFFSET_THR), v) +#define SIR_UART_PUT_DLL(port, v) bfin_write16(((port)->membase + OFFSET_DLL), v) +#define SIR_UART_PUT_IER(port, v) bfin_write16(((port)->membase + OFFSET_IER), v) +#define SIR_UART_PUT_DLH(port, v) bfin_write16(((port)->membase + OFFSET_DLH), v) +#define SIR_UART_PUT_LCR(port, v) bfin_write16(((port)->membase + OFFSET_LCR), v) +#define SIR_UART_PUT_GCTL(port, v) bfin_write16(((port)->membase + OFFSET_GCTL), v) + +#ifdef CONFIG_SIR_BFIN_DMA +struct dma_rx_buf { + char *buf; + int head; + int tail; + }; +#endif /* CONFIG_SIR_BFIN_DMA */ + +struct bfin_sir_port { + unsigned char __iomem *membase; + unsigned int irq; + unsigned int lsr; + unsigned long clk; + struct net_device *dev; +#ifdef CONFIG_SIR_BFIN_DMA + int tx_done; + struct dma_rx_buf rx_dma_buf; + struct timer_list rx_dma_timer; + int rx_dma_nrows; +#endif /* CONFIG_SIR_BFIN_DMA */ + unsigned int tx_dma_channel; + unsigned int rx_dma_channel; +}; + +struct bfin_sir_port sir_ports[BFIN_UART_NR_PORTS]; + +struct bfin_sir_port_res { + unsigned long base_addr; + int irq; + unsigned int rx_dma_channel; + unsigned int tx_dma_channel; +}; + +struct bfin_sir_port_res bfin_sir_port_resource[] = { +#ifdef CONFIG_BFIN_SIR0 + { + 0xFFC00400, + IRQ_UART0_RX, + CH_UART0_RX, + CH_UART0_TX, + }, +#endif +#ifdef CONFIG_BFIN_SIR1 + { + 0xFFC02000, + IRQ_UART1_RX, + CH_UART1_RX, + CH_UART1_TX, + }, +#endif +}; + +int nr_sirs = ARRAY_SIZE(bfin_sir_port_resource); + +struct bfin_sir_self { + struct bfin_sir_port *sir_port; + spinlock_t lock; + unsigned int open; + int speed; + int newspeed; + + struct sk_buff *txskb; + struct sk_buff *rxskb; + struct net_device_stats stats; + struct device *dev; + struct irlap_cb *irlap; + struct qos_info qos; + + iobuff_t tx_buff; + iobuff_t rx_buff; + + struct work_struct work; + int mtt; +}; + +static inline unsigned int SIR_UART_GET_LSR(struct bfin_sir_port *port) +{ + unsigned int lsr = bfin_read16(port->membase + OFFSET_LSR); + port->lsr |= (lsr & (BI|FE|PE|OE)); + return lsr | port->lsr; +} + +static inline void SIR_UART_CLEAR_LSR(struct bfin_sir_port *port) +{ + port->lsr = 0; + bfin_read16(port->membase + OFFSET_LSR); +} + +#define DRIVER_NAME "bfin_sir" + +static int bfin_sir_hw_init(void) +{ + int ret = -ENODEV; +#ifdef CONFIG_BFIN_SIR0 + ret = peripheral_request(P_UART0_TX, DRIVER_NAME); + if (ret) + return ret; + ret = peripheral_request(P_UART0_RX, DRIVER_NAME); + if (ret) + return ret; +#endif + +#ifdef CONFIG_BFIN_SIR1 + ret = peripheral_request(P_UART1_TX, DRIVER_NAME); + if (ret) + return ret; + ret = peripheral_request(P_UART1_RX, DRIVER_NAME); + if (ret) + return ret; +#endif + return ret; +} diff --git a/arch/blackfin/mach-bf537/include/mach/blackfin.h b/arch/blackfin/mach-bf537/include/mach/blackfin.h new file mode 100644 index 00000000000..cffc786b2a2 --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/blackfin.h @@ -0,0 +1,165 @@ +/* + * File: include/asm-blackfin/mach-bf537/blackfin.h + * Based on: + * Author: + * + * Created: + * Description: + * + * Rev: + * + * Modified: + * + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. + * If not, write to the Free Software Foundation, + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _MACH_BLACKFIN_H_ +#define _MACH_BLACKFIN_H_ + +#define BF537_FAMILY + +#include "bf537.h" +#include "mem_map.h" +#include "defBF534.h" +#include "anomaly.h" + +#if defined(CONFIG_BF537) || defined(CONFIG_BF536) +#include "defBF537.h" +#endif + +#if !defined(__ASSEMBLY__) +#include "cdefBF534.h" + +/* UART 0*/ +#define bfin_read_UART_THR() bfin_read_UART0_THR() +#define bfin_write_UART_THR(val) bfin_write_UART0_THR(val) +#define bfin_read_UART_RBR() bfin_read_UART0_RBR() +#define bfin_write_UART_RBR(val) bfin_write_UART0_RBR(val) +#define bfin_read_UART_DLL() bfin_read_UART0_DLL() +#define bfin_write_UART_DLL(val) bfin_write_UART0_DLL(val) +#define bfin_read_UART_IER() bfin_read_UART0_IER() +#define bfin_write_UART_IER(val) bfin_write_UART0_IER(val) +#define bfin_read_UART_DLH() bfin_read_UART0_DLH() +#define bfin_write_UART_DLH(val) bfin_write_UART0_DLH(val) +#define bfin_read_UART_IIR() bfin_read_UART0_IIR() +#define bfin_write_UART_IIR(val) bfin_write_UART0_IIR(val) +#define bfin_read_UART_LCR() bfin_read_UART0_LCR() +#define bfin_write_UART_LCR(val) bfin_write_UART0_LCR(val) +#define bfin_read_UART_MCR() bfin_read_UART0_MCR() +#define bfin_write_UART_MCR(val) bfin_write_UART0_MCR(val) +#define bfin_read_UART_LSR() bfin_read_UART0_LSR() +#define bfin_write_UART_LSR(val) bfin_write_UART0_LSR(val) +#define bfin_read_UART_SCR() bfin_read_UART0_SCR() +#define bfin_write_UART_SCR(val) bfin_write_UART0_SCR(val) +#define bfin_read_UART_GCTL() bfin_read_UART0_GCTL() +#define bfin_write_UART_GCTL(val) bfin_write_UART0_GCTL(val) + +#if defined(CONFIG_BF537) || defined(CONFIG_BF536) +#include "cdefBF537.h" +#endif +#endif + +/* MAP used DEFINES from BF533 to BF537 - so we don't need to change them in the driver, kernel, etc. */ + +/* UART_IIR Register */ +#define STATUS(x) ((x << 1) & 0x06) +#define STATUS_P1 0x02 +#define STATUS_P0 0x01 + +/* DMA Channnel */ +#define bfin_read_CH_UART_RX() bfin_read_CH_UART0_RX() +#define bfin_write_CH_UART_RX(val) bfin_write_CH_UART0_RX(val) +#define CH_UART_RX CH_UART0_RX +#define bfin_read_CH_UART_TX() bfin_read_CH_UART0_TX() +#define bfin_write_CH_UART_TX(val) bfin_write_CH_UART0_TX(val) +#define CH_UART_TX CH_UART0_TX + +/* System Interrupt Controller */ +#define bfin_read_IRQ_UART_RX() bfin_read_IRQ_UART0_RX() +#define bfin_write_IRQ_UART_RX(val) bfin_write_IRQ_UART0_RX(val) +#define IRQ_UART_RX IRQ_UART0_RX +#define bfin_read_IRQ_UART_TX() bfin_read_IRQ_UART0_TX() +#define bfin_write_IRQ_UART_TX(val) bfin_write_IRQ_UART0_TX(val) +#define IRQ_UART_TX IRQ_UART0_TX +#define bfin_read_IRQ_UART_ERROR() bfin_read_IRQ_UART0_ERROR() +#define bfin_write_IRQ_UART_ERROR(val) bfin_write_IRQ_UART0_ERROR(val) +#define IRQ_UART_ERROR IRQ_UART0_ERROR + +/* MMR