+++ /dev/null
-From f4128f3224df2309262ef8d1275d928717ebefd0 Mon Sep 17 00:00:00 2001
-From: John Crispin <john@phrozen.org>
-Date: Tue, 6 Mar 2018 09:21:46 +0100
-Subject: [PATCH 22/27] MIPS: ath79: drop pci.c
-
-This patch drops pci.c fromt he ath79 folder and moves the the pcibios
-callbacks to a new fixup file.
-
-Signed-off-by: John Crispin <john@phrozen.org>
----
- arch/mips/ath79/Makefile | 1 -
- arch/mips/ath79/pci.c | 285 --------------------------------------------
- arch/mips/pci/Makefile | 1 +
- arch/mips/pci/fixup-ath79.c | 21 ++++
- 4 files changed, 22 insertions(+), 286 deletions(-)
- delete mode 100644 arch/mips/ath79/pci.c
- create mode 100644 arch/mips/pci/fixup-ath79.c
-
---- a/arch/mips/ath79/Makefile
-+++ b/arch/mips/ath79/Makefile
-@@ -11,7 +11,6 @@
- obj-y := prom.o setup.o irq.o common.o clock.o
-
- obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
--obj-$(CONFIG_PCI) += pci.o
-
- #
- # Devices
---- a/arch/mips/ath79/pci.c
-+++ /dev/null
-@@ -1,285 +0,0 @@
--/*
-- * Atheros AR71XX/AR724X specific PCI setup code
-- *
-- * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com>
-- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
-- *
-- * Parts of this file are based on Atheros' 2.6.15 BSP
-- *
-- * This program is free software; you can redistribute it and/or modify it
-- * under the terms of the GNU General Public License version 2 as published
-- * by the Free Software Foundation.
-- */
--
--#include <linux/init.h>
--#include <linux/pci.h>
--#include <linux/resource.h>
--#include <linux/platform_device.h>
--#include <asm/mach-ath79/ar71xx_regs.h>
--#include <asm/mach-ath79/ath79.h>
--#include <asm/mach-ath79/irq.h>
--#include "pci.h"
--
--static int (*ath79_pci_plat_dev_init)(struct pci_dev *dev);
--static const struct ath79_pci_irq *ath79_pci_irq_map;
--static unsigned ath79_pci_nr_irqs;
--
--static const struct ath79_pci_irq ar71xx_pci_irq_map[] = {
-- {
-- .slot = 17,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(0),
-- }, {
-- .slot = 18,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(1),
-- }, {
-- .slot = 19,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(2),
-- }
--};
--
--static const struct ath79_pci_irq ar724x_pci_irq_map[] = {
-- {
-- .slot = 0,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(0),
-- }
--};
--
--static const struct ath79_pci_irq qca955x_pci_irq_map[] = {
-- {
-- .bus = 0,
-- .slot = 0,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(0),
-- },
-- {
-- .bus = 1,
-- .slot = 0,
-- .pin = 1,
-- .irq = ATH79_PCI_IRQ(1),
-- },
--};
--
--int pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin)
--{
-- int irq = -1;
-- int i;
--
-- if (ath79_pci_nr_irqs == 0 ||
-- ath79_pci_irq_map == NULL) {
-- if (soc_is_ar71xx()) {
-- ath79_pci_irq_map = ar71xx_pci_irq_map;
-- ath79_pci_nr_irqs = ARRAY_SIZE(ar71xx_pci_irq_map);
-- } else if (soc_is_ar724x() ||
-- soc_is_ar9342() ||
-- soc_is_ar9344()) {
-- ath79_pci_irq_map = ar724x_pci_irq_map;
