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bcm53xx: update the bcm53xx patches 

This does not add any new features, just some changes to the patches
and a first try to use dt to set the irqs.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 39466
This commit is contained in:
Hauke Mehrtens 2014-02-04 23:00:55 +00:00
parent f491623c37
commit b75a9b04df
6 changed files with 288 additions and 275 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

214
target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch
View File

@ -79,9 +79,10 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
targets += $(dtb-y)
--- /dev/null
+++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
@@ -0,0 +1,20 @@
@@ -0,0 +1,35 @@
+/*
+ * Broadcom BCM470X / BCM5301X arm platform code.
+ * DTS for Netgear R6250 V1
+ *
+ * Copyright 2013 Hauke Mehrtens <hauke@hauke-m.de>
+ *
@ -93,37 +94,43 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+#include "bcm4708.dtsi"
+
+/ {
+ compatible = "netgear,r6250v1", "broadcom,bcm4708";
+ compatible = "netgear,r6250v1", "brcm,bcm4708";
+ model = "Netgear R6250 V1 (BCM4708)";
+
+ chosen {
+ bootargs = "console=ttyS0,115200";
+ };
+
+ memory {
+ reg = <0x00000000 0x08000000>;
+ };
+
+ chipcommonA {
+ uart0: serial@0300 {
+ status = "okay";
+ };
+
+ uart1: serial@0400 {
+ status = "okay";
+ };
+ };
+};
--- /dev/null
+++ b/arch/arm/boot/dts/bcm4708.dtsi
@@ -0,0 +1,100 @@
@@ -0,0 +1,34 @@
+/*
+ * Broadcom BCM470X / BCM5301X ARM platform code.
+ * DTS for BCM4708 SoC.
+ *
+ * Copyright 2013 Hauke Mehrtens <hauke@hauke-m.de>
+ * Copyright 2013-2014 Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+#include "skeleton.dtsi"
+#include "bcm5301x.dtsi"
+
+/ {
+ compatible = "broadcom,bcm4708";
+ model = "Broadcom BCM4708";
+ interrupt-parent = <&gic>;
+
+ chosen {
+ bootargs = "console=ttyS0,115200 debug earlyprintk";
+ };
+ compatible = "brcm,bcm4708";
+
+ cpus {
+ #address-cells = <1>;
@ -133,13 +140,100 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <0>;
+ reg = <0x0>;
+ };
+
+ cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <1>;
+ reg = <0x1>;
+ };
+ };
+
+};
--- /dev/null
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -0,0 +1,95 @@
+/*
+ * Broadcom BCM470X / BCM5301X ARM platform code.
+ * Generic DTS part for all BCM53010, BCM53011, BCM53012, BCM53014, BCM53015,
+ * BCM53016, BCM53017, BCM53018, BCM4707, BCM4708 and BCM4709 SoCs
+ *
+ * Copyright 2013-2014 Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "skeleton.dtsi"
+
+/ {
+ interrupt-parent = <&gic>;
+
+ chipcommonA {
+ compatible = "simple-bus";
+ ranges = <0x00000000 0x18000000 0x00001000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ uart0: serial@0300 {
+ compatible = "ns16550";
+ reg = <0x0300 0x100>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <100000000>;
+ status = "disabled";
+ };
+
+ uart1: serial@0400 {
+ compatible = "ns16550";
+ reg = <0x0400 0x100>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <100000000>;
+ status = "disabled";
+ };
+ };
+
+ mpcore {
+ compatible = "simple-bus";
+ ranges = <0x00000000 0x19020000 0x00003000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ scu@0000 {
+ compatible = "arm,cortex-a9-scu";
+ reg = <0x0000 0x100>;
+ };
+
+ timer@0200 {
+ compatible = "arm,cortex-a9-global-timer";
+ reg = <0x0200 0x100>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_periph>;
+ };
+
+ local-timer@0600 {
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = <0x0600 0x100>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_periph>;
+ };
+
+ gic: interrupt-controller@1000 {
+ compatible = "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x1000 0x1000>,
+ <0x0100 0x100>;
+ };
+
