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The i.MX SoC update for 4.6: 

- Enable big endian mode support for i.MX platform
 - Add support for i.MX6QP SoC which is the latest i.MX6 family addition
 - Add basic suspend/resume support for i.MX25
 - A couple of i.MX7D support updates
 - A few random code cleanups
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Merge tag 'imx-soc-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/soc

Merge "i.MX SoC update for 4.6" from Shawn Guo:

- Enable big endian mode support for i.MX platform
- Add support for i.MX6QP SoC which is the latest i.MX6 family addition
- Add basic suspend/resume support for i.MX25
- A couple of i.MX7D support updates
- A few random code cleanups

* tag 'imx-soc-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: imx: Make reset_control_ops const
  ARM: imx: Do L2 errata only if the L2 cache isn't enabled
  ARM: imx: select ARM_CPU_SUSPEND only for imx6
  ARM: mx25: Add basic suspend/resume support
  ARM: imx: Add msl code support for imx6qp
  ARM: imx: enable big endian mode
  ARM: imx: use endian-safe readl/readw/writel/writew
  ARM: imx7d: correct chip version information
  ARM: imx: select HAVE_ARM_ARCH_TIMER if selected i.MX7D
  ARM: imx6: fix cleanup path in imx6q_suspend_init()
This commit is contained in:
Arnd Bergmann 2016-03-02 23:30:17 +01:00
Родитель e91fb3bd75 d2443b2e61
Коммит f3a186fbfd
33 изменённых файлов: 203 добавлений и 132 удалений
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3
arch/arm/include/debug/imx.S
Просмотреть файл

@ -11,6 +11,7 @@
*
*/
#include <asm/assembler.h>
#include "imx-uart.h"
/*
@ -34,6 +35,7 @@
.endm
.macro senduart,rd,rx
ARM_BE8(rev \rd, \rd)
str \rd, [\rx, #0x40] @ TXDATA
.endm
@ -42,6 +44,7 @@
.macro busyuart,rd,rx
1002: ldr \rd, [\rx, #0x98] @ SR2
ARM_BE8(rev \rd, \rd)
tst \rd, #1 << 3 @ TXDC
beq 1002b @ wait until transmit done
.endm

30
arch/arm/mach-imx/3ds_debugboard.c
Просмотреть файл

@ -94,8 +94,8 @@ static void mxc_expio_irq_handler(struct irq_desc *desc)
/* irq = gpio irq number */
desc->irq_data.chip->irq_mask(&desc->irq_data);
imr_val = __raw_readw(brd_io + INTR_MASK_REG);
int_valid = __raw_readw(brd_io + INTR_STATUS_REG) & ~imr_val;
imr_val = imx_readw(brd_io + INTR_MASK_REG);
int_valid = imx_readw(brd_io + INTR_STATUS_REG) & ~imr_val;
expio_irq = 0;
for (; int_valid != 0; int_valid >>= 1, expio_irq++) {
@ -117,17 +117,17 @@ static void expio_mask_irq(struct irq_data *d)
u16 reg;
u32 expio = d->hwirq;
reg = __raw_readw(brd_io + INTR_MASK_REG);
reg = imx_readw(brd_io + INTR_MASK_REG);
reg |= (1 << expio);
__raw_writew(reg, brd_io + INTR_MASK_REG);
imx_writew(reg, brd_io + INTR_MASK_REG);
}
static void expio_ack_irq(struct irq_data *d)
{
u32 expio = d->hwirq;
__raw_writew(1 << expio, brd_io + INTR_RESET_REG);
__raw_writew(0, brd_io + INTR_RESET_REG);
imx_writew(1 << expio, brd_io + INTR_RESET_REG);
imx_writew(0, brd_io + INTR_RESET_REG);
expio_mask_irq(d);
}
@ -136,9 +136,9 @@ static void expio_unmask_irq(struct irq_data *d)
u16 reg;
u32 expio = d->hwirq;
reg = __raw_readw(brd_io + INTR_MASK_REG);
reg = imx_readw(brd_io + INTR_MASK_REG);
reg &= ~(1 << expio);
__raw_writew(reg, brd_io + INTR_MASK_REG);
imx_writew(reg, brd_io + INTR_MASK_REG);
}
static struct irq_chip expio_irq_chip = {
@ -162,9 +162,9 @@ int __init mxc_expio_init(u32 base, u32 intr_gpio)
if (brd_io == NULL)
return -ENOMEM;
if ((__raw_readw(brd_io + MAGIC_NUMBER1_REG) != 0xAAAA) ||
(__raw_readw(brd_io + MAGIC_NUMBER2_REG) != 0x5555) ||
(__raw_readw(brd_io + MAGIC_NUMBER3_REG) != 0xCAFE)) {
if ((imx_readw(brd_io + MAGIC_NUMBER1_REG) != 0xAAAA) ||
(imx_readw(brd_io + MAGIC_NUMBER2_REG) != 0x5555) ||
(imx_readw(brd_io + MAGIC_NUMBER3_REG) != 0xCAFE)) {
pr_info("3-Stack Debug board not detected\n");
iounmap(brd_io);
brd_io = NULL;
@ -181,10 +181,10 @@ int __init mxc_expio_init(u32 base, u32 intr_gpio)
gpio_direction_input(intr_gpio);
/* disable the interrupt and clear the status */
__raw_writew(0, brd_io + INTR_MASK_REG);
__raw_writew(0xFFFF, brd_io + INTR_RESET_REG);
__raw_writew(0, brd_io + INTR_RESET_REG);
__raw_writew(0x1F, brd_io + INTR_MASK_REG);
imx_writew(0, brd_io + INTR_MASK_REG);
imx_writew(0xFFFF, brd_io + INTR_RESET_REG);
imx_writew(0, brd_io + INTR_RESET_REG);
imx_writew(0x1F, brd_io + INTR_MASK_REG);
irq_base = irq_alloc_descs(-1, 0, MXC_MAX_EXP_IO_LINES, numa_node_id());
WARN_ON(irq_base < 0);

