From 16b0cbbde057e3e2cbb7efd92288520a29649192 Mon Sep 17 00:00:00 2001 From: =?utf8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Mon, 10 Apr 2023 12:00:02 +0200 Subject: [PATCH] bmips: drop unneeded ath9k fixup MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We no longer need the custom ath9k fixup now that we're using the standard kmod-owl-loader. Signed-off-by: Álvaro Fernández Rojas --- .../bmips/files/arch/mips/bmips/ath9k-fixup.c | 242 ------------------ .../610-mips-bmips-add-pci-fixups.patch | 2 +- 2 files changed, 1 insertion(+), 243 deletions(-) delete mode 100644 target/linux/bmips/files/arch/mips/bmips/ath9k-fixup.c 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 - * Copyright (C) 2014 Jonas Gorski - * Copyright (C) 2008 Maxime Bizon - * Copyright (C) 2008 Florian Fainelli - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#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 -- 2.30.2