Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / arch / arm / mach-pxa / h5000.c
diff --git a/kernel/arch/arm/mach-pxa/h5000.c b/kernel/arch/arm/mach-pxa/h5000.c
new file mode 100644 (file)
index 0000000..875ec33
--- /dev/null
@@ -0,0 +1,214 @@
+/*
+ * Hardware definitions for HP iPAQ h5xxx Handheld Computers
+ *
+ * Copyright 2000-2003  Hewlett-Packard Company.
+ * Copyright 2002       Jamey Hicks <jamey.hicks@hp.com>
+ * Copyright 2004-2005  Phil Blundell <pb@handhelds.org>
+ * Copyright 2007-2008  Anton Vorontsov <cbouatmailru@gmail.com>
+ *
+ * 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.
+ *
+ * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
+ * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
+ * FITNESS FOR ANY PARTICULAR PURPOSE.
+ *
+ * Author: Jamey Hicks.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/irq.h>
+
+#include <mach/pxa25x.h>
+#include <mach/h5000.h>
+#include <mach/udc.h>
+#include <mach/smemc.h>
+
+#include "generic.h"
+
+/*
+ * Flash
+ */
+
+static struct mtd_partition h5000_flash0_partitions[] = {
+       {
+               .name = "bootldr",
+               .size = 0x00040000,
+               .offset = 0,
+               .mask_flags = MTD_WRITEABLE,
+       },
+       {
+               .name = "root",
+               .size = MTDPART_SIZ_FULL,
+               .offset = MTDPART_OFS_APPEND,
+       },
+};
+
+static struct mtd_partition h5000_flash1_partitions[] = {
+       {
+               .name = "second root",
+               .size = SZ_16M - 0x00040000,
+               .offset = 0,
+       },
+       {
+               .name = "asset",
+               .size = MTDPART_SIZ_FULL,
+               .offset = MTDPART_OFS_APPEND,
+               .mask_flags = MTD_WRITEABLE,
+       },
+};
+
+static struct physmap_flash_data h5000_flash0_data = {
+       .width = 4,
+       .parts = h5000_flash0_partitions,
+       .nr_parts = ARRAY_SIZE(h5000_flash0_partitions),
+};
+
+static struct physmap_flash_data h5000_flash1_data = {
+       .width = 4,
+       .parts = h5000_flash1_partitions,
+       .nr_parts = ARRAY_SIZE(h5000_flash1_partitions),
+};
+
+static struct resource h5000_flash0_resources = {
+       .start = PXA_CS0_PHYS,
+       .end = PXA_CS0_PHYS + SZ_32M - 1,
+       .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+};
+
+static struct resource h5000_flash1_resources = {
+       .start = PXA_CS0_PHYS + SZ_32M,
+       .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1,
+       .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
+};
+
+static struct platform_device h5000_flash[] = {
+       {
+               .name = "physmap-flash",
+               .id = 0,
+               .resource = &h5000_flash0_resources,
+               .num_resources = 1,
+               .dev = {
+                       .platform_data = &h5000_flash0_data,
+               },
+       },
+       {
+               .name = "physmap-flash",
+               .id = 1,
+               .resource = &h5000_flash1_resources,
+               .num_resources = 1,
+               .dev = {
+                       .platform_data = &h5000_flash1_data,
+               },
+       },
+};
+
+/*
+ * USB Device Controller
+ */
+
+static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = {
+       .gpio_pullup = H5000_GPIO_USB_PULLUP,
+};
+
+/*
+ * GPIO setup
+ */
+
+static unsigned long h5000_pin_config[] __initdata = {
+       /* Crystal and Clock Signals */
+       GPIO12_32KHz,
+
+       /* SDRAM and Static Memory I/O Signals */
+       GPIO15_nCS_1,
+       GPIO78_nCS_2,
+       GPIO79_nCS_3,
+       GPIO80_nCS_4,
+
+       /* FFUART */
+       GPIO34_FFUART_RXD,
+       GPIO35_FFUART_CTS,
+       GPIO36_FFUART_DCD,
+       GPIO37_FFUART_DSR,
+       GPIO38_FFUART_RI,
+       GPIO39_FFUART_TXD,
+       GPIO40_FFUART_DTR,
+       GPIO41_FFUART_RTS,
+
+       /* BTUART */
+       GPIO42_BTUART_RXD,
+       GPIO43_BTUART_TXD,
+       GPIO44_BTUART_CTS,
+       GPIO45_BTUART_RTS,
+
+       /* SSP1 */
+       GPIO23_SSP1_SCLK,
+       GPIO25_SSP1_TXD,
+       GPIO26_SSP1_RXD,
+
+       /* I2S */
+       GPIO28_I2S_BITCLK_OUT,
+       GPIO29_I2S_SDATA_IN,
+       GPIO30_I2S_SDATA_OUT,
+       GPIO31_I2S_SYNC,
+       GPIO32_I2S_SYSCLK,
+};
+
+/*
+ * Localbus setup:
+ * CS0: Flash;
+ * CS1: MediaQ chip, select 16-bit bus and vlio;
+ * CS5: SAMCOP.
+ */
+
+static void fix_msc(void)
+{
+       __raw_writel(0x129c24f2, MSC0);
+       __raw_writel(0x7ff424fa, MSC1);
+       __raw_writel(0x7ff47ff4, MSC2);
+
+       __raw_writel(__raw_readl(MDREFR) | 0x02080000, MDREFR);
+}
+
+/*
+ * Platform devices
+ */
+
+static struct platform_device *devices[] __initdata = {
+       &h5000_flash[0],
+       &h5000_flash[1],
+};
+
+static void __init h5000_init(void)
+{
+       fix_msc();
+
+       pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config));
+       pxa_set_ffuart_info(NULL);
+       pxa_set_btuart_info(NULL);
+       pxa_set_stuart_info(NULL);
+       pxa_set_udc_info(&h5000_udc_mach_info);
+       platform_add_devices(ARRAY_AND_SIZE(devices));
+}
+
+MACHINE_START(H5400, "HP iPAQ H5000")
+       .atag_offset = 0x100,
+       .map_io = pxa25x_map_io,
+       .nr_irqs = PXA_NR_IRQS,
+       .init_irq = pxa25x_init_irq,
+       .handle_irq = pxa25x_handle_irq,
+       .init_time      = pxa_timer_init,
+       .init_machine = h5000_init,
+       .restart        = pxa_restart,
+MACHINE_END