From: Jae Hyun Yoo Date: Thu, 30 Jun 2022 07:21:13 +0000 (+0200) Subject: hw/arm/aspeed: firework: add I2C MUXes for VR channels X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=2a7a5d5cc40d736eb11baef43bd7ee2ebcb5582c;p=qmiga%2Fqemu.git hw/arm/aspeed: firework: add I2C MUXes for VR channels Add 2-level cascaded I2C MUXes for SOC VR channels into the Firework machine. Signed-off-by: Jae Hyun Yoo Reviewed-by: Cédric Le Goater Message-Id: <20220627154703.148943-8-quic_jaehyoo@quicinc.com> Signed-off-by: Cédric Le Goater --- diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c index e8c565c9ad..6fe9b13548 100644 --- a/hw/arm/aspeed.c +++ b/hw/arm/aspeed.c @@ -965,13 +965,21 @@ static void qcom_dc_scm_bmc_i2c_init(AspeedMachineState *bmc) static void qcom_dc_scm_firework_i2c_init(AspeedMachineState *bmc) { AspeedSoCState *soc = &bmc->soc; - I2CSlave *therm_mux; + I2CSlave *therm_mux, *cpuvr_mux; /* Create the generic DC-SCM hardware */ qcom_dc_scm_bmc_i2c_init(bmc); /* Now create the Firework specific hardware */ + /* I2C7 CPUVR MUX */ + cpuvr_mux = i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), + "pca9546", 0x70); + i2c_slave_create_simple(pca954x_i2c_get_bus(cpuvr_mux, 0), "pca9548", 0x72); + i2c_slave_create_simple(pca954x_i2c_get_bus(cpuvr_mux, 1), "pca9548", 0x72); + i2c_slave_create_simple(pca954x_i2c_get_bus(cpuvr_mux, 2), "pca9548", 0x72); + i2c_slave_create_simple(pca954x_i2c_get_bus(cpuvr_mux, 3), "pca9548", 0x72); + /* I2C8 Thermal Diodes*/ therm_mux = i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 8), "pca9548", 0x70);