diff options
Diffstat (limited to 'arch/mips/mach-loongson/include/mach/pbl_macros.h')
| -rw-r--r-- | arch/mips/mach-loongson/include/mach/pbl_macros.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/mips/mach-loongson/include/mach/pbl_macros.h b/arch/mips/mach-loongson/include/mach/pbl_macros.h new file mode 100644 index 0000000000..93402d1c54 --- /dev/null +++ b/arch/mips/mach-loongson/include/mach/pbl_macros.h @@ -0,0 +1,81 @@ +#ifndef __ASM_MACH_LOONGSON1_PBL_MACROS_H +#define __ASM_MACH_LOONGSON1_PBL_MACROS_H + +#include <asm/addrspace.h> +#include <asm/regdef.h> +#include <mach/loongson1.h> + +#define PLL_FREQ 0xBFE78030 +#define PLL_DIV_PARAM 0xBFE78034 + +#define CONFIG_CPU_DIV 3 +#define CONFIG_DDR_DIV 4 +#define CONFIG_DC_DIV 4 +#define CONFIG_PLL_FREQ 0x1C +#define CONFIG_PLL_DIV_PARAM 0x92392a00 + +.macro pbl_loongson1_pll + .set push + .set noreorder + + pbl_reg_writel 0x92392a00, PLL_DIV_PARAM + pbl_reg_writel 0x0000001c, PLL_FREQ + pbl_sleep t8, 40 + + .set pop +.endm + +.macro set_cpu_window id, base, mask, mmap + .set push + .set noreorder + + li t8, 0xbfd00000 + sw $0, 0x80 + \id * 8 (t8) + li t9, \base + sw t9, 0x00 + \id * 8 (t8) + sw $0, 0x04 + \id * 8 (t8) + li t9, \mask + sw t9, 0x40 + \id * 8 (t8) + sw $0, 0x44 + \id * 8 (t8) + li t9, \mmap + sw t9, 0x80 + \id * 8 (t8) + sw $0, 0x84 + \id * 8 (t8) + + .set pop +.endm + +.macro pbl_loongson1_remap + .set push + + set_cpu_window 0, 0x1c300000, 0xfff00000, 0x1c3000d2 + set_cpu_window 1, 0x1fe10000, 0xffffe000, 0x1fe100d3 + set_cpu_window 2, 0x1fe20000, 0xffffe000, 0x1fe200d3 + set_cpu_window 3, 0x1fe10000, 0xffff0000, 0x1fe100d0 + set_cpu_window 4, 0x1fe20000, 0xffff0000, 0x1fe200d0 + set_cpu_window 5, 0x1ff00000, 0xfff00000, 0x1ff000d0 + set_cpu_window 6, 0x1f000000, 0xff000000, 0x1f0000d3 + set_cpu_window 7, 0x00000000, 0x00000000, 0x000000f0 + li t8, 0xbfd000e0 + lw t9, 0x0 (t8) + and t9, t9, 0xffffff00 + ori t9, t9, 0xd0 + sw t9, 0x0 (t8) + + lw t9, 0x8 (t8) + and t9, t9, 0xffffff00 + ori t9, t9, 0xd0 + sw t9, 0x8 (t8) + + .set pop +.endm + +#define GPIOCFG1 0xbfd010C4 +.macro pbl_loongson1_uart_enable + .set push + + pbl_reg_clr 0x00C00000, GPIOCFG1 + + .set pop +.endm + +#endif /* __ASM_MACH_LOONGSON1_PBL_MACROS_H */ |