Connect the two uart reset inputs to the slcr corresponding outputs. Signed-off-by: Damien Hedde <damien.he...@greensocs.com> --- hw/arm/xilinx_zynq.c | 14 ++++++++------ include/hw/char/cadence_uart.h | 10 +++++++++- 2 files changed, 17 insertions(+), 7 deletions(-)
diff --git a/hw/arm/xilinx_zynq.c b/hw/arm/xilinx_zynq.c index 89da34808b..bb56f1e03c 100644 --- a/hw/arm/xilinx_zynq.c +++ b/hw/arm/xilinx_zynq.c @@ -165,7 +165,7 @@ static void zynq_init(MachineState *machine) MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ext_ram = g_new(MemoryRegion, 1); MemoryRegion *ocm_ram = g_new(MemoryRegion, 1); - DeviceState *dev; + DeviceState *dev, *slcr; SysBusDevice *busdev; qemu_irq pic[64]; int n; @@ -210,9 +210,9 @@ static void zynq_init(MachineState *machine) 1, 0x0066, 0x0022, 0x0000, 0x0000, 0x0555, 0x2aa, 0); - dev = qdev_create(NULL, "xilinx,zynq_slcr"); - qdev_init_nofail(dev); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0xF8000000); + slcr = qdev_create(NULL, "xilinx,zynq_slcr"); + qdev_init_nofail(slcr); + sysbus_mmio_map(SYS_BUS_DEVICE(slcr), 0, 0xF8000000); dev = qdev_create(NULL, TYPE_A9MPCORE_PRIV); qdev_prop_set_uint32(dev, "num-cpu", 1); @@ -233,8 +233,10 @@ static void zynq_init(MachineState *machine) sysbus_create_simple("xlnx,ps7-usb", 0xE0002000, pic[53-IRQ_OFFSET]); sysbus_create_simple("xlnx,ps7-usb", 0xE0003000, pic[76-IRQ_OFFSET]); - cadence_uart_create(0xE0000000, pic[59 - IRQ_OFFSET], serial_hd(0)); - cadence_uart_create(0xE0001000, pic[82 - IRQ_OFFSET], serial_hd(1)); + cadence_uart_create(0xE0000000, pic[59 - IRQ_OFFSET], serial_hd(0), + slcr, "uart0_rst", 0); + cadence_uart_create(0xE0001000, pic[82 - IRQ_OFFSET], serial_hd(1), + slcr, "uart1_rst", 0); sysbus_create_varargs("cadence_ttc", 0xF8001000, pic[42-IRQ_OFFSET], pic[43-IRQ_OFFSET], pic[44-IRQ_OFFSET], NULL); diff --git a/include/hw/char/cadence_uart.h b/include/hw/char/cadence_uart.h index e1cf33e94c..c03c61a1f2 100644 --- a/include/hw/char/cadence_uart.h +++ b/include/hw/char/cadence_uart.h @@ -52,7 +52,10 @@ typedef struct { static inline DeviceState *cadence_uart_create(hwaddr addr, qemu_irq irq, - Chardev *chr) + Chardev *chr, + DeviceState *rst_dev, + const char *rst_name, + int rst_n) { DeviceState *dev; SysBusDevice *s; @@ -64,6 +67,11 @@ static inline DeviceState *cadence_uart_create(hwaddr addr, sysbus_mmio_map(s, 0, addr); sysbus_connect_irq(s, 0, irq); + if (rst_dev) { + qdev_connect_gpio_out_named(rst_dev, rst_name, rst_n, + qdev_get_gpio_in_named(dev, "rst", 0)); + } + return dev; } -- 2.22.0