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path: root/drivers/clk/microchip/clk-mpfs.c
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-rw-r--r--drivers/clk/microchip/clk-mpfs.c515
1 files changed, 515 insertions, 0 deletions
diff --git a/drivers/clk/microchip/clk-mpfs.c b/drivers/clk/microchip/clk-mpfs.c
new file mode 100644
index 000000000..cc5d7dee5
--- /dev/null
+++ b/drivers/clk/microchip/clk-mpfs.c
@@ -0,0 +1,515 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * PolarFire SoC MSS/core complex clock control
+ *
+ * Copyright (C) 2020-2022 Microchip Technology Inc. All rights reserved.
+ */
+#include <linux/auxiliary_bus.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <dt-bindings/clock/microchip,mpfs-clock.h>
+#include <soc/microchip/mpfs.h>
+
+/* address offset of control registers */
+#define REG_MSSPLL_REF_CR 0x08u
+#define REG_MSSPLL_POSTDIV_CR 0x10u
+#define REG_MSSPLL_SSCG_2_CR 0x2Cu
+#define REG_CLOCK_CONFIG_CR 0x08u
+#define REG_RTC_CLOCK_CR 0x0Cu
+#define REG_SUBBLK_CLOCK_CR 0x84u
+#define REG_SUBBLK_RESET_CR 0x88u
+
+#define MSSPLL_FBDIV_SHIFT 0x00u
+#define MSSPLL_FBDIV_WIDTH 0x0Cu
+#define MSSPLL_REFDIV_SHIFT 0x08u
+#define MSSPLL_REFDIV_WIDTH 0x06u
+#define MSSPLL_POSTDIV_SHIFT 0x08u
+#define MSSPLL_POSTDIV_WIDTH 0x07u
+#define MSSPLL_FIXED_DIV 4u
+
+struct mpfs_clock_data {
+ struct device *dev;
+ void __iomem *base;
+ void __iomem *msspll_base;
+ struct clk_hw_onecell_data hw_data;
+};
+
+struct mpfs_msspll_hw_clock {
+ void __iomem *base;
+ unsigned int id;
+ u32 reg_offset;
+ u32 shift;
+ u32 width;
+ u32 flags;
+ struct clk_hw hw;
+ struct clk_init_data init;
+};
+
+#define to_mpfs_msspll_clk(_hw) container_of(_hw, struct mpfs_msspll_hw_clock, hw)
+
+struct mpfs_cfg_hw_clock {
+ struct clk_divider cfg;
+ struct clk_init_data init;
+ unsigned int id;
+ u32 reg_offset;
+};
+
+struct mpfs_periph_hw_clock {
+ struct clk_gate periph;
+ unsigned int id;
+};
+
+/*
+ * mpfs_clk_lock prevents anything else from writing to the
+ * mpfs clk block while a software locked register is being written.
+ */
+static DEFINE_SPINLOCK(mpfs_clk_lock);
+
+static const struct clk_parent_data mpfs_ext_ref[] = {
+ { .index = 0 },
+};
+
+static const struct clk_div_table mpfs_div_cpu_axi_table[] = {
+ { 0, 1 }, { 1, 2 }, { 2, 4 }, { 3, 8 },
+ { 0, 0 }
+};
+
+static const struct clk_div_table mpfs_div_ahb_table[] = {
+ { 1, 2 }, { 2, 4}, { 3, 8 },
+ { 0, 0 }
+};
+
+/*
+ * The only two supported reference clock frequencies for the PolarFire SoC are
+ * 100 and 125 MHz, as the rtc reference is required to be 1 MHz.
+ * It therefore only needs to have divider table entries corresponding to
+ * divide by 100 and 125.