4
arch/arm/mach-imx/Kconfig
Просмотреть файл

@ -2,7 +2,7 @@ menuconfig ARCH_MXC
bool "Freescale i.MX family"
depends on ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7 || ARM_SINGLE_ARMV7M
select ARCH_REQUIRE_GPIOLIB
select ARM_CPU_SUSPEND if PM
select ARCH_SUPPORTS_BIG_ENDIAN
select CLKSRC_IMX_GPT
select GENERIC_IRQ_CHIP
select PINCTRL
@ -511,6 +511,7 @@ config SOC_IMX53
config SOC_IMX6
bool
select ARM_CPU_SUSPEND if PM
select ARM_ERRATA_754322
select ARM_ERRATA_775420
select ARM_GIC
@ -561,6 +562,7 @@ config SOC_IMX7D
bool "i.MX7 Dual support"
select PINCTRL_IMX7D
select ARM_GIC
select HAVE_ARM_ARCH_TIMER
select HAVE_IMX_ANATOP
select HAVE_IMX_MMDC
select HAVE_IMX_SRC

2
arch/arm/mach-imx/Makefile
Просмотреть файл

@ -3,7 +3,7 @@ obj-y := cpu.o system.o irq-common.o
obj-$(CONFIG_SOC_IMX1) += mm-imx1.o
obj-$(CONFIG_SOC_IMX21) += mm-imx21.o
obj-$(CONFIG_SOC_IMX25) += cpu-imx25.o mach-imx25.o
obj-$(CONFIG_SOC_IMX25) += cpu-imx25.o mach-imx25.o pm-imx25.o
obj-$(CONFIG_SOC_IMX27) += cpu-imx27.o pm-imx27.o
obj-$(CONFIG_SOC_IMX27) += mm-imx27.o ehci-imx27.o

18
arch/arm/mach-imx/anatop.c
Просмотреть файл

@ -129,7 +129,14 @@ void __init imx_init_revision_from_anatop(void)
switch (digprog & 0xff) {
case 0:
revision = IMX_CHIP_REVISION_1_0;
/*
* For i.MX6QP, most of the code for i.MX6Q can be resued,
* so internally, we identify it as i.MX6Q Rev 2.0
*/
if (digprog >> 8 & 0x01)
revision = IMX_CHIP_REVISION_2_0;
else
revision = IMX_CHIP_REVISION_1_0;
break;
case 1:
revision = IMX_CHIP_REVISION_1_1;
@ -151,7 +158,14 @@ void __init imx_init_revision_from_anatop(void)
revision = IMX_CHIP_REVISION_1_5;
break;
default:
revision = IMX_CHIP_REVISION_UNKNOWN;
/*
* Fail back to return raw register value instead of 0xff.
* It will be easy to know version information in SOC if it
* can't be recognized by known version. And some chip's (i.MX7D)
* digprog value match linux version format, so it needn't map
* again and we can use register value directly.
*/
revision = digprog & 0xff;
}
mxc_set_cpu_type(digprog >> 16 & 0xff);

