From da4d620c90eb6dd9466a89837ab8667048d856e3 Mon Sep 17 00:00:00 2001 From: Qianyu Gong Date: Tue, 5 Jul 2016 16:01:54 +0800 Subject: armv8: fsl_lsch2: Add SerDes 2 support New SoC LS1046A belongs to Freescale Chassis Generation 2 and has two SerDes so we need to add this support in fsl_lsch2. The SoC related SerDes 2 support will be added in SoC patch. Signed-off-by: Gong Qianyu Reviewed-by: York Sun --- arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'arch/arm/cpu') diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c index fe3444a..f73092a 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch2_serdes.c @@ -13,6 +13,9 @@ #ifdef CONFIG_SYS_FSL_SRDS_1 static u8 serdes1_prtcl_map[SERDES_PRCTL_COUNT]; #endif +#ifdef CONFIG_SYS_FSL_SRDS_2 +static u8 serdes2_prtcl_map[SERDES_PRCTL_COUNT]; +#endif int is_serdes_configured(enum srds_prtcl device) { @@ -21,6 +24,9 @@ int is_serdes_configured(enum srds_prtcl device) #ifdef CONFIG_SYS_FSL_SRDS_1 ret |= serdes1_prtcl_map[device]; #endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + ret |= serdes2_prtcl_map[device]; +#endif return !!ret; } @@ -38,6 +44,12 @@ int serdes_get_first_lane(u32 sd, enum srds_prtcl device) cfg >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT; break; #endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + case FSL_SRDS_2: + cfg &= FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_MASK; + cfg >>= FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_SHIFT; + break; +#endif default: printf("invalid SerDes%d\n", sd); break; @@ -114,4 +126,11 @@ void fsl_serdes_init(void) FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT, serdes1_prtcl_map); #endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + serdes_init(FSL_SRDS_2, + CONFIG_SYS_FSL_SERDES_ADDR, + FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_MASK, + FSL_CHASSIS2_RCWSR4_SRDS2_PRTCL_SHIFT, + serdes2_prtcl_map); +#endif } -- cgit v1.1