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hw/arm: Add GMAC devices to NPCM7XX SoC

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Change-Id: Id8a3461fb5042adc4c3fd6f4fbd1ca0d33e22565
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Signed-off-by: Nabih Estefan <nabihestefan@google.com>
Reviewed-by: Tyrone Ting <kfting@nuvoton.com>
Message-id: 20240131002800.989285-3-nabihestefan@google.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Hao Wu 2024-01-31 00:27:55 +00:00 committed by Peter Maydell
parent 08f787a34c
commit 21e5326a7c
2 changed files with 37 additions and 2 deletions
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37
hw/arm/npcm7xx.c
View File

@ -84,8 +84,10 @@ enum NPCM7xxInterrupt {
NPCM7XX_UART1_IRQ,
NPCM7XX_UART2_IRQ,
NPCM7XX_UART3_IRQ,
NPCM7XX_GMAC1_IRQ = 14,
NPCM7XX_EMC1RX_IRQ = 15,
NPCM7XX_EMC1TX_IRQ,
NPCM7XX_GMAC2_IRQ,
NPCM7XX_MMC_IRQ = 26,
NPCM7XX_PSPI2_IRQ = 28,
NPCM7XX_PSPI1_IRQ = 31,
@ -229,6 +231,12 @@ static const hwaddr npcm7xx_pspi_addr[] = {
0xf0201000,
};
/* Register base address for each GMAC Module */
static const hwaddr npcm7xx_gmac_addr[] = {
0xf0802000,
0xf0804000,
};
static const struct {
hwaddr regs_addr;
uint32_t unconnected_pins;
@ -457,6 +465,10 @@ static void npcm7xx_init(Object *obj)
object_initialize_child(obj, "pspi[*]", &s->pspi[i], TYPE_NPCM_PSPI);
}
for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
object_initialize_child(obj, "gmac[*]", &s->gmac[i], TYPE_NPCM_GMAC);
}
object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI);
}
@ -688,6 +700,29 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq));
}
/*
* GMAC Modules. Cannot fail.
*/
QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_gmac_addr) != ARRAY_SIZE(s->gmac));
QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->gmac) != 2);
for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
SysBusDevice *sbd = SYS_BUS_DEVICE(&s->gmac[i]);
/*
* The device exists regardless of whether it's connected to a QEMU
* netdev backend. So always instantiate it even if there is no
* backend.
*/
sysbus_realize(sbd, &error_abort);
sysbus_mmio_map(sbd, 0, npcm7xx_gmac_addr[i]);
int irq = i == 0 ? NPCM7XX_GMAC1_IRQ : NPCM7XX_GMAC2_IRQ;
/*
* N.B. The values for the second argument sysbus_connect_irq are
* chosen to match the registration order in npcm7xx_emc_realize.
*/
sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, irq));
}
/*
* Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
* specified, but this is a programming error.
@ -750,8 +785,6 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
create_unimplemented_device("npcm7xx.siox[2]", 0xf0102000, 4 * KiB);
create_unimplemented_device("npcm7xx.ahbpci", 0xf0400000, 1 * MiB);
create_unimplemented_device("npcm7xx.mcphy", 0xf05f0000, 64 * KiB);
create_unimplemented_device("npcm7xx.gmac1", 0xf0802000, 8 * KiB);
create_unimplemented_device("npcm7xx.gmac2", 0xf0804000, 8 * KiB);
create_unimplemented_device("npcm7xx.vcd", 0xf0810000, 64 * KiB);
create_unimplemented_device("npcm7xx.ece", 0xf0820000, 8 * KiB);
create_unimplemented_device("npcm7xx.vdma", 0xf0822000, 8 * KiB);

2
include/hw/arm/npcm7xx.h
View File

@ -29,6 +29,7 @@
#include "hw/misc/npcm7xx_pwm.h"
#include "hw/misc/npcm7xx_rng.h"
#include "hw/net/npcm7xx_emc.h"
#include "hw/net/npcm_gmac.h"
#include "hw/nvram/npcm7xx_otp.h"
#include "hw/timer/npcm7xx_timer.h"
#include "hw/ssi/npcm7xx_fiu.h"
@ -104,6 +105,7 @@ struct NPCM7xxState {
OHCISysBusState ohci;
NPCM7xxFIUState fiu[2];
NPCM7xxEMCState emc[2];
NPCMGMACState gmac[2];
NPCM7xxSDHCIState mmc;
NPCMPSPIState pspi[2];
};