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https://github.com/AsahiLinux/u-boot
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62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (C) Samuel Holland <samuel@sholland.org>
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*/
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#include <clk-uclass.h>
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#include <dm.h>
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#include <clk/sunxi.h>
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#include <dt-bindings/clock/sun50i-h6-r-ccu.h>
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#include <dt-bindings/reset/sun50i-h6-r-ccu.h>
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#include <linux/bitops.h>
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static struct ccu_clk_gate h6_r_gates[] = {
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[CLK_R_APB1_TIMER] = GATE(0x11c, BIT(0)),
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[CLK_R_APB1_TWD] = GATE(0x12c, BIT(0)),
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[CLK_R_APB1_PWM] = GATE(0x13c, BIT(0)),
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[CLK_R_APB2_UART] = GATE(0x18c, BIT(0)),
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[CLK_R_APB2_I2C] = GATE(0x19c, BIT(0)),
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[CLK_R_APB2_RSB] = GATE(0x1bc, BIT(0)),
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[CLK_R_APB1_IR] = GATE(0x1cc, BIT(0)),
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[CLK_R_APB1_W1] = GATE(0x1ec, BIT(0)),
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};
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static struct ccu_reset h6_r_resets[] = {
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[RST_R_APB1_TIMER] = RESET(0x11c, BIT(16)),
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[RST_R_APB1_TWD] = RESET(0x12c, BIT(16)),
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[RST_R_APB1_PWM] = RESET(0x13c, BIT(16)),
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[RST_R_APB2_UART] = RESET(0x18c, BIT(16)),
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[RST_R_APB2_I2C] = RESET(0x19c, BIT(16)),
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[RST_R_APB2_RSB] = RESET(0x1bc, BIT(16)),
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[RST_R_APB1_IR] = RESET(0x1cc, BIT(16)),
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[RST_R_APB1_W1] = RESET(0x1ec, BIT(16)),
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};
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static const struct ccu_desc h6_r_ccu_desc = {
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.gates = h6_r_gates,
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.resets = h6_r_resets,
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};
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static int h6_r_clk_bind(struct udevice *dev)
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{
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return sunxi_reset_bind(dev, ARRAY_SIZE(h6_r_resets));
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}
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static const struct udevice_id h6_r_clk_ids[] = {
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{ .compatible = "allwinner,sun50i-h6-r-ccu",
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.data = (ulong)&h6_r_ccu_desc },
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{ .compatible = "allwinner,sun50i-h616-r-ccu",
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.data = (ulong)&h6_r_ccu_desc },
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{ }
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};
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U_BOOT_DRIVER(clk_sun6i_h6_r) = {
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.name = "sun6i_h6_r_ccu",
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.id = UCLASS_CLK,
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.of_match = h6_r_clk_ids,
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.priv_auto = sizeof(struct ccu_priv),
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.ops = &sunxi_clk_ops,
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.probe = sunxi_clk_probe,
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.bind = h6_r_clk_bind,
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};
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