It supports system and audio PLL initialization and SYSTICK and
OSTIMER clock source selection.
Signed-off-by: Octavian Purdila <tavip@google.com>
---
hw/arm/svd/meson.build | 8 +
hw/misc/Kconfig | 6 +
hw/misc/meson.build | 2 +
hw/misc/rt500_clkctl0.c | 243 ++++++++++++++++++++++++++++++
hw/misc/rt500_clkctl1.c | 224 +++++++++++++++++++++++++++
hw/misc/trace-events | 8 +
include/hw/misc/rt500_clk_freqs.h | 18 +++
include/hw/misc/rt500_clkctl0.h | 37 +++++
include/hw/misc/rt500_clkctl1.h | 38 +++++
9 files changed, 584 insertions(+)
create mode 100644 hw/misc/rt500_clkctl0.c
create mode 100644 hw/misc/rt500_clkctl1.c
create mode 100644 include/hw/misc/rt500_clk_freqs.h
create mode 100644 include/hw/misc/rt500_clkctl0.h
create mode 100644 include/hw/misc/rt500_clkctl1.h
diff --git a/hw/arm/svd/meson.build b/hw/arm/svd/meson.build
index 8b3b045137..6ab13f8757 100644
--- a/hw/arm/svd/meson.build
+++ b/hw/arm/svd/meson.build
@@ -14,3 +14,11 @@ genh += custom_target('flexcomm_spi.h',
output: 'flexcomm_spi.h',
input: 'MIMXRT595S_cm33.xml',
command: [ svd_gen_header, '-i', '@INPUT@', '-o', '@OUTPUT@', '-p', 'SPI0', '-t', 'FLEXCOMM_SPI'])
+genh += custom_target('rt500_clkctl0.h',
+ output: 'rt500_clkctl0.h',
+ input: 'MIMXRT595S_cm33.xml',
+ command: [ svd_gen_header, '-i', '@INPUT@', '-o', '@OUTPUT@', '-p', 'CLKCTL0', '-t', 'RT500_CLKCTL0'])
+genh += custom_target('rt500_clkctl1.h',
+ output: 'rt500_clkctl1.h',
+ input: 'MIMXRT595S_cm33.xml',
+ command: [ svd_gen_header, '-i', '@INPUT@', '-o', '@OUTPUT@', '-p', 'CLKCTL1', '-t', 'RT500_CLKCTL1'])
diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig
index 14167ae9e8..392ae9e84f 100644
--- a/hw/misc/Kconfig
+++ b/hw/misc/Kconfig
@@ -216,4 +216,10 @@ config XLNX_VERSAL_TRNG
config FLEXCOMM
bool
+config RT500_CLKCTL0
+ bool
+
+config RT500_CLKCTL1
+ bool
+
source macio/Kconfig
diff --git a/hw/misc/meson.build b/hw/misc/meson.build
index 8414767ae3..68929949a6 100644
--- a/hw/misc/meson.build
+++ b/hw/misc/meson.build
@@ -158,3 +158,5 @@ system_ss.add(when: 'CONFIG_SBSA_REF', if_true: files('sbsa_ec.c'))
system_ss.add(when: 'CONFIG_LASI', if_true: files('lasi.c'))
system_ss.add(when: 'CONFIG_FLEXCOMM', if_true: files('flexcomm.c'))
+system_ss.add(when: 'CONFIG_RT500_CLKCTL0', if_true: files('rt500_clkctl0.c'))
+system_ss.add(when: 'CONFIG_RT500_CLKCTL1', if_true: files('rt500_clkctl1.c'))
diff --git a/hw/misc/rt500_clkctl0.c b/hw/misc/rt500_clkctl0.c
new file mode 100644
index 0000000000..84b5631924
--- /dev/null
+++ b/hw/misc/rt500_clkctl0.c
@@ -0,0 +1,243 @@
+/*
+ * QEMU model for RT500 Clock Controller
+ *
+ * Copyright (c) 2024 Google LLC
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/clock.h"
+#include "hw/irq.h"
+#include "hw/qdev-clock.h"
+#include "hw/qdev-properties.h"
