35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2015 Atmel Corporation
|
||
|
|
* Wenyou Yang <wenyou.yang@atmel.com>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <common.h>
|
||
|
|
#include <asm/hardware.h>
|
||
|
|
#include <asm/io.h>
|
||
|
|
#include <asm/arch/sama5_matrix.h>
|
||
|
|
|
||
|
|
void matrix_init(void)
|
||
|
|
{
|
||
|
|
struct atmel_matrix *h64mx = (struct atmel_matrix *)ATMEL_BASE_MATRIX0;
|
||
|
|
struct atmel_matrix *h32mx = (struct atmel_matrix *)ATMEL_BASE_MATRIX1;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
/* DDR port 1 ~ port 7 */
|
||
|
|
for (i = H64MX_SLAVE_DDRC_PORT1; i <= H64MX_SLAVE_DDRC_PORT7; i++) {
|
||
|
|
writel(0x000f0f0f, &h64mx->ssr[i]);
|
||
|
|
writel(0x0000ffff, &h64mx->sassr[i]);
|
||
|
|
writel(0x0000000f, &h64mx->srtsr[i]);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* EBI CS3 (NANDFlash 128M) and NFC Command Registers(128M) */
|
||
|
|
writel(0x00c0c0c0, &h32mx->ssr[H32MX_SLAVE_EBI]);
|
||
|
|
writel(0xff000000, &h32mx->sassr[H32MX_SLAVE_EBI]);
|
||
|
|
writel(0xff000000, &h32mx->srtsr[H32MX_SLAVE_EBI]);
|
||
|
|
|
||
|
|
/* NFC SRAM */
|
||
|
|
writel(0x00010101, &h32mx->ssr[H32MX_SLAVE_NFC_SRAM]);
|
||
|
|
writel(0x00000001, &h32mx->sassr[H32MX_SLAVE_NFC_SRAM]);
|
||
|
|
writel(0x00000001, &h32mx->srtsr[H32MX_SLAVE_NFC_SRAM]);
|
||
|
|
}
|