From 66c895b8affc89f250ad69cbec4091e1e255f4ec Mon Sep 17 00:00:00 2001 From: Jamin Lin Date: Mon, 2 May 2022 17:03:03 +0200 Subject: [PATCH] aspeed: Add an AST1030 eval board MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The image should be supplied with ELF binary. $ qemu-system-arm -M ast1030-evb -kernel zephyr.elf -nographic Signed-off-by: Troy Lee Signed-off-by: Jamin Lin Signed-off-by: Steven Lee Reviewed-by: Cédric Le Goater Message-Id: <20220401083850.15266-9-jamin_lin@aspeedtech.com> Signed-off-by: Cédric Le Goater --- hw/arm/aspeed.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c index d205384d98..4e27060324 100644 --- a/hw/arm/aspeed.c +++ b/hw/arm/aspeed.c @@ -24,6 +24,7 @@ #include "hw/loader.h" #include "qemu/error-report.h" #include "qemu/units.h" +#include "hw/qdev-clock.h" static struct arm_boot_info aspeed_board_binfo = { .board_id = -1, /* device-tree-only board */ @@ -1292,6 +1293,67 @@ static void aspeed_machine_bletchley_class_init(ObjectClass *oc, void *data) aspeed_soc_num_cpus(amc->soc_name); } +#define AST1030_INTERNAL_FLASH_SIZE (1024 * 1024) +/* Main SYSCLK frequency in Hz (200MHz) */ +#define SYSCLK_FRQ 200000000ULL + +static void aspeed_minibmc_machine_init(MachineState *machine) +{ + AspeedMachineState *bmc = ASPEED_MACHINE(machine); + AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(machine); + Clock *sysclk; + + sysclk = clock_new(OBJECT(machine), "SYSCLK"); + clock_set_hz(sysclk, SYSCLK_FRQ); + + object_initialize_child(OBJECT(machine), "soc", &bmc->soc, amc->soc_name); + qdev_connect_clock_in(DEVICE(&bmc->soc), "sysclk", sysclk); + + qdev_prop_set_uint32(DEVICE(&bmc->soc), "uart-default", + amc->uart_default); + qdev_realize(DEVICE(&bmc->soc), NULL, &error_abort); + + aspeed_board_init_flashes(&bmc->soc.fmc, + bmc->fmc_model ? bmc->fmc_model : amc->fmc_model, + amc->num_cs, + 0); + + aspeed_board_init_flashes(&bmc->soc.spi[0], + bmc->spi_model ? bmc->spi_model : amc->spi_model, + amc->num_cs, amc->num_cs); + + aspeed_board_init_flashes(&bmc->soc.spi[1], + bmc->spi_model ? bmc->spi_model : amc->spi_model, + amc->num_cs, (amc->num_cs * 2)); + + if (amc->i2c_init) { + amc->i2c_init(bmc); + } + + armv7m_load_kernel(ARM_CPU(first_cpu), + machine->kernel_filename, + AST1030_INTERNAL_FLASH_SIZE); +} + +static void aspeed_minibmc_machine_ast1030_evb_class_init(ObjectClass *oc, + void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc); + + mc->desc = "Aspeed AST1030 MiniBMC (Cortex-M4)"; + amc->soc_name = "ast1030-a1"; + amc->hw_strap1 = 0; + amc->hw_strap2 = 0; + mc->init = aspeed_minibmc_machine_init; + mc->default_ram_size = 0; + mc->default_cpus = mc->min_cpus = mc->max_cpus = 1; + amc->fmc_model = "sst25vf032b"; + amc->spi_model = "sst25vf032b"; + amc->num_cs = 2; + amc->macs_mask = 0; +} + static const TypeInfo aspeed_machine_types[] = { { .name = MACHINE_TYPE_NAME("palmetto-bmc"), @@ -1349,6 +1411,10 @@ static const TypeInfo aspeed_machine_types[] = { .name = MACHINE_TYPE_NAME("bletchley-bmc"), .parent = TYPE_ASPEED_MACHINE, .class_init = aspeed_machine_bletchley_class_init, + }, { + .name = MACHINE_TYPE_NAME("ast1030-evb"), + .parent = TYPE_ASPEED_MACHINE, + .class_init = aspeed_minibmc_machine_ast1030_evb_class_init, }, { .name = TYPE_ASPEED_MACHINE, .parent = TYPE_MACHINE, -- 2.39.2