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 | 213 +++++++++++++++++++ drivers/clk/tegra/clk-tegra114.c | 391 ++++++++++++++++------------------- drivers/clk/tegra/clk.h | 4 + 4 files changed, 400 insertions(+), 209 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..037adbe --- /dev/null +++ b/drivers/clk/tegra/clk-tegra-audio.c @@ -0,0 +1,213 @@ +/* + * 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_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,\ + .div_offset = _offset,\ + } + +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 sync_source_clks[] __initdata = { + { .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), +}; + +void __init tegra_audio_clk_init(void __iomem *clk_base, + void __iomem *pmc_base, struct tegra_clk *tegra_clks, + struct tegra_clk_pll_params *pll_a_params) +{ + struct clk *clk; + struct clk **dt_clk; + int i; + + /* 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, pll_a_params, 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; + } + + 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), + CLK_SET_RATE_NO_REPARENT, + 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); + *dt_clk = clk; + } + + for (i = 0; i < ARRAY_SIZE(audio2x_clks); i++) { + struct tegra_audio2x_clk_initdata *data; + + data = &audio2x_clks[i]; + dt_clk = tegra_lookup_dt_id(data->clk_id, tegra_clks); + if (!dt_clk) + 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, + periph_clk_enb_refcnt); + *dt_clk = clk; + } +} + diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index 09affa4..55ac562 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -26,6 +26,7 @@ #include <dt-bindings/clock/tegra114-car.h> #include "clk.h" +#include "clk-id.h" #define RST_DFLL_DVCO 0x2F4 #define CPU_FINETRIM_SELECT 0x4d4 /* override default prop dlys */ @@ -105,16 +106,6 @@ #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 @@ -270,7 +261,6 @@ 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); @@ -502,7 +492,6 @@ static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { {0, 0, 0, 0, 0, 0}, }; - static struct tegra_clk_pll_params pll_a_params = { .input_min = 2000000, .input_max = 31000000, @@ -963,6 +952,186 @@ static const struct clk_div_table pll_re_div_table[] = { { .val = 0, .div = 0 }, }; +static struct tegra_clk tegra114_clks[tegra_clk_max] __initdata = { + [tegra_clk_rtc] = { .dt_id = TEGRA114_CLK_RTC, .present = true }, + [tegra_clk_timer] = { .dt_id = TEGRA114_CLK_TIMER, .present = true }, + [tegra_clk_uarta] = { .dt_id = TEGRA114_CLK_UARTA, .present = true }, + [tegra_clk_uartd] = { .dt_id = TEGRA114_CLK_UARTD, .present = true }, + [tegra_clk_sdmmc2] = { .dt_id = TEGRA114_CLK_SDMMC2, .present = true }, + [tegra_clk_i2s1] = { .dt_id = TEGRA114_CLK_I2S1, .present = true }, + [tegra_clk_i2c1] = { .dt_id = TEGRA114_CLK_I2C1, .present = true }, + [tegra_clk_ndflash] = { .dt_id = TEGRA114_CLK_NDFLASH, .present = true }, + [tegra_clk_sdmmc1] = { .dt_id = TEGRA114_CLK_SDMMC1, .present = true }, + [tegra_clk_sdmmc4] = { .dt_id = TEGRA114_CLK_SDMMC4, .present = true }, + [tegra_clk_pwm] = { .dt_id = TEGRA114_CLK_PWM, .present = true }, + [tegra_clk_i2s0] = { .dt_id = TEGRA114_CLK_I2S0, .present = true }, + [tegra_clk_i2s2] = { .dt_id = TEGRA114_CLK_I2S2, .present = true }, + [tegra_clk_epp] = { .dt_id = TEGRA114_CLK_EPP, .present = true }, + [tegra_clk_gr2d] = { .dt_id = TEGRA114_CLK_GR2D, .present = true }, + [tegra_clk_usbd] = { .dt_id = TEGRA114_CLK_USBD, .present = true }, + [tegra_clk_isp] = { .dt_id = TEGRA114_CLK_ISP, .present = true }, + [tegra_clk_gr3d] = { .dt_id = TEGRA114_CLK_GR3D, .present = true }, + [tegra_clk_disp2] = { .dt_id = TEGRA114_CLK_DISP2, .present = true }, + [tegra_clk_disp1] = { .dt_id = TEGRA114_CLK_DISP1, .present = true }, + [tegra_clk_host1x] = { .dt_id = TEGRA114_CLK_HOST1X, .present = true }, + [tegra_clk_vcp] = { .dt_id = TEGRA114_CLK_VCP, .present = true }, + [tegra_clk_apbdma] = { .dt_id = TEGRA114_CLK_APBDMA, .present = true }, + [tegra_clk_kbc] = { .dt_id = TEGRA114_CLK_KBC, .present = true }, + [tegra_clk_kfuse] = { .dt_id = TEGRA114_CLK_KFUSE, .present = true }, + [tegra_clk_sbc1] = { .dt_id = TEGRA114_CLK_SBC1, .present = true }, + [tegra_clk_nor] = { .dt_id = TEGRA114_CLK_NOR, .present = true }, + [tegra_clk_sbc2] = { .dt_id = TEGRA114_CLK_SBC2, .present = true }, + [tegra_clk_sbc3] = { .dt_id = TEGRA114_CLK_SBC3, .present = true }, + [tegra_clk_i2c5] = { .dt_id = TEGRA114_CLK_I2C5, .present = true }, + [tegra_clk_dsia] = { .dt_id = TEGRA114_CLK_DSIA, .present = true }, + [tegra_clk_mipi] = { .dt_id = TEGRA114_CLK_MIPI, .present = true }, + [tegra_clk_hdmi] = { .dt_id = TEGRA114_CLK_HDMI, .present = true }, + [tegra_clk_csi] = { .dt_id = TEGRA114_CLK_CSI, .present = true }, + [tegra_clk_i2c2] = { .dt_id = TEGRA114_CLK_I2C2, .present = true }, + [tegra_clk_uartc] = { .dt_id = TEGRA114_CLK_UARTC, .present = true }, + [tegra_clk_mipi_cal] = { .dt_id = TEGRA114_CLK_MIPI_CAL, .present = true }, + [tegra_clk_emc] = { .dt_id = TEGRA114_CLK_EMC, .present = true }, + [tegra_clk_usb2] = { .dt_id = TEGRA114_CLK_USB2, .present = true }, + [tegra_clk_usb3] = { .dt_id = TEGRA114_CLK_USB3, .present = true }, + [tegra_clk_vde] = { .dt_id = TEGRA114_CLK_VDE, .present = true }, + [tegra_clk_bsea] = { .dt_id = TEGRA114_CLK_BSEA, .present = true }, + [tegra_clk_bsev] = { .dt_id = TEGRA114_CLK_BSEV, .present = true }, + [tegra_clk_i2c3] = { .dt_id = TEGRA114_CLK_I2C3, .present = true }, + [tegra_clk_sbc4] = { .dt_id = TEGRA114_CLK_SBC4, .present = true }, + [tegra_clk_sdmmc3] = { .dt_id = TEGRA114_CLK_SDMMC3, .present = true }, + [tegra_clk_owr] = { .dt_id = TEGRA114_CLK_OWR, .present = true }, + [tegra_clk_csite] = { .dt_id = TEGRA114_CLK_CSITE, .present = true }, + [tegra_clk_la] = { .dt_id = TEGRA114_CLK_LA, .present = true }, + [tegra_clk_trace] = { .dt_id = TEGRA114_CLK_TRACE, .present = true }, + [tegra_clk_soc_therm] = { .dt_id = TEGRA114_CLK_SOC_THERM, .present = true }, + [tegra_clk_dtv] = { .dt_id = TEGRA114_CLK_DTV, .present = true }, + [tegra_clk_ndspeed] = { .dt_id = TEGRA114_CLK_NDSPEED, .present = true }, + [tegra_clk_i2cslow] = { .dt_id = TEGRA114_CLK_I2CSLOW, .present = true }, + [tegra_clk_dsib] = { .dt_id = TEGRA114_CLK_DSIB, .present = true }, + [tegra_clk_tsec] = { .dt_id = TEGRA114_CLK_TSEC, .present = true }, + [tegra_clk_xusb_host] = { .dt_id = TEGRA114_CLK_XUSB_HOST, .present = true }, + [tegra_clk_msenc] = { .dt_id = TEGRA114_CLK_MSENC, .present = true }, + [tegra_clk_csus] = { .dt_id = TEGRA114_CLK_CSUS, .present = true }, + [tegra_clk_mselect] = { .dt_id = TEGRA114_CLK_MSELECT, .present = true }, + [tegra_clk_tsensor] = { .dt_id = TEGRA114_CLK_TSENSOR, .present = true }, + [tegra_clk_i2s3] = { .dt_id = TEGRA114_CLK_I2S3, .present = true }, + [tegra_clk_i2s4] = { .dt_id = TEGRA114_CLK_I2S4, .present = true }, + [tegra_clk_i2c4] = { .dt_id = TEGRA114_CLK_I2C4, .present = true }, + [tegra_clk_sbc5] = { .dt_id = TEGRA114_CLK_SBC5, .present = true }, + [tegra_clk_sbc6] = { .dt_id = TEGRA114_CLK_SBC6, .present = true }, + [tegra_clk_d_audio] = { .dt_id = TEGRA114_CLK_D_AUDIO, .present = true }, + [tegra_clk_apbif] = { .dt_id = TEGRA114_CLK_APBIF, .present = true }, + [tegra_clk_dam0] = { .dt_id = TEGRA114_CLK_DAM0, .present = true }, + [tegra_clk_dam1] = { .dt_id = TEGRA114_CLK_DAM1, .present = true }, + [tegra_clk_dam2] = { .dt_id = TEGRA114_CLK_DAM2, .present = true }, + [tegra_clk_hda2codec_2x] = { .dt_id = TEGRA114_CLK_HDA2CODEC_2X, .present = true }, + [tegra_clk_audio0_2x] = { .dt_id = TEGRA114_CLK_AUDIO0_2X, .present = true }, + [tegra_clk_audio1_2x] = { .dt_id = TEGRA114_CLK_AUDIO1_2X, .present = true }, + [tegra_clk_audio2_2x] = { .dt_id = TEGRA114_CLK_AUDIO2_2X, .present = true }, + [tegra_clk_audio3_2x] = { .dt_id = TEGRA114_CLK_AUDIO3_2X, .present = true }, + [tegra_clk_audio4_2x] = { .dt_id = TEGRA114_CLK_AUDIO4_2X, .present = true }, + [tegra_clk_spdif_2x] = { .dt_id = TEGRA114_CLK_SPDIF_2X, .present = true }, + [tegra_clk_actmon] = { .dt_id = TEGRA114_CLK_ACTMON, .present = true }, + [tegra_clk_extern1] = { .dt_id = TEGRA114_CLK_EXTERN1, .present = true }, + [tegra_clk_extern2] = { .dt_id = TEGRA114_CLK_EXTERN2, .present = true }, + [tegra_clk_extern3] = { .dt_id = TEGRA114_CLK_EXTERN3, .present = true }, + [tegra_clk_hda] = { .dt_id = TEGRA114_CLK_HDA, .present = true }, + [tegra_clk_se] = { .dt_id = TEGRA114_CLK_SE, .present = true }, + [tegra_clk_hda2hdmi] = { .dt_id = TEGRA114_CLK_HDA2HDMI, .present = true }, + [tegra_clk_cilab] = { .dt_id = TEGRA114_CLK_CILAB, .present = true }, + [tegra_clk_cilcd] = { .dt_id = TEGRA114_CLK_CILCD, .present = true }, + [tegra_clk_cile] = { .dt_id = TEGRA114_CLK_CILE, .present = true }, + [tegra_clk_dsialp] = { .dt_id = TEGRA114_CLK_DSIALP, .present = true }, + [tegra_clk_dsiblp] = { .dt_id = TEGRA114_CLK_DSIBLP, .present = true }, + [tegra_clk_dds] = { .dt_id = TEGRA114_CLK_DDS, .present = true }, + [tegra_clk_dp2] = { .dt_id = TEGRA114_CLK_DP2, .present = true }, + [tegra_clk_amx] = { .dt_id = TEGRA114_CLK_AMX, .present = true }, + [tegra_clk_adx] = { .dt_id = TEGRA114_CLK_ADX, .present = true }, + [tegra_clk_xusb_ss] = { .dt_id = TEGRA114_CLK_XUSB_SS, .present = true }, + [tegra_clk_uartb] = { .dt_id = TEGRA114_CLK_UARTB, .present = true }, + [tegra_clk_vfir] = { .dt_id = TEGRA114_CLK_VFIR, .present = true }, + [tegra_clk_spdif_in] = { .dt_id = TEGRA114_CLK_SPDIF_IN, .present = true }, + [tegra_clk_spdif_out] = { .dt_id = TEGRA114_CLK_SPDIF_OUT, .present = true }, + [tegra_clk_vi] = { .dt_id = TEGRA114_CLK_VI, .present = true }, + [tegra_clk_vi_sensor] = { .dt_id = TEGRA114_CLK_VI_SENSOR, .present = true }, + [tegra_clk_fuse] = { .dt_id = TEGRA114_CLK_FUSE, .present = true }, + [tegra_clk_fuse_burn] = { .dt_id = TEGRA114_CLK_FUSE_BURN, .present = true }, + [tegra_clk_clk_32k] = { .dt_id = TEGRA114_CLK_CLK_32K, .present = true }, + [tegra_clk_clk_m] = { .dt_id = TEGRA114_CLK_CLK_M, .present = true }, + [tegra_clk_clk_m_div2] = { .dt_id = TEGRA114_CLK_CLK_M_DIV2, .present = true }, + [tegra_clk_clk_m_div4] = { .dt_id = TEGRA114_CLK_CLK_M_DIV4, .present = true }, + [tegra_clk_pll_ref] = { .dt_id = TEGRA114_CLK_PLL_REF, .present = true }, + [tegra_clk_pll_c] = { .dt_id = TEGRA114_CLK_PLL_C, .present = true }, + [tegra_clk_pll_c_out1] = { .dt_id = TEGRA114_CLK_PLL_C_OUT1, .present = true }, + [tegra_clk_pll_c2] = { .dt_id = TEGRA114_CLK_PLL_C2, .present = true }, + [tegra_clk_pll_c3] = { .dt_id = TEGRA114_CLK_PLL_C3, .present = true }, + [tegra_clk_pll_m] = { .dt_id = TEGRA114_CLK_PLL_M, .present = true }, + [tegra_clk_pll_m_out1] = { .dt_id = TEGRA114_CLK_PLL_M_OUT1, .present = true }, + [tegra_clk_pll_p] = { .dt_id = TEGRA114_CLK_PLL_P, .present = true }, + [tegra_clk_pll_p_out1] = { .dt_id = TEGRA114_CLK_PLL_P_OUT1, .present = true }, + [tegra_clk_pll_p_out2] = { .dt_id = TEGRA114_CLK_PLL_P_OUT2, .present = true }, + [tegra_clk_pll_p_out3] = { .dt_id = TEGRA114_CLK_PLL_P_OUT3, .present = true }, + [tegra_clk_pll_p_out4] = { .dt_id = TEGRA114_CLK_PLL_P_OUT4, .present = true }, + [tegra_clk_pll_a] = { .dt_id = TEGRA114_CLK_PLL_A, .present = true }, + [tegra_clk_pll_a_out0] = { .dt_id = TEGRA114_CLK_PLL_A_OUT0, .present = true }, + [tegra_clk_pll_d] = { .dt_id = TEGRA114_CLK_PLL_D, .present = true }, + [tegra_clk_pll_d_out0] = { .dt_id = TEGRA114_CLK_PLL_D_OUT0, .present = true }, + [tegra_clk_pll_d2] = { .dt_id = TEGRA114_CLK_PLL_D2, .present = true }, + [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA114_CLK_PLL_D2_OUT0, .present = true }, + [tegra_clk_pll_u] = { .dt_id = TEGRA114_CLK_PLL_U, .present = true }, + [tegra_clk_pll_u_480m] = { .dt_id = TEGRA114_CLK_PLL_U_480M, .present = true }, + [tegra_clk_pll_u_60m] = { .dt_id = TEGRA114_CLK_PLL_U_60M, .present = true }, + [tegra_clk_pll_u_48m] = { .dt_id = TEGRA114_CLK_PLL_U_48M, .present = true }, + [tegra_clk_pll_u_12m] = { .dt_id = TEGRA114_CLK_PLL_U_12M, .present = true }, + [tegra_clk_pll_x] = { .dt_id = TEGRA114_CLK_PLL_X, .present = true }, + [tegra_clk_pll_x_out0] = { .dt_id = TEGRA114_CLK_PLL_X_OUT0, .present = true }, + [tegra_clk_pll_re_vco] = { .dt_id = TEGRA114_CLK_PLL_RE_VCO, .present = true }, + [tegra_clk_pll_re_out] = { .dt_id = TEGRA114_CLK_PLL_RE_OUT, .present = true }, + [tegra_clk_pll_e_out0] = { .dt_id = TEGRA114_CLK_PLL_E_OUT0, .present = true }, + [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA114_CLK_SPDIF_IN_SYNC, .present = true }, + [tegra_clk_i2s0_sync] = { .dt_id = TEGRA114_CLK_I2S0_SYNC, .present = true }, + [tegra_clk_i2s1_sync] = { .dt_id = TEGRA114_CLK_I2S1_SYNC, .present = true }, + [tegra_clk_i2s2_sync] = { .dt_id = TEGRA114_CLK_I2S2_SYNC, .present = true }, + [tegra_clk_i2s3_sync] = { .dt_id = TEGRA114_CLK_I2S3_SYNC, .present = true }, + [tegra_clk_i2s4_sync] = { .dt_id = TEGRA114_CLK_I2S4_SYNC, .present = true }, + [tegra_clk_vimclk_sync] = { .dt_id = TEGRA114_CLK_VIMCLK_SYNC, .present = true }, + [tegra_clk_audio0] = { .dt_id = TEGRA114_CLK_AUDIO0, .present = true }, + [tegra_clk_audio1] = { .dt_id = TEGRA114_CLK_AUDIO1, .present = true }, + [tegra_clk_audio2] = { .dt_id = TEGRA114_CLK_AUDIO2, .present = true }, + [tegra_clk_audio3] = { .dt_id = TEGRA114_CLK_AUDIO3, .present = true }, + [tegra_clk_audio4] = { .dt_id = TEGRA114_CLK_AUDIO4, .present = true }, + [tegra_clk_spdif] = { .dt_id = TEGRA114_CLK_SPDIF, .present = true }, + [tegra_clk_clk_out_1] = { .dt_id = TEGRA114_CLK_CLK_OUT_1, .present = true }, + [tegra_clk_clk_out_2] = { .dt_id = TEGRA114_CLK_CLK_OUT_2, .present = true }, + [tegra_clk_clk_out_3] = { .dt_id = TEGRA114_CLK_CLK_OUT_3, .present = true }, + [tegra_clk_blink] = { .dt_id = TEGRA114_CLK_BLINK, .present = true }, + [tegra_clk_xusb_host_src] = { .dt_id = TEGRA114_CLK_XUSB_HOST_SRC, .present = true }, + [tegra_clk_xusb_falcon_src] = { .dt_id = TEGRA114_CLK_XUSB_FALCON_SRC, .present = true }, + [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA114_CLK_XUSB_FS_SRC, .present = true }, + [tegra_clk_xusb_ss_src] = { .dt_id = TEGRA114_CLK_XUSB_SS_SRC, .present = true }, + [tegra_clk_xusb_dev_src] = { .dt_id = TEGRA114_CLK_XUSB_DEV_SRC, .present = true }, + [tegra_clk_xusb_dev] = { .dt_id = TEGRA114_CLK_XUSB_DEV, .present = true }, + [tegra_clk_xusb_hs_src] = { .dt_id = TEGRA114_CLK_XUSB_HS_SRC, .present = true }, + [tegra_clk_sclk] = { .dt_id = TEGRA114_CLK_SCLK, .present = true }, + [tegra_clk_hclk] = { .dt_id = TEGRA114_CLK_HCLK, .present = true }, + [tegra_clk_pclk] = { .dt_id = TEGRA114_CLK_PCLK, .present = true }, + [tegra_clk_cclk_g] = { .dt_id = TEGRA114_CLK_CCLK_G, .present = true }, + [tegra_clk_cclk_lp] = { .dt_id = TEGRA114_CLK_CCLK_LP, .present = true }, + [tegra_clk_dfll_ref] = { .dt_id = TEGRA114_CLK_DFLL_REF, .present = true }, + [tegra_clk_dfll_soc] = { .dt_id = TEGRA114_CLK_DFLL_SOC, .present = true }, + [tegra_clk_audio0_mux] = { .dt_id = TEGRA114_CLK_AUDIO0_MUX, .present = true }, + [tegra_clk_audio1_mux] = { .dt_id = TEGRA114_CLK_AUDIO1_MUX, .present = true }, + [tegra_clk_audio2_mux] = { .dt_id = TEGRA114_CLK_AUDIO2_MUX, .present = true }, + [tegra_clk_audio3_mux] = { .dt_id = TEGRA114_CLK_AUDIO3_MUX, .present = true }, + [tegra_clk_audio4_mux] = { .dt_id = TEGRA114_CLK_AUDIO4_MUX, .present = true }, + [tegra_clk_spdif_mux] = { .dt_id = TEGRA114_CLK_SPDIF_MUX, .present = true }, + [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA114_CLK_CLK_OUT_1_MUX, .present = true }, + [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA114_CLK_CLK_OUT_2_MUX, .present = true }, + [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA114_CLK_CLK_OUT_3_MUX, .present = true }, + [tegra_clk_dsia_mux] = { .dt_id = TEGRA114_CLK_DSIA_MUX, .present = true }, + [tegra_clk_dsib_mux] = { .dt_id = TEGRA114_CLK_DSIB_MUX, .present = true }, +}; + static struct tegra_devclk devclks[] __initdata = { { .con_id = "clk_m", .dt_id = TEGRA114_CLK_CLK_M }, { .con_id = "pll_ref", .dt_id = TEGRA114_CLK_PLL_REF }, @@ -1324,20 +1493,6 @@ static void __init tegra114_pll_init(void __iomem *clk_base, CLK_SET_RATE_PARENT, 1, 2); clks[TEGRA114_CLK_PLL_D2_OUT0] = clk; - /* PLLA */ - clk = tegra_clk_register_pll("pll_a", "pll_p_out1", clk_base, pmc, 0, - &pll_a_params, 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); - clks[TEGRA114_CLK_PLL_A_OUT0] = clk; - /* PLLRE */ clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc, 0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq); @@ -1354,10 +1509,6 @@ 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", }; @@ -1370,184 +1521,6 @@ static const char *clk_out3_parents[] = { "clk_m", "clk_m_div2", "clk_m_div4", "extern3", }; -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); - clks[TEGRA114_CLK_SPDIF_IN_SYNC] = clk; - - /* i2s0_sync */ - clk = tegra_clk_register_sync_source("i2s0_sync", 24000000, 24000000); - clks[TEGRA114_CLK_I2S0_SYNC] = clk; - - /* i2s1_sync */ - clk = tegra_clk_register_sync_source("i2s1_sync", 24000000, 24000000); - clks[TEGRA114_CLK_I2S1_SYNC] = clk; - - /* i2s2_sync */ - clk = tegra_clk_register_sync_source("i2s2_sync", 24000000, 24000000); - clks[TEGRA114_CLK_I2S2_SYNC] = clk; - - /* i2s3_sync */ - clk = tegra_clk_register_sync_source("i2s3_sync", 24000000, 24000000); - clks[TEGRA114_CLK_I2S3_SYNC] = clk; - - /* i2s4_sync */ - clk = tegra_clk_register_sync_source("i2s4_sync", 24000000, 24000000); - clks[TEGRA114_CLK_I2S4_SYNC] = clk; - - /* vimclk_sync */ - clk = tegra_clk_register_sync_source("vimclk_sync", 24000000, 