From: Suresh Gupta <suresh.gu...@freescale.com>
USB3 LFPS Peak-Peak Differential Output Voltage Adjustment
This patch is adding the erratum for LS1021.
Signed-off-by: Sriram Dash <sriram.d...@nxp.com>
Signed-off-by: Rajesh Bhagat <rajesh.bha...@nxp.com>
Signed-off-by: yinbo.zhu <yinbo....@nxp.com>
---
arch/arm/cpu/armv7/ls102xa/soc.c | 16 ++++++++++++++++
arch/arm/include/asm/arch-ls102xa/config.h | 1 +
arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h | 9 +++++++++
3 files changed, 26 insertions(+)
diff --git a/arch/arm/cpu/armv7/ls102xa/soc.c b/arch/arm/cpu/armv7/ls102xa/soc.c
index 2e64708..19eb361 100644
--- a/arch/arm/cpu/armv7/ls102xa/soc.c
+++ b/arch/arm/cpu/armv7/ls102xa/soc.c
@@ -79,6 +79,21 @@ static void erratum_a009798(void)
#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */
}
+static void erratum_a008997(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A008997
+ u32 __iomem *usb_phy = (u32 __iomem *)USB_PHY_BASE;
+ writew(USB_PHY_TX_OVRD_DRV_LO_VAL,
+ (u8 *)(usb_phy) + USB_PHY_TX_OVRD_DRV_LO);
+ writew(USB_PHY_MPLL_OVRD_IN_HI_VAL,
+ (u8 *)(usb_phy) + USB_PHY_MPLL_OVRD_IN_HI);
+ writew(USB_PHY_LEVEL_OVRD_IN_VAL,
+ (u8 *)(usb_phy) + USB_PHY_LEVEL_OVRD_IN);
+ writew(USB_PHY_TX_OVRD_IN_HI_VAL,
+ (u8 *)(usb_phy) + USB_PHY_TX_OVRD_IN_HI);
+#endif /* CONFIG_SYS_FSL_ERRATUM_A008997 */
+}
+
void s_init(void)
{
}
@@ -168,6 +183,7 @@ int arch_soc_init(void)
/* Erratum */
erratum_a009008();
erratum_a009798();
+ erratum_a008997();
return 0;
}
diff --git a/arch/arm/include/asm/arch-ls102xa/config.h
b/arch/arm/include/asm/arch-ls102xa/config.h
index 14d5de1..1bec9d0 100644
--- a/arch/arm/include/asm/arch-ls102xa/config.h
+++ b/arch/arm/include/asm/arch-ls102xa/config.h
@@ -114,6 +114,7 @@
#define CONFIG_SYS_FSL_ERRATUM_A009663
#define CONFIG_SYS_FSL_ERRATUM_A009008
#define CONFIG_SYS_FSL_ERRATUM_A009798
+#define CONFIG_SYS_FSL_ERRATUM_A008997
#define CONFIG_SYS_FSL_ERRATUM_A009942
#define CONFIG_SYS_FSL_MAX_NUM_OF_SEC 1
#else
diff --git a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
index bfc92ee..5f05e0d 100644
--- a/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
+++ b/arch/arm/include/asm/arch-ls102xa/immap_ls102xa.h
@@ -176,6 +176,15 @@ struct ccsr_gur {
#define SCFG_USB3PRM1CR 0x070
#define USB_TXVREFTUNE 0x9
#define USB_SQRXTUNE 0xFC7FFFFF
+#define USB_PHY_BASE 0x08510000
+#define USB_PHY_TX_OVRD_DRV_LO 0x2004
+#define USB_PHY_MPLL_OVRD_IN_HI 0x0024
+#define USB_PHY_LEVEL_OVRD_IN 0x002a
+#define USB_PHY_TX_OVRD_IN_HI 0x2002
+#define USB_PHY_TX_OVRD_DRV_LO_VAL 0x784C
+#define USB_PHY_MPLL_OVRD_IN_HI_VAL 0x0080
+#define USB_PHY_LEVEL_OVRD_IN_VAL 0xA9A5
+#define USB_PHY_TX_OVRD_IN_HI_VAL 0x0003
/* Supplemental Configuration Unit */
--
2.1.0.27.g96db324
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