mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 04:23:46 +00:00
3d83c4a1d4
Implement EMAC clocks via ccu_clk_gate for Allwinner A10 SoC. Which would eventually used in sunxi_emac.c driver. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
// 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/sun5i-ccu.h>
|
|
#include <dt-bindings/reset/sun5i-ccu.h>
|
|
|
|
static struct ccu_clk_gate a10s_gates[] = {
|
|
[CLK_AHB_OTG] = GATE(0x060, BIT(0)),
|
|
[CLK_AHB_EHCI] = GATE(0x060, BIT(1)),
|
|
[CLK_AHB_OHCI] = GATE(0x060, BIT(2)),
|
|
[CLK_AHB_MMC0] = GATE(0x060, BIT(8)),
|
|
[CLK_AHB_MMC1] = GATE(0x060, BIT(9)),
|
|
[CLK_AHB_MMC2] = GATE(0x060, BIT(10)),
|
|
[CLK_AHB_EMAC] = GATE(0x060, BIT(17)),
|
|
[CLK_AHB_SPI0] = GATE(0x060, BIT(20)),
|
|
[CLK_AHB_SPI1] = GATE(0x060, BIT(21)),
|
|
[CLK_AHB_SPI2] = GATE(0x060, BIT(22)),
|
|
|
|
[CLK_APB1_UART0] = GATE(0x06c, BIT(16)),
|
|
[CLK_APB1_UART1] = GATE(0x06c, BIT(17)),
|
|
[CLK_APB1_UART2] = GATE(0x06c, BIT(18)),
|
|
[CLK_APB1_UART3] = GATE(0x06c, BIT(19)),
|
|
|
|
[CLK_SPI0] = GATE(0x0a0, BIT(31)),
|
|
[CLK_SPI1] = GATE(0x0a4, BIT(31)),
|
|
[CLK_SPI2] = GATE(0x0a8, BIT(31)),
|
|
|
|
[CLK_USB_OHCI] = GATE(0x0cc, BIT(6)),
|
|
[CLK_USB_PHY0] = GATE(0x0cc, BIT(8)),
|
|
[CLK_USB_PHY1] = GATE(0x0cc, BIT(9)),
|
|
};
|
|
|
|
static struct ccu_reset a10s_resets[] = {
|
|
[RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
|
|
[RST_USB_PHY1] = RESET(0x0cc, BIT(1)),
|
|
};
|
|
|
|
static const struct ccu_desc a10s_ccu_desc = {
|
|
.gates = a10s_gates,
|
|
.resets = a10s_resets,
|
|
};
|
|
|
|
static int a10s_clk_bind(struct udevice *dev)
|
|
{
|
|
return sunxi_reset_bind(dev, ARRAY_SIZE(a10s_resets));
|
|
}
|
|
|
|
static const struct udevice_id a10s_ccu_ids[] = {
|
|
{ .compatible = "allwinner,sun5i-a10s-ccu",
|
|
.data = (ulong)&a10s_ccu_desc },
|
|
{ .compatible = "allwinner,sun5i-a13-ccu",
|
|
.data = (ulong)&a10s_ccu_desc },
|
|
{ }
|
|
};
|
|
|
|
U_BOOT_DRIVER(clk_sun5i_a10s) = {
|
|
.name = "sun5i_a10s_ccu",
|
|
.id = UCLASS_CLK,
|
|
.of_match = a10s_ccu_ids,
|
|
.priv_auto_alloc_size = sizeof(struct ccu_priv),
|
|
.ops = &sunxi_clk_ops,
|
|
.probe = sunxi_clk_probe,
|
|
.bind = a10s_clk_bind,
|
|
};
|