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clk: qcom: apss-ipq-pll: add support for IPQ5332
IPQ5332 APSS PLL is of type Stromer Plus. Add support for the same. To configure the stromer plus PLL separate API (clock_stromer_pll_configure) to be used. To achieve this, introduce the new member pll_type in device data structure and call the appropriate function based on this. Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org> Signed-off-by: Kathiravan T <quic_kathirav@quicinc.com> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230217083308.12017-4-quic_kathirav@quicinc.com
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1 changed files with 57 additions and 1 deletions
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@ -24,6 +24,17 @@ static const u8 ipq_pll_offsets[][PLL_OFF_MAX_REGS] = {
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[PLL_OFF_TEST_CTL] = 0x30,
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[PLL_OFF_TEST_CTL_U] = 0x34,
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},
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[CLK_ALPHA_PLL_TYPE_STROMER_PLUS] = {
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[PLL_OFF_L_VAL] = 0x08,
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[PLL_OFF_ALPHA_VAL] = 0x10,
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[PLL_OFF_ALPHA_VAL_U] = 0x14,
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[PLL_OFF_USER_CTL] = 0x18,
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[PLL_OFF_USER_CTL_U] = 0x1c,
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[PLL_OFF_CONFIG_CTL] = 0x20,
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[PLL_OFF_STATUS] = 0x28,
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[PLL_OFF_TEST_CTL] = 0x30,
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[PLL_OFF_TEST_CTL_U] = 0x34,
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},
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};
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static struct clk_alpha_pll ipq_pll_huayra = {
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@ -44,6 +55,38 @@ static struct clk_alpha_pll ipq_pll_huayra = {
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},
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};
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static struct clk_alpha_pll ipq_pll_stromer_plus = {
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.offset = 0x0,
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.regs = ipq_pll_offsets[CLK_ALPHA_PLL_TYPE_STROMER_PLUS],
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.flags = SUPPORTS_DYNAMIC_UPDATE,
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.clkr = {
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.enable_reg = 0x0,
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.enable_mask = BIT(0),
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.hw.init = &(struct clk_init_data){
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.name = "a53pll",
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.parent_data = &(const struct clk_parent_data) {
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.fw_name = "xo",
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},
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.num_parents = 1,
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.ops = &clk_alpha_pll_stromer_ops,
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},
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},
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};
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static const struct alpha_pll_config ipq5332_pll_config = {
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.l = 0x3e,
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.config_ctl_val = 0x4001075b,
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.config_ctl_hi_val = 0x304,
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.main_output_mask = BIT(0),
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.aux_output_mask = BIT(1),
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.early_output_mask = BIT(3),
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.alpha_en_mask = BIT(24),
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.status_val = 0x3,
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.status_mask = GENMASK(10, 8),
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.lock_det = BIT(2),
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.test_ctl_hi_val = 0x00400003,
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};
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static const struct alpha_pll_config ipq6018_pll_config = {
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.l = 0x37,
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.config_ctl_val = 0x240d4828,
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@ -69,16 +112,25 @@ static const struct alpha_pll_config ipq8074_pll_config = {
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};
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struct apss_pll_data {
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int pll_type;
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struct clk_alpha_pll *pll;
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const struct alpha_pll_config *pll_config;
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};
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static struct apss_pll_data ipq5332_pll_data = {
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.pll_type = CLK_ALPHA_PLL_TYPE_STROMER_PLUS,
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.pll = &ipq_pll_stromer_plus,
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.pll_config = &ipq5332_pll_config,
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};
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static struct apss_pll_data ipq8074_pll_data = {
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.pll_type = CLK_ALPHA_PLL_TYPE_HUAYRA,
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.pll = &ipq_pll_huayra,
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.pll_config = &ipq8074_pll_config,
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};
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static struct apss_pll_data ipq6018_pll_data = {
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.pll_type = CLK_ALPHA_PLL_TYPE_HUAYRA,
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.pll = &ipq_pll_huayra,
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.pll_config = &ipq6018_pll_config,
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};
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@ -111,7 +163,10 @@ static int apss_ipq_pll_probe(struct platform_device *pdev)
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if (!data)
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return -ENODEV;
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clk_alpha_pll_configure(data->pll, regmap, data->pll_config);
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if (data->pll_type == CLK_ALPHA_PLL_TYPE_HUAYRA)
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clk_alpha_pll_configure(data->pll, regmap, data->pll_config);
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else if (data->pll_type == CLK_ALPHA_PLL_TYPE_STROMER_PLUS)
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clk_stromer_pll_configure(data->pll, regmap, data->pll_config);
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ret = devm_clk_register_regmap(dev, &data->pll->clkr);
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if (ret)
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@ -122,6 +177,7 @@ static int apss_ipq_pll_probe(struct platform_device *pdev)
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}
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static const struct of_device_id apss_ipq_pll_match_table[] = {
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{ .compatible = "qcom,ipq5332-a53pll", .data = &ipq5332_pll_data },
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{ .compatible = "qcom,ipq6018-a53pll", .data = &ipq6018_pll_data },
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{ .compatible = "qcom,ipq8074-a53pll", .data = &ipq8074_pll_data },
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{ }
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