Revive OpenRD targets

Revert commit 7a2c1b13 which dropped OpenRD boards.
Assume maintainership of OpenRD.
Remove OpenRD from scrapyard.
Switch OpenRD to generic board.
Switch to Thumb build.

Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>

6 files changed, 380 insertions, 0 deletions

diff --git a/board/Marvell/openrd/Kconfig b/board/Marvell/openrd/Kconfig
new file mode 100644
index 0000000..124b66d
--- /dev/null
+++ b/board/Marvell/openrd/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_OPENRD
+
+config SYS_BOARD
+	default "openrd"
+
+config SYS_VENDOR
+	default "Marvell"
+
+config SYS_CONFIG_NAME
+	default "openrd"
+
+endif
diff --git a/board/Marvell/openrd/MAINTAINERS b/board/Marvell/openrd/MAINTAINERS
new file mode 100644
index 0000000..3789a04
--- /dev/null
+++ b/board/Marvell/openrd/MAINTAINERS
@@ -0,0 +1,12 @@
+OPENRD BOARD
+M:	Albert ARIBAUD <albert-u-boot@aribaud.net>
+S:	Maintained
+F:	board/Marvell/openrd/
+F:	include/configs/openrd.h
+F:	configs/openrd_base_defconfig
+
+OPENRD_CLIENT BOARD
+M:	Albert ARIBAUD <albert-u-boot@aribaud.net>
+S:	Maintained
+F:	configs/openrd_client_defconfig
+F:	configs/openrd_ultimate_defconfig
diff --git a/board/Marvell/openrd/Makefile b/board/Marvell/openrd/Makefile
new file mode 100644
index 0000000..8f95b79
--- /dev/null
+++ b/board/Marvell/openrd/Makefile
@@ -0,0 +1,14 @@
+#
+# (C) Copyright 2009
+# Net Insight <www.netinsight.net>
+# Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
+#
+# Based on sheevaplug:
+# (C) Copyright 2009
+# Marvell Semiconductor <www.marvell.com>
+# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	:= openrd.o
diff --git a/board/Marvell/openrd/kwbimage.cfg b/board/Marvell/openrd/kwbimage.cfg
new file mode 100644
index 0000000..8e59937
--- /dev/null
+++ b/board/Marvell/openrd/kwbimage.cfg
@@ -0,0 +1,152 @@
+#
+# (C) Copyright 2009
+# Marvell Semiconductor <www.marvell.com>
+# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+# Refer doc/README.kwbimage for more details about how-to configure
+# and create kirkwood boot image
+#
+
+# Boot Media configurations
+BOOT_FROM	nand
+NAND_ECC_MODE	default
+NAND_PAGE_SIZE	0x0800
+
+# SOC registers configuration using bootrom header extension
+# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
+
+# Configure RGMII-0 interface pad voltage to 1.8V
+DATA 0xFFD100e0 0x1b1b1b9b
+
+#Dram initalization for SINGLE x16 CL=5 @ 400MHz
+DATA 0xFFD01400 0x43000c30	# DDR Configuration register
+# bit13-0:  0xc30 (3120 DDR2 clks refresh rate)
+# bit23-14: zero
+# bit24: 1= enable exit self refresh mode on DDR access
+# bit25: 1 required
+# bit29-26: zero
+# bit31-30: 01
+
+DATA 0xFFD01404 0x37543000	# DDR Controller Control Low
+# bit 4:    0=addr/cmd in smame cycle
+# bit 5:    0=clk is driven during self refresh, we don't care for APX
+# bit 6:    0=use recommended falling edge of clk for addr/cmd
+# bit14:    0=input buffer always powered up
+# bit18:    1=cpu lock transaction enabled
+# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
+# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
+# bit30-28: 3 required
+# bit31:    0=no additional STARTBURST delay
+
