| /linux/drivers/fsi/ |
| H A D | fsi-scom.c | 3 * SCOM FSI Client device driver
22 /* SCOM engine register set */
47 /* SCOM address encodings */
51 /* SCOM indirect stuff */
145 static int put_indirect_scom_form0(struct scom_device *scom, uint64_t value, in put_indirect_scom_form0() argument
156 rc = __put_scom(scom, ind_data, ind_addr, status); in put_indirect_scom_form0()
160 rc = __get_scom(scom, &ind_data, addr, status); in put_indirect_scom_form0()
170 static int put_indirect_scom_form1(struct scom_device *scom, uint64_t value, in put_indirect_scom_form1() argument
180 return __put_scom(scom, ind_data, ind_addr, status); in put_indirect_scom_form1()
183 static int get_indirect_scom_form0(struct scom_device *scom, uint64_t *value, in get_indirect_scom_form0() argument
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| H A D | i2cr-scom.c | 37 struct i2cr_scom *scom = filep->private_data; in i2cr_scom_read() local
44 ret = fsi_master_i2cr_read(scom->i2cr, (u32)*offset, &data); in i2cr_scom_read()
58 struct i2cr_scom *scom = filep->private_data; in i2cr_scom_write() local
69 ret = fsi_master_i2cr_write(scom->i2cr, (u32)*offset, data); in i2cr_scom_write()
87 struct i2cr_scom *scom; in i2cr_scom_probe() local
94 scom = devm_kzalloc(dev, sizeof(*scom), GFP_KERNEL); in i2cr_scom_probe()
95 if (!scom) in i2cr_scom_probe()
98 scom->i2cr = to_fsi_master_i2cr(fsi_dev->slave->master); in i2cr_scom_probe()
99 dev_set_drvdata(dev, scom); in i2cr_scom_probe()
101 scom->dev.type = &fsi_cdev_type; in i2cr_scom_probe()
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| H A D | Kconfig | 71 that translates I2C commands to CFAM or SCOM operations, effectively
75 tristate "SCOM FSI client device driver"
77 This option enables an FSI based SCOM device driver.
98 tristate "IBM I2C Responder SCOM driver"
101 This option enables an I2C Responder based SCOM device driver. The
102 I2CR has the capability to directly perform SCOM operations instead
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| H A D | Makefile | 9 obj-$(CONFIG_FSI_SCOM) += fsi-scom.o
12 obj-$(CONFIG_I2CR_SCOM) += i2cr-scom.o
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| H A D | fsi-core.c | 945 "scom",
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| /linux/arch/powerpc/platforms/powernv/ |
| H A D | opal-prd.c | 275 struct opal_prd_scom scom; in opal_prd_ioctl() local
288 rc = copy_from_user(&scom, (void __user *)param, sizeof(scom)); in opal_prd_ioctl()
292 scom.rc = opal_xscom_read(scom.chip, scom.addr, in opal_prd_ioctl()
293 (__be64 *)&scom.data); in opal_prd_ioctl()
294 scom.data = be64_to_cpu(scom.data); in opal_prd_ioctl()
296 scom.chip, scom.addr, scom.data, scom.rc); in opal_prd_ioctl()
298 rc = copy_to_user((void __user *)param, &scom, sizeof(scom)); in opal_prd_ioctl()
304 rc = copy_from_user(&scom, (void __user *)param, sizeof(scom)); in opal_prd_ioctl()
308 scom.rc = opal_xscom_write(scom.chip, scom.addr, scom.data); in opal_prd_ioctl()
310 scom.chip, scom.addr, scom.data, scom.rc); in opal_prd_ioctl()
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| H A D | opal-xscom.c | 3 * PowerNV SCOM bus debugfs interface
197 root = debugfs_create_dir("scom", arch_debugfs_dir); in scom_debug_init()
202 for_each_node_with_property(dn, "scom-controller") { in scom_debug_init()
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| H A D | Kconfig | 39 bool "Expose SCOM controllers via debugfs"
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| H A D | opal-hmi.c | 211 "SCOM has set a reserved FIR bit to cause recovery", in print_hmi_event_info()
