diff options
| author | Ran Wang <ran.wang_1@nxp.com> | 2019-05-14 17:34:56 +0800 |
|---|---|---|
| committer | Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> | 2019-06-19 12:54:56 +0530 |
| commit | 3458a4198cca572f6c82d38810e4f3c80dc8849d (patch) | |
| tree | 277c5da267fdab56303aa3e8ceaf10fb02899c35 | |
| parent | 1be0c66c792d0d51debf45de3bc4eb5cafc6271d (diff) | |
armv8: ls1028a: enable workaround for USB erratum A-008997
Enable workaround for USB erratum A-008997. Here PCSTXSWINGFULL
registers has been moved to DSCR as compared to other Layerscape SoCs
where it was in SCFG.
Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/soc.c | 4 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h | 2 |
3 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig index a843c1eb651..3f6c983aaf4 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig +++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig @@ -48,6 +48,7 @@ config ARCH_LS1028A select SYS_I2C_MXC_I2C6 select SYS_I2C_MXC_I2C7 select SYS_I2C_MXC_I2C8 + select SYS_FSL_ERRATUM_A008997 select SYS_FSL_ERRATUM_A009007 select SYS_FSL_ERRATUM_A008514 if !TFABOOT select SYS_FSL_ERRATUM_A009663 if !TFABOOT diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 06f3edb3028..f2392f0ebf5 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -126,6 +126,10 @@ static void erratum_a008997(void) set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB2); set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB3); #endif +#elif defined(CONFIG_ARCH_LS1028A) + clrsetbits_le32(DCSR_BASE + DCSR_USB_IOCR1, + 0x7F << 11, + DCSR_USB_PCSTXSWINGFULL << 11); #endif #endif /* CONFIG_SYS_FSL_ERRATUM_A008997 */ } diff --git a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h index 24c1b0e482e..2b12e9f81af 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h @@ -226,6 +226,8 @@ #define USB_PHY_RX_EQ_VAL_2 0x0080 #define USB_PHY_RX_EQ_VAL_3 0x0380 #define USB_PHY_RX_EQ_VAL_4 0x0b80 +#define DCSR_USB_IOCR1 0x108004 +#define DCSR_USB_PCSTXSWINGFULL 0x71 #define TP_ITYP_AV 0x00000001 /* Initiator available */ #define TP_ITYP_TYPE(x) (((x) & 0x6) >> 1) /* Initiator Type */ |