aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-s3c2412
diff options
context:
space:
mode:
authorOlof Johansson <olof@lixom.net>2012-03-08 08:53:14 -0800
committerOlof Johansson <olof@lixom.net>2012-03-08 08:53:14 -0800
commitd60d506e6baaf423148c458df3ece0c1d440dce4 (patch)
treec25c44e70ebaaddcbe39559df5c5cd260e956be4 /arch/arm/mach-s3c2412
parent62f383435932ea3d271bee6b957de048452c1b16 (diff)
parent2e5ac9436645bb9fd2097868e228321f303c9c75 (diff)
Merge branch 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup
* 'next/cleanup-s3c24xx' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (24 commits) ARM: S3C24XX: remove call to s3c24xx_setup_clocks ARM: S3C24XX: add get_rate for clk_p on S3C2416/2443 ARM: S3C24XX: add get_rate for clk_h on S3C2416/2443 ARM: S3C24XX: remove XXX_setup_clocks method from S3C2443 ARM: S3C24XX: remove obsolete S3C2416_DMA option ARM: S3C24XX: Reuse S3C2443 dma for S3C2416 ARM: S3C24XX: Fix indentation of dma-s3c2443 ARM: S3C24XX: Move device setup files to mach directory ARM: S3C24XX: Consolidate Simtec extensions ARM: S3C24XX: move simtec-specific code to mach directory ARM: S3C24XX: Move common-smdk code to mach directory ARM: S3C24XX: Move s3c2443-clock.c to mach-s3c24xx ARM: s3c2410_defconfig: update s3c2410_defconfig ARM: S3C2443: move mach-s3c2443/* into mach-s3c24xx/ ARM: S3C2440: move mach-s3c2440/* into mach-s3c24xx/ ARM: S3C2416: move mach-s3c2416/* into mach-s3c24xx/ ARM: S3C2412: move mach-s3c2412/* into mach-s3c24xx/ ARM: S3C2410: move mach-s3c2410/* into mach-s3c24xx/ ARM: S3C24XX: change the ARCH_S3C2410 to ARCH_S3C24XX ARM: S3C2410: move s3c2410_baseclk_add to clock.h ...
Diffstat (limited to 'arch/arm/mach-s3c2412')
-rw-r--r--arch/arm/mach-s3c2412/Kconfig85
-rw-r--r--arch/arm/mach-s3c2412/Makefile12
-rw-r--r--arch/arm/mach-s3c2412/clock.c763
-rw-r--r--arch/arm/mach-s3c2412/dma.c180
-rw-r--r--arch/arm/mach-s3c2412/irq.c214
-rw-r--r--arch/arm/mach-s3c2412/mach-jive.c666
-rw-r--r--arch/arm/mach-s3c2412/mach-smdk2413.c162
-rw-r--r--arch/arm/mach-s3c2412/mach-vstms.c166
-rw-r--r--arch/arm/mach-s3c2412/pm.c124
-rw-r--r--arch/arm/mach-s3c2412/s3c2412.c251
-rw-r--r--arch/arm/mach-s3c2412/sleep.S68
11 files changed, 0 insertions, 2691 deletions
diff --git a/arch/arm/mach-s3c2412/Kconfig b/arch/arm/mach-s3c2412/Kconfig
index b8b9029e9f2..c5256f4e90b 100644
--- a/arch/arm/mach-s3c2412/Kconfig
+++ b/arch/arm/mach-s3c2412/Kconfig
@@ -2,41 +2,6 @@
#
# Licensed under GPLv2
-config CPU_S3C2412
- bool
- depends on ARCH_S3C2410
- select CPU_ARM926T
- select CPU_LLSERIAL_S3C2440
- select S3C2412_PM if PM
- select S3C2412_DMA if S3C2410_DMA
- help
- Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line
-
-config CPU_S3C2412_ONLY
- bool
- depends on ARCH_S3C2410 && !CPU_S3C2410 && \
- !CPU_S3C2416 && !CPU_S3C2440 && !CPU_S3C2442 && \
- !CPU_S3C2443 && CPU_S3C2412
- default y if CPU_S3C2412
-
-config S3C2412_DMA
- bool
- depends on CPU_S3C2412
- help
- Internal config node for S3C2412 DMA support
-
-config S3C2412_PM
- bool
- select S3C2412_PM_SLEEP
- help
- Internal config node to apply S3C2412 power management
-
-config S3C2412_PM_SLEEP
- bool
- help
- Internal config node to apply sleep for S3C2412 power management.
- Can be selected by another SoCs with similar sleep procedure.
-
# Note, the S3C2412 IOtiming support is in plat-s3c24xx
config S3C2412_CPUFREQ
@@ -46,53 +11,3 @@ config S3C2412_CPUFREQ
default y
help
CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs.
-
-menu "S3C2412 Machines"
-
-config MACH_JIVE
- bool "Logitech Jive"
- select CPU_S3C2412
- select S3C_DEV_USB_HOST
- select S3C_DEV_NAND
- help
- Say Y here if you are using the Logitech Jive.
-
-config MACH_JIVE_SHOW_BOOTLOADER
- bool "Allow access to bootloader partitions in MTD (EXPERIMENTAL)"
- depends on MACH_JIVE && EXPERIMENTAL
-
-config MACH_SMDK2413
- bool "SMDK2413"
- select CPU_S3C2412
- select MACH_S3C2413
- select MACH_SMDK
- select S3C_DEV_USB_HOST
- select S3C_DEV_NAND
- help
- Say Y here if you are using an SMDK2413
-
-config MACH_S3C2413
- bool
- help
- Internal node for S3C2413 version of SMDK2413, so that
- machine_is_s3c2413() will work when MACH_SMDK2413 is
- selected
-
-config MACH_SMDK2412
- bool "SMDK2412"
- select MACH_SMDK2413
- help
- Say Y here if you are using an SMDK2412
-
- Note, this shares support with SMDK2413, so will automatically
- select MACH_SMDK2413.
-
-config MACH_VSTMS
- bool "VMSTMS"
- select CPU_S3C2412
- select S3C_DEV_USB_HOST
- select S3C_DEV_NAND
- help
- Say Y here if you are using an VSTMS board
-
-endmenu
diff --git a/arch/arm/mach-s3c2412/Makefile b/arch/arm/mach-s3c2412/Makefile
index 7e4d95fa8a9..41a6c279fb2 100644
--- a/arch/arm/mach-s3c2412/Makefile
+++ b/arch/arm/mach-s3c2412/Makefile
@@ -9,16 +9,4 @@ obj-m :=
obj-n :=
obj- :=
-obj-$(CONFIG_CPU_S3C2412) += s3c2412.o
-obj-$(CONFIG_CPU_S3C2412) += irq.o
-obj-$(CONFIG_CPU_S3C2412) += clock.o
-obj-$(CONFIG_S3C2412_DMA) += dma.o
-obj-$(CONFIG_S3C2412_PM) += pm.o
-obj-$(CONFIG_S3C2412_PM_SLEEP) += sleep.o
obj-$(CONFIG_S3C2412_CPUFREQ) += cpu-freq.o
-
-# Machine support
-
-obj-$(CONFIG_MACH_JIVE) += mach-jive.o
-obj-$(CONFIG_MACH_SMDK2413) += mach-smdk2413.o
-obj-$(CONFIG_MACH_VSTMS) += mach-vstms.o
diff --git a/arch/arm/mach-s3c2412/clock.c b/arch/arm/mach-s3c2412/clock.c
deleted file mode 100644
index d10b695a906..00000000000
--- a/arch/arm/mach-s3c2412/clock.c
+++ /dev/null
@@ -1,763 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/clock.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C2412,S3C2413 Clock control support
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/device.h>
-#include <linux/clk.h>
-#include <linux/mutex.h>
-#include <linux/delay.h>
-#include <linux/serial_core.h>
-#include <linux/io.h>
-
-#include <asm/mach/map.h>
-
-#include <mach/hardware.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-
-#include <plat/s3c2412.h>
-#include <plat/clock.h>
-#include <plat/cpu.h>
-
-/* We currently have to assume that the system is running
- * from the XTPll input, and that all ***REFCLKs are being
- * fed from it, as we cannot read the state of OM[4] from
- * software.
