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authorStrahinja Jankovic <strahinjapjankovic@gmail.com>2024-10-14 17:05:52 +0100
committerPeter Maydell <peter.maydell@linaro.org>2024-10-15 15:16:17 +0100
commit3341d1cb3786b4b60fc47fab4a4f647a7b636e76 (patch)
tree9a6c7105707064d166368fc78075dd9f3f590b8a
parent8d3dfb6205a9e00dff30c09e4f6f0d274a090dbe (diff)
downloadfocaccia-qemu-3341d1cb3786b4b60fc47fab4a4f647a7b636e76.tar.gz
focaccia-qemu-3341d1cb3786b4b60fc47fab4a4f647a7b636e76.zip
hw/arm: Add SPI to Allwinner A10
The Allwinner A10 SPI controller is added to the Allwinner A10
description, so it is available when Cubieboard is emulated.

Update the documentation for Cubieboard to indicate SPI availability.

Signed-off-by: Strahinja Jankovic <strahinja.p.jankovic@gmail.com>
Message-id: 20241001221349.8319-3-strahinja.p.jankovic@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--docs/system/arm/cubieboard.rst1
-rw-r--r--hw/arm/Kconfig1
-rw-r--r--hw/arm/allwinner-a10.c8
-rw-r--r--include/hw/arm/allwinner-a10.h2
4 files changed, 12 insertions, 0 deletions
diff --git a/docs/system/arm/cubieboard.rst b/docs/system/arm/cubieboard.rst
index 58c4a2d3ea..90d24c73a1 100644
--- a/docs/system/arm/cubieboard.rst
+++ b/docs/system/arm/cubieboard.rst
@@ -15,4 +15,5 @@ Emulated devices:
 - USB controller
 - SATA controller
 - TWI (I2C) controller
+- SPI controller
 - Watchdog timer
diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
index f1e981622a..0d658ead09 100644
--- a/hw/arm/Kconfig
+++ b/hw/arm/Kconfig
@@ -328,6 +328,7 @@ config ALLWINNER_A10
     select ALLWINNER_WDT
     select ALLWINNER_EMAC
     select ALLWINNER_I2C
+    select ALLWINNER_A10_SPI
     select AXP2XX_PMU
     select SERIAL_MM
     select UNIMP
diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c
index 08cdff61e4..9eb1aa7366 100644
--- a/hw/arm/allwinner-a10.c
+++ b/hw/arm/allwinner-a10.c
@@ -35,6 +35,7 @@
 #define AW_A10_PIC_REG_BASE     0x01c20400
 #define AW_A10_PIT_REG_BASE     0x01c20c00
 #define AW_A10_UART0_REG_BASE   0x01c28000
+#define AW_A10_SPI0_BASE        0x01c05000
 #define AW_A10_EMAC_BASE        0x01c0b000
 #define AW_A10_EHCI_BASE        0x01c14000
 #define AW_A10_OHCI_BASE        0x01c14400
@@ -80,6 +81,8 @@ static void aw_a10_init(Object *obj)
 
     object_initialize_child(obj, "i2c0", &s->i2c0, TYPE_AW_I2C);
 
+    object_initialize_child(obj, "spi0", &s->spi0, TYPE_AW_A10_SPI);
+
     for (size_t i = 0; i < AW_A10_NUM_USB; i++) {
         object_initialize_child(obj, "ehci[*]", &s->ehci[i],
                                 TYPE_PLATFORM_EHCI);
@@ -195,6 +198,11 @@ static void aw_a10_realize(DeviceState *dev, Error **errp)
     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c0), 0, AW_A10_I2C0_BASE);
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c0), 0, qdev_get_gpio_in(dev, 7));
 
+    /* SPI */
+    sysbus_realize(SYS_BUS_DEVICE(&s->spi0), &error_fatal);
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi0), 0, AW_A10_SPI0_BASE);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->spi0), 0, qdev_get_gpio_in(dev, 10));
+
     /* WDT */
     sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &error_fatal);
     sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->wdt), 0, AW_A10_WDT_BASE, 1);
diff --git a/include/hw/arm/allwinner-a10.h b/include/hw/arm/allwinner-a10.h
index 67a9a17b86..e5815b0d12 100644
--- a/include/hw/arm/allwinner-a10.h
+++ b/include/hw/arm/allwinner-a10.h
@@ -12,6 +12,7 @@
 #include "hw/misc/allwinner-a10-ccm.h"
 #include "hw/misc/allwinner-a10-dramc.h"
 #include "hw/i2c/allwinner-i2c.h"
+#include "hw/ssi/allwinner-a10-spi.h"
 #include "hw/watchdog/allwinner-wdt.h"
 #include "sysemu/block-backend.h"
 
@@ -40,6 +41,7 @@ struct AwA10State {
     AllwinnerAHCIState sata;
     AwSdHostState mmc0;
     AWI2CState i2c0;
+    AWA10SPIState spi0;
     AwRtcState rtc;
     AwWdtState wdt;
     MemoryRegion sram_a;