+ L2: cache-controller@2000 {
+ compatible = "arm,pl310-cache";
+ reg = <0x2000 0x1000>;
+ cache-unified;
+ cache-level = <2>;
+ };
+ };
+
@ -147,61 +241,14 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* As long as we do not have a real clock driver us this
+ * fixed clock */
+ clk_periph: periph {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <400000000>;
+ };
+ };
+
+ uart@18000300 {
+ compatible = "ns16550";
+ reg = <0x18000300 0x100>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <100000000>;
+ };
+
+ uart@18000400 {
+ compatible = "ns16550";
+ reg = <0x18000400 0x100>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <100000000>;
+ };
+
+ gic: interrupt-controller@19021000 {
+ compatible = "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x19021000 0x1000>,
+ <0x19020100 0x100>;
+ };
+
+ timer@19020200 {
+ compatible = "arm,cortex-a9-global-timer";
+ reg = <0x19020200 0x100>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_periph>;
+ };
+
+ local-timer@19020600 {
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = <0x19020600 0x100>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_periph>;
+ };
+
+ L2: cache-controller@19022000 {
+ compatible = "arm,pl310-cache";
+ reg = <0x19022000 0x1000>;
+ cache-unified;
+ cache-level = <2>;
+ };
+
+ scu@19020000 {
+ compatible = "arm,cortex-a9-scu";
+ reg = <0x19020000 0x100>;
+ };
+};
--- /dev/null
+++ b/arch/arm/include/debug/bcm53xx.S
@ -227,7 +274,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+#include <asm/hardware/debug-8250.S>
--- /dev/null
+++ b/arch/arm/mach-bcm53xx/Kconfig
@@ -0,0 +1,26 @@
@@ -0,0 +1,25 @@
+config ARCH_BCM_5301X
+ bool "Broadcom BCM470X / BCM5301X ARM SoC" if ARCH_MULTI_V7
+ depends on MMU
@ -238,7 +285,6 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ select HAVE_SMP
+ select COMMON_CLK
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_TIME
+ select ARM_GLOBAL_TIMER
+ select CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
+ select MIGHT_HAVE_PCI
@ -260,7 +306,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+obj-y += bcm53xx.o
--- /dev/null
+++ b/arch/arm/mach-bcm53xx/bcm53xx.c
@@ -0,0 +1,60 @@
@@ -0,0 +1,70 @@
+/*
+ * Broadcom BCM470X / BCM5301X ARM platform code.
+ *
@ -268,33 +314,43 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+#include <linux/of_address.h>
+#include <linux/of_platform.h>
+#include <linux/clocksource.h>
+#include <linux/clk-provider.h>
+#include <asm/hardware/cache-l2x0.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/siginfo.h>
+#include <asm/signal.h>
+
+
+static bool first_fault = true;
+
+static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr,
+ struct pt_regs *regs)
+{
+ /*
+ * These happen for no good reason, possibly left over from CFE
+ */
+ pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",
+ if (fsr == 0x1c06 && first_fault) {
+ first_fault = false;
+
+ /*
+ * These faults with code 0x1c06 happens for no good reason,
+ * possibly left over from the CFE boot loader.
+ */
+ pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n",
+ addr, fsr);
+
+ /* Returning non-zero causes fault display and panic */
+ return 0;
+ /* Returning non-zero causes fault display and panic */
+ return 0;
+ }
+
+ /* Others should cause a fault */
+ return 1;
+}
+
+static void __init bcm5301x_init_early(void)
+{
+ /* Install our hook */
+ hook_fault_code(16 + 6, bcm5301x_abort_handler, SIGBUS, 0,
+ hook_fault_code(16 + 6, bcm5301x_abort_handler, SIGBUS, BUS_OBJERR,
+ "imprecise external abort");
+}
+
@ -311,7 +367,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+}
+
+static const char __initconst *bcm5301x_dt_compat[] = {
+ "broadcom,bcm4708",
+ "brcm,bcm4708",
+ NULL,
+};
+