30
arch/arm/mach-imx/avic.c
Просмотреть файл

@ -66,12 +66,12 @@ static int avic_set_irq_fiq(unsigned int irq, unsigned int type)
return -EINVAL;
if (irq < AVIC_NUM_IRQS / 2) {
irqt = __raw_readl(avic_base + AVIC_INTTYPEL) & ~(1 << irq);
__raw_writel(irqt | (!!type << irq), avic_base + AVIC_INTTYPEL);
irqt = imx_readl(avic_base + AVIC_INTTYPEL) & ~(1 << irq);
imx_writel(irqt | (!!type << irq), avic_base + AVIC_INTTYPEL);
} else {
irq -= AVIC_NUM_IRQS / 2;
irqt = __raw_readl(avic_base + AVIC_INTTYPEH) & ~(1 << irq);
__raw_writel(irqt | (!!type << irq), avic_base + AVIC_INTTYPEH);
irqt = imx_readl(avic_base + AVIC_INTTYPEH) & ~(1 << irq);
imx_writel(irqt | (!!type << irq), avic_base + AVIC_INTTYPEH);
}
return 0;
@ -94,8 +94,8 @@ static void avic_irq_suspend(struct irq_data *d)
struct irq_chip_type *ct = gc->chip_types;
int idx = d->hwirq >> 5;
avic_saved_mask_reg[idx] = __raw_readl(avic_base + ct->regs.mask);
__raw_writel(gc->wake_active, avic_base + ct->regs.mask);
avic_saved_mask_reg[idx] = imx_readl(avic_base + ct->regs.mask);
imx_writel(gc->wake_active, avic_base + ct->regs.mask);
}
static void avic_irq_resume(struct irq_data *d)
@ -104,7 +104,7 @@ static void avic_irq_resume(struct irq_data *d)
struct irq_chip_type *ct = gc->chip_types;
int idx = d->hwirq >> 5;
__raw_writel(avic_saved_mask_reg[idx], avic_base + ct->regs.mask);
imx_writel(avic_saved_mask_reg[idx], avic_base + ct->regs.mask);
}
#else
@ -140,7 +140,7 @@ static void __exception_irq_entry avic_handle_irq(struct pt_regs *regs)
u32 nivector;
do {
nivector = __raw_readl(avic_base + AVIC_NIVECSR) >> 16;
nivector = imx_readl(avic_base + AVIC_NIVECSR) >> 16;
if (nivector == 0xffff)
break;
@ -164,16 +164,16 @@ void __init mxc_init_irq(void __iomem *irqbase)
/* put the AVIC into the reset value with
* all interrupts disabled
*/
__raw_writel(0, avic_base + AVIC_INTCNTL);
__raw_writel(0x1f, avic_base + AVIC_NIMASK);
imx_writel(0, avic_base + AVIC_INTCNTL);
imx_writel(0x1f, avic_base + AVIC_NIMASK);
/* disable all interrupts */
__raw_writel(0, avic_base + AVIC_INTENABLEH);
__raw_writel(0, avic_base + AVIC_INTENABLEL);
imx_writel(0, avic_base + AVIC_INTENABLEH);
imx_writel(0, avic_base + AVIC_INTENABLEL);
/* all IRQ no FIQ */
__raw_writel(0, avic_base + AVIC_INTTYPEH);
__raw_writel(0, avic_base + AVIC_INTTYPEL);
imx_writel(0, avic_base + AVIC_INTTYPEH);
imx_writel(0, avic_base + AVIC_INTTYPEL);
irq_base = irq_alloc_descs(-1, 0, AVIC_NUM_IRQS, numa_node_id());
WARN_ON(irq_base < 0);
@ -188,7 +188,7 @@ void __init mxc_init_irq(void __iomem *irqbase)
/* Set default priority value (0) for all IRQ's */
for (i = 0; i < 8; i++)
__raw_writel(0, avic_base + AVIC_NIPRIORITY(i));
imx_writel(0, avic_base + AVIC_NIPRIORITY(i));
set_handle_irq(avic_handle_irq);

1
arch/arm/mach-imx/common.h
Просмотреть файл

@ -66,6 +66,7 @@ void imx_gpc_check_dt(void);
void imx_gpc_set_arm_power_in_lpm(bool power_off);
void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw);
void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw);
void imx25_pm_init(void);
enum mxc_cpu_pwr_mode {
WAIT_CLOCKED, /* wfi only */

3
arch/arm/mach-imx/cpu-imx27.c
Просмотреть файл

@ -39,8 +39,7 @@ static int mx27_read_cpu_rev(void)
* the silicon revision very early we read it here to
* avoid any further hooks
*/
val = __raw_readl(MX27_IO_ADDRESS(MX27_SYSCTRL_BASE_ADDR
+ SYS_CHIP_ID));
val = imx_readl(MX27_IO_ADDRESS(MX27_SYSCTRL_BASE_ADDR + SYS_CHIP_ID));
mx27_cpu_partnumber = (int)((val >> 12) & 0xFFFF);

2
arch/arm/mach-imx/cpu-imx31.c
Просмотреть файл

@ -39,7 +39,7 @@ static int mx31_read_cpu_rev(void)
u32 i, srev;
/* read SREV register from IIM module */
srev = __raw_readl(MX31_IO_ADDRESS(MX31_IIM_BASE_ADDR + MXC_IIMSREV));
srev = imx_readl(MX31_IO_ADDRESS(MX31_IIM_BASE_ADDR + MXC_IIMSREV));
srev &= 0xff;
for (i = 0; i < ARRAY_SIZE(mx31_cpu_type); i++)

2
arch/arm/mach-imx/cpu-imx35.c
Просмотреть файл

@ -20,7 +20,7 @@ static int mx35_read_cpu_rev(void)
{
u32 rev;
rev = __raw_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV));
rev = imx_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV));
switch (rev) {
case 0x00:
return IMX_CHIP_REVISION_1_0;

16
arch/arm/mach-imx/cpu.c
Просмотреть файл

@ -45,20 +45,20 @@ void __init imx_set_aips(void __iomem *base)
* Set all MPROTx to be non-bufferable, trusted for R/W,
* not forced to user-mode.
*/
__raw_writel(0x77777777, base + 0x0);
__raw_writel(0x77777777, base + 0x4);
imx_writel(0x77777777, base + 0x0);
imx_writel(0x77777777, base + 0x4);
/*
* Set all OPACRx to be non-bufferable, to not require
* supervisor privilege level for access, allow for
* write access and untrusted master access.
*/
__raw_writel(0x0, base + 0x40);
__raw_writel(0x0, base + 0x44);
__raw_writel(0x0, base + 0x48);
__raw_writel(0x0, base + 0x4C);
reg = __raw_readl(base + 0x50) & 0x00FFFFFF;
__raw_writel(reg, base + 0x50);
imx_writel(0x0, base + 0x40);
imx_writel(0x0, base + 0x44);
imx_writel(0x0, base + 0x48);
imx_writel(0x0, base + 0x4C);
reg = imx_readl(base + 0x50) & 0x00FFFFFF;
imx_writel(reg, base + 0x50);
}
void __init imx_aips_allow_unprivileged_access(

