add -c, -d to set sda/scl bit

5 files changed, 19 insertions, 0 deletions

diff --git a/commandline/i2c-util.c b/commandline/i2c-util.c
index 8033d12..f8aa18d 100644
--- a/commandline/i2c-util.c
+++ b/commandline/i2c-util.c
@@ -156,6 +156,21 @@ static int usbOpenDevice(usb_dev_handle ** device, int vendor, char *vendorName,
 	return errorCode;
 }
 
+void i2c_getopt(int argc, char **argv)
+{
+	int opt;
+	while ((opt = getopt(argc, argv, "c:d:")) != EOF) {
+		switch (opt) {
+		case 'c':
+			bit_scl = atoi(optarg);
+			break;
+		case 'd':
+			bit_sda = atoi(optarg);
+			break;
+		}
+	}
+}
+
 unsigned char get_status()
 {
 	unsigned char buffer[8];
diff --git a/commandline/i2c-util.h b/commandline/i2c-util.h
index f3c5738..9be466a 100644
--- a/commandline/i2c-util.h
+++ b/commandline/i2c-util.h
@@ -10,6 +10,7 @@ unsigned char get_status();
 unsigned char i2c_tx_byte(unsigned char byte);
 unsigned char i2c_rx_byte(unsigned char send_ack);
 
+void i2c_getopt(int argc, char **argv);
 void i2c_start();
 void i2c_stop();
 void i2c_init();
diff --git a/commandline/i2cdetect.c b/commandline/i2cdetect.c
index 2aa4475..88e5d2e 100644
--- a/commandline/i2cdetect.c
+++ b/commandline/i2cdetect.c
@@ -9,6 +9,7 @@ int main(int argc, char **argv)
 {
 	unsigned char id, i2cid;
 
+	i2c_getopt(argc, argv);
 	i2c_init();
 
 	fputs("     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f", stdout);
diff --git a/commandline/i2cget.c b/commandline/i2cget.c
index a0b2330..041ffad 100644
--- a/commandline/i2cget.c
+++ b/commandline/i2cget.c
@@ -10,6 +10,7 @@ int main(int argc, char **argv)
 	unsigned int ret;
 	char *conv_err;
 
+	i2c_getopt(argc, argv);
 	i2c_init();
 	i2c_start();
 
diff --git a/commandline/i2cset.c b/commandline/i2cset.c
index 5a3bc4b..3edaf81 100644
--- a/commandline/i2cset.c
+++ b/commandline/i2cset.c
@@ -9,6 +9,7 @@ int main(int argc, char **argv)
 	int i, address, cmdbuf, got_ack;
 	char *conv_err;
 
+	i2c_getopt(argc, argv);
 	i2c_init();
 	i2c_start();