xref: /openbmc/u-boot/arch/arm/mach-at91/matrix.c (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1*83d290c5STom Rini // SPDX-License-Identifier: GPL-2.0+
25cb9dfa0SWenyou Yang /*
35cb9dfa0SWenyou Yang  * Copyright (C) 2015 Atmel Corporation
45cb9dfa0SWenyou Yang  *		      Wenyou Yang <wenyou.yang@atmel.com>
55cb9dfa0SWenyou Yang  */
65cb9dfa0SWenyou Yang 
75cb9dfa0SWenyou Yang #include <common.h>
8e61ed48fSWenyou Yang #include <asm/hardware.h>
95cb9dfa0SWenyou Yang #include <asm/io.h>
105cb9dfa0SWenyou Yang #include <asm/arch/sama5_matrix.h>
115cb9dfa0SWenyou Yang 
matrix_init(void)125cb9dfa0SWenyou Yang void matrix_init(void)
135cb9dfa0SWenyou Yang {
145cb9dfa0SWenyou Yang 	struct atmel_matrix *h64mx = (struct atmel_matrix *)ATMEL_BASE_MATRIX0;
155cb9dfa0SWenyou Yang 	struct atmel_matrix *h32mx = (struct atmel_matrix *)ATMEL_BASE_MATRIX1;
165cb9dfa0SWenyou Yang 	int i;
175cb9dfa0SWenyou Yang 
18b5665bf2SWenyou Yang 	/* DDR port 1 ~ port 7 */
19b5665bf2SWenyou Yang 	for (i = H64MX_SLAVE_DDRC_PORT1; i <= H64MX_SLAVE_DDRC_PORT7; i++) {
205cb9dfa0SWenyou Yang 		writel(0x000f0f0f, &h64mx->ssr[i]);
215cb9dfa0SWenyou Yang 		writel(0x0000ffff, &h64mx->sassr[i]);
225cb9dfa0SWenyou Yang 		writel(0x0000000f, &h64mx->srtsr[i]);
235cb9dfa0SWenyou Yang 	}
245cb9dfa0SWenyou Yang 
25b5665bf2SWenyou Yang 	/* EBI CS3 (NANDFlash 128M) and NFC Command Registers(128M) */
26b5665bf2SWenyou Yang 	writel(0x00c0c0c0, &h32mx->ssr[H32MX_SLAVE_EBI]);
27b5665bf2SWenyou Yang 	writel(0xff000000, &h32mx->sassr[H32MX_SLAVE_EBI]);
28b5665bf2SWenyou Yang 	writel(0xff000000, &h32mx->srtsr[H32MX_SLAVE_EBI]);
295cb9dfa0SWenyou Yang 
305cb9dfa0SWenyou Yang 	/* NFC SRAM */
31b5665bf2SWenyou Yang 	writel(0x00010101, &h32mx->ssr[H32MX_SLAVE_NFC_SRAM]);
32b5665bf2SWenyou Yang 	writel(0x00000001, &h32mx->sassr[H32MX_SLAVE_NFC_SRAM]);
33b5665bf2SWenyou Yang 	writel(0x00000001, &h32mx->srtsr[H32MX_SLAVE_NFC_SRAM]);
345cb9dfa0SWenyou Yang }
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