From 51af6231ad344c64069faad630d0889b9723ed3a Mon Sep 17 00:00:00 2001 From: "Edgar E. Iglesias" Date: Fri, 1 Apr 2022 00:20:17 +0200 Subject: hw/arm/xlnx-zynqmp: Connect 4 TTC timers Connect the 4 TTC timers on the ZynqMP. Signed-off-by: Edgar E. Iglesias Reviewed-by: Alistair Francis Reviewed-by: Luc Michel Reviewed-by: Francisco Iglesias Message-id: 20220331222017.2914409-3-edgar.iglesias@gmail.com Signed-off-by: Peter Maydell --- hw/arm/xlnx-zynqmp.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'hw') diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c index 5bfe285a19..375309e68e 100644 --- a/hw/arm/xlnx-zynqmp.c +++ b/hw/arm/xlnx-zynqmp.c @@ -68,6 +68,9 @@ #define APU_ADDR 0xfd5c0000 #define APU_IRQ 153 +#define TTC0_ADDR 0xFF110000 +#define TTC0_IRQ 36 + #define IPI_ADDR 0xFF300000 #define IPI_IRQ 64 @@ -316,6 +319,24 @@ static void xlnx_zynqmp_create_crf(XlnxZynqMPState *s, qemu_irq *gic) sysbus_connect_irq(sbd, 0, gic[CRF_IRQ]); } +static void xlnx_zynqmp_create_ttc(XlnxZynqMPState *s, qemu_irq *gic) +{ + SysBusDevice *sbd; + int i, irq; + + for (i = 0; i < XLNX_ZYNQMP_NUM_TTC; i++) { + object_initialize_child(OBJECT(s), "ttc[*]", &s->ttc[i], + TYPE_CADENCE_TTC); + sbd = SYS_BUS_DEVICE(&s->ttc[i]); + + sysbus_realize(sbd, &error_fatal); + sysbus_mmio_map(sbd, 0, TTC0_ADDR + i * 0x10000); + for (irq = 0; irq < 3; irq++) { + sysbus_connect_irq(sbd, irq, gic[TTC0_IRQ + i * 3 + irq]); + } + } +} + static void xlnx_zynqmp_create_unimp_mmio(XlnxZynqMPState *s) { static const struct UnimpInfo { @@ -721,6 +742,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) xlnx_zynqmp_create_efuse(s, gic_spi); xlnx_zynqmp_create_apu_ctrl(s, gic_spi); xlnx_zynqmp_create_crf(s, gic_spi); + xlnx_zynqmp_create_ttc(s, gic_spi); xlnx_zynqmp_create_unimp_mmio(s); for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA_CH; i++) { -- cgit v1.2.3