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: 39466master
parent
f491623c37
commit
b75a9b04df
@ -1,21 +1,59 @@ |
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bcm53xx: register bcma bus
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From 22b90bcf616578abe09845c72317ce53312f7faf Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Sat, 25 Jan 2014 17:03:07 +0100
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Subject: [PATCH 8/8] ARM: BCM5301X: register bcma bus
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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arch/arm/boot/dts/bcm4708.dtsi | 5 +++++
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1 file changed, 5 insertions(+)
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arch/arm/boot/dts/bcm4708.dtsi | 43 ++++++++++++++++++++++++++++++++++++++++
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1 file changed, 43 insertions(+)
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--- a/arch/arm/boot/dts/bcm4708.dtsi
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+++ b/arch/arm/boot/dts/bcm4708.dtsi
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@@ -72,6 +72,11 @@
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<0x19020100 0x100>;
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@@ -31,4 +31,47 @@
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};
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};
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+ bus@18000000 {
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+ aix@18000000 {
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+ compatible = "brcm,bus-aix";
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+ reg = <0x18000000 0x1000>;
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+ };
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+ ranges = <0x00000000 0x18000000 0x00100000>;
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+
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+ usb2@0 {
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+ compatible = "brcm,northstar-usb2";
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+ reg = <0x18021000 0x1000>;
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+ interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+
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+ usb3@0 {
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+ compatible = "brcm,northstar-usb3";
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+ reg = <0x18023000 0x1000>;
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+ interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+
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+ gmac@0 {
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+ compatible = "brcm,northstar-gmac";
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+ reg = <0x18024000 0x1000>;
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+ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+
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timer@19020200 {
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compatible = "arm,cortex-a9-global-timer";
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reg = <0x19020200 0x100>;
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+ gmac@1 {
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+ compatible = "brcm,northstar-gmac";
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+ reg = <0x18025000 0x1000>;
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+ interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+
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+ gmac@2 {
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+ compatible = "brcm,northstar-gmac";
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+ reg = <0x18026000 0x1000>;
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+ interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+
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+ gmac@3 {
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+ compatible = "brcm,northstar-gmac";
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+ reg = <0x18027000 0x1000>;
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+ interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+ };
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};
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@ -0,0 +1,74 @@ |
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From 06a21484198df9a4d34fe5062878d3bf4fc14340 Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Thu, 9 Jan 2014 19:40:14 +0100
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Subject: [PATCH 7/8] bcma: get irqs from dt
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---
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drivers/bcma/main.c | 42 +++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 41 insertions(+), 1 deletion(-)
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -10,6 +10,8 @@
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#include <linux/platform_device.h>
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#include <linux/bcma/bcma.h>
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#include <linux/slab.h>
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+#include <linux/of_irq.h>
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+#include <linux/of_address.h>
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MODULE_DESCRIPTION("Broadcom's specific AMBA driver");
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MODULE_LICENSE("GPL");
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@@ -111,6 +113,38 @@ static void bcma_release_core_dev(struct
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kfree(core);
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}
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+static struct device_node *bcma_of_find_child_device(struct platform_device *parent,
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+ struct bcma_device *core)
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+{
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+ struct device_node *node;
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+ u64 size;
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+ const __be32 *reg;
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+
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+ if (!parent || !parent->dev.of_node)
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+ return NULL;
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+
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+ for_each_child_of_node(parent->dev.of_node, node) {
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+ reg = of_get_address(node, 0, &size, 0);
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+ if (!reg)
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+ continue;
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+ if (be32_to_cpup(reg) == core->addr)
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+ return node;
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+ }
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+ return NULL;
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+}
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+
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+static void bcma_of_fill_device(struct platform_device *parent,
