diff options
author | Tom Rini <trini@konsulko.com> | 2019-01-24 15:30:48 -0500 |
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committer | Tom Rini <trini@konsulko.com> | 2019-01-24 15:30:48 -0500 |
commit | d01806a8fcbdaedcc67cead56ece572021d97ab7 (patch) | |
tree | 8c893de10b80db16e01c2253a7cbb0a955123b76 /drivers/clk/sunxi/clk_v3s.c | |
parent | 68489ed037530ec29fc0bc452ad6e4b0c5db02ec (diff) | |
parent | 543049ab590620a91b37fa0296edd3bcddd0eba2 (diff) |
Merge branch 'master' of git://git.denx.de/u-boot-sunxi
Diffstat (limited to 'drivers/clk/sunxi/clk_v3s.c')
-rw-r--r-- | drivers/clk/sunxi/clk_v3s.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/clk/sunxi/clk_v3s.c b/drivers/clk/sunxi/clk_v3s.c new file mode 100644 index 00000000000..25ad87500e1 --- /dev/null +++ b/drivers/clk/sunxi/clk_v3s.c @@ -0,0 +1,59 @@ +// 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-v3s-ccu.h> +#include <dt-bindings/reset/sun8i-v3s-ccu.h> + +static struct ccu_clk_gate v3s_gates[] = { + [CLK_BUS_OTG] = GATE(0x060, BIT(24)), + + [CLK_BUS_UART0] = GATE(0x06c, BIT(16)), + [CLK_BUS_UART1] = GATE(0x06c, BIT(17)), + [CLK_BUS_UART2] = GATE(0x06c, BIT(18)), + + [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), +}; + +static struct ccu_reset v3s_resets[] = { + [RST_USB_PHY0] = RESET(0x0cc, BIT(0)), + + [RST_BUS_OTG] = RESET(0x2c0, BIT(24)), + + [RST_BUS_UART0] = RESET(0x2d8, BIT(16)), + [RST_BUS_UART1] = RESET(0x2d8, BIT(17)), + [RST_BUS_UART2] = RESET(0x2d8, BIT(18)), +}; + +static const struct ccu_desc v3s_ccu_desc = { + .gates = v3s_gates, + .resets = v3s_resets, +}; + +static int v3s_clk_bind(struct udevice *dev) +{ + return sunxi_reset_bind(dev, ARRAY_SIZE(v3s_resets)); +} + +static const struct udevice_id v3s_clk_ids[] = { + { .compatible = "allwinner,sun8i-v3s-ccu", + .data = (ulong)&v3s_ccu_desc }, + { } +}; + +U_BOOT_DRIVER(clk_sun8i_v3s) = { + .name = "sun8i_v3s_ccu", + .id = UCLASS_CLK, + .of_match = v3s_clk_ids, + .priv_auto_alloc_size = sizeof(struct ccu_priv), + .ops = &sunxi_clk_ops, + .probe = sunxi_clk_probe, + .bind = v3s_clk_bind, +}; |