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// SPDX-License-Identifier: GPL-2.0+
/*
* 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-a64-ccu.h>
#include <dt-bindings/reset/sun50i-a64-ccu.h>
#include <linux/bitops.h>
static const struct ccu_clk_gate a64_gates[] = {
[CLK_BUS_MMC0] = GATE(0x060, BIT(8)),
[CLK_BUS_MMC1] = GATE(0x060, BIT(9)),
[CLK_BUS_MMC2] = GATE(0x060, BIT(10)),
[CLK_BUS_EMAC] = GATE(0x060, BIT(17)),
[CLK_BUS_SPI0] = GATE(0x060, BIT(20)),
[CLK_BUS_SPI1] = GATE(0x060, BIT(21)),
[CLK_BUS_OTG] = GATE(0x060, BIT(23)),
[CLK_BUS_EHCI0] = GATE(0x060, BIT(24)),
[CLK_BUS_EHCI1] = GATE(0x060, BIT(25)),
[CLK_BUS_OHCI0] = GATE(0x060, BIT(28)),
[CLK_BUS_OHCI1] = GATE(0x060, BIT(29)),
[CLK_BUS_UART0] = GATE(0x06c, BIT(16)),
[CLK_BUS_UART1] = GATE(0x06c, BIT(17)),
[CLK_BUS_UART2] = GATE(0x06c, BIT(18)),
[CLK_BUS_UART3] = GATE(0x06c, BIT(19)),
[CLK_BUS_UART4] = GATE(0x06c, BIT(20)),
[CLK_SPI0] = GATE(0x0a0, BIT(31)),
[CLK_SPI1] = GATE(0x0a4, BIT(31)),
[CLK_USB_PHY0] = GATE(0x0cc, BIT(8)),
[CLK_USB_PHY1] = GATE(0x0cc, BIT(9)),
[CLK_USB_HSIC] = GATE(0x0cc, BIT(10)),
[CLK_USB_HSIC_12M] = GATE(0x0cc, BIT(11)),
[CLK_USB_OHCI0] = GATE(0x0cc, BIT(16)),
[CLK_USB_OHCI1] = GATE(0x0cc, BIT(17)),
};
static const struct ccu_reset a64_resets[] = {
[RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
[RST_USB_PHY1] = RESET(0x0cc, BIT(1)),
[RST_USB_HSIC] = RESET(0x0cc, BIT(2)),
[RST_BUS_MMC0] = RESET(0x2c0, BIT(8)),
[RST_BUS_MMC1] = RESET(0x2c0, BIT(9)),
[RST_BUS_MMC2] = RESET(0x2c0, BIT(10)),
[RST_BUS_EMAC] = RESET(0x2c0, BIT(17)),
[RST_BUS_SPI0] = RESET(0x2c0, BIT(20)),
[RST_BUS_SPI1] = RESET(0x2c0, BIT(21)),
[RST_BUS_OTG] = RESET(0x2c0, BIT(23)),
[RST_BUS_EHCI0] = RESET(0x2c0, BIT(24)),
[RST_BUS_EHCI1] = RESET(0x2c0, BIT(25)),
[RST_BUS_OHCI0] = RESET(0x2c0, BIT(28)),
[RST_BUS_OHCI1] = RESET(0x2c0, BIT(29)),
[RST_BUS_UART0] = RESET(0x2d8, BIT(16)),
[RST_BUS_UART1] = RESET(0x2d8, BIT(17)),
[RST_BUS_UART2] = RESET(0x2d8, BIT(18)),
[RST_BUS_UART3] = RESET(0x2d8, BIT(19)),
[RST_BUS_UART4] = RESET(0x2d8, BIT(20)),
};
static const struct ccu_desc a64_ccu_desc = {
.gates = a64_gates,
.resets = a64_resets,
};
static int a64_clk_bind(struct udevice *dev)
{
return sunxi_reset_bind(dev, ARRAY_SIZE(a64_resets));
}
static const struct udevice_id a64_ccu_ids[] = {
{ .compatible = "allwinner,sun50i-a64-ccu",
.data = (ulong)&a64_ccu_desc },
{ }
};
U_BOOT_DRIVER(clk_sun50i_a64) = {
.name = "sun50i_a64_ccu",
.id = UCLASS_CLK,
.of_match = a64_ccu_ids,
.priv_auto_alloc_size = sizeof(struct ccu_priv),
.ops = &sunxi_clk_ops,
.probe = sunxi_clk_probe,
.bind = a64_clk_bind,
};
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