From: Suresh Gupta suresh.gupta@freescale.com
USB High Speed (HS) EYE Height Adjustment This patch is adding the erratum for LS1043 and LS2080 SoCs.
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 --- arch/arm/cpu/armv8/fsl-layerscape/soc.c | 26 ++++++++++++++++++++++ arch/arm/include/asm/arch-fsl-layerscape/config.h | 1 + .../include/asm/arch-fsl-layerscape/immap_lsch3.h | 1 + 3 files changed, 28 insertions(+)
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index 1597444..6e536d1 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -28,6 +28,30 @@
DECLARE_GLOBAL_DATA_PTR;
+static void erratum_a009008(void) +{ +#ifdef CONFIG_SYS_FSL_ERRATUM_A009008 +#if defined(CONFIG_LS1043A) || defined(CONFIG_LS1046A) +u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE; +u32 val = scfg_in32(scfg + SCFG_USB3PRM1CR_USB1 / 4); +val &= ~(0xF << 6); +scfg_out32(scfg + SCFG_USB3PRM1CR_USB1 / 4, val|(USB_TXVREFTUNE << 6)); +val = scfg_in32(scfg + SCFG_USB3PRM1CR_USB2 / 4); +val &= ~(0xF << 6); +scfg_out32(scfg + SCFG_USB3PRM1CR_USB2 / 4, val|(USB_TXVREFTUNE << 6)); +val = scfg_in32(scfg + SCFG_USB3PRM1CR_USB3 / 4); +val &= ~(0xF << 6); +scfg_out32(scfg + SCFG_USB3PRM1CR_USB3 / 4, val|(USB_TXVREFTUNE << 6)); +#elif defined(CONFIG_LS2080A) || defined(CONFIG_LS2085A) +u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE; +u32 val = scfg_in32(scfg + SCFG_USB3PRM1CR / 4); +val &= ~(0xF << 6); +scfg_out32(scfg + SCFG_USB3PRM1CR / 4, val|(USB_TXVREFTUNE << 6)); +#endif +#endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */ +} + + static void erratum_a009798(void) { #ifdef CONFIG_SYS_FSL_ERRATUM_A009798 @@ -288,6 +312,7 @@ void fsl_lsch3_early_init_f(void) erratum_a008514(); erratum_a008336(); erratum_a009008(); + erratum_a009008(); erratum_a009798(); erratum_a008997(); erratum_a009007(); @@ -562,6 +587,7 @@ void fsl_lsch2_early_init_f(void) erratum_a009929(); erratum_a009660(); erratum_a010539(); + erratum_a009008(); erratum_a009798(); erratum_a008997(); erratum_a009007(); diff --git a/arch/arm/include/asm/arch-fsl-layerscape/config.h b/arch/arm/include/asm/arch-fsl-layerscape/config.h index 7d263fa..b36bdac 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/config.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/config.h @@ -113,6 +113,7 @@ #define EPU_EPGCR 0x700060000ULL
#define CONFIG_SYS_FSL_ERRATUM_A008751 +#define CONFIG_SYS_FSL_ERRATUM_A009008 #define CONFIG_SYS_FSL_ERRATUM_A009798 #define CONFIG_SYS_FSL_ERRATUM_A008997 #define CONFIG_SYS_FSL_ERRATUM_A009007 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 79857f4..24523eb 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h @@ -149,6 +149,7 @@ #define SCFG_USB3PRM2CR 0x004 #define SCFG_USB3PRM1CR_INIT 0x27672b2a #define USB_TXVREFTUNE 0x9 +#define USB_TXVREFTUNE 0x9 #define USB_SQRXTUNE 0xFC7FFFFF #define USB_PCSTXSWINGFULL 0x47 #define SCFG_QSPICLKCTLR 0x10