diff options
Diffstat (limited to 'drivers/clk/sifive/gemgxl-mgmt.c')
-rw-r--r-- | drivers/clk/sifive/gemgxl-mgmt.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/drivers/clk/sifive/gemgxl-mgmt.c b/drivers/clk/sifive/gemgxl-mgmt.c deleted file mode 100644 index eb37416b5e..0000000000 --- a/drivers/clk/sifive/gemgxl-mgmt.c +++ /dev/null @@ -1,60 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2019, Bin Meng <bmeng.cn@gmail.com> - */ - -#include <common.h> -#include <clk-uclass.h> -#include <dm.h> -#include <asm/io.h> - -struct gemgxl_mgmt_regs { - __u32 tx_clk_sel; -}; - -struct gemgxl_mgmt_platdata { - struct gemgxl_mgmt_regs *regs; -}; - -static int gemgxl_mgmt_ofdata_to_platdata(struct udevice *dev) -{ - struct gemgxl_mgmt_platdata *plat = dev_get_platdata(dev); - - plat->regs = (struct gemgxl_mgmt_regs *)dev_read_addr(dev); - - return 0; -} - -static ulong gemgxl_mgmt_set_rate(struct clk *clk, ulong rate) -{ - struct gemgxl_mgmt_platdata *plat = dev_get_platdata(clk->dev); - - /* - * GEMGXL TX clock operation mode: - * - * 0 = GMII mode. Use 125 MHz gemgxlclk from PRCI in TX logic - * and output clock on GMII output signal GTX_CLK - * 1 = MII mode. Use MII input signal TX_CLK in TX logic - */ - writel(rate != 125000000, &plat->regs->tx_clk_sel); - - return 0; -} - -const struct clk_ops gemgxl_mgmt_ops = { - .set_rate = gemgxl_mgmt_set_rate, -}; - -static const struct udevice_id gemgxl_mgmt_match[] = { - { .compatible = "sifive,cadencegemgxlmgmt0", }, - { /* sentinel */ } -}; - -U_BOOT_DRIVER(sifive_gemgxl_mgmt) = { - .name = "sifive-gemgxl-mgmt", - .id = UCLASS_CLK, - .of_match = gemgxl_mgmt_match, - .ofdata_to_platdata = gemgxl_mgmt_ofdata_to_platdata, - .platdata_auto_alloc_size = sizeof(struct gemgxl_mgmt_platdata), - .ops = &gemgxl_mgmt_ops, -}; |