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authorJohn Crispin <john@openwrt.org>2014-03-30 09:16:10 +0000
committerJohn Crispin <john@openwrt.org>2014-03-30 09:16:10 +0000
commit3a43738e214a256dbe59f17796ddb967b08ee67c (patch)
treee691a2e95daf39871bf77525273ca34591508811 /target/linux/lantiq
parent9531390aadea49eff8d173c79787670daa97762f (diff)
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lantiq: reset gphys on reboot
If gphys are not reset upstream uboot can not use them anymore. Signed-off-by: Antonios Vamporakis <ant@area128.com> SVN-Revision: 40318
Diffstat (limited to 'target/linux/lantiq')
-rw-r--r--target/linux/lantiq/patches-3.10/0201-xway-reset-gphys-on-reboot.patch19
1 files changed, 19 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.10/0201-xway-reset-gphys-on-reboot.patch b/target/linux/lantiq/patches-3.10/0201-xway-reset-gphys-on-reboot.patch
new file mode 100644
index 0000000000..8edc273cd5
--- /dev/null
+++ b/target/linux/lantiq/patches-3.10/0201-xway-reset-gphys-on-reboot.patch
@@ -0,0 +1,19 @@
+--- a/arch/mips/lantiq/xway/reset.c
++++ b/arch/mips/lantiq/xway/reset.c
+@@ -176,8 +176,15 @@ void ltq_rst_init(void)
+
+ static void ltq_machine_restart(char *command)
+ {
++ u32 val = ltq_rcu_r32(RCU_RST_REQ);
++
++ if (of_device_is_compatible(ltq_rcu_np, "lantiq,rcu-xrx200"))
++ val |= RCU_RD_GPHY1_XRX200 | RCU_RD_GPHY0_XRX200;
++
++ val |= RCU_RD_SRST;
++
+ local_irq_disable();
+- ltq_rcu_w32(ltq_rcu_r32(RCU_RST_REQ) | RCU_RD_SRST, RCU_RST_REQ);
++ ltq_rcu_w32(val, RCU_RST_REQ);
+ unreachable();
+ }
+