diff options
Diffstat (limited to 'include/linux/sprd_mm.h')
| -rw-r--r-- | include/linux/sprd_mm.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/include/linux/sprd_mm.h b/include/linux/sprd_mm.h new file mode 100644 index 00000000..ce740450 --- /dev/null +++ b/include/linux/sprd_mm.h @@ -0,0 +1,118 @@ +/* + * Copyright (C) 2012 Spreadtrum Communications Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#ifndef _SPRD_MM_H +#define _SPRD_MM_H + +#include <linux/types.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> + +#include <asm/io.h> + +#define BIT_0 0x01 +#define BIT_1 0x02 +#define BIT_2 0x04 +#define BIT_3 0x08 +#define BIT_4 0x10 +#define BIT_5 0x20 +#define BIT_6 0x40 +#define BIT_7 0x80 +#define BIT_8 0x0100 +#define BIT_9 0x0200 +#define BIT_10 0x0400 +#define BIT_11 0x0800 +#define BIT_12 0x1000 +#define BIT_13 0x2000 +#define BIT_14 0x4000 +#define BIT_15 0x8000 +#define BIT_16 0x010000 +#define BIT_17 0x020000 +#define BIT_18 0x040000 +#define BIT_19 0x080000 +#define BIT_20 0x100000 +#define BIT_21 0x200000 +#define BIT_22 0x400000 +#define BIT_23 0x800000 +#define BIT_24 0x01000000 +#define BIT_25 0x02000000 +#define BIT_26 0x04000000 +#define BIT_27 0x08000000 +#define BIT_28 0x10000000 +#define BIT_29 0x20000000 +#define BIT_30 0x40000000 +#define BIT_31 0x80000000 + + +#define IO_PTR volatile void __iomem * +#define REG_RD(a) __raw_readl((IO_PTR)(a)) +#define REG_WR(a,v) __raw_writel((v),(IO_PTR)(a)) +#define REG_AWR(a,v) __raw_writel((__raw_readl((IO_PTR)(a)) & (v)), ((IO_PTR)(a))) +#define REG_OWR(a,v) __raw_writel((__raw_readl((IO_PTR)(a)) | (v)), ((IO_PTR)(a))) +#define REG_XWR(a,v) __raw_writel((__raw_readl((IO_PTR)(a)) ^ (v)), ((IO_PTR)(a))) +#define REG_MWR(a,m,v) \ + do { \ + uint32_t _tmp = __raw_readl((IO_PTR)(a)); \ + _tmp &= ~(m); \ + __raw_writel((_tmp | ((m) & (v))), ((IO_PTR)(a))); \ + } while(0) + + + +#define MM_ERROR_STR "Error L %d, %s, %s \n" +#define MM_ERROR_ARGS __LINE__,__FILE__,__FUNCTION__ +#define MM_RTN_IF_ERR(rtn) \ + do { \ + if(rtn) { \ + printk(MM_ERROR_STR, MM_ERROR_ARGS); \ + return -(rtn); \ + } \ + } while(0) + + +#define MM_DEBUG +#define MM_DEBUG_STR "Debug L %d, %s, %s: " +#define MM_DEBUG_ARGS __LINE__,__FILE__,__FUNCTION__ + +#ifdef MM_DEBUG + #define MM_TRACE(format,...) printk(MM_DEBUG_STR format, MM_DEBUG_ARGS, ##__VA_ARGS__) +#else + #define MM_TRACE(format,...) pr_debug(format,...) +#endif + + +#ifdef CONFIG_SC_FPGA +#define CONFIG_SC_FPGA_PIN +#define CONFIG_SC_FPGA_CLK +#define CONFIG_SC_FPGA_LDO +#endif + +#ifdef CONFIG_OF +#ifndef CONFIG_SC_FPGA_CLK +#define clk_enable clk_prepare_enable +#define clk_disable clk_disable_unprepare +#else +#define clk_enable(x) 1 +#define clk_disable(x) 1 +#define clk_prepare_enable(x) 1 +#define clk_disable_unprepare(x) 1 +#endif +#endif + + +int32_t clk_mm_i_eb(struct device_node *dn, uint32_t enable); + +void mm_clk_register_trace(void); + +#endif |