-- ath79_pci_nr_irqs = ARRAY_SIZE(ar724x_pci_irq_map);
-- } else if (soc_is_qca955x()) {
-- ath79_pci_irq_map = qca955x_pci_irq_map;
-- ath79_pci_nr_irqs = ARRAY_SIZE(qca955x_pci_irq_map);
-- } else if (soc_is_qca956x()) {
-- ath79_pci_irq_map = qca956x_pci_irq_map;
-- ath79_pci_nr_irqs = ARRAY_SIZE(qca956x_pci_irq_map);
-- } else {
-- pr_crit("pci %s: invalid irq map\n",
-- pci_name((struct pci_dev *) dev));
-- return irq;
-- }
-- }
--
-- for (i = 0; i < ath79_pci_nr_irqs; i++) {
-- const struct ath79_pci_irq *entry;
--
-- entry = &ath79_pci_irq_map[i];
-- if (entry->bus == dev->bus->number &&
-- entry->slot == slot &&
-- entry->pin == pin) {
-- irq = entry->irq;
-- break;
-- }
-- }
--
-- if (irq < 0)
-- pr_crit("pci %s: no irq found for pin %u\n",
-- pci_name((struct pci_dev *) dev), pin);
-- else
-- pr_info("pci %s: using irq %d for pin %u\n",
-- pci_name((struct pci_dev *) dev), irq, pin);
--
-- return irq;
--}
--
--int pcibios_plat_dev_init(struct pci_dev *dev)
--{
-- if (ath79_pci_plat_dev_init)
-- return ath79_pci_plat_dev_init(dev);
--
-- return 0;
--}
--
--void __init ath79_pci_set_irq_map(unsigned nr_irqs,
-- const struct ath79_pci_irq *map)
--{
-- ath79_pci_nr_irqs = nr_irqs;
-- ath79_pci_irq_map = map;
--}
--
--void __init ath79_pci_set_plat_dev_init(int (*func)(struct pci_dev *dev))
--{
-- ath79_pci_plat_dev_init = func;
--}
--
--static struct platform_device *
--ath79_register_pci_ar71xx(void)
--{
-- struct platform_device *pdev;
-- struct resource res[4];
--
-- memset(res, 0, sizeof(res));
--
-- res[0].name = "cfg_base";
-- res[0].flags = IORESOURCE_MEM;
-- res[0].start = AR71XX_PCI_CFG_BASE;
-- res[0].end = AR71XX_PCI_CFG_BASE + AR71XX_PCI_CFG_SIZE - 1;
--
-- res[1].flags = IORESOURCE_IRQ;
-- res[1].start = ATH79_CPU_IRQ(2);
-- res[1].end = ATH79_CPU_IRQ(2);
--
-- res[2].name = "io_base";
-- res[2].flags = IORESOURCE_IO;
-- res[2].start = 0;
-- res[2].end = 0;
--
-- res[3].name = "mem_base";
-- res[3].flags = IORESOURCE_MEM;
-- res[3].start = AR71XX_PCI_MEM_BASE;
-- res[3].end = AR71XX_PCI_MEM_BASE + AR71XX_PCI_MEM_SIZE - 1;
--
-- pdev = platform_device_register_simple("ar71xx-pci", -1,
-- res, ARRAY_SIZE(res));
-- return pdev;
--}
--
--static struct platform_device *
--ath79_register_pci_ar724x(int id,
-- unsigned long cfg_base,
-- unsigned long ctrl_base,
-- unsigned long crp_base,
-- unsigned long mem_base,
-- unsigned long mem_size,
-- unsigned long io_base,
-- int irq)
--{
-- struct platform_device *pdev;
-- struct resource res[6];
--
-- memset(res, 0, sizeof(res));
--
-- res[0].name = "cfg_base";
-- res[0].flags = IORESOURCE_MEM;
-- res[0].start = cfg_base;
-- res[0].end = cfg_base + AR724X_PCI_CFG_SIZE - 1;
--
-- res[1].name = "ctrl_base";
-- res[1].flags = IORESOURCE_MEM;
-- res[1].start = ctrl_base;
-- res[1].end = ctrl_base + AR724X_PCI_CTRL_SIZE - 1;
--
-- res[2].flags = IORESOURCE_IRQ;
-- res[2].start = irq;
-- res[2].end = irq;
--
-- res[3].name = "mem_base";
-- res[3].flags = IORESOURCE_MEM;
-- res[3].start = mem_base;