- *
- * It would be possible for each board initialisation to
- * set the correct muxing at initialisation
-*/
-
-static int s3c2412_clkcon_enable(struct clk *clk, int enable)
-{
- unsigned int clocks = clk->ctrlbit;
- unsigned long clkcon;
-
- clkcon = __raw_readl(S3C2410_CLKCON);
-
- if (enable)
- clkcon |= clocks;
- else
- clkcon &= ~clocks;
-
- __raw_writel(clkcon, S3C2410_CLKCON);
-
- return 0;
-}
-
-static int s3c2412_upll_enable(struct clk *clk, int enable)
-{
- unsigned long upllcon = __raw_readl(S3C2410_UPLLCON);
- unsigned long orig = upllcon;
-
- if (!enable)
- upllcon |= S3C2412_PLLCON_OFF;
- else
- upllcon &= ~S3C2412_PLLCON_OFF;
-
- __raw_writel(upllcon, S3C2410_UPLLCON);
-
- /* allow ~150uS for the PLL to settle and lock */
-
- if (enable && (orig & S3C2412_PLLCON_OFF))
- udelay(150);
-
- return 0;
-}
-
-/* clock selections */
-
-static struct clk clk_erefclk = {
- .name = "erefclk",
-};
-
-static struct clk clk_urefclk = {
- .name = "urefclk",
-};
-
-static int s3c2412_setparent_usysclk(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_urefclk)
- clksrc &= ~S3C2412_CLKSRC_USYSCLK_UPLL;
- else if (parent == &clk_upll)
- clksrc |= S3C2412_CLKSRC_USYSCLK_UPLL;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-
-static struct clk clk_usysclk = {
- .name = "usysclk",
- .parent = &clk_xtal,
- .ops = &(struct clk_ops) {
- .set_parent = s3c2412_setparent_usysclk,
- },
-};
-
-static struct clk clk_mrefclk = {
- .name = "mrefclk",
- .parent = &clk_xtal,
-};
-
-static struct clk clk_mdivclk = {
- .name = "mdivclk",
- .parent = &clk_xtal,
-};
-
-static int s3c2412_setparent_usbsrc(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_usysclk)
- clksrc &= ~S3C2412_CLKSRC_USBCLK_HCLK;
- else if (parent == &clk_h)
- clksrc |= S3C2412_CLKSRC_USBCLK_HCLK;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-
-static unsigned long s3c2412_roundrate_usbsrc(struct clk *clk,
- unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- int div;
-
- if (rate > parent_rate)
- return parent_rate;
-
- div = parent_rate / rate;
- if (div > 2)
- div = 2;
-
- return parent_rate / div;
-}
-
-static unsigned long s3c2412_getrate_usbsrc(struct clk *clk)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long div = __raw_readl(S3C2410_CLKDIVN);
-
- return parent_rate / ((div & S3C2412_CLKDIVN_USB48DIV) ? 2 : 1);
-}
-
-static int s3c2412_setrate_usbsrc(struct clk *clk, unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long clkdivn = __raw_readl(S3C2410_CLKDIVN);
-
- rate = s3c2412_roundrate_usbsrc(clk, rate);
-
- if ((parent_rate / rate) == 2)
- clkdivn |= S3C2412_CLKDIVN_USB48DIV;
- else
- clkdivn &= ~S3C2412_CLKDIVN_USB48DIV;
-
- __raw_writel(clkdivn, S3C2410_CLKDIVN);
- return 0;
-}
-
-static struct clk clk_usbsrc = {
- .name = "usbsrc",
- .ops = &(struct clk_ops) {
- .get_rate = s3c2412_getrate_usbsrc,
- .set_rate = s3c2412_setrate_usbsrc,
- .round_rate = s3c2412_roundrate_usbsrc,
- .set_parent = s3c2412_setparent_usbsrc,
- },
-};
-
-static int s3c2412_setparent_msysclk(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_mdivclk)
- clksrc &= ~S3C2412_CLKSRC_MSYSCLK_MPLL;
- else if (parent == &clk_mpll)
- clksrc |= S3C2412_CLKSRC_MSYSCLK_MPLL;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-
-static struct clk clk_msysclk = {
- .name = "msysclk",
- .ops = &(struct clk_ops) {
- .set_parent = s3c2412_setparent_msysclk,
- },
-};
-
-static int s3c2412_setparent_armclk(struct clk *clk, struct clk *parent)
-{
- unsigned long flags;
- unsigned long clkdiv;
- unsigned long dvs;
-
- /* Note, we current equate fclk andf msysclk for S3C2412 */
-
- if (parent == &clk_msysclk || parent == &clk_f)
- dvs = 0;
- else if (parent == &clk_h)
- dvs = S3C2412_CLKDIVN_DVSEN;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- /* update this under irq lockdown, clkdivn is not protected
- * by the clock system. */
-
- local_irq_save(flags);
-
- clkdiv = __raw_readl(S3C2410_CLKDIVN);
- clkdiv &= ~S3C2412_CLKDIVN_DVSEN;
- clkdiv |= dvs;
- __raw_writel(clkdiv, S3C2410_CLKDIVN);
-
- local_irq_restore(flags);
-
- return 0;
-}
-
-static struct clk clk_armclk = {
- .name = "armclk",
- .parent = &clk_msysclk,
- .ops = &(struct clk_ops) {
- .set_parent = s3c2412_setparent_armclk,
- },
-};
-
-/* these next clocks have an divider immediately after them,
- * so we can register them with their divider and leave out the
- * intermediate clock stage
-*/
-static unsigned long s3c2412_roundrate_clksrc(struct clk *clk,
- unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- int div;
-
- if (rate > parent_rate)
- return parent_rate;
-
- /* note, we remove the +/- 1 calculations as they cancel out */
-
- div = (rate / parent_rate);
-
- if (div < 1)
- div = 1;
- else if (div > 16)
- div = 16;
-
- return parent_rate / div;
-}
-
-static int s3c2412_setparent_uart(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_erefclk)
- clksrc &= ~S3C2412_CLKSRC_UARTCLK_MPLL;
- else if (parent == &clk_mpll)
- clksrc |= S3C2412_CLKSRC_UARTCLK_MPLL;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-
-static unsigned long s3c2412_getrate_uart(struct clk *clk)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long div = __raw_readl(S3C2410_CLKDIVN);
-
- div &= S3C2412_CLKDIVN_UARTDIV_MASK;
- div >>= S3C2412_CLKDIVN_UARTDIV_SHIFT;
-
- return parent_rate / (div + 1);
-}
-
-static int s3c2412_setrate_uart(struct clk *clk, unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long clkdivn = __raw_readl(S3C2410_CLKDIVN);
-
- rate = s3c2412_roundrate_clksrc(clk, rate);
-
- clkdivn &= ~S3C2412_CLKDIVN_UARTDIV_MASK;
- clkdivn |= ((parent_rate / rate) - 1) << S3C2412_CLKDIVN_UARTDIV_SHIFT;
-
- __raw_writel(clkdivn, S3C2410_CLKDIVN);
- return 0;
-}
-
-static struct clk clk_uart = {
- .name = "uartclk",
- .ops = &(struct clk_ops) {
- .get_rate = s3c2412_getrate_uart,
- .set_rate = s3c2412_setrate_uart,
- .set_parent = s3c2412_setparent_uart,
- .round_rate = s3c2412_roundrate_clksrc,
- },
-};
-
-static int s3c2412_setparent_i2s(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_erefclk)
- clksrc &= ~S3C2412_CLKSRC_I2SCLK_MPLL;
- else if (parent == &clk_mpll)
- clksrc |= S3C2412_CLKSRC_I2SCLK_MPLL;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-
-static unsigned long s3c2412_getrate_i2s(struct clk *clk)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long div = __raw_readl(S3C2410_CLKDIVN);
-
- div &= S3C2412_CLKDIVN_I2SDIV_MASK;
- div >>= S3C2412_CLKDIVN_I2SDIV_SHIFT;
-
- return parent_rate / (div + 1);
-}
-
-static int s3c2412_setrate_i2s(struct clk *clk, unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long clkdivn = __raw_readl(S3C2410_CLKDIVN);
-
- rate = s3c2412_roundrate_clksrc(clk, rate);
-
- clkdivn &= ~S3C2412_CLKDIVN_I2SDIV_MASK;
- clkdivn |= ((parent_rate / rate) - 1) << S3C2412_CLKDIVN_I2SDIV_SHIFT;
-
- __raw_writel(clkdivn, S3C2410_CLKDIVN);
- return 0;
-}
-
-static struct clk clk_i2s = {
- .name = "i2sclk",
- .ops = &(struct clk_ops) {
- .get_rate = s3c2412_getrate_i2s,
- .set_rate = s3c2412_setrate_i2s,
- .set_parent = s3c2412_setparent_i2s,
- .round_rate = s3c2412_roundrate_clksrc,
- },
-};
-
-static int s3c2412_setparent_cam(struct clk *clk, struct clk *parent)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
-
- if (parent == &clk_usysclk)
- clksrc &= ~S3C2412_CLKSRC_CAMCLK_HCLK;
- else if (parent == &clk_h)
- clksrc |= S3C2412_CLKSRC_CAMCLK_HCLK;
- else
- return -EINVAL;
-
- clk->parent = parent;
-
- __raw_writel(clksrc, S3C2412_CLKSRC);
- return 0;
-}
-static unsigned long s3c2412_getrate_cam(struct clk *clk)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long div = __raw_readl(S3C2410_CLKDIVN);
-
- div &= S3C2412_CLKDIVN_CAMDIV_MASK;
- div >>= S3C2412_CLKDIVN_CAMDIV_SHIFT;
-
- return parent_rate / (div + 1);
-}
-
-static int s3c2412_setrate_cam(struct clk *clk, unsigned long rate)
-{
- unsigned long parent_rate = clk_get_rate(clk->parent);
- unsigned long clkdivn = __raw_readl(S3C2410_CLKDIVN);
-
- rate = s3c2412_roundrate_clksrc(clk, rate);
-
- clkdivn &= ~S3C2412_CLKDIVN_CAMDIV_MASK;
- clkdivn |= ((parent_rate / rate) - 1) << S3C2412_CLKDIVN_CAMDIV_SHIFT;
-
- __raw_writel(clkdivn, S3C2410_CLKDIVN);
- return 0;
-}
-
-static struct clk clk_cam = {
- .name = "camif-upll", /* same as 2440 name */
- .ops = &(struct clk_ops) {
- .get_rate = s3c2412_getrate_cam,
- .set_rate = s3c2412_setrate_cam,
- .set_parent = s3c2412_setparent_cam,
- .round_rate = s3c2412_roundrate_clksrc,
- },
-};
-
-/* standard clock definitions */
-
-static struct clk init_clocks_disable[] = {
- {
- .name = "nand",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_NAND,
- }, {
- .name = "sdi",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_SDI,
- }, {
- .name = "adc",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_ADC,
- }, {
- .name = "i2c",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_IIC,
- }, {
- .name = "iis",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_IIS,
- }, {
- .name = "spi",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_SPI,
- }
-};
-
-static struct clk init_clocks[] = {
- {
- .name = "dma",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_DMA0,
- }, {
- .name = "dma",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_DMA1,
- }, {
- .name = "dma",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_DMA2,
- }, {
- .name = "dma",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_DMA3,
- }, {
- .name = "lcd",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_LCDC,
- }, {
- .name = "gpio",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_GPIO,
- }, {
- .name = "usb-host",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_USBH,
- }, {
- .name = "usb-device",
- .parent = &clk_h,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_USBD,
- }, {
- .name = "timers",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_PWMT,
- }, {
- .name = "uart",
- .devname = "s3c2412-uart.0",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_UART0,
- }, {
- .name = "uart",
- .devname = "s3c2412-uart.1",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_UART1,
- }, {
- .name = "uart",
- .devname = "s3c2412-uart.2",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_UART2,
- }, {
- .name = "rtc",
- .parent = &clk_p,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_RTC,
- }, {
- .name = "watchdog",
- .parent = &clk_p,
- .ctrlbit = 0,
- }, {
- .name = "usb-bus-gadget",
- .parent = &clk_usb_bus,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_USB_DEV48,
- }, {
- .name = "usb-bus-host",
