| Message ID | 20231214062847.2215542-5-quic_ipkumar@quicinc.com (mailing list archive) |
|---|---|
| State | Not Applicable, archived |
| Headers | show |
| Series | Add PCIe support for Qualcomm IPQ5332 | expand |
On Thu, 14 Dec 2023 at 08:29, Praveenkumar I <quic_ipkumar@quicinc.com> wrote: > > Qualcomm IPQ5332 has the same PCIe UNIPHY PHY with different pipe > clock rate. Add support to define the pipe clock rate in device > data. > > Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com> With the name fixed: Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> > --- > This patch depends on the below series which adds PCIe support in > Qualcomm IPQ5018 > https://lore.kernel.org/all/20231003120846.28626-1-quic_nsekar@quicinc.com/ > > drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c b/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c > index 5ef6ae7276cf..9f9a03faf6fa 100644 > --- a/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c > +++ b/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c > @@ -54,6 +54,7 @@ struct uniphy_pcie_data { > unsigned int phy_type; > const struct uniphy_regs *init_seq; > unsigned int init_seq_num; > + unsigned int pipe_clk_rate; > }; > > struct qcom_uniphy_pcie { > @@ -117,6 +118,7 @@ static const struct uniphy_pcie_data ipq5018_2x2_data = { > .phy_type = PHY_TYPE_PCIE_GEN2, > .init_seq = ipq5018_regs, > .init_seq_num = ARRAY_SIZE(ipq5018_regs), > + .pipe_clk_rate = 125000000, > }; > > static void qcom_uniphy_pcie_init(struct qcom_uniphy_pcie *phy) > @@ -232,6 +234,7 @@ static int qcom_uniphy_pcie_get_resources(struct platform_device *pdev, > static int phy_pipe_clk_register(struct qcom_uniphy_pcie *phy, > struct device_node *np) > { > + const struct uniphy_pcie_data *data = phy->data; > struct clk_fixed_rate *fixed; > struct clk_init_data init = { }; > int ret; > @@ -247,7 +250,7 @@ static int phy_pipe_clk_register(struct qcom_uniphy_pcie *phy, > return -ENOMEM; > > init.ops = &clk_fixed_rate_ops; > - fixed->fixed_rate = 125000000; > + fixed->fixed_rate = data->pipe_clk_rate; > fixed->hw.init = &init; > > ret = devm_clk_hw_register(phy->dev, &fixed->hw); > -- > 2.34.1 > >
diff --git a/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c b/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c index 5ef6ae7276cf..9f9a03faf6fa 100644 --- a/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c +++ b/drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c @@ -54,6 +54,7 @@ struct uniphy_pcie_data { unsigned int phy_type; const struct uniphy_regs *init_seq; unsigned int init_seq_num; + unsigned int pipe_clk_rate; }; struct qcom_uniphy_pcie { @@ -117,6 +118,7 @@ static const struct uniphy_pcie_data ipq5018_2x2_data = { .phy_type = PHY_TYPE_PCIE_GEN2, .init_seq = ipq5018_regs, .init_seq_num = ARRAY_SIZE(ipq5018_regs), + .pipe_clk_rate = 125000000, }; static void qcom_uniphy_pcie_init(struct qcom_uniphy_pcie *phy) @@ -232,6 +234,7 @@ static int qcom_uniphy_pcie_get_resources(struct platform_device *pdev, static int phy_pipe_clk_register(struct qcom_uniphy_pcie *phy, struct device_node *np) { + const struct uniphy_pcie_data *data = phy->data; struct clk_fixed_rate *fixed; struct clk_init_data init = { }; int ret; @@ -247,7 +250,7 @@ static int phy_pipe_clk_register(struct qcom_uniphy_pcie *phy, return -ENOMEM; init.ops = &clk_fixed_rate_ops; - fixed->fixed_rate = 125000000; + fixed->fixed_rate = data->pipe_clk_rate; fixed->hw.init = &init; ret = devm_clk_hw_register(phy->dev, &fixed->hw);
Qualcomm IPQ5332 has the same PCIe UNIPHY PHY with different pipe clock rate. Add support to define the pipe clock rate in device data. Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com> --- This patch depends on the below series which adds PCIe support in Qualcomm IPQ5018 https://lore.kernel.org/all/20231003120846.28626-1-quic_nsekar@quicinc.com/ drivers/phy/qualcomm/phy-qcom-uniphy-pcie-28lp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)