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soc/amd/*: Hook up device_operations in chipset.cb

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This removes the need for a lot of boilerplate code in the soc code to
hook up device_operations to devices.

Change-Id: I2afc1855407910f1faa9bdd4e9416dd46474658e
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67738
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
This commit is contained in:
Arthur Heymans
2022-09-20 14:03:28 +02:00
committed by Felix Held
parent bd15ece78a
commit 7f3807728b
9 changed files with 61 additions and 234 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
src/soc/amd/cezanne/chip.c
View File

@@ -12,14 +12,7 @@
#include <types.h>
#include "chip.h"
/* Supplied by i2c.c */
extern struct device_operations soc_amd_i2c_mmio_ops;
/* Supplied by uart.c */
extern struct device_operations cezanne_uart_mmio_ops;
/* Supplied by emmc.c */
extern struct device_operations cezanne_emmc_mmio_ops;
struct device_operations cpu_bus_ops = {
struct device_operations cezanne_cpu_bus_ops = {
.read_resources = noop_read_resources,
.set_resources = noop_set_resources,
.init = mp_cpu_bus_init,
@@ -39,50 +32,13 @@ static const char *soc_acpi_name(const struct device *dev)
return NULL;
};
static struct device_operations pci_domain_ops = {
struct device_operations cezanne_pci_domain_ops = {
.read_resources = pci_domain_read_resources,
.set_resources = pci_domain_set_resources,
.scan_bus = pci_domain_scan_bus,
.acpi_name = soc_acpi_name,
};
static void set_mmio_dev_ops(struct device *dev)
{
switch (dev->path.mmio.addr) {
case APU_I2C0_BASE:
case APU_I2C1_BASE:
case APU_I2C2_BASE:
case APU_I2C3_BASE:
dev->ops = &soc_amd_i2c_mmio_ops;
break;
case APU_UART0_BASE:
case APU_UART1_BASE:
dev->ops = &cezanne_uart_mmio_ops;
break;
case APU_EMMC_BASE:
dev->ops = &cezanne_emmc_mmio_ops;
break;
}
}
static void enable_dev(struct device *dev)
{
/* Set the operations if it is a special bus type */
switch (dev->path.type) {
case DEVICE_PATH_DOMAIN:
dev->ops = &pci_domain_ops;
break;
case DEVICE_PATH_CPU_CLUSTER:
dev->ops = &cpu_bus_ops;
break;
case DEVICE_PATH_MMIO:
set_mmio_dev_ops(dev);
break;
default:
break;
}
}
static void soc_init(void *chip_info)
{
default_dev_ops_root.write_acpi_tables = agesa_write_acpi_tables;
@@ -101,7 +57,6 @@ static void soc_final(void *chip_info)
struct chip_operations soc_amd_cezanne_ops = {
CHIP_NAME("AMD Cezanne SoC")
.enable_dev = enable_dev,
.init = soc_init,
.final = soc_final
};

16
src/soc/amd/cezanne/chipset.cb
View File

@@ -1,7 +1,9 @@
chip soc/amd/cezanne
device cpu_cluster 0 on
ops cezanne_cpu_bus_ops
end
device domain 0 on
ops cezanne_pci_domain_ops
device pci 00.0 alias gnb on end
device pci 00.2 alias iommu off end
@@ -102,11 +104,11 @@ chip soc/amd/cezanne
device pci 18.7 alias data_fabric_7 on end
end
device mmio 0xfedc2000 alias i2c_0 off end
device mmio 0xfedc3000 alias i2c_1 off end
device mmio 0xfedc4000 alias i2c_2 off end
device mmio 0xfedc5000 alias i2c_3 off end
device mmio 0xfedc9000 alias uart_0 off end
device mmio 0xfedca000 alias uart_1 off end
device mmio 0xfedd5000 alias emmc off end
device mmio 0xfedc2000 alias i2c_0 off ops soc_amd_i2c_mmio_ops end
device mmio 0xfedc3000 alias i2c_1 off ops soc_amd_i2c_mmio_ops end
device mmio 0xfedc4000 alias i2c_2 off ops soc_amd_i2c_mmio_ops end
device mmio 0xfedc5000 alias i2c_3 off ops soc_amd_i2c_mmio_ops end
device mmio 0xfedc9000 alias uart_0 off ops cezanne_uart_mmio_ops end
device mmio 0xfedca000 alias uart_1 off ops cezanne_uart_mmio_ops end
device mmio 0xfedd5000 alias emmc off ops cezanne_emmc_mmio_ops end
end