mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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97e6f60806
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32605 3c298f89-4303-0410-b956-a3cf2f4a3e73
132 lines
3.7 KiB
Diff
132 lines
3.7 KiB
Diff
From f1c3a7dadf7b77809cda7f77df4b1ba3b24fbfa3 Mon Sep 17 00:00:00 2001
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From: Gabor Juhos <juhosg@openwrt.org>
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Date: Wed, 27 Jun 2012 10:12:50 +0200
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Subject: [PATCH 11/34] MIPS: pci-ar724x: remove static PCI resources
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Get those from the platform device instead.
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Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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---
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arch/mips/ath79/pci.c | 21 ++++++++++++++++++++-
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arch/mips/pci/pci-ar724x.c | 40 ++++++++++++++++++++++++----------------
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2 files changed, 44 insertions(+), 17 deletions(-)
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--- a/arch/mips/ath79/pci.c
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+++ b/arch/mips/ath79/pci.c
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@@ -137,10 +137,13 @@ static struct platform_device *
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ath79_register_pci_ar724x(int id,
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unsigned long cfg_base,
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unsigned long ctrl_base,
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+ unsigned long mem_base,
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+ unsigned long mem_size,
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+ unsigned long io_base,
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int irq)
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{
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struct platform_device *pdev;
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- struct resource res[3];
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+ struct resource res[5];
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memset(res, 0, sizeof(res));
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@@ -158,6 +161,16 @@ ath79_register_pci_ar724x(int id,
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res[2].start = irq;
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res[2].end = irq;
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+ res[3].name = "mem_base";
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+ res[3].flags = IORESOURCE_MEM;
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+ res[3].start = mem_base;
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+ res[3].end = mem_base + mem_size - 1;
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+
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+ res[4].name = "io_base";
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+ res[4].flags = IORESOURCE_IO;
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+ res[4].start = io_base;
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+ res[4].end = io_base;
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+
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pdev = platform_device_register_simple("ar724x-pci", id,
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res, ARRAY_SIZE(res));
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return pdev;
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@@ -173,6 +186,9 @@ int __init ath79_register_pci(void)
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pdev = ath79_register_pci_ar724x(-1,
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AR724X_PCI_CFG_BASE,
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AR724X_PCI_CTRL_BASE,
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+ AR724X_PCI_MEM_BASE,
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+ AR724X_PCI_MEM_SIZE,
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+ 0,
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ATH79_CPU_IRQ_IP2);
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} else if (soc_is_ar9342() ||
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soc_is_ar9344()) {
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@@ -185,6 +201,9 @@ int __init ath79_register_pci(void)
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pdev = ath79_register_pci_ar724x(-1,
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AR724X_PCI_CFG_BASE,
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AR724X_PCI_CTRL_BASE,
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+ AR724X_PCI_MEM_BASE,
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+ AR724X_PCI_MEM_SIZE,
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+ 0,
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ATH79_IP2_IRQ(0));
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} else {
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/* No PCI support */
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--- a/arch/mips/pci/pci-ar724x.c
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+++ b/arch/mips/pci/pci-ar724x.c
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@@ -42,6 +42,8 @@ struct ar724x_pci_controller {
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spinlock_t lock;
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struct pci_controller pci_controller;
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+ struct resource io_res;
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+ struct resource mem_res;
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};
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static inline bool ar724x_pci_check_link(struct ar724x_pci_controller *apc)
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@@ -190,20 +192,6 @@ static struct pci_ops ar724x_pci_ops = {
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.write = ar724x_pci_write,
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};
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-static struct resource ar724x_io_resource = {
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- .name = "PCI IO space",
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- .start = 0,
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- .end = 0,
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- .flags = IORESOURCE_IO,
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-};
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-
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-static struct resource ar724x_mem_resource = {
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- .name = "PCI memory space",
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- .start = AR724X_PCI_MEM_BASE,
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- .end = AR724X_PCI_MEM_BASE + AR724X_PCI_MEM_SIZE - 1,
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- .flags = IORESOURCE_MEM,
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-};
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-
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static void ar724x_pci_irq_handler(unsigned int irq, struct irq_desc *desc)
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{
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struct ar724x_pci_controller *apc;
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@@ -331,9 +319,29 @@ static int __devinit ar724x_pci_probe(st
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spin_lock_init(&apc->lock);
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+ res = platform_get_resource_byname(pdev, IORESOURCE_IO, "io_base");
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+ if (!res)
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+ return -EINVAL;
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+
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+ apc->io_res.parent = res;
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+ apc->io_res.name = "PCI IO space";
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+ apc->io_res.start = res->start;
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+ apc->io_res.end = res->end;
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+ apc->io_res.flags = IORESOURCE_IO;
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+
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+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mem_base");
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+ if (!res)
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+ return -EINVAL;
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+
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+ apc->mem_res.parent = res;
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+ apc->mem_res.name = "PCI memory space";
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+ apc->mem_res.start = res->start;
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+ apc->mem_res.end = res->end;
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+ apc->mem_res.flags = IORESOURCE_MEM;
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+
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apc->pci_controller.pci_ops = &ar724x_pci_ops;
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- apc->pci_controller.io_resource = &ar724x_io_resource;
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- apc->pci_controller.mem_resource = &ar724x_mem_resource;
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+ apc->pci_controller.io_resource = &apc->io_res;
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+ apc->pci_controller.mem_resource = &apc->mem_res;
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apc->link_up = ar724x_pci_check_link(apc);
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if (!apc->link_up)
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