Re: [PATCH v3 07/16] phy: qcom-qusb2: Add support for different register layouts

From: Vivek Gautam
Date: Tue Dec 05 2017 - 05:23:19 EST




On 11/21/2017 02:53 PM, Manu Gautam wrote:
New version of QUSB2 PHY has some registers offset changed.
Add support to have register layout for a target and update
the same in phy_configuration.

Signed-off-by: Manu Gautam <mgautam@xxxxxxxxxxxxxx>
---
drivers/phy/qualcomm/phy-qcom-qusb2.c | 131 ++++++++++++++++++++++++----------
1 file changed, 95 insertions(+), 36 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c
index 4a5b2a1..c0c5358 100644
--- a/drivers/phy/qualcomm/phy-qcom-qusb2.c
+++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c
[snip]
/*
@@ -198,7 +249,8 @@ static void qusb2_phy_set_tune2_param(struct qusb2_phy *qphy)

We need to add following change to qusb2_phy_set_tune2_param()
since we have register layout now.

@@ -333,7 +334,7 @@ static void qusb2_phy_set_tune2_param(struct qusb2_phy *qphy)
}

/* Fused TUNE2 value is the higher nibble only */
- qusb2_setbits(qphy->base, QUSB2PHY_PORT_TUNE2, val[0] << 0x4);
+ qusb2_setbits(qphy->base, cfg->regs[QUSB2PHY_PORT_TUNE2], val[0] << 0x4);
}

regards
Vivek

--
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project