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path: root/drivers/clk/meson/s4-pll.c
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Diffstat (limited to 'drivers/clk/meson/s4-pll.c')
-rw-r--r--drivers/clk/meson/s4-pll.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/clk/meson/s4-pll.c b/drivers/clk/meson/s4-pll.c
index 8dfaeccaadc2..f9cc05a506e3 100644
--- a/drivers/clk/meson/s4-pll.c
+++ b/drivers/clk/meson/s4-pll.c
@@ -17,8 +17,6 @@
#include "meson-clkc-utils.h"
#include <dt-bindings/clock/amlogic,s4-pll-clkc.h>
-static DEFINE_SPINLOCK(meson_clk_lock);
-
/*
* These clock are a fixed value (fixed_pll is 2GHz) that is initialized by ROMcode.
* The chip was changed fixed pll for security reasons. Fixed PLL registers are not writable
@@ -38,6 +36,11 @@ static struct clk_regmap s4_fixed_pll_dco = {
.shift = 0,
.width = 8,
},
+ .frac = {
+ .reg_off = ANACTRL_FIXPLL_CTRL1,
+ .shift = 0,
+ .width = 17,
+ },
.n = {
.reg_off = ANACTRL_FIXPLL_CTRL0,
.shift = 10,
@@ -324,7 +327,6 @@ static struct clk_regmap s4_gp0_pll = {
* Internal hifi pll emulation configuration parameters
*/
static const struct reg_sequence s4_hifi_init_regs[] = {
- { .reg = ANACTRL_HIFIPLL_CTRL1, .def = 0x00010e56 },
{ .reg = ANACTRL_HIFIPLL_CTRL2, .def = 0x00000000 },
{ .reg = ANACTRL_HIFIPLL_CTRL3, .def = 0x6a285c00 },
{ .reg = ANACTRL_HIFIPLL_CTRL4, .def = 0x65771290 },
@@ -349,6 +351,11 @@ static struct clk_regmap s4_hifi_pll_dco = {
.shift = 10,
.width = 5,
},
+ .frac = {
+ .reg_off = ANACTRL_HIFIPLL_CTRL1,
+ .shift = 0,
+ .width = 17,
+ },
.l = {
.reg_off = ANACTRL_HIFIPLL_CTRL0,
.shift = 31,
@@ -362,6 +369,7 @@ static struct clk_regmap s4_hifi_pll_dco = {
.range = &s4_gp0_pll_mult_range,
.init_regs = s4_hifi_init_regs,
.init_count = ARRAY_SIZE(s4_hifi_init_regs),
+ .frac_max = 100000,
.flags = CLK_MESON_PLL_ROUND_CLOSEST,
},
.hw.init = &(struct clk_init_data){
@@ -537,7 +545,6 @@ static struct clk_regmap s4_mpll0_div = {
.shift = 29,
.width = 1,
},
- .lock = &meson_clk_lock,
.init_regs = s4_mpll0_init_regs,
.init_count = ARRAY_SIZE(s4_mpll0_init_regs),
},
@@ -591,7 +598,6 @@ static struct clk_regmap s4_mpll1_div = {
.shift = 29,
.width = 1,
},
- .lock = &meson_clk_lock,
.init_regs = s4_mpll1_init_regs,
.init_count = ARRAY_SIZE(s4_mpll1_init_regs),
},
@@ -645,7 +651,6 @@ static struct clk_regmap s4_mpll2_div = {
.shift = 29,
.width = 1,
},
- .lock = &meson_clk_lock,
.init_regs = s4_mpll2_init_regs,
.init_count = ARRAY_SIZE(s4_mpll2_init_regs),
},
@@ -699,7 +704,6 @@ static struct clk_regmap s4_mpll3_div = {
.shift = 29,
.width = 1,
},
- .lock = &meson_clk_lock,
.init_regs = s4_mpll3_init_regs,
.init_count = ARRAY_SIZE(s4_mpll3_init_regs),
},
@@ -794,10 +798,11 @@ static const struct reg_sequence s4_init_regs[] = {
{ .reg = ANACTRL_MPLL_CTRL0, .def = 0x00000543 },
};
-static struct regmap_config clkc_regmap_config = {
+static const struct regmap_config clkc_regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
+ .max_register = ANACTRL_HDMIPLL_CTRL0,
};
static struct meson_clk_hw_data s4_pll_clks = {
@@ -853,6 +858,7 @@ static const struct of_device_id clkc_match_table[] = {
},
{}
};
+MODULE_DEVICE_TABLE(of, clkc_match_table);
static struct platform_driver s4_driver = {
.probe = meson_s4_pll_probe,
@@ -861,7 +867,9 @@ static struct platform_driver s4_driver = {
.of_match_table = clkc_match_table,
},
};
-
module_platform_driver(s4_driver);
+
+MODULE_DESCRIPTION("Amlogic S4 PLL Clock Controller driver");
MODULE_AUTHOR("Yu Tu <yu.tu@amlogic.com>");
MODULE_LICENSE("GPL");
+MODULE_IMPORT_NS("CLK_MESON");