[PATCH 15/24] ARM: msm: Make 8660 a DT only target

From: David Brown
Date: Wed Sep 12 2012 - 13:00:27 EST


From: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>

We don't plan to support anything besides devicetree on these
targets so remove all other machine support.

Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Signed-off-by: David Brown <davidb@xxxxxxxxxxxxxx>
---
arch/arm/mach-msm/Kconfig | 27 +---------
arch/arm/mach-msm/board-msm8x60.c | 106 ++------------------------------------
arch/arm/mach-msm/common.h | 1 -
arch/arm/mach-msm/timer.c | 12 -----
4 files changed, 6 insertions(+), 140 deletions(-)

diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 1cd40ad..cd78427 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -38,8 +38,6 @@ config ARCH_QSD8X50

config ARCH_MSM8X60
bool "MSM8X60"
- select MACH_MSM8X60_SURF if (!MACH_MSM8X60_RUMI3 && !MACH_MSM8X60_SIM \
- && !MACH_MSM8X60_FFA)
select ARCH_MSM_SCORPIONMP
select ARM_GIC
select CPU_V7
@@ -47,6 +45,7 @@ config ARCH_MSM8X60
select GPIO_MSM_V2
select MSM_GPIOMUX
select MSM_SCM if SMP
+ select USE_OF

config ARCH_MSM8960
bool "MSM8960"
@@ -112,30 +111,6 @@ config MACH_QSD8X50A_ST1_5
help
Support for the Qualcomm ST1.5.

-config MACH_MSM8X60_RUMI3
- depends on ARCH_MSM8X60
- bool "MSM8x60 RUMI3"
- help
- Support for the Qualcomm MSM8x60 RUMI3 emulator.
-
-config MACH_MSM8X60_SURF
- depends on ARCH_MSM8X60
- bool "MSM8x60 SURF"
- help
- Support for the Qualcomm MSM8x60 SURF eval board.
-
-config MACH_MSM8X60_SIM
- depends on ARCH_MSM8X60
- bool "MSM8x60 Simulator"
- help
- Support for the Qualcomm MSM8x60 simulator.
-
-config MACH_MSM8X60_FFA
- depends on ARCH_MSM8X60
- bool "MSM8x60 FFA"
- help
- Support for the Qualcomm MSM8x60 FFA eval board.
-
config MACH_MSM8960_SIM
depends on ARCH_MSM8960
bool "MSM8960 Simulator"
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 64c981d..0d32464 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010, 2011, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -10,73 +10,26 @@
* GNU General Public License for more details.
*/

-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/irqdomain.h>
+#include <linux/init.h>
#include <linux/of.h>
-#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
-#include <linux/memblock.h>

-#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
-#include <asm/setup.h>

#include <mach/board.h>
#include <mach/msm_iomap.h>
#include "common.h"

-static void __init msm8x60_fixup(struct tag *tag, char **cmdline,
- struct meminfo *mi)
-{
- for (; tag->hdr.size; tag = tag_next(tag))
- if (tag->hdr.tag == ATAG_MEM &&
- tag->u.mem.start == 0x40200000) {
- tag->u.mem.start = 0x40000000;
- tag->u.mem.size += SZ_2M;
- }
-}
-
-static void __init msm8x60_reserve(void)
-{
- memblock_remove(0x40000000, SZ_2M);
-}
-
-static void __init msm8x60_map_io(void)
-{
- msm_map_msm8x60_io();
-}
-
-#ifdef CONFIG_OF
-static struct of_device_id msm_dt_gic_match[] __initdata = {
+static const struct of_device_id msm_dt_gic_match[] __initconst = {
{ .compatible = "qcom,msm-8660-qgic", .data = gic_of_init },
{}
};
-#endif

static void __init msm8x60_init_irq(void)
{
- if (!of_have_populated_dt())
- gic_init(0, GIC_PPI_START, MSM_QGIC_DIST_BASE,
- (void *)MSM_QGIC_CPU_BASE);
-#ifdef CONFIG_OF
- else
- of_irq_init(msm_dt_gic_match);
-#endif
-
- /* RUMI does not adhere to GIC spec by enabling STIs by default.
- * Enable/clear is supposed to be RO for STIs, but is RW on RUMI.
- */
- if (!machine_is_msm8x60_sim())
- writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET);
-}
-
-static void __init msm8x60_init(void)
-{
+ of_irq_init(msm_dt_gic_match);
}

static void __init msm8x60_init_late(void)
@@ -84,7 +37,6 @@ static void __init msm8x60_init_late(void)
smd_debugfs_init();
}

