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Differential D2588 Diff 5516 sys/arm/amlogic/aml8726/aml8726_rtc.c

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sys/arm/amlogic/aml8726/aml8726_rtc.c

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#include <dev/ofw/ofw_bus.h> #include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h> #include <dev/ofw/ofw_bus_subr.h>
#include <arm/amlogic/aml8726/aml8726_soc.h>
#include "clock_if.h" #include "clock_if.h"
/* /*
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aml8726_rtc_attach(device_t dev) aml8726_rtc_attach(device_t dev)
{ {
struct aml8726_rtc_softc *sc = device_get_softc(dev); struct aml8726_rtc_softc *sc = device_get_softc(dev);
boolean_t init_always_valid;
char *init_always;
pcell_t prop;
phandle_t node;
ssize_t len;
sc->dev = dev; sc->dev = dev;
node = ofw_bus_get_node(dev); switch (aml8726_soc_hw_rev) {
case AML_SOC_HW_REV_M3:
len = OF_getprop_alloc(node, "init-always", sc->init.always = true;
sizeof(char), (void **)&init_always); sc->init.xo = 0x3c0a;
sc->init.always = FALSE; sc->init.gpo = 0x100000;
init_always_valid = FALSE; break;
if (len > 0) { case AML_SOC_HW_REV_M6:
if (strncmp(init_always, "true", len) == 0) { case AML_SOC_HW_REV_M8:
sc->init.always = TRUE; case AML_SOC_HW_REV_M8B:
init_always_valid = TRUE; sc->init.always = false;
} else if (strncmp(init_always, "false", len) == 0) sc->init.xo = 0x180a;
init_always_valid = TRUE; sc->init.gpo = 0x500000;
free(init_always, M_OFWPROP); break;
} default:
if (init_always_valid == FALSE) { device_printf(dev, "unsupported SoC\n");
device_printf(dev, "missing init-always attribute in FDT\n");
return (ENXIO); return (ENXIO);
/* NOTREACHED */
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} }
if (OF_getencprop(node, "xo-init", &prop, sizeof(prop)) <= 0) {
device_printf(dev, "missing xo-init attribute in FDT\n");
return (ENXIO);
}
sc->init.xo = prop;
if (OF_getencprop(node, "gpo-init", &prop, sizeof(prop)) <= 0) {
device_printf(dev, "missing gpo-init attribute in FDT\n");
return (ENXIO);
}
sc->init.gpo = prop;
if (bus_alloc_resources(dev, aml8726_rtc_spec, sc->res)) { if (bus_alloc_resources(dev, aml8726_rtc_spec, sc->res)) {
device_printf(dev, "can not allocate resources for device\n"); device_printf(dev, "can not allocate resources for device\n");
return (ENXIO); return (ENXIO);
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