On 7/25/21 7:16 PM, Yifan Gu wrote:
From: George Hilliard thirtythreeforty@gmail.com
The f1c100s has a simple clock tree similar to those of other sunxi parts. Add support for it.
Signed-off-by: George Hilliard thirtythreeforty@gmail.com Signed-off-by: Yifan Gu me@yifangu.com
drivers/clk/sunxi/Kconfig | 7 ++++ drivers/clk/sunxi/Makefile | 1 + drivers/clk/sunxi/clk_f1c100s.c | 66 +++++++++++++++++++++++++++++++++ 3 files changed, 74 insertions(+) create mode 100644 drivers/clk/sunxi/clk_f1c100s.c
diff --git a/drivers/clk/sunxi/Kconfig b/drivers/clk/sunxi/Kconfig index bf084fa7a8..28928fef1f 100644 --- a/drivers/clk/sunxi/Kconfig +++ b/drivers/clk/sunxi/Kconfig @@ -9,6 +9,13 @@ config CLK_SUNXI
if CLK_SUNXI
+config CLK_SUNIV_F1C100S
- bool "Clock driver for Allwinner F1C100s"
- default MACH_SUNIV
- help
This enables common clock driver support for platforms basedon Allwinner F1C100s SoC.- config CLK_SUN4I_A10 bool "Clock driver for Allwinner A10/A20" default MACH_SUN4I || MACH_SUN7I
diff --git a/drivers/clk/sunxi/Makefile b/drivers/clk/sunxi/Makefile index 4f9282a8b9..da43f8a0ed 100644 --- a/drivers/clk/sunxi/Makefile +++ b/drivers/clk/sunxi/Makefile @@ -8,6 +8,7 @@ obj-$(CONFIG_CLK_SUNXI) += clk_sunxi.o
obj-$(CONFIG_CLK_SUNXI) += clk_sun6i_rtc.o
+obj-$(CONFIG_CLK_SUNIV_F1C100S) += clk_f1c100s.o obj-$(CONFIG_CLK_SUN4I_A10) += clk_a10.o obj-$(CONFIG_CLK_SUN5I_A10S) += clk_a10s.o obj-$(CONFIG_CLK_SUN6I_A31) += clk_a31.o diff --git a/drivers/clk/sunxi/clk_f1c100s.c b/drivers/clk/sunxi/clk_f1c100s.c new file mode 100644 index 0000000000..3b64445d89 --- /dev/null +++ b/drivers/clk/sunxi/clk_f1c100s.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: (GPL-2.0+) +/*
- Copyright (C) 2019 George Hilliard thirtythreeforty@gmail.com.
- */
+#include <common.h> +#include <clk-uclass.h> +#include <dm.h> +#include <errno.h> +#include <asm/arch/ccu.h> +#include <dt-bindings/clock/suniv-ccu.h> +#include <dt-bindings/reset/suniv-ccu.h>
+static struct ccu_clk_gate f1c100s_gates[] = {
- [CLK_BUS_MMC0] = GATE(0x060, BIT(8)),
- [CLK_BUS_MMC1] = GATE(0x060, BIT(9)),
- [CLK_BUS_SPI0] = GATE(0x060, BIT(20)),
- [CLK_BUS_SPI1] = GATE(0x060, BIT(21)),
- [CLK_BUS_OTG] = GATE(0x060, BIT(24)),
- [CLK_BUS_UART0] = GATE(0x06c, BIT(20)),
- [CLK_BUS_UART1] = GATE(0x06c, BIT(21)),
- [CLK_BUS_UART2] = GATE(0x06c, BIT(22)),
- [CLK_USB_PHY0] = GATE(0x0cc, BIT(1)),
+};
+static struct ccu_reset f1c100s_resets[] = {
- [RST_USB_PHY0] = RESET(0x0cc, BIT(0)),
- [RST_BUS_MMC0] = RESET(0x2c0, BIT(8)),
- [RST_BUS_MMC1] = RESET(0x2c0, BIT(9)),
- [RST_BUS_SPI0] = RESET(0x2c0, BIT(20)),
- [RST_BUS_SPI1] = RESET(0x2c0, BIT(21)),
- [RST_BUS_OTG] = RESET(0x2c0, BIT(24)),
- [RST_BUS_UART0] = RESET(0x2d0, BIT(20)),
- [RST_BUS_UART1] = RESET(0x2d0, BIT(21)),
- [RST_BUS_UART2] = RESET(0x2d0, BIT(22)),
+};
+static const struct ccu_desc f1c100s_ccu_desc = {
- .gates = f1c100s_gates,
- .resets = f1c100s_resets,
+};
+static int f1c100s_clk_bind(struct udevice *dev) +{
- return sunxi_reset_bind(dev, ARRAY_SIZE(f1c100s_resets));
+}
+static const struct udevice_id f1c100s_clk_ids[] = {
- { .compatible = "allwinner,suniv-f1c100s-ccu",
.data = (ulong)&f1c100s_ccu_desc },- { }
+};
+U_BOOT_DRIVER(clk_suniv_f1c100s) = {
- .name = "suniv_f1c100s_ccu",
- .id = UCLASS_CLK,
- .of_match = f1c100s_clk_ids,
- .priv_auto = sizeof(struct ccu_priv),
- .ops = &sunxi_clk_ops,
- .probe = sunxi_clk_probe,
- .bind = f1c100s_clk_bind,
+};
Acked-by: Sean Anderson seanga2@gmail.com