- .parent = &clk_usb_bus,
- .enable = s3c2412_clkcon_enable,
- .ctrlbit = S3C2412_CLKCON_USB_HOST48,
- }
-};
-
-/* clocks to add where we need to check their parentage */
-
-struct clk_init {
- struct clk *clk;
- unsigned int bit;
- struct clk *src_0;
- struct clk *src_1;
-};
-
-static struct clk_init clks_src[] __initdata = {
- {
- .clk = &clk_usysclk,
- .bit = S3C2412_CLKSRC_USBCLK_HCLK,
- .src_0 = &clk_urefclk,
- .src_1 = &clk_upll,
- }, {
- .clk = &clk_i2s,
- .bit = S3C2412_CLKSRC_I2SCLK_MPLL,
- .src_0 = &clk_erefclk,
- .src_1 = &clk_mpll,
- }, {
- .clk = &clk_cam,
- .bit = S3C2412_CLKSRC_CAMCLK_HCLK,
- .src_0 = &clk_usysclk,
- .src_1 = &clk_h,
- }, {
- .clk = &clk_msysclk,
- .bit = S3C2412_CLKSRC_MSYSCLK_MPLL,
- .src_0 = &clk_mdivclk,
- .src_1 = &clk_mpll,
- }, {
- .clk = &clk_uart,
- .bit = S3C2412_CLKSRC_UARTCLK_MPLL,
- .src_0 = &clk_erefclk,
- .src_1 = &clk_mpll,
- }, {
- .clk = &clk_usbsrc,
- .bit = S3C2412_CLKSRC_USBCLK_HCLK,
- .src_0 = &clk_usysclk,
- .src_1 = &clk_h,
- /* here we assume OM[4] select xtal */
- }, {
- .clk = &clk_erefclk,
- .bit = S3C2412_CLKSRC_EREFCLK_EXTCLK,
- .src_0 = &clk_xtal,
- .src_1 = &clk_ext,
- }, {
- .clk = &clk_urefclk,
- .bit = S3C2412_CLKSRC_UREFCLK_EXTCLK,
- .src_0 = &clk_xtal,
- .src_1 = &clk_ext,
- },
-};
-
-/* s3c2412_clk_initparents
- *
- * Initialise the parents for the clocks that we get at start-time
-*/
-
-static void __init s3c2412_clk_initparents(void)
-{
- unsigned long clksrc = __raw_readl(S3C2412_CLKSRC);
- struct clk_init *cip = clks_src;
- struct clk *src;
- int ptr;
- int ret;
-
- for (ptr = 0; ptr < ARRAY_SIZE(clks_src); ptr++, cip++) {
- ret = s3c24xx_register_clock(cip->clk);
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- cip->clk->name, ret);
- }
-
- src = (clksrc & cip->bit) ? cip->src_1 : cip->src_0;
-
- printk(KERN_INFO "%s: parent %s\n", cip->clk->name, src->name);
- clk_set_parent(cip->clk, src);
- }
-}
-
-/* clocks to add straight away */
-
-static struct clk *clks[] __initdata = {
- &clk_ext,
- &clk_usb_bus,
- &clk_mrefclk,
- &clk_armclk,
-};
-
-static struct clk_lookup s3c2412_clk_lookup[] = {
- CLKDEV_INIT(NULL, "clk_uart_baud1", &s3c24xx_uclk),
- CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p),
- CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_usysclk),
-};
-
-int __init s3c2412_baseclk_add(void)
-{
- unsigned long clkcon = __raw_readl(S3C2410_CLKCON);
- unsigned int dvs;
- struct clk *clkp;
- int ret;
- int ptr;
-
- clk_upll.enable = s3c2412_upll_enable;
- clk_usb_bus.parent = &clk_usbsrc;
- clk_usb_bus.rate = 0x0;
-
- clk_f.parent = &clk_msysclk;
-
- s3c2412_clk_initparents();
-
- for (ptr = 0; ptr < ARRAY_SIZE(clks); ptr++) {
- clkp = clks[ptr];
-
- ret = s3c24xx_register_clock(clkp);
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- clkp->name, ret);
- }
- }
-
- /* set the dvs state according to what we got at boot time */
-
- dvs = __raw_readl(S3C2410_CLKDIVN) & S3C2412_CLKDIVN_DVSEN;
-
- if (dvs)
- clk_armclk.parent = &clk_h;
-
- printk(KERN_INFO "S3C2412: DVS is %s\n", dvs ? "on" : "off");
-
- /* ensure usb bus clock is within correct rate of 48MHz */
-
- if (clk_get_rate(&clk_usb_bus) != (48 * 1000 * 1000)) {
- printk(KERN_INFO "Warning: USB bus clock not at 48MHz\n");
-
- /* for the moment, let's use the UPLL, and see if we can
- * get 48MHz */
-
- clk_set_parent(&clk_usysclk, &clk_upll);
- clk_set_parent(&clk_usbsrc, &clk_usysclk);
- clk_set_rate(&clk_usbsrc, 48*1000*1000);
- }
-
- printk("S3C2412: upll %s, %ld.%03ld MHz, usb-bus %ld.%03ld MHz\n",
- (__raw_readl(S3C2410_UPLLCON) & S3C2412_PLLCON_OFF) ? "off":"on",
- print_mhz(clk_get_rate(&clk_upll)),
- print_mhz(clk_get_rate(&clk_usb_bus)));
-
- /* register clocks from clock array */
-
- clkp = init_clocks;
- for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) {
- /* ensure that we note the clock state */
-
- clkp->usage = clkcon & clkp->ctrlbit ? 1 : 0;
-
- ret = s3c24xx_register_clock(clkp);
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- clkp->name, ret);
- }
- }
-
- /* We must be careful disabling the clocks we are not intending to
- * be using at boot time, as subsystems such as the LCD which do
- * their own DMA requests to the bus can cause the system to lockup
- * if they where in the middle of requesting bus access.
- *
- * Disabling the LCD clock if the LCD is active is very dangerous,
- * and therefore the bootloader should be careful to not enable
- * the LCD clock if it is not needed.
- */
-
- /* install (and disable) the clocks we do not need immediately */
-
- clkp = init_clocks_disable;
- for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
-
- ret = s3c24xx_register_clock(clkp);
- if (ret < 0) {
- printk(KERN_ERR "Failed to register clock %s (%d)\n",
- clkp->name, ret);
- }
-
- s3c2412_clkcon_enable(clkp, 0);
- }
-
- clkdev_add_table(s3c2412_clk_lookup, ARRAY_SIZE(s3c2412_clk_lookup));
- s3c_pwmclk_init();
- return 0;
-}
diff --git a/arch/arm/mach-s3c2412/dma.c b/arch/arm/mach-s3c2412/dma.c
deleted file mode 100644
index 38472ac920f..00000000000
--- a/arch/arm/mach-s3c2412/dma.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/dma.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C2412 DMA selection
- *
- * http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/serial_core.h>
-#include <linux/io.h>
-
-#include <mach/dma.h>
-
-#include <plat/dma-s3c24xx.h>
-#include <plat/cpu.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
-#include <plat/regs-ac97.h>
-#include <plat/regs-dma.h>
-#include <mach/regs-mem.h>
-#include <mach/regs-lcd.h>
-#include <mach/regs-sdi.h>
-#include <plat/regs-iis.h>
-#include <plat/regs-spi.h>
-
-#define MAP(x) { (x)| DMA_CH_VALID, (x)| DMA_CH_VALID, (x)| DMA_CH_VALID, (x)| DMA_CH_VALID }
-
-static struct s3c24xx_dma_map __initdata s3c2412_dma_mappings[] = {
- [DMACH_XD0] = {
- .name = "xdreq0",
- .channels = MAP(S3C2412_DMAREQSEL_XDREQ0),
- .channels_rx = MAP(S3C2412_DMAREQSEL_XDREQ0),
- },
- [DMACH_XD1] = {
- .name = "xdreq1",
- .channels = MAP(S3C2412_DMAREQSEL_XDREQ1),
- .channels_rx = MAP(S3C2412_DMAREQSEL_XDREQ1),
- },
- [DMACH_SDI] = {
- .name = "sdi",
- .channels = MAP(S3C2412_DMAREQSEL_SDI),
- .channels_rx = MAP(S3C2412_DMAREQSEL_SDI),
- },
- [DMACH_SPI0] = {
- .name = "spi0",
- .channels = MAP(S3C2412_DMAREQSEL_SPI0TX),
- .channels_rx = MAP(S3C2412_DMAREQSEL_SPI0RX),
- },
- [DMACH_SPI1] = {
- .name = "spi1",
- .channels = MAP(S3C2412_DMAREQSEL_SPI1TX),
- .channels_rx = MAP(S3C2412_DMAREQSEL_SPI1RX),
- },
- [DMACH_UART0] = {
- .name = "uart0",
- .channels = MAP(S3C2412_DMAREQSEL_UART0_0),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART0_0),
- },
- [DMACH_UART1] = {
- .name = "uart1",
- .channels = MAP(S3C2412_DMAREQSEL_UART1_0),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART1_0),
- },
- [DMACH_UART2] = {
- .name = "uart2",
- .channels = MAP(S3C2412_DMAREQSEL_UART2_0),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART2_0),
- },
- [DMACH_UART0_SRC2] = {
- .name = "uart0",
- .channels = MAP(S3C2412_DMAREQSEL_UART0_1),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART0_1),
- },
- [DMACH_UART1_SRC2] = {
- .name = "uart1",
- .channels = MAP(S3C2412_DMAREQSEL_UART1_1),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART1_1),
- },
- [DMACH_UART2_SRC2] = {
- .name = "uart2",
- .channels = MAP(S3C2412_DMAREQSEL_UART2_1),
- .channels_rx = MAP(S3C2412_DMAREQSEL_UART2_1),
- },
- [DMACH_TIMER] = {
- .name = "timer",
- .channels = MAP(S3C2412_DMAREQSEL_TIMER),
- .channels_rx = MAP(S3C2412_DMAREQSEL_TIMER),
- },
- [DMACH_I2S_IN] = {
- .name = "i2s-sdi",
- .channels = MAP(S3C2412_DMAREQSEL_I2SRX),
- .channels_rx = MAP(S3C2412_DMAREQSEL_I2SRX),
- },
- [DMACH_I2S_OUT] = {
- .name = "i2s-sdo",
- .channels = MAP(S3C2412_DMAREQSEL_I2STX),
- .channels_rx = MAP(S3C2412_DMAREQSEL_I2STX),
- },
- [DMACH_USB_EP1] = {
- .name = "usb-ep1",
- .channels = MAP(S3C2412_DMAREQSEL_USBEP1),
- .channels_rx = MAP(S3C2412_DMAREQSEL_USBEP1),
- },
- [DMACH_USB_EP2] = {
- .name = "usb-ep2",
- .channels = MAP(S3C2412_DMAREQSEL_USBEP2),
- .channels_rx = MAP(S3C2412_DMAREQSEL_USBEP2),
- },
- [DMACH_USB_EP3] = {
- .name = "usb-ep3",
- .channels = MAP(S3C2412_DMAREQSEL_USBEP3),
- .channels_rx = MAP(S3C2412_DMAREQSEL_USBEP3),
- },
- [DMACH_USB_EP4] = {
- .name = "usb-ep4",
- .channels = MAP(S3C2412_DMAREQSEL_USBEP4),
- .channels_rx = MAP(S3C2412_DMAREQSEL_USBEP4),
- },
-};
-
-static void s3c2412_dma_direction(struct s3c2410_dma_chan *chan,
- struct s3c24xx_dma_map *map,
- enum dma_data_direction dir)
-{
- unsigned long chsel;
-
- if (dir == DMA_FROM_DEVICE)
- chsel = map->channels_rx[0];
- else
- chsel = map->channels[0];
-
- chsel &= ~DMA_CH_VALID;
- chsel |= S3C2412_DMAREQSEL_HW;
-
- writel(chsel, chan->regs + S3C2412_DMA_DMAREQSEL);
-}
-
-static void s3c2412_dma_select(struct s3c2410_dma_chan *chan,
- struct s3c24xx_dma_map *map)
-{
- s3c2412_dma_direction(chan, map, chan->source);
-}
-
-static struct s3c24xx_dma_selection __initdata s3c2412_dma_sel = {
- .select = s3c2412_dma_select,
- .direction = s3c2412_dma_direction,
- .dcon_mask = 0,
- .map = s3c2412_dma_mappings,
- .map_size = ARRAY_SIZE(s3c2412_dma_mappings),
-};
-
-static int __init s3c2412_dma_add(struct device *dev,
- struct subsys_interface *sif)
-{
- s3c2410_dma_init();
- return s3c24xx_dma_init_map(&s3c2412_dma_sel);
-}
-
-static struct subsys_interface s3c2412_dma_interface = {
- .name = "s3c2412_dma",
- .subsys = &s3c2412_subsys,
- .add_dev = s3c2412_dma_add,
-};
-
-static int __init s3c2412_dma_init(void)
-{
- return subsys_interface_register(&s3c2412_dma_interface);
-}
-
-arch_initcall(s3c2412_dma_init);
diff --git a/arch/arm/mach-s3c2412/irq.c b/arch/arm/mach-s3c2412/irq.c
deleted file mode 100644
index e65619ddbcc..00000000000
--- a/arch/arm/mach-s3c2412/irq.c
+++ /dev/null
@@ -1,214 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/irq.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/device.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-#include <asm/irq.h>
-
-#include <asm/mach/irq.h>
-
-#include <mach/regs-irq.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-power.h>
-
-#include <plat/cpu.h>
-#include <plat/irq.h>
-#include <plat/pm.h>
-
-#define INTMSK(start, end) ((1 << ((end) + 1 - (start))) - 1)
-#define INTMSK_SUB(start, end) (INTMSK(start, end) << ((start - S3C2410_IRQSUB(0))))
-
-/* the s3c2412 changes the behaviour of IRQ_EINT0 through IRQ_EINT3 by
- * having them turn up in both the INT* and the EINT* registers. Whilst
- * both show the status, they both now need to be acked when the IRQs
- * go off.
