diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-03 13:15:46 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-03 13:15:46 -0800 |
commit | 0921f1efb605d8fda43d794734222d1ad39c6840 (patch) | |
tree | 77217e0a0322e39e7367064bf75e4cbcb33479b5 | |
parent | 15f93405aae307a3cb2c33c795286463601963f7 (diff) | |
parent | 4247896f4b8bdbe2c9a03c2f713b636e94eab210 (diff) |
Merge tag 'cris-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris
Pull CRIS changes from Jesper Nilsson:
"Mostly another batch of code removal due to move to standard
frameworks for CRISv32, initial devicetree configuration for a couple
of boards, and some small fixes for kgdb and time handling"
* tag 'cris-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/jesper/cris:
cris: Drop reference to get_cmos_time()
CRIS: Drop code related to obsolete or unused kconfigs
cris: time: Cleanup of persistent clock stuff
cris: re-use helpers to dump data in hex format
CRIS v32: remove old GPIO and LEDs code
CRIS v32: remove I2C bitbanging driver
CRIS v32: add ARTPEC-3 and P1343 device trees
CRIS v32: dev88: add GPIO, LEDs, RTC, temp sensor
CRIS: add dt-bindings symlink
CRIS v32: increase NR_IRQS
cris: arch-v10: kgdb: Add '__used' for static variable is_dyn_brkp
cris: arch-v10: kgdb: Use BAR instead of DTP0 for register P12
cris: kgdb: use native hex2bin
38 files changed, 272 insertions, 3977 deletions
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 8da5653bd895..e086f9e93728 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -57,7 +57,6 @@ config CRIS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP - select GENERIC_CMOS_UPDATE select MODULES_USE_ELF_RELA select CLONE_BACKWARDS2 select OLD_SIGSUSPEND diff --git a/arch/cris/arch-v10/kernel/head.S b/arch/cris/arch-v10/kernel/head.S index 4a146e1749c9..a4877a421756 100644 --- a/arch/cris/arch-v10/kernel/head.S +++ b/arch/cris/arch-v10/kernel/head.S @@ -354,63 +354,6 @@ no_command_line: blo 1b nop -#ifdef CONFIG_BLK_DEV_ETRAXIDE - ;; disable ATA before enabling it in genconfig below - moveq 0,$r0 - move.d $r0,[R_ATA_CTRL_DATA] - move.d $r0,[R_ATA_TRANSFER_CNT] - move.d $r0,[R_ATA_CONFIG] -#if 0 - move.d R_PORT_G_DATA, $r1 - move.d $r0, [$r1]; assert ATA bus-reset - nop - nop - nop - nop - nop - nop - move.d 0x08000000,$r0 - move.d $r0,[$r1] -#endif -#endif - -#ifdef CONFIG_JULIETTE - ;; configure external DMA channel 0 before enabling it in genconfig - - moveq 0,$r0 - move.d $r0,[R_EXT_DMA_0_ADDR] - ; cnt enable, word size, output, stop, size 0 - move.d IO_STATE (R_EXT_DMA_0_CMD, cnt, enable) \ - | IO_STATE (R_EXT_DMA_0_CMD, rqpol, ahigh) \ - | IO_STATE (R_EXT_DMA_0_CMD, apol, ahigh) \ - | IO_STATE (R_EXT_DMA_0_CMD, rq_ack, burst) \ - | IO_STATE (R_EXT_DMA_0_CMD, wid, word) \ - | IO_STATE (R_EXT_DMA_0_CMD, dir, output) \ - | IO_STATE (R_EXT_DMA_0_CMD, run, stop) \ - | IO_FIELD (R_EXT_DMA_0_CMD, trf_count, 0),$r0 - move.d $r0,[R_EXT_DMA_0_CMD] - - ;; reset dma4 and wait for completion - - moveq IO_STATE (R_DMA_CH4_CMD, cmd, reset),$r0 - move.b $r0,[R_DMA_CH4_CMD] -1: move.b [R_DMA_CH4_CMD],$r0 - and.b IO_MASK (R_DMA_CH4_CMD, cmd),$r0 - cmp.b IO_STATE (R_DMA_CH4_CMD, cmd, reset),$r0 - beq 1b - nop - - ;; reset dma5 and wait for completion - - moveq IO_STATE (R_DMA_CH5_CMD, cmd, reset),$r0 - move.b $r0,[R_DMA_CH5_CMD] -1: move.b [R_DMA_CH5_CMD],$r0 - and.b IO_MASK (R_DMA_CH5_CMD, cmd),$r0 - cmp.b IO_STATE (R_DMA_CH5_CMD, cmd, reset),$r0 - beq 1b - nop -#endif - ;; Etrax product HW genconfig setup moveq 0,$r0 @@ -447,21 +390,6 @@ no_command_line: | IO_STATE (R_GEN_CONFIG, dma9, usb),$r0 -#if defined(CONFIG_ETRAX_DEF_R_PORT_G0_DIR_OUT) - or.d IO_STATE (R_GEN_CONFIG, g0dir, out),$r0 -#endif - -#if defined(CONFIG_ETRAX_DEF_R_PORT_G8_15_DIR_OUT) - or.d IO_STATE (R_GEN_CONFIG, g8_15dir, out),$r0 -#endif -#if defined(CONFIG_ETRAX_DEF_R_PORT_G16_23_DIR_OUT) - or.d IO_STATE (R_GEN_CONFIG, g16_23dir, out),$r0 -#endif - -#if defined(CONFIG_ETRAX_DEF_R_PORT_G24_DIR_OUT) - or.d IO_STATE (R_GEN_CONFIG, g24dir, out),$r0 -#endif - move.d $r0,[genconfig_shadow] ; init a shadow register of R_GEN_CONFIG move.d $r0,[R_GEN_CONFIG] @@ -500,19 +428,9 @@ no_command_line: ;; including their shadow registers move.b CONFIG_ETRAX_DEF_R_PORT_PA_DIR,$r0 -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_PA7) - or.b IO_STATE (R_PORT_PA_DIR, dir7, output),$r0 -#endif move.b $r0,[port_pa_dir_shadow] move.b $r0,[R_PORT_PA_DIR] move.b CONFIG_ETRAX_DEF_R_PORT_PA_DATA,$r0 -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_PA7) -#if defined(CONFIG_BLUETOOTH_RESET_ACTIVE_HIGH) - and.b ~(1 << 7),$r0 -#else - or.b (1 << 7),$r0 -#endif -#endif move.b $r0,[port_pa_data_shadow] move.b $r0,[R_PORT_PA_DATA] @@ -520,19 +438,9 @@ no_command_line: move.b $r0,[port_pb_config_shadow] move.b $r0,[R_PORT_PB_CONFIG] move.b CONFIG_ETRAX_DEF_R_PORT_PB_DIR,$r0 -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_PB5) - or.b IO_STATE (R_PORT_PB_DIR, dir5, output),$r0 -#endif move.b $r0,[port_pb_dir_shadow] move.b $r0,[R_PORT_PB_DIR] move.b CONFIG_ETRAX_DEF_R_PORT_PB_DATA,$r0 -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_PB5) -#if defined(CONFIG_BLUETOOTH_RESET_ACTIVE_HIGH) - and.b ~(1 << 5),$r0 -#else - or.b (1 << 5),$r0 -#endif -#endif move.b $r0,[port_pb_data_shadow] move.b $r0,[R_PORT_PB_DATA] @@ -541,20 +449,6 @@ no_command_line: move.d $r0, [R_PORT_PB_I2C] moveq 0,$r0 -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_G10) -#if defined(CONFIG_BLUETOOTH_RESET_ACTIVE_HIGH) - and.d ~(1 << 10),$r0 -#else - or.d (1 << 10),$r0 -#endif -#endif -#if defined(CONFIG_BLUETOOTH) && defined(CONFIG_BLUETOOTH_RESET_G11) -#if defined(CONFIG_BLUETOOTH_RESET_ACTIVE_HIGH) - and.d ~(1 << 11),$r0 -#else - or.d (1 << 11),$r0 -#endif -#endif move.d $r0,[port_g_data_shadow] move.d $r0,[R_PORT_G_DATA] diff --git a/arch/cris/arch-v10/kernel/kgdb.c b/arch/cris/arch-v10/kernel/kgdb.c index 22d846bfc570..ed71ade93a73 100644 --- a/arch/cris/arch-v10/kernel/kgdb.c +++ b/arch/cris/arch-v10/kernel/kgdb.c @@ -275,7 +275,7 @@ static char remcomOutBuffer[BUFMAX]; /* Error and warning messages. */ enum error_type { - SUCCESS, E01, E02, E03, E04, E05, E06, E07 + SUCCESS, E01, E02, E03, E04, E05, E06, E07, E08 }; static char *error_message[] = { @@ -286,7 +286,8 @@ static char *error_message[] = "E04 The command is not supported - [s,C,S,!,R,d,r] - internal error.", "E05 Change register content - P - the register is not implemented..", "E06 Change memory content - M - internal error.", - "E07 Change register content - P - the register is not stored on the stack" + "E07 Change register content - P - the register is not stored on the stack", + "E08 Invalid parameter" }; /********************************* Register image ****************************/ /* Use the order of registers as defined in "AXIS ETRAX CRIS Programmer's @@ -351,7 +352,7 @@ char internal_stack[INTERNAL_STACK_SIZE]; breakpoint to be handled. A static breakpoint uses the content of register BRP as it is whereas a dynamic breakpoint requires