Date: Wed, 12 Oct 2016 03:06:06 +0000 (UTC) From: Oleksandr Tymoshenko <gonzo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r307092 - head/sys/arm/broadcom/bcm2835 Message-ID: <201610120306.u9C366HP061816@repo.freebsd.org>
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Author: gonzo Date: Wed Oct 12 03:06:05 2016 New Revision: 307092 URL: https://svnweb.freebsd.org/changeset/base/307092 Log: Make BCM2835 GPIO driver compatible with upstream DT - Add compatibility string - Make reserverd and read-only properties optional Modified: head/sys/arm/broadcom/bcm2835/bcm2835_gpio.c Modified: head/sys/arm/broadcom/bcm2835/bcm2835_gpio.c ============================================================================== --- head/sys/arm/broadcom/bcm2835/bcm2835_gpio.c Wed Oct 12 03:03:55 2016 (r307091) +++ head/sys/arm/broadcom/bcm2835/bcm2835_gpio.c Wed Oct 12 03:06:05 2016 (r307092) @@ -82,8 +82,6 @@ static struct resource_spec bcm_gpio_res { SYS_RES_MEMORY, 0, RF_ACTIVE }, { SYS_RES_IRQ, 0, RF_ACTIVE }, /* bank 0 interrupt */ { SYS_RES_IRQ, 1, RF_ACTIVE }, /* bank 1 interrupt */ - { SYS_RES_IRQ, 2, RF_ACTIVE }, /* bank 1 interrupt (mirrored) */ - { SYS_RES_IRQ, 3, RF_ACTIVE }, /* bank 0-1 interrupt (united) */ { -1, 0, 0 } }; @@ -159,6 +157,12 @@ enum bcm_gpio_pud { #define BCM_GPIO_GPPUD(_bank) (0x94) /* Pin Pull up/down */ #define BCM_GPIO_GPPUDCLK(_bank) (0x98 + _bank * 4) /* Pin Pull up clock */ +static struct ofw_compat_data compat_data[] = { + {"broadcom,bcm2835-gpio", 1}, + {"brcm,bcm2835-gpio", 1}, + {NULL, 0} +}; + static struct bcm_gpio_softc *bcm_gpio_sc = NULL; #ifdef INTRNG @@ -672,11 +676,11 @@ bcm_gpio_get_reserved_pins(struct bcm_gp phandle_t gpio, node, reserved; ssize_t len; - /* Get read-only pins. */ + /* Get read-only pins if they're porvided */ gpio = ofw_bus_get_node(sc->sc_dev); if (bcm_gpio_get_ro_pins(sc, gpio, "broadcom,read-only", "read-only") != 0) - return (-1); + return (0); /* Traverse the GPIO subnodes to find the reserved pins node. */ reserved = 0; node = OF_child(gpio); @@ -742,7 +746,7 @@ bcm_gpio_probe(device_t dev) if (!ofw_bus_status_okay(dev)) return (ENXIO); - if (!ofw_bus_is_compatible(dev, "broadcom,bcm2835-gpio")) + if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0) return (ENXIO); device_set_desc(dev, "BCM2708/2835 GPIO controller");
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