-*/
-
-static void
-s3c2412_irq_mask(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_EINT0);
- unsigned long mask;
-
- mask = __raw_readl(S3C2410_INTMSK);
- __raw_writel(mask | bitval, S3C2410_INTMSK);
-
- mask = __raw_readl(S3C2412_EINTMASK);
- __raw_writel(mask | bitval, S3C2412_EINTMASK);
-}
-
-static inline void
-s3c2412_irq_ack(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_EINT0);
-
- __raw_writel(bitval, S3C2412_EINTPEND);
- __raw_writel(bitval, S3C2410_SRCPND);
- __raw_writel(bitval, S3C2410_INTPND);
-}
-
-static inline void
-s3c2412_irq_maskack(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_EINT0);
- unsigned long mask;
-
- mask = __raw_readl(S3C2410_INTMSK);
- __raw_writel(mask|bitval, S3C2410_INTMSK);
-
- mask = __raw_readl(S3C2412_EINTMASK);
- __raw_writel(mask | bitval, S3C2412_EINTMASK);
-
- __raw_writel(bitval, S3C2412_EINTPEND);
- __raw_writel(bitval, S3C2410_SRCPND);
- __raw_writel(bitval, S3C2410_INTPND);
-}
-
-static void
-s3c2412_irq_unmask(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_EINT0);
- unsigned long mask;
-
- mask = __raw_readl(S3C2412_EINTMASK);
- __raw_writel(mask & ~bitval, S3C2412_EINTMASK);
-
- mask = __raw_readl(S3C2410_INTMSK);
- __raw_writel(mask & ~bitval, S3C2410_INTMSK);
-}
-
-static struct irq_chip s3c2412_irq_eint0t4 = {
- .irq_ack = s3c2412_irq_ack,
- .irq_mask = s3c2412_irq_mask,
- .irq_unmask = s3c2412_irq_unmask,
- .irq_set_wake = s3c_irq_wake,
- .irq_set_type = s3c_irqext_type,
-};
-
-#define INTBIT(x) (1 << ((x) - S3C2410_IRQSUB(0)))
-
-/* CF and SDI sub interrupts */
-
-static void s3c2412_irq_demux_cfsdi(unsigned int irq, struct irq_desc *desc)
-{
- unsigned int subsrc, submsk;
-
- subsrc = __raw_readl(S3C2410_SUBSRCPND);
- submsk = __raw_readl(S3C2410_INTSUBMSK);
-
- subsrc &= ~submsk;
-
- if (subsrc & INTBIT(IRQ_S3C2412_SDI))
- generic_handle_irq(IRQ_S3C2412_SDI);
-
- if (subsrc & INTBIT(IRQ_S3C2412_CF))
- generic_handle_irq(IRQ_S3C2412_CF);
-}
-
-#define INTMSK_CFSDI (1UL << (IRQ_S3C2412_CFSDI - IRQ_EINT0))
-#define SUBMSK_CFSDI INTMSK_SUB(IRQ_S3C2412_SDI, IRQ_S3C2412_CF)
-
-static void s3c2412_irq_cfsdi_mask(struct irq_data *data)
-{
- s3c_irqsub_mask(data->irq, INTMSK_CFSDI, SUBMSK_CFSDI);
-}
-
-static void s3c2412_irq_cfsdi_unmask(struct irq_data *data)
-{
- s3c_irqsub_unmask(data->irq, INTMSK_CFSDI);
-}
-
-static void s3c2412_irq_cfsdi_ack(struct irq_data *data)
-{
- s3c_irqsub_maskack(data->irq, INTMSK_CFSDI, SUBMSK_CFSDI);
-}
-
-static struct irq_chip s3c2412_irq_cfsdi = {
- .name = "s3c2412-cfsdi",
- .irq_ack = s3c2412_irq_cfsdi_ack,
- .irq_mask = s3c2412_irq_cfsdi_mask,
- .irq_unmask = s3c2412_irq_cfsdi_unmask,
-};
-
-static int s3c2412_irq_rtc_wake(struct irq_data *data, unsigned int state)
-{
- unsigned long pwrcfg;
-
- pwrcfg = __raw_readl(S3C2412_PWRCFG);
- if (state)
- pwrcfg &= ~S3C2412_PWRCFG_RTC_MASKIRQ;
- else
- pwrcfg |= S3C2412_PWRCFG_RTC_MASKIRQ;
- __raw_writel(pwrcfg, S3C2412_PWRCFG);
-
- return s3c_irq_chip.irq_set_wake(data, state);
-}
-
-static struct irq_chip s3c2412_irq_rtc_chip;
-
-static int s3c2412_irq_add(struct device *dev, struct subsys_interface *sif)
-{
- unsigned int irqno;
-
- for (irqno = IRQ_EINT0; irqno <= IRQ_EINT3; irqno++) {
- irq_set_chip_and_handler(irqno, &s3c2412_irq_eint0t4,
- handle_edge_irq);
- set_irq_flags(irqno, IRQF_VALID);
- }
-
- /* add demux support for CF/SDI */
-
- irq_set_chained_handler(IRQ_S3C2412_CFSDI, s3c2412_irq_demux_cfsdi);
-
- for (irqno = IRQ_S3C2412_SDI; irqno <= IRQ_S3C2412_CF; irqno++) {
- irq_set_chip_and_handler(irqno, &s3c2412_irq_cfsdi,
- handle_level_irq);
- set_irq_flags(irqno, IRQF_VALID);
- }
-
- /* change RTC IRQ's set wake method */
-
- s3c2412_irq_rtc_chip = s3c_irq_chip;
- s3c2412_irq_rtc_chip.irq_set_wake = s3c2412_irq_rtc_wake;
-
- irq_set_chip(IRQ_RTC, &s3c2412_irq_rtc_chip);
-
- return 0;
-}
-
-static struct subsys_interface s3c2412_irq_interface = {
- .name = "s3c2412_irq",
- .subsys = &s3c2412_subsys,
- .add_dev = s3c2412_irq_add,
-};
-
-static int s3c2412_irq_init(void)
-{
- return subsys_interface_register(&s3c2412_irq_interface);
-}
-
-arch_initcall(s3c2412_irq_init);
diff --git a/arch/arm/mach-s3c2412/mach-jive.c b/arch/arm/mach-s3c2412/mach-jive.c
deleted file mode 100644
index ae73ba34ecc..00000000000
--- a/arch/arm/mach-s3c2412/mach-jive.c
+++ /dev/null
@@ -1,666 +0,0 @@
-/* linux/arch/arm/mach-s3c2410/mach-jive.c
- *
- * Copyright 2007 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * http://armlinux.simtec.co.uk/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/gpio.h>
-#include <linux/syscore_ops.h>
-#include <linux/serial_core.h>
-#include <linux/platform_device.h>
-#include <linux/i2c.h>
-
-#include <video/ili9320.h>
-
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_gpio.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <plat/regs-serial.h>
-#include <plat/nand.h>
-#include <plat/iic.h>
-
-#include <mach/regs-power.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-mem.h>
-#include <mach/regs-lcd.h>
-#include <mach/fb.h>
-
-#include <asm/mach-types.h>
-
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/nand_ecc.h>
-#include <linux/mtd/partitions.h>
-
-#include <plat/s3c2412.h>
-#include <plat/gpio-cfg.h>
-#include <plat/clock.h>
-#include <plat/devs.h>
-#include <plat/cpu.h>
-#include <plat/pm.h>
-#include <plat/udc.h>
-
-static struct map_desc jive_iodesc[] __initdata = {
-};
-
-#define UCON S3C2410_UCON_DEFAULT
-#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE
-#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
-
-static struct s3c2410_uartcfg jive_uartcfgs[] = {
- [0] = {
- .hwport = 0,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- },
- [1] = {
- .hwport = 1,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- },
- [2] = {
- .hwport = 2,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
- }
-};
-
-/* Jive flash assignment
- *
- * 0x00000000-0x00028000 : uboot
- * 0x00028000-0x0002c000 : uboot env
- * 0x0002c000-0x00030000 : spare
- * 0x00030000-0x00200000 : zimage A
- * 0x00200000-0x01600000 : cramfs A
- * 0x01600000-0x017d0000 : zimage B
- * 0x017d0000-0x02bd0000 : cramfs B
- * 0x02bd0000-0x03fd0000 : yaffs
- */
-static struct mtd_partition __initdata jive_imageA_nand_part[] = {
-
-#ifdef CONFIG_MACH_JIVE_SHOW_BOOTLOADER
- /* Don't allow access to the bootloader from linux */
- {
- .name = "uboot",
- .offset = 0,
- .size = (160 * SZ_1K),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
-
- /* spare */
- {
- .name = "spare",
- .offset = (176 * SZ_1K),
- .size = (16 * SZ_1K),
- },
-#endif
-
- /* booted images */
- {
- .name = "kernel (ro)",
- .offset = (192 * SZ_1K),
- .size = (SZ_2M) - (192 * SZ_1K),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- }, {
- .name = "root (ro)",
- .offset = (SZ_2M),
- .size = (20 * SZ_1M),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
-
- /* yaffs */
- {
- .name = "yaffs",
- .offset = (44 * SZ_1M),
- .size = (20 * SZ_1M),
- },
-
- /* bootloader environment */
- {
- .name = "env",
- .offset = (160 * SZ_1K),
- .size = (16 * SZ_1K),
- },
-
- /* upgrade images */
- {
- .name = "zimage",
- .offset = (22 * SZ_1M),
- .size = (2 * SZ_1M) - (192 * SZ_1K),
- }, {
- .name = "cramfs",
- .offset = (24 * SZ_1M) - (192*SZ_1K),
- .size = (20 * SZ_1M),
- },
-};
-
-static struct mtd_partition __initdata jive_imageB_nand_part[] = {
-
-#ifdef CONFIG_MACH_JIVE_SHOW_BOOTLOADER
- /* Don't allow access to the bootloader from linux */
- {