60
target/linux/bcm53xx/patches-3.10/052-bcm53xx-register-bcma-bus.patch
View File

@ -1,21 +1,59 @@
bcm53xx: register bcma bus
From 22b90bcf616578abe09845c72317ce53312f7faf Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 25 Jan 2014 17:03:07 +0100
Subject: [PATCH 8/8] ARM: BCM5301X: register bcma bus
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
arch/arm/boot/dts/bcm4708.dtsi | 5 +++++
1 file changed, 5 insertions(+)
arch/arm/boot/dts/bcm4708.dtsi | 43 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
--- a/arch/arm/boot/dts/bcm4708.dtsi
+++ b/arch/arm/boot/dts/bcm4708.dtsi
@@ -72,6 +72,11 @@
<0x19020100 0x100>;
@@ -31,4 +31,47 @@
};
};
+ bus@18000000 {
+ aix@18000000 {
+ compatible = "brcm,bus-aix";
+ reg = <0x18000000 0x1000>;
+ };
+ ranges = <0x00000000 0x18000000 0x00100000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
timer@19020200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x19020200 0x100>;
+ usb2@0 {
+ compatible = "brcm,northstar-usb2";
+ reg = <0x18021000 0x1000>;
+ interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ usb3@0 {
+ compatible = "brcm,northstar-usb3";
+ reg = <0x18023000 0x1000>;
+ interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ gmac@0 {
+ compatible = "brcm,northstar-gmac";
+ reg = <0x18024000 0x1000>;
+ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ gmac@1 {
+ compatible = "brcm,northstar-gmac";
+ reg = <0x18025000 0x1000>;
+ interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ gmac@2 {
+ compatible = "brcm,northstar-gmac";
+ reg = <0x18026000 0x1000>;
+ interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ gmac@3 {
+ compatible = "brcm,northstar-gmac";
+ reg = <0x18027000 0x1000>;
+ interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
};

41
target/linux/bcm53xx/patches-3.10/111-bcma-register-bcma-as-device-tree-driver.patch
View File

@ -1,12 +1,16 @@
bcma: register bcma as device tree driver
From c046c19fc8f1af7cf253fea5b0253143c159948a Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Mon, 6 Jan 2014 23:29:15 +0100
Subject: [PATCH 6/8] bcma: register bcma as device tree driver
This driver is used by the bcm53xx ARM SoC code.Now it is possible to
give the address of the chipcommon core in device tree.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/bcma/host_soc.c | 73 +++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 73 insertions(+)
drivers/bcma/host_soc.c | 70 +++++++++++++++++++++++++++++++++++++++++++++
include/linux/bcma/bcma.h | 2 ++
2 files changed, 72 insertions(+)
--- a/drivers/bcma/host_soc.c
+++ b/drivers/bcma/host_soc.c
@ -20,7 +24,15 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
#include <linux/bcma/bcma.h>
#include <linux/bcma/bcma_soc.h>
@@ -181,3 +184,73 @@ int __init bcma_host_soc_register(struct
@@ -173,6 +176,7 @@ int __init bcma_host_soc_register(struct
/* Host specific */
bus->hosttype = BCMA_HOSTTYPE_SOC;
bus->ops = &bcma_host_soc_ops;
+ bus->host_pdev = NULL;
/* Register */
err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
@@ -181,3 +185,69 @@ int __init bcma_host_soc_register(struct
return err;
}
@ -34,20 +46,19 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ int err;
+
+ /* Alloc */
+ bus = kzalloc(sizeof(*bus), GFP_KERNEL);
+ bus = devm_kzalloc(dev, sizeof(*bus), GFP_KERNEL);
+ if (!bus)
+ return -ENOMEM;
+
+ /* Map MMIO */
+ err = -ENOMEM;
+ bus->mmio = of_iomap(np, 0);
+ if (!bus->mmio)
+ goto err_kfree_bus;
+ return -ENOMEM;
+
+ /* Host specific */
+ bus->hosttype = BCMA_HOSTTYPE_SOC;
+ bus->ops = &bcma_host_soc_ops;
+
+ bus->host_pdev = pdev;
+
+ /* Register */
+ err = bcma_bus_register(bus);
@ -60,8 +71,6 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+err_unmap_mmio:
+ iounmap(bus->mmio);
+err_kfree_bus:
+ kfree(bus);
+ return err;
+}
+
@ -71,7 +80,6 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+
+ bcma_bus_unregister(bus);
+ iounmap(bus->mmio);
+ kfree(bus);
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
@ -94,3 +102,14 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+};
+module_platform_driver(bcma_host_soc_driver);
+#endif /* CONFIG_OF */
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -319,6 +319,8 @@ struct bcma_bus {
struct pci_dev *host_pci;
/* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */
struct sdio_func *host_sdio;
+ /* Pointer to platform device (only for BCMA_HOSTTYPE_SOC) */
+ struct platform_device *host_pdev;
};
struct bcma_chipinfo chipinfo;

