diff options
Diffstat (limited to 'drivers/bcma')
| -rw-r--r-- | drivers/bcma/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/bcma/driver_gpio.c | 20 |
2 files changed, 17 insertions, 15 deletions
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig index fc6ffcfa8..be5fffb6d 100644 --- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig @@ -29,12 +29,6 @@ config BCMA_HOST_PCI select BCMA_DRIVER_PCI default y -config BCMA_DRIVER_PCI_HOSTMODE - bool "Driver for PCI core working in hostmode" - depends on BCMA && MIPS && BCMA_HOST_PCI - help - PCI core hostmode operation (external PCI bus). - config BCMA_HOST_SOC bool "Support for BCMA in a SoC" depends on BCMA @@ -61,6 +55,12 @@ config BCMA_DRIVER_PCI This driver is also prerequisite for a hostmode PCIe core support. +config BCMA_DRIVER_PCI_HOSTMODE + bool "Driver for PCI core working in hostmode" + depends on BCMA && MIPS && BCMA_DRIVER_PCI + help + PCI core hostmode operation (external PCI bus). + config BCMA_DRIVER_MIPS bool "BCMA Broadcom MIPS core driver" depends on BCMA && MIPS diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c index 74ccb02e0..5f6018e7c 100644 --- a/drivers/bcma/driver_gpio.c +++ b/drivers/bcma/driver_gpio.c @@ -226,6 +226,7 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) chip->of_node = cc->core->dev.of_node; #endif switch (bus->chipinfo.id) { + case BCMA_CHIP_ID_BCM4707: case BCMA_CHIP_ID_BCM5357: case BCMA_CHIP_ID_BCM53572: chip->ngpio = 32; @@ -235,16 +236,17 @@ int bcma_gpio_init(struct bcma_drv_cc *cc) } /* - * On MIPS we register GPIO devices (LEDs, buttons) using absolute GPIO - * pin numbers. We don't have Device Tree there and we can't really use - * relative (per chip) numbers. - * So let's use predictable base for BCM47XX and "random" for all other. + * Register SoC GPIO devices with absolute GPIO pin base. + * On MIPS, we don't have Device Tree and we can't use relative (per chip) + * GPIO numbers. + * On some ARM devices, user space may want to access some system GPIO + * pins directly, which is easier to do with a predictable GPIO base. */ -#if IS_BUILTIN(CONFIG_BCM47XX) - chip->base = bus->num * BCMA_GPIO_MAX_PINS; -#else - chip->base = -1; -#endif + if (IS_BUILTIN(CONFIG_BCM47XX) || + cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) + chip->base = bus->num * BCMA_GPIO_MAX_PINS; + else + chip->base = -1; err = bcma_gpio_irq_domain_init(cc); if (err) |