- .name = "uboot",
- .offset = 0,
- .size = (160 * SZ_1K),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
-
- /* spare */
- {
- .name = "spare",
- .offset = (176 * SZ_1K),
- .size = (16 * SZ_1K),
- },
-#endif
-
- /* booted images */
- {
- .name = "kernel (ro)",
- .offset = (22 * SZ_1M),
- .size = (2 * SZ_1M) - (192 * SZ_1K),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
- {
- .name = "root (ro)",
- .offset = (24 * SZ_1M) - (192 * SZ_1K),
- .size = (20 * SZ_1M),
- .mask_flags = MTD_WRITEABLE, /* force read-only */
- },
-
- /* yaffs */
- {
- .name = "yaffs",
- .offset = (44 * SZ_1M),
- .size = (20 * SZ_1M),
- },
-
- /* bootloader environment */
- {
- .name = "env",
- .offset = (160 * SZ_1K),
- .size = (16 * SZ_1K),
- },
-
- /* upgrade images */
- {
- .name = "zimage",
- .offset = (192 * SZ_1K),
- .size = (2 * SZ_1M) - (192 * SZ_1K),
- }, {
- .name = "cramfs",
- .offset = (2 * SZ_1M),
- .size = (20 * SZ_1M),
- },
-};
-
-static struct s3c2410_nand_set __initdata jive_nand_sets[] = {
- [0] = {
- .name = "flash",
- .nr_chips = 1,
- .nr_partitions = ARRAY_SIZE(jive_imageA_nand_part),
- .partitions = jive_imageA_nand_part,
- },
-};
-
-static struct s3c2410_platform_nand __initdata jive_nand_info = {
- /* set taken from osiris nand timings, possibly still conservative */
- .tacls = 30,
- .twrph0 = 55,
- .twrph1 = 40,
- .sets = jive_nand_sets,
- .nr_sets = ARRAY_SIZE(jive_nand_sets),
-};
-
-static int __init jive_mtdset(char *options)
-{
- struct s3c2410_nand_set *nand = &jive_nand_sets[0];
- unsigned long set;
-
- if (options == NULL || options[0] == '\0')
- return 0;
-
- if (strict_strtoul(options, 10, &set)) {
- printk(KERN_ERR "failed to parse mtdset=%s\n", options);
- return 0;
- }
-
- switch (set) {
- case 1:
- nand->nr_partitions = ARRAY_SIZE(jive_imageB_nand_part);
- nand->partitions = jive_imageB_nand_part;
- case 0:
- /* this is already setup in the nand info */
- break;
- default:
- printk(KERN_ERR "Unknown mtd set %ld specified,"
- "using default.", set);
- }
-
- return 0;
-}
-
-/* parse the mtdset= option given to the kernel command line */
-__setup("mtdset=", jive_mtdset);
-
-/* LCD timing and setup */
-
-#define LCD_XRES (240)
-#define LCD_YRES (320)
-#define LCD_LEFT_MARGIN (12)
-#define LCD_RIGHT_MARGIN (12)
-#define LCD_LOWER_MARGIN (12)
-#define LCD_UPPER_MARGIN (12)
-#define LCD_VSYNC (2)
-#define LCD_HSYNC (2)
-
-#define LCD_REFRESH (60)
-
-#define LCD_HTOT (LCD_HSYNC + LCD_LEFT_MARGIN + LCD_XRES + LCD_RIGHT_MARGIN)
-#define LCD_VTOT (LCD_VSYNC + LCD_LOWER_MARGIN + LCD_YRES + LCD_UPPER_MARGIN)
-
-static struct s3c2410fb_display jive_vgg2432a4_display[] = {
- [0] = {
- .width = LCD_XRES,
- .height = LCD_YRES,
- .xres = LCD_XRES,
- .yres = LCD_YRES,
- .left_margin = LCD_LEFT_MARGIN,
- .right_margin = LCD_RIGHT_MARGIN,
- .upper_margin = LCD_UPPER_MARGIN,
- .lower_margin = LCD_LOWER_MARGIN,
- .hsync_len = LCD_HSYNC,
- .vsync_len = LCD_VSYNC,
-
- .pixclock = (1000000000000LL /
- (LCD_REFRESH * LCD_HTOT * LCD_VTOT)),
-
- .bpp = 16,
- .type = (S3C2410_LCDCON1_TFT16BPP |
- S3C2410_LCDCON1_TFT),
-
- .lcdcon5 = (S3C2410_LCDCON5_FRM565 |
- S3C2410_LCDCON5_INVVLINE |
- S3C2410_LCDCON5_INVVFRAME |
- S3C2410_LCDCON5_INVVDEN |
- S3C2410_LCDCON5_PWREN),
- },
-};
-
-/* todo - put into gpio header */
-
-#define S3C2410_GPCCON_MASK(x) (3 << ((x) * 2))
-#define S3C2410_GPDCON_MASK(x) (3 << ((x) * 2))
-
-static struct s3c2410fb_mach_info jive_lcd_config = {
- .displays = jive_vgg2432a4_display,
- .num_displays = ARRAY_SIZE(jive_vgg2432a4_display),
- .default_display = 0,
-
- /* Enable VD[2..7], VD[10..15], VD[18..23] and VCLK, syncs, VDEN
- * and disable the pull down resistors on pins we are using for LCD
- * data. */
-
- .gpcup = (0xf << 1) | (0x3f << 10),
-
- .gpccon = (S3C2410_GPC1_VCLK | S3C2410_GPC2_VLINE |
- S3C2410_GPC3_VFRAME | S3C2410_GPC4_VM |
- S3C2410_GPC10_VD2 | S3C2410_GPC11_VD3 |
- S3C2410_GPC12_VD4 | S3C2410_GPC13_VD5 |
- S3C2410_GPC14_VD6 | S3C2410_GPC15_VD7),
-
- .gpccon_mask = (S3C2410_GPCCON_MASK(1) | S3C2410_GPCCON_MASK(2) |
- S3C2410_GPCCON_MASK(3) | S3C2410_GPCCON_MASK(4) |
- S3C2410_GPCCON_MASK(10) | S3C2410_GPCCON_MASK(11) |
- S3C2410_GPCCON_MASK(12) | S3C2410_GPCCON_MASK(13) |
- S3C2410_GPCCON_MASK(14) | S3C2410_GPCCON_MASK(15)),
-
- .gpdup = (0x3f << 2) | (0x3f << 10),
-
- .gpdcon = (S3C2410_GPD2_VD10 | S3C2410_GPD3_VD11 |
- S3C2410_GPD4_VD12 | S3C2410_GPD5_VD13 |
- S3C2410_GPD6_VD14 | S3C2410_GPD7_VD15 |
- S3C2410_GPD10_VD18 | S3C2410_GPD11_VD19 |
- S3C2410_GPD12_VD20 | S3C2410_GPD13_VD21 |
- S3C2410_GPD14_VD22 | S3C2410_GPD15_VD23),
-
- .gpdcon_mask = (S3C2410_GPDCON_MASK(2) | S3C2410_GPDCON_MASK(3) |
- S3C2410_GPDCON_MASK(4) | S3C2410_GPDCON_MASK(5) |
- S3C2410_GPDCON_MASK(6) | S3C2410_GPDCON_MASK(7) |
- S3C2410_GPDCON_MASK(10) | S3C2410_GPDCON_MASK(11)|
- S3C2410_GPDCON_MASK(12) | S3C2410_GPDCON_MASK(13)|
- S3C2410_GPDCON_MASK(14) | S3C2410_GPDCON_MASK(15)),
-};
-
-/* ILI9320 support. */
-
-static void jive_lcm_reset(unsigned int set)
-{
- printk(KERN_DEBUG "%s(%d)\n", __func__, set);
-
- gpio_set_value(S3C2410_GPG(13), set);
-}
-
-#undef LCD_UPPER_MARGIN
-#define LCD_UPPER_MARGIN 2
-
-static struct ili9320_platdata jive_lcm_config = {
- .hsize = LCD_XRES,
- .vsize = LCD_YRES,
-
- .reset = jive_lcm_reset,
- .suspend = ILI9320_SUSPEND_DEEP,
-
- .entry_mode = ILI9320_ENTRYMODE_ID(3) | ILI9320_ENTRYMODE_BGR,
- .display2 = (ILI9320_DISPLAY2_FP(LCD_UPPER_MARGIN) |
- ILI9320_DISPLAY2_BP(LCD_LOWER_MARGIN)),
- .display3 = 0x0,
- .display4 = 0x0,
- .rgb_if1 = (ILI9320_RGBIF1_RIM_RGB18 |
- ILI9320_RGBIF1_RM | ILI9320_RGBIF1_CLK_RGBIF),
- .rgb_if2 = ILI9320_RGBIF2_DPL,
- .interface2 = 0x0,
- .interface3 = 0x3,
- .interface4 = (ILI9320_INTERFACE4_RTNE(16) |
- ILI9320_INTERFACE4_DIVE(1)),
- .interface5 = 0x0,
- .interface6 = 0x0,
-};
-
-/* LCD SPI support */
-
-static struct spi_gpio_platform_data jive_lcd_spi = {
- .sck = S3C2410_GPG(8),
- .mosi = S3C2410_GPB(8),
- .miso = SPI_GPIO_NO_MISO,
-};
-
-static struct platform_device jive_device_lcdspi = {
- .name = "spi-gpio",
- .id = 1,
- .dev.platform_data = &jive_lcd_spi,
-};
-
-
-/* WM8750 audio code SPI definition */
-
-static struct spi_gpio_platform_data jive_wm8750_spi = {
- .sck = S3C2410_GPB(4),
- .mosi = S3C2410_GPB(9),
- .miso = SPI_GPIO_NO_MISO,
-};
-
-static struct platform_device jive_device_wm8750 = {
- .name = "spi-gpio",
- .id = 2,
- .dev.platform_data = &jive_wm8750_spi,
-};
-
-/* JIVE SPI devices. */
-
-static struct spi_board_info __initdata jive_spi_devs[] = {
- [0] = {
- .modalias = "VGG2432A4",
- .bus_num = 1,
- .chip_select = 0,
- .mode = SPI_MODE_3, /* CPOL=1, CPHA=1 */
- .max_speed_hz = 100000,
- .platform_data = &jive_lcm_config,
- .controller_data = (void *)S3C2410_GPB(7),
- }, {
- .modalias = "WM8750",
- .bus_num = 2,
- .chip_select = 0,
- .mode = SPI_MODE_0, /* CPOL=0, CPHA=0 */
- .max_speed_hz = 100000,
- .controller_data = (void *)S3C2410_GPH(10),
- },
-};
-
-/* I2C bus and device configuration. */
-
-static struct s3c2410_platform_i2c jive_i2c_cfg __initdata = {
- .frequency = 80 * 1000,
- .flags = S3C_IICFLG_FILTER,
- .sda_delay = 2,
-};
-
-static struct i2c_board_info jive_i2c_devs[] __initdata = {
- [0] = {
- I2C_BOARD_INFO("lis302dl", 0x1c),
- .irq = IRQ_EINT14,
- },
-};
-
-/* The platform devices being used. */
-
-static struct platform_device *jive_devices[] __initdata = {
- &s3c_device_ohci,
- &s3c_device_rtc,
- &s3c_device_wdt,
- &s3c_device_i2c0,
- &s3c_device_lcd,
- &jive_device_lcdspi,
