diff mbox

[U-Boot,6/6] warp: Add initial WaRP Board support

Message ID 1402879613-21362-6-git-send-email-otavio@ossystems.com.br
State Changes Requested
Delegated to: Stefano Babic
Headers show

Commit Message

Otavio Salvador June 16, 2014, 12:46 a.m. UTC 
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
---

 board/warp/Makefile    |   8 ++
 board/warp/warp.c      | 111 +++++++++++++++++++++++++++
 boards.cfg             |   1 +
 include/configs/warp.h | 198 +++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 318 insertions(+)
 create mode 100644 board/warp/Makefile
 create mode 100644 board/warp/warp.c
 create mode 100644 include/configs/warp.h

Comments

Marek Vasut June 16, 2014, 12:54 a.m. UTC | #1 
On Monday, June 16, 2014 at 02:46:53 AM, Otavio Salvador wrote:

Such commit message, I can't stop reading ...

> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
> ---
> 
>  board/warp/Makefile    |   8 ++
>  board/warp/warp.c      | 111 +++++++++++++++++++++++++++
>  boards.cfg             |   1 +
>  include/configs/warp.h | 198

[...]

btw. this thing contains like gazilion-th copy of the same env ... that's 
starting to annoy me.

Best regards,
Marek Vasut
Fabio Estevam Aug. 18, 2014, 5:56 p.m. UTC | #2 
Hi Otavio,

On Sun, Jun 15, 2014 at 9:46 PM, Otavio Salvador
<otavio@ossystems.com.br> wrote:
> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
> ---
>
>  board/warp/Makefile    |   8 ++
>  board/warp/warp.c      | 111 +++++++++++++++++++++++++++
>  boards.cfg             |   1 +
>  include/configs/warp.h | 198 +++++++++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 318 insertions(+)
>  create mode 100644 board/warp/Makefile
>  create mode 100644 board/warp/warp.c
>  create mode 100644 include/configs/warp.h

Do you have to submit v2 of this series?
Fabio Estevam Aug. 18, 2014, 5:57 p.m. UTC | #3 
On Mon, Aug 18, 2014 at 2:56 PM, Fabio Estevam <festevam@gmail.com> wrote:
> Hi Otavio,
>
> On Sun, Jun 15, 2014 at 9:46 PM, Otavio Salvador
> <otavio@ossystems.com.br> wrote:
>> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
>> ---
>>
>>  board/warp/Makefile    |   8 ++
>>  board/warp/warp.c      | 111 +++++++++++++++++++++++++++
>>  boards.cfg             |   1 +
>>  include/configs/warp.h | 198 +++++++++++++++++++++++++++++++++++++++++++++++++
>>  4 files changed, 318 insertions(+)
>>  create mode 100644 board/warp/Makefile
>>  create mode 100644 board/warp/warp.c
>>  create mode 100644 include/configs/warp.h
>
> Do you have to submit v2 of this series?

I meant "Do you have plans to submit v2 of this series?"
Otavio Salvador Aug. 18, 2014, 6:08 p.m. UTC | #4 
On Mon, Aug 18, 2014 at 2:57 PM, Fabio Estevam <festevam@gmail.com> wrote:
> On Mon, Aug 18, 2014 at 2:56 PM, Fabio Estevam <festevam@gmail.com> wrote:
>> Hi Otavio,
>>
>> On Sun, Jun 15, 2014 at 9:46 PM, Otavio Salvador
>> <otavio@ossystems.com.br> wrote:
>>> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
>>> ---
>>>
>>>  board/warp/Makefile    |   8 ++
>>>  board/warp/warp.c      | 111 +++++++++++++++++++++++++++
>>>  boards.cfg             |   1 +
>>>  include/configs/warp.h | 198 +++++++++++++++++++++++++++++++++++++++++++++++++
>>>  4 files changed, 318 insertions(+)
>>>  create mode 100644 board/warp/Makefile
>>>  create mode 100644 board/warp/warp.c
>>>  create mode 100644 include/configs/warp.h
>>
>> Do you have to submit v2 of this series?
>
> I meant "Do you have plans to submit v2 of this series?"

