[PATCH 1/2] Initial B&N Nook Color (Encore) support

[green@linuxhacker.ru]

From: Oleg Drokin <green@linuxhacker.ru>

Just bare-bones board file that has only serial console working.
---
 arch/arm/mach-omap2/Kconfig                    |    5 +
 arch/arm/mach-omap2/Makefile                   |    1 +
 arch/arm/mach-omap2/board-omap3encore.c        |  152 ++++++++++++++++++++++++
 arch/arm/plat-omap/include/plat/board-encore.h |   76 ++++++++++++
 arch/arm/plat-omap/include/plat/uncompress.h   |    1 +
 arch/arm/tools/mach-types                      |    2 +-
 6 files changed, 236 insertions(+), 1 deletions(-)
 create mode 100644 arch/arm/mach-omap2/board-omap3encore.c
 create mode 100644 arch/arm/plat-omap/include/plat/board-encore.h

diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index b997a35..5370561 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -173,6 +173,11 @@ config MACH_OMAP3_TORPEDO
 	 for full description please see the products webpage at
 	 http://www.logicpd.com/products/development-kits/zoom-omap35x-torpedo-development-kit
 
+config MACH_ENCORE
+        bool "Barnes & Noble Encore (Nook Color)"
+        depends on ARCH_OMAP3
+        select OMAP_PACKAGE_CBP
+
 config MACH_OVERO
 	bool "Gumstix Overo board"
 	depends on ARCH_OMAP3
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 512b152..207f372 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -189,6 +189,7 @@ obj-$(CONFIG_MACH_OMAP3530_LV_SOM)      += board-omap3logic.o \
 					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP3_TORPEDO)        += board-omap3logic.o \
 					   hsmmc.o
+obj-$(CONFIG_MACH_ENCORE)               += board-omap3encore.o
 obj-$(CONFIG_MACH_OVERO)		+= board-overo.o \
 					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP3EVM)		+= board-omap3evm.o \
diff --git a/arch/arm/mach-omap2/board-omap3encore.c b/arch/arm/mach-omap2/board-omap3encore.c
new file mode 100644
index 0000000..9a00d6b
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap3encore.c
@@ -0,0 +1,152 @@
+/*
+ *
+ * Copyright (C) 2008 Texas Instruments Inc.
+ * Vikram Pandita <vikram.pandita@ti.com>
+ *
+ * Modified from mach-omap2/board-ldp.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Apri 2011 Oleg Drokin <green@linuxhacker.ru> - Port to 2.6.39
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/workqueue.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+
+#include <linux/spi/spi.h>
+#include <linux/interrupt.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/dma-mapping.h>
+#include <plat/board-encore.h>
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <plat/mcspi.h>
+#include <mach/gpio.h>
+#include <plat/board.h>
+#include <plat/common.h>
+#include <plat/gpmc.h>
+#include <plat/usb.h>
+#include <plat/mux.h>
+
+#include <asm/system.h> // For system_serial_high & system_serial_low
+#include <asm/io.h>
+#include <asm/delay.h>
+#include <plat/sram.h>
+
+#include <plat/display.h>
+#include <plat/omap-serial.h>
+
+#include <plat/system.h>
+
+#include "mux.h"
+#include "prcm-common.h"
+
+#include "sdram-hynix-h8mbx00u0mer-0em.h"
+
+#include <media/v4l2-int-device.h>
+
+#ifdef CONFIG_ANDROID_RAM_CONSOLE
+#include <linux/bootmem.h>
+#endif
+
+/* Use address that is most likely unused and untouched by u-boot */
+#define ENCORE_RAM_CONSOLE_START 0x8e000000
+#define ENCORE_RAM_CONSOLE_SIZE (0x20000)
+
+static struct resource encore_ram_console_resource[] = { 
+    {
+        .start  = ENCORE_RAM_CONSOLE_START,
+        .end    = ENCORE_RAM_CONSOLE_START + ENCORE_RAM_CONSOLE_SIZE - 1,
+        .flags  = IORESOURCE_MEM,
+    }
+};
+
+static struct platform_device encore_ram_console_device = {
+    .name           = "ram_console",
+    .id             = 0,
+    .num_resources  = ARRAY_SIZE(encore_ram_console_resource),
+    .resource       = encore_ram_console_resource,
+};
+
+static struct platform_device *encore_devices[] __initdata = {
+	&encore_ram_console_device,
+};
+
+static void __init omap_encore_init_early(void)
+{
+printk("in early ini\n");
+	omap2_init_common_infrastructure();
+	omap2_init_common_devices(h8mbx00u0mer0em_sdrc_params,
+				  h8mbx00u0mer0em_sdrc_params);
+#ifdef CONFIG_ANDROID_RAM_CONSOLE
+	reserve_bootmem(ENCORE_RAM_CONSOLE_START, ENCORE_RAM_CONSOLE_SIZE, 0);
