diff options
author | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-04-19 21:32:05 +0000 |
---|---|---|
committer | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-04-19 21:32:05 +0000 |
commit | f9f658a5304410c19382f082fe4efe98371f5ecb (patch) | |
tree | 71a1b0bcb5c85fadaf5851259f84c0f7ad14c8cd /target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch | |
parent | 7bc7a250f8da88affa2efa3db5e93c137f25069c (diff) |
ar71xx: nuke 3.2 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31360 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch')
-rw-r--r-- | target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch b/target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch deleted file mode 100644 index 1959e64ea..000000000 --- a/target/linux/ar71xx/patches-3.2/017-MIPS-Initial-PCI-support-for-Atheros-724x-SoCs.patch +++ /dev/null @@ -1,231 +0,0 @@ -From 958e444a5a7750c407ed0c90af28f74295478e99 Mon Sep 17 00:00:00 2001 -From: Rene Bolldorf <xsecute@googlemail.com> -Date: Thu, 17 Nov 2011 14:25:09 +0000 -Subject: [PATCH 17/27] MIPS: Initial PCI support for Atheros 724x SoCs. - -[ralf@linux-mips.org: Fixed the odd formatting of all break statements.] - -Signed-off-by: Rene Bolldorf <xsecute@googlemail.com> -Cc: linux-mips@linux-mips.org -Cc: linux-kernel@vger.kernel.org -Patchwork: https://patchwork.linux-mips.org/patch/3019/ -Signed-off-by: Ralf Baechle <ralf@linux-mips.org> ---- - arch/mips/include/asm/mach-ath79/pci-ath724x.h | 21 +++ - arch/mips/pci/Makefile | 1 + - arch/mips/pci/pci-ath724x.c | 174 ++++++++++++++++++++++++ - 3 files changed, 196 insertions(+), 0 deletions(-) - create mode 100644 arch/mips/include/asm/mach-ath79/pci-ath724x.h - create mode 100644 arch/mips/pci/pci-ath724x.c - ---- /dev/null -+++ b/arch/mips/include/asm/mach-ath79/pci-ath724x.h -@@ -0,0 +1,21 @@ -+/* -+ * Atheros 724x PCI support -+ * -+ * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> -+ * -+ * 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. -+ */ -+ -+#ifndef __ASM_MACH_ATH79_PCI_ATH724X_H -+#define __ASM_MACH_ATH79_PCI_ATH724X_H -+ -+struct ath724x_pci_data { -+ int irq; -+ void *pdata; -+}; -+ -+void ath724x_pci_add_data(struct ath724x_pci_data *data, int size); -+ -+#endif /* __ASM_MACH_ATH79_PCI_ATH724X_H */ ---- a/arch/mips/pci/Makefile -+++ b/arch/mips/pci/Makefile -@@ -19,6 +19,7 @@ obj-$(CONFIG_BCM47XX) += pci-bcm47xx.o - obj-$(CONFIG_BCM63XX) += pci-bcm63xx.o fixup-bcm63xx.o \ - ops-bcm63xx.o - obj-$(CONFIG_MIPS_ALCHEMY) += pci-alchemy.o -+obj-$(CONFIG_SOC_AR724X) += pci-ath724x.o - - # - # These are still pretty much in the old state, watch, go blind. ---- /dev/null -+++ b/arch/mips/pci/pci-ath724x.c -@@ -0,0 +1,174 @@ -+/* -+ * Atheros 724x PCI support -+ * -+ * Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com> -+ * -+ * 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 <asm/mach-ath79/pci-ath724x.h> -+ -+#define reg_read(_phys) (*(unsigned int *) KSEG1ADDR(_phys)) -+#define reg_write(_phys, _val) ((*(unsigned int *) KSEG1ADDR(_phys)) = (_val)) -+ -+#define ATH724X_PCI_DEV_BASE 0x14000000 -+#define ATH724X_PCI_MEM_BASE 0x10000000 -+#define ATH724X_PCI_MEM_SIZE 0x08000000 -+ -+static DEFINE_SPINLOCK(ath724x_pci_lock); -+static struct ath724x_pci_data *pci_data; -+static int pci_data_size; -+ -+static int ath724x_pci_read(struct pci_bus *bus, unsigned int devfn, int where, -+ int size, uint32_t *value) -+{ -+ unsigned long flags, addr, tval, mask; -+ -+ if (devfn) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ -+ if (where & (size - 1)) -+ return PCIBIOS_BAD_REGISTER_NUMBER; -+ -+ spin_lock_irqsave(&ath724x_pci_lock, flags); -+ -+ switch (size) { -+ case 1: -+ addr = where & ~3; -+ mask = 0xff000000 >> ((where % 4) * 8); -+ tval = reg_read(ATH724X_PCI_DEV_BASE + addr); -+ tval = tval & ~mask; -+ *value = (tval >> ((4 - (where % 4))*8)); -+ break; -+ case 2: -+ addr = where & ~3; -+ mask = 0xffff0000 >> ((where % 4)*8); -+ tval = reg_read(ATH724X_PCI_DEV_BASE + addr); -+ tval = tval & ~mask; -+ *value = (tval >> ((4 - (where % 4))*8)); -+ break; -+ case 4: -+ *value = reg_read(ATH724X_PCI_DEV_BASE + where); -+ break; -+ default: -+ spin_unlock_irqrestore(&ath724x_pci_lock, flags); -+ -+ return PCIBIOS_BAD_REGISTER_NUMBER; -+ } -+ -+ spin_unlock_irqrestore(&ath724x_pci_lock, flags); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int ath724x_pci_write(struct pci_bus *bus, unsigned int devfn, int where, -+ int size, uint32_t value) -+{ -+ unsigned long flags, tval, addr, mask; -+ -+ if (devfn) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ -+ if (where & (size - 1)) -+ return PCIBIOS_BAD_REGISTER_NUMBER; -+ -+ spin_lock_irqsave(&ath724x_pci_lock, flags); -+ -+ switch (size) { -+ case 1: -+ addr = (ATH724X_PCI_DEV_BASE + where) & ~3; -+ mask = 0xff000000 >> ((where % 4)*8); -+ tval = reg_read(addr); -+ tval = tval & ~mask; -+ tval |= (value << ((4 - (where % 4))*8)) & mask; -+ reg_write(addr, tval); -+ break; -+ case 2: -+ addr = (ATH724X_PCI_DEV_BASE + where) & ~3; -+ mask = 0xffff0000 >> ((where % 4)*8); -+ tval = reg_read(addr); -+ tval = tval & ~mask; -+ tval |= (value << ((4 - (where % 4))*8)) & mask; -+ reg_write(addr, tval); -+ break; -+ case 4: -+ reg_write((ATH724X_PCI_DEV_BASE + where), value); -+ break; -+ default: -+ spin_unlock_irqrestore(&ath724x_pci_lock, flags); -+ -+ return PCIBIOS_BAD_REGISTER_NUMBER; -+ } -+ -+ spin_unlock_irqrestore(&ath724x_pci_lock, flags); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static struct pci_ops ath724x_pci_ops = { -+ .read = ath724x_pci_read, -+ .write = ath724x_pci_write, -+}; -+ -+static struct resource ath724x_io_resource = { -+ .name = "PCI IO space", -+ .start = 0, -+ .end = 0, -+ .flags = IORESOURCE_IO, -+}; -+ -+static struct resource ath724x_mem_resource = { -+ .name = "PCI memory space", -+ .start = ATH724X_PCI_MEM_BASE, -+ .end = ATH724X_PCI_MEM_BASE + ATH724X_PCI_MEM_SIZE - 1, -+ .flags = IORESOURCE_MEM, -+}; -+ -+static struct pci_controller ath724x_pci_controller = { -+ .pci_ops = &ath724x_pci_ops, -+ .io_resource = &ath724x_io_resource, -+ .mem_resource = &ath724x_mem_resource, -+}; -+ -+void ath724x_pci_add_data(struct ath724x_pci_data *data, int size) -+{ -+ pci_data = data; -+ pci_data_size = size; -+} -+ -+int __init pcibios_map_irq(const struct pci_dev *dev, uint8_t slot, uint8_t pin) -+{ -+ unsigned int devfn = dev->devfn; -+ int irq = -1; -+ -+ if (devfn > pci_data_size - 1) -+ return irq; -+ -+ irq = pci_data[devfn].irq; -+ -+ return irq; -+} -+ -+int pcibios_plat_dev_init(struct pci_dev *dev) -+{ -+ unsigned int devfn = dev->devfn; -+ -+ if (devfn > pci_data_size - 1) -+ return PCIBIOS_DEVICE_NOT_FOUND; -+ -+ dev->dev.platform_data = pci_data[devfn].pdata; -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+static int __init ath724x_pcibios_init(void) -+{ -+ register_pci_controller(&ath724x_pci_controller); -+ -+ return PCIBIOS_SUCCESSFUL; -+} -+ -+arch_initcall(ath724x_pcibios_init); |