From 5e5097c110ab5d6bda7f18b7a795d17f27ac3d36 Mon Sep 17 00:00:00 2001 From: Shaveta Leekha Date: Wed, 26 Feb 2014 16:06:30 +0530 Subject: board/b4860qds: Add support to make Aurora work on B4860QDS 1) Add new SerDes1 protocols having Aurora in them 2) Add VSC cross point connections for Aurora to work with CPRI and SGMIIs 3) Configure VSC crossbar switch to connect SerDes1 lanes to aurora on board, by checking SerDes1 protocols 4) SerDes1 Refclks have been set properly to make Aurora, CPRI and SGMIIs to work together properly Signed-off-by: Shaveta Leekha Reviewed-by: York Sun --- arch/powerpc/cpu/mpc85xx/b4860_serdes.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) (limited to 'arch/powerpc/cpu') diff --git a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c index 6ff6a70..c96ad0b 100644 --- a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c +++ b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c @@ -18,6 +18,24 @@ struct serdes_config { #ifdef CONFIG_PPC_B4860 static struct serdes_config serdes1_cfg_tbl[] = { /* SerDes 1 */ + {0x02, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x04, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x05, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x06, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x08, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x09, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x0A, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x0B, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x0C, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, {0x0D, {CPRI8, CPRI7, CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, {0x0E, {CPRI8, CPRI7, CPRI6, CPRI5, @@ -44,8 +62,22 @@ static struct serdes_config serdes1_cfg_tbl[] = { {0x34, {AURORA, AURORA, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x39, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x3A, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x3C, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x3D, {AURORA, AURORA, CPRI6, CPRI5, + CPRI4, CPRI3, CPRI2, CPRI1} }, {0x3E, {CPRI8, CPRI7, CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x5C, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1} }, + {0x5D, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1} }, {} }; static struct serdes_config serdes2_cfg_tbl[] = { -- cgit v1.1 From c7d506d4ee477368d54f226065416648be08a60d Mon Sep 17 00:00:00 2001 From: poonam aggrwal Date: Mon, 17 Feb 2014 08:38:58 +0530 Subject: 85xx/b4860: Alternate serdes protocols for B4860/B4420 On B4860 and B4420, some serdes protocols can be used with LC VCO as well as Ring VCO options. Addded Alternate options with LC VCO for such protocols. For example protocol 0x2a on srds 1 becomes 0x29 if it is LC VCO. The alternate option has the same functionality as the original option; the only difference being LC VCO rather than Ring VCO. Signed-off-by: Poonam Aggrwal Signed-off-by: Prabhakar Kushwaha Reviewed-by: York Sun --- arch/powerpc/cpu/mpc85xx/b4860_serdes.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'arch/powerpc/cpu') diff --git a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c index c96ad0b..cf18be5 100644 --- a/arch/powerpc/cpu/mpc85xx/b4860_serdes.c +++ b/arch/powerpc/cpu/mpc85xx/b4860_serdes.c @@ -42,6 +42,8 @@ static struct serdes_config serdes1_cfg_tbl[] = { CPRI4, CPRI3, CPRI2, CPRI1}}, {0x12, {CPRI8, CPRI7, CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x29, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, + CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1} }, {0x2a, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, {0x2C, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, @@ -50,6 +52,9 @@ static struct serdes_config serdes1_cfg_tbl[] = { CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, {0x2E, {SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC6, CPRI6, CPRI5, CPRI4, CPRI3, CPRI2, CPRI1}}, + {0x2F, {AURORA, AURORA, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + CPRI4, CPRI3, CPRI2, CPRI1} }, {0x30, {AURORA, AURORA, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, CPRI4, CPRI3, CPRI2, CPRI1}}, @@ -82,12 +87,18 @@ static struct