+ */
+static const struct clk_div_table mpfs_div_rtcref_table[] = {
+ { 100, 100 }, { 125, 125 },
+ { 0, 0 }
+};
+
+static unsigned long mpfs_clk_msspll_recalc_rate(struct clk_hw *hw, unsigned long prate)
+{
+ struct mpfs_msspll_hw_clock *msspll_hw = to_mpfs_msspll_clk(hw);
+ void __iomem *mult_addr = msspll_hw->base + msspll_hw->reg_offset;
+ void __iomem *ref_div_addr = msspll_hw->base + REG_MSSPLL_REF_CR;
+ void __iomem *postdiv_addr = msspll_hw->base + REG_MSSPLL_POSTDIV_CR;
+ u32 mult, ref_div, postdiv;
+
+ mult = readl_relaxed(mult_addr) >> MSSPLL_FBDIV_SHIFT;
+ mult &= clk_div_mask(MSSPLL_FBDIV_WIDTH);
+ ref_div = readl_relaxed(ref_div_addr) >> MSSPLL_REFDIV_SHIFT;
+ ref_div &= clk_div_mask(MSSPLL_REFDIV_WIDTH);
+ postdiv = readl_relaxed(postdiv_addr) >> MSSPLL_POSTDIV_SHIFT;
+ postdiv &= clk_div_mask(MSSPLL_POSTDIV_WIDTH);
+
+ return prate * mult / (ref_div * MSSPLL_FIXED_DIV * postdiv);
+}
+
+static long mpfs_clk_msspll_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *prate)
+{
+ struct mpfs_msspll_hw_clock *msspll_hw = to_mpfs_msspll_clk(hw);
+ void __iomem *mult_addr = msspll_hw->base + msspll_hw->reg_offset;
+ void __iomem *ref_div_addr = msspll_hw->base + REG_MSSPLL_REF_CR;
+ u32 mult, ref_div;
+ unsigned long rate_before_ctrl;
+
+ mult = readl_relaxed(mult_addr) >> MSSPLL_FBDIV_SHIFT;
+ mult &= clk_div_mask(MSSPLL_FBDIV_WIDTH);
+ ref_div = readl_relaxed(ref_div_addr) >> MSSPLL_REFDIV_SHIFT;
+ ref_div &= clk_div_mask(MSSPLL_REFDIV_WIDTH);
+
+ rate_before_ctrl = rate * (ref_div * MSSPLL_FIXED_DIV) / mult;
+
+ return divider_round_rate(hw, rate_before_ctrl, prate, NULL, MSSPLL_POSTDIV_WIDTH,
+ msspll_hw->flags);
+}
+
+static int mpfs_clk_msspll_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long prate)
+{
+ struct mpfs_msspll_hw_clock *msspll_hw = to_mpfs_msspll_clk(hw);
+ void __iomem *mult_addr = msspll_hw->base + msspll_hw->reg_offset;
+ void __iomem *ref_div_addr = msspll_hw->base + REG_MSSPLL_REF_CR;
+ void __iomem *postdiv_addr = msspll_hw->base + REG_MSSPLL_POSTDIV_CR;
+ u32 mult, ref_div, postdiv;
+ int divider_setting;
+ unsigned long rate_before_ctrl, flags;
+
+ mult = readl_relaxed(mult_addr) >> MSSPLL_FBDIV_SHIFT;
+ mult &= clk_div_mask(MSSPLL_FBDIV_WIDTH);
+ ref_div = readl_relaxed(ref_div_addr) >> MSSPLL_REFDIV_SHIFT;
+ ref_div &= clk_div_mask(MSSPLL_REFDIV_WIDTH);
+
+ rate_before_ctrl = rate * (ref_div * MSSPLL_FIXED_DIV) / mult;
+ divider_setting = divider_get_val(rate_before_ctrl, prate, NULL, MSSPLL_POSTDIV_WIDTH,
+ msspll_hw->flags);
+
+ if (divider_setting < 0)
+ return divider_setting;
+
+ spin_lock_irqsave(&mpfs_clk_lock, flags);
+
+ postdiv = readl_relaxed(postdiv_addr);
+ postdiv &= ~(clk_div_mask(MSSPLL_POSTDIV_WIDTH) << MSSPLL_POSTDIV_SHIFT);
+ writel_relaxed(postdiv, postdiv_addr);
+
+ spin_unlock_irqrestore(&mpfs_clk_lock, flags);
+
+ return 0;
+}
+
+static const struct clk_ops mpfs_clk_msspll_ops = {
