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/OK3568_Linux_fs/kernel/drivers/clk/qcom/
H A Dclk-spmi-pmic-div.c1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <linux/clk-provider.h>
24 struct clkdiv { struct
33 static inline struct clkdiv *to_clkdiv(struct clk_hw *hw) in to_clkdiv() argument
35 return container_of(hw, struct clkdiv, hw); in to_clkdiv()
43 return 1 << (div_factor - 1); in div_factor_to_div()
51 static bool is_spmi_pmic_clkdiv_enabled(struct clkdiv *clkdiv) in is_spmi_pmic_clkdiv_enabled() argument
55 regmap_read(clkdiv->regmap, clkdiv->base + REG_EN_CTL, &val); in is_spmi_pmic_clkdiv_enabled()
61 __spmi_pmic_clkdiv_set_enable_state(struct clkdiv *clkdiv, bool enable, in __spmi_pmic_clkdiv_set_enable_state() argument
65 unsigned int ns = clkdiv->cxo_period_ns; in __spmi_pmic_clkdiv_set_enable_state()
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/OK3568_Linux_fs/kernel/drivers/media/rc/
H A Dtango-ir.c1 // SPDX-License-Identifier: GPL-2.0-or-later
13 #include <media/rc-core.h>
15 #define DRIVER_NAME "tango-ir"
60 v = readl_relaxed(ir->rc5_base + IR_NEC_DATA); in tango_ir_handle_nec()
62 rc_repeat(ir->rc); in tango_ir_handle_nec()
67 rc_keydown(ir->rc, proto, code, 0); in tango_ir_handle_nec()
74 data = readl_relaxed(ir->rc5_base + IR_RC5_DATA); in tango_ir_handle_rc5()
84 rc_keydown(ir->rc, RC_PROTO_RC5, code, toggle); in tango_ir_handle_rc5()
91 data0 = readl_relaxed(ir->rc6_base + RC6_DATA0); in tango_ir_handle_rc6()
92 data1 = readl_relaxed(ir->rc6_base + RC6_DATA1); in tango_ir_handle_rc6()
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/OK3568_Linux_fs/kernel/drivers/cpufreq/
H A Ds3c2412-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
22 #include <linux/soc/samsung/s3c-cpufreq-core.h>
23 #include <linux/soc/samsung/s3c-pm.h>
55 fclk = cfg->freq.fclk; in s3c2412_cpufreq_calcdivs()
56 armclk = cfg->freq.armclk; in s3c2412_cpufreq_calcdivs()
57 hclk_max = cfg->max.hclk; in s3c2412_cpufreq_calcdivs()
68 __func__, cfg->freq.fclk, cfg->freq.armclk, in s3c2412_cpufreq_calcdivs()
69 cfg->freq.hclk, cfg->freq.pclk); in s3c2412_cpufreq_calcdivs()
78 cfg->divs.arm_divisor = armdiv; in s3c2412_cpufreq_calcdivs()
85 cfg->freq.hclk = hclk = armdiv_clk / hdiv; in s3c2412_cpufreq_calcdivs()
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H A Ds3c2440-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2006-2009 Simtec Electronics
23 #include <linux/soc/samsung/s3c-cpufreq-core.h>
24 #include <linux/soc/samsung/s3c-pm.h>
54 long diff = a - b; in within_khz()
56 return (diff >= -1000 && diff <= 1000); in within_khz()
60 * s3c2440_cpufreq_calcdivs - calculate divider settings
73 fclk = cfg->freq.fclk; in s3c2440_cpufreq_calcdivs()
74 armclk = cfg->freq.armclk; in s3c2440_cpufreq_calcdivs()
75 hclk_max = cfg->max.hclk; in s3c2440_cpufreq_calcdivs()
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H A Ds3c2410-cpufreq.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2006-2008 Simtec Electronics
19 #include <linux/soc/samsung/s3c-cpufreq-core.h>
20 #include <linux/soc/samsung/s3c-pm.h>
28 /* Note, 2410A has an extra mode for 1:4:4 ratio, bit 2 of CLKDIV */
32 u32 clkdiv = 0; in s3c2410_cpufreq_setdivs() local
34 if (cfg->divs.h_divisor == 2) in s3c2410_cpufreq_setdivs()
35 clkdiv |= S3C2410_CLKDIVN_HDIVN; in s3c2410_cpufreq_setdivs()
37 if (cfg->divs.p_divisor != cfg->divs.h_divisor) in s3c2410_cpufreq_setdivs()
38 clkdiv |= S3C2410_CLKDIVN_PDIVN; in s3c2410_cpufreq_setdivs()
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/clock/
H A Dqcom,spmi-clkdiv.txt1 Qualcomm Technologies, Inc. SPMI PMIC clock divider (clkdiv)
3 clkdiv configures the clock frequency of a set of outputs on the PMIC.
