| /kernel/linux/linux-6.6/drivers/net/ethernet/ti/ |
| D | davinci_mdio.c | 1 // SPDX-License-Identifier: GPL-2.0+
28 #include <linux/mdio-bitbang.h>
32 * This timeout definition is a worst-case ultra defensive measure against
99 struct mii_bus *bus; member
103 * if MDIO bus is registered from DT.
110 static void davinci_mdio_init_clk(struct davinci_mdio_data *data) in davinci_mdio_init_clk() argument
114 mdio_in = clk_get_rate(data->clk); in davinci_mdio_init_clk()
115 div = (mdio_in / data->pdata.bus_freq) - 1; in davinci_mdio_init_clk()
119 data->clk_div = div; in davinci_mdio_init_clk()
123 * 32 bits of transferred data in davinci_mdio_init_clk()
[all …]
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| /kernel/linux/linux-5.10/drivers/ssb/ |
| D | sdio.c | 3 * SDIO-Hostbus related functions
9 * Copyright 2007-2008 Michael Buesch <m@bues.ch>
60 #define SBSDIO_FUNC1_SBADDRMID 0x1000b /* SB Address window Mid (b23-b16) */
61 #define SBSDIO_FUNC1_SBADDRHIGH 0x1000c /* SB Address window High (b24-b31) */
71 #define SBSDIO_SB_ACCESS_2_4B_FLAG 0x8000 /* forces 32-bit SB access */
78 * ------- ------- ------------------------------------------
85 * In order to access the contents of a 32-bit Silicon Backplane address
94 * a 32-bit access flag
104 static inline struct device *ssb_sdio_dev(struct ssb_bus *bus) in ssb_sdio_dev() argument
106 return &bus->host_sdio->dev; in ssb_sdio_dev()
[all …]
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| /kernel/linux/linux-6.6/drivers/ssb/ |
| D | sdio.c | 3 * SDIO-Hostbus related functions
9 * Copyright 2007-2008 Michael Buesch <m@bues.ch>
60 #define SBSDIO_FUNC1_SBADDRMID 0x1000b /* SB Address window Mid (b23-b16) */
61 #define SBSDIO_FUNC1_SBADDRHIGH 0x1000c /* SB Address window High (b24-b31) */
71 #define SBSDIO_SB_ACCESS_2_4B_FLAG 0x8000 /* forces 32-bit SB access */
78 * ------- ------- ------------------------------------------
85 * In order to access the contents of a 32-bit Silicon Backplane address
94 * a 32-bit access flag
104 static inline struct device *ssb_sdio_dev(struct ssb_bus *bus) in ssb_sdio_dev() argument
106 return &bus->host_sdio->dev; in ssb_sdio_dev()
[all …]
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| /kernel/linux/linux-5.10/drivers/net/mdio/ |
| D | mdio-hisi-femac.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Hisilicon Fast Ethernet MDIO Bus Driver
28 static int hisi_femac_mdio_wait_ready(struct hisi_femac_mdio_data *data) in hisi_femac_mdio_wait_ready() argument
32 return readl_poll_timeout(data->membase + MDIO_RWCTRL, in hisi_femac_mdio_wait_ready()
36 static int hisi_femac_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in hisi_femac_mdio_read() argument
38 struct hisi_femac_mdio_data *data = bus->priv; in hisi_femac_mdio_read() local
41 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
46 data->membase + MDIO_RWCTRL); in hisi_femac_mdio_read()
48 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
52 return readl(data->membase + MDIO_RO_DATA) & 0xFFFF; in hisi_femac_mdio_read()
[all …]
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| D | mdio-moxart.c | 1 // SPDX-License-Identifier: GPL-2.0
33 static int moxart_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in moxart_mdio_read() argument
35 struct moxart_mdio_data *data = bus->priv; in moxart_mdio_read() local
