sg-regs.h
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/*
* UniPhier SG (SoC Glue) block registers
*
* Copyright (C) 2011-2015 Copyright (C) 2011-2015 Panasonic Corporation
* Copyright (C) 2016-2017 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef UNIPHIER_SG_REGS_H
#define UNIPHIER_SG_REGS_H
/* Base Address */
#define SG_CTRL_BASE 0x5f800000
#define SG_DBG_BASE 0x5f900000
/* Revision */
#define SG_REVISION (SG_CTRL_BASE | 0x0000)
/* Memory Configuration */
#define SG_MEMCONF (SG_CTRL_BASE | 0x0400)
#define SG_MEMCONF_CH0_SZ_MASK ((0x1 << 10) | (0x03 << 0))
#define SG_MEMCONF_CH0_SZ_64M ((0x0 << 10) | (0x01 << 0))
#define SG_MEMCONF_CH0_SZ_128M ((0x0 << 10) | (0x02 << 0))
#define SG_MEMCONF_CH0_SZ_256M ((0x0 << 10) | (0x03 << 0))
#define SG_MEMCONF_CH0_SZ_512M ((0x1 << 10) | (0x00 << 0))
#define SG_MEMCONF_CH0_SZ_1G ((0x1 << 10) | (0x01 << 0))
#define SG_MEMCONF_CH0_NUM_MASK (0x1 << 8)
#define SG_MEMCONF_CH0_NUM_1 (0x1 << 8)
#define SG_MEMCONF_CH0_NUM_2 (0x0 << 8)
#define SG_MEMCONF_CH1_SZ_MASK ((0x1 << 11) | (0x03 << 2))
#define SG_MEMCONF_CH1_SZ_64M ((0x0 << 11) | (0x01 << 2))
#define SG_MEMCONF_CH1_SZ_128M ((0x0 << 11) | (0x02 << 2))
#define SG_MEMCONF_CH1_SZ_256M ((0x0 << 11) | (0x03 << 2))
#define SG_MEMCONF_CH1_SZ_512M ((0x1 << 11) | (0x00 << 2))
#define SG_MEMCONF_CH1_SZ_1G ((0x1 << 11) | (0x01 << 2))
#define SG_MEMCONF_CH1_NUM_MASK (0x1 << 9)
#define SG_MEMCONF_CH1_NUM_1 (0x1 << 9)
#define SG_MEMCONF_CH1_NUM_2 (0x0 << 9)
#define SG_MEMCONF_CH2_SZ_MASK ((0x1 << 26) | (0x03 << 16))
#define SG_MEMCONF_CH2_SZ_64M ((0x0 << 26) | (0x01 << 16))
#define SG_MEMCONF_CH2_SZ_128M ((0x0 << 26) | (0x02 << 16))
#define SG_MEMCONF_CH2_SZ_256M ((0x0 << 26) | (0x03 << 16))
#define SG_MEMCONF_CH2_SZ_512M ((0x1 << 26) | (0x00 << 16))
#define SG_MEMCONF_CH2_SZ_1G ((0x1 << 26) | (0x01 << 16))
#define SG_MEMCONF_CH2_NUM_MASK (0x1 << 24)
#define SG_MEMCONF_CH2_NUM_1 (0x1 << 24)
#define SG_MEMCONF_CH2_NUM_2 (0x0 << 24)
/* PH1-LD6b, ProXstream2, PH1-LD20 only */
#define SG_MEMCONF_CH2_DISABLE (0x1 << 21)
#define SG_MEMCONF_SPARSEMEM (0x1 << 4)
#define SG_USBPHYCTRL (SG_CTRL_BASE | 0x500)
#define SG_ETPHYPSHUT (SG_CTRL_BASE | 0x554)
#define SG_ETPHYCNT (SG_CTRL_BASE | 0x550)
/* Pin Control */
#define SG_PINCTRL_BASE (SG_CTRL_BASE | 0x1000)
/* PH1-Pro4, PH1-Pro5 */
#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_PINMON2 (SG_DBG_BASE | 0x0108)
#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)
#ifdef __ASSEMBLY__
.macro sg_set_pinsel, pin, muxval, mux_bits, reg_stride, ra, rd
ldr \ra, =(SG_PINCTRL_BASE + \pin * \mux_bits / 32 * \reg_stride)
ldr \rd, [\ra]
and \rd, \rd, #~(((1 << \mux_bits) - 1) << (\pin * \mux_bits % 32))
orr \rd, \rd, #(\muxval << (\pin * \mux_bits % 32))
str \rd, [\ra]
.endm
#else
#include <linux/types.h>
#include <linux/io.h>
static inline void sg_set_pinsel(unsigned pin, unsigned muxval,
unsigned mux_bits, unsigned reg_stride)
{
unsigned shift = pin * mux_bits % 32;
unsigned long reg = SG_PINCTRL_BASE + pin * mux_bits / 32 * reg_stride;
u32 mask = (1U << mux_bits) - 1;
u32 tmp;
tmp = readl(reg);
tmp &= ~(mask << shift);
tmp |= (mask & muxval) << shift;
writel(tmp, reg);
}
static inline void sg_set_iectrl(unsigned pin)
{
unsigned bit = pin % 32;
unsigned long reg = SG_IECTRL + pin / 32 * 4;
u32 tmp;
tmp = readl(reg);
tmp |= 1 << bit;
writel(tmp, reg);
}
static inline void sg_set_iectrl_range(unsigned min, unsigned max)
{
int i;
for (i = min; i <= max; i++)
sg_set_iectrl(i);
}
#endif /* __ASSEMBLY__ */
#endif /* UNIPHIER_SG_REGS_H */