11 - compatible
14 Definition: must be "qcom,spmi-clkdiv".
16 - reg
18 Value type: <prop-encoded-array>
19 Definition: base address of CLKDIV peripherals.
21 - qcom,num-clkdivs
24 Definition: number of CLKDIV peripherals.
26 - clocks:
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H A Drenesas,emev2-smu.txt10 - compatible: Should be "renesas,emev2-smu"
11 - reg: Address and Size of SMU registers
21 - compatible: Should be "renesas,emev2-smu-clkdiv"
22 - reg: Byte offset from SMU base and Bit position in the register
23 - clocks: Parent clocks. Input clocks as described in clock-bindings.txt
24 - #clock-cells: Should be <0>
32 - compatible: Should be "renesas,emev2-smu-gclk"
33 - reg: Byte offset from SMU base and Bit position in the register
34 - clocks: Input clock as described in clock-bindings.txt
35 - #clock-cells: Should be <0>
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/OK3568_Linux_fs/kernel/drivers/spi/
H A Dspi-cavium.h1 /* SPDX-License-Identifier: GPL-2.0 */
26 #define OCTEON_SPI_CFG(x) (x->regs.config)
27 #define OCTEON_SPI_STS(x) (x->regs.status)
28 #define OCTEON_SPI_TX(x) (x->regs.tx)
29 #define OCTEON_SPI_DAT0(x) (x->regs.data)
46 uint64_t clkdiv:13; member
78 uint64_t clkdiv:13;
85 uint64_t clkdiv:13; member
111 uint64_t clkdiv:13;
118 uint64_t clkdiv:13; member
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H A Dspi-cavium.c14 #include "spi-cavium.h"
24 mpi_sts.u64 = readq(p->register_base + OCTEON_SPI_STS(p)); in octeon_spi_wait_ready()
33 struct spi_device *spi = msg->spi; in octeon_spi_do_transfer()
36 unsigned int clkdiv; in octeon_spi_do_transfer() local
44 mode = spi->mode; in octeon_spi_do_transfer()
48 clkdiv = p->sys_freq / (2 * xfer->speed_hz); in octeon_spi_do_transfer()
52 mpi_cfg.s.clkdiv = clkdiv; in octeon_spi_do_transfer()
60 if (spi->chip_select < 4) in octeon_spi_do_transfer()
61 p->cs_enax |= 1ull << (12 + spi->chip_select); in octeon_spi_do_transfer()
62 mpi_cfg.u64 |= p->cs_enax; in octeon_spi_do_transfer()
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H A Dspi-efm32.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2012-2013 Uwe Kleine-Koenig for Pengutronix
14 #include <linux/platform_data/efm32-spi.h>
17 #define DRIVER_NAME "efm32-spi"
30 #define REG_FRAME_DATABITS(n) ((n) - 3)
86 #define ddata_to_dev(ddata) (&(ddata->bitbang.master->dev))
93 writel_relaxed(value, ddata->base + offset); in efm32_spi_write32()
98 return readl_relaxed(ddata->base + offset); in efm32_spi_read32()
104 struct efm32_spi_ddata *ddata = spi_master_get_devdata(spi->master); in efm32_spi_setup_transfer()
106 unsigned bpw = t->bits_per_word ?: spi->bits_per_word; in efm32_spi_setup_transfer()
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/OK3568_Linux_fs/u-boot/drivers/mmc/
H A Dgen_atmel_mci.c4 * Reinhard Meyer, EMK Elektronik <reinhard.meyer@emk-elektronik.de>
7 * Copyright (C) 2004-2006 Atmel Corporation
9 * SPDX-License-Identifier: GPL-2.0+
62 return readl(&mci->version) & 0x00000fff; in atmel_mci_get_version()
68 * - always when DEBUG is defined
69 * - on command errors
83 struct mmc *mmc = &plat->mmc;
84 u32 bus_hz = priv->bus_clk_rate;
85 atmel_mci_t *mci = plat->mci;
89 struct atmel_mci_priv *priv = mmc->priv;