subtraction with 2 in order to execute the instruction. The first breakpoint is static. */ -static unsigned char is_dyn_brkp = 0; +static unsigned char __used is_dyn_brkp; /********************************* String library ****************************/ /* Single-step over library functions creates trap loops. */ @@ -413,18 +414,6 @@ gdb_cris_strtol (const char *s, char **endptr, int base) } /********************************** Packet I/O ******************************/ -/* Returns the integer equivalent of a hexadecimal character. */ -static int -hex (char ch) -{ - if ((ch >= 'a') && (ch <= 'f')) - return (ch - 'a' + 10); - if ((ch >= '0') && (ch <= '9')) - return (ch - '0'); - if ((ch >= 'A') && (ch <= 'F')) - return (ch - 'A' + 10); - return (-1); -} /* Convert the memory, pointed to by mem into hexadecimal representation. Put the result in buf, and return a pointer to the last character @@ -455,22 +444,6 @@ mem2hex(char *buf, unsigned char *mem, int count) return (buf); } -/* Convert the array, in hexadecimal representation, pointed to by buf into - binary representation. Put the result in mem, and return a pointer to - the character after the last byte written. */ -static unsigned char* -hex2mem (unsigned char *mem, char *buf, int count) -{ - int i; - unsigned char ch; - for (i = 0; i < count; i++) { - ch = hex (*buf++) << 4; - ch = ch + hex (*buf++); - *mem++ = ch; - } - return (mem); -} - /* Put the content of the array, in binary representation, pointed to by buf into memory pointed to by mem, and return a pointer to the character after the last byte written. @@ -524,8 +497,8 @@ getpacket (char *buffer) buffer[count] = '\0'; if (ch == '#') { - xmitcsum = hex (getDebugChar ()) << 4; - xmitcsum += hex (getDebugChar ()); + xmitcsum = hex_to_bin(getDebugChar()) << 4; + xmitcsum += hex_to_bin(getDebugChar()); if (checksum != xmitcsum) { /* Wrong checksum */ putDebugChar ('-'); @@ -599,7 +572,7 @@ putDebugString (const unsigned char *str, int length) /********************************* Register image ****************************/ /* Write a value to a specified register in the register image of the current - thread. Returns status code SUCCESS, E02 or E05. */ + thread. Returns status code SUCCESS, E02, E05 or E08. */ static int write_register (int regno, char *val) { @@ -608,8 +581,9 @@ write_register (int regno, char *val) if (regno >= R0 && regno <= PC) { /* 32-bit register with simple offset. */ - hex2mem ((unsigned char *)current_reg + regno * sizeof(unsigned int), - val, sizeof(unsigned int)); + if (hex2bin((unsigned char *)current_reg + regno * sizeof(unsigned int), + val, sizeof(unsigned int))) + status = E08; } else if (regno == P0 || regno == VR || regno == P4 || regno == P8) { /* Do not support read-only registers. */ @@ -618,13 +592,15 @@ write_register (int regno, char *val) else if (regno == CCR) { /* 16 bit register with complex offset. (P4 is read-only, P6 is not implemented, and P7 (MOF) is 32 bits in ETRAX 100LX. */ - hex2mem ((unsigned char *)&(current_reg->ccr) + (regno-CCR) * sizeof(unsigned short), - val, sizeof(unsigned short)); + if (hex2bin((unsigned char *)&(current_reg->ccr) + (regno-CCR) * sizeof(unsigned short), + val, sizeof(unsigned short))) + status = E08; } else if (regno >= MOF && regno <= USP) { /* 32 bit register with complex offset. (P8 has been taken care of.) */ - hex2mem ((unsigned char *)&(current_reg->ibr) + (regno-IBR) * sizeof(unsigned int), - val, sizeof(unsigned int)); + if (hex2bin((unsigned