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- // 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>
- #include <linux/bitops.h>
- static struct ccu_clk_gate v3s_gates[] = {
- [CLK_BUS_MMC0] = GATE(0x060, BIT(8)),
- [CLK_BUS_MMC1] = GATE(0x060, BIT(9)),
- [CLK_BUS_MMC2] = GATE(0x060, BIT(10)),
- [CLK_BUS_SPI0] = GATE(0x060, BIT(20)),
- [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_SPI0] = GATE(0x0a0, BIT(31)),
- [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)),
- };
- static struct ccu_reset v3s_resets[] = {
- [RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
- [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)),
- [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)),
- [RST_BUS_MMC2] = RESET(0x2c0, BIT(10)),
- [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)),
- [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 },
- { .compatible = "allwinner,sun8i-v3-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,
- };
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