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| author | Alison Wang <b18965@freescale.com> | 2014-12-09 17:38:23 +0800 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2015-01-23 22:29:14 -0600 |
| commit | 0f5e5579f2b75053e5f05bcba890f7ab2409b460 (patch) | |
| tree | 6ffa4fe667580e96a89ccee7279ee0bc541e1495 /board/freescale | |
| parent | dda3b610eee9dcd433627202584ded417327dd51 (diff) | |
| download | u-boot-0f5e5579f2b75053e5f05bcba890f7ab2409b460.tar.gz u-boot-0f5e5579f2b75053e5f05bcba890f7ab2409b460.tar.xz u-boot-0f5e5579f2b75053e5f05bcba890f7ab2409b460.zip | |
ls102xa: etsec: Select ge0_clk125 for eTSEC clock muxing as default
This patch reverts to use ge0_clk125 for eTSEC clock muxing. For SAI and
CAN which are pin multiplexed with RGMII1 in EC1 of RCW, ge2_clk125 will
be used via hwconfig.
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@freescale.com>
Signed-off-by: Alison Wang <alison.wang@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/ls1021aqds/ls1021aqds.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index 152da2d3e8..0a3252effe 100644 --- a/board/freescale/ls1021aqds/ls1021aqds.c +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -48,6 +48,12 @@ enum { MUX_TYPE_SD_PC_SG_SG, }; +enum { + GE0_CLK125, + GE2_CLK125, + GE1_CLK125, +}; + int checkboard(void) { #ifndef CONFIG_QSPI_BOOT @@ -177,7 +183,6 @@ int board_early_init_f(void) #ifdef CONFIG_TSEC_ENET out_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR); - out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125); #endif #ifdef CONFIG_FSL_IFC @@ -241,6 +246,32 @@ void board_init_f(ulong dummy) } #endif +void config_etseccm_source(int etsec_gtx_125_mux) +{ + struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR; + + switch (etsec_gtx_125_mux) { + case GE0_CLK125: + out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE0_CLK125); + debug("etseccm set to GE0_CLK125\n"); + break; + + case GE2_CLK125: + out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125); + debug("etseccm set to GE2_CLK125\n"); + break; + + case GE1_CLK125: + out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE1_CLK125); + debug("etseccm set to GE1_CLK125\n"); + break; + + default: + printf("Error! trying to set etseccm to invalid value\n"); + break; + } +} + int config_board_mux(int ctrl_type) { u8 reg12, reg14; @@ -250,6 +281,7 @@ int config_board_mux(int ctrl_type) switch (ctrl_type) { case MUX_TYPE_CAN: + config_etseccm_source(GE2_CLK125); reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_CAN); break; case MUX_TYPE_IIC2: @@ -259,6 +291,7 @@ int config_board_mux(int ctrl_type) reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_RGMII); break; case MUX_TYPE_SAI: + config_etseccm_source(GE2_CLK125); reg14 = SET_EC_MUX_SEL(reg14, PIN_MUX_SEL_SAI); break; case MUX_TYPE_SDHC: |