39 dev_dbg(&bus->dev, "%s\n", __func__); in moxart_mdio_read()
44 writel(ctrl, data->base + REG_PHY_CTRL); in moxart_mdio_read()
47 ctrl = readl(data->base + REG_PHY_CTRL); in moxart_mdio_read()
53 count--; in moxart_mdio_read()
56 dev_dbg(&bus->dev, "%s timed out\n", __func__); in moxart_mdio_read()
58 return -ETIMEDOUT; in moxart_mdio_read()
61 static int moxart_mdio_write(struct mii_bus *bus, int mii_id, in moxart_mdio_write() argument
[all …]
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| D | mdio-sun4i.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright 2012-2013 Stefan Roese <sr@denx.de>
6 * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com>
36 static int sun4i_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in sun4i_mdio_read() argument
38 struct sun4i_mdio_data *data = bus->priv; in sun4i_mdio_read() local
43 writel((mii_id << 8) | regnum, data->membase + EMAC_MAC_MADR_REG); in sun4i_mdio_read()
45 writel(0x1, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
49 while (readl(data->membase + EMAC_MAC_MIND_REG) & 0x1) { in sun4i_mdio_read()
51 return -ETIMEDOUT; in sun4i_mdio_read()
56 writel(0x0, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
[all …]
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| D | mdio-ipq4019.c | 1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
38 static int ipq4019_mdio_wait_busy(struct mii_bus *bus) in ipq4019_mdio_wait_busy() argument
40 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_wait_busy()
43 return readl_poll_timeout(priv->membase + MDIO_CMD_REG, busy, in ipq4019_mdio_wait_busy()
48 static int ipq4019_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in ipq4019_mdio_read() argument
50 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_read()
51 unsigned int data; in ipq4019_mdio_read() local
54 if (ipq4019_mdio_wait_busy(bus)) in ipq4019_mdio_read()
55 return -ETIMEDOUT; in ipq4019_mdio_read()
63 data = readl(priv->membase + MDIO_MODE_REG); in ipq4019_mdio_read()
[all …]
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| /kernel/linux/linux-6.6/drivers/net/mdio/ |
| D | mdio-hisi-femac.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Hisilicon Fast Ethernet MDIO Bus Driver
28 static int hisi_femac_mdio_wait_ready(struct hisi_femac_mdio_data *data) in hisi_femac_mdio_wait_ready() argument
32 return readl_poll_timeout(data->membase + MDIO_RWCTRL, in hisi_femac_mdio_wait_ready()
36 static int hisi_femac_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in hisi_femac_mdio_read() argument
38 struct hisi_femac_mdio_data *data = bus->priv; in hisi_femac_mdio_read() local
41 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
46 data->membase + MDIO_RWCTRL); in hisi_femac_mdio_read()
48 ret = hisi_femac_mdio_wait_ready(data); in hisi_femac_mdio_read()
52 return readl(data->membase + MDIO_RO_DATA) & 0xFFFF; in hisi_femac_mdio_read()
[all …]
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| D | mdio-moxart.c | 1 // SPDX-License-Identifier: GPL-2.0
33 static int moxart_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in moxart_mdio_read() argument
35 struct moxart_mdio_data *data = bus->priv; in moxart_mdio_read() local
39 dev_dbg(&bus->dev, "%s\n", __func__); in moxart_mdio_read()