24000000); - clks[TEGRA114_CLK_VIMCLK_SYNC] = clk; - - /* audio0 */ - clk = clk_register_mux(NULL, "audio0_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - clks[TEGRA114_CLK_AUDIO0] = clk; - - /* audio1 */ - clk = clk_register_mux(NULL, "audio1_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - clks[TEGRA114_CLK_AUDIO1] = clk; - - /* audio2 */ - clk = clk_register_mux(NULL, "audio2_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - clks[TEGRA114_CLK_AUDIO2] = clk; - - /* audio3 */ - clk = clk_register_mux(NULL, "audio3_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - clks[TEGRA114_CLK_AUDIO3] = clk; - - /* audio4 */ - clk = clk_register_mux(NULL, "audio4_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - clks[TEGRA114_CLK_AUDIO4] = clk; - - /* spdif */ - clk = clk_register_mux(NULL, "spdif_mux", mux_audio_sync_clk, - ARRAY_SIZE(mux_audio_sync_clk), - CLK_SET_RATE_NO_REPARENT, - 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); - 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 = tegra_clk_register_periph_gate("audio0_2x", "audio0_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 113, - periph_clk_enb_refcnt); - 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 = tegra_clk_register_periph_gate("audio1_2x", "audio1_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 114, - periph_clk_enb_refcnt); - 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 = tegra_clk_register_periph_gate("audio2_2x", "audio2_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 115, - periph_clk_enb_refcnt); - 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 = tegra_clk_register_periph_gate("audio3_2x", "audio3_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 116, - periph_clk_enb_refcnt); - 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 = tegra_clk_register_periph_gate("audio4_2x", "audio4_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 117, - periph_clk_enb_refcnt); - 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 = tegra_clk_register_periph_gate("spdif_2x", "spdif_div", - TEGRA_PERIPH_NO_RESET, clk_base, - CLK_SET_RATE_PARENT, 118, - periph_clk_enb_refcnt); - clks[TEGRA114_CLK_SPDIF_2X] = clk; -} - static void __init tegra114_pmc_clk_init(void __iomem *pmc_base) { struct clk *clk; @@ -2194,7 +2167,7 @@ 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, &pll_a_params); 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 50518c0..f87db9d 100644 --- a/drivers/clk/tegra/clk.h +++ b/drivers/clk/tegra/clk.h @@ -593,6 +593,10 @@ 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_register_devclks(struct tegra_devclk *dev_clks, int num); +void tegra_audio_clk_init(void __iomem *clk_base, + void __iomem *pmc_base, struct tegra_clk *tegra_clks, + struct tegra_clk_pll_params *pll_params); + 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 devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
