| Simon Glass | b3068ad | 2016-07-04 11:58:24 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015 Google, Inc |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
| 8 | #include <debug_uart.h> |
| 9 | #include <dm.h> |
| 10 | #include <dt-structs.h> |
| 11 | #include <ns16550.h> |
| 12 | #include <serial.h> |
| 13 | #include <asm/arch/clock.h> |
| 14 | |
| 15 | struct rockchip_uart_platdata { |
| 16 | struct dtd_rockchip_rk3288_uart dtplat; |
| 17 | struct ns16550_platdata plat; |
| 18 | }; |
| 19 | |
| 20 | struct dtd_rockchip_rk3288_uart *dtplat, s_dtplat; |
| 21 | |
| 22 | static int rockchip_serial_probe(struct udevice *dev) |
| 23 | { |
| 24 | struct rockchip_uart_platdata *plat = dev_get_platdata(dev); |
| 25 | |
| 26 | /* Create some new platform data for the standard driver */ |
| 27 | plat->plat.base = plat->dtplat.reg[0]; |
| 28 | plat->plat.reg_shift = plat->dtplat.reg_shift; |
| 29 | plat->plat.clock = plat->dtplat.clock_frequency; |
| 30 | dev->platdata = &plat->plat; |
| 31 | |
| 32 | return ns16550_serial_probe(dev); |
| 33 | } |
| 34 | |
| 35 | U_BOOT_DRIVER(rockchip_rk3288_uart) = { |
| 36 | .name = "rockchip_rk3288_uart", |
| 37 | .id = UCLASS_SERIAL, |
| 38 | .priv_auto_alloc_size = sizeof(struct NS16550), |
| 39 | .platdata_auto_alloc_size = sizeof(struct rockchip_uart_platdata), |
| 40 | .probe = rockchip_serial_probe, |
| 41 | .ops = &ns16550_serial_ops, |
| 42 | .flags = DM_FLAG_PRE_RELOC, |
| 43 | }; |