diff options
Diffstat (limited to 'arch/arm/include/asm/arch-uniphier/sg-regs.h')
| -rw-r--r-- | arch/arm/include/asm/arch-uniphier/sg-regs.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-uniphier/sg-regs.h b/arch/arm/include/asm/arch-uniphier/sg-regs.h new file mode 100644 index 0000000000..79d7ec7148 --- /dev/null +++ b/arch/arm/include/asm/arch-uniphier/sg-regs.h @@ -0,0 +1,182 @@ +/* + * UniPhier SG (SoC Glue) block registers + * + * Copyright (C) 2011-2014 Panasonic Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef ARCH_SG_REGS_H +#define ARCH_SG_REGS_H + +/* Base Address */ +#define SG_CTRL_BASE 0x5f800000 +#define SG_DBG_BASE 0x5f900000 + +/* Revision */ +#define SG_REVISION (SG_CTRL_BASE | 0x0000) +#define SG_REVISION_TYPE_SHIFT 16 +#define SG_REVISION_TYPE_MASK (0xff << SG_REVISION_TYPE_SHIFT) +#define SG_REVISION_MODEL_SHIFT 8 +#define SG_REVISION_MODEL_MASK (0x3 << SG_REVISION_MODEL_SHIFT) +#define SG_REVISION_REV_SHIFT 0 +#define SG_REVISION_REV_MASK (0x1f << SG_REVISION_REV_SHIFT) + +/* Memory Configuration */ +#define SG_MEMCONF (SG_CTRL_BASE | 0x0400) + +#define SG_MEMCONF_CH0_SIZE_64MB ((0x0 << 10) | (0x01 << 0)) +#define SG_MEMCONF_CH0_SIZE_128MB ((0x0 << 10) | (0x02 << 0)) +#define SG_MEMCONF_CH0_SIZE_256MB ((0x0 << 10) | (0x03 << 0)) +#define SG_MEMCONF_CH0_SIZE_512MB ((0x1 << 10) | (0x00 << 0)) +#define SG_MEMCONF_CH0_SIZE_1024MB ((0x1 << 10) | (0x01 << 0)) +#define SG_MEMCONF_CH0_NUM_1 (0x1 << 8) +#define SG_MEMCONF_CH0_NUM_2 (0x0 << 8) + +#define SG_MEMCONF_CH1_SIZE_64MB ((0x0 << 11) | (0x01 << 2)) +#define SG_MEMCONF_CH1_SIZE_128MB ((0x0 << 11) | (0x02 << 2)) +#define SG_MEMCONF_CH1_SIZE_256MB ((0x0 << 11) | (0x03 << 2)) +#define SG_MEMCONF_CH1_SIZE_512MB ((0x1 << 11) | (0x00 << 2)) +#define SG_MEMCONF_CH1_SIZE_1024MB ((0x1 << 11) | (0x01 << 2)) +#define SG_MEMCONF_CH1_NUM_1 (0x1 << 9) +#define SG_MEMCONF_CH1_NUM_2 (0x0 << 9) + +#define SG_MEMCONF_SPARSEMEM (0x1 << 4) + +/* Pin Control */ +#define SG_PINCTRL_BASE (SG_CTRL_BASE | 0x1000) + +#if defined(CONFIG_MACH_PH1_PRO4) +# define SG_PINCTRL(n) (SG_PINCTRL_BASE + (n) * 8) +#elif defined(CONFIG_MACH_PH1_LD4) || defined(CONFIG_MACH_PH1_SLD8) +# define SG_PINCTRL(n) (SG_PINCTRL_BASE + (n) * 4) +#endif + +#if defined(CONFIG_MACH_PH1_PRO4) +#define SG_PINSELBITS 4 +#elif defined(CONFIG_MACH_PH1_LD4) || defined(CONFIG_MACH_PH1_SLD8) +#define SG_PINSELBITS 8 +#endif + +#define SG_PINSEL_ADDR(n) (SG_PINCTRL((n) * (SG_PINSELBITS) / 32)) +#define SG_PINSEL_MASK(n) (~(((1 << (SG_PINSELBITS)) - 1) << \ + ((n) * (SG_PINSELBITS) % 32))) +#define SG_PINSEL_MODE(n, mode) ((mode) << ((n) * (SG_PINSELBITS) % 32)) + +/* Only for PH1-Pro4 */ +#define SG_LOADPINCTRL (SG_CTRL_BASE | 0x1700) + +/* Input Enable */ +#define SG_IECTRL (SG_CTRL_BASE | 0x1d00) + +/* Pin Monitor */ +#define SG_PINMON0 (SG_DBG_BASE | 0x0100) + +#define SG_PINMON0_CLK_MODE_UPLLSRC_MASK (0x3 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_DEFAULT (0x0 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_VPLL27A (0x2 << 19) +#define SG_PINMON0_CLK_MODE_UPLLSRC_VPLL27B (0x3 << 19) + +#define SG_PINMON0_CLK_MODE_AXOSEL_MASK (0x3 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_24576KHZ (0x0 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ (0x1 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_6144KHZ (0x2 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_6250KHZ (0x3 << 16) + +#define SG_PINMON0_CLK_MODE_AXOSEL_DEFAULT (0x0 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_U (0x1 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_20480KHZ (0x2 << 16) +#define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A (0x3 << 16) + +#ifndef __ASSEMBLY__ +#include <linux/types.h> +#include <asm/io.h> + +static inline void sg_set_pinsel(int n, int value) +{ + writel((readl(SG_PINSEL_ADDR(n)) & SG_PINSEL_MASK(n)) + | SG_PINSEL_MODE(n, value), SG_PINSEL_ADDR(n)); +} + +static inline u32 sg_memconf_val_ch0(unsigned long size, int num) +{ + int size_mb = (size >> 20) / num; + u32 ret; + + switch (size_mb) { + case 64: + ret = SG_MEMCONF_CH0_SIZE_64MB; + break; + case 128: + ret = SG_MEMCONF_CH0_SIZE_128MB; + break; + case 256: + ret = SG_MEMCONF_CH0_SIZE_256MB; + break; + case 512: + ret = SG_MEMCONF_CH0_SIZE_512MB; + break; + case 1024: + ret = SG_MEMCONF_CH0_SIZE_1024MB; + break; + default: + BUG(); + break; + } + + switch (num) { + case 1: + ret |= SG_MEMCONF_CH0_NUM_1; + break; + case 2: + ret |= SG_MEMCONF_CH0_NUM_2; + break; + default: + BUG(); + break; + } + return ret; +} + +static inline u32 sg_memconf_val_ch1(unsigned long size, int num) +{ + int size_mb = (size >> 20) / num; + u32 ret; + + switch (size_mb) { + case 64: + ret = SG_MEMCONF_CH1_SIZE_64MB; + break; + case 128: + ret = SG_MEMCONF_CH1_SIZE_128MB; + break; + case 256: + ret = SG_MEMCONF_CH1_SIZE_256MB; + break; + case 512: + ret = SG_MEMCONF_CH1_SIZE_512MB; + break; + case 1024: + ret = SG_MEMCONF_CH1_SIZE_1024MB; + break; + default: + BUG(); + break; + } + + switch (num) { + case 1: + ret |= SG_MEMCONF_CH1_NUM_1; + break; + case 2: + ret |= SG_MEMCONF_CH1_NUM_2; + break; + default: + BUG(); + break; + } + return ret; +} +#endif /* __ASSEMBLY__ */ + +#endif /* ARCH_SG_REGS_H */ |