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226 lines
7.0 KiB
C
226 lines
7.0 KiB
C
/*
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* Facebook Catalina
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*
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* Copyright 2016 IBM Corp.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "qemu/osdep.h"
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#include "qapi/error.h"
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#include "hw/arm/machines-qom.h"
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#include "hw/arm/aspeed.h"
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#include "hw/arm/aspeed_soc.h"
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#include "hw/i2c/i2c_mux_pca954x.h"
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#include "hw/gpio/pca9552.h"
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#include "hw/gpio/pca9554.h"
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#include "hw/nvram/eeprom_at24c.h"
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#include "hw/sensor/tmp105.h"
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/* Catalina hardware value */
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#define CATALINA_BMC_HW_STRAP1 0x00002002
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#define CATALINA_BMC_HW_STRAP2 0x00000800
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#define CATALINA_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
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#define TYPE_TMP75 TYPE_TMP105
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#define TYPE_TMP421 "tmp421"
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#define TYPE_DS1338 "ds1338"
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static void catalina_bmc_i2c_init(AspeedMachineState *bmc)
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{
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/* Reference from v6.16-rc2 aspeed-bmc-facebook-catalina.dts */
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AspeedSoCState *soc = bmc->soc;
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I2CBus *i2c[16] = {};
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I2CSlave *i2c_mux;
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/* busses 0-15 are all used. */
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for (int i = 0; i < ARRAY_SIZE(i2c); i++) {
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i2c[i] = aspeed_i2c_get_bus(&soc->i2c, i);
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}
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/* &i2c0 */
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/* i2c-mux@71 (PCA9546) on i2c0 */
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i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x71);
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/* i2c-mux@72 (PCA9546) on i2c0 */
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i2c_mux = i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x72);
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/* i2c0mux1ch1 */
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/* io_expander7 - pca9535@20 */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 1),
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TYPE_PCA9552, 0x20);
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/* eeprom@50 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 1), 0x50, 8 * KiB);
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/* i2c-mux@73 (PCA9546) on i2c0 */
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i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x73);
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/* i2c-mux@75 (PCA9546) on i2c0 */
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i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x75);
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/* i2c-mux@76 (PCA9546) on i2c0 */
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i2c_mux = i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x76);
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/* i2c0mux4ch1 */
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/* io_expander8 - pca9535@21 */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 1),
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TYPE_PCA9552, 0x21);
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/* eeprom@50 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 1), 0x50, 8 * KiB);
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/* i2c-mux@77 (PCA9546) on i2c0 */
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i2c_slave_create_simple(i2c[0], TYPE_PCA9546, 0x77);
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/* &i2c1 */
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/* i2c-mux@70 (PCA9548) on i2c1 */
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i2c_mux = i2c_slave_create_simple(i2c[1], TYPE_PCA9548, 0x70);
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/* i2c1mux0ch0 */
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/* ina238@41 - no model */
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/* ina238@42 - no model */
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/* ina238@44 - no model */
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/* i2c1mux0ch1 */
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/* ina238@41 - no model */
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/* ina238@43 - no model */
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/* i2c1mux0ch4 */
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/* ltc4287@42 - no model */
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/* ltc4287@43 - no model */
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/* i2c1mux0ch5 */
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/* eeprom@54 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 5), 0x54, 8 * KiB);
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/* tpm75@4f */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 5), TYPE_TMP75, 0x4f);
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/* i2c1mux0ch6 */
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/* io_expander5 - pca9554@27 */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 6),
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TYPE_PCA9554, 0x27);
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/* io_expander6 - pca9555@25 */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 6),
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TYPE_PCA9552, 0x25);
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/* eeprom@51 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 6), 0x51, 8 * KiB);
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/* i2c1mux0ch7 */
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/* eeprom@53 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 7), 0x53, 8 * KiB);
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/* temperature-sensor@4b - tmp75 */
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i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 7), TYPE_TMP75, 0x4b);
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/* &i2c2 */
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/* io_expander0 - pca9555@20 */
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i2c_slave_create_simple(i2c[2], TYPE_PCA9552, 0x20);
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/* io_expander0 - pca9555@21 */
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i2c_slave_create_simple(i2c[2], TYPE_PCA9552, 0x21);
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/* io_expander0 - pca9555@27 */
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i2c_slave_create_simple(i2c[2], TYPE_PCA9552, 0x27);
