Home
last modified time | relevance | path

Searched +full:sc9860 +full:- +full:spi (Results 1 – 4 of 4) sorted by relevance

/linux/Documentation/devicetree/bindings/spi/
H A Dsprd,spi-adi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/sprd,spi-adi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Orson Zhai <orsonzhai@gmail.com>
11 - Baolin Wang <baolin.wang7@gmail.com>
12 - Chunyan Zhang <zhang.lyra@gmail.com>
15 ADI is the abbreviation of Anolog-Digital interface, which is used to access
16 analog chip (such as PMIC) from digital chip. ADI controller follows the SPI
17 framework for its hardware implementation is alike to SPI bus and its timing
[all …]
/linux/arch/arm64/boot/dts/sprd/
H A Dwhale2.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/clock/sprd,sc9860-clk.h>
11 interrupt-parent = <&gic>;
12 #address-cells = <2>;
13 #size-cells = <2>;
16 compatible = "simple-bus";
17 #address-cells = <2>;
18 #size-cells = <2>;
66 ap-apb@70000000 {
67 compatible = "simple-bus";
[all …]
/linux/drivers/clk/sprd/
H A Dsc9860-clk.c1 // SPDX-License-Identifier: GPL-2.0
3 // Spreatrum SC9860 clock driver
8 #include <linux/clk-provider.h>
16 #include <dt-bindings/clock/sprd,sc9860-clk.h>
25 static CLK_FIXED_FACTOR(fac_4m, "fac-4m", "ext-26m",
27 static CLK_FIXED_FACTOR(fac_2m, "fac-2m", "ext-26m",
29 static CLK_FIXED_FACTOR(fac_1m, "fac-1m", "ext-26m",
31 static CLK_FIXED_FACTOR(fac_250k, "fac-250k", "ext-26m",
33 static CLK_FIXED_FACTOR(fac_rpll0_26m, "rpll0-26m", "ext-26m",
35 static CLK_FIXED_FACTOR(fac_rpll1_26m, "rpll1-26m", "ext-26m",
[all …]
/linux/drivers/spi/
H A Dspi-sprd-adi.c4 * SPDX-License-Identifier: GPL-2.0
16 #include <linux/spi/spi.h>
36 #define REG_ADI_CHN_ADDR(id) (0x44 + (id - 2) * 4)
157 if (reg >= sadi->data->slave_addr_size) { in sprd_adi_check_addr()
158 dev_err(sadi->dev, in sprd_adi_check_addr()
161 return -EINVAL; in sprd_adi_check_addr()
173 sts = readl_relaxed(sadi->base + REG_ADI_ARM_FIFO_STS); in sprd_adi_drain_fifo()
178 } while (--timeout); in sprd_adi_drain_fifo()
181 dev_err(sadi->dev, "drain write fifo timeout\n"); in sprd_adi_drain_fifo()
182 return -EBUSY; in sprd_adi_drain_fifo()
[all …]