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remoteproc: k3_rproc: Rename to ti_k3_arm64_rproc

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k3_rproc driver is specifically meant for controlling an arm64
core using TISCI protocol. So rename the driver, Kconfig symbol,
compatible and functions accordingly.

While at it drop this remoteproc selection for a53 defconfig.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Lokesh Vutla 2019-06-07 19:25:59 +05:30 committed by Tom Rini
parent 44de37a00e
commit 54e4311fa1
7 changed files with 43 additions and 42 deletions
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1
configs/am65x_evm_a53_defconfig
View File

@ -80,7 +80,6 @@ CONFIG_PINCTRL_SINGLE=y
CONFIG_POWER_DOMAIN=y
CONFIG_TI_SCI_POWER_DOMAIN=y
CONFIG_K3_SYSTEM_CONTROLLER=y
CONFIG_REMOTEPROC_K3=y
CONFIG_DM_RESET=y
CONFIG_RESET_TI_SCI=y
CONFIG_DM_SERIAL=y

2
configs/am65x_evm_r5_defconfig
View File

@ -86,7 +86,7 @@ CONFIG_SPL_DM_REGULATOR_GPIO=y
CONFIG_RAM=y
CONFIG_SPL_RAM=y
CONFIG_K3_SYSTEM_CONTROLLER=y
CONFIG_REMOTEPROC_K3=y
CONFIG_REMOTEPROC_TI_K3_ARM64=y
CONFIG_DM_RESET=y
CONFIG_RESET_TI_SCI=y
CONFIG_DM_SERIAL=y

1
configs/am65x_hs_evm_a53_defconfig
View File

@ -77,7 +77,6 @@ CONFIG_PINCTRL_SINGLE=y
CONFIG_POWER_DOMAIN=y
CONFIG_TI_SCI_POWER_DOMAIN=y
CONFIG_K3_SYSTEM_CONTROLLER=y
CONFIG_REMOTEPROC_K3=y
CONFIG_DM_RESET=y
CONFIG_RESET_TI_SCI=y
CONFIG_DM_SERIAL=y

2
configs/am65x_hs_evm_r5_defconfig
View File

@ -86,7 +86,7 @@ CONFIG_SPL_DM_REGULATOR_GPIO=y
CONFIG_RAM=y
CONFIG_SPL_RAM=y
CONFIG_K3_SYSTEM_CONTROLLER=y
CONFIG_REMOTEPROC_K3=y
CONFIG_REMOTEPROC_TI_K3_ARM64=y
CONFIG_DM_RESET=y
CONFIG_RESET_TI_SCI=y
CONFIG_DM_SERIAL=y

20
drivers/remoteproc/Kconfig
View File

@ -22,15 +22,6 @@ config K3_SYSTEM_CONTROLLER
help
Say 'y' here to add support for TI' K3 System Controller.
config REMOTEPROC_K3
bool "Support for TI's K3 based remoteproc driver"
select REMOTEPROC
depends on DM
depends on ARCH_K3
depends on OF_CONTROL
help
Say 'y' here to add support for TI' K3 remoteproc driver.
config REMOTEPROC_SANDBOX
bool "Support for Test processor for Sandbox"
select REMOTEPROC
@ -50,6 +41,17 @@ config REMOTEPROC_STM32_COPRO
Say 'y' here to add support for STM32 Cortex-M4 coprocessors via the
remoteproc framework.
config REMOTEPROC_TI_K3_ARM64
bool "Support for TI's K3 based ARM64 remoteproc driver"
select REMOTEPROC
depends on DM
depends on ARCH_K3
depends on OF_CONTROL
help
Say y here to support TI's ARM64 processor subsystems
on various TI K3 family of SoCs through the remote processor
framework.
config REMOTEPROC_TI_POWER
bool "Support for TI Power processor"
select REMOTEPROC

2
drivers/remoteproc/Makefile
View File

@ -8,7 +8,7 @@ obj-$(CONFIG_$(SPL_)REMOTEPROC) += rproc-uclass.o rproc-elf-loader.o
# Remote proc drivers - Please keep this list alphabetically sorted.
obj-$(CONFIG_K3_SYSTEM_CONTROLLER) += k3_system_controller.o
obj-$(CONFIG_REMOTEPROC_K3) += k3_rproc.o
obj-$(CONFIG_REMOTEPROC_SANDBOX) += sandbox_testproc.o
obj-$(CONFIG_REMOTEPROC_STM32_COPRO) += stm32_copro.o
obj-$(CONFIG_REMOTEPROC_TI_K3_ARM64) += ti_k3_arm64_rproc.o
obj-$(CONFIG_REMOTEPROC_TI_POWER) += ti_power_proc.o

57
drivers/remoteproc/k3_rproc.c → drivers/remoteproc/ti_k3_arm64_rproc.c
View File