- &jive_device_wm8750,
- &s3c_device_nand,
- &s3c_device_usbgadget,
-};
-
-static struct s3c2410_udc_mach_info jive_udc_cfg __initdata = {
- .vbus_pin = S3C2410_GPG(1), /* detect is on GPG1 */
-};
-
-/* Jive power management device */
-
-#ifdef CONFIG_PM
-static int jive_pm_suspend(void)
-{
- /* Write the magic value u-boot uses to check for resume into
- * the INFORM0 register, and ensure INFORM1 is set to the
- * correct address to resume from. */
-
- __raw_writel(0x2BED, S3C2412_INFORM0);
- __raw_writel(virt_to_phys(s3c_cpu_resume), S3C2412_INFORM1);
-
- return 0;
-}
-
-static void jive_pm_resume(void)
-{
- __raw_writel(0x0, S3C2412_INFORM0);
-}
-
-#else
-#define jive_pm_suspend NULL
-#define jive_pm_resume NULL
-#endif
-
-static struct syscore_ops jive_pm_syscore_ops = {
- .suspend = jive_pm_suspend,
- .resume = jive_pm_resume,
-};
-
-static void __init jive_map_io(void)
-{
- s3c24xx_init_io(jive_iodesc, ARRAY_SIZE(jive_iodesc));
- s3c24xx_init_clocks(12000000);
- s3c24xx_init_uarts(jive_uartcfgs, ARRAY_SIZE(jive_uartcfgs));
-}
-
-static void jive_power_off(void)
-{
- printk(KERN_INFO "powering system down...\n");
-
- s3c2410_gpio_setpin(S3C2410_GPC(5), 1);
- s3c_gpio_cfgpin(S3C2410_GPC(5), S3C2410_GPIO_OUTPUT);
-}
-
-static void __init jive_machine_init(void)
-{
- /* register system core operations for managing low level suspend */
-
- register_syscore_ops(&jive_pm_syscore_ops);
-
- /* write our sleep configurations for the IO. Pull down all unused
- * IO, ensure that we have turned off all peripherals we do not
- * need, and configure the ones we do need. */
-
- /* Port B sleep */
-
- __raw_writel(S3C2412_SLPCON_IN(0) |
- S3C2412_SLPCON_PULL(1) |
- S3C2412_SLPCON_HIGH(2) |
- S3C2412_SLPCON_PULL(3) |
- S3C2412_SLPCON_PULL(4) |
- S3C2412_SLPCON_PULL(5) |
- S3C2412_SLPCON_PULL(6) |
- S3C2412_SLPCON_HIGH(7) |
- S3C2412_SLPCON_PULL(8) |
- S3C2412_SLPCON_PULL(9) |
- S3C2412_SLPCON_PULL(10), S3C2412_GPBSLPCON);
-
- /* Port C sleep */
-
- __raw_writel(S3C2412_SLPCON_PULL(0) |
- S3C2412_SLPCON_PULL(1) |
- S3C2412_SLPCON_PULL(2) |
- S3C2412_SLPCON_PULL(3) |
- S3C2412_SLPCON_PULL(4) |
- S3C2412_SLPCON_PULL(5) |
- S3C2412_SLPCON_LOW(6) |
- S3C2412_SLPCON_PULL(6) |
- S3C2412_SLPCON_PULL(7) |
- S3C2412_SLPCON_PULL(8) |
- S3C2412_SLPCON_PULL(9) |
- S3C2412_SLPCON_PULL(10) |
- S3C2412_SLPCON_PULL(11) |
- S3C2412_SLPCON_PULL(12) |
- S3C2412_SLPCON_PULL(13) |
- S3C2412_SLPCON_PULL(14) |
- S3C2412_SLPCON_PULL(15), S3C2412_GPCSLPCON);
-
- /* Port D sleep */
-
- __raw_writel(S3C2412_SLPCON_ALL_PULL, S3C2412_GPDSLPCON);
-
- /* Port F sleep */
-
- __raw_writel(S3C2412_SLPCON_LOW(0) |
- S3C2412_SLPCON_LOW(1) |
- S3C2412_SLPCON_LOW(2) |
- S3C2412_SLPCON_EINT(3) |
- S3C2412_SLPCON_EINT(4) |
- S3C2412_SLPCON_EINT(5) |
- S3C2412_SLPCON_EINT(6) |
- S3C2412_SLPCON_EINT(7), S3C2412_GPFSLPCON);
-
- /* Port G sleep */
-
- __raw_writel(S3C2412_SLPCON_IN(0) |
- S3C2412_SLPCON_IN(1) |
- S3C2412_SLPCON_IN(2) |
- S3C2412_SLPCON_IN(3) |
- S3C2412_SLPCON_IN(4) |
- S3C2412_SLPCON_IN(5) |
- S3C2412_SLPCON_IN(6) |
- S3C2412_SLPCON_IN(7) |
- S3C2412_SLPCON_PULL(8) |
- S3C2412_SLPCON_PULL(9) |
- S3C2412_SLPCON_IN(10) |
- S3C2412_SLPCON_PULL(11) |
- S3C2412_SLPCON_PULL(12) |
- S3C2412_SLPCON_PULL(13) |
- S3C2412_SLPCON_IN(14) |
- S3C2412_SLPCON_PULL(15), S3C2412_GPGSLPCON);
-
- /* Port H sleep */
-
- __raw_writel(S3C2412_SLPCON_PULL(0) |
- S3C2412_SLPCON_PULL(1) |
- S3C2412_SLPCON_PULL(2) |
- S3C2412_SLPCON_PULL(3) |
- S3C2412_SLPCON_PULL(4) |
- S3C2412_SLPCON_PULL(5) |
- S3C2412_SLPCON_PULL(6) |
- S3C2412_SLPCON_IN(7) |
- S3C2412_SLPCON_IN(8) |
- S3C2412_SLPCON_PULL(9) |
- S3C2412_SLPCON_IN(10), S3C2412_GPHSLPCON);
-
- /* initialise the power management now we've setup everything. */
-
- s3c_pm_init();
-
- /** TODO - check that this is after the cmdline option! */
- s3c_nand_set_platdata(&jive_nand_info);
-
- /* initialise the spi */
-
- gpio_request(S3C2410_GPG(13), "lcm reset");
- gpio_direction_output(S3C2410_GPG(13), 0);
-
- gpio_request(S3C2410_GPB(7), "jive spi");
- gpio_direction_output(S3C2410_GPB(7), 1);
-
- s3c2410_gpio_setpin(S3C2410_GPB(6), 0);
- s3c_gpio_cfgpin(S3C2410_GPB(6), S3C2410_GPIO_OUTPUT);
-
- s3c2410_gpio_setpin(S3C2410_GPG(8), 1);
- s3c_gpio_cfgpin(S3C2410_GPG(8), S3C2410_GPIO_OUTPUT);
-
- /* initialise the WM8750 spi */
-
- gpio_request(S3C2410_GPH(10), "jive wm8750 spi");
- gpio_direction_output(S3C2410_GPH(10), 1);
-
- /* Turn off suspend on both USB ports, and switch the
- * selectable USB port to USB device mode. */
-
- s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
- S3C2410_MISCCR_USBSUSPND0 |
- S3C2410_MISCCR_USBSUSPND1, 0x0);
-
- s3c24xx_udc_set_platdata(&jive_udc_cfg);
- s3c24xx_fb_set_platdata(&jive_lcd_config);
-
- spi_register_board_info(jive_spi_devs, ARRAY_SIZE(jive_spi_devs));
-
- s3c_i2c0_set_platdata(&jive_i2c_cfg);
- i2c_register_board_info(0, jive_i2c_devs, ARRAY_SIZE(jive_i2c_devs));
-
- pm_power_off = jive_power_off;
-
- platform_add_devices(jive_devices, ARRAY_SIZE(jive_devices));
-}
-
-MACHINE_START(JIVE, "JIVE")
- /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
- .atag_offset = 0x100,
-
- .init_irq = s3c24xx_init_irq,
- .map_io = jive_map_io,
- .init_machine = jive_machine_init,
- .timer = &s3c24xx_timer,
- .restart = s3c2412_restart,
-MACHINE_END
diff --git a/arch/arm/mach-s3c2412/mach-smdk2413.c b/arch/arm/mach-s3c2412/mach-smdk2413.c
deleted file mode 100644
index b11451b853d..00000000000
--- a/arch/arm/mach-s3c2412/mach-smdk2413.c
+++ /dev/null
@@ -1,162 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/mach-smdk2413.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the
- * loans of SMDK2413 to work with.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/gpio.h>
-#include <linux/serial_core.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/hardware.h>
-#include <asm/hardware/iomd.h>
-#include <asm/setup.h>
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-
-//#include <asm/debug-ll.h>
-#include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-lcd.h>
-
-#include <mach/idle.h>
-#include <plat/udc.h>
-#include <plat/iic.h>
-#include <mach/fb.h>
-
-#include <plat/s3c2410.h>
-#include <plat/s3c2412.h>
-#include <plat/clock.h>
-#include <plat/devs.h>
-#include <plat/cpu.h>
-
-#include <plat/common-smdk.h>
-
-static struct map_desc smdk2413_iodesc[] __initdata = {
-};
-
-static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = {
- [0] = {
- .hwport = 0,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x03,
- .ufcon = 0x51,
- },
- [1] = {
- .hwport = 1,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x03,
- .ufcon = 0x51,
- },
- /* IR port */
- [2] = {
- .hwport = 2,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x43,
- .ufcon = 0x51,
- }
-};
-
-
-static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
- .pullup_pin = S3C2410_GPF(2),
-};
-
-
-static struct platform_device *smdk2413_devices[] __initdata = {
- &s3c_device_ohci,
- &s3c_device_wdt,
- &s3c_device_i2c0,
- &s3c_device_iis,
- &s3c_device_usbgadget,
-};
-
-static void __init smdk2413_fixup(struct tag *tags, char **cmdline,
- struct meminfo *mi)
-{
- if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
- mi->nr_banks=1;
- mi->bank[0].start = 0x30000000;
- mi->bank[0].size = SZ_64M;
- }
-}
-
-static void __init smdk2413_map_io(void)
-{
- s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
- s3c24xx_init_clocks(12000000);
- s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
