remoteproc: k3_rproc: Rename to ti_k3_arm64_rproc

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>

1 files changed, 0 insertions, 227 deletions

diff --git a/drivers/remoteproc/k3_rproc.c b/drivers/remoteproc/k3_rproc.c
deleted file mode 100644
index 4f9567c924..0000000000
--- a/drivers/remoteproc/k3_rproc.c
+++ /dev/null
@@ -1,227 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Texas Instruments' K3 Remoteproc driver
- *
- * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
- *	Lokesh Vutla <lokeshvutla@ti.com>
- *
- */
-
-#include <common.h>
-#include <dm.h>
-#include <remoteproc.h>
-#include <errno.h>
-#include <clk.h>
-#include <reset.h>
-#include <asm/io.h>
-#include <power-domain.h>
-#include <linux/soc/ti/ti_sci_protocol.h>
-#include "ti_sci_proc.h"
-
-#define INVALID_ID	0xffff
-
-#define GTC_CNTCR_REG	0x0
-#define GTC_CNTR_EN	0x3
-
-/**
- * struct k3_rproc_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 power_domain rproc_pwrdmn;
-	struct power_domain gtc_pwrdmn;
-	struct reset_ctl rproc_rst;
-	struct ti_sci_proc tsp;
-	void *gtc_base;
-};
-
-/**
- * k3_rproc_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)
-{
-	struct k3_rproc_privdata *rproc = dev_get_priv(dev);
-	int ret;
-
-	dev_dbg(dev, "%s addr = 0x%lx, size = 0x%lx\n", __func__, addr, size);
-
-	/* request for the processor */
-	ret = ti_sci_proc_request(&rproc->tsp);
-	if (ret)
-		return ret;
-
-	return ti_sci_proc_set_config(&rproc->tsp, addr, 0, 0);
-}
-
-/**
- * k3_rproc_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)
-{
-	struct k3_rproc_privdata *rproc = dev_get_priv(dev);
-	int ret;
-
-	dev_dbg(dev, "%s\n", __func__);
-
-	ret = power_domain_on(&rproc->gtc_pwrdmn);
-	if (ret) {
-		dev_err(dev, "power_domain_on() failed: %d\n", ret);
-		return ret;
-	}
-
-	/* Enable the timer before starting remote core */
-	writel(GTC_CNTR_EN, rproc->gtc_base + GTC_CNTCR_REG);
-
-	/*
-	 * Setting the right clock frequency would have taken care by
-	 * assigned-clock-rates during the device probe. So no need to
-	 * set the frequency again here.
-	 */
-	ret = power_domain_on(&rproc->rproc_pwrdmn);
-	if (ret) {
-		dev_err(dev, "power_domain_on() failed: %d\n", ret);
-		return ret;
-	}
-
-	return ti_sci_proc_release(&rproc->tsp);
-}
-
-/**
- * k3_rproc_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)
-{
-	dev_dbg(dev, "%s\n", __func__);
-
-	/* Enable the module */
-	dev_dbg(dev, "%s: rproc successfully initialized\n", __func__);
-
-	return 0;
-}
-
-static const struct dm_rproc_ops k3_rproc_ops = {
-	.init = k3_rproc_init,
-	.load = k3_rproc_load,
-	.start = k3_rproc_start,
-};
-
-static int ti_sci_proc_of_to_priv(struct udevice *dev, struct ti_sci_proc *tsp)
-{
-	dev_dbg(dev, "%s\n", __func__);
-
-	tsp->sci = ti_sci_get_by_phandle(dev, "ti,sci");
-	if (IS_ERR(tsp->sci)) {
-		dev_err(dev, "ti_sci get failed: %ld\n", PTR_ERR(tsp->sci));
-		return PTR_ERR(tsp->sci);
-	}
-
-	tsp->proc_id = dev_read_u32_default(dev, "ti,sci-proc-id", INVALID_ID);
-	if (tsp->proc_id == INVALID_ID) {
-		dev_err(dev, "proc id not populated\n");
-		return -ENOENT;
-	}
-	tsp->host_id = dev_read_u32_default(dev, "ti,sci-host-id", INVALID_ID);
-	tsp->ops = &tsp->sci->ops.proc_ops;
-
-	return 0;
-}
-
-/**
- * k3_of_to_priv() - generate private data from device tree
- * @dev:	corresponding k3 remote processor device
- * @priv:	pointer to driver specific private data
- *
- * 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)
-{
-	int ret;
-
-	dev_dbg(dev, "%s\n", __func__);
-
-	ret = power_domain_get_by_index(dev, &rproc->rproc_pwrdmn, 1);
-	if (ret) {
-		dev_err(dev, "power_domain_get() failed: %d\n", ret);
-		return ret;
-	}
-
-	ret = power_domain_get_by_index(dev, &rproc->gtc_pwrdmn, 0);
-	if (ret) {
-		dev_err(dev, "power_domain_get() failed: %d\n", ret);
-		return ret;
-	}
-
-	ret = reset_get_by_index(dev, 0, &rproc->rproc_rst);
-	if (ret) {
-		dev_err(dev, "reset_get() failed: %d\n", ret);
-		return ret;
-	}
-
-	ret = ti_sci_proc_of_to_priv(dev, &rproc->tsp);
-	if (ret)
-		return ret;
-
-	rproc->gtc_base = dev_read_addr_ptr(dev);
-	if (!rproc->gtc_base) {
-		dev_err(dev, "Get address failed\n");
-		return -ENODEV;
-	}
-
-	return 0;
-}
-
-/**
- * k3_rproc_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)
-{
-	struct k3_rproc_privdata *priv;
-	int ret;
-
-	dev_dbg(dev, "%s\n", __func__);
-
-	priv = dev_get_priv(dev);
-
-	ret = k3_rproc_of_to_priv(dev, priv);
-	if (ret) {
-		dev_dbg(dev, "%s: Probe failed with error %d\n", __func__, ret);
-		return ret;
-	}
-
-	dev_dbg(dev, "Remoteproc successfully probed\n");
-
-	return 0;
-}
-
-static const struct udevice_id k3_rproc_ids[] = {
-	{ .compatible = "ti,am654-rproc"},
-	{}
-};
-
-U_BOOT_DRIVER(k3_rproc) = {
-	.name = "k3_rproc",
-	.of_match = k3_rproc_ids,
-	.id = UCLASS_REMOTEPROC,
-	.ops = &k3_rproc_ops,
-	.probe = k3_rproc_probe,
-	.priv_auto_alloc_size = sizeof(struct k3_rproc_privdata),
-};