mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-10-01 03:42:17 +00:00
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
/*
|
||
|
* Copyright (C) 2018 Amarula Solutions.
|
||
|
* Author: Jagan Teki <jagan@amarulasolutions.com>
|
||
|
*/
|
||
|
|
||
|
#include <common.h>
|
||
|
#include <clk-uclass.h>
|
||
|
#include <dm.h>
|
||
|
#include <errno.h>
|
||
|
#include <asm/arch/ccu.h>
|
||
|
#include <dt-bindings/clock/sun9i-a80-ccu.h>
|
||
|
#include <dt-bindings/reset/sun9i-a80-ccu.h>
|
||
|
|
||
|
static const struct ccu_clk_gate a80_gates[] = {
|
||
|
[CLK_BUS_UART0] = GATE(0x594, BIT(16)),
|
||
|
[CLK_BUS_UART1] = GATE(0x594, BIT(17)),
|
||
|
[CLK_BUS_UART2] = GATE(0x594, BIT(18)),
|
||
|
[CLK_BUS_UART3] = GATE(0x594, BIT(19)),
|
||
|
[CLK_BUS_UART4] = GATE(0x594, BIT(20)),
|
||
|
[CLK_BUS_UART5] = GATE(0x594, BIT(21)),
|
||
|
};
|
||
|
|
||
|
static const struct ccu_reset a80_resets[] = {
|
||
|
[RST_BUS_UART0] = RESET(0x5b4, BIT(16)),
|
||
|
[RST_BUS_UART1] = RESET(0x5b4, BIT(17)),
|
||
|
[RST_BUS_UART2] = RESET(0x5b4, BIT(18)),
|
||
|
[RST_BUS_UART3] = RESET(0x5b4, BIT(19)),
|
||
|
[RST_BUS_UART4] = RESET(0x5b4, BIT(20)),
|
||
|
[RST_BUS_UART5] = RESET(0x5b4, BIT(21)),
|
||
|
};
|
||
|
|
||
|
static const struct ccu_desc a80_ccu_desc = {
|
||
|
.gates = a80_gates,
|
||
|
.resets = a80_resets,
|
||
|
};
|
||
|
|
||
|
static int a80_clk_bind(struct udevice *dev)
|
||
|
{
|
||
|
return sunxi_reset_bind(dev, ARRAY_SIZE(a80_resets));
|
||
|
}
|
||
|
|
||
|
static const struct udevice_id a80_ccu_ids[] = {
|
||
|
{ .compatible = "allwinner,sun9i-a80-ccu",
|
||
|
.data = (ulong)&a80_ccu_desc },
|
||
|
{ }
|
||
|
};
|
||
|
|
||
|
U_BOOT_DRIVER(clk_sun9i_a80) = {
|
||
|
.name = "sun9i_a80_ccu",
|
||
|
.id = UCLASS_CLK,
|
||
|
.of_match = a80_ccu_ids,
|
||
|
.priv_auto_alloc_size = sizeof(struct ccu_priv),
|
||
|
.ops = &sunxi_clk_ops,
|
||
|
.probe = sunxi_clk_probe,
|
||
|
.bind = a80_clk_bind,
|
||
|
};
|