-- res[3].end = mem_base + mem_size - 1;
--
-- res[4].name = "io_base";
-- res[4].flags = IORESOURCE_IO;
-- res[4].start = io_base;
-- res[4].end = io_base;
--
-- res[5].name = "crp_base";
-- res[5].flags = IORESOURCE_MEM;
-- res[5].start = crp_base;
-- res[5].end = crp_base + AR724X_PCI_CRP_SIZE - 1;
--
-- pdev = platform_device_register_simple("ar724x-pci", id,
-- res, ARRAY_SIZE(res));
-- return pdev;
--}
--
--int __init ath79_register_pci(void)
--{
-- struct platform_device *pdev = NULL;
--
-- if (soc_is_ar71xx()) {
-- pdev = ath79_register_pci_ar71xx();
-- } else if (soc_is_ar724x()) {
-- pdev = ath79_register_pci_ar724x(-1,
-- AR724X_PCI_CFG_BASE,
-- AR724X_PCI_CTRL_BASE,
-- AR724X_PCI_CRP_BASE,
-- AR724X_PCI_MEM_BASE,
-- AR724X_PCI_MEM_SIZE,
-- 0,
-- ATH79_CPU_IRQ(2));
-- } else if (soc_is_ar9342() ||
-- soc_is_ar9344()) {
-- u32 bootstrap;
--
-- bootstrap = ath79_reset_rr(AR934X_RESET_REG_BOOTSTRAP);
-- if ((bootstrap & AR934X_BOOTSTRAP_PCIE_RC) == 0)
-- return -ENODEV;
--
-- pdev = ath79_register_pci_ar724x(-1,
-- AR724X_PCI_CFG_BASE,
-- AR724X_PCI_CTRL_BASE,
-- AR724X_PCI_CRP_BASE,
-- AR724X_PCI_MEM_BASE,
-- AR724X_PCI_MEM_SIZE,
-- 0,
-- ATH79_IP2_IRQ(0));
-- } else if (soc_is_qca9558()) {
-- pdev = ath79_register_pci_ar724x(0,
-- QCA955X_PCI_CFG_BASE0,
-- QCA955X_PCI_CTRL_BASE0,
-- QCA955X_PCI_CRP_BASE0,
-- QCA955X_PCI_MEM_BASE0,
-- QCA955X_PCI_MEM_SIZE,
-- 0,
-- ATH79_IP2_IRQ(0));
--
-- pdev = ath79_register_pci_ar724x(1,
-- QCA955X_PCI_CFG_BASE1,
-- QCA955X_PCI_CTRL_BASE1,
-- QCA955X_PCI_CRP_BASE1,
-- QCA955X_PCI_MEM_BASE1,
-- QCA955X_PCI_MEM_SIZE,
-- 1,
-- ATH79_IP3_IRQ(2));
-- } else if (soc_is_qca956x()) {
-- pdev = ath79_register_pci_ar724x(0,
-- QCA956X_PCI_CFG_BASE1,
-- QCA956X_PCI_CTRL_BASE1,
-- QCA956X_PCI_CRP_BASE1,
-- QCA956X_PCI_MEM_BASE1,
-- QCA956X_PCI_MEM_SIZE,
-- 1,
-- ATH79_IP3_IRQ(2));
-- } else {
-- /* No PCI support */
-- return -ENODEV;
-- }
--
-- if (!pdev)
-- pr_err("unable to register PCI controller device\n");
--
-- return pdev ? 0 : -ENODEV;
--}
---- a/arch/mips/pci/Makefile
-+++ b/arch/mips/pci/Makefile
-@@ -29,6 +29,7 @@ obj-$(CONFIG_MIPS_PCI_VIRTIO) += pci-vir
- #
- # These are still pretty much in the old state, watch, go blind.
- #
-+obj-$(CONFIG_ATH79) += fixup-ath79.o
- obj-$(CONFIG_LASAT) += pci-lasat.o
- obj-$(CONFIG_MIPS_COBALT) += fixup-cobalt.o
- obj-$(CONFIG_LEMOTE_FULOONG2E) += fixup-fuloong2e.o ops-loongson2.o
---- /dev/null
-+++ b/arch/mips/pci/fixup-ath79.c
-@@ -0,0 +1,21 @@
-+/*
-+ * Copyright (C) 2018 John Crispin <john@phrozen.org>
-+ *
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published
-+ * by the Free Software Foundation.
-+ */
-+
-+#include <linux/pci.h>
-+//#include <linux/of_irq.h>
-+#include <linux/of_pci.h>
-+
-+int pcibios_plat_dev_init(struct pci_dev *dev)
-+{
-+ return PCIBIOS_SUCCESSFUL;
-+}
-+
-+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-+{
-+ return of_irq_parse_and_map_pci(dev, slot, pin);
-+}
projects / openwrt / staging / blogic.git / blobdiff