+ .recalc_rate = mpfs_clk_msspll_recalc_rate,
+ .round_rate = mpfs_clk_msspll_round_rate,
+ .set_rate = mpfs_clk_msspll_set_rate,
+};
+
+#define CLK_PLL(_id, _name, _parent, _shift, _width, _flags, _offset) { \
+ .id = _id, \
+ .shift = _shift, \
+ .width = _width, \
+ .reg_offset = _offset, \
+ .flags = _flags, \
+ .hw.init = CLK_HW_INIT_PARENTS_DATA(_name, _parent, &mpfs_clk_msspll_ops, 0), \
+}
+
+static struct mpfs_msspll_hw_clock mpfs_msspll_clks[] = {
+ CLK_PLL(CLK_MSSPLL, "clk_msspll", mpfs_ext_ref, MSSPLL_FBDIV_SHIFT,
+ MSSPLL_FBDIV_WIDTH, 0, REG_MSSPLL_SSCG_2_CR),
+};
+
+static int mpfs_clk_register_mssplls(struct device *dev, struct mpfs_msspll_hw_clock *msspll_hws,
+ unsigned int num_clks, struct mpfs_clock_data *data)
+{
+ unsigned int i;
+ int ret;
+
+ for (i = 0; i < num_clks; i++) {
+ struct mpfs_msspll_hw_clock *msspll_hw = &msspll_hws[i];
+
+ msspll_hw->base = data->msspll_base;
+ ret = devm_clk_hw_register(dev, &msspll_hw->hw);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to register msspll id: %d\n",
+ CLK_MSSPLL);
+
+ data->hw_data.hws[msspll_hw->id] = &msspll_hw->hw;
+ }
+
+ return 0;
+}
+
+/*
+ * "CFG" clocks
+ */
+
+#define CLK_CFG(_id, _name, _parent, _shift, _width, _table, _flags, _offset) { \
+ .id = _id, \
+ .cfg.shift = _shift, \
+ .cfg.width = _width, \
+ .cfg.table = _table, \
+ .reg_offset = _offset, \
+ .cfg.flags = _flags, \
+ .cfg.hw.init = CLK_HW_INIT(_name, _parent, &clk_divider_ops, 0), \
+ .cfg.lock = &mpfs_clk_lock, \
+}
+
+#define CLK_CPU_OFFSET 0u
+#define CLK_AXI_OFFSET 1u
+#define CLK_AHB_OFFSET 2u
+#define CLK_RTCREF_OFFSET 3u
+
+static struct mpfs_cfg_hw_clock mpfs_cfg_clks[] = {
+ CLK_CFG(CLK_CPU, "clk_cpu", "clk_msspll", 0, 2, mpfs_div_cpu_axi_table, 0,
+ REG_CLOCK_CONFIG_CR),
+ CLK_CFG(CLK_AXI, "clk_axi", "clk_msspll", 2, 2, mpfs_div_cpu_axi_table, 0,
+ REG_CLOCK_CONFIG_CR),
+ CLK_CFG(CLK_AHB, "clk_ahb", "clk_msspll", 4, 2, mpfs_div_ahb_table, 0,
+ REG_CLOCK_CONFIG_CR),
+ {
+ .id = CLK_RTCREF,
+ .cfg.shift = 0,
+ .cfg.width = 12,
+ .cfg.table = mpfs_div_rtcref_table,
+ .reg_offset = REG_RTC_CLOCK_CR,
+ .cfg.flags = CLK_DIVIDER_ONE_BASED,
+ .cfg.hw.init =
+ CLK_HW_INIT_PARENTS_DATA("clk_rtcref", mpfs_ext_ref, &clk_divider_ops, 0),
+ }
+};
+
+static int mpfs_clk_register_cfgs(struct device *dev, struct mpfs_cfg_hw_clock *cfg_hws,
+ unsigned int num_clks, struct mpfs_clock_data *data)
+{
+ unsigned int i, id;
+ int ret;
+
+ for (i = 0; i < num_clks; i++) {
+ struct mpfs_cfg_hw_clock *cfg_hw = &cfg_hws[i];
+
+ cfg_hw->cfg.reg = data->base + cfg_hw->reg_offset;
+ ret = devm_clk_hw_register(dev, &cfg_hw->cfg.hw);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to register clock id: %d\n",
+ cfg_hw->id);
+
+ id = cfg_hw->id;
+ data->hw_data.hws[id] = &cfg_hw->cfg.hw;
+ }
+
+ return 0;
+}
+
+/*
+ * peripheral clocks - devices connected to axi or ahb buses.