44 writel(ctrl, data->base + REG_PHY_CTRL); in moxart_mdio_read()
47 ctrl = readl(data->base + REG_PHY_CTRL); in moxart_mdio_read()
53 count--; in moxart_mdio_read()
56 dev_dbg(&bus->dev, "%s timed out\n", __func__); in moxart_mdio_read()
58 return -ETIMEDOUT; in moxart_mdio_read()
61 static int moxart_mdio_write(struct mii_bus *bus, int mii_id, in moxart_mdio_write() argument
[all …]
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| D | mdio-ipq4019.c | 1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
46 static int ipq4019_mdio_wait_busy(struct mii_bus *bus) in ipq4019_mdio_wait_busy() argument
48 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_wait_busy()
51 return readl_poll_timeout(priv->membase + MDIO_CMD_REG, busy, in ipq4019_mdio_wait_busy()
56 static int ipq4019_mdio_read_c45(struct mii_bus *bus, int mii_id, int mmd, in ipq4019_mdio_read_c45() argument
59 struct ipq4019_mdio_data *priv = bus->priv; in ipq4019_mdio_read_c45()
60 unsigned int data; in ipq4019_mdio_read_c45() local
63 if (ipq4019_mdio_wait_busy(bus)) in ipq4019_mdio_read_c45()
64 return -ETIMEDOUT; in ipq4019_mdio_read_c45()
66 data = readl(priv->membase + MDIO_MODE_REG); in ipq4019_mdio_read_c45()
[all …]
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| D | mdio-sun4i.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright 2012-2013 Stefan Roese <sr@denx.de>
6 * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com>
36 static int sun4i_mdio_read(struct mii_bus *bus, int mii_id, int regnum) in sun4i_mdio_read() argument
38 struct sun4i_mdio_data *data = bus->priv; in sun4i_mdio_read() local
43 writel((mii_id << 8) | regnum, data->membase + EMAC_MAC_MADR_REG); in sun4i_mdio_read()
45 writel(0x1, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
49 while (readl(data->membase + EMAC_MAC_MIND_REG) & 0x1) { in sun4i_mdio_read()
51 return -ETIMEDOUT; in sun4i_mdio_read()
56 writel(0x0, data->membase + EMAC_MAC_MCMD_REG); in sun4i_mdio_read()
[all …]
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| /kernel/linux/linux-5.10/drivers/net/ethernet/arc/ |
| D | emac_mdio.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2004-2013 Synopsys, Inc. (www.synopsys.com)
19 * arc_mdio_complete_wait - Waits until MDIO transaction is completed.
20 * @priv: Pointer to ARC EMAC private data structure.
22 * returns: 0 on success, -ETIMEDOUT on a timeout.
42 return -ETIMEDOUT; in arc_mdio_complete_wait()
46 * arc_mdio_read - MDIO interface read function.
47 * @bus: Pointer to MII bus structure.
51 * returns: The register contents on success, -ETIMEDOUT on a timeout.
56 static int arc_mdio_read(struct mii_bus *bus, int phy_addr, int reg_num) in arc_mdio_read() argument
[all …]
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| /kernel/linux/linux-6.6/drivers/net/ethernet/arc/ |
| D | emac_mdio.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2004-2013 Synopsys, Inc. (www.synopsys.com)
19 * arc_mdio_complete_wait - Waits until MDIO transaction is completed.
20 * @priv: Pointer to ARC EMAC private data structure.
22 * returns: 0 on success, -ETIMEDOUT on a timeout.
42 return -ETIMEDOUT; in arc_mdio_complete_wait()
46 * arc_mdio_read - MDIO interface read function.
47 * @bus: Pointer to MII bus structure.
51 * returns: The register contents on success, -ETIMEDOUT on a timeout.