22
arch/arm/mach-imx/epit.c
Просмотреть файл

@ -64,23 +64,23 @@ static inline void epit_irq_disable(void)
{
u32 val;
val = __raw_readl(timer_base + EPITCR);
val = imx_readl(timer_base + EPITCR);
val &= ~EPITCR_OCIEN;
__raw_writel(val, timer_base + EPITCR);
imx_writel(val, timer_base + EPITCR);
}
static inline void epit_irq_enable(void)
{
u32 val;
val = __raw_readl(timer_base + EPITCR);
val = imx_readl(timer_base + EPITCR);
val |= EPITCR_OCIEN;
__raw_writel(val, timer_base + EPITCR);
imx_writel(val, timer_base + EPITCR);
}
static void epit_irq_acknowledge(void)
{
__raw_writel(EPITSR_OCIF, timer_base + EPITSR);
imx_writel(EPITSR_OCIF, timer_base + EPITSR);
}
static int __init epit_clocksource_init(struct clk *timer_clk)
@ -98,9 +98,9 @@ static int epit_set_next_event(unsigned long evt,
{
unsigned long tcmp;
tcmp = __raw_readl(timer_base + EPITCNR);
tcmp = imx_readl(timer_base + EPITCNR);
__raw_writel(tcmp - evt, timer_base + EPITCMPR);
imx_writel(tcmp - evt, timer_base + EPITCMPR);
return 0;
}
@ -213,11 +213,11 @@ void __init epit_timer_init(void __iomem *base, int irq)
/*
* Initialise to a known state (all timers off, and timing reset)
*/
__raw_writel(0x0, timer_base + EPITCR);
imx_writel(0x0, timer_base + EPITCR);
__raw_writel(0xffffffff, timer_base + EPITLR);
__raw_writel(EPITCR_EN | EPITCR_CLKSRC_REF_HIGH | EPITCR_WAITEN,
timer_base + EPITCR);
imx_writel(0xffffffff, timer_base + EPITLR);
imx_writel(EPITCR_EN | EPITCR_CLKSRC_REF_HIGH | EPITCR_WAITEN,
timer_base + EPITCR);
/* init and register the timer to the framework */
epit_clocksource_init(timer_clk);

2
arch/arm/mach-imx/headsmp.S
Просмотреть файл

@ -12,6 +12,7 @@
#include <linux/linkage.h>
#include <linux/init.h>
#include <asm/assembler.h>
diag_reg_offset:
.word g_diag_reg - .
@ -25,6 +26,7 @@ diag_reg_offset:
.endm
ENTRY(v7_secondary_startup)
ARM_BE8(setend be) @ go BE8 if entered LE
set_diag_reg
b secondary_startup
ENDPROC(v7_secondary_startup)

12
arch/arm/mach-imx/iomux-imx31.c
Просмотреть файл

@ -57,10 +57,10 @@ void mxc_iomux_mode(unsigned int pin_mode)
spin_lock(&gpio_mux_lock);
l = __raw_readl(reg);
l = imx_readl(reg);
l &= ~(0xff << (field * 8));
l |= mode << (field * 8);
__raw_writel(l, reg);
imx_writel(l, reg);
spin_unlock(&gpio_mux_lock);
}
@ -82,10 +82,10 @@ void mxc_iomux_set_pad(enum iomux_pins pin, u32 config)
spin_lock(&gpio_mux_lock);
l = __raw_readl(reg);
l = imx_readl(reg);
l &= ~(0x1ff << (field * 10));
l |= config << (field * 10);
__raw_writel(l, reg);
imx_writel(l, reg);
spin_unlock(&gpio_mux_lock);
}
@ -163,12 +163,12 @@ void mxc_iomux_set_gpr(enum iomux_gp_func gp, bool en)
u32 l;
spin_lock(&gpio_mux_lock);
l = __raw_readl(IOMUXGPR);
l = imx_readl(IOMUXGPR);
if (en)
l |= gp;
else
l &= ~gp;
__raw_writel(l, IOMUXGPR);
imx_writel(l, IOMUXGPR);
spin_unlock(&gpio_mux_lock);
}

4
arch/arm/mach-imx/iomux-v1.c
Просмотреть файл

@ -38,12 +38,12 @@ static unsigned imx_iomuxv1_numports;
static inline unsigned long imx_iomuxv1_readl(unsigned offset)
{
return __raw_readl(imx_iomuxv1_baseaddr + offset);
return imx_readl(imx_iomuxv1_baseaddr + offset);
}
static inline void imx_iomuxv1_writel(unsigned long val, unsigned offset)
{
__raw_writel(val, imx_iomuxv1_baseaddr + offset);
imx_writel(val, imx_iomuxv1_baseaddr + offset);
}
static inline void imx_iomuxv1_rmwl(unsigned offset,