+ */
+
+#define CLK_PERIPH(_id, _name, _parent, _shift, _flags) { \
+ .id = _id, \
+ .periph.bit_idx = _shift, \
+ .periph.hw.init = CLK_HW_INIT_HW(_name, _parent, &clk_gate_ops, \
+ _flags), \
+ .periph.lock = &mpfs_clk_lock, \
+}
+
+#define PARENT_CLK(PARENT) (&mpfs_cfg_clks[CLK_##PARENT##_OFFSET].cfg.hw)
+
+/*
+ * Critical clocks:
+ * - CLK_ENVM: reserved by hart software services (hss) superloop monitor/m mode interrupt
+ * trap handler
+ * - CLK_MMUART0: reserved by the hss
+ * - CLK_DDRC: provides clock to the ddr subsystem
+ * - CLK_RTC: the onboard RTC's AHB bus clock must be kept running as the rtc will stop
+ * if the AHB interface clock is disabled
+ * - CLK_FICx: these provide the processor side clocks to the "FIC" (Fabric InterConnect)
+ * clock domain crossers which provide the interface to the FPGA fabric. Disabling them
+ * causes the FPGA fabric to go into reset.
+ * - CLK_ATHENA: The athena clock is FIC4, which is reserved for the Athena TeraFire.
+ */
+
+static struct mpfs_periph_hw_clock mpfs_periph_clks[] = {
+ CLK_PERIPH(CLK_ENVM, "clk_periph_envm", PARENT_CLK(AHB), 0, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_MAC0, "clk_periph_mac0", PARENT_CLK(AHB), 1, 0),
+ CLK_PERIPH(CLK_MAC1, "clk_periph_mac1", PARENT_CLK(AHB), 2, 0),
+ CLK_PERIPH(CLK_MMC, "clk_periph_mmc", PARENT_CLK(AHB), 3, 0),
+ CLK_PERIPH(CLK_TIMER, "clk_periph_timer", PARENT_CLK(RTCREF), 4, 0),
+ CLK_PERIPH(CLK_MMUART0, "clk_periph_mmuart0", PARENT_CLK(AHB), 5, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_MMUART1, "clk_periph_mmuart1", PARENT_CLK(AHB), 6, 0),
+ CLK_PERIPH(CLK_MMUART2, "clk_periph_mmuart2", PARENT_CLK(AHB), 7, 0),
+ CLK_PERIPH(CLK_MMUART3, "clk_periph_mmuart3", PARENT_CLK(AHB), 8, 0),
+ CLK_PERIPH(CLK_MMUART4, "clk_periph_mmuart4", PARENT_CLK(AHB), 9, 0),
+ CLK_PERIPH(CLK_SPI0, "clk_periph_spi0", PARENT_CLK(AHB), 10, 0),
+ CLK_PERIPH(CLK_SPI1, "clk_periph_spi1", PARENT_CLK(AHB), 11, 0),
+ CLK_PERIPH(CLK_I2C0, "clk_periph_i2c0", PARENT_CLK(AHB), 12, 0),
+ CLK_PERIPH(CLK_I2C1, "clk_periph_i2c1", PARENT_CLK(AHB), 13, 0),
+ CLK_PERIPH(CLK_CAN0, "clk_periph_can0", PARENT_CLK(AHB), 14, 0),
+ CLK_PERIPH(CLK_CAN1, "clk_periph_can1", PARENT_CLK(AHB), 15, 0),
+ CLK_PERIPH(CLK_USB, "clk_periph_usb", PARENT_CLK(AHB), 16, 0),
+ CLK_PERIPH(CLK_RTC, "clk_periph_rtc", PARENT_CLK(AHB), 18, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_QSPI, "clk_periph_qspi", PARENT_CLK(AHB), 19, 0),
+ CLK_PERIPH(CLK_GPIO0, "clk_periph_gpio0", PARENT_CLK(AHB), 20, 0),
+ CLK_PERIPH(CLK_GPIO1, "clk_periph_gpio1", PARENT_CLK(AHB), 21, 0),
+ CLK_PERIPH(CLK_GPIO2, "clk_periph_gpio2", PARENT_CLK(AHB), 22, 0),
