[PATCH v4 3/5] cpu: drop imx9_cpu

["Peng Fan (OSS)" <peng.fan@oss.nxp.com>]

From: Peng Fan <peng.fan@nxp.com>

This was wrongly committed, no user, remove it.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 drivers/cpu/imx9_cpu.c | 224 -------------------------------------------------
 1 file changed, 224 deletions(-)

diff --git a/drivers/cpu/imx9_cpu.c b/drivers/cpu/imx9_cpu.c
deleted file mode 100644
index 66534fe6d17..00000000000
--- a/drivers/cpu/imx9_cpu.c
+++ /dev/null
@@ -1,224 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2019 NXP
- */
-
-#include <common.h>
-#include <cpu.h>
-#include <dm.h>
-#include <thermal.h>
-#include <asm/global_data.h>
-#include <asm/system.h>
-#include <firmware/linux/imx/sci/sci.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/arch-imx/cpu.h>
-#include <asm/armv8/cpu.h>
-#include <linux/bitops.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-struct cpu_imx_plat {
-	const char *name;
-	const char *rev;
-	const char *type;
-	u32 cpu_rsrc;
-	u32 cpurev;
-	u32 freq_mhz;
-	u32 mpidr;
-};
-
-const char *get_imx9_type(u32 imxtype)
-{
-	switch (imxtype) {
-	case MXC_CPU_IMX93:
-		return "93";
-	default:
-		return "??";
-	}
-}
-
-const char *get_imx9_rev(u32 rev)
-{
-	switch (rev) {
-	case CHIP_REV_1_0:
-		return "1.";
-	case CHIP_REV_B:
-		return "B";
-	case CHIP_REV_C:
-		return "C";
-	default:
-		return "?";
-	}
-}
-
-static void set_core_data(struct udevice *dev)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-
-	if (device_is_compatible(dev, "arm,cortex-a35"))
-		plat->name = "A35";
-	else
-		plat->name = "?";
-}
-
-#if IS_ENABLED(CONFIG_IMX_SCU_THERMAL)
-static int cpu_imx_get_temp(struct cpu_imx_plat *plat)
-{
-	struct udevice *thermal_dev;
-	int cpu_tmp, ret;
-	int idx = 1; /* use "cpu-thermal0" device */
-
-	if (plat->cpu_rsrc == SC_R_A72)
-		idx = 2; /* use "cpu-thermal1" device */
-
-	ret = uclass_get_device(UCLASS_THERMAL, idx, &thermal_dev);
-	if (!ret) {
-		ret = thermal_get_temp(thermal_dev, &cpu_tmp);
-		if (ret)
-			return 0xdeadbeef;
-	} else {
-		return 0xdeadbeef;
-	}
-
-	return cpu_tmp;
-}
-#else
-static int cpu_imx_get_temp(struct cpu_imx_plat *plat)
-{
-	return 0;
-}
-#endif
-
-int cpu_imx_get_desc(const struct udevice *dev, char *buf, int size)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-	int ret, temp;
-
-	if (size < 100)
-		return -ENOSPC;
-
-	ret = snprintf(buf, size, "NXP i.MX8%s Rev%s %s at %u MHz",
-		       plat->type, plat->rev, plat->name, plat->freq_mhz);
-
-	if (IS_ENABLED(CONFIG_IMX_SCU_THERMAL)) {
-		temp = cpu_imx_get_temp(plat);
-		buf = buf + ret;
-		size = size - ret;
-		if (temp != 0xdeadbeef)
-			ret = snprintf(buf, size, " at %dC", temp);
-		else
-			ret = snprintf(buf, size, " - invalid sensor data");
-	}
-
-	snprintf(buf + ret, size - ret, "\n");
-
-	return 0;
-}
-
-static int cpu_imx_get_info(const struct udevice *dev, struct cpu_info *info)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-
-	info->cpu_freq = plat->freq_mhz * 1000;
-	info->features = BIT(CPU_FEAT_L1_CACHE) | BIT(CPU_FEAT_MMU);
-	return 0;
-}
-
-static int cpu_imx_get_count(const struct udevice *dev)
-{
-	ofnode node;
-	int num = 0;
-
-	ofnode_for_each_subnode(node, dev_ofnode(dev->parent)) {
-		const char *device_type;
-
-		if (!ofnode_is_enabled(node))
-			continue;
-
-		device_type = ofnode_read_string(node, "device_type");
-		if (!device_type)
-			continue;
-
-		if (!strcmp(device_type, "cpu"))
-			num++;
-	}
-
-	return num;
-}
-
-static int cpu_imx_get_vendor(const struct udevice *dev,  char *buf, int size)
-{
-	snprintf(buf, size, "NXP");
-	return 0;
-}
-
-static int cpu_imx_is_current(struct udevice *dev)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-
-	if (plat->mpidr == (read_mpidr() & 0xffff))
-		return 1;
-
-	return 0;
-}
-
-static const struct cpu_ops cpu_imx9_ops = {
-	.get_desc	= cpu_imx_get_desc,
-	.get_info	= cpu_imx_get_info,
-	.get_count	= cpu_imx_get_count,
-	.get_vendor	= cpu_imx_get_vendor,
-	.is_current	= cpu_imx_is_current,
-};
-
-static const struct udevice_id cpu_imx9_ids[] = {
-	{ .compatible = "arm,cortex-a35" },
-	{ .compatible = "arm,cortex-a53" },
-	{ .compatible = "arm,cortex-a72" },
-	{ }
-};
-
-static ulong imx9_get_cpu_rate(struct udevice *dev)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-	ulong rate;
-	int ret;
-
-	ret = sc_pm_get_clock_rate(-1, plat->cpu_rsrc, SC_PM_CLK_CPU,
-				   (sc_pm_clock_rate_t *)&rate);
-	if (ret) {
-		printf("Could not read CPU frequency: %d\n", ret);
-		return 0;
-	}
-
-	return rate;
-}
-
-static int imx9_cpu_probe(struct udevice *dev)
-{
-	struct cpu_imx_plat *plat = dev_get_plat(dev);
-	u32 cpurev;
-
-	set_core_data(dev);
-	cpurev = get_cpu_rev();
-	plat->cpurev = cpurev;
-	plat->rev = get_imx9_rev(cpurev & 0xFFF);
-	plat->type = get_imx9_type((cpurev & 0xFF000) >> 12);
-	plat->freq_mhz = imx9_get_cpu_rate(dev) / 1000000;
-	plat->mpidr = dev_read_addr(dev);
-	if (plat->mpidr == FDT_ADDR_T_NONE) {
-		printf("%s: Failed to get CPU reg property\n", __func__);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-U_BOOT_DRIVER(cpu_imx9_drv) = {
-	.name		= "imx9x_cpu",
-	.id		= UCLASS_CPU,
-	.of_match	= cpu_imx9_ids,
-	.ops		= &cpu_imx9_ops,
-	.probe		= imx9_cpu_probe,
-	.plat_auto	= sizeof(struct cpu_imx_plat),
-	.flags		= DM_FLAG_PRE_RELOC,
-};

-- 
2.35.3