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 --- arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 2 ++ board/freescale/ls1021aqds/ls1021aqds.c | 35 ++++++++++++++++++++++- 2 files changed, 36 insertions(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h index 697d4ca..afdccdc 100644 --- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h +++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h @@ -105,6 +105,8 @@ struct ccsr_gur {
#define SCFG_ETSECDMAMCR_LE_BD_FR 0xf8001a0f #define SCFG_ETSECCMCR_GE2_CLK125 0x04000000 +#define SCFG_ETSECCMCR_GE0_CLK125 0x00000000 +#define SCFG_ETSECCMCR_GE1_CLK125 0x08000000 #define SCFG_PIXCLKCR_PXCKEN 0x80000000 #define SCFG_QSPI_CLKSEL 0xc0100000
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index f08e54f..f4a5dda 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 @@ -244,6 +249,32 @@ 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; @@ -253,6 +284,7 @@ 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: @@ -262,6 +294,7 @@ 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: