Re: [OpenWrt-Devel] [PATCH] [ramips] [rt5350] led esw polarity reversed?

Сергей Василюгин Thu, 09 May 2013 01:53:48 -0700

09.05.2013, 15:07, "Lixus" <lix...@gmail.com>:

I noticed that the LEDs esw with the SoC rt5350 have reversed polarity.!

to correct the polatirà leds, I made this change to the file ramips_esw.c

--- a/drivers/net/ethernet/ramips/ramips_esw.c
+++ b/drivers/net/ethernet/ramips/ramips_esw.c
@@ -48,6 +48,7 @@
#define RT305X_ESW_REG_P3PC 0xf4
#define RT305X_ESW_REG_P4PC 0xf8
#define RT305X_ESW_REG_P5PC 0xfc
+#define RT305X_EWS_REG_LED_POLARITY 0x168

#define RT305X_ESW_LED_LINK 0
#define RT305X_ESW_LED_100M 1
@@ -450,6 +451,12 @@ rt305x_esw_hw_init(struct rt305x_esw *es
rt305x_esw_wr(esw, esw->pdata->reg_initval_fpa2, RT305X_ESW_REG_FPA2);
rt305x_esw_wr(esw, 0x00000000, RT305X_ESW_REG_FPA);

+ /* Invert polarity led on rt5350 */
+ if (soc_is_rt5350()) {
+ rt305x_esw_wr(esw, 0x1F, RT305X_EWS_REG_LED_POLARITY);
+ }
+
+
/* Force Link/Activity on ports */
rt305x_esw_wr(esw, 0x00000005, RT305X_ESW_REG_P0LED);
rt305x_esw_wr(esw, 0x00000005, RT305X_ESW_REG_P1LED);

Ayyari

My rt5350 based board use value 0x17. So this patch is't universal.

---
serge

_______________________________________________
openwrt-devel mailing list
openwrt-devel@lists.openwrt.org
https://lists.openwrt.org/mailman/listinfo/openwrt-devel

Re: [OpenWrt-Devel] [PATCH] [ramips] [rt5350] led esw polarity reversed?

Reply via email to