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-rw-r--r--arch/arm/mach-mvebu/Kconfig6
-rw-r--r--arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c6
2 files changed, 9 insertions, 3 deletions
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index 0d8e0922a2a..72aee8b3e58 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -30,6 +30,12 @@ config ARMADA_38X
select ARMADA_32BIT
select HAVE_MVEBU_EFUSE
+config ARMADA_38X_HS_IMPEDANCE_THRESH
+ hex "Armada 38x USB 2.0 High-Speed Impedance Threshold (0x0 - 0x7)"
+ depends on ARMADA_38X
+ default 0x6
+ range 0x0 0x7
+
config ARMADA_XP
bool
select ARMADA_32BIT
diff --git a/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c b/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
index 2454730e6d8..ae2a3611049 100644
--- a/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
+++ b/arch/arm/mach-mvebu/serdes/a38x/high_speed_env_spec.c
@@ -677,9 +677,9 @@ struct op_params usb2_power_up_params[] = {
{0xc200c, 0x0 /*NA*/, 0xf000, {0x1000}, 0, 0},
{0xc400c, 0x0 /*NA*/, 0xf000, {0x1000}, 0, 0},
/* Change the High speed impedance threshold */
- {0xc0008, 0x0 /*NA*/, 0x700, {0x600}, 0, 0},
- {0xc2008, 0x0 /*NA*/, 0x700, {0x600}, 0, 0},
- {0xc4008, 0x0 /*NA*/, 0x700, {0x600}, 0, 0},
+ {0xc0008, 0x0 /*NA*/, 0x700, {CONFIG_ARMADA_38X_HS_IMPEDANCE_THRESH << 8}, 0, 0},
+ {0xc2008, 0x0 /*NA*/, 0x700, {CONFIG_ARMADA_38X_HS_IMPEDANCE_THRESH << 8}, 0, 0},
+ {0xc4008, 0x0 /*NA*/, 0x700, {CONFIG_ARMADA_38X_HS_IMPEDANCE_THRESH << 8}, 0, 0},
/* Change the squelch level of the receiver to meet the receiver electrical measurements (squelch and receiver sensitivity tests) */
{0xc0014, 0x0 /*NA*/, 0xf, {0x8}, 0, 0},
{0xc2014, 0x0 /*NA*/, 0xf, {0x8}, 0, 0},