diff options
| author | Suresh Gupta <suresh.gupta@freescale.com> | 2016-10-13 15:13:56 (GMT) |
|---|---|---|
| committer | Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> | 2017-07-19 05:46:34 (GMT) |
| commit | 222c90be6dd203344ffb17bfe19cf6bdb0ecee47 (patch) | |
| tree | d362141e04620dab288fa6835f393afa24b717e5 /arch/arm/cpu | |
| parent | 41ebbd74d090e7b796106cfabbbbd153a458d07e (diff) | |
| download | u-boot-222c90be6dd203344ffb17bfe19cf6bdb0ecee47.tar.xz | |
armv7: Add workaround for USB erratum A-009798
USB High Speed Squelch Threshold Adjustment
This patch is adding the erratum for LS1021.
Signed-off-by: Sriram Dash <sriram.dash@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Signed-off-by: yinbo.zhu <yinbo.zhu@nxp.com>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/ls102xa/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/ls102xa/soc.c | 10 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/Kconfig b/arch/arm/cpu/armv7/ls102xa/Kconfig index df539e9..32a48d5 100644 --- a/arch/arm/cpu/armv7/ls102xa/Kconfig +++ b/arch/arm/cpu/armv7/ls102xa/Kconfig @@ -16,6 +16,7 @@ config ARCH_LS1021A select SYS_FSL_SEC_LE select SYS_FSL_ERRATUM_A009008 select SYS_FSL_ERRATUM_A009942 + select SYS_FSL_ERRATUM_A009798 menu "LS102xA architecture" depends on ARCH_LS1021A diff --git a/arch/arm/cpu/armv7/ls102xa/soc.c b/arch/arm/cpu/armv7/ls102xa/soc.c index e046049..7d63a4c 100644 --- a/arch/arm/cpu/armv7/ls102xa/soc.c +++ b/arch/arm/cpu/armv7/ls102xa/soc.c @@ -70,6 +70,15 @@ static void erratum_a009008(void) #endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */ } +static void erratum_a009798(void) +{ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009798 + u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE; + u32 val = in_be32(scfg + SCFG_USB3PRM1CR / 4); + out_be32(scfg + SCFG_USB3PRM1CR / 4, val & USB_SQRXTUNE); +#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */ +} + void s_init(void) { } @@ -158,6 +167,7 @@ int arch_soc_init(void) /* Erratum */ erratum_a009008(); + erratum_a009798(); return 0; } |