+#include "qemu/log.h"
+#include "qemu/module.h"
+#include "exec/address-spaces.h"
+#include "hw/regs.h"
+#include "hw/misc/rt500_clkctl0.h"
+#include "hw/misc/rt500_clk_freqs.h"
+
+#include "trace.h"
+
+#define reg(field) offsetof(RT500_CLKCTL0_Type, field)
+#define REG_NO (sizeof(RT500_CLKCTL0_Type) / sizeof(uint32_t))
+#define regi(x) (reg(x) / sizeof(uint32_t))
+
+static RT500_CLKCTL0_REGISTER_NAMES_ARRAY(reg_names);
+
+static MemTxResult rt500_clkctl0_read(void *opaque, hwaddr addr,
+ uint64_t *data, unsigned size,
+ MemTxAttrs attrs)
+{
+ RT500ClkCtl0State *s = opaque;
+ MemTxResult ret = MEMTX_OK;
+
+ if (!reg32_aligned_access(addr, size)) {
+ ret = MEMTX_ERROR;
+ goto out;
+ }
+
+ switch (addr) {
+ case reg(PSCCTL0_SET):
+ case reg(PSCCTL1_SET):
+ case reg(PSCCTL2_SET):
+ case reg(PSCCTL0_CLR):
+ case reg(PSCCTL1_CLR):
+ case reg(PSCCTL2_CLR):
+ /* write only registers */
+ ret = MEMTX_ERROR;
+ break;
+ default:
+ *data = reg32_read(&s->regs, addr);
+ break;
+ }
+
+out:
+ trace_rt500_clkctl0_reg_read(reg_names[addr], addr, *data);
+ return ret;
+}
+
+static inline void set_systick_clk_from_div(RT500ClkCtl0State *s)
+{
+ uint32_t div = s->regs.SYSTICKFCLKDIV_b.DIV + 1;
+ uint32_t rate = clock_get_hz(s->sysclk);
+
+ clock_set_hz(s->systick_clk, rate / div);
+}
+
+static MemTxResult rt500_clkctl0_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size,
+ MemTxAttrs attrs)
+{
+ RT500ClkCtl0State *s = opaque;
+ MemTxResult ret = MEMTX_OK;
+ static uint32_t wr_mask[REG_NO] = {
+ [0 ... REG_NO - 1] = BITS(31, 0),
+ [regi(FRO_CAPVAL)] = 0,
+ [regi(FROCLKSTATUS)] = 0,
+ };
+
+ if (!reg32_aligned_access(addr, size)) {
+ ret = MEMTX_ERROR;
+ goto out;
+ }
+
+ switch (addr) {
+ case reg(PSCCTL0):
+ case reg(PSCCTL1):
+ case reg(PSCCTL2):
+ {
+ reg32_write(&s->regs, addr, value, wr_mask);
+ break;
+ }
+ case reg(PSCCTL0_SET):
+ case reg(PSCCTL1_SET):
+ case reg(PSCCTL2_SET):
+ {
+ uint32_t update_addr = reg(PSCCTL0) + (addr - reg(PSCCTL0_SET));
+ reg32_write(&s->regs, update_addr,
+ reg32_read(&s->regs, update_addr) | value, wr_mask);
+ break;
+ }
+ case reg(PSCCTL0_CLR):
+ case reg(PSCCTL1_CLR):
+ case reg(PSCCTL2_CLR):
+ {
+ uint32_t update_addr = reg(PSCCTL0) + (addr - reg(PSCCTL0_CLR));
+ reg32_write(&s->regs, update_addr,
+ reg32_read(&s->regs, update_addr) & ~value, wr_mask);
+ break;
+ }
+ default:
+ reg32_write(&s->regs, addr, value, wr_mask);
+ }
+
+ switch (addr) {
+ case reg(SYSPLL0PFD):
+ {
+ if (!s->regs.SYSPLL0PFD_b.PFD0_CLKGATE) {
+ s->regs.SYSPLL0PFD_b.PFD0_CLKRDY = 1;
+ } else {
+ s->regs.SYSPLL0PFD_b.PFD0_CLKRDY = 0;
+ }
+ if (!s->regs.SYSPLL0PFD_b.PFD1_CLKGATE) {
+ s->regs.SYSPLL0PFD_b.PFD1_CLKRDY = 1;
+ } else {
+ s->regs.SYSPLL0PFD_b.PFD1_CLKRDY = 0;
+ }
+ if (!s->regs.SYSPLL0PFD_b.PFD2_CLKGATE) {
