74d00a8c38
* properly format/comment all patches * merge debloat patches * merge Kconfig patches * merge swconfig patches * merge hotplug patches * drop 200-fix_localversion.patch - upstream * drop 222-arm_zimage_none.patch - unused * drop 252-mv_cesa_depends.patch - no longer required * drop 410-mtd-move-forward-declaration-of-struct-mtd_info.patch - unused * drop 661-fq_codel_keep_dropped_stats.patch - outdated * drop 702-phy_add_aneg_done_function.patch - upstream * drop 840-rtc7301.patch - unused * drop 841-rtc_pt7c4338.patch - upstream * drop 921-use_preinit_as_init.patch - unused * drop spio-gpio-old and gpio-mmc - unused Signed-off-by: John Crispin <john@phrozen.org>
86 lines
2.6 KiB
Diff
86 lines
2.6 KiB
Diff
--- a/drivers/bcma/driver_gpio.c
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+++ b/drivers/bcma/driver_gpio.c
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@@ -226,6 +226,7 @@ int bcma_gpio_init(struct bcma_drv_cc *c
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chip->of_node = cc->core->dev.of_node;
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#endif
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switch (bus->chipinfo.id) {
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+ case BCMA_CHIP_ID_BCM4707:
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case BCMA_CHIP_ID_BCM5357:
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case BCMA_CHIP_ID_BCM53572:
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chip->ngpio = 32;
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@@ -235,16 +236,17 @@ int bcma_gpio_init(struct bcma_drv_cc *c
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}
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/*
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- * On MIPS we register GPIO devices (LEDs, buttons) using absolute GPIO
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- * pin numbers. We don't have Device Tree there and we can't really use
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- * relative (per chip) numbers.
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- * So let's use predictable base for BCM47XX and "random" for all other.
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+ * Register SoC GPIO devices with absolute GPIO pin base.
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+ * On MIPS, we don't have Device Tree and we can't use relative (per chip)
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+ * GPIO numbers.
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+ * On some ARM devices, user space may want to access some system GPIO
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+ * pins directly, which is easier to do with a predictable GPIO base.
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*/
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-#if IS_BUILTIN(CONFIG_BCM47XX)
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- chip->base = bus->num * BCMA_GPIO_MAX_PINS;
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-#else
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- chip->base = -1;
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-#endif
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+ if (IS_BUILTIN(CONFIG_BCM47XX) ||
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+ cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC)
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+ chip->base = bus->num * BCMA_GPIO_MAX_PINS;
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+ else
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+ chip->base = -1;
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err = bcma_gpio_irq_domain_init(cc);
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if (err)
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--- a/drivers/bcma/Kconfig
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+++ b/drivers/bcma/Kconfig
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@@ -29,12 +29,6 @@ config BCMA_HOST_PCI
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select BCMA_DRIVER_PCI
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default y
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-config BCMA_DRIVER_PCI_HOSTMODE
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- bool "Driver for PCI core working in hostmode"
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- depends on BCMA && MIPS && BCMA_HOST_PCI
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- help
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- PCI core hostmode operation (external PCI bus).
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-
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config BCMA_HOST_SOC
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bool "Support for BCMA in a SoC"
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depends on BCMA
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@@ -61,6 +55,12 @@ config BCMA_DRIVER_PCI
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This driver is also prerequisite for a hostmode PCIe core
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support.
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+config BCMA_DRIVER_PCI_HOSTMODE
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+ bool "Driver for PCI core working in hostmode"
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+ depends on BCMA && MIPS && BCMA_DRIVER_PCI
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+ help
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+ PCI core hostmode operation (external PCI bus).
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+
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config BCMA_DRIVER_MIPS
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bool "BCMA Broadcom MIPS core driver"
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depends on BCMA && MIPS
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--- a/include/linux/bcma/bcma_driver_pci.h
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+++ b/include/linux/bcma/bcma_driver_pci.h
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@@ -246,7 +246,18 @@ static inline void bcma_core_pci_power_s
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}
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#endif
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+#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
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extern int bcma_core_pci_pcibios_map_irq(const struct pci_dev *dev);
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extern int bcma_core_pci_plat_dev_init(struct pci_dev *dev);
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+#else
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+static inline int bcma_core_pci_pcibios_map_irq(const struct pci_dev *dev)
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+{
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+ return -ENOTSUPP;
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+}
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+static inline int bcma_core_pci_plat_dev_init(struct pci_dev *dev)
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+{
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+ return -ENOTSUPP;
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+}
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+#endif
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#endif /* LINUX_BCMA_DRIVER_PCI_H_ */
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