GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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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-r40-ccu.h>
+#include <dt-bindings/reset/sun8i-r40-ccu.h>
+
+static struct ccu_clk_gate r40_gates[] = {
+	[CLK_BUS_MMC0]		= GATE(0x060, BIT(8)),
+	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
+	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_BUS_MMC3]		= GATE(0x060, BIT(11)),
+	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
+	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
+	[CLK_BUS_SPI2]		= GATE(0x060, BIT(22)),
+	[CLK_BUS_SPI3]		= GATE(0x060, BIT(23)),
+	[CLK_BUS_OTG]		= GATE(0x060, BIT(25)),
+	[CLK_BUS_EHCI0]		= GATE(0x060, BIT(26)),
+	[CLK_BUS_EHCI1]		= GATE(0x060, BIT(27)),
+	[CLK_BUS_EHCI2]		= GATE(0x060, BIT(28)),
+	[CLK_BUS_OHCI0]		= GATE(0x060, BIT(29)),
+	[CLK_BUS_OHCI1]		= GATE(0x060, BIT(30)),
+	[CLK_BUS_OHCI2]		= GATE(0x060, BIT(31)),
+
+	[CLK_BUS_GMAC]		= GATE(0x064, BIT(17)),
+
+	[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_BUS_UART5]		= GATE(0x06c, BIT(21)),
+	[CLK_BUS_UART6]		= GATE(0x06c, BIT(22)),
+	[CLK_BUS_UART7]		= GATE(0x06c, BIT(23)),
+
+	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
+	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
+	[CLK_SPI2]		= GATE(0x0a8, BIT(31)),
+	[CLK_SPI3]		= GATE(0x0ac, BIT(31)),
+
+	[CLK_USB_PHY0]		= GATE(0x0cc, BIT(8)),
+	[CLK_USB_PHY1]		= GATE(0x0cc, BIT(9)),
+	[CLK_USB_PHY2]		= GATE(0x0cc, BIT(10)),
+	[CLK_USB_OHCI0]		= GATE(0x0cc, BIT(16)),
+	[CLK_USB_OHCI1]		= GATE(0x0cc, BIT(17)),
+	[CLK_USB_OHCI2]		= GATE(0x0cc, BIT(18)),
+};
+
+static struct ccu_reset r40_resets[] = {
+	[RST_USB_PHY0]		= RESET(0x0cc, BIT(0)),
+	[RST_USB_PHY1]		= RESET(0x0cc, BIT(1)),
+	[RST_USB_PHY2]		= 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_MMC3]		= RESET(0x2c0, BIT(11)),
+	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
+	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
+	[RST_BUS_SPI2]		= RESET(0x2c0, BIT(22)),
+	[RST_BUS_SPI3]		= RESET(0x2c0, BIT(23)),
+	[RST_BUS_OTG]		= RESET(0x2c0, BIT(25)),
+	[RST_BUS_EHCI0]		= RESET(0x2c0, BIT(26)),
+	[RST_BUS_EHCI1]		= RESET(0x2c0, BIT(27)),
+	[RST_BUS_EHCI2]		= RESET(0x2c0, BIT(28)),
+	[RST_BUS_OHCI0]		= RESET(0x2c0, BIT(29)),
+	[RST_BUS_OHCI1]		= RESET(0x2c0, BIT(30)),
+	[RST_BUS_OHCI2]		= RESET(0x2c0, BIT(31)),
+
+	[RST_BUS_GMAC]		= RESET(0x2c4, BIT(17)),
+
+	[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)),
+	[RST_BUS_UART5]		= RESET(0x2d8, BIT(21)),
+	[RST_BUS_UART6]		= RESET(0x2d8, BIT(22)),
+	[RST_BUS_UART7]		= RESET(0x2d8, BIT(23)),
+};
+
+static const struct ccu_desc r40_ccu_desc = {
+	.gates = r40_gates,
+	.resets = r40_resets,
+};
+
+static int r40_clk_bind(struct udevice *dev)
+{
+	return sunxi_reset_bind(dev, ARRAY_SIZE(r40_resets));
+}
+
+static const struct udevice_id r40_clk_ids[] = {
+	{ .compatible = "allwinner,sun8i-r40-ccu",
+	  .data = (ulong)&r40_ccu_desc },
+	{ }
+};
+
+U_BOOT_DRIVER(clk_sun8i_r40) = {
+	.name		= "sun8i_r40_ccu",
+	.id		= UCLASS_CLK,
+	.of_match	= r40_clk_ids,
+	.priv_auto_alloc_size	= sizeof(struct ccu_priv),
+	.ops		= &sunxi_clk_ops,
+	.probe		= sunxi_clk_probe,
+	.bind		= r40_clk_bind,
+};