+ s->regs.SYSPLL0PFD_b.PFD2_CLKRDY = 1;
+ } else {
+ s->regs.SYSPLL0PFD_b.PFD2_CLKRDY = 0;
+ }
+ if (!s->regs.SYSPLL0PFD_b.PFD3_CLKGATE) {
+ s->regs.SYSPLL0PFD_b.PFD3_CLKRDY = 1;
+ } else {
+ s->regs.SYSPLL0PFD_b.PFD3_CLKRDY = 0;
+ }
+ break;
+ }
+ case reg(SYSTICKFCLKSEL):
+ {
+ switch (s->regs.SYSTICKFCLKSEL_b.SEL) {
+ case SYSTICKFCLKSEL_DIVOUT:
+ {
+ set_systick_clk_from_div(s);
+ break;
+ }
+ case SYSTICKFCLKSEL_LPOSC:
+ {
+ clock_set_hz(s->systick_clk, LPOSC_CLK_HZ);
+ break;
+ }
+ case SYSTICKFCLKSEL_32KHZRTC:
+ {
+ clock_set_hz(s->systick_clk, RTC32KHZ_CLK_HZ);
+ break;
+ }
+ case SYSTICKFCLKSEL_NONE:
+ {
+ clock_set_hz(s->systick_clk, 0);
+ break;
+ }
+ }
+ clock_propagate(s->systick_clk);
+ break;
+ }
+ case reg(SYSTICKFCLKDIV):
+ {
+ if (s->regs.SYSTICKFCLKSEL_b.SEL == SYSTICKFCLKSEL_DIVOUT) {
+ set_systick_clk_from_div(s);
+ clock_propagate(s->systick_clk);
+ }
+ break;
+ }
+ }
+
+out:
+ trace_rt500_clkctl0_reg_write(reg_names[addr], addr, value);
+ return ret;
+
+ return MEMTX_OK;
+}
+
+static const MemoryRegionOps rt500_clkctl0_ops = {
+ .read_with_attrs = rt500_clkctl0_read,
+ .write_with_attrs = rt500_clkctl0_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static void rt500_clkctl0_reset(DeviceState *dev)
+{
+ RT500ClkCtl0State *s = RT500_CLKCTL0(dev);
+
+ memset(&s->regs, 0, sizeof(s->regs));
+
+ rt500_clkctl0_reset_registers(&s->regs);
+
+ /* clock OK immediately after reset */
+ s->regs.FROCLKSTATUS = 0x00000001;
+}
+
+static void rt500_clkctl0_init(Object *obj)
+{
+ RT500ClkCtl0State *s = RT500_CLKCTL0(obj);
+
+ memory_region_init_io(&s->mmio, obj, &rt500_clkctl0_ops, s,
+ TYPE_RT500_CLKCTL0, sizeof(s->regs));
+ sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio);
+ s->sysclk = qdev_init_clock_in(DEVICE(s), "sysclk", NULL, NULL, 0);
+ s->systick_clk = qdev_init_clock_out(DEVICE(s), "systick_clk");
+}
+
+static void rt500_clkctl0_realize(DeviceState *dev, Error **errp)
+{
+}
+
+static void rt500_clkctl0_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->reset = rt500_clkctl0_reset;
+ dc->realize = rt500_clkctl0_realize;
+}
+
+static const TypeInfo rt500_clkctl0_info = {
+ .name = TYPE_RT500_CLKCTL0,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(RT500ClkCtl0State),
+ .instance_init = rt500_clkctl0_init,
+ .class_init = rt500_clkctl0_class_init,
+};
+
+static void rt500_clkctl0_register_types(void)
+{
+ type_register_static(&rt500_clkctl0_info);
+}
+
+type_init(rt500_clkctl0_register_types)
+
diff --git a/hw/misc/rt500_clkctl1.c b/hw/misc/rt500_clkctl1.c
new file mode 100644
index 0000000000..a5a8cf6564
--- /dev/null
+++ b/hw/misc/rt500_clkctl1.c
@@ -0,0 +1,224 @@
+/*
+ * QEMU model for RT500 Clock Controller
+ *
+ * Copyright (c) 2024 Google LLC
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/clock.h"
+#include "hw/irq.h"
+#include "hw/qdev-clock.h"
+#include "hw/qdev-properties.h"
+#include "qemu/log.h"
+#include "qemu/module.h"
+#include "exec/address-spaces.h"
+#include "hw/regs.h"
+#include "hw/misc/rt500_clkctl1.h"
+#include "hw/misc/rt500_clk_freqs.h"
+
+#include "trace.h"
+
+#define reg(field) offsetof(RT500_CLKCTL1_Type, field)
+#define REG_NO (sizeof(RT500_CLKCTL1_Type) / sizeof(uint32_t))
+#define regi(x) (reg(x) / sizeof(uint32_t))
+
+static RT500_CLKCTL1_REGISTER_NAMES_ARRAY(reg_names);
+
+static MemTxResult rt500_clkctl1_read(void *opaque, hwaddr addr,
+ uint64_t *data, unsigned size,
+ MemTxAttrs attrs)
+{
+ RT500ClkCtl1State *s = opaque;
+ MemTxResult ret = MEMTX_OK;
+
+ if (!reg32_aligned_access(addr, size)) {
+ ret = MEMTX_ERROR;
+ goto out;
+ }
+
+ switch (addr) {
+ case reg(PSCCTL0_SET):
+ case reg(PSCCTL1_SET):
+ case reg(PSCCTL2_SET):
+ case reg(PSCCTL0_CLR):
+ case reg(PSCCTL1_CLR):
+ case reg(PSCCTL2_CLR):
+ /* write only registers */
+ ret = MEMTX_ERROR;
+ break;
+ default:
+ *data = reg32_read(&s->regs, addr);
+ break;
+ }
+
+out:
+ trace_rt500_clkctl1_reg_read(reg_names[addr], addr, *data);
+ return ret;
+}
+
+static MemTxResult rt500_clkctl1_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size,
+ MemTxAttrs attrs)
+{
+ RT500ClkCtl1State *s = opaque;
+ MemTxResult ret = MEMTX_OK;
+ static uint32_t wr_mask[REG_NO] = {
+ [0 ... REG_NO - 1] = BITS(31, 0),
+ };
+
+ if (!reg32_aligned_access(addr, size)) {
+ ret = MEMTX_ERROR;
+ goto out;
+ }
+
+ switch (addr) {
+ case reg(PSCCTL0):
+ case reg(PSCCTL1):
+ case reg(PSCCTL2):
+ {
+ reg32_write(&s->regs, addr, value, wr_mask);
+ break;
+ }
+ case reg(PSCCTL0_SET):
+ case reg(PSCCTL1_SET):
+ case reg(PSCCTL2_SET):
+ {
+ uint32_t update_addr = reg(PSCCTL0) + (addr - reg(PSCCTL0_SET));
+ reg32_write(&s->regs, update_addr,
+ reg32_read(&s->regs, update_addr) | value, wr_mask);
+ break;
+ }
+ case reg(PSCCTL0_CLR):
+ case reg(PSCCTL1_CLR):
+ case reg(PSCCTL2_CLR):
+ {
+ uint32_t update_addr = reg(PSCCTL0) + (addr - reg(PSCCTL0_CLR));
+ reg32_write(&s->regs, update_addr,
+ reg32_read(&s->regs, update_addr) & ~value, wr_mask);
+ break;
+ }
+ default:
+ reg32_write(&s->regs, addr, value, wr_mask);
+ }
+
+ switch (addr) {
+ case reg(AUDIOPLL0PFD):
+ {
+ if (!s->regs.AUDIOPLL0PFD_b.PFD0_CLKGATE) {
+ s->regs.AUDIOPLL0PFD_b.PFD0_CLKRDY = 1;
+ } else {
+ s->regs.AUDIOPLL0PFD_b.PFD0_CLKRDY = 0;
+ }
+ if (!s->regs.AUDIOPLL0PFD_b.PFD1_CLKGATE) {
+ s->regs.AUDIOPLL0PFD_b.PFD1_CLKRDY = 1;
+ } else {
+ s->regs.AUDIOPLL0PFD_b.PFD1_CLKRDY = 0;
+ }
+ if (!s->regs.AUDIOPLL0PFD_b.PFD2_CLKGATE) {
+ s->regs.AUDIOPLL0PFD_b.PFD2_CLKRDY = 1;
+ } else {
+ s->regs.AUDIOPLL0PFD_b.PFD2_CLKRDY = 0;
+ }