char *)&(current_reg->ibr) + (regno-IBR) * sizeof(unsigned int), + val, sizeof(unsigned int))) + status = E08; } else { /* Do not support nonexisting or unimplemented registers (P2, P3, and P6). */ @@ -759,9 +735,11 @@ handle_exception (int sigval) /* Write registers. GXX..XX Each byte of register data is described by two hex digits. Success: OK - Failure: void. */ - hex2mem((char *)&cris_reg, &remcomInBuffer[1], sizeof(registers)); - gdb_cris_strcpy (remcomOutBuffer, "OK"); + Failure: E08. */ + if (hex2bin((char *)&cris_reg, &remcomInBuffer[1], sizeof(registers))) + gdb_cris_strcpy (remcomOutBuffer, error_message[E08]); + else + gdb_cris_strcpy (remcomOutBuffer, "OK"); break; case 'P': @@ -771,7 +749,7 @@ handle_exception (int sigval) for each byte in the register (target byte order). P1f=11223344 means set register 31 to 44332211. Success: OK - Failure: E02, E05 */ + Failure: E02, E05, E08 */ { char *suffix; int regno = gdb_cris_strtol (&remcomInBuffer[1], &suffix, 16); @@ -791,6 +769,10 @@ handle_exception (int sigval) /* Do not support non-existing registers on the stack. */ gdb_cris_strcpy (remcomOutBuffer, error_message[E07]); break; + case E08: + /* Invalid parameter. */ + gdb_cris_strcpy (remcomOutBuffer, error_message[E08]); + break; default: /* Valid register number. */ gdb_cris_strcpy (remcomOutBuffer, "OK"); @@ -826,7 +808,7 @@ handle_exception (int sigval) AA..AA is the start address, LLLL is the number of bytes, and XX..XX is the hexadecimal data. Success: OK - Failure: void. */ + Failure: E08. */ { char *lenptr; char *dataptr; @@ -835,14 +817,15 @@ handle_exception (int sigval) int length = gdb_cris_strtol(lenptr+1, &dataptr, 16); if (*lenptr == ',' && *dataptr == ':') { if (remcomInBuffer[0] == 'M') { - hex2mem(addr, dataptr + 1, length); - } - else /* X */ { + if (hex2bin(addr, dataptr + 1, length)) + gdb_cris_strcpy (remcomOutBuffer, error_message[E08]); + else + gdb_cris_strcpy (remcomOutBuffer, "OK"); + } else /* X */ { bin2mem(addr, dataptr + 1, length); + gdb_cris_strcpy (remcomOutBuffer, "OK"); } - gdb_cris_strcpy (remcomOutBuffer, "OK"); - } - else { + } else { gdb_cris_strcpy (remcomOutBuffer, error_message[E06]); } } @@ -970,7 +953,7 @@ asm ("\n" " move $ibr,[cris_reg+0x4E] ; P9,\n" " move $irp,[cris_reg+0x52] ; P10,\n" " move $srp,[cris_reg+0x56] ; P11,\n" -" move $dtp0,[cris_reg+0x5A] ; P12, register BAR, assembler might not know BAR\n" +" move $bar,[cris_reg+0x5A] ; P12,\n" " ; P13, register DCCR already saved\n" ";; Due to the old assembler-versions BRP might not be recognized\n" " .word 0xE670 ; move brp,r0\n" @@ -1063,7 +1046,7 @@ asm ("\n" " move $ibr,[cris_reg+0x4E] ; P9,\n" " move $irp,[cris_reg+0x52] ; P10,\n" " move $srp,[cris_reg+0x56] ; P11,\n" -" move $dtp0,[cris_reg+0x5A] ; P12, register BAR, assembler might not know BAR\n" +" move $bar,[cris_reg+0x5A] ; P12,\n" " ; P13, register DCCR already saved\n" ";; Due to the old assembler-versions BRP might not be recognized\n" " .word 0xE670 ; move brp,r0\n" diff --git a/arch/cris/arch-v10/mm/init.c b/arch/cris/arch-v10/mm/init.c index e7f8066105aa..85e3f1b1f3ac 100644 --- a/arch/cris/arch-v10/mm/init.c +++ b/arch/cris/arch-v10/mm/init.c @@ -68,14 +68,10 @@ paging_init(void) *R_MMU_KSEG = ( IO_STATE(R_MMU_KSEG, seg_f, seg ) | /* bootrom */ IO_STATE(R_MMU_KSEG, seg_e, page ) | - IO_STATE(R_MMU_KSEG, seg_d, page ) | - IO_STATE(R_MMU_KSEG, seg_c, page ) | + IO_STATE(R_MMU_KSEG, seg_d, page ) | + IO_STATE(R_MMU_KSEG, seg_c, page ) | IO_STATE(R_MMU_KSEG, seg_b, seg ) | /* kernel reg area */ -#ifdef CONFIG_JULIETTE - IO_STATE(R_MMU_KSEG, seg_a, seg ) | /* ARTPEC etc. */ -#else IO_STATE(R_MMU_KSEG, seg_a, page ) | -#endif IO_STATE(R_MMU_KSEG, seg_9, seg ) | /* LED's on some boards */ IO_STATE(R_MMU_KSEG, seg_8, seg ) | /* CSE0/1, flash and I/O */ IO_STATE(R_MMU_KSEG, seg_7, page ) | /* kernel vmalloc area */ @@ -92,14 +88,10 @@ paging_init(void) IO_FIELD(R_MMU_KBASE_HI, base_d, 0x0 ) | IO_FIELD(R_MMU_KBASE_HI, base_c, 0x0 ) | IO_FIELD(R_MMU_KBASE_HI, base_b, 0xb ) | -#ifdef CONFIG_JULIETTE - IO_FIELD(R_MMU_KBASE_HI, base_a, 0xa ) | -#else IO_FIELD(R_MMU_KBASE_HI, base_a, 0x0 ) | -#endif IO_FIELD(R_MMU_KBASE_HI, base_9, 0x9 ) | IO_FIELD(R_MMU_KBASE_HI, base_8, 0x8 ) ); - + *R_MMU_KBASE_LO = ( IO_FIELD(R_MMU_KBASE_LO, base_7, 0x0 ) | IO_FIELD(R_MMU_KBASE_LO, base_6, 0x4 ) | IO_FIELD(R_MMU_KBASE_LO, base_5, 0x0 ) | diff --git a/arch/cris/arch-v32/Kconfig b/arch/cris/arch-v32/Kconfig index 21bbd93be34f..17dbe03af5f4 100644 --- a/arch/cris/arch-v32/Kconfig +++ b/arch/cris/arch-v32/Kconfig @@ -11,95 +11,6 @@ config ETRAX_DRAM_VIRTUAL_BASE default "c0000000" choice - prompt "Nbr of Ethernet LED groups" - depends on ETRAX_ARCH_V32 - default ETRAX_NBR_LED_GRP_ONE - help - Select how many Ethernet LED groups that can be used. Usually one per Ethernet - interface is a good choice. - -config ETRAX_NBR_LED_GRP_ZERO - bool "Use zero LED groups" - help - Select this if you do not want any Ethernet LEDs. - -config ETRAX_NBR_LED_GRP_ONE - bool "Use one LED group" - help - Select this if you want one Ethernet LED group. This LED group - can be used for one or more Ethernet interfaces. However, it is - recommended that each Ethernet interface use a dedicated LED group. - -config ETRAX_NBR_LED_GRP_TWO - bool "Use two LED groups" - help - Select this if you want two Ethernet LED groups. This is the - best choice if you have more than one Ethernet interface and - would like to have separate LEDs for the interfaces. - -endchoice - -config ETRAX_LED_G_NET0 - string "Ethernet LED group 0 green LED bit" - depends on ETRAX_ARCH_V32 && (ETRAX_NBR_LED_GRP_ONE || ETRAX_NBR_LED_GRP_TWO) - default "PA3" - help - Bit to use for the green LED in Ethernet LED group 0. - -config ETRAX_LED_R_NET0 - string "Ethernet LED group 0 red LED bit" - depends on ETRAX_ARCH_V32 && (ETRAX_NBR_LED_GRP_ONE || ETRAX_NBR_LED_GRP_TWO) - default "PA4" - help - Bit to use for the red LED in Ethernet LED group 0. - -config ETRAX_LED_G_NET1 - string "Ethernet group 1 green LED bit" - depends on ETRAX_ARCH_V32 && ETRAX_NBR_LED_GRP_TWO - default "" - help - Bit to use for the green LED in Ethernet LED group 1. - -config ETRAX_LED_R_NET1 - string "Ethernet group 1 red LED bit" - depends on ETRAX_ARCH_V32 && ETRAX_NBR_LED_GRP_TWO - default "" - help - Bit to use for the red LED in Ethernet LED group 1. - -config ETRAX_V32_LED2G - string "Second green LED bit" - depends on ETRAX_ARCH_V32 - default "PA5" - help - Bit to use for the first green LED (status LED). - Most Axis products use bit A5 here. - -config ETRAX_V32_LED2R - string "Second red LED bit" - depends on ETRAX_ARCH_V32 - default "PA6" - help - Bit to use for the first red LED (network LED). - Most Axis products use bit A6 here. - -config ETRAX_V32_LED3G - string "Third green LED bit" - depends on ETRAX_ARCH_V32 - default "PA7" - help - Bit to use for the first green LED (drive/power LED). - Most Axis products use bit A7 here. - -config ETRAX_V32_LED3R - string "Third red LED bit" - depends