openwrt/target/linux/lantiq/patches-3.2/0013-MIPS-lantiq-fix-STP-gpio-groups.patch
Jonas Gorski ee4c47a134 kernel: update linux 3.2 to 3.2.15
SVN-Revision: 31335
2012-04-17 12:50:54 +00:00

38 lines
1.3 KiB
Diff

From 1314356c316e79f9887ac12b9cdf2ddba24d34a5 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Thu, 27 Oct 2011 20:06:05 +0200
Subject: [PATCH 13/73] MIPS: lantiq: fix STP gpio groups
The STP engine has 3 groups of 8 pins. Only the first was activated by default.
This patch activates the 2 missing groups.
Signed-off-by: Matti Laakso <malaakso@elisanet.fi>
Signed-off-by: John Crispin <blogic@openwrt.org>
---
arch/mips/lantiq/xway/gpio_stp.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
--- a/arch/mips/lantiq/xway/gpio_stp.c
+++ b/arch/mips/lantiq/xway/gpio_stp.c
@@ -35,6 +35,8 @@
#define LTQ_STP_ADSL_SRC (3 << 24)
#define LTQ_STP_GROUP0 (1 << 0)
+#define LTQ_STP_GROUP1 (1 << 1)
+#define LTQ_STP_GROUP2 (1 << 2)
#define LTQ_STP_RISING 0
#define LTQ_STP_FALLING (1 << 26)
@@ -93,8 +95,9 @@ static int ltq_stp_hw_init(void)
/* rising or falling edge */
ltq_stp_w32_mask(LTQ_STP_EDGE_MASK, LTQ_STP_FALLING, LTQ_STP_CON0);
- /* per default stp 15-0 are set */
- ltq_stp_w32_mask(0, LTQ_STP_GROUP0, LTQ_STP_CON1);
+ /* enable all three led groups */
+ ltq_stp_w32_mask(0, LTQ_STP_GROUP0 | LTQ_STP_GROUP1 | LTQ_STP_GROUP2,
+ LTQ_STP_CON1);
/* stp are update periodically by the FPI bus */
ltq_stp_w32_mask(LTQ_STP_UPD_MASK, LTQ_STP_UPD_FPI, LTQ_STP_CON1);