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path: root/drivers/clk/meson/axg.c
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Diffstat (limited to 'drivers/clk/meson/axg.c')
-rw-r--r--drivers/clk/meson/axg.c213
1 files changed, 108 insertions, 105 deletions
diff --git a/drivers/clk/meson/axg.c b/drivers/clk/meson/axg.c
index 85f9466ce006..8c27ceffda4a 100644
--- a/drivers/clk/meson/axg.c
+++ b/drivers/clk/meson/axg.c
@@ -22,28 +22,39 @@
static DEFINE_SPINLOCK(meson_clk_lock);
-static struct meson_clk_pll axg_fixed_pll = {
- .m = {
- .reg_off = HHI_MPLL_CNTL,
- .shift = 0,
- .width = 9,
- },
- .n = {
- .reg_off = HHI_MPLL_CNTL,
- .shift = 9,
- .width = 5,
- },
- .od = {
- .reg_off = HHI_MPLL_CNTL,
- .shift = 16,
- .width = 2,
- },
- .frac = {
- .reg_off = HHI_MPLL_CNTL2,
- .shift = 0,
- .width = 12,
- },
- .lock = &meson_clk_lock,
+static struct clk_regmap axg_fixed_pll = {
+ .data = &(struct meson_clk_pll_data){
+ .m = {
+ .reg_off = HHI_MPLL_CNTL,
+ .shift = 0,
+ .width = 9,
+ },
+ .n = {
+ .reg_off = HHI_MPLL_CNTL,
+ .shift = 9,
+ .width = 5,
+ },
+ .od = {
+ .reg_off = HHI_MPLL_CNTL,
+ .shift = 16,
+ .width = 2,
+ },
+ .frac = {
+ .reg_off = HHI_MPLL_CNTL2,
+ .shift = 0,
+ .width = 12,
+ },
+ .l = {
+ .reg_off = HHI_MPLL_CNTL,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_MPLL_CNTL,
+ .shift = 29,
+ .width = 1,
+ },
+ },
.hw.init = &(struct clk_init_data){
.name = "fixed_pll",
.ops = &meson_clk_pll_ro_ops,
@@ -52,23 +63,34 @@ static struct meson_clk_pll axg_fixed_pll = {
},
};
-static struct meson_clk_pll axg_sys_pll = {
- .m = {
- .reg_off = HHI_SYS_PLL_CNTL,
- .shift = 0,
- .width = 9,
- },
- .n = {
- .reg_off = HHI_SYS_PLL_CNTL,
- .shift = 9,
- .width = 5,
- },
- .od = {
- .reg_off = HHI_SYS_PLL_CNTL,
- .shift = 16,
- .width = 2,
+static struct clk_regmap axg_sys_pll = {
+ .data = &(struct meson_clk_pll_data){
+ .m = {
+ .reg_off = HHI_SYS_PLL_CNTL,
+ .shift = 0,
+ .width = 9,
+ },
+ .n = {
+ .reg_off = HHI_SYS_PLL_CNTL,
+ .shift = 9,
+ .width = 5,
+ },
+ .od = {
+ .reg_off = HHI_SYS_PLL_CNTL,
+ .shift = 16,
+ .width = 2,
+ },
+ .l = {
+ .reg_off = HHI_SYS_PLL_CNTL,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_SYS_PLL_CNTL,
+ .shift = 29,
+ .width = 1,
+ },
},
- .lock = &meson_clk_lock,
.hw.init = &(struct clk_init_data){
.name = "sys_pll",
.ops = &meson_clk_pll_ro_ops,
@@ -169,40 +191,47 @@ static const struct pll_rate_table axg_gp0_pll_rate_table[] = {
{ /* sentinel */ },
};
-static struct pll_params_table axg_gp0_params_table[] = {
- PLL_PARAM(HHI_GP0_PLL_CNTL, 0x40010250),
- PLL_PARAM(HHI_GP0_PLL_CNTL1, 0xc084a000),
- PLL_PARAM(HHI_GP0_PLL_CNTL2, 0xb75020be),
- PLL_PARAM(HHI_GP0_PLL_CNTL3, 0x0a59a288),
- PLL_PARAM(HHI_GP0_PLL_CNTL4, 0xc000004d),
- PLL_PARAM(HHI_GP0_PLL_CNTL5, 0x00078000),
+const struct reg_sequence axg_gp0_init_regs[] = {
+ { .reg = HHI_GP0_PLL_CNTL, .def = 0x40010250 },
+ { .reg = HHI_GP0_PLL_CNTL1, .def = 0xc084a000 },
+ { .reg = HHI_GP0_PLL_CNTL2, .def = 0xb75020be },
+ { .reg = HHI_GP0_PLL_CNTL3, .def = 0x0a59a288 },
+ { .reg = HHI_GP0_PLL_CNTL4, .def = 0xc000004d },
+ { .reg = HHI_GP0_PLL_CNTL5, .def = 0x00078000 },
};
-static struct meson_clk_pll axg_gp0_pll = {
- .m = {
- .reg_off = HHI_GP0_PLL_CNTL,
- .shift = 0,
- .width = 9,
- },
- .n = {
- .reg_off = HHI_GP0_PLL_CNTL,
- .shift = 9,
- .width = 5,
- },
- .od = {
- .reg_off = HHI_GP0_PLL_CNTL,
- .shift = 16,
- .width = 2,
- },
- .params = {
- .params_table = axg_gp0_params_table,
- .params_count = ARRAY_SIZE(axg_gp0_params_table),
