From: Suresh Gupta <suresh.gu...@freescale.com>
USB High Speed (HS) EYE Height Adjustment
This patch is adding the erratum for LS1021.
Signed-off-by: Sriram Dash <sriram.d...@nxp.com>
Signed-off-by: yinbo.zhu <yinbo....@nxp.com>
---
arch/arm/cpu/armv7/ls102xa/soc.c | 12 ++++++++++++
arch/arm/include/asm/arch-ls102xa/config.h | 4 ++++
arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 4 ++++
3 files changed, 20 insertions(+)
diff --git a/arch/arm/cpu/armv7/ls102xa/soc.c b/arch/arm/cpu/armv7/ls102xa/soc.c
index 52fb6f8..c54daee 100644
--- a/arch/arm/cpu/armv7/ls102xa/soc.c
+++ b/arch/arm/cpu/armv7/ls102xa/soc.c
@@ -60,6 +60,16 @@ unsigned int get_soc_major_rev(void)
return major;
}
+static void erratum_a009008(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A009008
+ u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+ u32 val = in_be32(scfg + SCFG_USB3PRM1CR / 4);
+ val &= ~(0xF << 6);
+ out_be32(scfg + SCFG_USB3PRM1CR / 4, val|(USB_TXVREFTUNE << 6));
+#endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */
+}
+
void s_init(void)
{
}
@@ -146,6 +156,8 @@ int arch_soc_init(void)
*/
out_be32(&scfg->eddrtqcfg, 0x63b20042);
+ /* Erratum */
+ erratum_a009008();
return 0;
}
diff --git a/arch/arm/include/asm/arch-ls102xa/config.h
b/arch/arm/include/asm/arch-ls102xa/config.h
index 2f7233f..5b89f16 100644
--- a/arch/arm/include/asm/arch-ls102xa/config.h
+++ b/arch/arm/include/asm/arch-ls102xa/config.h
@@ -110,6 +110,10 @@
#ifdef CONFIG_LS102XA
#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
+#define CONFIG_SYS_FSL_ERRATUM_A008378
+#define CONFIG_SYS_FSL_ERRATUM_A009663
+#define CONFIG_SYS_FSL_ERRATUM_A009008
+#define CONFIG_SYS_FSL_ERRATUM_A009942
#define CONFIG_SYS_FSL_MAX_NUM_OF_SEC 1
#else
#error SoC not defined
diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
index c34fd63..f474cfd 100644
--- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
+++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
@@ -172,6 +172,10 @@ struct ccsr_gur {
#define SCFG_PMCINTECR_ETSECERRG0 0x00080000
#define SCFG_PMCINTECR_ETSECERRG1 0x00040000
#define SCFG_CLUSTERPMCR_WFIL2EN 0x80000000
+#define SCFG_BASE 0x01570000
+#define SCFG_USB3PRM1CR 0x070
+#define USB_TXVREFTUNE 0x9
+
/* Supplemental Configuration Unit */
struct ccsr_scfg {
--
2.1.0.27.g96db324
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