diff options
| -rw-r--r-- | target/linux/bcm53xx/patches-3.18/050-bcma-fill-core-details-for-every-device.patch (renamed from target/linux/bcm53xx/patches-3.18/122-bcma-fill-core-details-for-every-device.patch) | 4 | ||||
| -rw-r--r-- | target/linux/bcm53xx/patches-3.18/060-bcma-make-it-possible-to-specify-a-IRQ-num-in-bcma_c.patch | 162 | ||||
| -rw-r--r-- | target/linux/bcm53xx/patches-3.18/061-bcma-get-IRQ-numbers-from-dt.patch | 141 | ||||
| -rw-r--r-- | target/linux/bcm53xx/patches-3.18/121-bcma-get-irqs-from-dt.patch | 38 |
4 files changed, 305 insertions, 40 deletions
diff --git a/target/linux/bcm53xx/patches-3.18/122-bcma-fill-core-details-for-every-device.patch b/target/linux/bcm53xx/patches-3.18/050-bcma-fill-core-details-for-every-device.patch index fadf03cbcd..17b5b10b08 100644 --- a/target/linux/bcm53xx/patches-3.18/122-bcma-fill-core-details-for-every-device.patch +++ b/target/linux/bcm53xx/patches-3.18/050-bcma-fill-core-details-for-every-device.patch @@ -29,7 +29,7 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com> int __init bcma_bus_early_register(struct bcma_bus *bus, --- a/drivers/bcma/main.c +++ b/drivers/bcma/main.c -@@ -172,10 +172,8 @@ static void bcma_of_fill_device(struct p +@@ -169,10 +169,8 @@ static void bcma_of_fill_device(struct p } #endif /* CONFIG_OF */ @@ -41,7 +41,7 @@ Signed-off-by: Rafał Miłecki <zajec5@gmail.com> core->dev.release = bcma_release_core_dev; core->dev.bus = &bcma_bus_type; dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index); -@@ -199,6 +197,11 @@ static void bcma_register_core(struct bc +@@ -196,6 +194,11 @@ static void bcma_register_core(struct bc case BCMA_HOSTTYPE_SDIO: break; } diff --git a/target/linux/bcm53xx/patches-3.18/060-bcma-make-it-possible-to-specify-a-IRQ-num-in-bcma_c.patch b/target/linux/bcm53xx/patches-3.18/060-bcma-make-it-possible-to-specify-a-IRQ-num-in-bcma_c.patch new file mode 100644 index 0000000000..d030b86ac2 --- /dev/null +++ b/target/linux/bcm53xx/patches-3.18/060-bcma-make-it-possible-to-specify-a-IRQ-num-in-bcma_c.patch @@ -0,0 +1,162 @@ +From f3bbc921543ad8098617a5a6a8054fab11878a25 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Wed, 1 Oct 2014 00:30:37 +0200 +Subject: [PATCH 1/3] bcma: make it possible to specify a IRQ num in + bcma_core_irq() + +This moves bcma_core_irq() to main.c and add a extra parameter with a +number so that we can return different irq number for devices with more +than one. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + drivers/bcma/driver_chipcommon.c | 2 +- + drivers/bcma/driver_gpio.c | 4 ++-- + drivers/bcma/driver_mips.c | 11 ++--------- + drivers/bcma/driver_pci_host.c | 4 ++-- + drivers/bcma/main.c | 22 ++++++++++++++++++++++ + include/linux/bcma/bcma.h | 2 ++ + include/linux/bcma/bcma_driver_mips.h | 4 ++-- + 7 files changed, 33 insertions(+), 16 deletions(-) + +--- a/drivers/bcma/driver_chipcommon.c ++++ b/drivers/bcma/driver_chipcommon.c +@@ -339,7 +339,7 @@ void bcma_chipco_serial_init(struct bcma + return; + } + +- irq = bcma_core_irq(cc->core); ++ irq = bcma_core_irq(cc->core, 0); + + /* Determine the registers of the UARTs */ + cc->nr_serial_ports = (cc->capabilities & BCMA_CC_CAP_NRUART); +--- a/drivers/bcma/driver_gpio.c ++++ b/drivers/bcma/driver_gpio.c +@@ -152,7 +152,7 @@ static int bcma_gpio_irq_domain_init(str + handle_simple_irq); + } + +- hwirq = bcma_core_irq(cc->core); ++ hwirq = bcma_core_irq(cc->core, 0); + err = request_irq(hwirq, bcma_gpio_irq_handler, IRQF_SHARED, "gpio", + cc); + if (err) +@@ -183,7 +183,7 @@ static void bcma_gpio_irq_domain_exit(st + return; + + bcma_cc_mask32(cc, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO); +- free_irq(bcma_core_irq(cc->core), cc); ++ free_irq(bcma_core_irq(cc->core, 0), cc); + for (gpio = 0; gpio < chip->ngpio; gpio++) { + int irq = irq_find_mapping(cc->irq_domain, gpio); + +--- a/drivers/bcma/driver_mips.c ++++ b/drivers/bcma/driver_mips.c +@@ -115,7 +115,7 @@ static u32 bcma_core_mips_irqflag(struct + * If disabled, 5 is returned. + * If not supported, 6 is returned. + */ +-static unsigned int bcma_core_mips_irq(struct bcma_device *dev) ++unsigned int bcma_core_mips_irq(struct bcma_device *dev) + { + struct bcma_device *mdev = dev->bus->drv_mips.core; + u32 irqflag; +@@ -133,13 +133,6 @@ static unsigned int bcma_core_mips_irq(s + return 5; + } + +-unsigned int bcma_core_irq(struct bcma_device *dev) +-{ +- unsigned int mips_irq = bcma_core_mips_irq(dev); +- return mips_irq <= 4 ? mips_irq + 2 : 0; +-} +-EXPORT_SYMBOL(bcma_core_irq); +- + static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq) + { + unsigned int oldirq = bcma_core_mips_irq(dev); +@@ -423,7 +416,7 @@ void bcma_core_mips_init(struct bcma_drv + break; + default: + list_for_each_entry(core, &bus->cores, list) { +- core->irq = bcma_core_irq(core); ++ core->irq = bcma_core_irq(core, 0); + } + bcma_err(bus, + "Unknown device (0x%x) found, can not configure IRQs\n", +--- a/drivers/bcma/driver_pci_host.c ++++ b/drivers/bcma/driver_pci_host.c +@@ -593,7 +593,7 @@ int bcma_core_pci_plat_dev_init(struct p + pr_info("PCI: Fixing up device %s\n", pci_name(dev)); + + /* Fix up interrupt lines */ +- dev->irq = bcma_core_irq(pc_host->pdev->core); ++ dev->irq = bcma_core_irq(pc_host->pdev->core, 0); + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); + + readrq = pcie_get_readrq(dev); +@@ -617,6 +617,6 @@ int bcma_core_pci_pcibios_map_irq(const + + pc_host = container_of(dev->bus->ops, struct bcma_drv_pci_host, + pci_ops); +- return bcma_core_irq(pc_host->pdev->core); ++ return bcma_core_irq(pc_host->pdev->core, 0); + } + EXPORT_SYMBOL(bcma_core_pci_pcibios_map_irq); +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -169,6 +169,28 @@ static void bcma_of_fill_device(struct p + } + #endif /* CONFIG_OF */ + ++unsigned int bcma_core_irq(struct bcma_device *core, int num) ++{ ++ struct bcma_bus *bus = core->bus; ++ unsigned int mips_irq; ++ ++ switch (bus->hosttype) { ++ case BCMA_HOSTTYPE_PCI: ++ return bus->host_pci->irq; ++ case BCMA_HOSTTYPE_SOC: ++ if (bus->drv_mips.core && num == 0) { ++ mips_irq = bcma_core_mips_irq(core); ++ return mips_irq <= 4 ? mips_irq + 2 : 0; ++ } ++ break; ++ case BCMA_HOSTTYPE_SDIO: ++ return 0; ++ } ++ ++ return 0; ++} ++EXPORT_SYMBOL(bcma_core_irq); ++ + void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core) + { + core->dev.release = bcma_release_core_dev; +--- a/include/linux/bcma/bcma.h ++++ b/include/linux/bcma/bcma.h +@@ -447,4 +447,6 @@ extern u32 bcma_chipco_pll_read(struct b + #define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */ + extern u32 bcma_core_dma_translation(struct bcma_device *core); + ++extern unsigned int bcma_core_irq(struct bcma_device *core, int num); ++ + #endif /* LINUX_BCMA_H_ */ +--- a/include/linux/bcma/bcma_driver_mips.h ++++ b/include/linux/bcma/bcma_driver_mips.h +@@ -43,12 +43,12 @@ struct bcma_drv_mips { + extern void bcma_core_mips_init(struct bcma_drv_mips *mcore); + extern void bcma_core_mips_early_init(struct bcma_drv_mips *mcore); + +-extern unsigned int bcma_core_irq(struct bcma_device *core); ++extern unsigned int bcma_core_mips_irq(struct bcma_device *dev); + #else + static inline void bcma_core_mips_init(struct bcma_drv_mips *mcore) { } + static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { } + +-static inline unsigned int bcma_core_irq(struct bcma_device *core) ++static inline unsigned int bcma_core_mips_irq(struct bcma_device *dev) + { + return 0; + } diff --git a/target/linux/bcm53xx/patches-3.18/061-bcma-get-IRQ-numbers-from-dt.patch b/target/linux/bcm53xx/patches-3.18/061-bcma-get-IRQ-numbers-from-dt.patch new file mode 100644 index 0000000000..886f6fb9c9 --- /dev/null +++ b/target/linux/bcm53xx/patches-3.18/061-bcma-get-IRQ-numbers-from-dt.patch @@ -0,0 +1,141 @@ +From 4eb6a1fd46965ed6c3fb9327276eb53a3021eaaa 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 3/3] bcma: get IRQ numbers from dt + +It is not possible to auto detect the irq numbers used by the cores on +an arm SoC. If bcma was registered with device tree it will search for +some device tree nodes with the irq number and add it to the core +configuration. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + Documentation/devicetree/bindings/bus/bcma.txt | 21 +++++++++++ + drivers/bcma/main.c | 52 +++++++++++++++++++++++++- + 2 files changed, 72 insertions(+), 1 deletion(-) + +--- a/Documentation/devicetree/bindings/bus/bcma.txt ++++ b/Documentation/devicetree/bindings/bus/bcma.txt +@@ -8,6 +8,11 @@ Required properties: + + The cores on the AXI bus are automatically detected by bcma with the + memory ranges they are using and they get registered afterwards. ++Automatic detection of the IRQ number is not working on ++BCM47xx/BCM53xx ARM SoCs. To assign IRQ numbers to the cores, provide ++them manually through device tree. Use an interrupt-map to specify the ++IRQ used by the devices on the bus. The first address is just an index, ++because we do not have any special register. + + The top-level axi bus may contain children representing attached cores + (devices). This is needed since some hardware details can't be auto +@@ -22,6 +27,22 @@ Example: + ranges = <0x00000000 0x18000000 0x00100000>; + #address-cells = <1>; + #size-cells = <1>; ++ #interrupt-cells = <1>; ++ interrupt-map-mask = <0x000fffff 0xffff>; ++ interrupt-map = ++ /* Ethernet Controller 0 */ ++ <0x00024000 0 &gic GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>, ++ ++ /* Ethernet Controller 1 */ ++ <0x00025000 0 &gic GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>; ++ ++ /* PCIe Controller 0 */ ++ <0x00012000 0 &gic GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>, ++ <0x00012000 1 &gic GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>, ++ <0x00012000 2 &gic GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>, ++ <0x00012000 3 &gic GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>, ++ <0x00012000 4 &gic GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>, ++ <0x00012000 5 &gic GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>; + + chipcommon { + reg = <0x00000000 0x1000>; +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -11,6 +11,7 @@ + #include <linux/bcma/bcma.h> + #include <linux/slab.h> + #include <linux/of_address.h> ++#include <linux/of_irq.h> + + MODULE_DESCRIPTION("Broadcom's specific AMBA driver"); + MODULE_LICENSE("GPL"); +@@ -153,6 +154,46 @@ static struct device_node *bcma_of_find_ + return NULL; + } + ++static int bcma_of_irq_parse(struct platform_device *parent, ++ struct bcma_device *core, ++ struct of_phandle_args *out_irq, int num) ++{ ++ __be32 laddr[1]; ++ int rc; ++ ++ if (core->dev.of_node) { ++ rc = of_irq_parse_one(core->dev.of_node, num, out_irq); ++ if (!rc) ++ return rc; ++ } ++ ++ out_irq->np = parent->dev.of_node; ++ out_irq->args_count = 1; ++ out_irq->args[0] = num; ++ ++ laddr[0] = cpu_to_be32(core->addr); ++ return of_irq_parse_raw(laddr, out_irq); ++} ++ ++static unsigned int bcma_of_get_irq(struct platform_device *parent, ++ struct bcma_device *core, int num) ++{ ++ struct of_phandle_args out_irq; ++ int ret; ++ ++ if (!parent || !parent->dev.of_node) ++ return 0; ++ ++ ret = bcma_of_irq_parse(parent, core, &out_irq, num); ++ if (ret) { ++ bcma_debug(core->bus, "bcma_of_get_irq() failed with rc=%d\n", ++ ret); ++ return 0; ++ } ++ ++ return irq_create_of_mapping(&out_irq); ++} ++ + static void bcma_of_fill_device(struct platform_device *parent, + struct bcma_device *core) + { +@@ -161,12 +202,19 @@ static void bcma_of_fill_device(struct p + node = bcma_of_find_child_device(parent, core); + if (node) + core->dev.of_node = node; ++ ++ core->irq = bcma_of_get_irq(parent, core, 0); + } + #else + static void bcma_of_fill_device(struct platform_device *parent, + struct bcma_device *core) + { + } ++static inline unsigned int bcma_of_get_irq(struct platform_device *parent, ++ struct bcma_device *core, int num) ++{ ++ return 0; ++} + #endif /* CONFIG_OF */ + + unsigned int bcma_core_irq(struct bcma_device *core, int num) +@@ -182,7 +230,9 @@ unsigned int bcma_core_irq(struct bcma_d + mips_irq = bcma_core_mips_irq(core); + return mips_irq <= 4 ? mips_irq + 2 : 0; + } +- break; ++ if (bus->host_pdev) ++ return bcma_of_get_irq(bus->host_pdev, core, num); ++ return 0; + case BCMA_HOSTTYPE_SDIO: + return 0; + } diff --git a/target/linux/bcm53xx/patches-3.18/121-bcma-get-irqs-from-dt.patch b/target/linux/bcm53xx/patches-3.18/121-bcma-get-irqs-from-dt.patch deleted file mode 100644 index e38b5bc1c6..0000000000 --- a/target/linux/bcm53xx/patches-3.18/121-bcma-get-irqs-from-dt.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 6611afa6c49434780096cdf2c1028f0ac277f9bc 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 v3 2/2] bcma: get IRQ numbers from dt - -It is not possible to auto detect the irq numbers used by the cores on -an arm SoC. If bcma was registered with device tree it will search for -some device tree nodes with the irq number and add it to the core -configuration. - -Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> ---- - drivers/bcma/main.c | 49 ++++++++++++++++++++++++++++++++++++++++++++++++- - 1 file changed, 48 insertions(+), 1 deletion(-) - ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -10,6 +10,7 @@ - #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"); -@@ -159,8 +160,10 @@ static void bcma_of_fill_device(struct p - struct device_node *node; - - node = bcma_of_find_child_device(parent, core); -- if (node) -- core->dev.of_node = node; -+ if (!node) -+ return; -+ core->dev.of_node = node; -+ core->irq = irq_of_parse_and_map(node, 0); - } - #else - static void bcma_of_fill_device(struct platform_device *parent, |