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H A Darm_pl180_mmci.c2 * ARM PrimeCell MultiMedia Card Interface - PL180
4 * Copyright (C) ST-Ericsson SA 2010
10 * SPDX-License-Identifier: GPL-2.0+
25 struct pl180_mmc_host *host = dev->priv; in wait_for_command_end()
28 if ((cmd->resp_type & MMC_RSP_PRESENT)) in wait_for_command_end()
34 hoststatus = readl(&host->base->status) & statusmask; in wait_for_command_end()
37 writel(statusmask, &host->base->status_clear); in wait_for_command_end()
39 debug("CMD%d time out\n", cmd->cmdidx); in wait_for_command_end()
40 return -ETIMEDOUT; in wait_for_command_end()
42 (cmd->resp_type & MMC_RSP_CRC)) { in wait_for_command_end()
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/OK3568_Linux_fs/u-boot/drivers/i2c/
H A Dadi_i2c.c2 * i2c.c - driver for ADI TWI/I2C
4 * Copyright (c) 2006-2014 Analog Devices Inc.
6 * Licensed under the GPL-2 or later.
9 * Please see doc/driver-model/i2c-howto.txt for instructions.
25 ureg(clkdiv);
66 # error "The I2C hardware can only operate 20KHz - 400KHz"
85 * wait_for_completion - manage the actual i2c transfer
94 int_stat = readw(&twi->int_stat); in wait_for_completion()
97 writew(XMTSERV, &twi->int_stat); in wait_for_completion()
98 if (msg->alen) { in wait_for_completion()
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/OK3568_Linux_fs/kernel/drivers/hwtracing/intel_th/
H A Dpti.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2014-2016 Intel Corporation.
27 unsigned int clkdiv; member
46 return -EINVAL; in pti_width_mode()
54 return scnprintf(buf, PAGE_SIZE, "%d\n", pti_mode[pti->mode]); in mode_show()
72 pti->mode = ret; in mode_store()
85 return scnprintf(buf, PAGE_SIZE, "%d\n", pti->freeclk); in freerunning_clock_show()
100 pti->freeclk = !!val; in freerunning_clock_store()
113 return scnprintf(buf, PAGE_SIZE, "%d\n", 1u << pti->clkdiv); in clock_divider_show()
129 return -EINVAL; in clock_divider_store()
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/OK3568_Linux_fs/u-boot/board/sbc8548/
H A Dsbc8548.c10 * SPDX-License-Identifier: GPL-2.0+
49 out_be32(&ecm->eedr, 0xffffffff); /* clear ecm errors */ in checkboard()
50 out_be32(&ecm->eeer, 0xffffffff); /* enable ecm errors */ in checkboard()
63 uint clkdiv, lbc_mhz, lcrr = CONFIG_SYS_LBC_LCRR; in local_bus_init() local
69 clkdiv = sysinfo.freq_systembus / sysinfo.freq_localbus; in local_bus_init()
71 debug("LCRR=0x%x, CD=%d, MHz=%d\n", lcrr, clkdiv, lbc_mhz); in local_bus_init()
73 out_be32(&gur->lbiuiplldcr1, 0x00078080); in local_bus_init()
74 if (clkdiv == 16) { in local_bus_init()
75 out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0); in local_bus_init()
76 } else if (clkdiv == 8) { in local_bus_init()
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/OK3568_Linux_fs/kernel/arch/arm/boot/dts/
H A Demev2.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
13 interrupt-parent = <&gic>;
14 #address-cells = <1>;
15 #size-cells = <1>;
28 #address-cells = <1>;
29 #size-cells = <0>;
33 compatible = "arm,cortex-a9";
35 clock-frequency = <533000000>;
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/OK3568_Linux_fs/kernel/drivers/pwm/
H A Dpwm-tiehrpwm.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2012 Texas Instruments, Inc. - https://www.ti.com/
