From 5b67bfbae6612c4caa28fa52ced7cf1c122a185e Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Wed, 5 Sep 2012 12:28:55 -0700 Subject: [PATCH] ARM: msm: Make 8660 a DT only target We don't plan to support anything besides devicetree on these targets so remove all other machine support. Signed-off-by: Stephen Boyd Signed-off-by: David Brown --- arch/arm/mach-msm/Kconfig | 27 +---- arch/arm/mach-msm/board-msm8x60.c | 234 +++++++++++--------------------------- arch/arm/mach-msm/common.h | 1 - arch/arm/mach-msm/timer.c | 12 -- 4 files changed, 70 insertions(+), 204 deletions(-) rewrite arch/arm/mach-msm/board-msm8x60.c (62%) diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index 1cd40ad301d..cd7842794e4 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 dissimilarity index 62% index a28a20e2f11..fdbed439855 100644 --- a/arch/arm/mach-msm/board-msm8x60.c +++ b/arch/arm/mach-msm/board-msm8x60.c @@ -1,165 +1,69 @@ -/* Copyright (c) 2010, 2011, Code Aurora Forum. 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 - * only version 2 as published by the Free Software Foundation. - * - * 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 -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#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 = { - { .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) -{ -} - -static void __init msm8x60_init_late(void) -{ - smd_debugfs_init(); -} - -#ifdef CONFIG_OF -static struct of_dev_auxdata msm_auxdata_lookup[] __initdata = { - {} -}; - -static void __init msm8x60_dt_init(void) -{ - if (of_machine_is_compatible("qcom,msm8660-surf")) { - printk(KERN_INFO "Init surf UART registers\n"); - msm8x60_init_uart12dm(); - } - - of_platform_populate(NULL, of_default_bus_match_table, - msm_auxdata_lookup, NULL); -} - -static const char *msm8x60_fluid_match[] __initdata = { - "qcom,msm8660-fluid", - "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, - .init_irq = msm8x60_init_irq, - .handle_irq = gic_handle_irq, - .init_machine = msm8x60_dt_init, - .init_late = msm8x60_init_late, - .timer = &msm_dt_timer, - .dt_compat = msm8x60_fluid_match, -MACHINE_END -#endif /* CONFIG_OF */ +/* 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 + * only version 2 as published by the Free Software Foundation. + * + * 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 +#include +#include +#include + +#include +#include + +#include +#include +#include "common.h" + +static const struct of_device_id msm_dt_gic_match[] __initconst = { + { .compatible = "qcom,msm-8660-qgic", .data = gic_of_init }, + {} +}; + +static void __init msm8x60_init_irq(void) +{ + of_irq_init(msm_dt_gic_match); +} + +static void __init msm8x60_init_late(void) +{ + smd_debugfs_init(); +} + +static struct of_dev_auxdata msm_auxdata_lookup[] __initdata = { + {} +}; + +static void __init msm8x60_dt_init(void) +{ + if (of_machine_is_compatible("qcom,msm8660-surf")) { + printk(KERN_INFO "Init surf UART registers\n"); + msm8x60_init_uart12dm(); + } + + of_platform_populate(NULL, of_default_bus_match_table, + msm_auxdata_lookup, NULL); +} + +static const char *msm8x60_fluid_match[] __initdata = { + "qcom,msm8660-fluid", + "qcom,msm8660-surf", + NULL +}; + +DT_MACHINE_START(MSM_DT, "Qualcomm MSM (Flattened Device Tree)") + .map_io = msm_map_msm8x60_io, + .init_irq = msm8x60_init_irq, + .handle_irq = gic_handle_irq, + .init_machine = msm8x60_dt_init, + .init_late = msm8x60_init_late, + .timer = &msm_dt_timer, + .dt_compat = msm8x60_fluid_match, +MACHINE_END diff --git a/arch/arm/mach-msm/common.h b/arch/arm/mach-msm/common.h index 7d57fb07619..a20e78e58b0 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 b17a39db991..27ade4f1ee1 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)) -- 2.11.4.GIT