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[src/trunk]: src/sys Rename sunxi_com to dw_apb_uart and move it to dev/fdt s...



details:   https://anonhg.NetBSD.org/src/rev/83a36fbbc263
branches:  trunk
changeset: 319352:83a36fbbc263
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sun May 27 17:14:23 2018 +0000

description:
Rename sunxi_com to dw_apb_uart and move it to dev/fdt since it is not
sunxi-specific.

diffstat:

 sys/arch/arm/sunxi/files.sunxi |    6 +-
 sys/arch/arm/sunxi/sunxi_com.c |  186 -----------------------------------------
 sys/dev/fdt/dw_apb_uart.c      |  185 ++++++++++++++++++++++++++++++++++++++++
 sys/dev/fdt/files.fdt          |    6 +-
 4 files changed, 191 insertions(+), 192 deletions(-)

diffs (truncated from 419 to 300 lines):

diff -r 4cd839a64ff9 -r 83a36fbbc263 sys/arch/arm/sunxi/files.sunxi
--- a/sys/arch/arm/sunxi/files.sunxi    Sun May 27 17:05:06 2018 +0000
+++ b/sys/arch/arm/sunxi/files.sunxi    Sun May 27 17:14:23 2018 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.sunxi,v 1.55 2018/05/10 00:00:21 jmcneill Exp $
+#      $NetBSD: files.sunxi,v 1.56 2018/05/27 17:14:23 jmcneill Exp $
 #
 # Configuration info for Allwinner sunxi family SoCs
 #
@@ -117,10 +117,6 @@
 file   arch/arm/sunxi/sun50i_a64_gpio.c        sunxi_gpio & soc_sun50i_a64
 file   arch/arm/sunxi/sun50i_h6_gpio.c         sunxi_gpio & soc_sun50i_h6
 