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| /linux/arch/arm/boot/dts/aspeed/ |
| H A D | ibm-power11-quad.dtsi | 77 scom@1000 {
78 compatible = "ibm,p9-scom";
105 scom300: scom@1000 {
106 compatible = "ibm,i2cr-scom";
135 scom301: scom@1000 {
136 compatible = "ibm,i2cr-scom";
165 scom310: scom@1000 {
166 compatible = "ibm,i2cr-scom";
195 scom311: scom@1000 {
196 compatible = "ibm,i2cr-scom";
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| H A D | ibm-power11-dual.dtsi | 81 scom@1000 {
82 compatible = "ibm,p9-scom";
109 scom100: scom@1000 {
110 compatible = "ibm,i2cr-scom";
139 scom101: scom@1000 {
140 compatible = "ibm,i2cr-scom";
169 scom110: scom@1000 {
170 compatible = "ibm,i2cr-scom";
199 scom111: scom@1000 {
200 compatible = "ibm,i2cr-scom";
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| H A D | aspeed-bmc-ibm-everest.dts | 2528 scom@1000 {
2556 scom500: scom@1000 {
2557 compatible = "ibm,i2cr-scom";
2588 scom501: scom@1000 {
2589 compatible = "ibm,i2cr-scom";
2620 scom510: scom@1000 {
2621 compatible = "ibm,i2cr-scom";
2652 scom511: scom@1000 {
2653 compatible = "ibm,i2cr-scom";
2684 scom512: scom@1000 {
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| H A D | ibm-power9-dual.dtsi | 11 scom@1000 {
112 scom@1000 {
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| H A D | aspeed-bmc-opp-tacoma.dts | 205 scom@1000 {
306 scom@1000 {
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| /linux/include/uapi/linux/ |
| H A D | fsi.h | 9 * /dev/scom "raw" ioctl interface
18 /* Structure for SCOM read/write */
20 __u64 addr; /* SCOM address, supports indirect */
21 __u64 data; /* SCOM data (in for write, out for read) */
45 /* Flags for SCOM check */
49 /* Flags for SCOM reset */
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| /linux/Documentation/devicetree/bindings/fsi/ |
| H A D | ibm,i2cr-fsi-master.yaml | 15 writes or SCOM operations, thereby acting as an FSI master.
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| /linux/Documentation/arch/powerpc/ |
| H A D | imc.rst | 98 Trace mode, the 64 bit trace SCOM value is initialized with the event
99 information. The CPMCxSEL and CPMC_LOAD in the trace SCOM, specifies the event
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| /linux/drivers/hwmon/occ/ |
| H A D | p8_i2c.c | 48 /* address is a scom address; bus-endian */ in p8_i2c_occ_getscom()
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| /linux/arch/powerpc/kernel/ |
| H A D | mce_power.c | 686 * On specific SCOM read via MMIO we may get a machine check in mce_handle_ue_error()
688 * case OPAL may have recovery address to re-read SCOM data in in mce_handle_ue_error()
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| H A D | exceptions-64e.S | 1285 * avoid duplication, this code is also used in SCOM bringup of
1288 * into the new core via SCOM. That doesn't process branches, so there
1290 * ever takes any parameters, the SCOM code must also be updated to
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| H A D | head_64.S | 328 * as SCOM before entry).
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| /linux/arch/powerpc/include/asm/ |
| H A D | reg.h | 852 #define SPRN_SCOMC 0x114 /* SCOM Access Control */
853 #define SPRN_SCOMD 0x115 /* SCOM Access DATA */
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| /linux/drivers/tty/serial/8250/ |
| H A D | 8250_pci.c | 6174 /* MKS Tenta SCOM-080x serial cards */
|