6
arch/arm/mach-imx/iomux-v3.c
Просмотреть файл

@ -45,13 +45,13 @@ int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad)
u32 pad_ctrl = (pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT;
if (mux_ctrl_ofs)
__raw_writel(mux_mode, base + mux_ctrl_ofs);
imx_writel(mux_mode, base + mux_ctrl_ofs);
if (sel_input_ofs)
__raw_writel(sel_input, base + sel_input_ofs);
imx_writel(sel_input, base + sel_input_ofs);
if (!(pad_ctrl & NO_PAD_CTRL) && pad_ctrl_ofs)
__raw_writel(pad_ctrl, base + pad_ctrl_ofs);
imx_writel(pad_ctrl, base + pad_ctrl_ofs);
return 0;
}

4
arch/arm/mach-imx/mach-armadillo5x0.c
Просмотреть файл

@ -525,8 +525,8 @@ static void __init armadillo5x0_init(void)
imx31_add_mxc_nand(&armadillo5x0_nand_board_info);
/* set NAND page size to 2k if not configured via boot mode pins */
__raw_writel(__raw_readl(mx3_ccm_base + MXC_CCM_RCSR) |
(1 << 30), mx3_ccm_base + MXC_CCM_RCSR);
imx_writel(imx_readl(mx3_ccm_base + MXC_CCM_RCSR) | (1 << 30),
mx3_ccm_base + MXC_CCM_RCSR);
/* RTC */
/* Get RTC IRQ and register the chip */

1
arch/arm/mach-imx/mach-imx25.c
Просмотреть файл

@ -41,6 +41,7 @@ static const char * const imx25_dt_board_compat[] __initconst = {
DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)")
.init_early = imx25_init_early,
.init_late = imx25_pm_init,
.init_irq = mx25_init_irq,
.dt_compat = imx25_dt_board_compat,
MACHINE_END

5
arch/arm/mach-imx/mach-imx51.c
Просмотреть файл

@ -40,11 +40,10 @@ static void __init imx51_ipu_mipi_setup(void)
WARN_ON(!hsc_addr);
/* setup MIPI module to legacy mode */
__raw_writel(0xf00, hsc_addr);
imx_writel(0xf00, hsc_addr);
/* CSI mode: reserved; DI control mode: legacy (from Freescale BSP) */
__raw_writel(__raw_readl(hsc_addr + 0x800) | 0x30ff,
hsc_addr + 0x800);
imx_writel(imx_readl(hsc_addr + 0x800) | 0x30ff, hsc_addr + 0x800);
iounmap(hsc_addr);
}

8
arch/arm/mach-imx/mach-imx6q.c
Просмотреть файл

@ -266,8 +266,11 @@ static void __init imx6q_init_machine(void)
{
struct device *parent;
imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q",
imx_get_soc_revision());
if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_2_0)
imx_print_silicon_rev("i.MX6QP", IMX_CHIP_REVISION_1_0);
else
imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q",
imx_get_soc_revision());
parent = imx_soc_device_init();
if (parent == NULL)
@ -399,6 +402,7 @@ static void __init imx6q_init_irq(void)
static const char * const imx6q_dt_compat[] __initconst = {
"fsl,imx6dl",
"fsl,imx6q",
"fsl,imx6qp",
NULL,
};

6
arch/arm/mach-imx/mach-mx27ads.c
Просмотреть файл

@ -202,9 +202,9 @@ static struct i2c_board_info mx27ads_i2c_devices[] = {
static void vgpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
if (value)
__raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_SET_REG);
imx_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_SET_REG);
else
__raw_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_CLEAR_REG);
imx_writew(PBC_BCTRL1_LCDON, PBC_BCTRL1_CLEAR_REG);
}
static int vgpio_dir_out(struct gpio_chip *chip, unsigned offset, int value)
@ -364,7 +364,7 @@ static void __init mx27ads_timer_init(void)
{
unsigned long fref = 26000000;
if ((__raw_readw(PBC_VERSION_REG) & CKIH_27MHZ_BIT_SET) == 0)
if ((imx_readw(PBC_VERSION_REG) & CKIH_27MHZ_BIT_SET) == 0)
fref = 27000000;
mx27_clocks_init(fref);