on ETRAX_ARCH_V32 - default "PA7" - help - Bit to use for the first red LED (drive/power LED). - Most Axis products use bit A7 here. - -choice prompt "Kernel GDB port" depends on ETRAX_KGDB default ETRAX_KGDB_PORT0 diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index e6c523cc40bc..2735eb7671a5 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -149,173 +149,6 @@ config ETRAX_NANDBOOT Say Y if your boot code, kernel and root file system is in NAND flash. Say N if they are in NOR flash. -config ETRAX_I2C - bool "I2C driver" - depends on ETRAX_ARCH_V32 - help - This option enables the I2C driver used by e.g. the RTC driver. - -config ETRAX_V32_I2C_DATA_PORT - string "I2C data pin" - depends on ETRAX_I2C - help - The pin to use for I2C data. - -config ETRAX_V32_I2C_CLK_PORT - string "I2C clock pin" - depends on ETRAX_I2C - help - The pin to use for I2C clock. - -config ETRAX_GPIO - bool "GPIO support" - depends on ETRAX_ARCH_V32 - ---help--- - Enables the ETRAX general port device (major 120, minors 0-4). - You can use this driver to access the general port bits. It supports - these ioctl's: - #include <linux/etraxgpio.h> - fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob - ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); - ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); - err = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READ_INBITS), &val); - Remember that you need to setup the port directions appropriately in - the General configuration. - -config ETRAX_VIRTUAL_GPIO - bool "Virtual GPIO support" - depends on ETRAX_GPIO - help - Enables the virtual Etrax general port device (major 120, minor 6). - It uses an I/O expander for the I2C-bus. - -config ETRAX_VIRTUAL_GPIO_INTERRUPT_PA_PIN - int "Virtual GPIO interrupt pin on PA pin" - range 0 7 - depends on ETRAX_VIRTUAL_GPIO - help - The pin to use on PA for virtual gpio interrupt. - -config ETRAX_PA_CHANGEABLE_DIR - hex "PA user changeable dir mask" - depends on ETRAX_GPIO - default "0x00" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PA that a - user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0 here, but it depends on your hardware. - -config ETRAX_PA_CHANGEABLE_BITS - hex "PA user changeable bits mask" - depends on ETRAX_GPIO - default "0x00" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PA - that a user can change the value on using ioctl's. - Bit set = changeable. - -config ETRAX_PB_CHANGEABLE_DIR - hex "PB user changeable dir mask" - depends on ETRAX_GPIO - default "0x00000" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PB - that a user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0 here, but it depends on your hardware. - -config ETRAX_PB_CHANGEABLE_BITS - hex "PB user changeable bits mask" - depends on ETRAX_GPIO - default "0x00000" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PB - that a user can change the value on using ioctl's. - Bit set = changeable. - -config ETRAX_PC_CHANGEABLE_DIR - hex "PC user changeable dir mask" - depends on ETRAX_GPIO - default "0x00000" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PC - that a user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0 here, but it depends on your hardware. - -config ETRAX_PC_CHANGEABLE_BITS - hex "PC user changeable bits mask" - depends on ETRAX_GPIO - default "0x00000" if ETRAXFS - default "0x00000000" if !ETRAXFS - help - This is a bitmask with information of what bits in PC - that a user can change the value on using