-}
-
-static void __init smdk2413_machine_init(void)
-{ /* Turn off suspend on both USB ports, and switch the
- * selectable USB port to USB device mode. */
-
- s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
- S3C2410_MISCCR_USBSUSPND0 |
- S3C2410_MISCCR_USBSUSPND1, 0x0);
-
-
- s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
- s3c_i2c0_set_platdata(NULL);
-
- platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
- smdk_machine_init();
-}
-
-MACHINE_START(S3C2413, "S3C2413")
- /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
- .atag_offset = 0x100,
-
- .fixup = smdk2413_fixup,
- .init_irq = s3c24xx_init_irq,
- .map_io = smdk2413_map_io,
- .init_machine = smdk2413_machine_init,
- .timer = &s3c24xx_timer,
- .restart = s3c2412_restart,
-MACHINE_END
-
-MACHINE_START(SMDK2412, "SMDK2412")
- /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
- .atag_offset = 0x100,
-
- .fixup = smdk2413_fixup,
- .init_irq = s3c24xx_init_irq,
- .map_io = smdk2413_map_io,
- .init_machine = smdk2413_machine_init,
- .timer = &s3c24xx_timer,
- .restart = s3c2412_restart,
-MACHINE_END
-
-MACHINE_START(SMDK2413, "SMDK2413")
- /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
- .atag_offset = 0x100,
-
- .fixup = smdk2413_fixup,
- .init_irq = s3c24xx_init_irq,
- .map_io = smdk2413_map_io,
- .init_machine = smdk2413_machine_init,
- .timer = &s3c24xx_timer,
- .restart = s3c2412_restart,
-MACHINE_END
diff --git a/arch/arm/mach-s3c2412/mach-vstms.c b/arch/arm/mach-s3c2412/mach-vstms.c
deleted file mode 100644
index 94bfaa1fb14..00000000000
--- a/arch/arm/mach-s3c2412/mach-vstms.c
+++ /dev/null
@@ -1,166 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/mach-vstms.c
- *
- * (C) 2006 Thomas Gleixner <tglx@linutronix.de>
- *
- * Derived from mach-smdk2413.c - (C) 2006 Simtec Electronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/serial_core.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/nand_ecc.h>
-#include <linux/mtd/partitions.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/hardware.h>
-#include <asm/setup.h>
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-lcd.h>
-
-#include <mach/idle.h>
-#include <mach/fb.h>
-
-#include <plat/iic.h>
-#include <plat/nand.h>
-
-#include <plat/s3c2410.h>
-#include <plat/s3c2412.h>
-#include <plat/clock.h>
-#include <plat/devs.h>
-#include <plat/cpu.h>
-
-
-static struct map_desc vstms_iodesc[] __initdata = {
-};
-
-static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = {
- [0] = {
- .hwport = 0,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x03,
- .ufcon = 0x51,
- },
- [1] = {
- .hwport = 1,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x03,
- .ufcon = 0x51,
- },
- [2] = {
- .hwport = 2,
- .flags = 0,
- .ucon = 0x3c5,
- .ulcon = 0x03,
- .ufcon = 0x51,
- }
-};
-
-static struct mtd_partition __initdata vstms_nand_part[] = {
- [0] = {
- .name = "Boot Agent",
- .size = 0x7C000,
- .offset = 0,
- },
- [1] = {
- .name = "UBoot Config",
- .offset = 0x7C000,
- .size = 0x4000,
- },
- [2] = {
- .name = "Kernel",
- .offset = 0x80000,
- .size = 0x200000,
- },
- [3] = {
- .name = "RFS",
- .offset = 0x280000,
- .size = 0x3d80000,
- },
-};
-
-static struct s3c2410_nand_set __initdata vstms_nand_sets[] = {
- [0] = {
- .name = "NAND",
- .nr_chips = 1,
- .nr_partitions = ARRAY_SIZE(vstms_nand_part),
- .partitions = vstms_nand_part,
- },
-};
-
-/* choose a set of timings which should suit most 512Mbit
- * chips and beyond.
-*/
-
-static struct s3c2410_platform_nand __initdata vstms_nand_info = {
- .tacls = 20,
- .twrph0 = 60,
- .twrph1 = 20,
- .nr_sets = ARRAY_SIZE(vstms_nand_sets),
- .sets = vstms_nand_sets,
-};
-
-static struct platform_device *vstms_devices[] __initdata = {
- &s3c_device_ohci,
- &s3c_device_wdt,
- &s3c_device_i2c0,
- &s3c_device_iis,
- &s3c_device_rtc,
- &s3c_device_nand,
-};
-
-static void __init vstms_fixup(struct tag *tags, char **cmdline,
- struct meminfo *mi)
-{
- if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
- mi->nr_banks=1;
- mi->bank[0].start = 0x30000000;
- mi->bank[0].size = SZ_64M;
- }
-}
-
-static void __init vstms_map_io(void)
-{
- s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc));
- s3c24xx_init_clocks(12000000);
- s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs));
-}
-
-static void __init vstms_init(void)
-{
- s3c_i2c0_set_platdata(NULL);
- s3c_nand_set_platdata(&vstms_nand_info);
-
- platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
-}
-
-MACHINE_START(VSTMS, "VSTMS")
- .atag_offset = 0x100,
-
- .fixup = vstms_fixup,
- .init_irq = s3c24xx_init_irq,
- .init_machine = vstms_init,
- .map_io = vstms_map_io,
- .timer = &s3c24xx_timer,
- .restart = s3c2412_restart,
-MACHINE_END
diff --git a/arch/arm/mach-s3c2412/pm.c b/arch/arm/mach-s3c2412/pm.c
deleted file mode 100644
index d04588506ec..00000000000
--- a/arch/arm/mach-s3c2412/pm.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/pm.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * http://armlinux.simtec.co.uk/.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/syscore_ops.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-#include <asm/cacheflush.h>
-#include <asm/irq.h>
-
-#include <mach/regs-power.h>
-#include <mach/regs-gpioj.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-dsc.h>
-
-#include <plat/cpu.h>
-#include <plat/pm.h>
-
-#include <plat/s3c2412.h>
-
-extern void s3c2412_sleep_enter(void);
-
-static int s3c2412_cpu_suspend(unsigned long arg)
-{
- unsigned long tmp;
-
- /* set our standby method to sleep */
-
- tmp = __raw_readl(S3C2412_PWRCFG);
- tmp |= S3C2412_PWRCFG_STANDBYWFI_SLEEP;
- __raw_writel(tmp, S3C2412_PWRCFG);
-
- s3c2412_sleep_enter();
-
- panic("sleep resumed to originator?");
-}
-
-static void s3c2412_pm_prepare(void)
-{
-}
-
-static int s3c2412_pm_add(struct device *dev, struct subsys_interface *sif)
-{
- pm_cpu_prep = s3c2412_pm_prepare;
- pm_cpu_sleep = s3c2412_cpu_suspend;
-
- return 0;
-}
-
-static struct sleep_save s3c2412_sleep[] = {
- SAVE_ITEM(S3C2412_DSC0),
- SAVE_ITEM(S3C2412_DSC1),
- SAVE_ITEM(S3C2413_GPJDAT),
- SAVE_ITEM(S3C2413_GPJCON),
- SAVE_ITEM(S3C2413_GPJUP),
-
- /* save the PWRCFG to get back to original sleep method */
-
- SAVE_ITEM(S3C2412_PWRCFG),
-
- /* save the sleep configuration anyway, just in case these
- * get damaged during wakeup */
-
- SAVE_ITEM(S3C2412_GPBSLPCON),
- SAVE_ITEM(S3C2412_GPCSLPCON),
- SAVE_ITEM(S3C2412_GPDSLPCON),
- SAVE_ITEM(S3C2412_GPFSLPCON),
- SAVE_ITEM(S3C2412_GPGSLPCON),
- SAVE_ITEM(S3C2412_GPHSLPCON),
- SAVE_ITEM(S3C2413_GPJSLPCON),
-};
-
-static struct subsys_interface s3c2412_pm_interface = {
- .name = "s3c2412_pm",
- .subsys = &s3c2412_subsys,
- .add_dev = s3c2412_pm_add,
-};
-
-static __init int s3c2412_pm_init(void)
-{
- return subsys_interface_register(&s3c2412_pm_interface);
-}
-
-arch_initcall(s3c2412_pm_init);
-
-static int s3c2412_pm_suspend(void)
-{
- s3c_pm_do_save(s3c2412_sleep, ARRAY_SIZE(s3c2412_sleep));
- return 0;
-}
-
-static void s3c2412_pm_resume(void)
-{
- unsigned long tmp;
-
- tmp = __raw_readl(S3C2412_PWRCFG);
- tmp &= ~S3C2412_PWRCFG_STANDBYWFI_MASK;
- tmp |= S3C2412_PWRCFG_STANDBYWFI_IDLE;
- __raw_writel(tmp, S3C2412_PWRCFG);
-
- s3c_pm_do_restore(s3c2412_sleep, ARRAY_SIZE(s3c2412_sleep));
-}
-
-struct syscore_ops s3c2412_pm_syscore_ops = {
- .suspend = s3c2412_pm_suspend,
- .resume = s3c2412_pm_resume,
-};
diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c
deleted file mode 100644