16
arch/arm/mach-imx/mach-mx31ads.c
Просмотреть файл

@ -160,8 +160,8 @@ static void mx31ads_expio_irq_handler(struct irq_desc *desc)
u32 int_valid;
u32 expio_irq;
imr_val = __raw_readw(PBC_INTMASK_SET_REG);
int_valid = __raw_readw(PBC_INTSTATUS_REG) & imr_val;
imr_val = imx_readw(PBC_INTMASK_SET_REG);
int_valid = imx_readw(PBC_INTSTATUS_REG) & imr_val;
expio_irq = 0;
for (; int_valid != 0; int_valid >>= 1, expio_irq++) {
@ -180,8 +180,8 @@ static void expio_mask_irq(struct irq_data *d)
{
u32 expio = d->hwirq;
/* mask the interrupt */
__raw_writew(1 << expio, PBC_INTMASK_CLEAR_REG);
__raw_readw(PBC_INTMASK_CLEAR_REG);
imx_writew(1 << expio, PBC_INTMASK_CLEAR_REG);
imx_readw(PBC_INTMASK_CLEAR_REG);
}
/*
@ -192,7 +192,7 @@ static void expio_ack_irq(struct irq_data *d)
{
u32 expio = d->hwirq;
/* clear the interrupt status */
__raw_writew(1 << expio, PBC_INTSTATUS_REG);
imx_writew(1 << expio, PBC_INTSTATUS_REG);
}
/*
@ -203,7 +203,7 @@ static void expio_unmask_irq(struct irq_data *d)
{
u32 expio = d->hwirq;
/* unmask the interrupt */
__raw_writew(1 << expio, PBC_INTMASK_SET_REG);
imx_writew(1 << expio, PBC_INTMASK_SET_REG);
}
static struct irq_chip expio_irq_chip = {
@ -226,8 +226,8 @@ static void __init mx31ads_init_expio(void)
mxc_iomux_alloc_pin(IOMUX_MODE(MX31_PIN_GPIO1_4, IOMUX_CONFIG_GPIO), "expio");
/* disable the interrupt and clear the status */
__raw_writew(0xFFFF, PBC_INTMASK_CLEAR_REG);
__raw_writew(0xFFFF, PBC_INTSTATUS_REG);
imx_writew(0xFFFF, PBC_INTMASK_CLEAR_REG);
imx_writew(0xFFFF, PBC_INTSTATUS_REG);
irq_base = irq_alloc_descs(-1, 0, MXC_MAX_EXP_IO_LINES, numa_node_id());
WARN_ON(irq_base < 0);

2
arch/arm/mach-imx/mach-mx31moboard.c
Просмотреть файл

@ -509,7 +509,7 @@ static void mx31moboard_poweroff(void)
mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST);
__raw_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
imx_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
}
static int mx31moboard_baseboard;

6
arch/arm/mach-imx/mach-qong.c
Просмотреть файл

@ -190,9 +190,9 @@ static struct platform_device qong_nand_device = {
static void __init qong_init_nand_mtd(void)
{
/* init CS */
__raw_writel(0x00004f00, MX31_IO_ADDRESS(MX31_WEIM_CSCRxU(3)));
__raw_writel(0x20013b31, MX31_IO_ADDRESS(MX31_WEIM_CSCRxL(3)));
__raw_writel(0x00020800, MX31_IO_ADDRESS(MX31_WEIM_CSCRxA(3)));
imx_writel(0x00004f00, MX31_IO_ADDRESS(MX31_WEIM_CSCRxU(3)));
imx_writel(0x20013b31, MX31_IO_ADDRESS(MX31_WEIM_CSCRxL(3)));
imx_writel(0x00020800, MX31_IO_ADDRESS(MX31_WEIM_CSCRxA(3)));
mxc_iomux_set_gpr(MUX_SDCTL_CSD1_SEL, true);

5
arch/arm/mach-imx/mxc.h
Просмотреть файл

@ -193,4 +193,9 @@ extern struct cpu_op *(*get_cpu_op)(int *op);
#define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35())
#define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27())
#define imx_readl readl_relaxed
#define imx_readw readw_relaxed
#define imx_writel writel_relaxed
#define imx_writew writew_relaxed
#endif /* __ASM_ARCH_MXC_H__ */

37
arch/arm/mach-imx/pm-imx25.c Normal file
Просмотреть файл

@ -0,0 +1,37 @@
/*
* Copyright 2016 NXP Semiconductors
*
* 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/suspend.h>
#include <linux/io.h>
static int imx25_suspend_enter(suspend_state_t state)
{
if (!IS_ENABLED(CONFIG_PM))
return 0;
switch (state) {
case PM_SUSPEND_MEM:
cpu_do_idle();
break;
default:
return -EINVAL;
}
return 0;
}
static const struct platform_suspend_ops imx25_suspend_ops = {
.enter = imx25_suspend_enter,
.valid = suspend_valid_only_mem,
};
void __init imx25_pm_init(void)
{
suspend_set_ops(&imx25_suspend_ops);
}

4
arch/arm/mach-imx/pm-imx27.c
Просмотреть файл

@ -19,9 +19,9 @@ static int mx27_suspend_enter(suspend_state_t state)
switch (state) {
case PM_SUSPEND_MEM:
/* Clear MPEN and SPEN to disable MPLL/SPLL */
cscr = __raw_readl(MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
cscr = imx_readl(MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
cscr &= 0xFFFFFFFC;
__raw_writel(cscr, MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
imx_writel(cscr, MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
/* Executes WFI */
cpu_do_idle();
break;

4
arch/arm/mach-imx/pm-imx3.c
Просмотреть файл

@ -22,14 +22,14 @@
*/
void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode)
{
int reg = __raw_readl(mx3_ccm_base + MXC_CCM_CCMR);
int reg = imx_readl(mx3_ccm_base + MXC_CCM_CCMR);
reg &= ~MXC_CCM_CCMR_LPM_MASK;
switch (mode) {
case MX3_WAIT:
if (cpu_is_mx35())
reg |= MXC_CCM_CCMR_LPM_WAIT_MX35;
__raw_writel(reg, mx3_ccm_base + MXC_CCM_CCMR);
imx_writel(reg, mx3_ccm_base + MXC_CCM_CCMR);
break;
default:
pr_err("Unknown cpu power mode: %d\n", mode);

