Searched refs:i2c_clk (Results 1 - 14 of 14) sorted by relevance

/linux-4.1.27/arch/cris/arch-v10/drivers/
H A Di2c.c73 #define i2c_clk(x) \ macro
99 #define i2c_clk(x) \ macro
101 ~IO_MASK(R_PORT_PB_I2C, i2c_clk)) | IO_FIELD(R_PORT_PB_I2C, i2c_clk, (x))); \
134 i2c_clk(I2C_CLOCK_HIGH); i2c_start()
144 i2c_clk(I2C_CLOCK_LOW); i2c_start()
158 i2c_clk(I2C_CLOCK_LOW); i2c_stop()
164 i2c_clk(I2C_CLOCK_HIGH); i2c_stop()
192 i2c_clk(I2C_CLOCK_HIGH); i2c_outbyte()
194 i2c_clk(I2C_CLOCK_LOW); i2c_outbyte()
230 i2c_clk(I2C_CLOCK_HIGH); i2c_inbyte()
232 i2c_clk(I2C_CLOCK_LOW); i2c_inbyte()
247 i2c_clk(I2C_CLOCK_HIGH); i2c_inbyte()
254 i2c_clk(I2C_CLOCK_LOW); i2c_inbyte()
287 i2c_clk(I2C_CLOCK_HIGH); i2c_getack()
292 i2c_clk(1); i2c_getack()
328 i2c_clk(I2C_CLOCK_LOW); i2c_getack()
365 i2c_clk(I2C_CLOCK_HIGH); i2c_sendack()
367 i2c_clk(I2C_CLOCK_LOW); i2c_sendack()
401 i2c_clk(I2C_CLOCK_HIGH); i2c_sendnack()
403 i2c_clk(I2C_CLOCK_LOW); i2c_sendnack()
644 IO_FIELD(R_PORT_PB_I2C, i2c_clk, 1) | i2c_init()
/linux-4.1.27/arch/cris/arch-v32/drivers/
H A Di2c.c73 #define i2c_clk(x) crisv32_io_set(&cris_i2c_clk, x) macro
103 i2c_clk(I2C_CLOCK_HIGH); i2c_start()
113 i2c_clk(I2C_CLOCK_LOW); i2c_start()
127 i2c_clk(I2C_CLOCK_LOW); i2c_stop()
133 i2c_clk(I2C_CLOCK_HIGH); i2c_stop()
161 i2c_clk(I2C_CLOCK_HIGH); i2c_outbyte()
163 i2c_clk(I2C_CLOCK_LOW); i2c_outbyte()
199 i2c_clk(I2C_CLOCK_HIGH); i2c_inbyte()
201 i2c_clk(I2C_CLOCK_LOW); i2c_inbyte()
216 i2c_clk(I2C_CLOCK_HIGH); i2c_inbyte()
223 i2c_clk(I2C_CLOCK_LOW); i2c_inbyte()
256 i2c_clk(I2C_CLOCK_HIGH); i2c_getack()
262 i2c_clk(1); i2c_getack()
302 i2c_clk(I2C_CLOCK_LOW); i2c_getack()
339 i2c_clk(I2C_CLOCK_HIGH); i2c_sendack()
341 i2c_clk(I2C_CLOCK_LOW); i2c_sendack()
375 i2c_clk(I2C_CLOCK_HIGH); i2c_sendnack()
377 i2c_clk(I2C_CLOCK_LOW); i2c_sendnack()
/linux-4.1.27/drivers/mfd/
H A Dintel_quark_i2c_gpio.c55 struct clk *i2c_clk; member in struct:intel_quark_mfd
118 struct clk *i2c_clk; intel_quark_register_i2c_clk() local
128 i2c_clk = clk_register_fixed_rate(&pdev->dev, intel_quark_register_i2c_clk()
133 quark_mfd->i2c_clk = i2c_clk; intel_quark_register_i2c_clk()
135 ret = clk_register_clkdevs(i2c_clk, i2c_clk_lookup, intel_quark_register_i2c_clk()
147 if (!quark_mfd->i2c_clk || !quark_mfd->i2c_clk_lookup) intel_quark_unregister_i2c_clk()
151 clk_unregister(quark_mfd->i2c_clk); intel_quark_unregister_i2c_clk()
/linux-4.1.27/drivers/i2c/busses/
H A Di2c-axxia.c92 * @i2c_clk: clock reference for i2c input clock
103 struct clk *i2c_clk; member in struct:axxia_i2c_dev
133 u32 divisor = clk_get_rate(idev->i2c_clk) / idev->bus_clk_rate; axxia_i2c_init()
134 u32 clk_mhz = clk_get_rate(idev->i2c_clk) / 1000000; axxia_i2c_init()
481 idev->i2c_clk = devm_clk_get(&pdev->dev, "i2c"); axxia_i2c_probe()
482 if (IS_ERR(idev->i2c_clk)) { axxia_i2c_probe()
484 return PTR_ERR(idev->i2c_clk); axxia_i2c_probe()
508 clk_prepare_enable(idev->i2c_clk); axxia_i2c_probe()
