From f81979f4b297693ac70616feaa4a79bdcb11db35 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Thu, 7 Aug 2014 18:55:57 +0200 Subject: [PATCH 06/36] MIPS: lantiq: reboot gphy on restart Signed-off-by: John Crispin --- arch/mips/lantiq/xway/reset.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) --- 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(); }