9 files changed, 197 insertions, 9 deletions

diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index d140abca690a..f780086befd7 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -3,6 +3,30 @@ if ARCH_MSM
 comment "MSM Board Type"
         depends on ARCH_MSM
 
+config MSM_DEBUG_UART
+        int
+        default 1 if MSM_DEBUG_UART1
+        default 2 if MSM_DEBUG_UART2
+        default 3 if MSM_DEBUG_UART3
+
+choice
+        prompt "Debug UART"
+
+        default MSM_DEBUG_UART_NONE
+
+        config MSM_DEBUG_UART_NONE
+                bool "None"
+
+        config MSM_DEBUG_UART1
+                bool "UART1"
+
+        config MSM_DEBUG_UART2
+                bool "UART2"
+
+        config MSM_DEBUG_UART3
+                bool "UART3"
+endchoice
+
 config MACH_HALIBUT
         depends on ARCH_MSM
         default y
@@ -10,4 +34,10 @@ config MACH_HALIBUT
         help
           Support for the Qualcomm SURF7201A eval board.
 
+config MACH_TROUT
+        default y
+        bool "HTC Dream (aka trout)"
+        help
+          Support for the HTC Dream, T-Mobile G1, Android ADP1 devices.
+
 endif
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index 1aa47001aa3b..91e6f5c95dc1 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -6,3 +6,4 @@ obj-y += clock.o clock-7x01a.o
 
 obj-$(CONFIG_MACH_HALIBUT) += board-halibut.o
 
+obj-$(CONFIG_MACH_TROUT) += board-dream.o
diff --git a/arch/arm/mach-msm/board-dream.c b/arch/arm/mach-msm/board-dream.c
new file mode 100644
index 000000000000..21afa8513168
--- /dev/null
+++ b/arch/arm/mach-msm/board-dream.c
@@ -0,0 +1,93 @@
+/* linux/arch/arm/mach-msm/board-dream.c
+ *
+ * Copyright (C) 2009 Google, Inc.
+ * Author: Brian Swetland <swetland@google.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/setup.h>
+
+#include <mach/board.h>
+#include <mach/hardware.h>
+#include <mach/msm_iomap.h>
+
+#include "devices.h"
+#include "board-dream.h"
+
+static struct platform_device *devices[] __initdata = {
+        &msm_device_uart3,
+        &msm_device_smd,
+        &msm_device_nand,
+        &msm_device_hsusb,
+        &msm_device_i2c,
+};
+
+extern struct sys_timer msm_timer;
+
+static void __init trout_init_irq(void)
+{
+        msm_init_irq();
+}
+
+static void __init trout_fixup(struct machine_desc *desc, struct tag *tags,
+                                char **cmdline, struct meminfo *mi)
+{
+        mi->nr_banks = 1;
+        mi->bank[0].start = PHYS_OFFSET;
+        mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET);
+        mi->bank[0].size = (101*1024*1024);
+}
+
+static void __init trout_init(void)
+{
+        platform_add_devices(devices, ARRAY_SIZE(devices));
+}
+
+static struct map_desc trout_io_desc[] __initdata = {
+        {
+                .virtual = TROUT_CPLD_BASE,
+                .pfn     = __phys_to_pfn(TROUT_CPLD_START),
+                .length  = TROUT_CPLD_SIZE,
+                .type    = MT_DEVICE_NONSHARED
+        }
+};
+
+static void __init trout_map_io(void)
+{
+        msm_map_common_io();
+        iotable_init(trout_io_desc, ARRAY_SIZE(trout_io_desc));
+
+#ifdef CONFIG_MSM_DEBUG_UART3
+        /* route UART3 to the "H2W" extended usb connector */
+        writeb(0x80, TROUT_CPLD_BASE + 0x00);
+#endif
+
+        msm_clock_init();
+}
+
+MACHINE_START(TROUT, "HTC Dream")
+        .phys_io        = MSM_DEBUG_UART_PHYS,
+        .io_pg_offst    = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
+        .boot_params    = 0x10000100,
+        .fixup          = trout_fixup,
+        .map_io         = trout_map_io,
+        .init_irq       = trout_init_irq,
+        .init_machine   = trout_init,
+        .timer          = &msm_timer,
+MACHINE_END
diff --git a/arch/arm/mach-msm/board-dream.h b/arch/arm/mach-msm/board-dream.h
new file mode 100644
index 000000000000..4f345a5a0a61
--- /dev/null
+++ b/arch/arm/mach-msm/board-dream.h
@@ -0,0 +1,5 @@
+
+#define TROUT_CPLD_BASE   0xE8100000
+#define TROUT_CPLD_START  0x98000000
+#define TROUT_CPLD_SIZE   SZ_4K
+
diff --git a/arch/arm/mach-msm/include/mach/debug-macro.S b/arch/arm/mach-msm/include/mach/debug-macro.S
index 1db3c97dbc49..528750f307e9 100644
--- a/arch/arm/mach-msm/include/mach/debug-macro.S
+++ b/arch/arm/mach-msm/include/mach/debug-macro.S
@@ -14,15 +14,18 @@
  *
  */
 
+
+
 #include <mach/hardware.h>
 #include <mach/msm_iomap.h>
 
-        .macro  addruart,rx
+#ifdef CONFIG_MSM_DEBUG_UART
+        .macro  addruart, rx, tmp
         @ see if the MMU is enabled and select appropriate base address
         mrc     p15, 0, \rx, c1, c0
         tst     \rx, #1
-        ldreq   \rx, =MSM_UART1_PHYS
-        movne   \rx, #0
+        ldreq   \rx, =MSM_DEBUG_UART_PHYS
+        ldrne   \rx, =MSM_DEBUG_UART_BASE
         .endm
 
