1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2 /* 3 * Copyright (C) 2018 Amarula Solutions. 4 * Author: Jagan Teki <jagan@amarulasolutions.com> 5 */ 6 7 #include <common.h> 8 #include <clk-uclass.h> 9 #include <dm.h> 10 #include <errno.h> 11 #include <asm/arch/ccu.h> 12 #include <dt-bindings/clock/sun5i-ccu.h> 13 #include <dt-bindings/reset/sun5i-ccu.h> 14 15 static struct ccu_clk_gate a10s_gates[] = { 16 [CLK_AHB_OTG] = GATE(0x060, BIT(0)), 17 [CLK_AHB_EHCI] = GATE(0x060, BIT(1)), 18 [CLK_AHB_OHCI] = GATE(0x060, BIT(2)), 19 [CLK_AHB_MMC0] = GATE(0x060, BIT(8)), 20 [CLK_AHB_MMC1] = GATE(0x060, BIT(9)), 21 [CLK_AHB_MMC2] = GATE(0x060, BIT(10)), 22 [CLK_AHB_SPI0] = GATE(0x060, BIT(20)), 23 [CLK_AHB_SPI1] = GATE(0x060, BIT(21)), 24 [CLK_AHB_SPI2] = GATE(0x060, BIT(22)), 25 26 [CLK_APB1_UART0] = GATE(0x06c, BIT(16)), 27 [CLK_APB1_UART1] = GATE(0x06c, BIT(17)), 28 [CLK_APB1_UART2] = GATE(0x06c, BIT(18)), 29 [CLK_APB1_UART3] = GATE(0x06c, BIT(19)), 30 31 [CLK_SPI0] = GATE(0x0a0, BIT(31)), 32 [CLK_SPI1] = GATE(0x0a4, BIT(31)), 33 [CLK_SPI2] = GATE(0x0a8, BIT(31)), 34 35 [CLK_USB_OHCI] = GATE(0x0cc, BIT(6)), 36 [CLK_USB_PHY0] = GATE(0x0cc, BIT(8)), 37 [CLK_USB_PHY1] = GATE(0x0cc, BIT(9)), 38 }; 39 40 static struct ccu_reset a10s_resets[] = { 41 [RST_USB_PHY0] = RESET(0x0cc, BIT(0)), 42 [RST_USB_PHY1] = RESET(0x0cc, BIT(1)), 43 }; 44 45 static const struct ccu_desc a10s_ccu_desc = { 46 .gates = a10s_gates, 47 .resets = a10s_resets, 48 }; 49 50 static int a10s_clk_bind(struct udevice *dev) 51 { 52 return sunxi_reset_bind(dev, ARRAY_SIZE(a10s_resets)); 53 } 54 55 static const struct udevice_id a10s_ccu_ids[] = { 56 { .compatible = "allwinner,sun5i-a10s-ccu", 57 .data = (ulong)&a10s_ccu_desc }, 58 { .compatible = "allwinner,sun5i-a13-ccu", 59 .data = (ulong)&a10s_ccu_desc }, 60 { } 61 }; 62 63 U_BOOT_DRIVER(clk_sun5i_a10s) = { 64 .name = "sun5i_a10s_ccu", 65 .id = UCLASS_CLK, 66 .of_match = a10s_ccu_ids, 67 .priv_auto_alloc_size = sizeof(struct ccu_priv), 68 .ops = &sunxi_clk_ops, 69 .probe = sunxi_clk_probe, 70 .bind = a10s_clk_bind, 71 }; 72