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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/sun50i-h6-ccu.h>
- #include <dt-bindings/reset/sun50i-h6-ccu.h>
- #include <linux/bitops.h>
- static struct ccu_clk_gate h6_gates[] = {
- [CLK_BUS_MMC0] = GATE(0x84c, BIT(0)),
- [CLK_BUS_MMC1] = GATE(0x84c, BIT(1)),
- [CLK_BUS_MMC2] = GATE(0x84c, BIT(2)),
- [CLK_BUS_UART0] = GATE(0x90c, BIT(0)),
- [CLK_BUS_UART1] = GATE(0x90c, BIT(1)),
- [CLK_BUS_UART2] = GATE(0x90c, BIT(2)),
- [CLK_BUS_UART3] = GATE(0x90c, BIT(3)),
- [CLK_SPI0] = GATE(0x940, BIT(31)),
- [CLK_SPI1] = GATE(0x944, BIT(31)),
- [CLK_BUS_SPI0] = GATE(0x96c, BIT(0)),
- [CLK_BUS_SPI1] = GATE(0x96c, BIT(1)),
- [CLK_BUS_EMAC] = GATE(0x97c, BIT(0)),
- [CLK_USB_PHY0] = GATE(0xa70, BIT(29)),
- [CLK_USB_OHCI0] = GATE(0xa70, BIT(31)),
- [CLK_USB_PHY1] = GATE(0xa74, BIT(29)),
- [CLK_USB_HSIC] = GATE(0xa7c, BIT(26)),
- [CLK_USB_HSIC_12M] = GATE(0xa7c, BIT(27)),
- [CLK_USB_PHY3] = GATE(0xa7c, BIT(29)),
- [CLK_USB_OHCI3] = GATE(0xa7c, BIT(31)),
- [CLK_BUS_OHCI0] = GATE(0xa8c, BIT(0)),
- [CLK_BUS_OHCI3] = GATE(0xa8c, BIT(3)),
- [CLK_BUS_EHCI0] = GATE(0xa8c, BIT(4)),
- [CLK_BUS_EHCI3] = GATE(0xa8c, BIT(7)),
- [CLK_BUS_OTG] = GATE(0xa8c, BIT(8)),
- };
- static struct ccu_reset h6_resets[] = {
- [RST_BUS_MMC0] = RESET(0x84c, BIT(16)),
- [RST_BUS_MMC1] = RESET(0x84c, BIT(17)),
- [RST_BUS_MMC2] = RESET(0x84c, BIT(18)),
- [RST_BUS_UART0] = RESET(0x90c, BIT(16)),
- [RST_BUS_UART1] = RESET(0x90c, BIT(17)),
- [RST_BUS_UART2] = RESET(0x90c, BIT(18)),
- [RST_BUS_UART3] = RESET(0x90c, BIT(19)),
- [RST_BUS_SPI0] = RESET(0x96c, BIT(16)),
- [RST_BUS_SPI1] = RESET(0x96c, BIT(17)),
- [RST_BUS_EMAC] = RESET(0x97c, BIT(16)),
- [RST_USB_PHY0] = RESET(0xa70, BIT(30)),
- [RST_USB_PHY1] = RESET(0xa74, BIT(30)),
- [RST_USB_HSIC] = RESET(0xa7c, BIT(28)),
- [RST_USB_PHY3] = RESET(0xa7c, BIT(30)),
- [RST_BUS_OHCI0] = RESET(0xa8c, BIT(16)),
- [RST_BUS_OHCI3] = RESET(0xa8c, BIT(19)),
- [RST_BUS_EHCI0] = RESET(0xa8c, BIT(20)),
- [RST_BUS_EHCI3] = RESET(0xa8c, BIT(23)),
- [RST_BUS_OTG] = RESET(0xa8c, BIT(24)),
- };
- static const struct ccu_desc h6_ccu_desc = {
- .gates = h6_gates,
- .resets = h6_resets,
- };
- static int h6_clk_bind(struct udevice *dev)
- {
- return sunxi_reset_bind(dev, ARRAY_SIZE(h6_resets));
- }
- static const struct udevice_id h6_ccu_ids[] = {
- { .compatible = "allwinner,sun50i-h6-ccu",
- .data = (ulong)&h6_ccu_desc },
- { }
- };
- U_BOOT_DRIVER(clk_sun50i_h6) = {
- .name = "sun50i_h6_ccu",
- .id = UCLASS_CLK,
- .of_match = h6_ccu_ids,
- .priv_auto_alloc_size = sizeof(struct ccu_priv),
- .ops = &sunxi_clk_ops,
- .probe = sunxi_clk_probe,
- .bind = h6_clk_bind,
- };
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