mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-06 21:24:29 +00:00
73175d04a9
Add pinmux driver support for Stratix SoC Signed-off-by: Chin Liang See <chin.liang.see@intel.com> Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2016-2018 Intel Corporation <www.intel.com>
|
|
*
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <errno.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/handoff_s10.h>
|
|
|
|
static void sysmgr_pinmux_handoff_read(void *handoff_address,
|
|
const u32 **table,
|
|
unsigned int *table_len)
|
|
{
|
|
unsigned int handoff_entry = (swab32(readl(handoff_address +
|
|
S10_HANDOFF_OFFSET_LENGTH)) -
|
|
S10_HANDOFF_OFFSET_DATA) /
|
|
sizeof(unsigned int);
|
|
unsigned int handoff_chunk[handoff_entry], temp, i;
|
|
|
|
if (swab32(readl(S10_HANDOFF_MUX)) == S10_HANDOFF_MAGIC_MUX) {
|
|
/* using handoff from Quartus tools if exists */
|
|
for (i = 0; i < handoff_entry; i++) {
|
|
temp = readl(handoff_address +
|
|
S10_HANDOFF_OFFSET_DATA + (i * 4));
|
|
handoff_chunk[i] = swab32(temp);
|
|
}
|
|
*table = handoff_chunk;
|
|
*table_len = ARRAY_SIZE(handoff_chunk);
|
|
}
|
|
}
|
|
|
|
void sysmgr_pinmux_table_sel(const u32 **table, unsigned int *table_len)
|
|
{
|
|
sysmgr_pinmux_handoff_read((void *)S10_HANDOFF_MUX, table,
|
|
table_len);
|
|
}
|
|
|
|
void sysmgr_pinmux_table_ctrl(const u32 **table, unsigned int *table_len)
|
|
{
|
|
sysmgr_pinmux_handoff_read((void *)S10_HANDOFF_IOCTL, table,
|
|
table_len);
|
|
}
|
|
|
|
void sysmgr_pinmux_table_fpga(const u32 **table, unsigned int *table_len)
|
|
{
|
|
sysmgr_pinmux_handoff_read((void *)S10_HANDOFF_FPGA, table,
|
|
table_len);
|
|
}
|
|
|
|
void sysmgr_pinmux_table_delay(const u32 **table, unsigned int *table_len)
|
|
{
|
|
sysmgr_pinmux_handoff_read((void *)S10_HANODFF_DELAY, table,
|
|
table_len);
|
|
}
|