Move audio clocks and PLLA initialization to a common file so it can be used by multiple Tegra SoCs. Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx> --- drivers/clk/tegra/Makefile | 1 + drivers/clk/tegra/clk-tegra-audio.c | 260 +++++++++++++++++++++++++++++++++++ drivers/clk/tegra/clk-tegra114.c | 254 +---------------------------------- drivers/clk/tegra/clk.h | 4 + 4 files changed, 266 insertions(+), 253 deletions(-) create mode 100644 drivers/clk/tegra/clk-tegra-audio.c diff --git a/drivers/clk/tegra/Makefile b/drivers/clk/tegra/Makefile index f49fac2..796ff9a 100644 --- a/drivers/clk/tegra/Makefile +++ b/drivers/clk/tegra/Makefile @@ -6,6 +6,7 @@ obj-y += clk-periph-gate.o obj-y += clk-pll.o obj-y += clk-pll-out.o obj-y += clk-super.o +obj-y += clk-tegra-audio.o obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += clk-tegra20.o obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += clk-tegra30.o diff --git a/drivers/clk/tegra/clk-tegra-audio.c b/drivers/clk/tegra/clk-tegra-audio.c new file mode 100644 index 0000000..b34e385 --- /dev/null +++ b/drivers/clk/tegra/clk-tegra-audio.c @@ -0,0 +1,260 @@ +/* + * Copyright (c) 2012, 2013, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/io.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/clkdev.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/delay.h> +#include <linux/export.h> +#include <linux/clk/tegra.h> + +#include "clk.h" +#include "clk-id.h" + +#define AUDIO_SYNC_CLK_I2S0 0x4a0 +#define AUDIO_SYNC_CLK_I2S1 0x4a4 +#define AUDIO_SYNC_CLK_I2S2 0x4a8 +#define AUDIO_SYNC_CLK_I2S3 0x4ac +#define AUDIO_SYNC_CLK_I2S4 0x4b0 +#define AUDIO_SYNC_CLK_SPDIF 0x4b4 + +#define AUDIO_SYNC_DOUBLER 0x49c + +#define PLLA_BASE 0xb0 +#define PLLA_MISC 0xbc +#define PLLA_OUT 0xb4 + +#define PLL_BASE_LOCK BIT(27) +#define PLL_MISC_LOCK_ENABLE 18 + +struct tegra_sync_source_initdata { + char *name; + unsigned long rate; + unsigned long max_rate; + int clk_id; +}; + +struct tegra_audio_clk_initdata { + char *gate_name; + char *mux_name; + u32 offset; + int gate_clk_id; + int mux_clk_id; +}; + +#define AUDIO(_name, _offset) \ + {\ + .gate_name = #_name,\ + .mux_name = #_name"_mux",\ + .offset = _offset,\ + .gate_clk_id = tegra_clk_ ## _name,\ + .mux_clk_id = tegra_clk_ ## _name ## _mux,\ + } + +struct tegra_audio2x_clk_initdata { + char *parent; + char *gate_name; + char *name_2x; + char *div_name; + int clk_id; + int clk_num; + u8 div_offset; +}; + +#define AUDIO2X(_name, _num, _offset) \ + {\ + .parent = #_name,\ + .gate_name = #_name"_2x",\ + .name_2x = #_name"_doubler",\ + .div_name = #_name"_div",\ + .clk_id = tegra_clk_ ## _name ## _2x,\ + .clk_num = _num,\ + } + +static DEFINE_SPINLOCK(clk_doubler_lock); + +static const char *mux_audio_sync_clk[] = { "spdif_in_sync", "i2s0_sync", + "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync", +}; + +static struct tegra_sync_source_initdata __initdata sync_source_clks[] = { + { .name = "spdif_in_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_spdif_in_sync}, + { .name = "i2s0_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_i2s0_sync}, + { .name = "i2s1_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_i2s1_sync}, + { .name = "i2s2_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_i2s2_sync}, + { .name = "i2s3_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_i2s3_sync}, + { .name = "i2s4_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_i2s4_sync}, + { .name = "vimclk_sync", .rate = 24000000, .max_rate = 24000000, .clk_id = tegra_clk_vimclk_sync}, +}; + +static struct tegra_audio_clk_initdata audio_clks[] = { + AUDIO(audio0, AUDIO_SYNC_CLK_I2S0), + AUDIO(audio1, AUDIO_SYNC_CLK_I2S1), + AUDIO(audio2, AUDIO_SYNC_CLK_I2S2), + AUDIO(audio3, AUDIO_SYNC_CLK_I2S3), + AUDIO(audio4, AUDIO_SYNC_CLK_I2S4), + AUDIO(spdif, AUDIO_SYNC_CLK_SPDIF), +}; + +static