- .no_init_reset = true,
- .reset_lock_loop = true,
- },
- .rate_table = axg_gp0_pll_rate_table,
- .rate_count = ARRAY_SIZE(axg_gp0_pll_rate_table),
- .lock = &meson_clk_lock,
+static struct clk_regmap axg_gp0_pll = {
+ .data = &(struct meson_clk_pll_data){
+ .m = {
+ .reg_off = HHI_GP0_PLL_CNTL,
+ .shift = 0,
+ .width = 9,
+ },
+ .n = {
+ .reg_off = HHI_GP0_PLL_CNTL,
+ .shift = 9,
+ .width = 5,
+ },
+ .od = {
+ .reg_off = HHI_GP0_PLL_CNTL,
+ .shift = 16,
+ .width = 2,
+ },
+ .l = {
+ .reg_off = HHI_GP0_PLL_CNTL,
+ .shift = 31,
+ .width = 1,
+ },
+ .rst = {
+ .reg_off = HHI_GP0_PLL_CNTL,
+ .shift = 29,
+ .width = 1,
+ },
+ .table = axg_gp0_pll_rate_table,
+ .init_regs = axg_gp0_init_regs,
+ .init_count = ARRAY_SIZE(axg_gp0_init_regs),
+ .flags = CLK_MESON_PLL_LOCK_LOOP_RST,
+ },
.hw.init = &(struct clk_init_data){
.name = "gp0_pll",
.ops = &meson_clk_pll_ops,
@@ -698,14 +727,7 @@ static struct clk_hw_onecell_data axg_hw_onecell_data = {
.num = NR_CLKS,
};
-/* Convenience tables to populate base addresses in .probe */
-
-static struct meson_clk_pll *const axg_clk_plls[] = {
- &axg_fixed_pll,
- &axg_sys_pll,
- &axg_gp0_pll,
-};
-
+/* Convenience table to populate regmap in .probe */
static struct clk_regmap *const axg_clk_regmaps[] = {
&axg_clk81,
&axg_ddr,
@@ -764,22 +786,13 @@ static struct clk_regmap *const axg_clk_regmaps[] = {
&axg_mpll1,
&axg_mpll2,
&axg_mpll3,
-};
-
-struct clkc_data {
- struct meson_clk_pll *const *clk_plls;
- unsigned int clk_plls_count;
- struct clk_hw_onecell_data *hw_onecell_data;
-};
-
-static const struct clkc_data axg_clkc_data = {
- .clk_plls = axg_clk_plls,
- .clk_plls_count = ARRAY_SIZE(axg_clk_plls),
- .hw_onecell_data = &axg_hw_onecell_data,
+ &axg_fixed_pll,
+ &axg_sys_pll,
+ &axg_gp0_pll,
};
static const struct of_device_id clkc_match_table[] = {
- { .compatible = "amlogic,axg-clkc", .data = &axg_clkc_data },
+ { .compatible = "amlogic,axg-clkc" },
{}
};
@@ -792,16 +805,11 @@ static const struct regmap_config clkc_regmap_config = {
static int axg_clkc_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- const struct clkc_data *clkc_data;
struct resource *res;
void __iomem *clk_base;
struct regmap *map;
int ret, i;
- clkc_data = of_device_get_match_data(dev);
- if (!clkc_data)
- return -EINVAL;
-
/* Generic clocks and PLLs */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
@@ -817,21 +825,16 @@ static int axg_clkc_probe(struct platform_device *pdev)
if (IS_ERR(map))
return PTR_ERR(map);
- /* Populate base address for PLLs */
- for (i = 0; i < clkc_data->clk_plls_count; i++)
- clkc_data->clk_plls[i]->base = clk_base;
-
/* Populate regmap for the regmap backed clocks */
for (i = 0; i < ARRAY_SIZE(axg_clk_regmaps); i++)
axg_clk_regmaps[i]->map = map;
- for (i = 0; i < clkc_data->hw_onecell_data->num; i++) {
+ for (i = 0; i < axg_hw_onecell_data.num; i++) {
/* array might be sparse */
- if (!clkc_data->hw_onecell_data->hws[i])
+ if (!axg_hw_onecell_data.hws[i])
continue;
- ret = devm_clk_hw_register(dev,
- clkc_data->hw_onecell_data->hws[i]);
+ ret = devm_clk_hw_register(dev, axg_hw_onecell_data.hws[i]);
if (ret) {
dev_err(dev, "Clock registration failed\n");
return ret;
@@ -839,7 +842,7 @@ static int axg_clkc_probe(struct platform_device *pdev)
}
return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
- clkc_data->hw_onecell_data);
+ &axg_hw_onecell_data);
}
static struct platform_driver axg_driver = {
generated by cgit (git 2.34.1) at 2025-04-24 05:11:39 +0000