serdes_config serdes1_cfg_tbl[] = { }; static struct serdes_config serdes2_cfg_tbl[] = { /* SerDes 2 */ + {0x17, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + AURORA, AURORA, SRIO1, SRIO1} }, {0x18, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA, AURORA, SRIO1, SRIO1}}, {0x1D, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, AURORA, AURORA, SRIO1, SRIO1}}, + {0x2A, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, + AURORA, AURORA, SRIO1, SRIO1} }, {0x2B, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, SRIO2, AURORA, AURORA, SRIO1, SRIO1}}, @@ -95,6 +106,9 @@ static struct serdes_config serdes2_cfg_tbl[] = { SRIO2, SRIO2, AURORA, AURORA, SRIO1, SRIO1}}, + {0x48, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, AURORA, + SRIO1, SRIO1, SRIO1, SRIO1} }, {0x49, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, AURORA, SRIO1, SRIO1, SRIO1, SRIO1}}, @@ -107,18 +121,30 @@ static struct serdes_config serdes2_cfg_tbl[] = { {0x4E, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SGMII_FM1_DTSEC3, AURORA, SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x79, {SRIO2, SRIO2, SRIO2, SRIO2, + SRIO1, SRIO1, SRIO1, SRIO1} }, {0x7A, {SRIO2, SRIO2, SRIO2, SRIO2, SRIO1, SRIO1, SRIO1, SRIO1}}, + {0x83, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, AURORA, AURORA, + XFI_FM1_MAC9, XFI_FM1_MAC10} }, {0x84, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, SRIO2, AURORA, AURORA, XFI_FM1_MAC9, XFI_FM1_MAC10}}, {0x85, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, SRIO2, AURORA, AURORA, XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0x86, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SRIO2, SRIO2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XFI_FM1_MAC9, XFI_FM1_MAC10} }, {0x87, {SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, SRIO2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XFI_FM1_MAC9, XFI_FM1_MAC10}}, + {0x8C, {SRIO2, SRIO2, SRIO2, SRIO2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XFI_FM1_MAC9, XFI_FM1_MAC10} }, {0x8D, {SRIO2, SRIO2, SRIO2, SRIO2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XFI_FM1_MAC9, XFI_FM1_MAC10}}, @@ -133,6 +159,9 @@ static struct serdes_config serdes2_cfg_tbl[] = { SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XAUI_FM1_MAC10, XAUI_FM1_MAC10, XAUI_FM1_MAC10, XAUI_FM1_MAC10}}, + {0xB1, {PCIE1, PCIE1, PCIE1, PCIE1, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, + XFI_FM1_MAC9, XFI_FM1_MAC10} }, {0xB2, {PCIE1, PCIE1, PCIE1, PCIE1, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, XFI_FM1_MAC9, XFI_FM1_MAC10}}, -- cgit v1.1 From 7af9a07403e80415d097b4175616c7a7686b7deb Mon Sep 17 00:00:00 2001 From: Shaveta Leekha Date: Wed, 26 Feb 2014 16:08:22 +0530 Subject: powerpc/b4860: Add workaround for errata A006384 and A006475 SerDes PLLs may not lock reliably at 5 G VCO configuration(A006384) and at cold temperatures(A006475), workaround recalibrate the PLLs with some SerDes configuration Both these errata are only applicable for b4 rev1. So, make workaround for these errata conditional, depending upon soc version. Signed-off-by: Shaveta Leekha Reviewed-by: York Sun --- arch/powerpc/cpu/mpc85xx/cmd_errata.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/powerpc/cpu') diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index 7693899..d0a1c51 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -229,6 +229,14 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (IS_SVR_REV(svr, 1, 0)) puts("Work-around for Erratum A005871 enabled\n"); #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_A006475 + if (SVR_MAJ(get_svr()) == 1) + puts("Work-around for Erratum A006475 enabled\n"); +#endif +#ifdef CONFIG_SYS_FSL_ERRATUM_A006384 + if (SVR_MAJ(get_svr()) == 1) + puts("Work-around for Erratum A006384 enabled\n"); +#endif #ifdef CONFIG_SYS_FSL_ERRATUM_A004849 /* This work-around is implemented in PBI, so just check for it */ check_erratum_a4849(svr); -- cgit v1.1 From 9c641a872aa54edc97d69281f705819e96a5c90e Mon Sep 17 00:00:00 2001 From: Suresh Gupta Date: Wed, 26 Feb 2014 14:29:12 +0530 Subject: powerpc/usb: Workaround for erratum-A006261 USB spec says that the minimum disconnect