diff options
| -rw-r--r-- | flashrom.8 | 6 | ||||
| -rw-r--r-- | ft2232_spi.c | 60 |
2 files changed, 44 insertions, 22 deletions
@@ -555,7 +555,7 @@ Example: .SS .BR "ft2232_spi " programmer An optional parameter specifies the controller -type and interface/port it should support. For that you have to use the +type and channel/interface/port it should support. For that you have to use the .sp .B " flashrom \-p ft2232_spi:type=model,port=interface" .sp @@ -568,11 +568,11 @@ arm-usb-tiny ", " arm-usb-tiny-h ", " arm-usb-ocd ", " arm-usb-ocd-h \ and .B interface can be -.BR A ", or " B . +.BR A ", " B ", " C ", or " D . The default model is .B 4232H and the default interface is -.BR B . +.BR A . .sp If there is more than one ft2232_spi-compatible device connected, you can select which one should be used by specifying its serial number with the diff --git a/ft2232_spi.c b/ft2232_spi.c index 1b806745..628823fb 100644 --- a/ft2232_spi.c +++ b/ft2232_spi.c @@ -161,7 +161,8 @@ int ft2232_spi_init(void) unsigned char buf[512]; int ft2232_vid = FTDI_VID; int ft2232_type = FTDI_FT4232H_PID; - enum ftdi_interface ft2232_interface = INTERFACE_B; + int channel_count = 4; /* Stores the number of channels of the device. */ + enum ftdi_interface ft2232_interface = INTERFACE_A; /* * The 'H' chips can run with an internal clock of either 12 MHz or 60 MHz, * but the non-H chips can only run at 12 MHz. We enable the divide-by-5 @@ -183,53 +184,55 @@ int ft2232_spi_init(void) arg = extract_programmer_param("type"); if (arg) { - if (!strcasecmp(arg, "2232H")) + if (!strcasecmp(arg, "2232H")) { ft2232_type = FTDI_FT2232H_PID; - else if (!strcasecmp(arg, "4232H")) + channel_count = 2; + } else if (!strcasecmp(arg, "4232H")) { ft2232_type = FTDI_FT4232H_PID; - else if (!strcasecmp(arg, "jtagkey")) { + channel_count = 4; + } else if (!strcasecmp(arg, "jtagkey")) { ft2232_type = AMONTEC_JTAGKEY_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; cs_bits = 0x18; pindir = 0x1b; } else if (!strcasecmp(arg, "picotap")) { ft2232_vid = GOEPEL_VID; ft2232_type = GOEPEL_PICOTAP_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; } else if (!strcasecmp(arg, "tumpa")) { /* Interface A is SPI1, B is SPI2. */ ft2232_type = TIAO_TUMPA_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; } else if (!strcasecmp(arg, "busblaster")) { /* In its default configuration it is a jtagkey clone */ ft2232_type = FTDI_FT2232H_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; cs_bits = 0x18; pindir = 0x1b; } else if (!strcasecmp(arg, "openmoko")) { ft2232_vid = FIC_VID; ft2232_type = OPENMOKO_DBGBOARD_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; } else if (!strcasecmp(arg, "arm-usb-ocd")) { ft2232_vid = OLIMEX_VID; ft2232_type = OLIMEX_ARM_OCD_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; cs_bits = 0x08; pindir = 0x1b; } else if (!strcasecmp(arg, "arm-usb-tiny")) { ft2232_vid = OLIMEX_VID; ft2232_type = OLIMEX_ARM_TINY_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; } else if (!strcasecmp(arg, "arm-usb-ocd-h")) { ft2232_vid = OLIMEX_VID; ft2232_type = OLIMEX_ARM_OCD_H_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; cs_bits = 0x08; pindir = 0x1b; } else if (!strcasecmp(arg, "arm-usb-tiny-h")) { ft2232_vid = OLIMEX_VID; ft2232_type = OLIMEX_ARM_TINY_H_PID; - ft2232_interface = INTERFACE_A; + channel_count = 2; } else { msg_perr("Error: Invalid device type specified.\n"); free(arg); @@ -245,14 +248,31 @@ int ft2232_spi_init(void) break; case 'B': ft2232_interface = INTERFACE_B; + if (channel_count < 2) + channel_count = -1; + break; + case 'C': + ft2232_interface = INTERFACE_C; + if (channel_count < 3) + channel_count = -1; + break; + case 'D': + ft2232_interface = INTERFACE_D; + if (channel_count < 4) + channel_count = -1; break; default: - msg_perr("Error: Invalid port/interface specified.\n"); - free(arg); - return -2; + channel_count = -1; + break; } } + if (channel_count < 0 || strlen(arg) != 1) { + msg_perr("Error: Invalid channel/port/interface specified: \"%s\".\n", arg); + free(arg); + return -2; + } free(arg); + arg = extract_programmer_param("divisor"); if (arg && strlen(arg)) { unsigned int temp = 0; @@ -271,8 +291,10 @@ int ft2232_spi_init(void) msg_pdbg("Using device type %s %s ", get_ft2232_vendorname(ft2232_vid, ft2232_type), get_ft2232_devicename(ft2232_vid, ft2232_type)); - msg_pdbg("interface %s\n", - (ft2232_interface == INTERFACE_A) ? "A" : "B"); + msg_pdbg("channel %s\n", + (ft2232_interface == INTERFACE_A) ? "A" : + (ft2232_interface == INTERFACE_B) ? "B" : + (ft2232_interface == INTERFACE_C) ? "C" : "D"); if (ftdi_init(ftdic) < 0) { msg_perr("ftdi_init failed\n"); @@ -280,7 +302,7 @@ int ft2232_spi_init(void) } if (ftdi_set_interface(ftdic, ft2232_interface) < 0) { - msg_perr("Unable to select interface: %s\n", ftdic->error_str); + msg_perr("Unable to select channel: %s\n", ftdic->error_str); } arg = extract_programmer_param("serial"); |