FDT-ize AC100 driver
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@ -1,4 +1,4 @@
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/* $NetBSD: ac100.c,v 1.2 2018/06/16 21:22:13 thorpej Exp $ */
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/* $NetBSD: ac100.c,v 1.3 2019/05/27 21:11:13 jmcneill Exp $ */
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/*-
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* Copyright (c) 2014 Jared D. McNeill <jmcneill@invisible.ca>
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@ -26,8 +26,10 @@
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_fdt.h"
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ac100.c,v 1.2 2018/06/16 21:22:13 thorpej Exp $");
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__KERNEL_RCSID(0, "$NetBSD: ac100.c,v 1.3 2019/05/27 21:11:13 jmcneill Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -41,6 +43,10 @@ __KERNEL_RCSID(0, "$NetBSD: ac100.c,v 1.2 2018/06/16 21:22:13 thorpej Exp $");
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#include <dev/i2c/i2cvar.h>
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#ifdef FDT
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#include <dev/fdt/fdtvar.h>
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#endif
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#define AC100_CHIP_AUDIO_RST_REG 0x00
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#define AC100_PLL_CTRL1_REG 0x02
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#define AC100_PLL_CTRL2_REG 0x03
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@ -86,6 +92,11 @@ __KERNEL_RCSID(0, "$NetBSD: ac100.c,v 1.2 2018/06/16 21:22:13 thorpej Exp $");
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#define AC100_RTC_UPD_TRIG_WRITE __BIT(15)
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static const struct device_compatible_entry compat_data[] = {
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{ "x-powers,ac100", 0 },
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{ NULL, 0 }
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};
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struct ac100_softc {
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device_t sc_dev;
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i2c_tag_t sc_i2c;
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@ -109,7 +120,15 @@ CFATTACH_DECL_NEW(ac100ic, sizeof(struct ac100_softc),
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static int
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ac100_match(device_t parent, cfdata_t match, void *aux)
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{
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return I2C_MATCH_ADDRESS_ONLY; /* XXX */
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struct i2c_attach_args *ia = aux;
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int match_result;
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if (iic_use_direct_match(ia, match, compat_data, &match_result))
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return match_result;
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/* This device is direct-config only. */
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return 0;
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}
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static void
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@ -132,7 +151,15 @@ ac100_attach(device_t parent, device_t self, void *aux)
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sc->sc_todr.todr_gettime_ymdhms = ac100_rtc_gettime;
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sc->sc_todr.todr_settime_ymdhms = ac100_rtc_settime;
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sc->sc_todr.cookie = sc;
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#ifdef FDT
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const int phandle = ia->ia_cookie;
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const int rtc_phandle = of_find_firstchild_byname(phandle, "rtc");
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if (rtc_phandle > 0)
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fdtbus_todr_attach(self, rtc_phandle, &sc->sc_todr);
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#else
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todr_attach(&sc->sc_todr);
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#endif
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}
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static int
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