-#ifdef CONFIG_OF
static struct of_dev_auxdata msm_auxdata_lookup[] __initdata = {
{}
};
@@ -100,56 +52,9 @@ static const char *msm8x60_fluid_match[] __initdata = {
"qcom,msm8660-surf",
NULL
};
-#endif /* CONFIG_OF */
-
-MACHINE_START(MSM8X60_RUMI3, "QCT MSM8X60 RUMI3")
- .fixup = msm8x60_fixup,
- .reserve = msm8x60_reserve,
- .map_io = msm8x60_map_io,
- .init_irq = msm8x60_init_irq,
- .handle_irq = gic_handle_irq,
- .init_machine = msm8x60_init,
- .init_late = msm8x60_init_late,
- .timer = &msm8x60_timer,
-MACHINE_END
-
-MACHINE_START(MSM8X60_SURF, "QCT MSM8X60 SURF")
- .fixup = msm8x60_fixup,
- .reserve = msm8x60_reserve,
- .map_io = msm8x60_map_io,
- .init_irq = msm8x60_init_irq,
- .handle_irq = gic_handle_irq,
- .init_machine = msm8x60_init,
- .init_late = msm8x60_init_late,
- .timer = &msm8x60_timer,
-MACHINE_END
-
-MACHINE_START(MSM8X60_SIM, "QCT MSM8X60 SIMULATOR")
- .fixup = msm8x60_fixup,
- .reserve = msm8x60_reserve,
- .map_io = msm8x60_map_io,
- .init_irq = msm8x60_init_irq,
- .handle_irq = gic_handle_irq,
- .init_machine = msm8x60_init,
- .init_late = msm8x60_init_late,
- .timer = &msm8x60_timer,
-MACHINE_END
-
-MACHINE_START(MSM8X60_FFA, "QCT MSM8X60 FFA")
- .fixup = msm8x60_fixup,
- .reserve = msm8x60_reserve,
- .map_io = msm8x60_map_io,
- .init_irq = msm8x60_init_irq,
- .handle_irq = gic_handle_irq,
- .init_machine = msm8x60_init,
- .init_late = msm8x60_init_late,
- .timer = &msm8x60_timer,
-MACHINE_END

-#ifdef CONFIG_OF
-/* TODO: General device tree support for all MSM. */
DT_MACHINE_START(MSM_DT, "Qualcomm MSM (Flattened Device Tree)")
- .map_io = msm8x60_map_io,
+ .map_io = msm_map_msm8x60_io,
.init_irq = msm8x60_init_irq,
.handle_irq = gic_handle_irq,
.init_machine = msm8x60_dt_init,
@@ -157,4 +62,3 @@ DT_MACHINE_START(MSM_DT, "Qualcomm MSM (Flattened Device Tree)")
.timer = &msm_dt_timer,
.dt_compat = msm8x60_fluid_match,
MACHINE_END
-#endif /* CONFIG_OF */
diff --git a/arch/arm/mach-msm/common.h b/arch/arm/mach-msm/common.h
index 7d57fb0..a20e78e 100644
--- a/arch/arm/mach-msm/common.h
+++ b/arch/arm/mach-msm/common.h
@@ -14,7 +14,6 @@

extern struct sys_timer msm7x01_timer;
extern struct sys_timer msm7x30_timer;
-extern struct sys_timer msm8x60_timer;
extern struct sys_timer msm8960_timer;
extern struct sys_timer msm_dt_timer;
extern struct sys_timer qsd8x50_timer;
diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c
index 9f9157a..ac1276c 100644
--- a/arch/arm/mach-msm/timer.c
+++ b/arch/arm/mach-msm/timer.c
@@ -346,18 +346,6 @@ struct sys_timer msm7x30_timer = {
.init = msm7x30_timer_init
};

-static void __init msm8x60_timer_init(void)
-{
- if (msm_timer_map(0x02000004, 0x02040024))
- return;
- writel_relaxed(DGT_CLK_CTL_DIV_4, event_base + DGT_CLK_CTL);
- msm_timer_init(27000000 / 4, 32, 17, true);
-}
-
-struct sys_timer msm8x60_timer = {
- .init = msm8x60_timer_init
-};
-
static void __init msm8960_timer_init(void)
{
if (msm_timer_map(0x0200A004, 0x0208A024))
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

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