board: purism: librem5: update the timeouts for birch

Signed-off-by: Angus Ainslie (Purism) <angus@akkea.ca>

board/purism/librem5/librem5.c

@@ -371,7 +371,7 @@ int init_tps65982(void)
 
 	printf( "%s: starting\n", __func__ );
 
-	if( tps65982_wait_for_app(8000,2000) ) {
+	if( tps65982_wait_for_app(500,100) ) {
 		/* check that VBAT is present and greater than 3000 mV. reseting the
 		   tps65982 disconnects VBUS so we need a different power source.
 		   Battery voltage greater than 4.15V likely means the battery is not
@@ -389,11 +389,13 @@ int init_tps65982(void)
 			gpio_direction_output(TPS_RESET, 1);
 			mdelay( 2 );
 			gpio_direction_output(TPS_RESET, 0);
-			mdelay( 1000 );
+			mdelay( 100 );
 
-			if( tps65982_wait_for_app(8000,2000) ) {
+			if( tps65982_wait_for_app(1000,250) ) {
 				printf("tps65982 failed to boot\n" );
 				board_ecspi_init();
+				gpio_direction_output(LED_G, 0);
+				gpio_direction_output(LED_R, 1);
 				return 1;
 			}
 
@@ -420,7 +422,7 @@ int init_tps65982(void)
 int init_charger_bq25896(void)
 {
 	u8 val;
-	int iinlim, vbat, ret, i;
+	int iinlim, vbat, ret;
 	struct udevice *udev, *bus;
 
 	/* Set the i2c bus */
@@ -495,16 +497,13 @@ int init_charger_bq25896(void)
 	vbat = (val & 0x7f) * 20 + 2304;
 	printf("VBAT mV %d\n", vbat);
 
-	if ((vbat < 2400) && (iinlim <= 500)) {
+	if ((vbat < 2800) && (iinlim <= 500)) {
 		/* battery voltage too low and
 		 * insufficient current to boot linux.
-		 * Keep the charger disabled and try to boot
 		 */
-		gpio_direction_output(LED_G, 0);
 		gpio_direction_output(LED_R, 1);
 		printf("%s: voltage and current too low linux probably won't boot\n", __func__);
-		/* allow trickle charge 128 mA */
-		dm_i2c_reg_write(udev, 0x04, 0x1);
+#if 0
 	} else {
 		if (iinlim > 500) {
 			/* have enough voltage and current to fastcharge */
@@ -516,8 +515,12 @@ int init_charger_bq25896(void)
 			dm_i2c_reg_write(udev, 0x04, 0x2);
 			printf("%s: tricklecharge 256 mA\n", __func__);
 		}
+#endif
 	}
 
+	/* set 1.6A charge limit */
+	dm_i2c_reg_write(udev, 0x04, 0x19);
+
 	/* re-enable charger */
 	val = dm_i2c_reg_read(udev, 0x03);
 	val = val | 0x10;
@@ -584,8 +587,8 @@ int board_late_init(void)
 #endif
 
 	if (fastboot_key_pressed()) {
-		printf("enter fastboot!\n");
-		env_set("bootcmd", "fastboot 0");
+		printf("stop in u-boot\n");
+		env_set("bootcmd", "");
 	}
 
 	return 0;