~foura/uxn900: main: fix disabling the twl4030 watchdog timer.

e8003ea2fec9b223e320032fa470fca742645e5e — james palmer 2 months ago 1e4860b

main: fix disabling the twl4030 watchdog timer.

- now uses the correct i2c chip id
- now writes the address and data in one transaction.

this is sufficent to get rid of the timeout errors.
i have not yet tested it on real hardware.

patch browse

1 files changed, 6 insertions(+), 5 deletions(-)

M src/main.c

M src/main.c => src/main.c +6 -5

@@ 39,11 39,12 @@ uxn_interrupt(void)
 void
 watchdog_init(void)
 {
-	Uint8 data;
+	Uint8 data[2];
 
-	/* silence the twl4030 watchdog (i hope) */
-	data = 0x5e; i2c_write(PHYSI2C1, 0x4a, &data, 1);
-	data = 0;    i2c_write(PHYSI2C1, 0x4a, &data, 1);
+	data[0] = 0x5e;
+	data[1] = 0x0;
+
+	i2c_write(PHYSI2C1, 0x4b, data, 2);
 }
 
 void


@@ 57,7 58,7 @@ main(void)
 	i2c_init(PHYSI2C1);
 	i2c_init(PHYSI2C2);
 
-	/* watchdog_init(); NOT WORKING */
+	watchdog_init();
 	screen_init(&uxn_screen);
 
 	uxn_init();