ioctl's. - Bit set = changeable. - -config ETRAX_PD_CHANGEABLE_DIR - hex "PD user changeable dir mask" - depends on ETRAX_GPIO && ETRAXFS - default "0x00000" - help - This is a bitmask with information of what bits in PD - that a user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0x00000 here, but it depends on your hardware. - -config ETRAX_PD_CHANGEABLE_BITS - hex "PD user changeable bits mask" - depends on ETRAX_GPIO && ETRAXFS - default "0x00000" - help - This is a bitmask (18 bits) with information of what bits in PD - that a user can change the value on using ioctl's. - Bit set = changeable. - -config ETRAX_PE_CHANGEABLE_DIR - hex "PE user changeable dir mask" - depends on ETRAX_GPIO && ETRAXFS - default "0x00000" - help - This is a bitmask (18 bits) with information of what bits in PE - that a user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0x00000 here, but it depends on your hardware. - -config ETRAX_PE_CHANGEABLE_BITS - hex "PE user changeable bits mask" - depends on ETRAX_GPIO && ETRAXFS - default "0x00000" - help - This is a bitmask (18 bits) with information of what bits in PE - that a user can change the value on using ioctl's. - Bit set = changeable. - -config ETRAX_PV_CHANGEABLE_DIR - hex "PV user changeable dir mask" - depends on ETRAX_VIRTUAL_GPIO - default "0x0000" - help - This is a bitmask (16 bits) with information of what bits in PV - that a user can change direction on using ioctl's. - Bit set = changeable. - You probably want 0x0000 here, but it depends on your hardware. - -config ETRAX_PV_CHANGEABLE_BITS - hex "PV user changeable bits mask" - depends on ETRAX_VIRTUAL_GPIO - default "0x0000" - help - This is a bitmask (16 bits) with information of what bits in PV - that a user can change the value on using ioctl's. - Bit set = changeable. - config ETRAX_CARDBUS bool "Cardbus support" depends on ETRAX_ARCH_V32 diff --git a/arch/cris/arch-v32/drivers/Makefile b/arch/cris/arch-v32/drivers/Makefile index 15fbfefced2c..b5a75fdce77b 100644 --- a/arch/cris/arch-v32/drivers/Makefile +++ b/arch/cris/arch-v32/drivers/Makefile @@ -7,6 +7,5 @@ obj-$(CONFIG_ETRAX_AXISFLASHMAP) += axisflashmap.o obj-$(CONFIG_ETRAXFS) += mach-fs/ obj-$(CONFIG_CRIS_MACH_ARTPEC3) += mach-a3/ obj-$(CONFIG_ETRAX_IOP_FW_LOAD) += iop_fw_load.o -obj-$(CONFIG_ETRAX_I2C) += i2c.o obj-$(CONFIG_ETRAX_SYNCHRONOUS_SERIAL) += sync_serial.o obj-$(CONFIG_PCI) += pci/ diff --git a/arch/cris/arch-v32/drivers/axisflashmap.c b/arch/cris/arch-v32/drivers/axisflashmap.c index 5387424683cc..c6309a182f46 100644 --- a/arch/cris/arch-v32/drivers/axisflashmap.c +++ b/arch/cris/arch-v32/drivers/axisflashmap.c @@ -361,7 +361,7 @@ static int __init init_axis_flash(void) #if 0 /* Dump flash memory so we can see what is going on */ if (main_mtd) { - int sectoraddr, i; + int sectoraddr; for (sectoraddr = 0; sectoraddr < 2*65536+4096; sectoraddr += PAGESIZE) { main_mtd->read(main_mtd, sectoraddr, PAGESIZE, &len, @@ -369,21 +369,7 @@ static int __init init_axis_flash(void) printk(KERN_INFO "Sector at %d (length %d):\n", sectoraddr, len); - for (i = 0; i < PAGESIZE; i += 16) { - printk(KERN_INFO - "%02x %02x %02x %02x " - "%02x %02x %02x %02x " - "%02x %02x %02x %02x " - "%02x %02x %02x %02x\n", - page[i] & 255, page[i+1] & 255, - page[i+2] & 255, page[i+3] & 255, - page[i+4] & 255, page[i+5] & 255, - page[i+6] & 255, page[i+7] & 255, - page[i+8] & 255, page[i+9] & 255, - page[i+10] & 255, page[i+11] & 255, - page[i+12] & 255, page[i+13] & 255, - page[i+14] & 25 |