ARMV7: Add support for Samsung SMDKV310 Board

SMDKV310 board is based on Samsung S5PV310 SOC. This SOC is very much
similar to S5PC210.

Signed-off-by: Chander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

1 files changed, 365 insertions, 0 deletions

diff --git a/board/samsung/smdkv310/mem_setup.S b/board/samsung/smdkv310/mem_setup.S
new file mode 100644
index 0000000000..d8c3ed4b38
--- /dev/null
+++ b/board/samsung/smdkv310/mem_setup.S
@@ -0,0 +1,365 @@
+/*
+ * Memory setup for SMDKV310 board based on S5PC210
+ *
+ * Copyright (C) 2011 Samsung Electronics
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+
+#define SET_MIU
+
+#define MEM_DLL
+
+#ifdef CONFIG_CLK_800_330_165
+#define DRAM_CLK_330
+#endif
+#ifdef CONFIG_CLK_1000_200_200
+#define DRAM_CLK_200
+#endif
+#ifdef CONFIG_CLK_1000_330_165
+#define DRAM_CLK_330
+#endif
+#ifdef CONFIG_CLK_1000_400_200
+#define DRAM_CLK_400
+#endif
+
+	.globl mem_ctrl_asm_init
+mem_ctrl_asm_init:
+
+	/*
+	* Async bridge configuration at CPU_core:
+	* 1: half_sync
+	* 0: full_sync
+	*/
+	ldr r0, =0x10010350
+	mov r1, #1
+	str r1, [r0]
+
+#ifdef SET_MIU
+	ldr	r0, =S5PC210_MIU_BASE	@0x10600000
+#ifdef CONFIG_MIU_1BIT_INTERLEAVED
+	ldr	r1, =0x0000000c
+	str	r1, [r0, #0x400]	@MIU_INTLV_CONFIG
+	ldr	r1, =0x40000000
+	str	r1, [r0, #0x808]	@MIU_INTLV_START_ADDR
+	ldr	r1, =0xbfffffff
+	str	r1, [r0, #0x810]	@MIU_INTLV_END_ADDR
+	ldr	r1, =0x00000001
+	str	r1, [r0, #0x800]	@MIU_MAPPING_UPDATE
+#endif
+#ifdef CONFIG_MIU_2BIT_INTERLEAVED
+	ldr	r1, =0x2000150c
+	str	r1, [r0, #0x400]	@MIU_INTLV_CONFIG
+	ldr	r1, =0x40000000
+	str	r1, [r0, #0x808]	@MIU_INTLV_START_ADDR
+	ldr	r1, =0xbfffffff
+	str	r1, [r0, #0x810]	@MIU_INTLV_END_ADDR
+	ldr	r1, =0x00000001
+	str	r1, [r0, #0x800]	@MIU_MAPPING_UPDATE
+#endif
+#ifdef CONFIG_MIU_LINEAR
+	ldr	r1, =0x40000000
+	str	r1, [r0, #0x818]	@MIU_SINGLE_MAPPING0_START_ADDR
+	ldr	r1, =0x7fffffff
+	str	r1, [r0, #0x820]	@MIU_SINGLE_MAPPING0_END_ADDR
+	ldr	r1, =0x80000000
+	str	r1, [r0, #0x828]	@MIU_SINGLE_MAPPING1_START_ADDR
+	ldr	r1, =0xbfffffff
+	str	r1, [r0, #0x830]	@MIU_SINGLE_MAPPING1_END_ADDR]
+	ldr	r1, =0x00000006
+	str	r1, [r0, #0x800]	@MIU_MAPPING_UPDATE
+#endif
+#endif
+	/* DREX0 */
+	ldr	r0, =S5PC210_DMC0_BASE	@0x10400000
+
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	ldr	r1, =0xE3855703
+	str	r1, [r0, #0x44]		@DMC_PHYZQCONTROL
+
+	mov	r2, #0x100000
+1:	subs	r2, r2, #1
+	bne	1b
+
+	ldr	r1, =0xe000008e
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	ldr	r1, =0x71101008
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+	ldr	r1, =0x7110100A
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0x7110100B
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+
+	ldr	r1, =0x00000000
+	str	r1, [r0, #0x20]		@DMC_PHYCONTROL2
+
+	ldr	r1, =0x0FFF301a
+	str	r1, [r0, #0x00]		@DMC_CONCONTROL
+	ldr	r1, =0x00312640
+	str	r1, [r0, #0x04]		@DMC_MEMCONTROL]
+
+#ifdef MIU_LINEAR
+	ldr	r1, =0x40e01323
+	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
+	ldr	r1, =0x60e01323
+	str	r1, [r0, #0x0C]		@DMC_MEMCONFIG1
+#else	/* @MIU_1BIT_INTERLEAVED | MIU_2BIT_INTERLEAVED */
+	ldr	r1, =0x20e01323
+	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
+	ldr	r1, =0x40e01323
+	str	r1, [r0, #0x0C]		@DMC_MEMCONFIG1
+#endif
+
+	ldr	r1, =0xff000000
+	str	r1, [r0, #0x14]		@DMC_PRECHCONFIG
+
+	ldr	r1, =0x000000BC
+	str	r1, [r0, #0x30]		@DMC_TIMINGAREF
+
+#ifdef DRAM_CLK_330
+	ldr	r1, =0x3545548d
+	str	r1, [r0, #0x34]		@DMC_TIMINGROW
+	ldr	r1, =0x45430506
+	str	r1, [r0, #0x38]		@DMC_TIMINGDATA
+	ldr	r1, =0x4439033c
+	str	r1, [r0, #0x3C]		@DMC_TIMINGPOWER
+#endif
+#ifdef DRAM_CLK_400
+	ldr	r1, =0x4046654f
+	str	r1, [r0, #0x34]		@DMC_TIMINGROW
+	ldr	r1, =0x56500506
+	str	r1, [r0, #0x38]		@DMC_TIMINGDATA
+	ldr	r1, =0x5444033d
+	str	r1, [r0, #0x3C]		@DMC_TIMINGPOWER
+#endif
+	ldr	r1, =0x07000000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+2:	subs	r2, r2, #1
+	bne	2b
+
+	ldr	r1, =0x00020000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00030000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00010002
