diff options
Diffstat (limited to 'drivers/clk/sunxi/clk_h6_r.c')
-rw-r--r-- | drivers/clk/sunxi/clk_h6_r.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/clk/sunxi/clk_h6_r.c b/drivers/clk/sunxi/clk_h6_r.c new file mode 100644 index 00000000000..b9e527e16ac --- /dev/null +++ b/drivers/clk/sunxi/clk_h6_r.c @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) Samuel Holland <samuel@sholland.org> + */ + +#include <clk-uclass.h> +#include <dm.h> +#include <clk/sunxi.h> +#include <dt-bindings/clock/sun50i-h6-r-ccu.h> +#include <dt-bindings/reset/sun50i-h6-r-ccu.h> +#include <linux/bitops.h> + +static struct ccu_clk_gate h6_r_gates[] = { + [CLK_R_APB1_TIMER] = GATE(0x11c, BIT(0)), + [CLK_R_APB1_TWD] = GATE(0x12c, BIT(0)), + [CLK_R_APB1_PWM] = GATE(0x13c, BIT(0)), + [CLK_R_APB2_UART] = GATE(0x18c, BIT(0)), + [CLK_R_APB2_I2C] = GATE(0x19c, BIT(0)), + [CLK_R_APB2_RSB] = GATE(0x1bc, BIT(0)), + [CLK_R_APB1_IR] = GATE(0x1cc, BIT(0)), + [CLK_R_APB1_W1] = GATE(0x1ec, BIT(0)), +}; + +static struct ccu_reset h6_r_resets[] = { + [RST_R_APB1_TIMER] = RESET(0x11c, BIT(16)), + [RST_R_APB1_TWD] = RESET(0x12c, BIT(16)), + [RST_R_APB1_PWM] = RESET(0x13c, BIT(16)), + [RST_R_APB2_UART] = RESET(0x18c, BIT(16)), + [RST_R_APB2_I2C] = RESET(0x19c, BIT(16)), + [RST_R_APB2_RSB] = RESET(0x1bc, BIT(16)), + [RST_R_APB1_IR] = RESET(0x1cc, BIT(16)), + [RST_R_APB1_W1] = RESET(0x1ec, BIT(16)), +}; + +static const struct ccu_desc h6_r_ccu_desc = { + .gates = h6_r_gates, + .resets = h6_r_resets, +}; + +static int h6_r_clk_bind(struct udevice *dev) +{ + return sunxi_reset_bind(dev, ARRAY_SIZE(h6_r_resets)); +} + +static const struct udevice_id h6_r_clk_ids[] = { + { .compatible = "allwinner,sun50i-h6-r-ccu", + .data = (ulong)&h6_r_ccu_desc }, + { .compatible = "allwinner,sun50i-h616-r-ccu", + .data = (ulong)&h6_r_ccu_desc }, + { } +}; + +U_BOOT_DRIVER(clk_sun6i_h6_r) = { + .name = "sun6i_h6_r_ccu", + .id = UCLASS_CLK, + .of_match = h6_r_clk_ids, + .priv_auto = sizeof(struct ccu_priv), + .ops = &sunxi_clk_ops, + .probe = sunxi_clk_probe, + .bind = h6_r_clk_bind, +}; |