diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2024-04-06 12:43:43 +0200 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2024-04-10 20:43:53 -0700 |
| commit | 457e74667f452d7f071ad2b2d9313ec62ebc4b02 (patch) | |
| tree | 35b509b16bf1b4ee5f71ce16037f7e8796321ac4 | |
| parent | 0a382be005cf8e7ac1b6ed25f47c2f599b1ff6af (diff) | |
clk: en7523: Add en_clk_soc_data data structure
Introduce en_clk_soc_data data structure in order to define multiple
clk_ops for each supported SoC. This is a preliminary patch to
introduce EN7581 clock support.
Tested-by: Zhengping Zhang <zhengping.zhang@airoha.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/562a0da8d7874a02a324687c152c87a1549924bd.1712399981.git.lorenzo@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
| -rw-r--r-- | drivers/clk/clk-en7523.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c index 7cde328495e2..3fac049c2518 100644 --- a/drivers/clk/clk-en7523.c +++ b/drivers/clk/clk-en7523.c @@ -3,8 +3,8 @@ #include <linux/delay.h> #include <linux/clk-provider.h> #include <linux/io.h> -#include <linux/of.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <dt-bindings/clock/en7523-clk.h> #define REG_PCI_CONTROL 0x88 @@ -47,6 +47,10 @@ struct en_clk_gate { struct clk_hw hw; }; +struct en_clk_soc_data { + const struct clk_ops pcie_ops; +}; + static const u32 gsw_base[] = { 400000000, 500000000 }; static const u32 emi_base[] = { 333000000, 400000000 }; static const u32 bus_base[] = { 500000000, 540000000 }; @@ -145,11 +149,6 @@ static const struct en_clk_desc en7523_base_clks[] = { } }; -static const struct of_device_id of_match_clk_en7523[] = { - { .compatible = "airoha,en7523-scu", }, - { /* sentinel */ } -}; - static unsigned int en7523_get_base_rate(void __iomem *base, unsigned int i) { const struct en_clk_desc *desc = &en7523_base_clks[i]; @@ -247,14 +246,10 @@ static void en7523_pci_unprepare(struct clk_hw *hw) static struct clk_hw *en7523_register_pcie_clk(struct device *dev, void __iomem *np_base) { - static const struct clk_ops pcie_gate_ops = { - .is_enabled = en7523_pci_is_enabled, - .prepare = en7523_pci_prepare, - .unprepare = en7523_pci_unprepare, - }; + const struct en_clk_soc_data *soc_data = device_get_match_data(dev); struct clk_init_data init = { .name = "pcie", - .ops = &pcie_gate_ops, + .ops = &soc_data->pcie_ops, }; struct en_clk_gate *cg; @@ -264,7 +259,7 @@ static struct clk_hw *en7523_register_pcie_clk(struct device *dev, cg->base = np_base; cg->hw.init = &init; - en7523_pci_unprepare(&cg->hw); + init.ops->unprepare(&cg->hw); if (clk_hw_register(dev, &cg->hw)) return NULL; @@ -333,6 +328,19 @@ static int en7523_clk_probe(struct platform_device *pdev) return r; } +static const struct en_clk_soc_data en7523_data = { + .pcie_ops = { + .is_enabled = en7523_pci_is_enabled, + .prepare = en7523_pci_prepare, + .unprepare = en7523_pci_unprepare, + }, +}; + +static const struct of_device_id of_match_clk_en7523[] = { + { .compatible = "airoha,en7523-scu", .data = &en7523_data }, + { /* sentinel */ } +}; + static struct platform_driver clk_en7523_drv = { .probe = en7523_clk_probe, .driver = { |