-# UART
-attach com at fdt with sunxi_com
-file   arch/arm/sunxi/sunxi_com.c              sunxi_com needs-flag
-
 # PWM
 device sunxipwm: pwm
 attach sunxipwm at fdt with sunxi_pwm
diff -r 4cd839a64ff9 -r 83a36fbbc263 sys/arch/arm/sunxi/sunxi_com.c
--- a/sys/arch/arm/sunxi/sunxi_com.c    Sun May 27 17:05:06 2018 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,186 +0,0 @@
-/* $NetBSD: sunxi_com.c,v 1.5 2018/05/27 17:05:06 jmcneill Exp $ */
-
-/*-
- * Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-
-__KERNEL_RCSID(1, "$NetBSD: sunxi_com.c,v 1.5 2018/05/27 17:05:06 jmcneill Exp $");
-
-#include <sys/param.h>
-#include <sys/bus.h>
-#include <sys/device.h>
-#include <sys/intr.h>
-#include <sys/systm.h>
-#include <sys/time.h>
-#include <sys/termios.h>
-
-#include <dev/ic/comvar.h>
-
-#include <dev/fdt/fdtvar.h>
-
-static int sunxi_com_match(device_t, cfdata_t, void *);
-static void sunxi_com_attach(device_t, device_t, void *);
-
-static const char * const compatible[] = {
-       "snps,dw-apb-uart",
-       NULL
-};
-
-struct sunxi_com_softc {
-       struct com_softc ssc_sc;
-       void *ssc_ih;
-
-       struct clk *ssc_clk;
-       struct fdtbus_reset *ssc_rst;
-};
-
-CFATTACH_DECL_NEW(sunxi_com, sizeof(struct sunxi_com_softc),
-       sunxi_com_match, sunxi_com_attach, NULL, NULL);
-
-static int
-sunxi_com_match(device_t parent, cfdata_t cf, void *aux)
-{
-       struct fdt_attach_args * const faa = aux;
-
-       return of_match_compatible(faa->faa_phandle, compatible);
-}
-
-static void
-sunxi_com_attach(device_t parent, device_t self, void *aux)
-{
-       struct sunxi_com_softc * const ssc = device_private(self);
-       struct com_softc * const sc = &ssc->ssc_sc;
-       struct fdt_attach_args * const faa = aux;
-       bus_space_handle_t bsh;
-       bus_space_tag_t bst;
-       char intrstr[128];
-       bus_addr_t addr;
-       bus_size_t size;
-       u_int reg_shift;
-       int error;
-
-       if (fdtbus_get_reg(faa->faa_phandle, 0, &addr, &size) != 0) {
-               aprint_error(": couldn't get registers\n");
-               return;
-       }
-
-       if (of_getprop_uint32(faa->faa_phandle, "reg-shift", &reg_shift)) {
-               /* missing or bad reg-shift property, assume 2 */
-               bst = faa->faa_a4x_bst;
-       } else {
-               if (reg_shift == 2) {
-                       bst = faa->faa_a4x_bst;
-               } else if (reg_shift == 0) {
-                       bst = faa->faa_bst;
-               } else {
-                       aprint_error(": unsupported reg-shift value %d\n",
-                           reg_shift);
-                       return;
-               }
-       }
-
-       sc->sc_dev = self;
-
-       ssc->ssc_clk = fdtbus_clock_get_index(faa->faa_phandle, 0);
-       if (ssc->ssc_clk == NULL) {
-               aprint_error(": couldn't get clock\n");
-               return;
-       }
-       if (clk_enable(ssc->ssc_clk) != 0) {
-               aprint_error(": couldn't enable clock\n");
-               return;
-       }
-
-       ssc->ssc_rst = fdtbus_reset_get_index(faa->faa_phandle, 0);
-       if (ssc->ssc_rst && fdtbus_reset_deassert(ssc->ssc_rst) != 0) {
-               aprint_error(": couldn't de-assert reset\n");
-               return;
-       }
-
-       sc->sc_frequency = clk_get_rate(ssc->ssc_clk);
-       sc->sc_type = COM_TYPE_DW_APB;
-
-       error = bus_space_map(bst, addr, size, 0, &bsh);
-       if (error) {
-               aprint_error(": couldn't map %#llx: %d", (uint64_t)addr, error);
-               return;
-       }
-
-       COM_INIT_REGS(sc->sc_regs, bst, bsh, addr);
-
-       com_attach_subr(sc);
-       aprint_naive("\n");
-
-       if (!fdtbus_intr_str(faa->faa_phandle, 0, intrstr, sizeof(intrstr))) {
-               aprint_error_dev(self, "failed to decode interrupt\n");
-               return;
-       }
-
-       ssc->ssc_ih = fdtbus_intr_establish(faa->faa_phandle, 0, IPL_SERIAL,
-           FDT_INTR_MPSAFE, comintr, sc);
-       if (ssc->ssc_ih == NULL) {
-               aprint_error_dev(self, "failed to establish interrupt on %s\n",
-                   intrstr);
-       }
-       aprint_normal_dev(self, "interrupting on %s\n", intrstr);
-}
-
-/*
- * Console support
- */
-
-static int
-sunxi_com_console_match(int phandle)
-{
-       return of_match_compatible(phandle, compatible);
-}
-
-static void
-sunxi_com_console_consinit(struct fdt_attach_args *faa, u_int uart_freq)
-{
-       const int phandle = faa->faa_phandle;
-       bus_space_tag_t bst = faa->faa_a4x_bst;
-       bus_addr_t addr;
-       tcflag_t flags;
-       int speed;
-
-       fdtbus_get_reg(phandle, 0, &addr, NULL);
-       speed = fdtbus_get_stdout_speed();
-       if (speed < 0)
-               speed = 115200; /* default */
-       flags = fdtbus_get_stdout_flags();
-
-       if (comcnattach(bst, addr, speed, uart_freq, COM_TYPE_DW_APB, flags))
-               panic("Cannot initialize sunxi com console");
-}
-
-static const struct fdt_console sunxi_com_console = {
-       .match = sunxi_com_console_match,
-       .consinit = sunxi_com_console_consinit,
-};
-
-FDT_CONSOLE(sunxi_com, &sunxi_com_console);
diff -r 4cd839a64ff9 -r 83a36fbbc263 sys/dev/fdt/dw_apb_uart.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/fdt/dw_apb_uart.c Sun May 27 17:14:23 2018 +0000
@@ -0,0 +1,185 @@
+/* $NetBSD: dw_apb_uart.c,v 1.1 2018/05/27 17:14:23 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+
+__KERNEL_RCSID(1, "$NetBSD: dw_apb_uart.c,v 1.1 2018/05/27 17:14:23 jmcneill Exp $");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/device.h>
+#include <sys/intr.h>
+#include <sys/systm.h>
+#include <sys/time.h>
+#include <sys/termios.h>
+
+#include <dev/ic/comvar.h>
+
+#include <dev/fdt/fdtvar.h>
+
+static int dw_apb_uart_match(device_t, cfdata_t, void *);
+static void dw_apb_uart_attach(device_t, device_t, void *);
+
+static const char * const compatible[] = {
+       "snps,dw-apb-uart",
+       NULL
+};
+
+struct dw_apb_uart_softc {
+       struct com_softc ssc_sc;
+       void *ssc_ih;
+
+       struct clk *ssc_clk;
+       struct fdtbus_reset *ssc_rst;
+};
+
+CFATTACH_DECL_NEW(dw_apb_uart, sizeof(struct dw_apb_uart_softc),
+       dw_apb_uart_match, dw_apb_uart_attach, NULL, NULL);
+
+static int
+dw_apb_uart_match(device_t parent, cfdata_t cf, void *aux)
+{
+       struct fdt_attach_args * const faa = aux;
+
+       return of_match_compatible(faa->faa_phandle, compatible);
+}
+
+static void
+dw_apb_uart_attach(device_t parent, device_t self, void *aux)
+{
+       struct dw_apb_uart_softc * const ssc = device_private(self);
+       struct com_softc * const sc = &ssc->ssc_sc;
+       struct fdt_attach_args * const faa = aux;
+       bus_space_handle_t bsh;
+       bus_space_tag_t bst;
+       char intrstr[128];
+       bus_addr_t addr;
+       bus_size_t size;
+       u_int reg_shift;
+       int error;
+
+       if (fdtbus_get_reg(faa->faa_phandle, 0, &addr, &size) != 0) {



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