Yes; working on it.
diff mbox

Patch

diff --git a/board/warp/Makefile b/board/warp/Makefile
new file mode 100644
index 0000000..c555f87
--- /dev/null
+++ b/board/warp/Makefile
@@ -0,0 +1,8 @@ 
+# Copyright (C) 2014 O.S. Systems Software LTDA.
+# Copyright (C) 2014 Kynetics LLC.
+# Copyright (C) 2014 Revolution Robotics, Inc.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y  := warp.o
diff --git a/board/warp/warp.c b/board/warp/warp.c
new file mode 100644
index 0000000..f08707c
--- /dev/null
+++ b/board/warp/warp.c
@@ -0,0 +1,111 @@ 
+/*
+ * Copyright (C) 2014 O.S. Systems Software LTDA.
+ * Copyright (C) 2014 Kynetics LLC.
+ * Copyright (C) 2014 Revolution Robotics, Inc.
+ *
+ * Author: Otavio Salvador <otavio@ossystems.com.br>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx6-pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/gpio.h>
+#include <asm/imx-common/iomux-v3.h>
+#include <asm/io.h>
+#include <linux/sizes.h>
+#include <common.h>
+#include <fsl_esdhc.h>
+#include <mmc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL  (PAD_CTL_PUS_100K_UP |			\
+	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm |			\
+	PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
+
+#define USDHC_PAD_CTRL (PAD_CTL_PUS_22K_UP |			\
+	PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm |			\
+	PAD_CTL_SRE_FAST  | PAD_CTL_HYS |			\
+	PAD_CTL_LVE)
+
+int dram_init(void)
+{
+	gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+
+	return 0;
+}
+
+static void setup_iomux_uart(void)
+{
+	static iomux_v3_cfg_t const uart1_pads[] = {
+		MX6_PAD_UART1_TXD__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+		MX6_PAD_UART1_RXD__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+	};
+
+	imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
+}
+
+static struct fsl_esdhc_cfg usdhc_cfg[1] = {
+	{USDHC2_BASE_ADDR},
+};
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+	return 1;	/* Assume boot SD always present */
+}
+
+int board_mmc_init(bd_t *bis)
+{
+	static iomux_v3_cfg_t const usdhc2_pads[] = {
+		MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_RST__USDHC2_RST | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT4__USDHC2_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT5__USDHC2_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT6__USDHC2_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+		MX6_PAD_SD2_DAT7__USDHC2_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+	};
+
+	imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
+
+	usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+	return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
+}
+
+int board_early_init_f(void)
+{
+	setup_iomux_uart();
+	return 0;
+}
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+	return 0;
+}
+
+int board_late_init(void)
+{
+#ifdef CONFIG_HW_WATCHDOG
+	hw_watchdog_init();
+#endif
+
+	return 0;
+}
+
+int checkboard(void)
+{
+	puts("Board: WaRP Board\n");
+
+	return 0;
+}
diff --git a/boards.cfg b/boards.cfg
index fd4324d..435edf3 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -311,6 +311,7 @@  Active  arm         armv7          mx6         -               udoo
 Active  arm         armv7          mx6         -               wandboard           wandboard_dl                          wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024                                                  Fabio Estevam <fabio.estevam@freescale.com>
 Active  arm         armv7          mx6         -               wandboard           wandboard_quad                        wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q2g.cfg,MX6Q,DDR_MB=2048                                                  Fabio Estevam <fabio.estevam@freescale.com>
 Active  arm         armv7          mx6         -               wandboard           wandboard_solo                        wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s.cfg,MX6S,DDR_MB=512                                                     Fabio Estevam <fabio.estevam@freescale.com>
+Active  arm         armv7          mx6         -               warp                warp                                  warp:IMX_CONFIG=board/freescale/mx6slevk/imximage.cfg,MX6SL                                                                       Otavio Salvador <otavio@ossystems.com.br>
 Active  arm         armv7          mx6         barco           titanium            titanium                              titanium:IMX_CONFIG=board/barco/titanium/imximage.cfg                                                                             Stefan Roese <sr@denx.de>
 Active  arm         armv7          mx6         boundary        nitrogen6x          mx6qsabrelite                         nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q.cfg,MX6Q,DDR_MB=1024,SABRELITE                                         Eric Nelson <eric.nelson@boundarydevices.com>