56 static int arc_mdio_read(struct mii_bus *bus, int phy_addr, int reg_num) in arc_mdio_read() argument
[all …]
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| /kernel/linux/linux-6.6/sound/i2c/ |
| D | i2c.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
25 static int snd_i2c_bit_probeaddr(struct snd_i2c_bus *bus,
34 static int snd_i2c_bus_free(struct snd_i2c_bus *bus) in snd_i2c_bus_free() argument
39 if (snd_BUG_ON(!bus)) in snd_i2c_bus_free()
40 return -EINVAL; in snd_i2c_bus_free()
41 while (!list_empty(&bus->devices)) { in snd_i2c_bus_free()
42 device = snd_i2c_device(bus->devices.next); in snd_i2c_bus_free()
45 if (bus->master) in snd_i2c_bus_free()
46 list_del(&bus->buses); in snd_i2c_bus_free()
[all …]
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| /kernel/linux/linux-5.10/sound/i2c/ |
| D | i2c.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
25 static int snd_i2c_bit_probeaddr(struct snd_i2c_bus *bus,
34 static int snd_i2c_bus_free(struct snd_i2c_bus *bus) in snd_i2c_bus_free() argument
39 if (snd_BUG_ON(!bus)) in snd_i2c_bus_free()
40 return -EINVAL; in snd_i2c_bus_free()
41 while (!list_empty(&bus->devices)) { in snd_i2c_bus_free()
42 device = snd_i2c_device(bus->devices.next); in snd_i2c_bus_free()
45 if (bus->master) in snd_i2c_bus_free()
46 list_del(&bus->buses); in snd_i2c_bus_free()
[all …]
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| /kernel/linux/linux-6.6/drivers/i2c/busses/ |
| D | i2c-npcm7xx.c | 1 // SPDX-License-Identifier: GPL-2.0
30 * of the bus.
125 #define NPCM_I2CTXF_CTL 0x12 /* Tx-FIFO Control */
126 #define NPCM_I2CT_OUT 0x14 /* Bus T.O. */
127 #define NPCM_I2CPEC 0x16 /* PEC Data */
128 #define NPCM_I2CTXF_STS 0x1A /* Tx-FIFO Status */
129 #define NPCM_I2CRXF_STS 0x1C /* Rx-FIFO Status */
130 #define NPCM_I2CRXF_CTL 0x1E /* Rx-FIFO Control */
153 #define NPCM_I2CST_BER BIT(5) /* Bus error */
159 #define NPCM_I2CCST_BB BIT(1) /* Bus busy */
[all …]
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| /kernel/linux/linux-5.10/arch/mips/pci/ |
| D | ops-rc32434.c | 19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
34 #include <asm/mach-rc32434/rc32434.h>
35 #include <asm/mach-rc32434/pci.h>
41 #define PCI_CFG_SET(bus, slot, func, off) \ argument
42 (rc32434_pci->pcicfga = (0x80000000 | \
43 ((bus) << 16) | ((slot)<<11) | \
47 struct pci_bus *bus, unsigned int devfn, in config_access() argument
48 unsigned char where, u32 *data) in config_access() argument
54 PCI_CFG_SET(bus->number, slot, func, where); in config_access()
58 rc32434_pci->pcicfgd = *data; in config_access()
[all …]
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| D | ops-bcm63xx.c | 15 #include "pci-bcm63xx.h"
18 * swizzle 32bits data to return only the needed part
20 static int postprocess_read(u32 data, int where, unsigned int size) in postprocess_read() argument
27 ret = (data >> ((where & 3) << 3)) & 0xff; in postprocess_read()
30 ret = (data >> ((where & 3) << 3)) & 0xffff; in postprocess_read()
33 ret = data; in postprocess_read()
90 /* type 0 cycle for local bus, type 1 cycle for anything else */ in bcm63xx_setup_cfg_access()
92 /* FIXME: how to specify bus ??? */ in bcm63xx_setup_cfg_access()
104 u32 data; in bcm63xx_do_cfg_read() local
106 /* two phase cycle, first we write address, then read data at in bcm63xx_do_cfg_read()
[all …]
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| /kernel/linux/linux-6.6/arch/mips/pci/ |
| D | ops-rc32434.c | 19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
34 #include <asm/mach-rc32434/rc32434.h>
35 #include <asm/mach-rc32434/pci.h>
41 #define PCI_CFG_SET(bus, slot, func, off) \ argument
42 (rc32434_pci->pcicfga = (0x80000000 | \
43 ((bus) << 16) | ((slot)<<11) | \
47 struct pci_bus *bus, unsigned int devfn, in config_access() argument
48 unsigned char where, u32 *data) in config_access() argument
54 PCI_CFG_SET(bus->number, slot, func, where); in config_access()
58 rc32434_pci->pcicfgd = *data; in config_access()
[all …]
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| D | ops-bcm63xx.c | 15 #include "pci-bcm63xx.h"
18 * swizzle 32bits data to return only the needed part
20 static int postprocess_read(u32 data, int where, unsigned int size) in postprocess_read() argument
27 ret = (data >> ((where & 3) << 3)) & 0xff; in postprocess_read()
30 ret = (data >> ((where & 3) << 3)) & 0xffff; in postprocess_read()
33 ret = data; in postprocess_read()
90 /* type 0 cycle for local bus, type 1 cycle for anything else */ in bcm63xx_setup_cfg_access()
92 /* FIXME: how to specify bus ??? */ in bcm63xx_setup_cfg_access()
104 u32 data; in bcm63xx_do_cfg_read() local
106 /* two phase cycle, first we write address, then read data at in bcm63xx_do_cfg_read()
[all …]
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| /kernel/linux/linux-5.10/drivers/net/ethernet/ti/ |
| D | davinci_mdio.c | 1 // SPDX-License-Identifier: GPL-2.0+
31 * This timeout definition is a worst-case ultra defensive measure against
85 struct mii_bus *bus; member
89 * if MDIO bus is registered from DT.