@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Texas Instruments' K3 Remoteproc driver
* Texas Instruments' K3 ARM64 Remoteproc driver
*
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
* Lokesh Vutla <lokeshvutla@ti.com>
@ -24,14 +24,14 @@
#define GTC_CNTR_EN 0x3
/**
* struct k3_rproc_privdata - Structure representing Remote processor data.
* struct k3_arm64_privdata - Structure representing Remote processor data.
* @rproc_pwrdmn: rproc power domain data
* @rproc_rst: rproc reset control data
* @sci: Pointer to TISCI handle
* @tsp: TISCI processor control helper structure
* @gtc_base: Timer base address.
*/
struct k3_rproc_privdata {
struct k3_arm64_privdata {
struct power_domain rproc_pwrdmn;
struct power_domain gtc_pwrdmn;
struct reset_ctl rproc_rst;
@ -40,16 +40,16 @@ struct k3_rproc_privdata {
};
/**
* k3_rproc_load() - Load up the Remote processor image
* k3_arm64_load() - Load up the Remote processor image
* @dev: rproc device pointer
* @addr: Address at which image is available
* @size: size of the image
*
* Return: 0 if all goes good, else appropriate error message.
*/
static int k3_rproc_load(struct udevice *dev, ulong addr, ulong size)
static int k3_arm64_load(struct udevice *dev, ulong addr, ulong size)
{
struct k3_rproc_privdata *rproc = dev_get_priv(dev);
struct k3_arm64_privdata *rproc = dev_get_priv(dev);
int ret;
dev_dbg(dev, "%s addr = 0x%lx, size = 0x%lx\n", __func__, addr, size);
@ -63,14 +63,14 @@ static int k3_rproc_load(struct udevice *dev, ulong addr, ulong size)
}
/**
* k3_rproc_start() - Start the remote processor
* k3_arm64_start() - Start the remote processor
* @dev: rproc device pointer
*
* Return: 0 if all went ok, else return appropriate error
*/
static int k3_rproc_start(struct udevice *dev)
static int k3_arm64_start(struct udevice *dev)
{
struct k3_rproc_privdata *rproc = dev_get_priv(dev);
struct k3_arm64_privdata *rproc = dev_get_priv(dev);
int ret;
dev_dbg(dev, "%s\n", __func__);
@ -99,12 +99,12 @@ static int k3_rproc_start(struct udevice *dev)
}
/**
* k3_rproc_init() - Initialize the remote processor
* k3_arm64_init() - Initialize the remote processor
* @dev: rproc device pointer
*
* Return: 0 if all went ok, else return appropriate error
*/
static int k3_rproc_init(struct udevice *dev)
static int k3_arm64_init(struct udevice *dev)
{
dev_dbg(dev, "%s\n", __func__);
@ -114,10 +114,10 @@ static int k3_rproc_init(struct udevice *dev)
return 0;
}
static const struct dm_rproc_ops k3_rproc_ops = {
.init = k3_rproc_init,
.load = k3_rproc_load,
.start = k3_rproc_start,
static const struct dm_rproc_ops k3_arm64_ops = {
.init = k3_arm64_init,
.load = k3_arm64_load,
.start = k3_arm64_start,
};
static int ti_sci_proc_of_to_priv(struct udevice *dev, struct ti_sci_proc *tsp)
@ -148,8 +148,8 @@ static int ti_sci_proc_of_to_priv(struct udevice *dev, struct ti_sci_proc *tsp)
*
* Return: 0 if all goes good, else appropriate error message.
*/
static int k3_rproc_of_to_priv(struct udevice *dev,
struct k3_rproc_privdata *rproc)
static int k3_arm64_of_to_priv(struct udevice *dev,
struct k3_arm64_privdata *rproc)
{
int ret;
@ -187,21 +187,21 @@ static int k3_rproc_of_to_priv(struct udevice *dev,
}
/**
* k3_rproc_probe() - Basic probe
* k3_arm64_probe() - Basic probe
* @dev: corresponding k3 remote processor device
*
* Return: 0 if all goes good, else appropriate error message.
*/
static int k3_rproc_probe(struct udevice *dev)
static int k3_arm64_probe(struct udevice *dev)
{
struct k3_rproc_privdata *priv;
struct k3_arm64_privdata *priv;
int ret;
dev_dbg(dev, "%s\n", __func__);
priv = dev_get_priv(dev);
ret = k3_rproc_of_to_priv(dev, priv);
ret = k3_arm64_of_to_priv(dev, priv);
if (ret) {
dev_dbg(dev, "%s: Probe failed with error %d\n", __func__, ret);
return ret;
@ -212,16 +212,17 @@ static int k3_rproc_probe(struct udevice *dev)
return 0;
}
static const struct udevice_id k3_rproc_ids[] = {
static const struct udevice_id k3_arm64_ids[] = {
{ .compatible = "ti,am654-arm64"},
{ .compatible = "ti,am654-rproc"},
{}
};
U_BOOT_DRIVER(k3_rproc) = {
.name = "k3_rproc",
.of_match = k3_rproc_ids,
U_BOOT_DRIVER(k3_arm64) = {
.name = "k3_arm64",
.of_match = k3_arm64_ids,
.id = UCLASS_REMOTEPROC,
.ops = &k3_rproc_ops,
.probe = k3_rproc_probe,
.priv_auto_alloc_size = sizeof(struct k3_rproc_privdata),
.ops = &k3_arm64_ops,
.probe = k3_arm64_probe,
.priv_auto_alloc_size = sizeof(struct k3_arm64_privdata),
};