diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index d0a1c518bb38db7b11115275a683caa980e76367..8b79c05b1f2dc945a7fc662a5e9a4bab45938847 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -272,6 +272,10 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if ((SVR_SOC_VER(svr) == SVR_8548 && IS_SVR_REV(svr, 3, 1)) || (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 b31efb761041d985464c7f371ac7195884e8672c..81aeadd363feade245665a6cf98f94ec378d0594 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 diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 2f47b3fbd0fd064c5a418e3ad534b320b7a0e26d..9a20b971c5becfc3ae104e1aaed2622d273a3f0f 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -154,6 +154,7 @@ #define CONFIG_SYS_FSL_ERRATUM_IFC_A003399 #define CONFIG_SYS_FSL_ERRATUM_A005125 #define CONFIG_SYS_FSL_ERRATUM_I2C_A004447 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_A004447_SVR_REV 0x10 #define CONFIG_ESDHC_HC_BLK_ADDR @@ -386,6 +387,7 @@ #define CONFIG_SYS_FSL_ERRATUM_SRIO_A004034 #define CONFIG_SYS_FSL_ERRATUM_A004849 #define CONFIG_SYS_FSL_ERRATUM_I2C_A004447 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_A004447_SVR_REV 0x11 #elif defined(CONFIG_PPC_P3041) @@ -424,6 +426,7 @@ #define CONFIG_SYS_FSL_ERRATUM_A004849 #define CONFIG_SYS_FSL_ERRATUM_A005812 #define CONFIG_SYS_FSL_ERRATUM_I2C_A004447 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_A004447_SVR_REV 0x20 #elif defined(CONFIG_PPC_P4080) /* also supports P4040 */ @@ -507,6 +510,7 @@ #define CONFIG_SYS_FSL_CORENET_SNOOPVEC_COREONLY 0xc0000000 #define CONFIG_SYS_FSL_ERRATUM_SRIO_A004034 #define CONFIG_SYS_FSL_ERRATUM_I2C_A004447 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_A004447_SVR_REV 0x20 #elif defined(CONFIG_PPC_P5040) @@ -538,6 +542,7 @@ #define CONFIG_SYS_FSL_ERRATUM_A004699 #define CONFIG_SYS_FSL_ERRATUM_A004510 #define CONFIG_SYS_FSL_ERRATUM_A004510_SVR_REV 0x10 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_CORENET_SNOOPVEC_COREONLY 0xf0000000 #define CONFIG_SYS_FSL_ERRATUM_A005812 @@ -633,6 +638,7 @@ #define CONFIG_SYS_FSL_ERRATUM_A004468 #define CONFIG_SYS_FSL_ERRATUM_A_004934 #define CONFIG_SYS_FSL_ERRATUM_A005871 +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_FSL_ERRATUM_A006379 #define CONFIG_SYS_FSL_ERRATUM_A006593 #define CONFIG_SYS_CCSRBAR_DEFAULT 0xfe000000 @@ -726,6 +732,7 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) #define CONFIG_SYS_FSL_PCIE_COMPAT "fsl,qoriq-pcie-v2.4" #define CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY +#define CONFIG_SYS_FSL_ERRATUM_A006261 #define CONFIG_SYS_CCSRBAR_DEFAULT 0xfe000000 #elif defined(CONFIG_PPC_T2080) || defined(CONFIG_PPC_T2081) diff --git a/arch/powerpc/include/asm/fsl_errata.h b/arch/powerpc/include/asm/fsl_errata.h index a59091977efb30150dacee195edd14499d3efccb..c9982cc8ec49486cf14c3ed786cac48f46d4c17f 100644 --- a/arch/powerpc/include/asm/fsl_errata.h +++ b/arch/powerpc/include/asm/fsl_errata.h @@ -26,4 +26,38 @@ static inline bool has_erratum_a006379(void) } #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_A006261 +static inline bool has_erratum_a006261(void) +{ + u32 svr = get_svr(); + u32 soc = SVR_SOC_VER(svr); + + switch (soc) { + case SVR_P1010: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); + case SVR_P2041: + case SVR_P2040: + return IS_SVR_REV(svr, 1, 0) || + IS_SVR_REV(svr, 1, 1) || IS_SVR_REV(svr, 2, 1); + case SVR_P3041: + return IS_SVR_REV(svr, 1, 0) || + IS_SVR_REV(svr, 1, 1) || + IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 2, 1); + case SVR_P5010: + case SVR_P5020: + case SVR_P5021: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); + case SVR_T4240: + case SVR_T4160: + return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0); + case SVR_T1040: + return IS_SVR_REV(svr, 1, 0); + case SVR_P5040: + return IS_SVR_REV(svr, 1, 0); + } + + return false; +} +#endif + #endif diff --git a/include/fsl_usb.h b/include/fsl_usb.h index 915774cba8af69a907f26ed32804b5a9223491a2..8b63cdd88c03416d043521a758d8f983a4eb63c2 100644 --- a/include/fsl_usb.h +++ b/include/fsl_usb.h @@ -52,13 +52,32 @@ struct ccsr_usb_phy { #define CONFIG_SYS_FSL_USB_PLLPRG2_MFI (5 << 16) #define CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN (1 << 21) #define CONFIG_SYS_FSL_USB_SYS_CLK_VALID (1 << 0) +#define CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_EN (1 << 7) +#define CONFIG_SYS_FSL_USB_XCVRPRG_HS_DCNT_PROG_MASK (3 << 4) + +#define INC_DCNT_THRESHOLD_25MV (0 << 4) +#define INC_DCNT_THRESHOLD_50MV (1 << 4) +#define DEC_DCNT_THRESHOLD_25MV (2 << 4) +#define DEC_DCNT_THRESHOLD_50MV (3 << 4) #else struct ccsr_usb_phy { - u8 res0[0x18]; + u32 config1; + u32 config2; + u32 config3; + u32 config4; + u32 config5; + u32 status1; u32 usb_enable_override; u8 res[0xe4]; }; -#define CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE 1 +#define CONFIG_SYS_FSL_USB_HS_DISCNCT_INC (3 << 22) +#define CONFIG_SYS_FSL_USB_RX_AUTO_CAL_RD_WR_SEL (1 << 20) +#define CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_0 13 +#define CONFIG_SYS_FSL_USB_SQUELCH_PROG_WR_3 16 +#define CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_0 0 +#define CONFIG_SYS_FSL_USB_SQUELCH_PROG_RD_3 3 +#define CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE 1 +#define CONFIG_SYS_FSL_USB_SQUELCH_PROG_MASK 0x07 #endif #endif /*_ASM_FSL_USB_H_ */