blob: 1ef6ac5b25695a1d7702aa4c62077c33297e547e [file] [log] [blame]
Jagan Teki24740332018-08-02 23:33:55 +05301// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (C) 2018 Amarula Solutions.
4 * Author: Jagan Teki <jagan@amarulasolutions.com>
5 */
6
7#include <common.h>
8#include <clk-uclass.h>
9#include <dm.h>
10#include <errno.h>
11#include <asm/arch/ccu.h>
12#include <dt-bindings/clock/sun8i-a83t-ccu.h>
13#include <dt-bindings/reset/sun8i-a83t-ccu.h>
14
15static struct ccu_clk_gate a83t_gates[] = {
16 [CLK_BUS_OTG] = GATE(0x060, BIT(24)),
17 [CLK_BUS_EHCI0] = GATE(0x060, BIT(26)),
18 [CLK_BUS_EHCI1] = GATE(0x060, BIT(27)),
19 [CLK_BUS_OHCI0] = GATE(0x060, BIT(29)),
20
Jagan Teki8cf08ea2018-12-30 21:29:24 +053021 [CLK_BUS_UART0] = GATE(0x06c, BIT(16)),
22 [CLK_BUS_UART1] = GATE(0x06c, BIT(17)),
23 [CLK_BUS_UART2] = GATE(0x06c, BIT(18)),
24 [CLK_BUS_UART3] = GATE(0x06c, BIT(19)),
25 [CLK_BUS_UART4] = GATE(0x06c, BIT(20)),
26
Jagan Teki24740332018-08-02 23:33:55 +053027 [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)),
28 [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)),
29 [CLK_USB_HSIC] = GATE(0x0cc, BIT(10)),
30 [CLK_USB_HSIC_12M] = GATE(0x0cc, BIT(11)),
31 [CLK_USB_OHCI0] = GATE(0x0cc, BIT(16)),
32};
33
34static struct ccu_reset a83t_resets[] = {
35 [RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
36 [RST_USB_PHY1] = RESET(0x0cc, BIT(1)),
37 [RST_USB_HSIC] = RESET(0x0cc, BIT(2)),
38
39 [RST_BUS_OTG] = RESET(0x2c0, BIT(24)),
40 [RST_BUS_EHCI0] = RESET(0x2c0, BIT(26)),
41 [RST_BUS_EHCI1] = RESET(0x2c0, BIT(27)),
42 [RST_BUS_OHCI0] = RESET(0x2c0, BIT(29)),
Jagan Tekib490aa52018-12-30 21:37:31 +053043
44 [RST_BUS_UART0] = RESET(0x2d8, BIT(16)),
45 [RST_BUS_UART1] = RESET(0x2d8, BIT(17)),
46 [RST_BUS_UART2] = RESET(0x2d8, BIT(18)),
47 [RST_BUS_UART3] = RESET(0x2d8, BIT(19)),
48 [RST_BUS_UART4] = RESET(0x2d8, BIT(20)),
Jagan Teki24740332018-08-02 23:33:55 +053049};
50
51static const struct ccu_desc a83t_ccu_desc = {
52 .gates = a83t_gates,
53 .resets = a83t_resets,
54};
55
56static int a83t_clk_bind(struct udevice *dev)
57{
58 return sunxi_reset_bind(dev, ARRAY_SIZE(a83t_resets));
59}
60
61static const struct udevice_id a83t_clk_ids[] = {
62 { .compatible = "allwinner,sun8i-a83t-ccu",
63 .data = (ulong)&a83t_ccu_desc },
64 { }
65};
66
67U_BOOT_DRIVER(clk_sun8i_a83t) = {
68 .name = "sun8i_a83t_ccu",
69 .id = UCLASS_CLK,
70 .of_match = a83t_clk_ids,
71 .priv_auto_alloc_size = sizeof(struct ccu_priv),
72 .ops = &sunxi_clk_ops,
73 .probe = sunxi_clk_probe,
74 .bind = a83t_clk_bind,
75};