From mboxrd@z Thu Jan 1 00:00:00 1970 From: festevam@gmail.com (Fabio Estevam) Date: Fri, 13 Mar 2015 10:31:55 -0300 Subject: [PATCH v3 3/6] ARM: mx25: Remove static memory mapping In-Reply-To: <1426253518-3076-1-git-send-email-festevam@gmail.com> References: <1426253518-3076-1-git-send-email-festevam@gmail.com> Message-ID: <1426253518-3076-3-git-send-email-festevam@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Fabio Estevam We use dynamic memory mapping when using dt, so remove all the static mappings. Signed-off-by: Fabio Estevam --- Changes since v2: - Remove the static mappings in one single patch arch/arm/mach-imx/Makefile | 2 +- arch/arm/mach-imx/common.h | 4 -- arch/arm/mach-imx/mach-imx25.c | 20 +++++++++- arch/arm/mach-imx/mm-imx25.c | 89 ------------------------------------------ 4 files changed, 19 insertions(+), 96 deletions(-) delete mode 100644 arch/arm/mach-imx/mm-imx25.c diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 86c6470..3244cf1 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -3,7 +3,7 @@ obj-y := time.o cpu.o system.o irq-common.o obj-$(CONFIG_SOC_IMX1) += clk-imx1.o mm-imx1.o obj-$(CONFIG_SOC_IMX21) += clk-imx21.o mm-imx21.o -obj-$(CONFIG_SOC_IMX25) += clk-imx25.o mm-imx25.o cpu-imx25.o mach-imx25.o +obj-$(CONFIG_SOC_IMX25) += clk-imx25.o cpu-imx25.o mach-imx25.o obj-$(CONFIG_SOC_IMX27) += cpu-imx27.o pm-imx27.o obj-$(CONFIG_SOC_IMX27) += clk-imx27.o mm-imx27.o ehci-imx27.o diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index a12b52d..771ecfe 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -23,13 +23,11 @@ struct of_device_id; void mx1_map_io(void); void mx21_map_io(void); -void mx25_map_io(void); void mx27_map_io(void); void mx31_map_io(void); void mx35_map_io(void); void imx1_init_early(void); void imx21_init_early(void); -void imx25_init_early(void); void imx27_init_early(void); void imx31_init_early(void); void imx35_init_early(void); @@ -37,13 +35,11 @@ void mxc_init_irq(void __iomem *); void tzic_init_irq(void); void mx1_init_irq(void); void mx21_init_irq(void); -void mx25_init_irq(void); void mx27_init_irq(void); void mx31_init_irq(void); void mx35_init_irq(void); void imx1_soc_init(void); void imx21_soc_init(void); -void imx25_soc_init(void); void imx27_soc_init(void); void imx31_soc_init(void); void imx35_soc_init(void); diff --git a/arch/arm/mach-imx/mach-imx25.c b/arch/arm/mach-imx/mach-imx25.c index 25defbd..91b36ec 100644 --- a/arch/arm/mach-imx/mach-imx25.c +++ b/arch/arm/mach-imx/mach-imx25.c @@ -10,12 +10,29 @@ */ #include +#include #include #include #include #include #include "common.h" -#include "mx25.h" +#include "hardware.h" + +void static __init imx25_init_early(void) +{ + mxc_set_cpu_type(MXC_CPU_MX25); +} + +void static __init mx25_init_irq(void) +{ + struct device_node *np; + void __iomem *avic_base; + + np = of_find_compatible_node(NULL, NULL, "fsl,avic"); + avic_base = of_iomap(np, 0); + BUG_ON(!avic_base); + mxc_init_irq(avic_base); +} static const char * const imx25_dt_board_compat[] __initconst = { "fsl,imx25", @@ -23,7 +40,6 @@ static const char * const imx25_dt_board_compat[] __initconst = { }; DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)") - .map_io = mx25_map_io, .init_early = imx25_init_early, .init_irq = mx25_init_irq, .dt_compat = imx25_dt_board_compat, diff --git a/arch/arm/mach-imx/mm-imx25.c b/arch/arm/mach-imx/mm-imx25.c deleted file mode 100644 index 5211f62..0000000 --- a/arch/arm/mach-imx/mm-imx25.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (C) 1999,2000 Arm Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright (C) 2002 Shane Nay (shane at minirl.com) - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - add MX31 specific definitions - * - * 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 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 "common.h" -#include "devices/devices-common.h" -#include "hardware.h" -#include "iomux-v3.h" -#include "mx25.h" - -/* - * This table defines static virtual address mappings for I/O regions. - * These are the mappings common across all MX25 boards. - */ -static struct map_desc mx25_io_desc[] __initdata = { - imx_map_entry(MX25, AVIC, MT_DEVICE_NONSHARED), - imx_map_entry(MX25, AIPS1, MT_DEVICE_NONSHARED), - imx_map_entry(MX25, AIPS2, MT_DEVICE_NONSHARED), -}; - -/* - * This function initializes the memory map. It is called during the - * system startup to create static physical to virtual memory mappings - * for the IO modules. - */ -void __init mx25_map_io(void) -{ - iotable_init(mx25_io_desc, ARRAY_SIZE(mx25_io_desc)); -} - -void __init imx25_init_early(void) -{ - mxc_set_cpu_type(MXC_CPU_MX25); - mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR)); -} - -void __init mx25_init_irq(void) -{ - mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR)); -} - -static struct sdma_platform_data imx25_sdma_pdata __initdata = { - .fw_name = "sdma-imx25.bin", -}; - -static const struct resource imx25_audmux_res[] __initconst = { - DEFINE_RES_MEM(MX25_AUDMUX_BASE_ADDR, SZ_16K), -}; - -void __init imx25_soc_init(void) -{ - mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR)); - mxc_device_init(); - - /* i.mx25 has the i.mx35 type gpio */ - mxc_register_gpio("imx35-gpio", 0, MX25_GPIO1_BASE_ADDR, SZ_16K, MX25_INT_GPIO1, 0); - mxc_register_gpio("imx35-gpio", 1, MX25_GPIO2_BASE_ADDR, SZ_16K, MX25_INT_GPIO2, 0); - mxc_register_gpio("imx35-gpio", 2, MX25_GPIO3_BASE_ADDR, SZ_16K, MX25_INT_GPIO3, 0); - mxc_register_gpio("imx35-gpio", 3, MX25_GPIO4_BASE_ADDR, SZ_16K, MX25_INT_GPIO4, 0); - - pinctrl_provide_dummies(); - /* i.mx25 has the i.mx35 type sdma */ - imx_add_imx_sdma("imx35-sdma", MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); - /* i.mx25 has the i.mx31 type audmux */ - platform_device_register_simple("imx31-audmux", 0, imx25_audmux_res, - ARRAY_SIZE(imx25_audmux_res)); -} -- 1.9.1