Searched +full:xtal +full:- +full:load +full:- +full:femtofarads (Results 1 – 4 of 4) sorted by relevance
| /Linux-v6.1/Documentation/devicetree/bindings/clock/ |
| D | idt,versaclock5.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
16 - 5P49V5923:
17 0 -- OUT0_SEL_I2CB
18 1 -- OUT1
19 2 -- OUT2
21 - 5P49V5933:
22 0 -- OUT0_SEL_I2CB
23 1 -- OUT1
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| /Linux-v6.1/drivers/rtc/ |
| D | rtc-pcf8523.c | 1 // SPDX-License-Identifier: GPL-2.0-only
26 #define PCF8523_CONTROL3_BLF BIT(2) /* battery low bit, read-only */
57 u32 load, value = 0; in pcf8523_load_capacitance() local
59 load = 12500; in pcf8523_load_capacitance()
60 of_property_read_u32(node, "quartz-load-femtofarads", &load); in pcf8523_load_capacitance()
62 switch (load) { in pcf8523_load_capacitance()
64 dev_warn(&pcf8523->rtc->dev, "Unknown quartz-load-femtofarads value: %d. Assuming 12500", in pcf8523_load_capacitance()
65 load); in pcf8523_load_capacitance()
74 return regmap_update_bits(pcf8523->regmap, PCF8523_REG_CONTROL1, in pcf8523_load_capacitance()
84 err = regmap_read(pcf8523->regmap, PCF8523_REG_CONTROL2, &value); in pcf8523_irq()
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| D | rtc-pcf85063.c | 1 // SPDX-License-Identifier: GPL-2.0
7 * Maintainers: http://www.nslu2-linux.org/
12 #include <linux/clk-provider.h>
24 * https://www.nxp.com/docs/en/data-sheet/PCF85063A.pdf
25 * https://www.nxp.com/docs/en/data-sheet/PCF85063TP.pdf
27 * PCF85063A -- Rev. 7 — 30 March 2018
28 * PCF85063TP -- Rev. 4 — 6 May 2015
30 * https://www.microcrystal.com/fileadmin/Media/Products/RTC/App.Manual/RV-8263-C7_App-Manual.pdf
31 * RV8263 -- Rev. 1.0 — January 2019
87 rc = regmap_bulk_read(pcf85063->regmap, PCF85063_REG_SC, regs, in pcf85063_rtc_read_time()
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| /Linux-v6.1/drivers/clk/ |
| D | clk-versaclock5.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
10 * - Use spread spectrum
11 * - Use integer divider in FOD if applicable
15 #include <linux/clk-provider.h>
27 #include <dt-bindings/clock/versaclock.h>
32 /* Factory-reserved register block */
141 /* chip has built-in oscilator */
206 /* Factory reserved regs, make them read-only */ in vc5_regmap_is_writeable()
210 /* Factory reserved regs, make them read-only */ in vc5_regmap_is_writeable()
226 * VersaClock5 input multiplexer between XTAL and CLKIN divider
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