+ if (!s->regs.AUDIOPLL0PFD_b.PFD3_CLKGATE) {
+ s->regs.AUDIOPLL0PFD_b.PFD3_CLKRDY = 1;
+ } else {
+ s->regs.AUDIOPLL0PFD_b.PFD3_CLKRDY = 0;
+ }
+ break;
+ }
+ case reg(OSEVENTTFCLKSEL):
+ {
+ switch (s->regs.OSEVENTTFCLKSEL_b.SEL) {
+ case OSEVENTTFCLKSEL_LPOSC:
+ {
+ clock_set_hz(s->ostimer_clk, LPOSC_CLK_HZ);
+ break;
+ }
+ case OSEVENTTFCLKSEL_32KHZRTC:
+ {
+ clock_set_hz(s->ostimer_clk, RTC32KHZ_CLK_HZ);
+ break;
+ }
+ case OSEVENTTFCLKSEL_HCLK:
+ {
+ clock_set_hz(s->ostimer_clk, clock_get_hz(s->sysclk));
+ break;
+ }
+ case OSEVENTTFCLKSEL_NONE:
+ {
+ clock_set_hz(s->ostimer_clk, 0);
+ break;
+ }
+ }
+
+ clock_propagate(s->ostimer_clk);
+ break;
+ }
+ }
+
+out:
+ trace_rt500_clkctl1_reg_write(reg_names[addr], addr, value);
+ return ret;
+
+ return MEMTX_OK;
+}
+
+
+static const MemoryRegionOps rt500_clkctl1_ops = {
+ .read_with_attrs = rt500_clkctl1_read,
+ .write_with_attrs = rt500_clkctl1_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static void rt500_clkctl1_reset(DeviceState *dev)
+{
+ RT500ClkCtl1State *s = RT500_CLKCTL1(dev);
+
+ memset(&s->regs, 0, sizeof(s->regs));
+
+ rt500_clkctl1_reset_registers(&s->regs);
+}
+
+static void rt500_clkctl1_init(Object *obj)
+{
+ RT500ClkCtl1State *s = RT500_CLKCTL1(obj);
+
+ memory_region_init_io(&s->mmio, obj, &rt500_clkctl1_ops, s,
+ TYPE_RT500_CLKCTL1, sizeof(s->regs));
+ sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio);
+ s->sysclk = qdev_init_clock_in(DEVICE(s), "sysclk", NULL, NULL, 0);
+ s->ostimer_clk = qdev_init_clock_out(DEVICE(s), "ostimer_clk");
+}
+
+static void rt500_clkctl1_realize(DeviceState *dev, Error **errp)
+{
+}
+
+static void rt500_clkctl1_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->reset = rt500_clkctl1_reset;
+ dc->realize = rt500_clkctl1_realize;
+}
+
+static const TypeInfo rt500_clkctl1_info = {
+ .name = TYPE_RT500_CLKCTL1,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(RT500ClkCtl1State),
+ .instance_init = rt500_clkctl1_init,
+ .class_init = rt500_clkctl1_class_init,
+};
+
+static void rt500_clkctl1_register_types(void)
+{
+ type_register_static(&rt500_clkctl1_info);
+}
+
+type_init(rt500_clkctl1_register_types)
+
diff --git a/hw/misc/trace-events b/hw/misc/trace-events
index 71ec77de29..e65fcfa613 100644
--- a/hw/misc/trace-events
+++ b/hw/misc/trace-events
@@ -357,3 +357,11 @@ flexcomm_reset(void) ""
flexcomm_irq(const char *id, uint8_t irq) "%s %d"
flexcomm_reg_read(const char *devname, const char *regname, uint32_t addr, uint32_t val) "%s: %s[0x%04x] -> 0x%08x"
flexcomm_reg_write(const char *dename, const char *regname, uint32_t addr, uint32_t val) "%s: %s[0x%04x] <- 0x%08x"
+
+# rt500_clkctl0.c
+rt500_clkctl0_reg_read(const char *regname, uint32_t addr, uint32_t val) "%s[0x%04x] -> 0x%08x"
