[PATCH v1 05/23] phy: marvell: cp110: utmi: update analog parameters according to latest ETP
Stefan Roese
sr at denx.de
Wed Mar 24 15:06:31 CET 2021
From: Igal Liberman <igall at marvell.com>
Add UTMI analog parameters initialization values according to
latest ETP.
Signed-off-by: Igal Liberman <igall at marvell.com>
Signed-off-by: Stefan Roese <sr at denx.de>
---
drivers/phy/marvell/comphy_cp110.c | 9 +++------
drivers/phy/marvell/utmi_phy.h | 5 ++++-
2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/phy/marvell/comphy_cp110.c b/drivers/phy/marvell/comphy_cp110.c
index 82d869368858..72563f8bc1c5 100644
--- a/drivers/phy/marvell/comphy_cp110.c
+++ b/drivers/phy/marvell/comphy_cp110.c
@@ -614,15 +614,12 @@ static void comphy_utmi_phy_config(u32 utmi_index, void __iomem *utmi_base_addr,
/* Impedance Calibration Threshold Setting */
reg_set(utmi_base_addr + UTMI_CALIB_CTRL_REG,
- 0x6 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET,
+ 0x7 << UTMI_CALIB_CTRL_IMPCAL_VTH_OFFSET,
UTMI_CALIB_CTRL_IMPCAL_VTH_MASK);
/* Set LS TX driver strength coarse control */
- mask = UTMI_TX_CH_CTRL_DRV_EN_LS_MASK;
- data = 0x3 << UTMI_TX_CH_CTRL_DRV_EN_LS_OFFSET;
- /* Set LS TX driver fine adjustment */
- mask |= UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK;
- data |= 0x3 << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET;
+ mask = UTMI_TX_CH_CTRL_AMP_MASK;
+ data = 0x4 << UTMI_TX_CH_CTRL_AMP_OFFSET;
reg_set(utmi_base_addr + UTMI_TX_CH_CTRL_REG, data, mask);
/* Enable SQ */
diff --git a/drivers/phy/marvell/utmi_phy.h b/drivers/phy/marvell/utmi_phy.h
index 682a3acc40d8..fa6bf3c9141e 100644
--- a/drivers/phy/marvell/utmi_phy.h
+++ b/drivers/phy/marvell/utmi_phy.h
@@ -52,6 +52,9 @@
#define UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET 16
#define UTMI_TX_CH_CTRL_IMP_SEL_LS_MASK \
(0xf << UTMI_TX_CH_CTRL_IMP_SEL_LS_OFFSET)
+#define UTMI_TX_CH_CTRL_AMP_OFFSET 20
+#define UTMI_TX_CH_CTRL_AMP_MASK \
+ (0x7 << UTMI_TX_CH_CTRL_AMP_OFFSET)
#define UTMI_RX_CH_CTRL0_REG 0x14
#define UTMI_RX_CH_CTRL0_SQ_DET_OFFSET 15
@@ -64,7 +67,7 @@
#define UTMI_RX_CH_CTRL1_REG 0x18
#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET 0
#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_MASK \
- (0x3 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET)
+ (0x7 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_OFFSET)
#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET 3
#define UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_MASK \
(0x1 << UTMI_RX_CH_CTRL1_SQ_AMP_CAL_EN_OFFSET)
--
2.31.0
More information about the U-Boot
mailing list