struct tegra_audio2x_clk_initdata audio2x_clks[] = { + AUDIO2X(audio0, 113, 24), + AUDIO2X(audio1, 114, 25), + AUDIO2X(audio2, 115, 26), + AUDIO2X(audio3, 116, 27), + AUDIO2X(audio4, 117, 28), + AUDIO2X(spdif, 118, 29), +}; + +static struct div_nmp pllp_nmp = { + .divm_shift = 0, + .divm_width = 5, + .divn_shift = 8, + .divn_width = 10, + .divp_shift = 20, + .divp_width = 3, +}; + +static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { + {9600000, 282240000, 147, 5, 0, 4}, + {9600000, 368640000, 192, 5, 0, 4}, + {9600000, 240000000, 200, 8, 0, 8}, + + {28800000, 282240000, 245, 25, 0, 8}, + {28800000, 368640000, 320, 25, 0, 8}, + {28800000, 240000000, 200, 24, 0, 8}, + {0, 0, 0, 0, 0, 0}, +}; + +static struct tegra_clk_pll_params pll_a_params = { + .input_min = 2000000, + .input_max = 31000000, + .cf_min = 1000000, + .cf_max = 6000000, + .vco_min = 200000000, + .vco_max = 700000000, + .base_reg = PLLA_BASE, + .misc_reg = PLLA_MISC, + .lock_mask = PLL_BASE_LOCK, + .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, + .lock_delay = 300, + .div_nmp = &pllp_nmp, +}; + +void __init tegra_audio_clk_init(void __iomem *clk_base, + void __iomem *pmc_base, struct tegra_clk *tegra_clks, + struct tegra_clk_pll_freq_table *freq_table) +{ + struct clk *clk; + struct clk **dt_clk; + int i; + + if (!freq_table) + freq_table = pll_a_freq_table; + + /* PLLA */ + dt_clk = tegra_lookup_dt_id(tegra_clk_pll_a, tegra_clks); + if (dt_clk) { + clk = tegra_clk_register_pll("pll_a", "pll_p_out1", clk_base, + pmc_base, 0, 0, &pll_a_params, + TEGRA_PLL_HAS_CPCON | TEGRA_PLL_USE_LOCK, + freq_table, NULL); + clk_register_clkdev(clk, "pll_a", NULL); + *dt_clk = clk; + } + + /* PLLA_OUT0 */ + dt_clk = tegra_lookup_dt_id(tegra_clk_pll_a_out0, tegra_clks); + if (dt_clk) { + clk = tegra_clk_register_divider("pll_a_out0_div", "pll_a", + clk_base + PLLA_OUT, 0, TEGRA_DIVIDER_ROUND_UP, + 8, 8, 1, NULL); + clk = tegra_clk_register_pll_out("pll_a_out0", "pll_a_out0_div", + clk_base + PLLA_OUT, 1, 0, CLK_IGNORE_UNUSED | + CLK_SET_RATE_PARENT, 0, NULL); + clk_register_clkdev(clk, "pll_a_out0", NULL); + *dt_clk = clk; + } + + for (i = 0; i < ARRAY_SIZE(sync_source_clks); i++) { + struct tegra_sync_source_initdata *data; + + data = &sync_source_clks[i]; + + dt_clk = tegra_lookup_dt_id(data->clk_id, tegra_clks); + if (!dt_clk) + continue; + + clk = tegra_clk_register_sync_source(data->name, + data->rate, data->max_rate); + *dt_clk = clk; + clk_register_clkdev(clk, data->name, NULL); + } + + for (i = 0; i < ARRAY_SIZE(audio_clks); i++) { + struct tegra_audio_clk_initdata *data; + + data = &audio_clks[i]; + dt_clk = tegra_lookup_dt_id(data->mux_clk_id, tegra_clks); + + if (!dt_clk) + continue; + clk = clk_register_mux(NULL, data->mux_name, mux_audio_sync_clk, + ARRAY_SIZE(mux_audio_sync_clk), 0, + clk_base + data->offset, 0, 3, 0, + NULL); + *dt_clk = clk; + + dt_clk = tegra_lookup_dt_id(data->gate_clk_id, tegra_clks); + if (!dt_clk) + continue; + + clk = clk_register_gate(NULL, data->gate_name, data->mux_name, + 0, clk_base + data->offset, 4, + CLK_GATE_SET_TO_DISABLE, NULL); + clk_register_clkdev(clk, data->gate_name, NULL); + *dt_clk = clk; + } + + for (i = 0; i < ARRAY_SIZE(audio2x_clks); i++) { + struct tegra_audio2x_clk_initdata *data; + struct tegra_clk_periph_regs *bank; + + data = &audio2x_clks[i]; + dt_clk = tegra_lookup_dt_id(data->clk_id, tegra_clks); + if (!dt_clk) + continue; + + bank = get_reg_bank(data->clk_num); + if (!bank) + continue; + + clk = clk_register_fixed_factor(NULL, data->name_2x, + data->parent, CLK_SET_RATE_PARENT, 2, 1); + clk = tegra_clk_register_divider(data->div_name, + data->name_2x, clk_base + AUDIO_SYNC_DOUBLER, + 0, 0, data->div_offset, 1, 0, + &clk_doubler_lock); + clk = tegra_clk_register_periph_gate(data->gate_name, + data->div_name, TEGRA_PERIPH_NO_RESET, + clk_base, CLK_SET_RATE_PARENT, data->clk_num, + bank, periph_clk_enb_refcnt); + *dt_clk = clk; + } +} + diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index 90ae909..02bfd4f 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -79,8 +79,6 @@ #define PLLD2_MISC 0x4bc #define PLLE_BASE 0xe8 #define PLLE_MISC 0xec -#define PLLA_BASE 0xb0 -#define PLLA_MISC 0xbc #define PLLU_BASE 0xc0 #define PLLU_MISC 0xcc #define PLLRE_BASE 0x4c4 @@ -106,16 +104,6 @@ #define PLLM_OUT 0x94 #define PLLP_OUTA 0xa4 #define PLLP_OUTB 0xa8 -#define PLLA_OUT 0xb4 - -#define AUDIO_SYNC_CLK_I2S0 0x4a0 -#define AUDIO_SYNC_CLK_I2S1 0x4a4 -#define AUDIO_SYNC_CLK_I2S2 0x4a8 -#define AUDIO_SYNC_CLK_I2S3 0x4ac -#define AUDIO_SYNC_CLK_I2S4 0x4b0 -#define AUDIO_SYNC_CLK_SPDIF 0x4b4 - -#define AUDIO_SYNC_DOUBLER 0x49c #define PMC_CLK_OUT_CNTRL 0x1a8 #define PMC_DPD_PADS_ORIDE 0x1c @@ -271,7 +259,6 @@ static DEFINE_SPINLOCK(pll_d2_lock); static DEFINE_SPINLOCK(pll_u_lock); static DEFINE_SPINLOCK(pll_div_lock); static DEFINE_SPINLOCK(pll_re_lock); -static DEFINE_SPINLOCK(clk_doubler_lock); static DEFINE_SPINLOCK(clk_out_lock); static DEFINE_SPINLOCK(sysrate_lock); @@ -481,33 +468,6 @@ static struct tegra_clk_pll_params pll_p_params = { .div_nmp = &pllp_nmp, }; -static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { - {9600000, 282240000, 147, 5, 0, 4}, - {9600000, 368640000, 192, 5, 0, 4}, - {9600000, 240000000, 200, 8, 0, 8}, - - {28800000, 282240000, 245, 25, 0, 8}, - {28800000, 368640000, 320, 25, 0, 8}, - {28800000, 240000000, 200, 24, 0, 8}, - {0, 0, 0, 0, 0, 0}, -}; - - -static struct tegra_clk_pll_params pll_a_params = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 200000000, - .vco_max = 700000000, - .base_reg = PLLA_BASE, - .misc_reg = PLLA_MISC, - .lock_mask = PLL_BASE_LOCK, - .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, - .lock_delay = 300, - .div_nmp = &pllp_nmp, -}; - static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { {12000000, 216000000, 864, 12, 2, 12}, {13000000, 216000000, 864, 13, 2, 12}, @@ -1449,23 +1409,6 @@ static void __init tegra114_pll_init(void __iomem *clk_base, clk_register_clkdev(clk, "pll_d2_out0", NULL); clks[TEGRA114_CLK_PLL_D2_OUT0] = clk; - /* PLLA */ - clk = tegra_clk_register_pll("pll_a", "pll_p_out1", clk_base, pmc, 0, - 0, &pll_a_params, TEGRA_PLL_HAS_CPCON | - TEGRA_PLL_USE_LOCK, pll_a_freq_table, NULL); - clk_register_clkdev(clk, "pll_a", NULL); - clks[TEGRA114_CLK_PLL_A] = clk; - - /* PLLA_OUT0 */ - clk = tegra_clk_register_divider("pll_a_out0_div", "pll_a", - clk_base + PLLA_OUT, 0, TEGRA_DIVIDER_ROUND_UP, - 8, 8, 1, NULL); - clk = tegra_clk_register_pll_out("pll_a_out0", "pll_a_out0_div", - clk_base + PLLA_OUT, 1, 0, CLK_IGNORE_UNUSED | - CLK_SET_RATE_PARENT, 0, NULL); - clk_register_clkdev(clk, "pll_a_out0", NULL); - clks[TEGRA114_CLK_PLL_A_OUT0] = clk; - /* PLLRE */ clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc, 0, 0, &pll_re_vco_params, TEGRA_PLL_USE_LOCK, @@ -1487,10 +1430,6 @@ static void __init tegra114_pll_init(void __iomem *clk_base, clks[TEGRA114_CLK_PLL_E_OUT0] = clk; } -static const char *mux_audio_sync_clk[] = { "spdif_in_sync", "i2s0_sync", - "i2s1_sync", "i2s2_sync", "i2s3_sync", "i2s4_sync", "vimclk_sync", -}; - static const char *clk_out1_parents[] = { "clk_m", "clk_m_div2", "clk_m_div4", "extern1", }; @@ -1517,197 +1456,6 @@ static struct clk * __init tegra114_periph_gate_helper(const char *name, clk_base, flags, clk_num, bank, enable_refcnt); } -static void __init tegra114_audio_clk_init(void __iomem *clk_base) -{ - struct clk *clk; - - /* spdif_in_sync */ - clk = tegra_clk_register_sync_source("spdif_in_sync", 24000000, - 24000000); - clk_register_clkdev(clk, "spdif_in_sync", NULL); - clks[TEGRA114_CLK_SPDIF_IN_SYNC] = clk; - - /* i2s0_sync */ - clk = tegra_clk_register_sync_source("i2s0_sync", 24000000, 24000000); - clk_register_clkdev(clk, "i2s0_sync", NULL); - clks[TEGRA114_CLK_I2S0_SYNC] = clk; - - /* i2s1_sync */ - clk = tegra_clk_register_sync_source("i2s1_sync", 24000000, 24000000); - clk_register_clkdev(clk, "i2s1_sync", NULL); - clks[TEGRA114_CLK_I2S1_SYNC] = clk; - - /* i2s2_sync */ - clk = tegra_clk_register_sync_source("i2s2_sync", 24000000, 24000000); - clk_register_clkdev(clk, "i2s2_sync", NULL); - clks[TEGRA114_CLK_I2S2_SYNC] = clk; - - /* i2s3_sync */ - clk = tegra_clk_register_sync_source("i2s3_sync", 24000000, 24000000); - clk_register_clkdev(clk, "i2s3_sync", NULL); - clks[TEGRA114_CLK_I2S3_SYNC] = clk; - - /* i2s4_sync */ - clk = tegra_clk_register_sync_source("i2s4_sync", 24000000, 24000000); - clk_register_clkdev(clk, "i2s4_sync", NULL); - clks[TEGRA114_CLK_I2S4_SYNC] = clk; - - /* vimclk_sync */ - clk = tegra_clk_register_sync_source("vimclk_sync", 24000000, 24000000); - clk_register_clkdev(clk, "vimclk_sync", NULL); - clks[TEGRA114_CLK_VIMCLK_SYNC] = clk; - - /* audio0 */ - clk = clk_register_mux(NULL, "audio0_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_I2S0, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_AUDIO0_MUX] = clk; - clk = clk_register_gate(NULL, "audio0", "audio0_mux", 0, - clk_base + AUDIO_SYNC_CLK_I2S0, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "audio0", NULL); - clks[TEGRA114_CLK_AUDIO0] = clk; - - /* audio1 */ - clk = clk_register_mux(NULL, "audio1_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_I2S1, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_AUDIO1_MUX] = clk; - clk = clk_register_gate(NULL, "audio1", "audio1_mux", 0, - clk_base + AUDIO_SYNC_CLK_I2S1, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "audio1", NULL); - clks[TEGRA114_CLK_AUDIO1] = clk; - - /* audio2 */ - clk = clk_register_mux(NULL, "audio2_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_I2S2, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_AUDIO2_MUX] = clk; - clk = clk_register_gate(NULL, "audio2", "audio2_mux", 0, - clk_base + AUDIO_SYNC_CLK_I2S2, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "audio2", NULL); - clks[TEGRA114_CLK_AUDIO2] = clk; - - /* audio3 */ - clk = clk_register_mux(NULL, "audio3_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_I2S3, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_AUDIO3_MUX] = clk; - clk = clk_register_gate(NULL, "audio3", "audio3_mux", 0, - clk_base + AUDIO_SYNC_CLK_I2S3, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "audio3", NULL); - clks[TEGRA114_CLK_AUDIO3] = clk; - - /* audio4 */ - clk = clk_register_mux(NULL, "audio4_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_I2S4, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_AUDIO4_MUX] = clk; - clk = clk_register_gate(NULL, "audio4", "audio4_mux", 0, - clk_base + AUDIO_SYNC_CLK_I2S4, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "audio4", NULL); - clks[TEGRA114_CLK_AUDIO4] = clk; - - /* spdif */ - clk = clk_register_mux(NULL, "spdif_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), 0, - clk_base + AUDIO_SYNC_CLK_SPDIF, 0, 3, 0, - NULL); - clks[TEGRA114_CLK_SPDIF_MUX] = clk; - clk = clk_register_gate(NULL, "spdif", "spdif_mux", 0, - clk_base + AUDIO_SYNC_CLK_SPDIF, 4, - CLK_GATE_SET_TO_DISABLE, NULL); - clk_register_clkdev(clk, "spdif", NULL); - clks[TEGRA114_CLK_SPDIF] = clk; - - /* audio0_2x */ - clk = clk_register_fixed_factor(NULL, "audio0_doubler", "audio0", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("audio0_div", "audio0_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 24, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("audio0_2x", "audio0_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 113, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "audio0_2x", NULL); - clks[TEGRA114_CLK_AUDIO0_2X] = clk; - - /* audio1_2x */ - clk = clk_register_fixed_factor(NULL, "audio1_doubler", "audio1", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("audio1_div", "audio1_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 25, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("audio1_2x", "audio1_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 114, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "audio1_2x", NULL); - clks[TEGRA114_CLK_AUDIO1_2X] = clk; - - /* audio2_2x */ - clk = clk_register_fixed_factor(NULL, "audio2_doubler", "audio2", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("audio2_div", "audio2_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 26, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("audio2_2x", "audio2_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 115, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "audio2_2x", NULL); - clks[TEGRA114_CLK_AUDIO2_2X] = clk; - - /* audio3_2x */ - clk = clk_register_fixed_factor(NULL, "audio3_doubler", "audio3", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("audio3_div", "audio3_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 27, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("audio3_2x", "audio3_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 116, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "audio3_2x", NULL); - clks[TEGRA114_CLK_AUDIO3_2X] = clk; - - /* audio4_2x */ - clk = clk_register_fixed_factor(NULL, "audio4_doubler", "audio4", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("audio4_div", "audio4_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 28, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("audio4_2x", "audio4_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 117, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "audio4_2x", NULL); - clks[TEGRA114_CLK_AUDIO4_2X] = clk; - - /* spdif_2x */ - clk = clk_register_fixed_factor(NULL, "spdif_doubler", "spdif", - CLK_SET_RATE_PARENT, 2, 1); - clk = tegra_clk_register_divider("spdif_div", "spdif_doubler", - clk_base + AUDIO_SYNC_DOUBLER, 0, 0, 29, 1, - 0, &clk_doubler_lock); - clk = tegra114_periph_gate_helper("spdif_2x", "spdif_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 118, - periph_clk_enb_refcnt); - clk_register_clkdev(clk, "spdif_2x", NULL); - clks[TEGRA114_CLK_SPDIF_2X] = clk; -} - static void __init tegra114_pmc_clk_init(void __iomem *pmc_base) { struct clk *clk; @@ -2360,7 +2108,7 @@ static void __init tegra114_clock_init(struct device_node *np) tegra114_fixed_clk_init(clk_base); tegra114_pll_init(clk_base, pmc_base); tegra114_periph_clk_init(clk_base); - tegra114_audio_clk_init(clk_base); + tegra_audio_clk_init(clk_base, pmc_base, tegra114_clks, NULL); tegra114_pmc_clk_init(pmc_base); tegra114_super_clk_init(clk_base); diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h index 1244010..9ed9bd6 100644 --- a/drivers/clk/tegra/clk.h +++ b/drivers/clk/tegra/clk.h @@ -600,6 +600,10 @@ struct clk **tegra_lookup_dt_id(int clk_id, struct tegra_clk *tegra_clk); void tegra_add_of_provider(struct device_node *np); +void tegra_audio_clk_init(void __iomem *clk_base, + void __iomem *pmc_base, struct tegra_clk *tegra_clks, + struct tegra_clk_pll_freq_table *freq_table); + void tegra114_clock_tune_cpu_trimmers_high(void); void tegra114_clock_tune_cpu_trimmers_low(void); void tegra114_clock_tune_cpu_trimmers_init(void); -- 1.7.7.rc0.72.g4b5ea.dirty -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
