[openwrt/openwrt] bmips: drop unneeded ath9k fixup

LEDE Commits lede-commits at lists.infradead.org
Tue Apr 18 10:50:26 PDT 2023


noltari pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/16b0cbbde057e3e2cbb7efd92288520a29649192

commit 16b0cbbde057e3e2cbb7efd92288520a29649192
Author: Álvaro Fernández Rojas <noltari at gmail.com>
AuthorDate: Mon Apr 10 12:00:02 2023 +0200

    bmips: drop unneeded ath9k fixup
    
    We no longer need the custom ath9k fixup now that we're using the standard
    kmod-owl-loader.
    
    Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
 .../bmips/files/arch/mips/bmips/ath9k-fixup.c      | 242 ---------------------
 .../610-mips-bmips-add-pci-fixups.patch            |   2 +-
 2 files changed, 1 insertion(+), 243 deletions(-)

diff --git a/target/linux/bmips/files/arch/mips/bmips/ath9k-fixup.c b/target/linux/bmips/files/arch/mips/bmips/ath9k-fixup.c
deleted file mode 100644
index 03ebd20fa7..0000000000
--- a/target/linux/bmips/files/arch/mips/bmips/ath9k-fixup.c
+++ /dev/null
@@ -1,242 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * ATH9K Fixup Driver
- *
- * Copyright (C) 2020 Álvaro Fernández Rojas <noltari at gmail.com>
- * Copyright (C) 2014 Jonas Gorski <jonas.gorski at gmail.com>
- * Copyright (C) 2008 Maxime Bizon <mbizon at freebox.fr>
- * Copyright (C) 2008 Florian Fainelli <f.fainelli at gmail.com>
- */
-
-#include <linux/delay.h>
-#include <linux/etherdevice.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/mtd/mtd.h>
-#include <linux/of_net.h>
-#include <linux/of_platform.h>
-#include <linux/pci.h>
-#include <linux/types.h>
-#include <linux/ath9k_platform.h>
-
-#define ATH9K_MAX_FIXUPS	2
-
-#define ATH9K_DEF_LED_PIN	-1
-#define ATH9K_DEF_PCI_DEV	255
-
-struct ath9k_fixup {
-	struct device *dev;
-	struct resource *mem_res;
-	u32 pci_dev;
-	u8 mac[ETH_ALEN];
-	struct ath9k_platform_data pdata;
-};
-
-static int ath9k_num_fixups;
-static struct ath9k_fixup *ath9k_fixups[ATH9K_MAX_FIXUPS];
-
-static void ath9k_pci_fixup(struct pci_dev *dev)
-{
-	void __iomem *mem;
-	struct ath9k_fixup *priv = NULL;
-	struct ath9k_platform_data *pdata = NULL;
-	struct pci_dev *bridge = pci_upstream_bridge(dev);
-	u16 *cal_data = NULL;
-	u16 cmd;
-	u32 bar0;
-	u32 val;
-	unsigned i;
-	int rc;
-
-	for (i = 0; i < ath9k_num_fixups; i++) {
-		if (ath9k_fixups[i]->pci_dev != PCI_SLOT(dev->devfn))
-			continue;
-
-		priv = ath9k_fixups[i];
-		cal_data = priv->pdata.eeprom_data;
-		pdata = &priv->pdata;
-		break;
-	}
-
-	if (cal_data == NULL)
-		return;
-
-	if (*cal_data != 0xa55a) {
-		pr_err("pci %s: invalid calibration data\n", pci_name(dev));
-		return;
-	}
-
-	pr_info("pci %s: fixup device configuration\n", pci_name(dev));
-
-	val = priv->mem_res->start;
-	mem = ioremap(priv->mem_res->start, resource_size(priv->mem_res));
-	if (!mem) {
-		pr_err("pci %s: ioremap error\n", pci_name(dev));
-		return;
-	}
-
-	if (bridge) {
-		rc = pci_enable_device(bridge);
-		if (rc < 0)
-			pr_err("pci %s: bridge enable error\n", pci_name(dev));
-	}
-
-	pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0);
-	pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0);
-	pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, val);
-
-	pci_read_config_word(dev, PCI_COMMAND, &cmd);
-	cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
-	pci_write_config_word(dev, PCI_COMMAND, cmd);
-
-	/* set offset to first reg address */
-	cal_data += 3;
-	while(*cal_data != 0xffff) {
-		u32 reg;
-
-		reg = *cal_data++;
-		val = *cal_data++;
-		val |= (*cal_data++) << 16;
-
-		writel(val, mem + reg);
-		udelay(100);
-	}
-
-	pci_read_config_dword(dev, PCI_VENDOR_ID, &val);
-	dev->vendor = val & 0xffff;
-	dev->device = (val >> 16) & 0xffff;
-
-	pci_read_config_dword(dev, PCI_CLASS_REVISION, &val);