145 * set_prescale_div - Set up the prescaler divider function
153 unsigned int clkdiv, hspclkdiv; in set_prescale_div() local
155 for (clkdiv = 0; clkdiv <= CLKDIV_MAX; clkdiv++) { in set_prescale_div()
161 * CLKDIVIDER = (1), if clkdiv == 0 *OR* in set_prescale_div()
162 * (2 * clkdiv), if clkdiv != 0 in set_prescale_div()
168 *prescale_div = (1 << clkdiv) * in set_prescale_div()
171 *tb_clk_div = (clkdiv << TBCTL_CLKDIV_SHIFT) | in set_prescale_div()
196 if (pc->polarity[chan] == PWM_POLARITY_INVERSED) in configure_polarity()
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/OK3568_Linux_fs/kernel/drivers/w1/masters/
H A Dmxc_w1.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2005-2008 Freescale Semiconductor, Inc. All Rights Reserved.
22 # define MXC_W1_CONTROL_WR(x) BIT(5 - (x))
45 writeb(MXC_W1_CONTROL_RPP, dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_reset_bus()
53 u8 ctrl = readb(dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_reset_bus()
55 /* PST bit is valid after the RPP bit is self-cleared */ in mxc_w1_ds2_reset_bus()
73 writeb(MXC_W1_CONTROL_WR(bit), dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_touch_bit()
81 u8 ctrl = readb(dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_touch_bit()
83 /* RDST bit is valid after the WR1/RD bit is self-cleared */ in mxc_w1_ds2_touch_bit()
95 unsigned int clkdiv; in mxc_w1_probe() local
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/OK3568_Linux_fs/kernel/sound/soc/adi/
H A Daxi-spdif.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2012-2013, Analog Devices Inc.
4 * Author: Lars-Peter Clausen <lars@metafoo.de>
66 return -EINVAL; in axi_spdif_trigger()
69 regmap_update_bits(spdif->regmap, AXI_SPDIF_REG_CTRL, in axi_spdif_trigger()
80 unsigned int clkdiv, stat; in axi_spdif_hw_params() local
97 clkdiv = DIV_ROUND_CLOSEST(clk_get_rate(spdif->clk_ref), in axi_spdif_hw_params()
98 rate * 64 * 2) - 1; in axi_spdif_hw_params()
99 clkdiv <<= AXI_SPDIF_CTRL_CLKDIV_OFFSET; in axi_spdif_hw_params()
101 regmap_write(spdif->regmap, AXI_SPDIF_REG_STAT, stat); in axi_spdif_hw_params()
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/OK3568_Linux_fs/kernel/drivers/i2c/busses/
H A Di2c-efm32.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2014 Uwe Kleine-Koenig for Pengutronix
13 #define DRIVER_NAME "efm32-i2c"
130 return readl(ddata->base + offset); in efm32_i2c_read32()
136 writel(value, ddata->base + offset); in efm32_i2c_write32()
141 struct i2c_msg *cur_msg = &ddata->msgs[ddata->current_msg]; in efm32_i2c_send_next_msg()
149 struct i2c_msg *cur_msg = &ddata->msgs[ddata->current_msg]; in efm32_i2c_send_next_byte()
151 if (ddata->current_word >= cur_msg->len) { in efm32_i2c_send_next_byte()
153 ddata->current_word = 0; in efm32_i2c_send_next_byte()
154 ddata->current_msg += 1; in efm32_i2c_send_next_byte()
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/OK3568_Linux_fs/kernel/sound/soc/intel/skylake/
H A Dskl-nhlt.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * skl-nhlt.c - Intel SKL Platform NHLT parsing
12 #include <sound/intel-nhlt.h>
14 #include "skl-i2s.h"
22 struct nhlt_fmt_cfg *fmt_config = fmt->fmt_config; in skl_get_specific_cfg()