26
arch/arm/mach-imx/pm-imx5.c
Просмотреть файл

@ -153,15 +153,15 @@ static void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode)
int stop_mode = 0;
/* always allow platform to issue a deep sleep mode request */
plat_lpc = __raw_readl(cortex_base + MXC_CORTEXA8_PLAT_LPC) &
plat_lpc = imx_readl(cortex_base + MXC_CORTEXA8_PLAT_LPC) &
~(MXC_CORTEXA8_PLAT_LPC_DSM);
ccm_clpcr = __raw_readl(ccm_base + MXC_CCM_CLPCR) &
ccm_clpcr = imx_readl(ccm_base + MXC_CCM_CLPCR) &
~(MXC_CCM_CLPCR_LPM_MASK);
arm_srpgcr = __raw_readl(gpc_base + MXC_SRPG_ARM_SRPGCR) &
arm_srpgcr = imx_readl(gpc_base + MXC_SRPG_ARM_SRPGCR) &
~(MXC_SRPGCR_PCR);
empgc0 = __raw_readl(gpc_base + MXC_SRPG_EMPGC0_SRPGCR) &
empgc0 = imx_readl(gpc_base + MXC_SRPG_EMPGC0_SRPGCR) &
~(MXC_SRPGCR_PCR);
empgc1 = __raw_readl(gpc_base + MXC_SRPG_EMPGC1_SRPGCR) &
empgc1 = imx_readl(gpc_base + MXC_SRPG_EMPGC1_SRPGCR) &
~(MXC_SRPGCR_PCR);
switch (mode) {
@ -196,17 +196,17 @@ static void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode)
return;
}
__raw_writel(plat_lpc, cortex_base + MXC_CORTEXA8_PLAT_LPC);
__raw_writel(ccm_clpcr, ccm_base + MXC_CCM_CLPCR);
__raw_writel(arm_srpgcr, gpc_base + MXC_SRPG_ARM_SRPGCR);
__raw_writel(arm_srpgcr, gpc_base + MXC_SRPG_NEON_SRPGCR);
imx_writel(plat_lpc, cortex_base + MXC_CORTEXA8_PLAT_LPC);
imx_writel(ccm_clpcr, ccm_base + MXC_CCM_CLPCR);
imx_writel(arm_srpgcr, gpc_base + MXC_SRPG_ARM_SRPGCR);
imx_writel(arm_srpgcr, gpc_base + MXC_SRPG_NEON_SRPGCR);
if (stop_mode) {
empgc0 |= MXC_SRPGCR_PCR;
empgc1 |= MXC_SRPGCR_PCR;
__raw_writel(empgc0, gpc_base + MXC_SRPG_EMPGC0_SRPGCR);
__raw_writel(empgc1, gpc_base + MXC_SRPG_EMPGC1_SRPGCR);
imx_writel(empgc0, gpc_base + MXC_SRPG_EMPGC0_SRPGCR);
imx_writel(empgc1, gpc_base + MXC_SRPG_EMPGC1_SRPGCR);
}
}
@ -228,8 +228,8 @@ static int mx5_suspend_enter(suspend_state_t state)
flush_cache_all();
/*clear the EMPGC0/1 bits */
__raw_writel(0, gpc_base + MXC_SRPG_EMPGC0_SRPGCR);
__raw_writel(0, gpc_base + MXC_SRPG_EMPGC1_SRPGCR);
imx_writel(0, gpc_base + MXC_SRPG_EMPGC0_SRPGCR);
imx_writel(0, gpc_base + MXC_SRPG_EMPGC1_SRPGCR);
if (imx5_suspend_in_ocram_fn)
imx5_suspend_in_ocram_fn(suspend_ocram_base);

8
arch/arm/mach-imx/pm-imx6.c
Просмотреть файл

@ -561,13 +561,13 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata)
goto put_node;
pl310_cache_map_failed:
iounmap(&pm_info->gpc_base.vbase);
iounmap(pm_info->gpc_base.vbase);
gpc_map_failed:
iounmap(&pm_info->iomuxc_base.vbase);
iounmap(pm_info->iomuxc_base.vbase);
iomuxc_map_failed:
iounmap(&pm_info->src_base.vbase);
iounmap(pm_info->src_base.vbase);
src_map_failed:
iounmap(&pm_info->mmdc_base.vbase);
iounmap(pm_info->mmdc_base.vbase);
put_node:
of_node_put(node);

2
arch/arm/mach-imx/src.c
Просмотреть файл

@ -73,7 +73,7 @@ static int imx_src_reset_module(struct reset_controller_dev *rcdev,
return 0;
}
static struct reset_control_ops imx_src_ops = {
static const struct reset_control_ops imx_src_ops = {
.reset = imx_src_reset_module,
};

