forked from Minki/linux
clk: clk-axiclkgen: add ZynqMP PFD and VCO limits
For ZynqMP (Ultrascale) the PFD and VCO limits are different. In order to support these, this change adds a compatible string (i.e. 'adi,zynqmp-axi-clkgen-2.00.a') which will take into account for these limits and apply them. Signed-off-by: Dragos Bogdan <dragos.bogdan@analog.com> Signed-off-by: Mathias Tausen <mta@gomspace.com> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Link: https://lore.kernel.org/r/20210201151245.21845-3-alexandru.ardelean@analog.com Acked-by: Moritz Fischer <mdf@kernel.org> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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@ -108,6 +108,13 @@ static uint32_t axi_clkgen_lookup_lock(unsigned int m)
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return 0x1f1f00fa;
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return 0x1f1f00fa;
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}
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}
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static const struct axi_clkgen_limits axi_clkgen_zynqmp_default_limits = {
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.fpfd_min = 10000,
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.fpfd_max = 450000,
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.fvco_min = 800000,
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.fvco_max = 1600000,
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};
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static const struct axi_clkgen_limits axi_clkgen_zynq_default_limits = {
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static const struct axi_clkgen_limits axi_clkgen_zynq_default_limits = {
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.fpfd_min = 10000,
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.fpfd_min = 10000,
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.fpfd_max = 300000,
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.fpfd_max = 300000,
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@ -560,6 +567,10 @@ static int axi_clkgen_remove(struct platform_device *pdev)
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}
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}
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static const struct of_device_id axi_clkgen_ids[] = {
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static const struct of_device_id axi_clkgen_ids[] = {
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{
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.compatible = "adi,zynqmp-axi-clkgen-2.00.a",
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.data = &axi_clkgen_zynqmp_default_limits,
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},
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{
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{
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.compatible = "adi,axi-clkgen-2.00.a",
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.compatible = "adi,axi-clkgen-2.00.a",
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.data = &axi_clkgen_zynq_default_limits,
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.data = &axi_clkgen_zynq_default_limits,
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