linux-imx

/*

 * Rockchip Generic Register Files setup

 *

 * Copyright (c) 2016 Heiko Stuebner <heiko@sntech.de>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */

​

#include <linux/err.h>

#include <linux/mfd/syscon.h>

#include <linux/of_device.h>

#include <linux/platform_device.h>

#include <linux/regmap.h>

​

#define HIWORD_UPDATE(val, mask, shift) \

        ((val) << (shift) | (mask) << ((shift) + 16))

​

struct rockchip_grf_value {

    const char *desc;

    u32 reg;

    u32 val;

};

​

struct rockchip_grf_info {

    const struct rockchip_grf_value *values;

    int num_values;

};

​

#define RK3036_GRF_SOC_CON0     0x140

​

static const struct rockchip_grf_value rk3036_defaults[] __initconst = {

    /*

     * Disable auto jtag/sdmmc switching that causes issues with the

     * clock-framework and the mmc controllers making them unreliable.

     */

    { "jtag switching", RK3036_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 11) },

};

​

static const struct rockchip_grf_info rk3036_grf __initconst = {

    .values = rk3036_defaults,

    .num_values = ARRAY_SIZE(rk3036_defaults),

};

​

#define RK3128_GRF_SOC_CON0     0x140

​

static const struct rockchip_grf_value rk3128_defaults[] __initconst = {

    { "jtag switching", RK3128_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 8) },

};

​

static const struct rockchip_grf_info rk3128_grf __initconst = {

    .values = rk3128_defaults,

    .num_values = ARRAY_SIZE(rk3128_defaults),

};

​

#define RK3228_GRF_SOC_CON6     0x418

​

static const struct rockchip_grf_value rk3228_defaults[] __initconst = {

    { "jtag switching", RK3228_GRF_SOC_CON6, HIWORD_UPDATE(0, 1, 8) },

};

​

static const struct rockchip_grf_info rk3228_grf __initconst = {

    .values = rk3228_defaults,

    .num_values = ARRAY_SIZE(rk3228_defaults),

};

​

#define RK3288_GRF_SOC_CON0     0x244

​

static const struct rockchip_grf_value rk3288_defaults[] __initconst = {

    { "jtag switching", RK3288_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 12) },

};

​

static const struct rockchip_grf_info rk3288_grf __initconst = {

    .values = rk3288_defaults,

    .num_values = ARRAY_SIZE(rk3288_defaults),

};

​

#define RK3328_GRF_SOC_CON4     0x410

​

static const struct rockchip_grf_value rk3328_defaults[] __initconst = {

    { "jtag switching", RK3328_GRF_SOC_CON4, HIWORD_UPDATE(0, 1, 12) },

};

​

static const struct rockchip_grf_info rk3328_grf __initconst = {

    .values = rk3328_defaults,

    .num_values = ARRAY_SIZE(rk3328_defaults),

};

​

#define RK3368_GRF_SOC_CON15        0x43c

​

static const struct rockchip_grf_value rk3368_defaults[] __initconst = {