74
target/linux/bcm53xx/patches-3.10/112-bcma-get-irqs-from-dt.patch Normal file
View File

@ -0,0 +1,74 @@
From 06a21484198df9a4d34fe5062878d3bf4fc14340 Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Thu, 9 Jan 2014 19:40:14 +0100
Subject: [PATCH 7/8] bcma: get irqs from dt
---
drivers/bcma/main.c | 42 +++++++++++++++++++++++++++++++++++++++++-
1 file changed, 41 insertions(+), 1 deletion(-)
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -10,6 +10,8 @@
#include <linux/platform_device.h>
#include <linux/bcma/bcma.h>
#include <linux/slab.h>
+#include <linux/of_irq.h>
+#include <linux/of_address.h>
MODULE_DESCRIPTION("Broadcom's specific AMBA driver");
MODULE_LICENSE("GPL");
@@ -111,6 +113,38 @@ static void bcma_release_core_dev(struct
kfree(core);
}
+static struct device_node *bcma_of_find_child_device(struct platform_device *parent,
+ struct bcma_device *core)
+{
+ struct device_node *node;
+ u64 size;
+ const __be32 *reg;
+
+ if (!parent || !parent->dev.of_node)
+ return NULL;
+
+ for_each_child_of_node(parent->dev.of_node, node) {
+ reg = of_get_address(node, 0, &size, 0);
+ if (!reg)
+ continue;
+ if (be32_to_cpup(reg) == core->addr)
+ return node;
+ }
+ return NULL;
+}
+
+static void bcma_of_fill_device(struct platform_device *parent,
+ struct bcma_device *core)
+{
+ struct device_node *node;
+
+ node = bcma_of_find_child_device(parent, core);
+ if (!node)
+ return;
+ core->dev.of_node = node;
+ core->irq = irq_of_parse_and_map(node, 0);
+}
+
static int bcma_register_cores(struct bcma_bus *bus)
{
struct bcma_device *core;
@@ -145,7 +179,13 @@ static int bcma_register_cores(struct bc
break;
case BCMA_HOSTTYPE_SOC:
core->dev.dma_mask = &core->dev.coherent_dma_mask;
- core->dma_dev = &core->dev;
+ if (bus->host_pdev) {
+ core->dma_dev = &bus->host_pdev->dev;
+ core->dev.parent = &bus->host_pdev->dev;
+ bcma_of_fill_device(bus->host_pdev, core);
+ } else {
+ core->dma_dev = &core->dev;
+ }
break;
case BCMA_HOSTTYPE_SDIO:
break;

18
target/linux/bcm53xx/patches-3.10/121-bcma-fix-dma-mask.patch
View File

@ -1,18 +0,0 @@
bcma: fix dma mask
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/bcma/main.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -144,6 +144,7 @@ static int bcma_register_cores(struct bc
core->irq = bus->host_pci->irq;
break;
case BCMA_HOSTTYPE_SOC:
+ core->dev.coherent_dma_mask = DMA_BIT_MASK(32);
core->dev.dma_mask = &core->dev.coherent_dma_mask;
core->dma_dev = &core->dev;
break;