10
arch/arm/mach-imx/system.c
Просмотреть файл

@ -54,7 +54,7 @@ void mxc_restart(enum reboot_mode mode, const char *cmd)
wcr_enable = (1 << 2);
/* Assert SRS signal */
__raw_writew(wcr_enable, wdog_base);
imx_writew(wcr_enable, wdog_base);
/*
* Due to imx6q errata ERR004346 (WDOG: WDOG SRS bit requires to be
* written twice), we add another two writes to ensure there must be at
@ -62,8 +62,8 @@ void mxc_restart(enum reboot_mode mode, const char *cmd)
* the target check here, since the writes shouldn't be a huge burden
* for other platforms.
*/
__raw_writew(wcr_enable, wdog_base);
__raw_writew(wcr_enable, wdog_base);
imx_writew(wcr_enable, wdog_base);
imx_writew(wcr_enable, wdog_base);
/* wait for reset to assert... */
mdelay(500);
@ -106,6 +106,9 @@ void __init imx_init_l2cache(void)
goto out;
}
if (readl_relaxed(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN)
goto skip_if_enabled;
/* Configure the L2 PREFETCH and POWER registers */
val = readl_relaxed(l2x0_base + L310_PREFETCH_CTRL);
val |= 0x70800000;
@ -122,6 +125,7 @@ void __init imx_init_l2cache(void)
val &= ~(1 << 30 | 1 << 23);
writel_relaxed(val, l2x0_base + L310_PREFETCH_CTRL);
skip_if_enabled:
iounmap(l2x0_base);
of_node_put(np);

34
arch/arm/mach-imx/tzic.c
Просмотреть файл

@ -65,10 +65,10 @@ static int tzic_set_irq_fiq(unsigned int irq, unsigned int type)
return -EINVAL;
mask = 1U << (irq & 0x1F);
value = __raw_readl(tzic_base + TZIC_INTSEC0(index)) | mask;
value = imx_readl(tzic_base + TZIC_INTSEC0(index)) | mask;
if (type)
value &= ~mask;
__raw_writel(value, tzic_base + TZIC_INTSEC0(index));
imx_writel(value, tzic_base + TZIC_INTSEC0(index));
return 0;
}
@ -82,15 +82,15 @@ static void tzic_irq_suspend(struct irq_data *d)
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
int idx = d->hwirq >> 5;
__raw_writel(gc->wake_active, tzic_base + TZIC_WAKEUP0(idx));
imx_writel(gc->wake_active, tzic_base + TZIC_WAKEUP0(idx));
}
static void tzic_irq_resume(struct irq_data *d)
{
int idx = d->hwirq >> 5;
__raw_writel(__raw_readl(tzic_base + TZIC_ENSET0(idx)),
tzic_base + TZIC_WAKEUP0(idx));
imx_writel(imx_readl(tzic_base + TZIC_ENSET0(idx)),
tzic_base + TZIC_WAKEUP0(idx));
}
#else
@ -135,8 +135,8 @@ static void __exception_irq_entry tzic_handle_irq(struct pt_regs *regs)
handled = 0;
for (i = 0; i < 4; i++) {
stat = __raw_readl(tzic_base + TZIC_HIPND(i)) &
__raw_readl(tzic_base + TZIC_INTSEC0(i));
stat = imx_readl(tzic_base + TZIC_HIPND(i)) &
imx_readl(tzic_base + TZIC_INTSEC0(i));
while (stat) {
handled = 1;
@ -166,18 +166,18 @@ void __init tzic_init_irq(void)
/* put the TZIC into the reset value with
* all interrupts disabled
*/
i = __raw_readl(tzic_base + TZIC_INTCNTL);
i = imx_readl(tzic_base + TZIC_INTCNTL);
__raw_writel(0x80010001, tzic_base + TZIC_INTCNTL);
__raw_writel(0x1f, tzic_base + TZIC_PRIOMASK);
__raw_writel(0x02, tzic_base + TZIC_SYNCCTRL);
imx_writel(0x80010001, tzic_base + TZIC_INTCNTL);
imx_writel(0x1f, tzic_base + TZIC_PRIOMASK);
imx_writel(0x02, tzic_base + TZIC_SYNCCTRL);
for (i = 0; i < 4; i++)
__raw_writel(0xFFFFFFFF, tzic_base + TZIC_INTSEC0(i));
imx_writel(0xFFFFFFFF, tzic_base + TZIC_INTSEC0(i));
/* disable all interrupts */
for (i = 0; i < 4; i++)
__raw_writel(0xFFFFFFFF, tzic_base + TZIC_ENCLEAR0(i));
imx_writel(0xFFFFFFFF, tzic_base + TZIC_ENCLEAR0(i));
/* all IRQ no FIQ Warning :: No selection */
@ -214,13 +214,13 @@ int tzic_enable_wake(void)
{
unsigned int i;
__raw_writel(1, tzic_base + TZIC_DSMINT);
if (unlikely(__raw_readl(tzic_base + TZIC_DSMINT) == 0))
imx_writel(1, tzic_base + TZIC_DSMINT);
if (unlikely(imx_readl(tzic_base + TZIC_DSMINT) == 0))
return -EAGAIN;
for (i = 0; i < 4; i++)
__raw_writel(__raw_readl(tzic_base + TZIC_ENSET0(i)),
tzic_base + TZIC_WAKEUP0(i));
imx_writel(imx_readl(tzic_base + TZIC_ENSET0(i)),
tzic_base + TZIC_WAKEUP0(i));
return 0;
}