threshold should be over 525 mV. However, internal USB PHY threshold value is below this specified value. Due to this some devices disconnect at run-time. Hence, phy settings are tweaked to increased disconnect threshold to be above 525mV by using this workaround. Signed-off-by: Suresh Gupta Reviewed-by: York Sun --- arch/powerpc/cpu/mpc85xx/cmd_errata.c | 4 +++ arch/powerpc/cpu/mpc85xx/cpu_init.c | 62 +++++++++++++++++++++++++++++++++++ 2 files changed, 66 insertions(+) (limited to 'arch/powerpc/cpu') diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index d0a1c51..8b79c05 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -273,6 +273,10 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) (SVR_REV(svr) <= CONFIG_SYS_FSL_A004447_SVR_REV)) puts("Work-around for Erratum I2C-A004447 enabled\n"); #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 + if (has_erratum_a006261()) + puts("Work-around for Erratum A006261 enabled\n"); +#endif return 0; } diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index b31efb7..81aeadd 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -36,6 +36,54 @@ DECLARE_GLOBAL_DATA_PTR; +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 +void fsl_erratum_a006261_workaround(struct ccsr_usb_phy __iomem *usb_phy) +{ +#ifdef CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE + u32 xcvrprg = in_be32(&usb_phy->port1.xcvrprg); + + /* Increase Disconnect Threshold by 50mV */ + xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK | + INC_DCNT_THRESHOLD_50MV; + /* Enable programming of USB High speed Disconnect threshold */ + xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN; + out_be32(&usb_phy->port1.xcvrprg, xcvrprg); + + xcvrprg = in_be32(&usb_phy->port2.xcvrprg); + /* Increase Disconnect Threshold by 50mV */ + xcvrprg &= ~CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK | + INC_DCNT_THRESHOLD_50MV; + /* Enable programming of USB High speed Disconnect threshold */ + xcvrprg |= CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN; + out_be32(&usb_phy->port2.xcvrprg, xcvrprg); +#else + + u32 temp = 0; + u32 status = in_be32(&usb_phy->status1); + + u32 squelch_prog_rd_0_2 = + (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_0) + & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK; + + u32 squelch_prog_rd_3_5 = + (status >> CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_3) + & CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK; + + setbits_be32(&usb_phy->config1, + CONFIG_SYS_FSL_USB_HS_DISCNCT_INC); + setbits_be32(&usb_phy->config2, + CONFIG_SYS_FSL_USB_RX_AUTO_CAL_RD_WR_SEL); + + temp = squelch_prog_rd_0_2 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_0; + out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp); + + temp = squelch_prog_rd_3_5 << CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_3; + out_be32(&usb_phy->config2, in_be32(&usb_phy->config2) | temp); +#endif +} +#endif + + #ifdef CONFIG_QE extern qe_iop_conf_t qe_iop_conf_tab[]; extern void qe_config_iopin(u8 port, u8 pin, int dir, @@ -625,6 +673,10 @@ skip_l2: { struct ccsr_usb_phy __iomem *usb_phy1 = (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR; +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 + if (has_erratum_a006261()) + fsl_erratum_a006261_workaround(usb_phy1); +#endif out_be32(&usb_phy1->usb_enable_override, CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE); } @@ -633,6 +685,10 @@ skip_l2: { struct ccsr_usb_phy __iomem *usb_phy2 = (void *)CONFIG_SYS_MPC85xx_USB2_PHY_ADDR; +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 + if (has_erratum_a006261()) + fsl_erratum_a006261_workaround(usb_phy2); +#endif out_be32(&usb_phy2->usb_enable_override, CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE); } @@ -672,8 +728,14 @@ skip_l2: CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN); setbits_be32(&usb_phy->port2.pwrfltcfg, CONFIG_SYS_FSL_USB_PWRFLT_CR_EN); + +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 + if (has_erratum_a006261()) + fsl_erratum_a006261_workaround(usb_phy); #endif +#endif /* CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE */ + #ifdef CONFIG_FMAN_ENET fman_enet_init(); #endif -- cgit v1.1