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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/Kconfig.debug14
-rw-r--r--arch/arm/boot/dts/exynos4412.dtsi28
-rw-r--r--arch/arm/configs/stm32_defconfig2
-rw-r--r--arch/arm/mach-ep93xx/snappercl15.c4
-rw-r--r--arch/arm/mach-ep93xx/ts72xx.c4
-rw-r--r--arch/arm/mach-imx/mach-qong.c2
-rw-r--r--arch/arm/mach-ixp4xx/ixdp425-setup.c6
-rw-r--r--arch/arm/mach-omap1/board-nand.c2
-rw-r--r--arch/arm/mach-orion5x/ts78xx-setup.c6
-rw-r--r--arch/arm/mach-pxa/balloon3.c2
-rw-r--r--arch/arm/mach-pxa/em-x270.c2
-rw-r--r--arch/arm/mach-pxa/palmtx.c2
-rw-r--r--arch/arm/plat-samsung/devs.c19
14 files changed, 42 insertions, 52 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 426115f7cb63..84b1b21b08ae 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -2,6 +2,7 @@ config ARM
bool
default y
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
+ select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAVE_CUSTOM_GPIO_H
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 259c0ca9c99a..e356357d86bb 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -15,20 +15,6 @@ config ARM_PTDUMP
kernel.
If in doubt, say "N"
-config STRICT_DEVMEM
- bool "Filter access to /dev/mem"
- depends on MMU
- ---help---
- If this option is disabled, you allow userspace (root) access to all
- of memory, including kernel and userspace memory. Accidental
- access to this is obviously disastrous, but specific access can
- be used by people debugging the kernel.
-
- If this option is switched on, the /dev/mem file only allows
- userspace access to memory mapped peripherals.
-
- If in doubt, say Y.
-
# RMK wants arm kernels compiled with frame pointers or stack unwinding.
# If you know what you are doing and are willing to live without stack
# traces, you can get a slightly smaller kernel by setting this option to
diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
index 294cfe40388d..40beede46e55 100644
--- a/arch/arm/boot/dts/exynos4412.dtsi
+++ b/arch/arm/boot/dts/exynos4412.dtsi
@@ -64,73 +64,73 @@
compatible = "operating-points-v2";
opp-shared;
- opp00 {
+ opp@200000000 {
opp-hz = /bits/ 64 <200000000>;
opp-microvolt = <900000>;
clock-latency-ns = <200000>;
};
- opp01 {
+ opp@300000000 {
opp-hz = /bits/ 64 <300000000>;
opp-microvolt = <900000>;
clock-latency-ns = <200000>;
};
- opp02 {
+ opp@400000000 {
opp-hz = /bits/ 64 <400000000>;
opp-microvolt = <925000>;
clock-latency-ns = <200000>;
};
- opp03 {
+ opp@500000000 {
opp-hz = /bits/ 64 <500000000>;
opp-microvolt = <950000>;
clock-latency-ns = <200000>;
};
- opp04 {
+ opp@600000000 {
opp-hz = /bits/ 64 <600000000>;
opp-microvolt = <975000>;
clock-latency-ns = <200000>;
};
- opp05 {
+ opp@700000000 {
opp-hz = /bits/ 64 <700000000>;
opp-microvolt = <987500>;
clock-latency-ns = <200000>;
};
- opp06 {
+ opp@800000000 {
opp-hz = /bits/ 64 <800000000>;
opp-microvolt = <1000000>;
clock-latency-ns = <200000>;
opp-suspend;
};
- opp07 {
+ opp@900000000 {
opp-hz = /bits/ 64 <900000000>;
opp-microvolt = <1037500>;
clock-latency-ns = <200000>;
};
- opp08 {
+ opp@1000000000 {
opp-hz = /bits/ 64 <1000000000>;
opp-microvolt = <1087500>;
clock-latency-ns = <200000>;
};
- opp09 {
+ opp@1100000000 {
opp-hz = /bits/ 64 <1100000000>;
opp-microvolt = <1137500>;
clock-latency-ns = <200000>;
};
- opp10 {
+ opp@1200000000 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <1187500>;
clock-latency-ns = <200000>;
};
- opp11 {
+ opp@1300000000 {
opp-hz = /bits/ 64 <1300000000>;
opp-microvolt = <1250000>;
clock-latency-ns = <200000>;
};
- opp12 {
+ opp@1400000000 {
opp-hz = /bits/ 64 <1400000000>;
opp-microvolt = <1287500>;
clock-latency-ns = <200000>;
};
- opp13 {
+ opp@1500000000 {
opp-hz = /bits/ 64 <1500000000>;
opp-microvolt = <1350000>;
clock-latency-ns = <200000>;
diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
index 4725fab562cb..ec5250547d14 100644
--- a/arch/arm/configs/stm32_defconfig
+++ b/arch/arm/configs/stm32_defconfig
