u-boot/drivers/clk/uniphier/clk-uniphier-mio.c

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/*
* Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <clk.h>
#include <dm/device.h>
#include "clk-uniphier.h"
#define UNIPHIER_MIO_CLK_GATE_SD(ch, idx) \
{ \
.index = (idx), \
.reg = 0x20 + 0x200 * (ch), \
.mask = 0x00000100, \
.data = 0x00000100, \
}, \
{ \
.index = (idx), \
.reg = 0x110 + 0x200 * (ch), \
.mask = 0x00000001, \
.data = 0x00000001, \
}
#define UNIPHIER_MIO_CLK_RATE_SD(ch, idx) \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00000000, \
.rate = 44444444, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00010000, \
.rate = 33333333, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00020000, \
.rate = 50000000, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00020000, \
.rate = 66666666, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00001000, \
.rate = 100000000, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00001100, \
.rate = 40000000, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00001200, \
.rate = 25000000, \
}, \
{ \
.index = (idx), \
.reg = 0x30 + 0x200 * (ch), \
.mask = 0x00031300, \
.data = 0x00001300, \
.rate = 22222222, \
}
#define UNIPHIER_MIO_CLK_GATE_USB(ch, idx) \
{ \
.index = (idx), \
.reg = 0x20 + 0x200 * (ch), \
.mask = 0x30000000, \
.data = 0x30000000, \
}, \
{ \
.index = (idx), \
.reg = 0x110 + 0x200 * (ch), \
.mask = 0x01000000, \
.data = 0x01000000, \
}, \
{ \
.index = (idx), \
.reg = 0x114 + 0x200 * (ch), \
.mask = 0x00000001, \
.data = 0x00000001, \
}
#define UNIPHIER_MIO_CLK_GATE_DMAC(idx) \
{ \
.index = (idx), \
.reg = 0x20, \
.mask = 0x02000000, \
.data = 0x02000000, \
}, \
{ \
.index = (idx), \
.reg = 0x110, \
.mask = 0x00020000, \
.data = 0x00020000, \
}
static struct uniphier_clk_gate_data uniphier_mio_clk_gate[] = {
UNIPHIER_MIO_CLK_GATE_SD(0, 0),
UNIPHIER_MIO_CLK_GATE_SD(1, 1),
UNIPHIER_MIO_CLK_GATE_SD(2, 2), /* for PH1-Pro4 only */
UNIPHIER_MIO_CLK_GATE_USB(0, 3),
UNIPHIER_MIO_CLK_GATE_USB(1, 4),
UNIPHIER_MIO_CLK_GATE_USB(2, 5),
UNIPHIER_MIO_CLK_GATE_DMAC(6),
UNIPHIER_MIO_CLK_GATE_USB(3, 7), /* for PH1-sLD3 only */
};
static struct uniphier_clk_rate_data uniphier_mio_clk_rate[] = {
UNIPHIER_MIO_CLK_RATE_SD(0, 0),
UNIPHIER_MIO_CLK_RATE_SD(1, 1),
UNIPHIER_MIO_CLK_RATE_SD(2, 2), /* for PH1-Pro4 only */
};
static struct uniphier_clk_soc_data uniphier_mio_clk_data = {
.gate = uniphier_mio_clk_gate,
.nr_gate = ARRAY_SIZE(uniphier_mio_clk_gate),
.rate = uniphier_mio_clk_rate,
.nr_rate = ARRAY_SIZE(uniphier_mio_clk_rate),
};
static const struct udevice_id uniphier_mio_clk_match[] = {
{
.compatible = "socionext,ph1-sld3-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,ph1-ld4-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,ph1-pro4-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,ph1-sld8-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,ph1-pro5-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,proxstream2-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{
.compatible = "socionext,ph1-ld20-mioctrl",
.data = (ulong)&uniphier_mio_clk_data,
},
{ /* sentinel */ }
};
U_BOOT_DRIVER(uniphier_mio_clk) = {
.name = "uniphier-mio-clk",
.id = UCLASS_CLK,
.of_match = uniphier_mio_clk_match,
.probe = uniphier_clk_probe,
.remove = uniphier_clk_remove,
.priv_auto_alloc_size = sizeof(struct uniphier_clk_priv),
.ops = &uniphier_clk_ops,
};