diff options
| author | qianfan Zhao <qianfanguijin@163.com> | 2023-06-06 10:19:32 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2023-06-06 10:19:32 +0100 |
| commit | d1e409c5831b2f48b285a4d00f84fbc6a3a927bb (patch) | |
| tree | 49c425c8ba46df81de4f6c771c490fb05fe190c7 /hw | |
| parent | dc2a070d125772fe30384596d4d4ce6d9950b004 (diff) | |
hw: allwinner-r40: Complete uart devices
R40 has eight UARTs, support both 16450 and 16550 compatible modes.
Signed-off-by: qianfan Zhao <qianfanguijin@163.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/arm/allwinner-r40.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/hw/arm/allwinner-r40.c b/hw/arm/allwinner-r40.c index 72973f69ff..537a90b23d 100644 --- a/hw/arm/allwinner-r40.c +++ b/hw/arm/allwinner-r40.c @@ -45,6 +45,13 @@ const hwaddr allwinner_r40_memmap[] = { [AW_R40_DEV_CCU] = 0x01c20000, [AW_R40_DEV_PIT] = 0x01c20c00, [AW_R40_DEV_UART0] = 0x01c28000, + [AW_R40_DEV_UART1] = 0x01c28400, + [AW_R40_DEV_UART2] = 0x01c28800, + [AW_R40_DEV_UART3] = 0x01c28c00, + [AW_R40_DEV_UART4] = 0x01c29000, + [AW_R40_DEV_UART5] = 0x01c29400, + [AW_R40_DEV_UART6] = 0x01c29800, + [AW_R40_DEV_UART7] = 0x01c29c00, [AW_R40_DEV_GIC_DIST] = 0x01c81000, [AW_R40_DEV_GIC_CPU] = 0x01c82000, [AW_R40_DEV_GIC_HYP] = 0x01c84000, @@ -157,6 +164,13 @@ enum { /* Shared Processor Interrupts */ enum { AW_R40_GIC_SPI_UART0 = 1, + AW_R40_GIC_SPI_UART1 = 2, + AW_R40_GIC_SPI_UART2 = 3, + AW_R40_GIC_SPI_UART3 = 4, + AW_R40_GIC_SPI_UART4 = 17, + AW_R40_GIC_SPI_UART5 = 18, + AW_R40_GIC_SPI_UART6 = 19, + AW_R40_GIC_SPI_UART7 = 20, AW_R40_GIC_SPI_TIMER0 = 22, AW_R40_GIC_SPI_TIMER1 = 23, AW_R40_GIC_SPI_MMC0 = 32, @@ -384,9 +398,23 @@ static void allwinner_r40_realize(DeviceState *dev, Error **errp) } /* UART0. For future clocktree API: All UARTS are connected to APB2_CLK. */ - serial_mm_init(get_system_memory(), s->memmap[AW_R40_DEV_UART0], 2, - qdev_get_gpio_in(DEVICE(&s->gic), AW_R40_GIC_SPI_UART0), - 115200, serial_hd(0), DEVICE_NATIVE_ENDIAN); + for (int i = 0; i < AW_R40_NUM_UARTS; i++) { + static const int uart_irqs[AW_R40_NUM_UARTS] = { + AW_R40_GIC_SPI_UART0, + AW_R40_GIC_SPI_UART1, + AW_R40_GIC_SPI_UART2, + AW_R40_GIC_SPI_UART3, + AW_R40_GIC_SPI_UART4, + AW_R40_GIC_SPI_UART5, + AW_R40_GIC_SPI_UART6, + AW_R40_GIC_SPI_UART7, + }; + const hwaddr addr = s->memmap[AW_R40_DEV_UART0 + i]; + + serial_mm_init(get_system_memory(), addr, 2, + qdev_get_gpio_in(DEVICE(&s->gic), uart_irqs[i]), + 115200, serial_hd(i), DEVICE_NATIVE_ENDIAN); + } /* Unimplemented devices */ for (i = 0; i < ARRAY_SIZE(r40_unimplemented); i++) { |