@@ -54,6 +54,8 @@ CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=y
CONFIG_LEDS_TRIGGERS=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_DMADEVICES=y
+CONFIG_STM32_DMA=y
# CONFIG_FILE_LOCKING is not set
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY_USER is not set
diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c
index c4904264256a..b2db791b3b38 100644
--- a/arch/arm/mach-ep93xx/snappercl15.c
+++ b/arch/arm/mach-ep93xx/snappercl15.c
@@ -49,7 +49,7 @@
static void snappercl15_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
static u16 nand_state = SNAPPERCL15_NAND_WPN;
u16 set;
@@ -76,7 +76,7 @@ static void snappercl15_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
static int snappercl15_nand_dev_ready(struct mtd_info *mtd)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
return !!(__raw_readw(NAND_CTRL_ADDR(chip)) & SNAPPERCL15_NAND_RDY);
}
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index 61f4b5dc4d7d..45b81a2bcd4b 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -74,7 +74,7 @@ static void __init ts72xx_map_io(void)
static void ts72xx_nand_hwcontrol(struct mtd_info *mtd,
int cmd, unsigned int ctrl)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
if (ctrl & NAND_CTRL_CHANGE) {
void __iomem *addr = chip->IO_ADDR_R;
@@ -96,7 +96,7 @@ static void ts72xx_nand_hwcontrol(struct mtd_info *mtd,
static int ts72xx_nand_device_ready(struct mtd_info *mtd)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
void __iomem *addr = chip->IO_ADDR_R;
addr += (1 << TS72XX_NAND_BUSY_ADDR_LINE);
diff --git a/arch/arm/mach-imx/mach-qong.c b/arch/arm/mach-imx/mach-qong.c
index a213e7b9cb1c..5c2764604727 100644
--- a/arch/arm/mach-imx/mach-qong.c
+++ b/arch/arm/mach-imx/mach-qong.c
@@ -131,7 +131,7 @@ static void qong_init_nor_mtd(void)
*/
static void qong_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
- struct nand_chip *nand_chip = mtd->priv;
+ struct nand_chip *nand_chip = mtd_to_nand(mtd);
if (cmd == NAND_CMD_NONE)
return;
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
index e7b8befa8729..508c2d7786e2 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
@@ -76,8 +76,8 @@ static struct mtd_partition ixdp425_partitions[] = {
static void
ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
- int offset = (int)this->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
+ int offset = (int)nand_get_controller_data(this);
if (ctrl & NAND_CTRL_CHANGE) {
if (ctrl & NAND_NCE) {
@@ -88,7 +88,7 @@ ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
offset = (ctrl & NAND_CLE) ? IXDP425_NAND_CMD_BYTE : 0;
offset |= (ctrl & NAND_ALE) ? IXDP425_NAND_ADDR_BYTE : 0;
- this->priv = (void *)offset;
+ nand_set_controller_data(this, (void *)offset);
}
if (cmd != NAND_CMD_NONE)
diff --git a/arch/arm/mach-omap1/board-nand.c b/arch/arm/mach-omap1/board-nand.c
index 4d0835327d20..7684f9203474 100644
--- a/arch/arm/mach-omap1/board-nand.c
+++ b/arch/arm/mach-omap1/board-nand.c
@@ -22,7 +22,7 @@
void omap1_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
unsigned long mask;
if (cmd == NAND_CMD_NONE)
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c
index 1b704d35cf5b..96cf6b51eddc 100644
--- a/arch/arm/mach-orion5x/ts78xx-setup.c
+++ b/arch/arm/mach-orion5x/ts78xx-setup.c
@@ -176,7 +176,7 @@ static void ts78xx_ts_rtc_unload(void)
static void ts78xx_ts_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
if (ctrl & NAND_CTRL_CHANGE) {
unsigned char bits;
@@ -200,7 +200,7 @@ static int ts78xx_ts_nand_dev_ready(struct mtd_info *mtd)
static void ts78xx_ts_nand_write_buf(struct mtd_info *mtd,
const uint8_t *buf, int len)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
void __iomem *io_base = chip->IO_ADDR_W;
unsigned long off = ((unsigned long)buf & 3);
int sz;
@@ -227,7 +227,7 @@ static void ts78xx_ts_nand_write_buf(struct mtd_info *mtd,
static void ts78xx_ts_nand_read_buf(struct mtd_info *mtd,
uint8_t *buf, int len)
{
- struct nand_chip *chip = mtd->priv;
+ struct nand_chip *chip = mtd_to_nand(mtd);