533 clk_disable_unprepare(idev->i2c_clk); axxia_i2c_remove()
H A Di2c-jz4780.c264 int i2c_clk = i2c->speed; jz4780_i2c_set_speed() local
270 * 1 JZ4780_I2C cycle equals to cnt_period PCLK(i2c_clk) jz4780_i2c_set_speed()
274 cnt_period = dev_clk_khz / i2c_clk; jz4780_i2c_set_speed()
276 if (i2c_clk <= 100) jz4780_i2c_set_speed()
290 if (i2c_clk <= 100) { jz4780_i2c_set_speed()
319 * 1i2c_clk = 10^6 / dev_clk_khz jz4780_i2c_set_speed()
320 * on FPGA, dev_clk_khz = 12000, so 1i2c_clk = 1000/12 = 83ns jz4780_i2c_set_speed()
321 * on Pisces(1008M), dev_clk_khz=126000, so 1i2c_clk = 1000 / 126 = 8ns jz4780_i2c_set_speed()
323 * The actual hold time is (SDAHD + 1) * (i2c_clk period). jz4780_i2c_set_speed()
328 if (i2c_clk <= 100) { /* standard mode */ jz4780_i2c_set_speed()
H A Di2c-cadence.c134 * @i2c_clk: Maximum I2C clock speed
153 unsigned int i2c_clk; member in struct:cdns_i2c
692 unsigned long fscl = id->i2c_clk; cdns_i2c_setclk()
736 unsigned long fscl = id->i2c_clk; cdns_i2c_clk_notifier_cb()
873 &id->i2c_clk); cdns_i2c_probe()
874 if (ret || (id->i2c_clk > CDNS_I2C_SPEED_MAX)) cdns_i2c_probe()
875 id->i2c_clk = CDNS_I2C_SPEED_DEFAULT; cdns_i2c_probe()
882 dev_err(&pdev->dev, "invalid SCL clock: %u Hz\n", id->i2c_clk); cdns_i2c_probe()
910 id->i2c_clk / 1000, (unsigned long)r_mem->start, id->irq); cdns_i2c_probe()
H A Di2c-nomadik.c354 u32 i2c_clk, div; setup_i2c_controller() local
364 i2c_clk = clk_get_rate(dev->clk); setup_i2c_controller()
378 ns = DIV_ROUND_UP_ULL(1000000000ULL, i2c_clk); setup_i2c_controller()
412 brcr2 = (i2c_clk/(dev->clk_freq * div)) & 0xffff; setup_i2c_controller()
426 brcr2 = i2c_clk/(100000 * 2) & 0xffff; setup_i2c_controller()
/linux-4.1.27/drivers/staging/nvec/
H A Dnvec.c729 clk_prepare_enable(nvec->i2c_clk); tegra_init_i2c_slave()
739 clk_set_rate(nvec->i2c_clk, 8 * 80000); tegra_init_i2c_slave()
755 clk_disable_unprepare(nvec->i2c_clk); nvec_disable_i2c_slave()
791 struct clk *i2c_clk; tegra_nvec_probe() local
827 i2c_clk = devm_clk_get(&pdev->dev, "div-clk"); tegra_nvec_probe()
828 if (IS_ERR(i2c_clk)) { tegra_nvec_probe()
840 nvec->i2c_clk = i2c_clk; tegra_nvec_probe()
H A Dnvec.h113 * @i2c_clk: The clock of the I2C device
143 struct clk *i2c_clk; member in struct:nvec_chip
/linux-4.1.27/arch/arm/mach-davinci/
H A Ddm644x.c196 static struct clk i2c_clk = { variable in typeref:struct:clk
311 CLK("i2c_davinci.1", NULL, &i2c_clk),
H A Ddm646x.c232 static struct clk i2c_clk = { variable in typeref:struct:clk
348 CLK("i2c_davinci.1", NULL, &i2c_clk),
H A Ddm355.c218 static struct clk i2c_clk = { variable in typeref:struct:clk
362 CLK("i2c_davinci.1", NULL, &i2c_clk),
H A Ddm365.c282 static struct clk i2c_clk = { variable in typeref:struct:clk
460 CLK("i2c_davinci.1", NULL, &i2c_clk),
/linux-4.1.27/drivers/clk/spear/
H A Dspear6xx_clock.c304 clk = clk_register_gate(NULL, "i2c_clk", "ahb_clk", 0, PERIP1_CLK_ENB, spear6xx_clk_init()

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