diff options
| author | Neil Armstrong <neil.armstrong@linaro.org> | 2023-06-01 11:39:58 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-06-21 17:46:35 +0530 |
| commit | 6cd52a2a06774c6c454ffef084c3d9b17618ca23 (patch) | |
| tree | f708074771cbe6ec116341e0d3dd6a546d2e7c25 /drivers/phy | |
| parent | 601d06277007e850615b86358bf9c0a143d20faa (diff) | |
phy: qcom: qmp-combo: fix Display Port PHY configuration for SM8550
The SM8550 PHY also uses a different offset for the CMN_STATUS reg,
use the right one for the v6 Display Port configuration.
Fixes: 49742e9edab3 ("phy: qcom-qmp-combo: Add support for SM8550")
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230601-topic-sm8550-upstream-dp-phy-init-fix-v1-1-4e9da9f97991@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy')
| -rw-r--r-- | drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index 33cc99d9c77d..bebce8c591a3 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -2151,6 +2151,7 @@ static void qmp_v4_configure_dp_tx(struct qmp_combo *qmp) static int qmp_v456_configure_dp_phy(struct qmp_combo *qmp, unsigned int com_resetm_ctrl_reg, unsigned int com_c_ready_status_reg, + unsigned int com_cmn_status_reg, unsigned int dp_phy_status_reg) { const struct phy_configure_opts_dp *dp_opts = &qmp->dp_opts; @@ -2207,14 +2208,14 @@ static int qmp_v456_configure_dp_phy(struct qmp_combo *qmp, 10000)) return -ETIMEDOUT; - if (readl_poll_timeout(qmp->dp_serdes + QSERDES_V4_COM_CMN_STATUS, + if (readl_poll_timeout(qmp->dp_serdes + com_cmn_status_reg, status, ((status & BIT(0)) > 0), 500, 10000)) return -ETIMEDOUT; - if (readl_poll_timeout(qmp->dp_serdes + QSERDES_V4_COM_CMN_STATUS, + if (readl_poll_timeout(qmp->dp_serdes + com_cmn_status_reg, status, ((status & BIT(1)) > 0), 500, @@ -2250,6 +2251,7 @@ static int qmp_v4_configure_dp_phy(struct qmp_combo *qmp) ret = qmp_v456_configure_dp_phy(qmp, QSERDES_V4_COM_RESETSM_CNTRL, QSERDES_V4_COM_C_READY_STATUS, + QSERDES_V4_COM_CMN_STATUS, QSERDES_V4_DP_PHY_STATUS); if (ret < 0) return ret; @@ -2314,6 +2316,7 @@ static int qmp_v5_configure_dp_phy(struct qmp_combo *qmp) ret = qmp_v456_configure_dp_phy(qmp, QSERDES_V4_COM_RESETSM_CNTRL, QSERDES_V4_COM_C_READY_STATUS, + QSERDES_V4_COM_CMN_STATUS, QSERDES_V4_DP_PHY_STATUS); if (ret < 0) return ret; @@ -2373,6 +2376,7 @@ static int qmp_v6_configure_dp_phy(struct qmp_combo *qmp) ret = qmp_v456_configure_dp_phy(qmp, QSERDES_V6_COM_RESETSM_CNTRL, QSERDES_V6_COM_C_READY_STATUS, + QSERDES_V6_COM_CMN_STATUS, QSERDES_V6_DP_PHY_STATUS); if (ret < 0) return ret; |