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authorBin Meng <bin.meng@windriver.com>2020-09-01 09:39:01 +0800
committerAlistair Francis <alistair.francis@wdc.com>2020-09-09 15:54:18 -0700
commit8f2ac39d5d307589faca1d00d55a1a8054d53b0e (patch)
tree79fb47b7a672992620c6ffc6ef5b58b615148884 /hw/riscv
parenta8fb0a500a695104cda5837b7aba93dee3abddde (diff)
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hw/riscv: microchip_pfsoc: Connect 5 MMUARTs
Microchip PolarFire SoC has 5 MMUARTs, and the Icicle Kit board wires 4 of them out. Let's connect all 5 MMUARTs. Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-Id: <1598924352-89526-7-git-send-email-bmeng.cn@gmail.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw/riscv')
-rw-r--r--hw/riscv/Kconfig1
-rw-r--r--hw/riscv/microchip_pfsoc.c30
2 files changed, 31 insertions, 0 deletions
diff --git a/hw/riscv/Kconfig b/hw/riscv/Kconfig
index 3292fae..ceb7c16 100644
--- a/hw/riscv/Kconfig
+++ b/hw/riscv/Kconfig
@@ -54,3 +54,4 @@ config MICROCHIP_PFSOC
select HART
select SIFIVE
select UNIMP
+ select MCHP_PFSOC_MMUART
diff --git a/hw/riscv/microchip_pfsoc.c b/hw/riscv/microchip_pfsoc.c
index d946b2a..cee959a 100644
--- a/hw/riscv/microchip_pfsoc.c
+++ b/hw/riscv/microchip_pfsoc.c
@@ -11,6 +11,7 @@
* 0) CLINT (Core Level Interruptor)
* 1) PLIC (Platform Level Interrupt Controller)
* 2) eNVM (Embedded Non-Volatile Memory)
+ * 3) MMUARTs (Multi-Mode UART)
*
* This board currently generates devicetree dynamically that indicates at least
* two harts and up to five harts.
@@ -38,6 +39,7 @@
#include "hw/irq.h"
#include "hw/loader.h"
#include "hw/sysbus.h"
+#include "chardev/char.h"
#include "hw/cpu/cluster.h"
#include "target/riscv/cpu.h"
#include "hw/misc/unimp.h"
@@ -46,6 +48,7 @@
#include "hw/riscv/sifive_clint.h"
#include "hw/riscv/sifive_plic.h"
#include "hw/riscv/microchip_pfsoc.h"
+#include "sysemu/sysemu.h"
/*
* The BIOS image used by this machine is called Hart Software Services (HSS).
@@ -69,8 +72,13 @@ static const struct MemmapEntry {
[MICROCHIP_PFSOC_L2CC] = { 0x2010000, 0x1000 },
[MICROCHIP_PFSOC_L2LIM] = { 0x8000000, 0x2000000 },
[MICROCHIP_PFSOC_PLIC] = { 0xc000000, 0x4000000 },
+ [MICROCHIP_PFSOC_MMUART0] = { 0x20000000, 0x1000 },
[MICROCHIP_PFSOC_SYSREG] = { 0x20002000, 0x2000 },
[MICROCHIP_PFSOC_MPUCFG] = { 0x20005000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART1] = { 0x20100000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART2] = { 0x20102000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART3] = { 0x20104000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART4] = { 0x20106000, 0x1000 },
[MICROCHIP_PFSOC_ENVM_CFG] = { 0x20200000, 0x1000 },
[MICROCHIP_PFSOC_ENVM_DATA] = { 0x20220000, 0x20000 },
[MICROCHIP_PFSOC_IOSCB_CFG] = { 0x37080000, 0x1000 },
@@ -215,6 +223,28 @@ static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp)
memmap[MICROCHIP_PFSOC_MPUCFG].base,
memmap[MICROCHIP_PFSOC_MPUCFG].size);
+ /* MMUARTs */
+ s->serial0 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART0].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART0_IRQ),
+ serial_hd(0));
+ s->serial1 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART1].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART1_IRQ),
+ serial_hd(1));
+ s->serial2 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART2].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART2_IRQ),
+ serial_hd(2));
+ s->serial3 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART3].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART3_IRQ),
+ serial_hd(3));
+ s->serial4 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART4].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART4_IRQ),
+ serial_hd(4));
+
/* eNVM */
memory_region_init_rom(envm_data, OBJECT(dev), "microchip.pfsoc.envm.data",
memmap[MICROCHIP_PFSOC_ENVM_DATA].size,