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Diffstat (limited to 'target/linux/ramips/files/arch/mips/ralink/rt3883/clock.c')
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt3883/clock.c103
1 files changed, 0 insertions, 103 deletions
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/clock.c b/target/linux/ramips/files/arch/mips/ralink/rt3883/clock.c
deleted file mode 100644
index bf70259cae..0000000000
--- a/target/linux/ramips/files/arch/mips/ralink/rt3883/clock.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Ralink RT3662/RT3883 clock API
- *
- * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-
-#include <asm/mach-ralink/common.h>
-#include <asm/mach-ralink/rt3883.h>
-#include <asm/mach-ralink/rt3883_regs.h>
-#include "common.h"
-
-struct clk {
- unsigned long rate;
-};
-
-static struct clk rt3883_cpu_clk;
-static struct clk rt3883_sys_clk;
-static struct clk rt3883_wdt_clk;
-static struct clk rt3883_uart_clk;
-
-void __init rt3883_clocks_init(void)
-{
- u32 syscfg0;
- u32 clksel;
- u32 ddr2;
-
- syscfg0 = rt3883_sysc_rr(RT3883_SYSC_REG_SYSCFG0);
- clksel = ((syscfg0 >> RT3883_SYSCFG0_CPUCLK_SHIFT) &
- RT3883_SYSCFG0_CPUCLK_MASK);
- ddr2 = syscfg0 & RT3883_SYSCFG0_DRAM_TYPE_DDR2;
-
- switch (clksel) {
- case RT3883_SYSCFG0_CPUCLK_250:
- rt3883_cpu_clk.rate = 250000000;
- rt3883_sys_clk.rate = (ddr2) ? 125000000 : 83000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_384:
- rt3883_cpu_clk.rate = 384000000;
- rt3883_sys_clk.rate = (ddr2) ? 128000000 : 96000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_480:
- rt3883_cpu_clk.rate = 480000000;
- rt3883_sys_clk.rate = (ddr2) ? 160000000 : 120000000;
- break;
- case RT3883_SYSCFG0_CPUCLK_500:
- rt3883_cpu_clk.rate = 500000000;
- rt3883_sys_clk.rate = (ddr2) ? 166000000 : 125000000;
- break;
- }
-
- rt3883_wdt_clk.rate = rt3883_sys_clk.rate;
- rt3883_uart_clk.rate = 40000000;
-}
-
-struct clk *clk_get(struct device *dev, const char *id)
-{
- if (!strcmp(id, "sys"))
- return &rt3883_sys_clk;
-
- if (!strcmp(id, "cpu"))
- return &rt3883_cpu_clk;
-
- if (!strcmp(id, "wdt"))
- return &rt3883_wdt_clk;
-
- if (!strcmp(id, "uart"))
- return &rt3883_uart_clk;
-
- return ERR_PTR(-ENOENT);
-}
-EXPORT_SYMBOL(clk_get);
-
-int clk_enable(struct clk *clk)
-{
- return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-void clk_disable(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_disable);
-
-unsigned long clk_get_rate(struct clk *clk)
-{
- return clk->rate;
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-void clk_put(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_put);