target/linux/lantiq/patches-3.14/0006-MIPS-lantiq-reboot-gphy-on-restart.patch

   1 From f81979f4b297693ac70616feaa4a79bdcb11db35 Mon Sep 17 00:00:00 2001
   2 From: John Crispin <blogic@openwrt.org>
   3 Date: Thu, 7 Aug 2014 18:55:57 +0200
   4 Subject: [PATCH 06/36] MIPS: lantiq: reboot gphy on restart
   5
   6 Signed-off-by: John Crispin <blogic@openwrt.org>
   7 ---
   8  arch/mips/lantiq/xway/reset.c |    9 ++++++++-
   9  1 file changed, 8 insertions(+), 1 deletion(-)
  10
  11 --- a/arch/mips/lantiq/xway/reset.c
  12 +++ b/arch/mips/lantiq/xway/reset.c
  13 @@ -176,8 +176,15 @@ void ltq_rst_init(void)
  14
  15  static void ltq_machine_restart(char *command)
  16  {
  17 +       u32 val = ltq_rcu_r32(RCU_RST_REQ);
  18 +
  19 +       if (of_device_is_compatible(ltq_rcu_np, "lantiq,rcu-xrx200"))
  20 +               val |= RCU_RD_GPHY1_XRX200 | RCU_RD_GPHY0_XRX200;
  21 +
  22 +       val |= RCU_RD_SRST;
  23 +
  24         local_irq_disable();
  25 -       ltq_rcu_w32(ltq_rcu_r32(RCU_RST_REQ) | RCU_RD_SRST, RCU_RST_REQ);
  26 +       ltq_rcu_w32(val, RCU_RST_REQ);
  27         unreachable();
  28  }
  29