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/kernel/linux/linux-6.6/drivers/fsi/
Dfsi-master-i2cr.c11 #include "fsi-master-i2cr.h"
137 int fsi_master_i2cr_read(struct fsi_master_i2cr *i2cr, u32 addr, u64 *data) in fsi_master_i2cr_read() argument
142 mutex_lock(&i2cr->lock); in fsi_master_i2cr_read()
144 ret = i2cr_transfer(i2cr->client, command, data); in fsi_master_i2cr_read()
148 ret = i2cr_check_status(i2cr->client); in fsi_master_i2cr_read()
152 trace_i2cr_read(i2cr->client, command, data); in fsi_master_i2cr_read()
155 mutex_unlock(&i2cr->lock); in fsi_master_i2cr_read()
160 int fsi_master_i2cr_write(struct fsi_master_i2cr *i2cr, u32 addr, u64 data) in fsi_master_i2cr_write() argument
168 mutex_lock(&i2cr->lock); in fsi_master_i2cr_write()
170 ret = i2c_master_send(i2cr->client, (const char *)buf, sizeof(buf)); in fsi_master_i2cr_write()
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Di2cr-scom.c11 #include "fsi-master-i2cr.h"
17 struct fsi_master_i2cr *i2cr; member
44 ret = fsi_master_i2cr_read(scom->i2cr, (u32)*offset, &data); in i2cr_scom_read()
69 ret = fsi_master_i2cr_write(scom->i2cr, (u32)*offset, data); in i2cr_scom_write()
98 scom->i2cr = to_fsi_master_i2cr(fsi_dev->slave->master); in i2cr_scom_probe()
129 { .compatible = "ibm,i2cr-scom" },
DKconfig70 behind an IBM I2C Responder (I2CR) chip. The I2CR is an I2C device
102 I2CR has the capability to directly perform SCOM operations instead
DMakefile7 obj-$(CONFIG_FSI_MASTER_I2CR) += fsi-master-i2cr.o
12 obj-$(CONFIG_I2CR_SCOM) += i2cr-scom.o
Dfsi-master-i2cr.h22 int fsi_master_i2cr_read(struct fsi_master_i2cr *i2cr, u32 addr, u64 *data);
23 int fsi_master_i2cr_write(struct fsi_master_i2cr *i2cr, u32 addr, u64 data);
/kernel/linux/linux-6.6/arch/arm/boot/dts/aspeed/
Dibm-power10-quad.dtsi7 i2cr@20 {
8 compatible = "ibm,i2cr-fsi-master";
20 compatible = "ibm,i2cr-scom";
35 i2cr@20 {
36 compatible = "ibm,i2cr-fsi-master";
48 compatible = "ibm,i2cr-scom";
63 i2cr@20 {
64 compatible = "ibm,i2cr-fsi-master";
76 compatible = "ibm,i2cr-scom";
91 i2cr@20 {
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Daspeed-bmc-ibm-everest.dts2530 i2cr@20 {
2531 compatible = "ibm,i2cr-fsi-master";
2543 compatible = "ibm,i2cr-scom";
2562 i2cr@20 {
2563 compatible = "ibm,i2cr-fsi-master";
2575 compatible = "ibm,i2cr-scom";
2594 i2cr@20 {
2595 compatible = "ibm,i2cr-fsi-master";
2607 compatible = "ibm,i2cr-scom";
2626 i2cr@20 {
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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/fsi/
Dibm,i2cr-fsi-master.yaml4 $id: http://devicetree.org/schemas/fsi/ibm,i2cr-fsi-master.yaml#
13 The I2C Responder (I2CR) is a an I2C device that's connected to an FSI CFAM
14 (see fsi.txt). The I2CR translates I2C bus operations to FSI CFAM reads and
20 - ibm,i2cr-fsi-master
37 i2cr@20 {
38 compatible = "ibm,i2cr-fsi-master";
/kernel/linux/linux-5.10/drivers/i2c/busses/
Di2c-imx.c99 * 2) I2CR: I2C module enable operation also differ between SoCs:
/kernel/linux/linux-6.6/drivers/i2c/busses/
Di2c-imx.c109 * 2) I2CR: I2C module enable operation also differ between SoCs: