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[src/trunk]: src/sys/arch/arm/sociox make sni_gpio.c fdt/ACPI dual attach device
details: https://anonhg.NetBSD.org/src/rev/19a17d9bc0eb
branches: trunk
changeset: 746015:19a17d9bc0eb
user: nisimura <nisimura%NetBSD.org@localhost>
date: Thu Mar 19 20:53:53 2020 +0000
description:
make sni_gpio.c fdt/ACPI dual attach device
diffstat:
sys/arch/arm/sociox/files.sociox | 12 ++--
sys/arch/arm/sociox/sni_gpio.c | 101 +++++++++++++++++++++++++++++++++-----
2 files changed, 93 insertions(+), 20 deletions(-)
diffs (209 lines):
diff -r 052875d52edf -r 19a17d9bc0eb sys/arch/arm/sociox/files.sociox
--- a/sys/arch/arm/sociox/files.sociox Thu Mar 19 20:23:19 2020 +0000
+++ b/sys/arch/arm/sociox/files.sociox Thu Mar 19 20:53:53 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.sociox,v 1.7 2020/03/18 08:49:51 nisimura Exp $
+# $NetBSD: files.sociox,v 1.8 2020/03/19 20:53:53 nisimura Exp $
#
# Configuration info for Socionext Unifier/SC2A11
#
@@ -6,31 +6,31 @@
# SC2A11 SynQuacer NetSec GbE
device scx: ether, ifnet, arp, mii, bus_dma_generic
+attach scx at acpinodebus with scx_acpi
attach scx at fdt with scx_fdt
-attach scx at acpinodebus with scx_acpi
file arch/arm/sociox/if_scx.c scx
# Unifier AVE GbE
device ave: ether, ifnet, arp, mii, bus_dma_generic
attach ave at fdt with ave_fdt
-attach ave at acpinodebus with ave_acpi
file arch/arm/sociox/if_ave.c ave
# Socionext eMMC
device sniemmc: sdmmcbus
+attach sniemmc at acpinodebus with sniemmc_acpi
attach sniemmc at fdt with sniemmc_fdt
-attach sniemmc at acpinodebus with sniemmc_acpi
file arch/arm/sociox/sni_emmc.c sniemmc
# Socionext I2C
device sniiic: i2cbus
+attach sniiic at acpinodebus with sniiic_acpi
attach sniiic at fdt with sniiic_fdt
-attach sniiic at acpinodebus with sniiic_acpi
file arch/arm/sociox/sni_i2c.c sniiic needs-flag
# Socionext GPIO
device snigpio: gpiobus
-attach snigpio at fdt
+attach snigpio at acpinodebus with snigpio_acpi
+attach snigpio at fdt with snigpio_fdt
file arch/arm/sociox/sni_gpio.c snigpio
# Socionext EXIU external interrupt controller unit
diff -r 052875d52edf -r 19a17d9bc0eb sys/arch/arm/sociox/sni_gpio.c
--- a/sys/arch/arm/sociox/sni_gpio.c Thu Mar 19 20:23:19 2020 +0000
+++ b/sys/arch/arm/sociox/sni_gpio.c Thu Mar 19 20:53:53 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sni_gpio.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $ */
+/* $NetBSD: sni_gpio.c,v 1.2 2020/03/19 20:53:53 nisimura Exp $ */
/*-
* Copyright (c) 2020 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sni_gpio.c,v 1.1 2020/03/18 08:51:08 nisimura Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sni_gpio.c,v 1.2 2020/03/19 20:53:53 nisimura Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -49,9 +49,14 @@
#include <dev/gpio/gpiovar.h>
#include <dev/fdt/fdtvar.h>
+#include <dev/acpi/acpireg.h>
+#include <dev/acpi/acpivar.h>
+#include <dev/acpi/acpi_intr.h>
-static int snigpio_match(device_t, struct cfdata *, void *);
-static void snigpio_attach(device_t, device_t, void *);
+static int snigpio_fdt_match(device_t, struct cfdata *, void *);
+static void snigpio_fdt_attach(device_t, device_t, void *);
+static int snigpio_acpi_match(device_t, struct cfdata *, void *);
+static void snigpio_acpi_attach(device_t, device_t, void *);
struct snigpio_softc {
device_t sc_dev;
@@ -66,11 +71,16 @@
int sc_phandle;
};
-CFATTACH_DECL_NEW(snigpio, sizeof(struct snigpio_softc),
- snigpio_match, snigpio_attach, NULL, NULL);
+CFATTACH_DECL_NEW(snigpio_fdt, sizeof(struct snigpio_softc),
+ snigpio_fdt_match, snigpio_fdt_attach, NULL, NULL);
+
+CFATTACH_DECL_NEW(snigpio_acpi, sizeof(struct snigpio_softc),
+ snigpio_acpi_match, snigpio_acpi_attach, NULL, NULL);
+
+static void snigpio_attach_i(struct snigpio_softc *);
static int
-snigpio_match(device_t parent, struct cfdata *match, void *aux)
+snigpio_fdt_match(device_t parent, struct cfdata *match, void *aux)
{
static const char * compatible[] = {
"socionext,synquacer-gpio",
@@ -83,13 +93,12 @@
}
static void
-snigpio_attach(device_t parent, device_t self, void *aux)
+snigpio_fdt_attach(device_t parent, device_t self, void *aux)
{
struct snigpio_softc * const sc = device_private(self);
struct fdt_attach_args * const faa = aux;
prop_dictionary_t dict = device_properties(self);
const int phandle = faa->faa_phandle;
- struct gpiobus_attach_args gba;
bus_space_handle_t ioh;
bus_addr_t addr;
bus_size_t size;
@@ -113,15 +122,80 @@
return;
}
- aprint_naive(": GPIO controller\n");
- aprint_normal(": GPIO controller\n");
-
sc->sc_dev = self;
sc->sc_phandle = phandle;
sc->sc_iot = faa->faa_bst;
sc->sc_ioh = ioh;
sc->sc_iob = addr;
sc->sc_ios = size;
+
+ snigpio_attach_i(sc);
+
+ return;
+}
+
+static int
+snigpio_acpi_match(device_t parent, struct cfdata *match, void *aux)
+{
+ static const char * compatible[] = {
+ "SCX0007",
+ NULL
+ };
+ struct acpi_attach_args *aa = aux;
+
+ if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE)
+ return 0;
+ return acpi_match_hid(aa->aa_node->ad_devinfo, compatible);
+}
+
+static void
+snigpio_acpi_attach(device_t parent, device_t self, void *aux)
+{
+ struct snigpio_softc * const sc = device_private(self);
+ struct acpi_attach_args *aa = aux;
+ bus_space_handle_t ioh;
+ struct acpi_resources res;
+ struct acpi_mem *mem;
+ struct acpi_irq *irq;
+ ACPI_STATUS rv;
+
+ rv = acpi_resource_parse(self, aa->aa_node->ad_handle, "_CRS",
+ &res, &acpi_resource_parse_ops_default);
+ if (ACPI_FAILURE(rv))
+ return;
+
+ mem = acpi_res_mem(&res, 0);
+ irq = acpi_res_irq(&res, 0);
+ if (mem == NULL || irq == NULL) {
+ aprint_error(": incomplete resources\n");
+ return;
+ }
+ if (mem->ar_length == 0) {
+ aprint_error(": zero length memory resource\n");
+ return;
+ }
+ if (bus_space_map(aa->aa_memt, mem->ar_base, mem->ar_length, 0,
+ &ioh)) {
+ aprint_error(": couldn't map registers\n");
+ return;
+ }
+
+ sc->sc_dev = self;
+ sc->sc_iot = aa->aa_memt;
+ sc->sc_ioh = ioh;
+ sc->sc_ios = mem->ar_length;
+
+ snigpio_attach_i(sc);
+}
+
+static void
+snigpio_attach_i(struct snigpio_softc *sc)
+{
+ struct gpiobus_attach_args gba;
+
+ aprint_naive(": GPIO controller\n");
+ aprint_normal(": GPIO controller\n");
+
mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_VM);
sc->sc_maxpins = 32;
@@ -137,7 +211,6 @@
gba.gba_gc = &sc->sc_gpio_gc;
gba.gba_pins = &sc->sc_gpio_pins[0];
gba.gba_npins = sc->sc_maxpins;
- (void) config_found_ia(self, "gpiobus", &gba, gpiobus_print);
- return;
+ (void) config_found_ia(sc->sc_dev, "gpiobus", &gba, gpiobus_print);
}
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