+ CLK_PERIPH(CLK_DDRC, "clk_periph_ddrc", PARENT_CLK(AHB), 23, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_FIC0, "clk_periph_fic0", PARENT_CLK(AXI), 24, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_FIC1, "clk_periph_fic1", PARENT_CLK(AXI), 25, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_FIC2, "clk_periph_fic2", PARENT_CLK(AXI), 26, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_FIC3, "clk_periph_fic3", PARENT_CLK(AXI), 27, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_ATHENA, "clk_periph_athena", PARENT_CLK(AXI), 28, CLK_IS_CRITICAL),
+ CLK_PERIPH(CLK_CFM, "clk_periph_cfm", PARENT_CLK(AHB), 29, 0),
+};
+
+static int mpfs_clk_register_periphs(struct device *dev, struct mpfs_periph_hw_clock *periph_hws,
+ int num_clks, struct mpfs_clock_data *data)
+{
+ unsigned int i, id;
+ int ret;
+
+ for (i = 0; i < num_clks; i++) {
+ struct mpfs_periph_hw_clock *periph_hw = &periph_hws[i];
+
+ periph_hw->periph.reg = data->base + REG_SUBBLK_CLOCK_CR;
+ ret = devm_clk_hw_register(dev, &periph_hw->periph.hw);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to register clock id: %d\n",
+ periph_hw->id);
+
+ id = periph_hws[i].id;
+ data->hw_data.hws[id] = &periph_hw->periph.hw;
+ }
+
+ return 0;
+}
+
+/*
+ * Peripheral clock resets
+ */
+
+#if IS_ENABLED(CONFIG_RESET_CONTROLLER)
+
+u32 mpfs_reset_read(struct device *dev)
+{
+ struct mpfs_clock_data *clock_data = dev_get_drvdata(dev->parent);
+
+ return readl_relaxed(clock_data->base + REG_SUBBLK_RESET_CR);
+}
+EXPORT_SYMBOL_NS_GPL(mpfs_reset_read, MCHP_CLK_MPFS);
+
+void mpfs_reset_write(struct device *dev, u32 val)
+{
+ struct mpfs_clock_data *clock_data = dev_get_drvdata(dev->parent);
+
+ writel_relaxed(val, clock_data->base + REG_SUBBLK_RESET_CR);
+}
+EXPORT_SYMBOL_NS_GPL(mpfs_reset_write, MCHP_CLK_MPFS);
+
+static void mpfs_reset_unregister_adev(void *_adev)
+{
+ struct auxiliary_device *adev = _adev;
+
+ auxiliary_device_delete(adev);
+ auxiliary_device_uninit(adev);
+}
+
+static void mpfs_reset_adev_release(struct device *dev)
+{
+ struct auxiliary_device *adev = to_auxiliary_dev(dev);
+
+ kfree(adev);
+}
+
+static struct auxiliary_device *mpfs_reset_adev_alloc(struct mpfs_clock_data *clk_data)
+{
+ struct auxiliary_device *adev;
+ int ret;
+
+ adev = kzalloc(sizeof(*adev), GFP_KERNEL);
+ if (!adev)
+ return ERR_PTR(-ENOMEM);
+
+ adev->name = "reset-mpfs";
+ adev->dev.parent = clk_data->dev;
+ adev->dev.release = mpfs_reset_adev_release;
+ adev->id = 666u;
+
+ ret = auxiliary_device_init(adev);
+ if (ret) {
+ kfree(adev);
+ return ERR_PTR(ret);
+ }
+
+ return adev;
+}
+
+static int mpfs_reset_controller_register(struct mpfs_clock_data *clk_data)
+{
+ struct auxiliary_device *adev;
+ int ret;
+
+ adev = mpfs_reset_adev_alloc(clk_data);