+DATA 0xFFD01408 0x22125451	# DDR Timing (Low) (active cycles value +1)
+# bit3-0:   TRAS lsbs
+# bit7-4:   TRCD
+# bit11- 8: TRP
+# bit15-12: TWR
+# bit19-16: TWTR
+# bit20:    TRAS msb
+# bit23-21: 0x0
+# bit27-24: TRRD
+# bit31-28: TRTP
+
+DATA 0xFFD0140C 0x00000a33	#  DDR Timing (High)
+# bit6-0:   TRFC
+# bit8-7:   TR2R
+# bit10-9:  TR2W
+# bit12-11: TW2W
+# bit31-13: zero required
+
+DATA 0xFFD01410 0x000000cc	#  DDR Address Control
+# bit1-0:   00, Cs0width=x8
+# bit3-2:   11, Cs0size=1Gb
+# bit5-4:   00, Cs1width=x8
+# bit7-6:   11, Cs1size=1Gb
+# bit9-8:   00, Cs2width=nonexistent
+# bit11-10: 00, Cs2size =nonexistent
+# bit13-12: 00, Cs3width=nonexistent
+# bit15-14: 00, Cs3size =nonexistent
+# bit16:    0,  Cs0AddrSel
+# bit17:    0,  Cs1AddrSel
+# bit18:    0,  Cs2AddrSel
+# bit19:    0,  Cs3AddrSel
+# bit31-20: 0 required
+
+DATA 0xFFD01414 0x00000000	#  DDR Open Pages Control
+# bit0:    0,  OpenPage enabled
+# bit31-1: 0 required
+
+DATA 0xFFD01418 0x00000000	#  DDR Operation
+# bit3-0:   0x0, DDR cmd
+# bit31-4:  0 required
+
+DATA 0xFFD0141C 0x00000C52	#  DDR Mode
+# bit2-0:   2, BurstLen=2 required
+# bit3:     0, BurstType=0 required
+# bit6-4:   4, CL=5
+# bit7:     0, TestMode=0 normal
+# bit8:     0, DLL reset=0 normal
+# bit11-9:  6, auto-precharge write recovery ????????????
+# bit12:    0, PD must be zero
+# bit31-13: 0 required
+
+DATA 0xFFD01420 0x00000042	#  DDR Extended Mode
+# bit0:    0,  DDR DLL enabled
+# bit1:    1,  DDR drive strength reduced
+# bit2:    0,  DDR ODT control lsd (disabled)
+# bit5-3:  000, required
+# bit6:    1,  DDR ODT control msb, (disabled)
+# bit9-7:  000, required
+# bit10:   0,  differential DQS enabled
+# bit11:   0, required
+# bit12:   0, DDR output buffer enabled
+# bit31-13: 0 required
+
+DATA 0xFFD01424 0x0000F17F	#  DDR Controller Control High
+# bit2-0:  111, required
+# bit3  :  1  , MBUS Burst Chop disabled
+# bit6-4:  111, required
+# bit7  :  0
+# bit8  :  1  , add writepath sample stage, must be 1 for DDR freq >= 300MHz
+# bit9  :  0  , no half clock cycle addition to dataout
+# bit10 :  0  , 1/4 clock cycle skew enabled for addr/ctl signals
+# bit11 :  0  , 1/4 clock cycle skew disabled for write mesh
+# bit15-12: 1111 required
+# bit31-16: 0    required
+
+DATA 0xFFD01428 0x00085520	# DDR2 ODT Read Timing (default values)
+DATA 0xFFD0147C 0x00008552	# DDR2 ODT Write Timing (default values)
+
+DATA 0xFFD01500 0x00000000	# CS[0]n Base address to 0x0
+DATA 0xFFD01504 0x0FFFFFF1	# CS[0]n Size
+# bit0:    1,  Window enabled
+# bit1:    0,  Write Protect disabled
+# bit3-2:  00, CS0 hit selected
+# bit23-4: ones, required
+# bit31-24: 0x0F, Size (i.e. 256MB)
+
+DATA 0xFFD01508 0x10000000	# CS[1]n Base address to 256Mb
+DATA 0xFFD0150C 0x0FFFFFF5	# CS[1]n Size 256Mb Window enabled for CS1
+
+DATA 0xFFD01514 0x00000000	# CS[2]n Size, window disabled
+DATA 0xFFD0151C 0x00000000	# CS[3]n Size, window disabled
+
+DATA 0xFFD01494 0x00120012	#  DDR ODT Control (Low)
+# bit3-0:   0010, (read) M_ODT[0] is asserted during read from DRAM CS1
+# bit7-4:   0001, (read) M_ODT[1] is asserted during read from DRAM CS0
+# bit19-16: 0010, (write) M_ODT[0] is asserted during write to DRAM CS1.
