bitbang: split jtag and swd operations
[openocd.git] / src / jtag / drivers / imx_gpio.c
index debddedfe3a3b4ddde5fd408800b16b27575dba4..b96b433f7e2195bee37b824fea996393d454200c 100644 (file)
@@ -87,6 +87,7 @@ static int imx_gpio_write(int tck, int tms, int tdi);
 
 static int imx_gpio_swdio_read(void);
 static void imx_gpio_swdio_drive(bool is_output);
+static int imx_gpio_swd_write(int swclk, int swdio);
 
 static int imx_gpio_init(void);
 static int imx_gpio_quit(void);
@@ -96,6 +97,7 @@ static struct bitbang_interface imx_gpio_bitbang = {
        .write = imx_gpio_write,
        .swdio_read = imx_gpio_swdio_read,
        .swdio_drive = imx_gpio_swdio_drive,
+       .swd_write = imx_gpio_swd_write,
        .blink = NULL
 };
 
@@ -143,10 +145,10 @@ static int imx_gpio_write(int tck, int tms, int tdi)
        return ERROR_OK;
 }
 
-static int imx_gpio_swd_write(int tck, int tms, int tdi)
+static int imx_gpio_swd_write(int swclk, int swdio)
 {
-       tdi ? gpio_set(swdio_gpio) : gpio_clear(swdio_gpio);
-       tck ? gpio_set(swclk_gpio) : gpio_clear(swclk_gpio);
+       swdio ? gpio_set(swdio_gpio) : gpio_clear(swdio_gpio);
+       swclk ? gpio_set(swclk_gpio) : gpio_clear(swclk_gpio);
 
        for (unsigned int i = 0; i < jtag_delay; i++)
                asm volatile ("");
@@ -550,10 +552,6 @@ static int imx_gpio_init(void)
                  "tdo %d trst %d srst %d", tck_gpio_mode, tms_gpio_mode,
                  tdi_gpio_mode, tdo_gpio_mode, trst_gpio_mode, srst_gpio_mode);
 
-       if (swd_mode) {
-               imx_gpio_bitbang.write = imx_gpio_swd_write;
-       }
-
        return ERROR_OK;
 }
 

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