+#endif /* CONFIG_ANDROID_RAM_CONSOLE */
+printk("done early ini\n");
+}
+
+#if defined(CONFIG_USB_ANDROID) || defined(CONFIG_USB_ANDROID_MODULE)
+static struct usb_mass_storage_platform_data mass_storage_pdata = {
+	.vendor = "B&N     ",
+	.product = "Ebook Disk      ",
+	.release = 0x0100,
+};
+
+static struct platform_device usb_mass_storage_device = {
+	.name = "usb_mass_storage",
+	.id = -1,
+	.dev = {
+		.platform_data = &mass_storage_pdata,
+		},
+};
+#endif
+
+#ifdef CONFIG_OMAP_MUX
+static struct omap_board_mux board_mux[] __initdata = {
+        { .reg_offset = OMAP_MUX_TERMINATOR },
+};
+#else
+#define board_mux       NULL
+#endif
+
+static struct omap_board_config_kernel encore_config[] __initdata = {
+};
+
+static void __init omap_encore_init(void)
+{
+printk("in encore init\n");
+	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
+	omap_serial_init();
+
+	omap_board_config = encore_config;
+	omap_board_config_size = ARRAY_SIZE(encore_config);
+
+	platform_add_devices(encore_devices, ARRAY_SIZE(encore_devices));
+
+        BUG_ON(!cpu_is_omap3630());
+
+printk("done encore init\n");
+}
+
+MACHINE_START(ENCORE, "encore")
+	.boot_params	= 0x80000100,
+	.reserve	= omap_reserve,
+	.map_io		= omap3_map_io,
+	.init_early	= omap_encore_init_early,
+	.init_irq	= omap_init_irq,
+	.init_machine	= omap_encore_init,
+	.timer		= &omap_timer,
+MACHINE_END
diff --git a/arch/arm/plat-omap/include/plat/board-encore.h b/arch/arm/plat-omap/include/plat/board-encore.h
new file mode 100644
index 0000000..2dd33f6
--- /dev/null
+++ b/arch/arm/plat-omap/include/plat/board-encore.h
@@ -0,0 +1,76 @@
+/*
+ * arch/arm/plat-omap/include/mach/board-boxer.h
+ *
+ * Hardware definitions for TI OMAP3-based Encore (B&N Nook Color).
+ *
+ * Copyright (C) 2008 Texas Instruments Inc.
+ *
+ * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * 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.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __ASM_ARCH_OMAP_ENCORE_H
+#define __ASM_ARCH_OMAP_ENCORE_H
+
+#define MAX17042_I2C_SLAVE_ADDRESS		0x36
+#define MAX17042_GPIO_FOR_IRQ			100
+
+/*addition of MAXIM8903/TI GPIO mapping WRT schematics */
+#define MAX8903_UOK_GPIO_FOR_IRQ 115
+#define MAX8903_DOK_GPIO_FOR_IRQ 114      
+#define MAX8903_GPIO_CHG_EN      110
+#define MAX8903_GPIO_CHG_STATUS  111
+#define MAX8903_GPIO_CHG_FLT     101
+#define MAX8903_GPIO_CHG_IUSB    102
+#define MAX8903_GPIO_CHG_USUS    104
+#define MAX8903_GPIO_CHG_ILM     61
+
+#define BOXER_WIFI_PMENA_GPIO   22
+#define BOXER_WIFI_IRQ_GPIO     15
+#define BOXER_WIFI_EN_POW       16
+
+#define BOARD_ENCORE_REV_EVT1A      0x1
+#define BOARD_ENCORE_REV_EVT1B      0x2
+#define BOARD_ENCORE_REV_EVT2       0x3
+#define BOARD_ENCORE_REV_DVT        0x4
+#define BOARD_ENCORE_REV_PVT        0x5
+#define BOARD_ENCORE_REV_UNKNOWN    0x6
+
+static inline int is_encore_board_evt2(void)
+{
+    return (system_rev >= BOARD_ENCORE_REV_EVT2);
+}
+
+static inline int is_encore_board_evt1b(void)
+{
+    return (system_rev == BOARD_ENCORE_REV_EVT1B);
+}
+
+#define KXTF9_DEVICE_ID			"kxtf9"
+#define KXTF9_I2C_SLAVE_ADDRESS		0x0F
+#define KXTF9_GPIO_FOR_PWR		34
+#define KXTF9_GPIO_FOR_IRQ		113
+
+#define CYTTSP_I2C_SLAVEADDRESS 34
+#define ENCORE_CYTTSP_GPIO        99
+#define ENCORE_CYTTSP_RESET_GPIO 46
+
+
+#endif /* __ASM_ARCH_OMAP_ENCORE_H */
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 30b891c..c3c1a0d 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -169,6 +169,7 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
 		/* zoom2/3 external uart */
 		DEBUG_LL_ZOOM(omap_zoom2);
 		DEBUG_LL_ZOOM(omap_zoom3);
+		DEBUG_LL_OMAP3(3, encore);
 
 		/* TI8168 base boards using UART3 */
 		DEBUG_LL_TI816X(3, ti8168evm);
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 7ca41f0..2f0db3e 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -962,7 +962,7 @@ omapl138_case_a3	MACH_OMAPL138_CASE_A3	OMAPL138_CASE_A3	3280
 uemd			MACH_UEMD		UEMD			3281
 ccwmx51mut		MACH_CCWMX51MUT		CCWMX51MUT		3282
 rockhopper		MACH_ROCKHOPPER		ROCKHOPPER		3283
-nookcolor		MACH_NOOKCOLOR		NOOKCOLOR		3284
+encore			MACH_ENCORE		ENCORE			3284
 hkdkc100		MACH_HKDKC100		HKDKC100		3285
 ts42xx			MACH_TS42XX		TS42XX			3286
 aebl			MACH_AEBL		AEBL			3287
-- 
1.7.4.4