1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2018 Amarula Solutions.
4 * Author: Jagan Teki <jagan@amarulasolutions.com>
8 #include <clk-uclass.h>
11 #include <asm/arch/ccu.h>
12 #include <dt-bindings/clock/sun50i-a64-ccu.h>
13 #include <dt-bindings/reset/sun50i-a64-ccu.h>
15 static const struct ccu_clk_gate a64_gates[] = {
16 [CLK_BUS_MMC0] = GATE(0x060, BIT(8)),
17 [CLK_BUS_MMC1] = GATE(0x060, BIT(9)),
18 [CLK_BUS_MMC2] = GATE(0x060, BIT(10)),
19 [CLK_BUS_OTG] = GATE(0x060, BIT(23)),
20 [CLK_BUS_EHCI0] = GATE(0x060, BIT(24)),
21 [CLK_BUS_EHCI1] = GATE(0x060, BIT(25)),
22 [CLK_BUS_OHCI0] = GATE(0x060, BIT(28)),
23 [CLK_BUS_OHCI1] = GATE(0x060, BIT(29)),
25 [CLK_BUS_UART0] = GATE(0x06c, BIT(16)),
26 [CLK_BUS_UART1] = GATE(0x06c, BIT(17)),
27 [CLK_BUS_UART2] = GATE(0x06c, BIT(18)),
28 [CLK_BUS_UART3] = GATE(0x06c, BIT(19)),
29 [CLK_BUS_UART4] = GATE(0x06c, BIT(20)),
31 [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)),
32 [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)),
33 [CLK_USB_HSIC] = GATE(0x0cc, BIT(10)),
34 [CLK_USB_HSIC_12M] = GATE(0x0cc, BIT(11)),
35 [CLK_USB_OHCI0] = GATE(0x0cc, BIT(16)),
36 [CLK_USB_OHCI1] = GATE(0x0cc, BIT(17)),
39 static const struct ccu_reset a64_resets[] = {
40 [RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
41 [RST_USB_PHY1] = RESET(0x0cc, BIT(1)),
42 [RST_USB_HSIC] = RESET(0x0cc, BIT(2)),
44 [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)),
45 [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)),
46 [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)),
47 [RST_BUS_OTG] = RESET(0x2c0, BIT(23)),
48 [RST_BUS_EHCI0] = RESET(0x2c0, BIT(24)),
49 [RST_BUS_EHCI1] = RESET(0x2c0, BIT(25)),
50 [RST_BUS_OHCI0] = RESET(0x2c0, BIT(28)),
51 [RST_BUS_OHCI1] = RESET(0x2c0, BIT(29)),
53 [RST_BUS_UART0] = RESET(0x2d8, BIT(16)),
54 [RST_BUS_UART1] = RESET(0x2d8, BIT(17)),
55 [RST_BUS_UART2] = RESET(0x2d8, BIT(18)),
56 [RST_BUS_UART3] = RESET(0x2d8, BIT(19)),
57 [RST_BUS_UART4] = RESET(0x2d8, BIT(20)),
60 static const struct ccu_desc a64_ccu_desc = {
65 static int a64_clk_bind(struct udevice *dev)
67 return sunxi_reset_bind(dev, ARRAY_SIZE(a64_resets));
70 static const struct udevice_id a64_ccu_ids[] = {
71 { .compatible = "allwinner,sun50i-a64-ccu",
72 .data = (ulong)&a64_ccu_desc },
76 U_BOOT_DRIVER(clk_sun50i_a64) = {
77 .name = "sun50i_a64_ccu",
79 .of_match = a64_ccu_ids,
80 .priv_auto_alloc_size = sizeof(struct ccu_priv),
81 .ops = &sunxi_clk_ops,
82 .probe = sunxi_clk_probe,