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/* eeprom@50 */
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at24c_eeprom_init(i2c[2], 0x50, 8 * KiB);
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/* eeprom@51 */
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at24c_eeprom_init(i2c[2], 0x51, 8 * KiB);
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/* &i2c5 */
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/* i2c-mux@70 (PCA9548) on i2c5 */
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i2c_mux = i2c_slave_create_simple(i2c[5], TYPE_PCA9548, 0x70);
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/* i2c5mux0ch6 */
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/* eeprom@52 */
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at24c_eeprom_init(pca954x_i2c_get_bus(i2c_mux, 6), 0x52, 8 * KiB);
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/* i2c5mux0ch7 */
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/* ina230@40 - no model */
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/* ina230@41 - no model */
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/* ina230@44 - no model */
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/* ina230@45 - no model */
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/* &i2c6 */
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/* io_expander3 - pca9555@21 */
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i2c_slave_create_simple(i2c[6], TYPE_PCA9552, 0x21);
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/* rtc@6f - nct3018y */
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i2c_slave_create_simple(i2c[6], TYPE_DS1338, 0x6f);
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/* &i2c9 */
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/* io_expander4 - pca9555@4f */
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i2c_slave_create_simple(i2c[9], TYPE_PCA9552, 0x4f);
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/* temperature-sensor@4b - tpm75 */
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i2c_slave_create_simple(i2c[9], TYPE_TMP75, 0x4b);
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/* eeprom@50 */
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at24c_eeprom_init(i2c[9], 0x50, 8 * KiB);
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/* eeprom@56 */
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at24c_eeprom_init(i2c[9], 0x56, 8 * KiB);
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/* &i2c10 */
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/* temperature-sensor@1f - tpm421 */
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i2c_slave_create_simple(i2c[10], TYPE_TMP421, 0x1f);
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/* eeprom@50 */
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at24c_eeprom_init(i2c[10], 0x50, 8 * KiB);
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/* &i2c11 */
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/* ssif-bmc@10 - no model */
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/* &i2c12 */
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/* eeprom@50 */
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at24c_eeprom_init(i2c[12], 0x50, 8 * KiB);
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/* &i2c13 */
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/* eeprom@50 */
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at24c_eeprom_init(i2c[13], 0x50, 8 * KiB);
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/* eeprom@54 */
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at24c_eeprom_init(i2c[13], 0x54, 256);
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/* eeprom@55 */
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at24c_eeprom_init(i2c[13], 0x55, 256);
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/* eeprom@57 */
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at24c_eeprom_init(i2c[13], 0x57, 256);
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/* &i2c14 */
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/* io_expander9 - pca9555@10 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x10);
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/* io_expander10 - pca9555@11 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x11);
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/* io_expander11 - pca9555@12 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x12);
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/* io_expander12 - pca9555@13 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x13);
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/* io_expander13 - pca9555@14 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x14);
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/* io_expander14 - pca9555@15 */
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i2c_slave_create_simple(i2c[14], TYPE_PCA9552, 0x15);
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/* &i2c15 */
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/* temperature-sensor@1f - tmp421 */
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i2c_slave_create_simple(i2c[15], TYPE_TMP421, 0x1f);
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/* eeprom@52 */
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at24c_eeprom_init(i2c[15], 0x52, 8 * KiB);
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}
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static void aspeed_machine_catalina_class_init(ObjectClass *oc,
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const void *data)
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{
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MachineClass *mc = MACHINE_CLASS(oc);
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AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
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mc->desc = "Facebook Catalina BMC (Cortex-A7)";
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amc->soc_name = "ast2600-a3";
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amc->hw_strap1 = CATALINA_BMC_HW_STRAP1;
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amc->hw_strap2 = CATALINA_BMC_HW_STRAP2;
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amc->fmc_model = "w25q01jvq";
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amc->spi_model = NULL;
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amc->num_cs = 2;
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amc->macs_mask = ASPEED_MAC2_ON;
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amc->i2c_init = catalina_bmc_i2c_init;
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mc->default_ram_size = CATALINA_BMC_RAM_SIZE;
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aspeed_machine_class_init_cpus_defaults(mc);
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aspeed_machine_ast2600_class_emmc_init(oc);
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}
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static const TypeInfo aspeed_ast2600_catalina_types[] = {
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{
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.name = MACHINE_TYPE_NAME("catalina-bmc"),
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.parent = TYPE_ASPEED_MACHINE,
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.class_init = aspeed_machine_catalina_class_init,
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.interfaces = arm_machine_interfaces,
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}
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};
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DEFINE_TYPES(aspeed_ast2600_catalina_types)
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