void __iomem *io_base = chip->IO_ADDR_R;
unsigned long off = ((unsigned long)buf & 3);
int sz;
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index a727282bfa99..7734ec4f1385 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -572,7 +572,7 @@ static inline void balloon3_i2c_init(void) {}
#if defined(CONFIG_MTD_NAND_PLATFORM)||defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
static void balloon3_nand_cmd_ctl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
uint8_t balloon3_ctl_set = 0, balloon3_ctl_clr = 0;
if (ctrl & NAND_CTRL_CHANGE) {
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index 8b1f89e096c6..2a76c4ef8d03 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -289,7 +289,7 @@ static void nand_cs_off(void)
static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
dsb();
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c
index 83f830dd8ad8..d787dd17f6b2 100644
--- a/arch/arm/mach-pxa/palmtx.c
+++ b/arch/arm/mach-pxa/palmtx.c
@@ -250,7 +250,7 @@ static inline void palmtx_keys_init(void) {}
static void palmtx_nand_cmd_ctl(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
- struct nand_chip *this = mtd->priv;
+ struct nand_chip *this = mtd_to_nand(mtd);
char __iomem *nandaddr = this->IO_ADDR_W;
if (cmd == NAND_CMD_NONE)
diff --git a/arch/arm/plat-samsung/devs.c b/arch/arm/plat-samsung/devs.c
index 74ef8891254e..42f6f9cd844c 100644
--- a/arch/arm/plat-samsung/devs.c
+++ b/arch/arm/plat-samsung/devs.c
@@ -1100,9 +1100,7 @@ struct platform_device s3c_device_wdt = {
#ifdef CONFIG_S3C64XX_DEV_SPI0
static struct resource s3c64xx_spi0_resource[] = {
[0] = DEFINE_RES_MEM(S3C_PA_SPI0, SZ_256),
- [1] = DEFINE_RES_DMA(DMACH_SPI0_TX),
- [2] = DEFINE_RES_DMA(DMACH_SPI0_RX),
- [3] = DEFINE_RES_IRQ(IRQ_SPI0),
+ [1] = DEFINE_RES_IRQ(IRQ_SPI0),
};
struct platform_device s3c64xx_device_spi0 = {
@@ -1130,6 +1128,8 @@ void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
pd.num_cs = num_cs;
pd.src_clk_nr = src_clk_nr;
pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi0_cfg_gpio;
+ pd.dma_tx = (void *)DMACH_SPI0_TX;
+ pd.dma_rx = (void *)DMACH_SPI0_RX;
#if defined(CONFIG_PL330_DMA)
pd.filter = pl330_filter;
#elif defined(CONFIG_S3C64XX_PL080)
@@ -1145,9 +1145,7 @@ void __init s3c64xx_spi0_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
#ifdef CONFIG_S3C64XX_DEV_SPI1
static struct resource s3c64xx_spi1_resource[] = {
[0] = DEFINE_RES_MEM(S3C_PA_SPI1, SZ_256),
- [1] = DEFINE_RES_DMA(DMACH_SPI1_TX),
- [2] = DEFINE_RES_DMA(DMACH_SPI1_RX),
- [3] = DEFINE_RES_IRQ(IRQ_SPI1),
+ [1] = DEFINE_RES_IRQ(IRQ_SPI1),
};
struct platform_device s3c64xx_device_spi1 = {
@@ -1175,12 +1173,15 @@ void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
pd.num_cs = num_cs;
pd.src_clk_nr = src_clk_nr;
pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi1_cfg_gpio;
+ pd.dma_tx = (void *)DMACH_SPI1_TX;
+ pd.dma_rx = (void *)DMACH_SPI1_RX;
#if defined(CONFIG_PL330_DMA)
pd.filter = pl330_filter;
#elif defined(CONFIG_S3C64XX_PL080)
pd.filter = pl08x_filter_id;
#endif
+
s3c_set_platdata(&pd, sizeof(pd), &s3c64xx_device_spi1);
}
#endif /* CONFIG_S3C64XX_DEV_SPI1 */
@@ -1188,9 +1189,7 @@ void __init s3c64xx_spi1_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
#ifdef CONFIG_S3C64XX_DEV_SPI2
static struct resource s3c64xx_spi2_resource[] = {
[0] = DEFINE_RES_MEM(S3C_PA_SPI2, SZ_256),
- [1] = DEFINE_RES_DMA(DMACH_SPI2_TX),
- [2] = DEFINE_RES_DMA(DMACH_SPI2_RX),
- [3] = DEFINE_RES_IRQ(IRQ_SPI2),
+ [1] = DEFINE_RES_IRQ(IRQ_SPI2),
};
struct platform_device s3c64xx_device_spi2 = {
@@ -1218,6 +1217,8 @@ void __init s3c64xx_spi2_set_platdata(int (*cfg_gpio)(void), int src_clk_nr,
pd.num_cs = num_cs;
pd.src_clk_nr = src_clk_nr;
pd.cfg_gpio = (cfg_gpio) ? cfg_gpio : s3c64xx_spi2_cfg_gpio;
+ pd.dma_tx = (void *)DMACH_SPI2_TX;
+ pd.dma_rx = (void *)DMACH_SPI2_RX;
#if defined(CONFIG_PL330_DMA)
pd.filter = pl330_filter;
#elif defined(CONFIG_S3C64XX_PL080)
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