25 dev_dbg(dev, "Format count =%d\n", fmt->fmt_count); in skl_get_specific_cfg()
27 for (i = 0; i < fmt->fmt_count; i++) { in skl_get_specific_cfg()
28 wfmt = &fmt_config->fmt_ext.fmt; in skl_get_specific_cfg()
29 dev_dbg(dev, "ch=%d fmt=%d s_rate=%d\n", wfmt->channels, in skl_get_specific_cfg()
30 wfmt->bits_per_sample, wfmt->samples_per_sec); in skl_get_specific_cfg()
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/OK3568_Linux_fs/kernel/sound/soc/codecs/
H A Dadau1701.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Author: Lars-Peter Clausen <lars@metafoo.de>
100 #define ADAU1707_CLKDIV_UNSET (-1U)
192 size = adau1701_register_size(&client->dev, reg); in adau1701_reg_write()
194 return -EINVAL; in adau1701_reg_write()
199 for (i = size + 1; i >= 2; --i) { in adau1701_reg_write()
210 return -EIO; in adau1701_reg_write()
223 size = adau1701_register_size(&client->dev, reg); in adau1701_reg_read()
225 return -EINVAL; in adau1701_reg_read()
230 msgs[0].addr = client->addr; in adau1701_reg_read()
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/OK3568_Linux_fs/u-boot/board/freescale/mpc8548cds/
H A Dmpc8548cds.c2 * Copyright 2004, 2007, 2009-2011 Freescale Semiconductor, Inc.
6 * SPDX-License-Identifier: GPL-2.0+
54 gur->tsec34ioovcr = 0xe7e0; /* 1110 0111 1110 0xxx */ in checkboard()
56 ecm->eedr = 0xffffffff; /* clear ecm errors */ in checkboard()
57 ecm->eeer = 0xffffffff; /* enable ecm errors */ in checkboard()
70 uint clkdiv; in local_bus_init() local
74 clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2; in local_bus_init()
76 gur->lbiuiplldcr1 = 0x00078080; in local_bus_init()
77 if (clkdiv == 16) { in local_bus_init()
78 gur->lbiuiplldcr0 = 0x7c0f1bf0; in local_bus_init()
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/OK3568_Linux_fs/u-boot/board/freescale/mpc8568mds/
H A Dmpc8568mds.c2 * Copyright 2007,2009-2011 Freescale Semiconductor, Inc.
6 * SPDX-License-Identifier: GPL-2.0+
109 port_c->cpdir2 |= 0x0f000000; in board_early_init_f()
110 port_c->cppar2 &= ~0x0f000000; in board_early_init_f()
111 port_c->cppar2 |= 0x0a000000; in board_early_init_f()
133 uint clkdiv; in local_bus_init() local
137 clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2; in local_bus_init()
139 gur->lbiuiplldcr1 = 0x00078080; in local_bus_init()
140 if (clkdiv == 16) { in local_bus_init()
141 gur->lbiuiplldcr0 = 0x7c0f1bf0; in local_bus_init()
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/OK3568_Linux_fs/kernel/drivers/gpu/drm/exynos/
H A Dexynos7_drm_decon.c1 // SPDX-License-Identifier: GPL-2.0-or-later
30 #include "regs-decon7.h"
62 {.compatible = "samsung,exynos7-decon"},
86 struct decon_context *ctx = crtc->ctx; in decon_wait_for_vblank()
88 if (ctx->suspended) in decon_wait_for_vblank()
91 atomic_set(&ctx->wait_vsync_event, 1); in decon_wait_for_vblank()
97 if (!wait_event_timeout(ctx->wait_vsync_queue, in decon_wait_for_vblank()
98 !atomic_read(&ctx->wait_vsync_event), in decon_wait_for_vblank()
100 DRM_DEV_DEBUG_KMS(ctx->dev, "vblank wait timed out.\n"); in decon_wait_for_vblank()
105 struct decon_context *ctx = crtc->ctx; in decon_clear_channels()
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