+rt500_clkctl0_reg_write(const char *regname, uint32_t addr, uint32_t val) "%s[0x%04x] <- 0x%08x"
+
+# rt500_clkctl1.c
+rt500_clkctl1_reg_read(const char *regname, uint32_t addr, uint32_t val) "%s[0x%04x] -> 0x%08x"
+rt500_clkctl1_reg_write(const char *regname, uint32_t addr, uint32_t val) "%s[0x%04x] <- 0x%08x"
diff --git a/include/hw/misc/rt500_clk_freqs.h b/include/hw/misc/rt500_clk_freqs.h
new file mode 100644
index 0000000000..1e366d4967
--- /dev/null
+++ b/include/hw/misc/rt500_clk_freqs.h
@@ -0,0 +1,18 @@
+/*
+ * QEMU model for RT500 Clock Controller
+ *
+ * Copyright (c) 2024 Google LLC
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef HW_MISC_RT500_CLK_FREQS_H
+#define HW_MISC_RT500_CLK_FREQS_H
+
+#define RTC32KHZ_CLK_HZ 32000
+#define LPOSC_CLK_HZ 1000000
+
+#endif /* HW_MISC_RT500_CLK_FREQS_H */
diff --git a/include/hw/misc/rt500_clkctl0.h b/include/hw/misc/rt500_clkctl0.h
new file mode 100644
index 0000000000..798ded96e3
--- /dev/null
+++ b/include/hw/misc/rt500_clkctl0.h
@@ -0,0 +1,37 @@
+/*
+ * QEMU model for RT500 Clock Controller
+ *
+ * Copyright (c) 2024 Google LLC
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef HW_MISC_RT500_CLKCTL0_H
+#define HW_MISC_RT500_CLKCTL0_H
+
+#include "hw/arm/svd/rt500_clkctl0.h"
+#include "hw/sysbus.h"
+
+#define TYPE_RT500_CLKCTL0 "rt500-clkctl0"
+#define RT500_CLKCTL0(o) OBJECT_CHECK(RT500ClkCtl0State, o, TYPE_RT500_CLKCTL0)
+
+#define SYSTICKFCLKSEL_DIVOUT 0
+#define SYSTICKFCLKSEL_LPOSC 1
+#define SYSTICKFCLKSEL_32KHZRTC 2
+#define SYSTICKFCLKSEL_NONE 7
+
+typedef struct {
+ /* <private> */
+ SysBusDevice parent_obj;
+
+ /* <public> */
+ MemoryRegion mmio;
+ RT500_CLKCTL0_Type regs;
+ Clock *systick_clk;
+ Clock *sysclk;
+} RT500ClkCtl0State;
+
+#endif /* HW_MISC_RT500_CLKCTL0_H */
diff --git a/include/hw/misc/rt500_clkctl1.h b/include/hw/misc/rt500_clkctl1.h
new file mode 100644
index 0000000000..7b6e56e294
--- /dev/null
+++ b/include/hw/misc/rt500_clkctl1.h
@@ -0,0 +1,38 @@
+/*
+ * QEMU model for RT500 Clock Controller
+ *
+ * Copyright (c) 2024 Google LLC
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+
+#ifndef HW_MISC_RT500_CLKCTL1_H
+#define HW_MISC_RT500_CLKCTL1_H
+
+#include "hw/arm/svd/rt500_clkctl1.h"
+#include "hw/sysbus.h"
+
+#define TYPE_RT500_CLKCTL1 "rt500-clkctl1"
+#define RT500_CLKCTL1(o) OBJECT_CHECK(RT500ClkCtl1State, o, TYPE_RT500_CLKCTL1)
+
+#define OSEVENTTFCLKSEL_LPOSC 0
+#define OSEVENTTFCLKSEL_32KHZRTC 1
+#define OSEVENTTFCLKSEL_HCLK 2
+#define OSEVENTTFCLKSEL_NONE 7
+
+typedef struct {
+ /* <private> */
+ SysBusDevice parent_obj;
+
+ /* <public> */
+ MemoryRegion mmio;
+ RT500_CLKCTL1_Type regs;
+ Clock *sysclk;
+ Clock *ostimer_clk;
+} RT500ClkCtl1State;
+
+#endif /* HW_MISC_RT500_CLKCTL1_H */
--
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