| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * 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/sun8i-v3s-ccu.h> |
| #include <dt-bindings/reset/sun8i-v3s-ccu.h> |
| |
| static struct ccu_clk_gate v3s_gates[] = { |
| [CLK_BUS_OTG] = GATE(0x060, BIT(24)), |
| |
| [CLK_BUS_UART0] = GATE(0x06c, BIT(16)), |
| [CLK_BUS_UART1] = GATE(0x06c, BIT(17)), |
| [CLK_BUS_UART2] = GATE(0x06c, BIT(18)), |
| |
| [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), |
| }; |
| |
| static struct ccu_reset v3s_resets[] = { |
| [RST_USB_PHY0] = RESET(0x0cc, BIT(0)), |
| |
| [RST_BUS_OTG] = RESET(0x2c0, BIT(24)), |
| |
| [RST_BUS_UART0] = RESET(0x2d8, BIT(16)), |
| [RST_BUS_UART1] = RESET(0x2d8, BIT(17)), |
| [RST_BUS_UART2] = RESET(0x2d8, BIT(18)), |
| }; |
| |
| static const struct ccu_desc v3s_ccu_desc = { |
| .gates = v3s_gates, |
| .resets = v3s_resets, |
| }; |
| |
| static int v3s_clk_bind(struct udevice *dev) |
| { |
| return sunxi_reset_bind(dev, ARRAY_SIZE(v3s_resets)); |
| } |
| |
| static const struct udevice_id v3s_clk_ids[] = { |
| { .compatible = "allwinner,sun8i-v3s-ccu", |
| .data = (ulong)&v3s_ccu_desc }, |
| { } |
| }; |
| |
| U_BOOT_DRIVER(clk_sun8i_v3s) = { |
| .name = "sun8i_v3s_ccu", |
| .id = UCLASS_CLK, |
| .of_match = v3s_clk_ids, |
| .priv_auto_alloc_size = sizeof(struct ccu_priv), |
| .ops = &sunxi_clk_ops, |
| .probe = sunxi_clk_probe, |
| .bind = v3s_clk_bind, |
| }; |