         .macro  senduart,rd,rx
@@ -32,13 +35,20 @@
 
         .macro  waituart,rd,rx
         @ wait for TX_READY
-        teq     \rx, #0
-        bne     2f
-1:      ldr     \rd, [\rx, #0x08]
+1001:   ldr     \rd, [\rx, #0x08]
         tst     \rd, #0x04
-        beq     1b
-2:
+        beq     1001b
+        .endm
+#else
+        .macro  addruart, rx, tmp
+        .endm
+
+        .macro  senduart,rd,rx
+        .endm
+
+        .macro  waituart,rd,rx
         .endm
+#endif
 
         .macro  busyuart,rd,rx
         .endm
diff --git a/arch/arm/mach-msm/include/mach/mmc.h b/arch/arm/mach-msm/include/mach/mmc.h
new file mode 100644
index 000000000000..0ecf25426284
--- /dev/null
+++ b/arch/arm/mach-msm/include/mach/mmc.h
@@ -0,0 +1,26 @@
+/*
+ *  arch/arm/include/asm/mach/mmc.h
+ */
+#ifndef ASMARM_MACH_MMC_H
+#define ASMARM_MACH_MMC_H
+
+#include <linux/mmc/host.h>
+#include <linux/mmc/card.h>
+#include <linux/mmc/sdio_func.h>
+
+struct embedded_sdio_data {
+        struct sdio_cis cis;
+        struct sdio_cccr cccr;
+        struct sdio_embedded_func *funcs;
+        int num_funcs;
+};
+
+struct mmc_platform_data {
+        unsigned int ocr_mask;                  /* available voltages */
+        u32 (*translate_vdd)(struct device *, unsigned int);
+        unsigned int (*status)(struct device *);
+        struct embedded_sdio_data *embedded_sdio;
+        int (*register_status_notify)(void (*callback)(int card_present, void *dev_id), void *dev_id);
+};
+
+#endif
diff --git a/arch/arm/mach-msm/include/mach/msm_iomap.h b/arch/arm/mach-msm/include/mach/msm_iomap.h
index 2f7b4c8620d9..9dae1a98c77a 100644
--- a/arch/arm/mach-msm/include/mach/msm_iomap.h
+++ b/arch/arm/mach-msm/include/mach/msm_iomap.h
@@ -84,6 +84,18 @@
 #define MSM_UART3_PHYS        0xA9C00000
 #define MSM_UART3_SIZE        SZ_4K
 
+#ifdef CONFIG_MSM_DEBUG_UART
+#define MSM_DEBUG_UART_BASE   0xE1000000
+#if CONFIG_MSM_DEBUG_UART == 1
+#define MSM_DEBUG_UART_PHYS   MSM_UART1_PHYS
+#elif CONFIG_MSM_DEBUG_UART == 2
+#define MSM_DEBUG_UART_PHYS   MSM_UART2_PHYS
+#elif CONFIG_MSM_DEBUG_UART == 3
+#define MSM_DEBUG_UART_PHYS   MSM_UART3_PHYS
+#endif
+#define MSM_DEBUG_UART_SIZE   SZ_4K
+#endif
+
 #define MSM_SDC1_PHYS         0xA0400000
 #define MSM_SDC1_SIZE         SZ_4K
 
diff --git a/arch/arm/mach-msm/include/mach/uncompress.h b/arch/arm/mach-msm/include/mach/uncompress.h
index 026e8955ace9..d94292c29d8e 100644
--- a/arch/arm/mach-msm/include/mach/uncompress.h
+++ b/arch/arm/mach-msm/include/mach/uncompress.h
@@ -16,9 +16,16 @@
 #ifndef __ASM_ARCH_MSM_UNCOMPRESS_H
 
 #include "hardware.h"
+#include "linux/io.h"
+#include "mach/msm_iomap.h"
 
 static void putc(int c)
 {
+#if defined(MSM_DEBUG_UART_PHYS)
+        unsigned base = MSM_DEBUG_UART_PHYS;
+        while (!(readl(base + 0x08) & 0x04)) ;
+        writel(c, base + 0x0c);
+#endif
 }
 
 static inline void flush(void)
diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c
index 6e7692ff6f2c..05f96b780aa6 100644
--- a/arch/arm/mach-msm/io.c
+++ b/arch/arm/mach-msm/io.c
@@ -42,6 +42,9 @@ static struct map_desc msm_io_desc[] __initdata = {
         MSM_DEVICE(GPIO1),
         MSM_DEVICE(GPIO2),
         MSM_DEVICE(CLK_CTL),
+#ifdef CONFIG_MSM_DEBUG_UART
+        MSM_DEVICE(DEBUG_UART),
+#endif
         {
                 .virtual =  (unsigned long) MSM_SHARED_RAM_BASE,
                 .pfn =      __phys_to_pfn(MSM_SHARED_RAM_PHYS),
@@ -73,5 +76,6 @@ __msm_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
                         mtype = MT_DEVICE_NONSHARED;
         }
 
-        return __arm_ioremap(phys_addr, size, mtype);
+        return __arm_ioremap_caller(phys_addr, size, mtype,
+                __builtin_return_address(0));
 }