From: Hou Zhiqiang Date: Mon, 31 Oct 2016 02:59:16 +0000 (+0800) Subject: fsl: serdes: fix a deadloop issue for P4080 X-Git-Tag: v2017.01-rc1~212^2~16 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5eef15ea9d297d270935510d8a635f8d8bf72439;p=platform%2Fkernel%2Fu-boot.git fsl: serdes: fix a deadloop issue for P4080 This deadloop is introduced by commit: 71fe222 fsl: serdes: ensure accessing the initialized maps of serdes protocol deadloop detail: cpu_init_r => fsl_serdes_init => p4080_erratum_serdes_a005 => is_serdes_configured => fsl_serdes_init Signed-off-by: Hou Zhiqiang Reviewed-by: York Sun --- diff --git a/arch/powerpc/cpu/mpc85xx/fsl_corenet_serdes.c b/arch/powerpc/cpu/mpc85xx/fsl_corenet_serdes.c index 72d5e30..b6c4341 100644 --- a/arch/powerpc/cpu/mpc85xx/fsl_corenet_serdes.c +++ b/arch/powerpc/cpu/mpc85xx/fsl_corenet_serdes.c @@ -607,6 +607,9 @@ void fsl_serdes_init(void) soc_serdes_init(); + /* Set the first bit to indicate serdes has been initialized */ + serdes_prtcl_map |= (1 << NONE); + #ifdef CONFIG_SYS_P4080_ERRATUM_SERDES8 /* * Bank two uses the clock from bank three, so if bank two is enabled, @@ -862,9 +865,6 @@ void fsl_serdes_init(void) SRDS_RSTCTL_SDPD); } #endif - - /* Set the first bit to indicate serdes has been initialized */ - serdes_prtcl_map |= (1 << NONE); } const char *serdes_clock_to_string(u32 clock)