upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/cpu/arm1176/tnetv107x/mux.c

319 lines
11 KiB

/*
* TNETV107X: Pinmux configuration
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/mux.h>
#define MUX_MODE_1 0x00
#define MUX_MODE_2 0x04
#define MUX_MODE_3 0x0c
#define MUX_MODE_4 0x1c
#define MUX_DEBUG 0
static const struct pin_config pin_table[] = {
/* reg shift mode */
TNETV107X_MUX_CFG(0, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(0, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(0, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(0, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(0, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(0, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(0, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(1, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(1, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(2, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(2, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(3, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(3, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 10, MUX_MODE_4),
TNETV107X_MUX_CFG(3, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(3, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 20, MUX_MODE_4),
TNETV107X_MUX_CFG(3, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(3, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(3, 25, MUX_MODE_4),
TNETV107X_MUX_CFG(4, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(4, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(4, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(4, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 20, MUX_MODE_3),
TNETV107X_MUX_CFG(4, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(4, 25, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 10, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 20, MUX_MODE_4),
TNETV107X_MUX_CFG(5, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(5, 25, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 10, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 20, MUX_MODE_4),
TNETV107X_MUX_CFG(6, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(6, 25, MUX_MODE_4),
TNETV107X_MUX_CFG(7, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(7, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(7, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 10, MUX_MODE_4),
TNETV107X_MUX_CFG(7, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(7, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(7, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(7, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(8, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(8, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(8, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(8, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(8, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(8, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(8, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(9, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 0, MUX_MODE_4),
TNETV107X_MUX_CFG(9, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(9, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 5, MUX_MODE_4),
TNETV107X_MUX_CFG(9, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(9, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 10, MUX_MODE_4),
TNETV107X_MUX_CFG(9, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(9, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(9, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(9, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(9, 20, MUX_MODE_4),
TNETV107X_MUX_CFG(10, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(10, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(10, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(10, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(10, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(10, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(10, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(11, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(11, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(12, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(13, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(13, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(13, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(13, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(14, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(15, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(15, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(15, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(16, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(16, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(16, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(16, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(16, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(16, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(16, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(17, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(17, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(17, 0, MUX_MODE_3),
TNETV107X_MUX_CFG(17, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(17, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(17, 5, MUX_MODE_3),
TNETV107X_MUX_CFG(17, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(17, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(17, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(17, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(17, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(17, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(18, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(18, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(18, 0, MUX_MODE_3),
TNETV107X_MUX_CFG(18, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(18, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(18, 5, MUX_MODE_3),
TNETV107X_MUX_CFG(18, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(18, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(18, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(18, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(18, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(18, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(19, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(19, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(19, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(19, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(19, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(19, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(20, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(20, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(21, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 5, MUX_MODE_3),
TNETV107X_MUX_CFG(22, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(22, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(22, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(22, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 20, MUX_MODE_3),
TNETV107X_MUX_CFG(22, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(22, 25, MUX_MODE_3),
TNETV107X_MUX_CFG(23, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(23, 0, MUX_MODE_3),
TNETV107X_MUX_CFG(23, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(23, 5, MUX_MODE_3),
TNETV107X_MUX_CFG(23, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(23, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(24, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(24, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(24, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(24, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(24, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(24, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(24, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(24, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(24, 25, MUX_MODE_2),
TNETV107X_MUX_CFG(25, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(25, 0, MUX_MODE_2),
TNETV107X_MUX_CFG(25, 0, MUX_MODE_3),
TNETV107X_MUX_CFG(25, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(25, 5, MUX_MODE_2),
TNETV107X_MUX_CFG(25, 5, MUX_MODE_3),
TNETV107X_MUX_CFG(25, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(25, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(25, 10, MUX_MODE_3),
TNETV107X_MUX_CFG(25, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(25, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(25, 15, MUX_MODE_3),
TNETV107X_MUX_CFG(25, 15, MUX_MODE_4),
TNETV107X_MUX_CFG(26, 0, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 5, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 10, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 10, MUX_MODE_2),
TNETV107X_MUX_CFG(26, 15, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 15, MUX_MODE_2),
TNETV107X_MUX_CFG(26, 20, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 20, MUX_MODE_2),
TNETV107X_MUX_CFG(26, 25, MUX_MODE_1),
TNETV107X_MUX_CFG(26, 25, MUX_MODE_2),
};
const int pin_table_size = sizeof(pin_table) / sizeof(pin_table[0]);
int mux_select_pin(short index)
{
const struct pin_config *cfg;
unsigned long mask, mode, reg;
if (index >= pin_table_size)
return 0;
cfg = &pin_table[index];
mask = 0x1f << cfg->mask_offset;
mode = cfg->mode << cfg->mask_offset;
reg = __raw_readl(TNETV107X_PINMUX(cfg->reg_index));
reg = (reg & ~mask) | mode;
__raw_writel(reg, TNETV107X_PINMUX(cfg->reg_index));
return 1;
}
int mux_select_pins(const short *pins)
{
int i, ret = 1;
for (i = 0; pins[i] >= 0; i++)
ret &= mux_select_pin(pins[i]);
return ret;
}