-	dev->revision = val & 0xff;
-	dev->class = val >> 8; /* upper 3 bytes */
-
-	pci_read_config_word(dev, PCI_COMMAND, &cmd);
-	cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
-	pci_write_config_word(dev, PCI_COMMAND, cmd);
-
-	pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0);
-
-	if (bridge)
-		pci_disable_device(bridge);
-
-	iounmap(mem);
-
-	dev->dev.platform_data = pdata;
-}
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ath9k_pci_fixup);
-
-static int ath9k_mtd_eeprom(struct ath9k_fixup *priv)
-{
-	struct device *dev = priv->dev;
-	struct device_node *node = dev->of_node;
-	struct device_node *mtd_np = NULL;
-	struct mtd_info *the_mtd;
-	phandle phandle;
-	size_t eeprom_readlen;
-	const char *part;
-	const __be32 *list;
-	int ret, i;
-
-	list = of_get_property(node, "ath,eeprom", &i);
-	if (!list || (i != (2 * sizeof(*list))))
-		return -ENODEV;
-
-	phandle = be32_to_cpup(list++);
-	if (phandle)
-		mtd_np = of_find_node_by_phandle(phandle);
-	if (!mtd_np)
-		return -ENODEV;
-
-	part = of_get_property(mtd_np, "label", NULL);
-	if (!part)
-		part = mtd_np->name;
-
-	the_mtd = get_mtd_device_nm(part);
-	if (IS_ERR(the_mtd))
-		return -ENODEV;
-
-	ret = mtd_read(the_mtd, be32_to_cpup(list),
-		       ATH9K_PLAT_EEP_MAX_WORDS * sizeof(u16),
-		       &eeprom_readlen, (void *) priv->pdata.eeprom_data);
-	put_mtd_device(the_mtd);
-	if (ret)
-		return ret;
-
-	return 0;
-}
-
-static int ath9k_fixup_probe(struct platform_device *pdev)
-{
-	struct device *dev = &pdev->dev;
-	struct device_node *node = dev->of_node;
-	struct ath9k_fixup *priv;
-	struct resource *res;
-	int ret;
-
-	if (ath9k_num_fixups >= ATH9K_MAX_FIXUPS)
-		return -ENOMEM;
-
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -EINVAL;
-
-	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
-
-	priv->dev = dev;
-	priv->mem_res = res;
-
-	ret = of_property_read_u32(node, "pci-dev", &priv->pci_dev);
-	if (ret)
-		priv->pci_dev = ATH9K_DEF_PCI_DEV;
-
-	ret = ath9k_mtd_eeprom(priv);
-	if (ret)
-		return ret;
-
-	priv->pdata.endian_check = of_property_read_bool(node,
-		"ath,endian-check");
-	ret = of_property_read_s32(node, "ath,led-pin", &priv->pdata.led_pin);
-	if (ret)
-		priv->pdata.led_pin = ATH9K_DEF_LED_PIN;
-	priv->pdata.led_active_high = of_property_read_bool(node,
-		"ath,led-active-high");
-
-	of_get_mac_address(node, priv->mac);
-	if (is_valid_ether_addr(priv->mac)) {
-		dev_info(dev, "mtd mac %pM\n", priv->mac);
-	} else {
-		random_ether_addr(priv->mac);
-		dev_info(dev, "random mac %pM\n", priv->mac);
-	}
-
-	priv->pdata.macaddr = priv->mac;
-
-	ath9k_fixups[ath9k_num_fixups] = priv;
-	ath9k_num_fixups++;
-
-	return 0;
-}
-
-static const struct of_device_id ath9k_fixup_of_match[] = {
-	{ .compatible = "brcm,ath9k-fixup" },
-	{ /* sentinel */ }
-};
-
-static struct platform_driver ath9k_fixup_driver = {
-	.probe = ath9k_fixup_probe,
-	.driver	= {
-		.name = "ath9k-fixup",
-		.of_match_table = ath9k_fixup_of_match,
-	},
-};
-
-int __init ath9k_fixup_init(void)
-{
-	int ret = platform_driver_register(&ath9k_fixup_driver);
-	if (ret)
-		pr_err("ath9k_fixup: Error registering platform driver!\n");
-	return ret;
-}
-late_initcall(ath9k_fixup_init);
diff --git a/target/linux/bmips/patches-5.15/610-mips-bmips-add-pci-fixups.patch b/target/linux/bmips/patches-5.15/610-mips-bmips-add-pci-fixups.patch
index 5f68308986..cc393c4223 100644
--- a/target/linux/bmips/patches-5.15/610-mips-bmips-add-pci-fixups.patch
+++ b/target/linux/bmips/patches-5.15/610-mips-bmips-add-pci-fixups.patch
@@ -3,4 +3,4 @@
 @@ -1,2 +1,3 @@
  # SPDX-License-Identifier: GPL-2.0-only
  obj-y		+= setup.o irq.o dma.o
-+obj-y		+= ath9k-fixup.o b43-sprom.o
++obj-y		+= b43-sprom.o




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