 Active  arm         armv7          mx6         boundary        nitrogen6x          nitrogen6dl                           nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024                                                 Eric Nelson <eric.nelson@boundarydevices.com>
diff --git a/include/configs/warp.h b/include/configs/warp.h
new file mode 100644
index 0000000..82036e4
--- /dev/null
+++ b/include/configs/warp.h
@@ -0,0 +1,198 @@ 
+/*
+ * Copyright (C) 2014 O.S. Systems Software LTDA.
+ * Copyright (C) 2014 Kynetics LLC.
+ * Copyright (C) 2014 Revolution Robotics, Inc.
+ *
+ * Author: Otavio Salvador <otavio@ossystems.com.br>
+ *
+ * Configuration settings for the WaRP Board
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/arch/imx-regs.h>
+#include <linux/sizes.h>
+#include "mx6_common.h"
+
+#define CONFIG_MX6
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_SYS_GENERIC_BOARD
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN		(3 * SZ_1M)
+
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_BOARD_LATE_INIT
+#define CONFIG_MXC_GPIO
+
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE		UART1_IPS_BASE_ADDR
+
+/* MMC Configs */
+#define CONFIG_FSL_ESDHC
+#define CONFIG_FSL_USDHC
+#define CONFIG_SYS_FSL_ESDHC_ADDR	0
+#define CONFIG_SYS_FSL_ESDHC_FORCE_VSELECT
+
+#define CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+
+/* FLASH and environment organization */
+#define CONFIG_SYS_NO_FLASH
+
+/* Command definition */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
+
+#define CONFIG_BOOTDELAY		3
+
+#define CONFIG_LOADADDR			0x82000000
+#define CONFIG_SYS_TEXT_BASE		0x87800000
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_CBSIZE		256
+
+/* Watchdog */
+#define CONFIG_HW_WATCHDOG
+#define CONFIG_IMX_WATCHDOG
+#define CONFIG_WATCHDOG_TIMEOUT_MSECS 30000 /* 30s */
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS		16
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+
+#define CONFIG_SYS_MEMTEST_START	0x80000000
+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + SZ_256M)
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
+
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_STACKSIZE		SZ_128K
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS		1
+#define PHYS_SDRAM			MMDC0_ARB_BASE_ADDR
+#define PHYS_SDRAM_SIZE			SZ_512M
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM
+#define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
+#define CONFIG_SYS_INIT_RAM_SIZE	IRAM_SIZE
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+#define CONFIG_ENV_OFFSET		(6 * SZ_64K)
+#define CONFIG_ENV_SIZE			SZ_8K
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV		0
+
+/* VDD voltage 1.65 - 1.95 */
+#define CONFIG_SYS_SD_VOLTAGE		0x00000080
+
+#define CONFIG_OF_LIBFDT
+#define CONFIG_CMD_BOOTZ
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+#define CONFIG_CMD_CACHE
+#endif
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"script=boot.scr\0" \
+	"image=zImage\0" \
+	"console=ttymxc0\0" \
+	"fdt_high=0xffffffff\0" \
+	"initrd_high=0xffffffff\0" \
+	"fdt_file=imx6sl-warp.dtb\0" \
+	"fdt_addr=0x88000000\0" \
+	"initrd_addr=0x83800000\0" \
+	"boot_fdt=try\0" \
+	"ip_dyn=yes\0" \
+	"mmcdev=0\0" \
+	"mmcpart=1\0" \
+	"mmcroot=/dev/mmcblk0p2 rootwait rw\0" \
+	"mmcargs=setenv bootargs console=${console},${baudrate} " \
+		"root=${mmcroot}\0" \
+	"loadbootscript=" \
+		"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
+	"bootscript=echo Running bootscript from mmc ...; " \
+		"source\0" \
+	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
+	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+	"mmcboot=echo Booting from mmc ...; " \
+		"run mmcargs; " \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if run loadfdt; then " \
+				"bootz ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootz; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootz; " \
+		"fi;\0" \
+	"netargs=setenv bootargs console=${console},${baudrate} " \
+		"root=/dev/nfs " \
+	"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+		"netboot=echo Booting from net ...; " \
+		"run netargs; " \
+		"if test ${ip_dyn} = yes; then " \
+			"setenv get_cmd dhcp; " \
+		"else " \
+			"setenv get_cmd tftp; " \
+		"fi; " \
+		"${get_cmd} ${image}; " \
+		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+			"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+				"bootz ${loadaddr} - ${fdt_addr}; " \
+			"else " \
+				"if test ${boot_fdt} = try; then " \
+					"bootz; " \
+				"else " \
+					"echo WARN: Cannot load the DT; " \
+				"fi; " \
+			"fi; " \
+		"else " \
+			"bootz; " \
+		"fi;\0"
+
+#define CONFIG_BOOTCOMMAND \
+	   "mmc dev ${mmcdev};" \
+	   "mmc dev ${mmcdev}; if mmc rescan; then " \
+		   "if run loadbootscript; then " \
+			   "run bootscript; " \
+		   "else " \
+			   "if run loadimage; then " \
+				   "run mmcboot; " \
+			   "else run netboot; " \
+			   "fi; " \
+		   "fi; " \
+	   "else run netboot; fi"
+
+#endif				/* __CONFIG_H */