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+ struct bcma_device *core)
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+{
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+ struct device_node *node;
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+
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+ node = bcma_of_find_child_device(parent, core);
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+ if (!node)
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+ return;
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+ core->dev.of_node = node;
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+ core->irq = irq_of_parse_and_map(node, 0);
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+}
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+
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static int bcma_register_cores(struct bcma_bus *bus)
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{
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struct bcma_device *core;
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@@ -145,7 +179,13 @@ static int bcma_register_cores(struct bc
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break;
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case BCMA_HOSTTYPE_SOC:
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core->dev.dma_mask = &core->dev.coherent_dma_mask;
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- core->dma_dev = &core->dev;
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+ if (bus->host_pdev) {
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+ core->dma_dev = &bus->host_pdev->dev;
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+ core->dev.parent = &bus->host_pdev->dev;
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+ bcma_of_fill_device(bus->host_pdev, core);
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+ } else {
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+ core->dma_dev = &core->dev;
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+ }
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break;
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case BCMA_HOSTTYPE_SDIO:
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break;
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@ -1,18 +0,0 @@ |
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bcma: fix dma mask
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/bcma/main.c | 1 +
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1 file changed, 1 insertion(+)
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -144,6 +144,7 @@ static int bcma_register_cores(struct bc
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core->irq = bus->host_pci->irq;
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break;
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case BCMA_HOSTTYPE_SOC:
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+ core->dev.coherent_dma_mask = DMA_BIT_MASK(32);
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core->dev.dma_mask = &core->dev.coherent_dma_mask;
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core->dma_dev = &core->dev;
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break;
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@ -1,156 +0,0 @@ |
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bcma: add arm support
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/bcma/Kconfig | 9 +++++
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drivers/bcma/Makefile | 1 +
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drivers/bcma/driver_arm.c | 61 ++++++++++++++++++++++++++++++++++
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drivers/bcma/main.c | 7 ++++
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include/linux/bcma/bcma.h | 2 ++
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include/linux/bcma/bcma_driver_arm.h | 20 +++++++++++
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6 files changed, 100 insertions(+)
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create mode 100644 drivers/bcma/driver_arm.c
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create mode 100644 include/linux/bcma/bcma_driver_arm.h
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--- a/drivers/bcma/Kconfig
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+++ b/drivers/bcma/Kconfig
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@@ -54,6 +54,15 @@ config BCMA_DRIVER_MIPS
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If unsure, say N
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+config BCMA_DRIVER_ARM
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+ bool "BCMA Broadcom ARM core driver"
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+ depends on BCMA && ARM
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+ help
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+ Driver for the Broadcom MIPS core attached to Broadcom specific
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+ Advanced Microcontroller Bus.
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+
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+ If unsure, say N
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+
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config BCMA_SFLASH
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bool
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depends on BCMA_DRIVER_MIPS
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--- a/drivers/bcma/Makefile
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+++ b/drivers/bcma/Makefile
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@@ -5,6 +5,7 @@ bcma-$(CONFIG_BCMA_NFLASH) += driver_ch
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bcma-y += driver_pci.o
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bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o
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bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o
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+bcma-$(CONFIG_BCMA_DRIVER_ARM) += driver_arm.o
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bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o
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bcma-$(CONFIG_BCMA_DRIVER_GPIO) += driver_gpio.o
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bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o
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--- /dev/null
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+++ b/drivers/bcma/driver_arm.c
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@@ -0,0 +1,53 @@
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+/*
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+ * Broadcom specific AMBA
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+ * Broadcom MIPS32 74K core driver
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+ *
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+ * Copyright 2009, Broadcom Corporation
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+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
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+ * Copyright 2010, Bernhard Loos <bernhardloos@googlemail.com>
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+ * Copyright 2011, Hauke Mehrtens <hauke@hauke-m.de>
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+ *
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+ * Licensed under the GNU/GPL. See COPYING for details.
