Page MenuHomeFreeBSD
Files F107448839

D26870.diff
No OneTemporary
Actions

D26870.diff
View Options

diff --git a/sys/arm64/rockchip/clk/rk3399_cru.c b/sys/arm64/rockchip/clk/rk3399_cru.c
--- a/sys/arm64/rockchip/clk/rk3399_cru.c
+++ b/sys/arm64/rockchip/clk/rk3399_cru.c
@@ -775,7 +775,7 @@
static struct rk_clk rk3399_clks[] = {
/* External clocks */
LINK("xin24m"),
- FRATE(0, "xin32k", 32768),
+ LINK("xin32k"),
FFACT(0, "xin12m", "xin24m", 1, 2),
FRATE(0, "clkin_i2s", 0),
FRATE(0, "pclkin_cif", 0),
diff --git a/sys/arm64/rockchip/rk805.c b/sys/arm64/rockchip/rk805.c
--- a/sys/arm64/rockchip/rk805.c
+++ b/sys/arm64/rockchip/rk805.c
@@ -43,6 +43,7 @@
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>
+#include <dev/extres/clk/clk.h>
#include <dev/extres/regulator/regulator.h>
#include <arm64/rockchip/rk805reg.h>
@@ -584,6 +585,118 @@
return (reg_sc);
}
+/* -------------------------------------------------------------------------- */
+
+/* Clock class and method */
+struct rk805_clk_sc {
+ device_t base_dev;
+};
+
+#define CLK32OUT_REG 0x20
+#define CLK32OUT_CLKOUT2_EN 1
+
+static int
+rk805_clk_set_gate_1(struct clknode *clk, bool enable)
+{
+ struct rk805_clk_sc *sc;
+ uint8_t val;
+
+ sc = clknode_get_softc(clk);
+
+ rk805_read(sc->base_dev, CLK32OUT_REG, &val, sizeof(val));
+ if (enable)
+ val |= CLK32OUT_CLKOUT2_EN;
+ else
+ val &= ~CLK32OUT_CLKOUT2_EN;
+ rk805_write(sc->base_dev, CLK32OUT_REG, &val, 1);
+
+ return (0);
+}
+
+static int
+rk805_clk_recalc(struct clknode *clk, uint64_t *freq)
+{
+
+ *freq = 32768;
+ return (0);
+}
+
+static clknode_method_t rk805_clk_clknode_methods_0[] = {
+ CLKNODEMETHOD(clknode_recalc_freq, rk805_clk_recalc),
+ CLKNODEMETHOD_END
+};
+
+DEFINE_CLASS_1(rk805_clk_clknode_0, rk805_clk_clknode_class_0,
+ rk805_clk_clknode_methods_0, sizeof(struct rk805_clk_sc),
+ clknode_class);
+
+static clknode_method_t rk805_clk_clknode_methods_1[] = {
+ CLKNODEMETHOD(clknode_set_gate, rk805_clk_set_gate_1),
+ CLKNODEMETHOD_END
+};
+
+DEFINE_CLASS_1(rk805_clk_clknode_1, rk805_clk_clknode_class_1,
+ rk805_clk_clknode_methods_1, sizeof(struct rk805_clk_sc),
+ rk805_clk_clknode_class_0);
+
+static int
+rk805_export_clocks(device_t dev)
+{
+ struct clkdom *clkdom;
+ struct clknode_init_def clkidef;
+ struct clknode *clk;
+ struct rk805_clk_sc *clksc;
+ const char **clknames;
+ phandle_t node;
+ int nclks, rv;
+
+ node = ofw_bus_get_node(dev);
+
+ /* clock-output-names are optional. Could use them for clkidef.name. */
+ nclks = ofw_bus_string_list_to_array(node, "clock-output-names",
+ &clknames);
+
+ clkdom = clkdom_create(dev);
+
+ memset(&clkidef, 0, sizeof(clkidef));
+ clkidef.id = 0;
+ clkidef.name = (nclks = 2) ? clknames[0] : "clk32kout1";
+ clk = clknode_create(clkdom, &rk805_clk_clknode_class_0, &clkidef);
+ if (clk == NULL) {
+ device_printf(dev, "Cannot create '%s'.\n", clkidef.name);
+ return (ENXIO);
+ }
+ clksc = clknode_get_softc(clk);
+ clksc->base_dev = dev;
+ clknode_register(clkdom, clk);
+
+ memset(&clkidef, 0, sizeof(clkidef));
+ clkidef.id = 1;
+ clkidef.name = (nclks = 2) ? clknames[1] : "clk32kout2";
+ clk = clknode_create(clkdom, &rk805_clk_clknode_class_1, &clkidef);
+ if (clk == NULL) {
+ device_printf(dev, "Cannot create '%s'.\n", clkidef.name);
+ return (ENXIO);
+ }
+ clksc = clknode_get_softc(clk);
+ clksc->base_dev = dev;
+ clknode_register(clkdom, clk);
+
+ rv = clkdom_finit(clkdom);
+ if (rv != 0) {
+ device_printf(dev, "Cannot finalize clkdom initialization: "
+ "%d\n", rv);
+ return (ENXIO);
+ }
+
+ if (bootverbose)
+ clkdom_dump(clkdom);
+
+ return (0);
+}
+
+/* -------------------------------------------------------------------------- */
+
static int
rk805_probe(device_t dev)
{
@@ -745,17 +858,20 @@
struct rk805_regdef *regdefs;
struct reg_list *regp;
phandle_t rnode, child;
- int i;
+ int error, i;
sc = device_get_softc(dev);
+ sc->type = ofw_bus_search_compatible(dev, compat_data)->ocd_data;
+ error = rk805_export_clocks(dev);
+ if (error != 0)
+ return (error);
+
sc->intr_hook.ich_func = rk805_start;
sc->intr_hook.ich_arg = dev;
-
if (config_intrhook_establish(&sc->intr_hook) != 0)
return (ENOMEM);
- sc->type = ofw_bus_search_compatible(dev, compat_data)->ocd_data;
switch (sc->type) {
case RK805:
regdefs = rk805_regdefs;

File Metadata

Mime Type
text/plain
Expires
Wed, Jan 15, 7:45 AM (7 h, 49 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
15807776
Default Alt Text
D26870.diff (4 KB)

Event Timeline