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// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: 2014 Beniamino Galvani <b.galvani@gmail.com>
#include <common.h>
#include <init.h>
#include <io.h>
#include <i2c/i2c.h>
#include <i2c/i2c-gpio.h>
#include <mach/rk3188-regs.h>
#include <mfd/act8846.h>
#include <asm/armlinux.h>
static struct i2c_board_info radxa_rock_i2c_devices[] = {
{
I2C_BOARD_INFO("act8846", 0x5a)
},
};
static struct i2c_gpio_platform_data i2c_gpio_pdata = {
.sda_pin = 58,
.scl_pin = 59,
.udelay = 5,
};
static void radxa_rock_pmic_init(void)
{
struct act8846 *pmic;
pmic = act8846_get();
if (pmic == NULL)
return;
/* Power on ethernet PHY */
act8846_set_bits(pmic, ACT8846_LDO9_CTRL, BIT(7), BIT(7));
}
static int devices_init(void)
{
if (!of_machine_is_compatible("radxa,rock"))
return 0;
i2c_register_board_info(0, radxa_rock_i2c_devices,
ARRAY_SIZE(radxa_rock_i2c_devices));
add_generic_device_res("i2c-gpio", 0, NULL, 0, &i2c_gpio_pdata);
radxa_rock_pmic_init();
armlinux_set_architecture(3066);
/* Map SRAM to address 0, kernel relies on this */
writel((RK_SOC_CON0_REMAP << 16) | RK_SOC_CON0_REMAP,
RK_GRF_BASE + RK_GRF_SOC_CON0);
return 0;
}
device_initcall(devices_init);
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