Registers*/ +#define bfin_read_UART_THR() bfin_read_UART0_THR() +#define bfin_write_UART_THR(val) bfin_write_UART0_THR(val) +#define BFIN_UART_THR UART0_THR +#define bfin_read_UART_RBR() bfin_read_UART0_RBR() +#define bfin_write_UART_RBR(val) bfin_write_UART0_RBR(val) +#define BFIN_UART_RBR UART0_RBR +#define bfin_read_UART_DLL() bfin_read_UART0_DLL() +#define bfin_write_UART_DLL(val) bfin_write_UART0_DLL(val) +#define BFIN_UART_DLL UART0_DLL +#define bfin_read_UART_IER() bfin_read_UART0_IER() +#define bfin_write_UART_IER(val) bfin_write_UART0_IER(val) +#define BFIN_UART_IER UART0_IER +#define bfin_read_UART_DLH() bfin_read_UART0_DLH() +#define bfin_write_UART_DLH(val) bfin_write_UART0_DLH(val) +#define BFIN_UART_DLH UART0_DLH +#define bfin_read_UART_IIR() bfin_read_UART0_IIR() +#define bfin_write_UART_IIR(val) bfin_write_UART0_IIR(val) +#define BFIN_UART_IIR UART0_IIR +#define bfin_read_UART_LCR() bfin_read_UART0_LCR() +#define bfin_write_UART_LCR(val) bfin_write_UART0_LCR(val) +#define BFIN_UART_LCR UART0_LCR +#define bfin_read_UART_MCR() bfin_read_UART0_MCR() +#define bfin_write_UART_MCR(val) bfin_write_UART0_MCR(val) +#define BFIN_UART_MCR UART0_MCR +#define bfin_read_UART_LSR() bfin_read_UART0_LSR() +#define bfin_write_UART_LSR(val) bfin_write_UART0_LSR(val) +#define BFIN_UART_LSR UART0_LSR +#define bfin_read_UART_SCR() bfin_read_UART0_SCR() +#define bfin_write_UART_SCR(val) bfin_write_UART0_SCR(val) +#define BFIN_UART_SCR UART0_SCR +#define bfin_read_UART_GCTL() bfin_read_UART0_GCTL() +#define bfin_write_UART_GCTL(val) bfin_write_UART0_GCTL(val) +#define BFIN_UART_GCTL UART0_GCTL + +#define BFIN_UART_NR_PORTS 2 + +#define OFFSET_THR 0x00 /* Transmit Holding register */ +#define OFFSET_RBR 0x00 /* Receive Buffer register */ +#define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ +#define OFFSET_IER 0x04 /* Interrupt Enable Register */ +#define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ +#define OFFSET_IIR 0x08 /* Interrupt Identification Register */ +#define OFFSET_LCR 0x0C /* Line Control Register */ +#define OFFSET_MCR 0x10 /* Modem Control Register */ +#define OFFSET_LSR 0x14 /* Line Status Register */ +#define OFFSET_MSR 0x18 /* Modem Status Register */ +#define OFFSET_SCR 0x1C /* SCR Scratch Register */ +#define OFFSET_GCTL 0x24 /* Global Control Register */ + +/* DPMC*/ +#define bfin_read_STOPCK_OFF() bfin_read_STOPCK() +#define bfin_write_STOPCK_OFF(val) bfin_write_STOPCK(val) +#define STOPCK_OFF STOPCK + +/* PLL_DIV Masks */ +#define CCLK_DIV1 CSEL_DIV1 /* CCLK = VCO / 1 */ +#define CCLK_DIV2 CSEL_DIV2 /* CCLK = VCO / 2 */ +#define CCLK_DIV4 CSEL_DIV4 /* CCLK = VCO / 4 */ +#define CCLK_DIV8 CSEL_DIV8 /* CCLK = VCO / 8 */ + +#endif diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h new file mode 100644 index 00000000000..88d491cd9f3 --- /dev/null +++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h @@ -0,0 +1,1819 @@ +/* + * File: include/asm-blackfin/mach-bf537/cdefbf534.h + * Based |