+# bit23-20: 0001, (write) M_ODT[1] is asserted during write to DRAM CS0.
+DATA 0xFFD01498 0x00000000	#  DDR ODT Control (High)
+
+DATA 0xFFD0149C 0x0000E40f	# CPU ODT Control
+# bit3-0:    1111, internal ODT is asserted during read from DRAM bank 0-3
+# bit11-10:    01, M_DQ, M_DM, and M_DQS I/O buffer ODT Select: 150 ohm
+# bit13-12:    10, M_STARTBURST_IN I/O buffer ODT Select: 75 ohm
+# bit14:        1, M_STARTBURST_IN ODT: Enabled
+# bit15:        1, DDR IO ODT Unit: Use ODT block
+DATA 0xFFD01480 0x00000001	# DDR Initialization Control
+#bit0=1, enable DDR init upon this register write
+
+# End of Header extension
+DATA 0x0 0x0
diff --git a/board/Marvell/openrd/openrd.c b/board/Marvell/openrd/openrd.c
new file mode 100644
index 0000000..17a6560
--- /dev/null
+++ b/board/Marvell/openrd/openrd.c
@@ -0,0 +1,160 @@
+/*
+ * (C) Copyright 2009
+ * Net Insight <www.netinsight.net>
+ * Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
+ *
+ * Based on sheevaplug.c:
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <miiphy.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+#include <asm/arch/mpp.h>
+#include "openrd.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+	/*
+	 * default gpio configuration
+	 * There are maximum 64 gpios controlled through 2 sets of registers
+	 * the  below configuration configures mainly initial LED status
+	 */
+	mvebu_config_gpio(OPENRD_OE_VAL_LOW,
+			  OPENRD_OE_VAL_HIGH,
+			  OPENRD_OE_LOW, OPENRD_OE_HIGH);
+
+	/* Multi-Purpose Pins Functionality configuration */
+	static const u32 kwmpp_config[] = {
+		MPP0_NF_IO2,
+		MPP1_NF_IO3,
+		MPP2_NF_IO4,
+		MPP3_NF_IO5,
+		MPP4_NF_IO6,
+		MPP5_NF_IO7,
+		MPP6_SYSRST_OUTn,
+		MPP7_GPO,
+		MPP8_TW_SDA,
+		MPP9_TW_SCK,
+		MPP10_UART0_TXD,
+		MPP11_UART0_RXD,
+		MPP12_SD_CLK,
+		MPP13_SD_CMD, /* Alt UART1_TXD */
+		MPP14_SD_D0,  /* Alt UART1_RXD */
+		MPP15_SD_D1,
+		MPP16_SD_D2,
+		MPP17_SD_D3,
+		MPP18_NF_IO0,
+		MPP19_NF_IO1,
+		MPP20_GE1_0,
+		MPP21_GE1_1,
+		MPP22_GE1_2,
+		MPP23_GE1_3,
+		MPP24_GE1_4,
+		MPP25_GE1_5,
+		MPP26_GE1_6,
+		MPP27_GE1_7,
+		MPP28_GPIO,
+		MPP29_TSMP9,
+		MPP30_GE1_10,
+		MPP31_GE1_11,
+		MPP32_GE1_12,
+		MPP33_GE1_13,
+		MPP34_GPIO,   /* UART1 / SD sel */
+		MPP35_TDM_CH0_TX_QL,
+		MPP36_TDM_SPI_CS1,
+		MPP37_TDM_CH2_TX_QL,
+		MPP38_TDM_CH2_RX_QL,
+		MPP39_AUDIO_I2SBCLK,
+		MPP40_AUDIO_I2SDO,
+		MPP41_AUDIO_I2SLRC,
+		MPP42_AUDIO_I2SMCLK,
+		MPP43_AUDIO_I2SDI,
+		MPP44_AUDIO_EXTCLK,
+		MPP45_TDM_PCLK,
+		MPP46_TDM_FS,
+		MPP47_TDM_DRX,
+		MPP48_TDM_DTX,
+		MPP49_TDM_CH0_RX_QL,
+		0
+	};
+
+	kirkwood_mpp_conf(kwmpp_config, NULL);
+	return 0;
+}
+
+int board_init(void)
+{
+	/*
+	 * arch number of board
+	 */