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+ */
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+
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+#include "bcma_private.h"
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+
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+#include <linux/bcma/bcma.h>
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+
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+static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq,
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+ u16 coreid, u8 unit)
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+{
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+ struct bcma_device *core;
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+
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+ core = bcma_find_core_unit(bus, coreid, unit);
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+ if (!core) {
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+ bcma_warn(bus,
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+ "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n",
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+ coreid, unit);
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+ return;
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+ }
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+ core->irq = irq;
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+}
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+
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+void bcma_core_arm_init(struct bcma_drv_arm *acore)
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+{
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+ struct bcma_bus *bus;
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+ struct bcma_device *core;
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+ bus = acore->core->bus;
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+
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+ if (acore->setup_done)
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+ return;
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+
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+ bcma_core_mips_set_irq_name(bus, 111, BCMA_CORE_USB20, 0);
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+
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+ bcma_core_mips_set_irq_name(bus, 179, BCMA_CORE_MAC_GBIT, 0);
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+ bcma_core_mips_set_irq_name(bus, 180, BCMA_CORE_MAC_GBIT, 1);
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+ bcma_core_mips_set_irq_name(bus, 181, BCMA_CORE_MAC_GBIT, 2);
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+ bcma_core_mips_set_irq_name(bus, 182, BCMA_CORE_MAC_GBIT, 3);
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+
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+ bcma_core_mips_set_irq_name(bus, 112, BCMA_CORE_USB30, 0);
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+ bcma_debug(bus, "IRQ reconfiguration done\n");
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+
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+
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+ acore->setup_done = true;
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+}
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--- a/drivers/bcma/main.c
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+++ b/drivers/bcma/main.c
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@@ -259,6 +259,13 @@ int bcma_bus_register(struct bcma_bus *b
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bcma_core_mips_init(&bus->drv_mips);
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}
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+ /* Init ARM core */
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+ core = bcma_find_core(bus, BCMA_CORE_ARMCA9);
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+ if (core) {
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+ bus->drv_arm.core = core;
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+ bcma_core_arm_init(&bus->drv_arm);
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+ }
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+
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/* Init PCIE core */
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core = bcma_find_core_unit(bus, BCMA_CORE_PCIE, 0);
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if (core) {
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--- a/include/linux/bcma/bcma.h
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+++ b/include/linux/bcma/bcma.h
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@@ -7,6 +7,7 @@
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#include <linux/bcma/bcma_driver_chipcommon.h>
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#include <linux/bcma/bcma_driver_pci.h>
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#include <linux/bcma/bcma_driver_mips.h>
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+#include <linux/bcma/bcma_driver_arm.h>
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#include <linux/bcma/bcma_driver_gmac_cmn.h>
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#include <linux/ssb/ssb.h> /* SPROM sharing */
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@@ -334,6 +335,7 @@ struct bcma_bus {
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struct bcma_drv_cc drv_cc;
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struct bcma_drv_pci drv_pci[2];
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struct bcma_drv_mips drv_mips;
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+ struct bcma_drv_arm drv_arm;
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struct bcma_drv_gmac_cmn drv_gmac_cmn;
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/* We decided to share SPROM struct with SSB as long as we do not need
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--- /dev/null
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+++ b/include/linux/bcma/bcma_driver_arm.h
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@@ -0,0 +1,20 @@
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+#ifndef LINUX_BCMA_DRIVER_ARM_H_
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+#define LINUX_BCMA_DRIVER_ARM_H_
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+
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+struct bcma_device;
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+
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+struct bcma_drv_arm {
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+ struct bcma_device *core;
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+ u8 setup_done:1;
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+ u8 early_setup_done:1;
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+};
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+
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+#ifdef CONFIG_BCMA_DRIVER_ARM
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+extern void bcma_core_arm_init(struct bcma_drv_arm *acore);
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+
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+#else
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+static inline void bcma_core_arm_init(struct bcma_drv_arm *acore) { }
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+
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+#endif
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+
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+#endif /* LINUX_BCMA_DRIVER_ARM_H_ */
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