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00000328
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+3:	subs	r2, r2, #1
+	bne	3b
+
+	ldr	r1, =0x0a000000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+4:	subs	r2, r2, #1
+	bne	4b
+
+	ldr	r1, =0x07100000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+5:	subs	r2, r2, #1
+	bne	5b
+
+	ldr	r1, =0x00120000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00130000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00110002
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00100328
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+6:	subs	r2, r2, #1
+	bne	6b
+
+	ldr	r1, =0x0a100000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+7:	subs	r2, r2, #1
+	bne	7b
+
+	ldr	r1, =0xe000008e
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	mov	r2, #0x100000
+8:	subs	r2, r2, #1
+	bne	8b
+
+	/* DREX1 */
+	ldr	r0, =S5PC210_DMC1_BASE	@0x10410000
+
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	ldr	r1, =0xE3855703
+	str	r1, [r0, #0x44]		@DMC_PHYZQCONTROL
+
+	mov	r2, #0x100000
+1:	subs	r2, r2, #1
+	bne	1b
+
+	ldr	r1, =0xe000008e
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	ldr	r1, =0x71101008
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+	ldr	r1, =0x7110100A
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0x7110100B
+	str	r1, [r0, #0x18]		@DMC_PHYCONTROL0
+
+	ldr	r1, =0x00000000
+	str	r1, [r0, #0x20]		@DMC_PHYCONTROL2
+
+	ldr	r1, =0x0FFF301a
+	str	r1, [r0, #0x00]		@DMC_CONCONTROL
+	ldr	r1, =0x00312640
+	str	r1, [r0, #0x04]		@DMC_MEMCONTROL]
+
+#ifdef MIU_LINEAR
+	ldr	r1, =0x40e01323
+	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
+	ldr	r1, =0x60e01323
+	str	r1, [r0, #0x0C]		@DMC_MEMCONFIG1
+#else	/* @MIU_1BIT_INTERLEAVED | MIU_2BIT_INTERLEAVED */
+	ldr	r1, =0x20e01323
+	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
+	ldr	r1, =0x40e01323
+	str	r1, [r0, #0x0C]		@DMC_MEMCONFIG1
+#endif
+
+	ldr	r1, =0xff000000
+	str	r1, [r0, #0x14]		@DMC_PRECHCONFIG
+
+	ldr	r1, =0x000000BC
+	str	r1, [r0, #0x30]		@DMC_TIMINGAREF
+
+#ifdef DRAM_CLK_330
+	ldr	r1, =0x3545548d
+	str	r1, [r0, #0x34]		@DMC_TIMINGROW
+	ldr	r1, =0x45430506
+	str	r1, [r0, #0x38]		@DMC_TIMINGDATA
+	ldr	r1, =0x4439033c
+	str	r1, [r0, #0x3C]		@DMC_TIMINGPOWER
+#endif
+#ifdef DRAM_CLK_400
+	ldr	r1, =0x4046654f
+	str	r1, [r0, #0x34]		@DMC_TIMINGROW
+	ldr	r1, =0x56500506
+	str	r1, [r0, #0x38]		@DMC_TIMINGDATA
+	ldr	r1, =0x5444033d
+	str	r1, [r0, #0x3C]		@DMC_TIMINGPOWER
+#endif
+
+	ldr	r1, =0x07000000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+2:	subs	r2, r2, #1
+	bne	2b
+
+	ldr	r1, =0x00020000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00030000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00010002
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00000328
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+3:	subs	r2, r2, #1
+	bne	3b
+
+	ldr	r1, =0x0a000000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+4:	subs	r2, r2, #1
+	bne	4b
+
+	ldr	r1, =0x07100000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+5:	subs	r2, r2, #1
+	bne	5b
+
+	ldr	r1, =0x00120000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00130000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00110002
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+	ldr	r1, =0x00100328
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+6:	subs	r2, r2, #1
+	bne	6b
+
+	ldr	r1, =0x0a100000
+	str	r1, [r0, #0x10]		@DMC_DIRECTCMD
+
+	mov	r2, #0x100000
+7:	subs	r2, r2, #1
+	bne	7b
+
+	ldr	r1, =0xe000008e
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+	ldr	r1, =0xe0000086
+	str	r1, [r0, #0x1C]		@DMC_PHYCONTROL1
+
+	mov	r2, #0x100000
+8:	subs	r2, r2, #1
+	bne	8b
+
+	/* turn on DREX0, DREX1 */
+	ldr	r0, =0x10400000		@APB_DMC_0_BASE
+	ldr	r1, =0x0FFF303a
+	str	r1, [r0, #0x00]		@DMC_CONCONTROL
+
+	ldr	r0, =0x10410000		@APB_DMC_1_BASE
+	ldr	r1, =0x0FFF303a
+	str	r1, [r0, #0x00]		@DMC_CONCONTROL
+
+	mov	pc, lr