+#if defined(CONFIG_BOARD_IS_OPENRD_BASE)
+	gd->bd->bi_arch_number = MACH_TYPE_OPENRD_BASE;
+#elif defined(CONFIG_BOARD_IS_OPENRD_CLIENT)
+	gd->bd->bi_arch_number = MACH_TYPE_OPENRD_CLIENT;
+#elif defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
+	gd->bd->bi_arch_number = MACH_TYPE_OPENRD_ULTIMATE;
+#endif
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+	return 0;
+}
+
+#ifdef CONFIG_RESET_PHY_R
+/* Configure and enable MV88E1116/88E1121 PHY */
+void mv_phy_init(char *name)
+{
+	u16 reg;
+	u16 devadr;
+
+	if (miiphy_set_current_dev(name))
+		return;
+
+	/* command to read PHY dev address */
+	if (miiphy_read(name, 0xEE, 0xEE, (u16 *)&devadr)) {
+		printf("Err..%s could not read PHY dev address\n", __func__);
+		return;
+	}
+
+	/*
+	 * Enable RGMII delay on Tx and Rx for CPU port
+	 * Ref: sec 4.7.2 of chip datasheet
+	 */
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
+	miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
+	reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
+	miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
+
+	/* reset the phy */
+	miiphy_reset(name, devadr);
+
+	printf(PHY_NO" Initialized on %s\n", name);
+}
+
+void reset_phy(void)
+{
+	mv_phy_init("egiga0");
+
+#ifdef CONFIG_BOARD_IS_OPENRD_CLIENT
+	/* Kirkwood ethernet driver is written with the assumption that in case
+	 * of multiple PHYs, their addresses are consecutive. But unfortunately
+	 * in case of OpenRD-Client, PHY addresses are not consecutive.*/
+	miiphy_write("egiga1", 0xEE, 0xEE, 24);
+#endif
+
+#if defined(CONFIG_BOARD_IS_OPENRD_CLIENT) || \
+	defined(CONFIG_BOARD_IS_OPENRD_ULTIMATE)
+	/* configure and initialize both PHY's */
+	mv_phy_init("egiga1");
+#endif
+}
+#endif /* CONFIG_RESET_PHY_R */
diff --git a/board/Marvell/openrd/openrd.h b/board/Marvell/openrd/openrd.h
new file mode 100644
index 0000000..56dfeea
--- /dev/null
+++ b/board/Marvell/openrd/openrd.h
@@ -0,0 +1,30 @@
+/*
+ * (C) Copyright 2009
+ * Net Insight <www.netinsight.net>
+ * Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
+ *
+ * Based on sheevaplug.h:
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __OPENRD_BASE_H
+#define __OPENRD_BASE_H
+
+#define OPENRD_OE_LOW		(~(1<<28))        /* RS232 / RS485 */
+#define OPENRD_OE_HIGH		(~(1<<2))         /* SD / UART1 */
+#define OPENRD_OE_VAL_LOW		(0)       /* Sel RS232 */
+#define OPENRD_OE_VAL_HIGH		(1 << 2)  /* Sel SD */
+
+/* PHY related */
+#define MV88E1116_LED_FCTRL_REG		10
+#define MV88E1116_CPRSP_CR3_REG		21
+#define MV88E1116_MAC_CTRL_REG		21
+#define MV88E1116_PGADR_REG		22
+#define MV88E1116_RGMII_TXTM_CTRL	(1 << 4)
+#define MV88E1116_RGMII_RXTM_CTRL	(1 << 5)
+
+#endif /* __OPENRD_BASE_H */