95 static void davinci_mdio_init_clk(struct davinci_mdio_data *data) in davinci_mdio_init_clk() argument
99 mdio_in = clk_get_rate(data->clk); in davinci_mdio_init_clk()
100 div = (mdio_in / data->pdata.bus_freq) - 1; in davinci_mdio_init_clk()
104 data->clk_div = div; in davinci_mdio_init_clk()
108 * 32 bits of transferred data in davinci_mdio_init_clk()
109 * 24 bits of bus yield (not needed unless shared?) in davinci_mdio_init_clk()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/ |
| D | busnv50.c | 25 #include "bus.h"
32 u32 data; member
38 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_scl() local
39 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_scl()
40 if (state) bus->data |= 0x01; in nv50_i2c_bus_drive_scl()
41 else bus->data &= 0xfe; in nv50_i2c_bus_drive_scl()
42 nvkm_wr32(device, bus->addr, bus->data); in nv50_i2c_bus_drive_scl()
48 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_sda() local
49 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_sda()
50 if (state) bus->data |= 0x02; in nv50_i2c_bus_drive_sda()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/ |
| D | busnv50.c | 25 #include "bus.h"
32 u32 data; member
38 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_scl() local
39 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_scl()
40 if (state) bus->data |= 0x01; in nv50_i2c_bus_drive_scl()
41 else bus->data &= 0xfe; in nv50_i2c_bus_drive_scl()
42 nvkm_wr32(device, bus->addr, bus->data); in nv50_i2c_bus_drive_scl()
48 struct nv50_i2c_bus *bus = nv50_i2c_bus(base); in nv50_i2c_bus_drive_sda() local
49 struct nvkm_device *device = bus->base.pad->i2c->subdev.device; in nv50_i2c_bus_drive_sda()
50 if (state) bus->data |= 0x02; in nv50_i2c_bus_drive_sda()
[all …]
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| /kernel/linux/linux-6.6/Documentation/ABI/obsolete/ |
| D | sysfs-driver-hid-roccat-ryos | 1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
4 Description: When written, this file lets one select which data from which
5 profile will be read next. The data has to be 3 bytes long.
9 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
17 The data has to be 3 bytes long.
18 The device will reject invalid data.
21 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
25 a specific profile. Profile index is included in written data.
26 The data has to be 125 bytes long.
31 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
[all …]
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| /kernel/linux/linux-5.10/Documentation/ABI/obsolete/ |
| D | sysfs-driver-hid-roccat-ryos | 1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
4 Description: When written, this file lets one select which data from which
5 profile will be read next. The data has to be 3 bytes long.
9 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
17 The data has to be 3 bytes long.
18 The device will reject invalid data.
21 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
25 a specific profile. Profile index is included in written data.
26 The data has to be 125 bytes long.
31 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
[all …]
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