From 82b6a3f64d6d1ed0d5c455489a9294b59c8de65f Mon Sep 17 00:00:00 2001 From: John Wang Date: Fri, 22 Oct 2021 09:52:16 +0200 Subject: [PATCH] aspeed: Add support for the fp5280g2-bmc board MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The fp5280g2-bmc is supported by OpenBMC, It's based on the following device tree https://github.com/openbmc/linux/blob/dev-5.10/arch/arm/boot/dts/aspeed-bmc-inspur-fp5280g2.dts Signed-off-by: John Wang Reviewed-by: Cédric Le Goater Message-Id: <20211014064548.934799-1-wangzhiqiang02@inspur.com> Signed-off-by: Cédric Le Goater --- hw/arm/aspeed.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c index f5916e8126..a77f46b3ad 100644 --- a/hw/arm/aspeed.c +++ b/hw/arm/aspeed.c @@ -131,6 +131,21 @@ struct AspeedMachineState { SCU_HW_STRAP_VGA_SIZE_SET(VGA_64M_DRAM) | \ SCU_AST2500_HW_STRAP_RESERVED1) +/* FP5280G2 hardware value: 0XF100D286 */ +#define FP5280G2_BMC_HW_STRAP1 ( \ + SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE | \ + SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE | \ + SCU_AST2500_HW_STRAP_UART_DEBUG | \ + SCU_AST2500_HW_STRAP_RESERVED28 | \ + SCU_AST2500_HW_STRAP_DDR4_ENABLE | \ + SCU_HW_STRAP_VGA_CLASS_CODE | \ + SCU_HW_STRAP_LPC_RESET_PIN | \ + SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER) | \ + SCU_AST2500_HW_STRAP_SET_AXI_AHB_RATIO(AXI_AHB_RATIO_2_1) | \ + SCU_HW_STRAP_MAC1_RGMII | \ + SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) | \ + SCU_AST2500_HW_STRAP_RESERVED1) + /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */ #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1 @@ -430,6 +445,15 @@ static void aspeed_machine_init(MachineState *machine) arm_load_kernel(ARM_CPU(first_cpu), machine, &aspeed_board_binfo); } +static void at24c_eeprom_init(I2CBus *bus, uint8_t addr, uint32_t rsize) +{ + I2CSlave *i2c_dev = i2c_slave_new("at24c-eeprom", addr); + DeviceState *dev = DEVICE(i2c_dev); + + qdev_prop_set_uint32(dev, "rom-size", rsize); + i2c_slave_realize_and_unref(i2c_dev, bus, &error_abort); +} + static void palmetto_bmc_i2c_init(AspeedMachineState *bmc) { AspeedSoCState *soc = &bmc->soc; @@ -689,6 +713,34 @@ static void aspeed_eeprom_init(I2CBus *bus, uint8_t addr, uint32_t rsize) i2c_slave_realize_and_unref(i2c_dev, bus, &error_abort); } +static void fp5280g2_bmc_i2c_init(AspeedMachineState *bmc) +{ + AspeedSoCState *soc = &bmc->soc; + I2CSlave *i2c_mux; + + /* The at24c256 */ + at24c_eeprom_init(aspeed_i2c_get_bus(&soc->i2c, 1), 0x50, 32768); + + /* The fp5280g2 expects a TMP112 but a TMP105 is compatible */ + i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), TYPE_TMP105, + 0x48); + i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), TYPE_TMP105, + 0x49); + + i2c_mux = i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 2), + "pca9546", 0x70); + /* It expects a TMP112 but a TMP105 is compatible */ + i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 0), TYPE_TMP105, + 0x4a); + + /* It expects a ds3232 but a ds1338 is good enough */ + i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "ds1338", 0x68); + + /* It expects a pca9555 but a pca9552 is compatible */ + i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), TYPE_PCA9552, + 0x20); +} + static void rainier_bmc_i2c_init(AspeedMachineState *bmc) { AspeedSoCState *soc = &bmc->soc; @@ -1140,6 +1192,24 @@ static void aspeed_machine_g220a_class_init(ObjectClass *oc, void *data) aspeed_soc_num_cpus(amc->soc_name); }; +static void aspeed_machine_fp5280g2_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc); + + mc->desc = "Inspur FP5280G2 BMC (ARM1176)"; + amc->soc_name = "ast2500-a1"; + amc->hw_strap1 = FP5280G2_BMC_HW_STRAP1; + amc->fmc_model = "n25q512a"; + amc->spi_model = "mx25l25635e"; + amc->num_cs = 2; + amc->macs_mask = ASPEED_MAC0_ON | ASPEED_MAC1_ON; + amc->i2c_init = fp5280g2_bmc_i2c_init; + mc->default_ram_size = 512 * MiB; + mc->default_cpus = mc->min_cpus = mc->max_cpus = + aspeed_soc_num_cpus(amc->soc_name); +}; + static void aspeed_machine_rainier_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); @@ -1228,6 +1298,10 @@ static const TypeInfo aspeed_machine_types[] = { .parent = TYPE_ASPEED_MACHINE, .class_init = aspeed_machine_g220a_class_init, }, { + .name = MACHINE_TYPE_NAME("fp5280g2-bmc"), + .parent = TYPE_ASPEED_MACHINE, + .class_init = aspeed_machine_fp5280g2_class_init, + }, { .name = MACHINE_TYPE_NAME("quanta-q71l-bmc"), .parent = TYPE_ASPEED_MACHINE, .class_init = aspeed_machine_quanta_q71l_class_init, -- 2.11.4.GIT