index c6eac987109..00000000000
--- a/arch/arm/mach-s3c2412/s3c2412.c
+++ /dev/null
@@ -1,251 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/s3c2412.c
- *
- * Copyright (c) 2006 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * http://armlinux.simtec.co.uk/.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/interrupt.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/init.h>
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/device.h>
-#include <linux/syscore_ops.h>
-#include <linux/serial_core.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <mach/hardware.h>
-#include <asm/proc-fns.h>
-#include <asm/irq.h>
-
-#include <plat/cpu-freq.h>
-
-#include <mach/regs-clock.h>
-#include <plat/regs-serial.h>
-#include <mach/regs-power.h>
-#include <mach/regs-gpio.h>
-#include <mach/regs-gpioj.h>
-#include <mach/regs-dsc.h>
-#include <plat/regs-spi.h>
-#include <mach/regs-s3c2412.h>
-
-#include <plat/s3c2412.h>
-#include <plat/cpu.h>
-#include <plat/devs.h>
-#include <plat/clock.h>
-#include <plat/pm.h>
-#include <plat/pll.h>
-#include <plat/nand-core.h>
-
-#ifndef CONFIG_CPU_S3C2412_ONLY
-void __iomem *s3c24xx_va_gpio2 = S3C24XX_VA_GPIO;
-
-static inline void s3c2412_init_gpio2(void)
-{
- s3c24xx_va_gpio2 = S3C24XX_VA_GPIO + 0x10;
-}
-#else
-#define s3c2412_init_gpio2() do { } while(0)
-#endif
-
-/* Initial IO mappings */
-
-static struct map_desc s3c2412_iodesc[] __initdata = {
- IODESC_ENT(CLKPWR),
- IODESC_ENT(TIMER),
- IODESC_ENT(WATCHDOG),
- {
- .virtual = (unsigned long)S3C2412_VA_SSMC,
- .pfn = __phys_to_pfn(S3C2412_PA_SSMC),
- .length = SZ_1M,
- .type = MT_DEVICE,
- },
- {
- .virtual = (unsigned long)S3C2412_VA_EBI,
- .pfn = __phys_to_pfn(S3C2412_PA_EBI),
- .length = SZ_1M,
- .type = MT_DEVICE,
- },
-};
-
-/* uart registration process */
-
-void __init s3c2412_init_uarts(struct s3c2410_uartcfg *cfg, int no)
-{
- s3c24xx_init_uartdevs("s3c2412-uart", s3c2410_uart_resources, cfg, no);
-
- /* rename devices that are s3c2412/s3c2413 specific */
- s3c_device_sdi.name = "s3c2412-sdi";
- s3c_device_lcd.name = "s3c2412-lcd";
- s3c_nand_setname("s3c2412-nand");
-
- /* alter IRQ of SDI controller */
-
- s3c_device_sdi.resource[1].start = IRQ_S3C2412_SDI;
- s3c_device_sdi.resource[1].end = IRQ_S3C2412_SDI;
-
- /* spi channel related changes, s3c2412/13 specific */
- s3c_device_spi0.name = "s3c2412-spi";
- s3c_device_spi0.resource[0].end = S3C24XX_PA_SPI + 0x24;
- s3c_device_spi1.name = "s3c2412-spi";
- s3c_device_spi1.resource[0].start = S3C24XX_PA_SPI + S3C2412_SPI1;
- s3c_device_spi1.resource[0].end = S3C24XX_PA_SPI + S3C2412_SPI1 + 0x24;
-
-}
-
-/* s3c2412_idle
- *
- * use the standard idle call by ensuring the idle mode
- * in power config, then issuing the idle co-processor
- * instruction
-*/
-
-static void s3c2412_idle(void)
-{
- unsigned long tmp;
-
- /* ensure our idle mode is to go to idle */
-
- tmp = __raw_readl(S3C2412_PWRCFG);
- tmp &= ~S3C2412_PWRCFG_STANDBYWFI_MASK;
- tmp |= S3C2412_PWRCFG_STANDBYWFI_IDLE;
- __raw_writel(tmp, S3C2412_PWRCFG);
-
- cpu_do_idle();
-}
-
-void s3c2412_restart(char mode, const char *cmd)
-{
- if (mode == 's')
- soft_restart(0);
-
- /* errata "Watch-dog/Software Reset Problem" specifies that
- * this reset must be done with the SYSCLK sourced from
- * EXTCLK instead of FOUT to avoid a glitch in the reset
- * mechanism.
- *
- * See the watchdog section of the S3C2412 manual for more
- * information on this fix.
- */
-
- __raw_writel(0x00, S3C2412_CLKSRC);
- __raw_writel(S3C2412_SWRST_RESET, S3C2412_SWRST);
-
- mdelay(1);
-}
-
-/* s3c2412_map_io
- *
- * register the standard cpu IO areas, and any passed in from the
- * machine specific initialisation.
-*/
-
-void __init s3c2412_map_io(void)
-{
- /* move base of IO */
-
- s3c2412_init_gpio2();
-
- /* set our idle function */
-
- arm_pm_idle = s3c2412_idle;
-
- /* register our io-tables */
-
- iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc));
-}
-
-void __init_or_cpufreq s3c2412_setup_clocks(void)
-{
- struct clk *xtal_clk;
- unsigned long tmp;
- unsigned long xtal;
- unsigned long fclk;
- unsigned long hclk;
- unsigned long pclk;
-
- xtal_clk = clk_get(NULL, "xtal");
- xtal = clk_get_rate(xtal_clk);
- clk_put(xtal_clk);
-
- /* now we've got our machine bits initialised, work out what
- * clocks we've got */
-
- fclk = s3c24xx_get_pll(__raw_readl(S3C2410_MPLLCON), xtal * 2);
-
- clk_mpll.rate = fclk;
-
- tmp = __raw_readl(S3C2410_CLKDIVN);
-
- /* work out clock scalings */
-
- hclk = fclk / ((tmp & S3C2412_CLKDIVN_HDIVN_MASK) + 1);
- hclk /= ((tmp & S3C2412_CLKDIVN_ARMDIVN) ? 2 : 1);
- pclk = hclk / ((tmp & S3C2412_CLKDIVN_PDIVN) ? 2 : 1);
-
- /* print brieft summary of clocks, etc */
-
- printk("S3C2412: core %ld.%03ld MHz, memory %ld.%03ld MHz, peripheral %ld.%03ld MHz\n",
- print_mhz(fclk), print_mhz(hclk), print_mhz(pclk));
-
- s3c24xx_setup_clocks(fclk, hclk, pclk);
-}
-
-void __init s3c2412_init_clocks(int xtal)
-{
- /* initialise the clocks here, to allow other things like the
- * console to use them
- */
-
- s3c24xx_register_baseclocks(xtal);
- s3c2412_setup_clocks();
- s3c2412_baseclk_add();
-}
-
-/* need to register the subsystem before we actually register the device, and
- * we also need to ensure that it has been initialised before any of the
- * drivers even try to use it (even if not on an s3c2412 based system)
- * as a driver which may support both 2410 and 2440 may try and use it.
-*/
-
-struct bus_type s3c2412_subsys = {
- .name = "s3c2412-core",
- .dev_name = "s3c2412-core",
-};
-
-static int __init s3c2412_core_init(void)
-{
- return subsys_system_register(&s3c2412_subsys, NULL);
-}
-
-core_initcall(s3c2412_core_init);
-
-static struct device s3c2412_dev = {
- .bus = &s3c2412_subsys,
-};
-
-int __init s3c2412_init(void)
-{
- printk("S3C2412: Initialising architecture\n");
-
-#ifdef CONFIG_PM
- register_syscore_ops(&s3c2412_pm_syscore_ops);
-#endif
- register_syscore_ops(&s3c24xx_irq_syscore_ops);
-
- return device_register(&s3c2412_dev);
-}
diff --git a/arch/arm/mach-s3c2412/sleep.S b/arch/arm/mach-s3c2412/sleep.S
deleted file mode 100644
index c82418ed714..00000000000
--- a/arch/arm/mach-s3c2412/sleep.S
+++ /dev/null
@@ -1,68 +0,0 @@
-/* linux/arch/arm/mach-s3c2412/sleep.S
- *
- * Copyright (c) 2007 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C2412 Power Manager low-level sleep support
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-*/
-
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-#include <mach/hardware.h>
-#include <mach/map.h>
-
-#include <mach/regs-irq.h>
-
- .text
-
- .global s3c2412_sleep_enter
-
-s3c2412_sleep_enter:
- mov r0, #0 /* argument for coprocessors */
- ldr r1, =S3C2410_INTPND
- ldr r2, =S3C2410_SRCPND
- ldr r3, =S3C2410_EINTPEND
-
- teq r0, r0
- bl s3c2412_sleep_enter1
- teq pc, r0
- bl s3c2412_sleep_enter1
-
- .align 5
-
- /* this is called twice, first with the Z flag to ensure that the
- * instructions have been loaded into the cache, and the second
- * time to try and suspend the system.
- */
-s3c2412_sleep_enter1:
- mcr p15, 0, r0, c7, c10, 4
- mcrne p15, 0, r0, c7, c0, 4
-
- /* if we return from here, it is because an interrupt was
- * active when we tried to shutdown. Try and ack the IRQ and
- * retry, as simply returning causes the system to lock.
- */
-
- ldrne r9, [ r1 ]
- strne r9, [ r1 ]
- ldrne r9, [ r2 ]
- strne r9, [ r2 ]
- ldrne r9, [ r3 ]
- strne r9, [ r3 ]
- bne s3c2412_sleep_enter1
-
- mov pc, r14