+ if (IS_ERR(adev))
+ return PTR_ERR(adev);
+
+ ret = auxiliary_device_add(adev);
+ if (ret) {
+ auxiliary_device_uninit(adev);
+ return ret;
+ }
+
+ return devm_add_action_or_reset(clk_data->dev, mpfs_reset_unregister_adev, adev);
+}
+
+#else /* !CONFIG_RESET_CONTROLLER */
+
+static int mpfs_reset_controller_register(struct mpfs_clock_data *clk_data)
+{
+ return 0;
+}
+
+#endif /* !CONFIG_RESET_CONTROLLER */
+
+static int mpfs_clk_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct mpfs_clock_data *clk_data;
+ unsigned int num_clks;
+ int ret;
+
+ /* CLK_RESERVED is not part of clock arrays, so add 1 */
+ num_clks = ARRAY_SIZE(mpfs_msspll_clks) + ARRAY_SIZE(mpfs_cfg_clks)
+ + ARRAY_SIZE(mpfs_periph_clks) + 1;
+
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, hw_data.hws, num_clks), GFP_KERNEL);
+ if (!clk_data)
+ return -ENOMEM;
+
+ clk_data->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(clk_data->base))
+ return PTR_ERR(clk_data->base);
+
+ clk_data->msspll_base = devm_platform_ioremap_resource(pdev, 1);
+ if (IS_ERR(clk_data->msspll_base))
+ return PTR_ERR(clk_data->msspll_base);
+
+ clk_data->hw_data.num = num_clks;
+ clk_data->dev = dev;
+ dev_set_drvdata(dev, clk_data);
+
+ ret = mpfs_clk_register_mssplls(dev, mpfs_msspll_clks, ARRAY_SIZE(mpfs_msspll_clks),
+ clk_data);
+ if (ret)
+ return ret;
+
+ ret = mpfs_clk_register_cfgs(dev, mpfs_cfg_clks, ARRAY_SIZE(mpfs_cfg_clks), clk_data);
+ if (ret)
+ return ret;
+
+ ret = mpfs_clk_register_periphs(dev, mpfs_periph_clks, ARRAY_SIZE(mpfs_periph_clks),
+ clk_data);
+ if (ret)
+ return ret;
+
+ ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, &clk_data->hw_data);
+ if (ret)
+ return ret;
+
+ return mpfs_reset_controller_register(clk_data);
+}
+
+static const struct of_device_id mpfs_clk_of_match_table[] = {
+ { .compatible = "microchip,mpfs-clkcfg", },
+ {}
+};
+MODULE_DEVICE_TABLE(of, mpfs_clk_of_match_table);
+
+static struct platform_driver mpfs_clk_driver = {
+ .probe = mpfs_clk_probe,
+ .driver = {
+ .name = "microchip-mpfs-clkcfg",
+ .of_match_table = mpfs_clk_of_match_table,
+ },
+};
+
+static int __init clk_mpfs_init(void)
+{
+ return platform_driver_register(&mpfs_clk_driver);
+}
+core_initcall(clk_mpfs_init);
+
+static void __exit clk_mpfs_exit(void)
+{
+ platform_driver_unregister(&mpfs_clk_driver);
+}
+module_exit(clk_mpfs_exit);
+
+MODULE_DESCRIPTION("Microchip PolarFire SoC Clock Driver");
+MODULE_AUTHOR("Padmarao Begari <padmarao.begari@microchip.com>");
+MODULE_AUTHOR("Daire McNamara <daire.mcnamara@microchip.com>");
+MODULE_AUTHOR("Conor Dooley <conor.dooley@microchip.com>");
+MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 23:27:22 +0000