156
target/linux/bcm53xx/patches-3.10/122-bcma-add-arm-support.patch
View File

@ -1,156 +0,0 @@
bcma: add arm support
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/bcma/Kconfig | 9 +++++
drivers/bcma/Makefile | 1 +
drivers/bcma/driver_arm.c | 61 ++++++++++++++++++++++++++++++++++
drivers/bcma/main.c | 7 ++++
include/linux/bcma/bcma.h | 2 ++
include/linux/bcma/bcma_driver_arm.h | 20 +++++++++++
6 files changed, 100 insertions(+)
create mode 100644 drivers/bcma/driver_arm.c
create mode 100644 include/linux/bcma/bcma_driver_arm.h
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -54,6 +54,15 @@ config BCMA_DRIVER_MIPS
If unsure, say N
+config BCMA_DRIVER_ARM
+ bool "BCMA Broadcom ARM core driver"
+ depends on BCMA && ARM
+ help
+ Driver for the Broadcom MIPS core attached to Broadcom specific
+ Advanced Microcontroller Bus.
+
+ If unsure, say N
+
config BCMA_SFLASH
bool
depends on BCMA_DRIVER_MIPS
--- a/drivers/bcma/Makefile
+++ b/drivers/bcma/Makefile
@@ -5,6 +5,7 @@ bcma-$(CONFIG_BCMA_NFLASH) += driver_ch
bcma-y += driver_pci.o
bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o
bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o
+bcma-$(CONFIG_BCMA_DRIVER_ARM) += driver_arm.o
bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o
bcma-$(CONFIG_BCMA_DRIVER_GPIO) += driver_gpio.o
bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o
--- /dev/null
+++ b/drivers/bcma/driver_arm.c
@@ -0,0 +1,53 @@
+/*
+ * Broadcom specific AMBA
+ * Broadcom MIPS32 74K core driver
+ *
+ * Copyright 2009, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ * Copyright 2010, Bernhard Loos <bernhardloos@googlemail.com>
+ * Copyright 2011, Hauke Mehrtens <hauke@hauke-m.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "bcma_private.h"
+
+#include <linux/bcma/bcma.h>
+
+static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq,
+ u16 coreid, u8 unit)
+{
+ struct bcma_device *core;
+
+ core = bcma_find_core_unit(bus, coreid, unit);
+ if (!core) {
+ bcma_warn(bus,
+ "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n",
+ coreid, unit);
+ return;
+ }
+ core->irq = irq;
+}
+
+void bcma_core_arm_init(struct bcma_drv_arm *acore)
+{
+ struct bcma_bus *bus;
+ struct bcma_device *core;
+ bus = acore->core->bus;
+
+ if (acore->setup_done)
+ return;
+
+ bcma_core_mips_set_irq_name(bus, 111, BCMA_CORE_USB20, 0);
+
+ bcma_core_mips_set_irq_name(bus, 179, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 180, BCMA_CORE_MAC_GBIT, 1);
+ bcma_core_mips_set_irq_name(bus, 181, BCMA_CORE_MAC_GBIT, 2);
+ bcma_core_mips_set_irq_name(bus, 182, BCMA_CORE_MAC_GBIT, 3);
+
+ bcma_core_mips_set_irq_name(bus, 112, BCMA_CORE_USB30, 0);
+ bcma_debug(bus, "IRQ reconfiguration done\n");
+
+
+ acore->setup_done = true;
+}
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -259,6 +259,13 @@ int bcma_bus_register(struct bcma_bus *b
bcma_core_mips_init(&bus->drv_mips);
}
+ /* Init ARM core */
+ core = bcma_find_core(bus, BCMA_CORE_ARMCA9);
+ if (core) {
+ bus->drv_arm.core = core;
+ bcma_core_arm_init(&bus->drv_arm);
+ }
+
/* Init PCIE core */
core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0);
if (core) {
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -7,6 +7,7 @@
#include <linux/bcma/bcma_driver_chipcommon.h>
#include <linux/bcma/bcma_driver_pci.h>
#include <linux/bcma/bcma_driver_mips.h>
+#include <linux/bcma/bcma_driver_arm.h>
#include <linux/bcma/bcma_driver_gmac_cmn.h>
#include <linux/ssb/ssb.h> /* SPROM sharing */
@@ -334,6 +335,7 @@ struct bcma_bus {
struct bcma_drv_cc drv_cc;
struct bcma_drv_pci drv_pci[2];
struct bcma_drv_mips drv_mips;
+ struct bcma_drv_arm drv_arm;
struct bcma_drv_gmac_cmn drv_gmac_cmn;
/* We decided to share SPROM struct with SSB as long as we do not need
--- /dev/null
+++ b/include/linux/bcma/bcma_driver_arm.h
@@ -0,0 +1,20 @@
+#ifndef LINUX_BCMA_DRIVER_ARM_H_
+#define LINUX_BCMA_DRIVER_ARM_H_
+
+struct bcma_device;
+
+struct bcma_drv_arm {
+ struct bcma_device *core;
+ u8 setup_done:1;
+ u8 early_setup_done:1;
+};
+
+#ifdef CONFIG_BCMA_DRIVER_ARM
+extern void bcma_core_arm_init(struct bcma_drv_arm *acore);
+
+#else
+static inline void bcma_core_arm_init(struct bcma_drv_arm *acore) { }
+
+#endif
+
+#endif /* LINUX_BCMA_DRIVER_ARM_H_ */