diff options
| author | Damien Le Moal <damien.lemoal@wdc.com> | 2019-09-27 02:45:00 +0900 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2019-09-28 18:15:18 +0530 |
| commit | 190e3f4bd9ca93ba4c2e9a42c463c2c01b9c255b (patch) | |
| tree | 966b56bf52702d561923b6ab77a14d31e48e45b0 /platform | |
| parent | 8853758268d253f2c087fdba2c7f3efbacfec1ec (diff) | |
kendryte/k210: remove unused file
Commit 9dfe72057957 ("kendryte/k210: remove sysctl code") missed
removing the file sysctl.c. Fix this here.
Fixes: 9dfe72057957 ("kendryte/k210: remove sysctl code")
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'platform')
| -rw-r--r-- | platform/kendryte/k210/sysctl.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/platform/kendryte/k210/sysctl.c b/platform/kendryte/k210/sysctl.c deleted file mode 100644 index 3c07777..0000000 --- a/platform/kendryte/k210/sysctl.c +++ /dev/null @@ -1,57 +0,0 @@ -/* - * SPDX-License-Identifier: Apache-2.0 - * - * Copyright 2018 Canaan Inc. - * Copyright (c) 2019 Western Digital Corporation or its affiliates. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include <sbi/riscv_encoding.h> -#include "sysctl.h" - -volatile sysctl_t *const sysctl = (volatile sysctl_t *)SYSCTL_BASE_ADDR; - -#define SYSCTRL_CLOCK_FREQ_IN0 (26000000UL) - -static u32 sysctl_pll0_get_freq(void) -{ - u32 freq_in, nr, nf, od; - - freq_in = SYSCTRL_CLOCK_FREQ_IN0; - nr = sysctl->pll0.clkr0 + 1; - nf = sysctl->pll0.clkf0 + 1; - od = sysctl->pll0.clkod0 + 1; - - /* - * Get final PLL output freq - * FOUT = FIN / NR * NF / OD - * = (FIN * NF) / (NR * OD) - */ - return ((u64)freq_in * (u64)nf) / ((u64)nr * (u64)od); -} - -u32 sysctl_get_cpu_freq(void) -{ - int clock_source; - - clock_source = (int)sysctl->clk_sel0.aclk_sel; - switch (clock_source) { - case 0: - return SYSCTRL_CLOCK_FREQ_IN0; - case 1: - return sysctl_pll0_get_freq() / - (2ULL << (int)sysctl->clk_sel0.aclk_divider_sel); - default: - return 0; - } -} |