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Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into devel-stable

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This commit is contained in:
Russell King 2011-03-28 18:52:44 +01:00
commit 5f183860d5
37 changed files with 600 additions and 34 deletions
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1
arch/arm/Kconfig
View File

@ -365,6 +365,7 @@ config ARCH_MXC
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
select HAVE_SCHED_CLOCK
help
Support for Freescale MXC/iMX-based family of processors

1
arch/arm/mach-imx/Kconfig
View File

@ -255,6 +255,7 @@ config MACH_IMX27_VISSTRIM_M10
bool "Vista Silicon i.MX27 Visstrim_m10"
select SOC_IMX27
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_SSI
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_MXC_MMC
select IMX_HAVE_PLATFORM_MXC_EHCI

8
arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
View File

@ -34,6 +34,7 @@
#include <mach/mx25.h>
#include <mach/imx-uart.h>
#include <mach/audmux.h>
#include <mach/esdhc.h>
#include "devices-imx25.h"
@ -242,6 +243,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
};
static struct esdhc_platform_data sd1_pdata = {
.cd_gpio = GPIO_SD1CD,
.wp_gpio = -EINVAL,
};
/*
* system init for baseboard usage. Will be called by cpuimx25 init.
*
@ -275,7 +281,7 @@ void __init eukrea_mbimxsd25_baseboard_init(void)
imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
imx25_add_flexcan1(NULL);
imx25_add_sdhci_esdhc_imx(0, NULL);
imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);

14
arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
View File

@ -43,6 +43,7 @@
#include <mach/ipu.h>
#include <mach/mx3fb.h>
#include <mach/audmux.h>
#include <mach/esdhc.h>
#include "devices-imx35.h"
#include "devices.h"
@ -163,11 +164,14 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
/* SD1 CD */
MX35_PAD_LD18__GPIO3_24,
};
#define GPIO_LED1 IMX_GPIO_NR(3, 29)
#define GPIO_SWITCH1 IMX_GPIO_NR(3, 25)
#define GPIO_LCDPWR (4)
#define GPIO_LCDPWR IMX_GPIO_NR(1, 4)
#define GPIO_SD1CD IMX_GPIO_NR(3, 24)
static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
@ -254,6 +258,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
};
static struct esdhc_platform_data sd1_pdata = {
.cd_gpio = GPIO_SD1CD,
.wp_gpio = -EINVAL,
};
/*
* system init for baseboard usage. Will be called by cpuimx35 init.
*
@ -289,7 +298,7 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
imx35_add_flexcan1(NULL);
imx35_add_sdhci_esdhc_imx(0, NULL);
imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);
@ -301,7 +310,6 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
gpio_request(GPIO_LCDPWR, "LCDPWR");
gpio_direction_output(GPIO_LCDPWR, 1);
gpio_free(GPIO_LCDPWR);
i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));

12
arch/arm/mach-mx3/mach-pcm043.c
View File

@ -40,6 +40,7 @@
#include <mach/mx3fb.h>
#include <mach/ulpi.h>
#include <mach/audmux.h>
#include <mach/esdhc.h>
#include "devices-imx35.h"
#include "devices.h"
@ -217,11 +218,15 @@ static iomux_v3_cfg_t pcm043_pads[] = {
MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
MX35_PAD_ATA_DATA10__GPIO2_23, /* WriteProtect */
MX35_PAD_ATA_DATA11__GPIO2_24, /* CardDetect */
};
#define AC97_GPIO_TXFS IMX_GPIO_NR(2, 31)
#define AC97_GPIO_TXD IMX_GPIO_NR(2, 28)
#define AC97_GPIO_RESET IMX_GPIO_NR(2, 0)
#define SD1_GPIO_WP IMX_GPIO_NR(2, 23)
#define SD1_GPIO_CD IMX_GPIO_NR(2, 24)
static void pcm043_ac97_warm_reset(struct snd_ac97 *ac97)
{
@ -346,6 +351,11 @@ static int __init pcm043_otg_mode(char *options)
}
__setup("otg_mode=", pcm043_otg_mode);
static struct esdhc_platform_data sd1_pdata = {
.wp_gpio = SD1_GPIO_WP,
.cd_gpio = SD1_GPIO_CD,
};
/*
* Board specific initialization.
*/
@ -395,7 +405,7 @@ static void __init pcm043_init(void)
imx35_add_fsl_usb2_udc(&otg_device_pdata);
imx35_add_flexcan1(NULL);
imx35_add_sdhci_esdhc_imx(0, NULL);
imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
}
static void __init pcm043_timer_init(void)

1
arch/arm/mach-mx5/Kconfig
View File

@ -165,6 +165,7 @@ config MACH_MX53_LOCO
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
select IMX_HAVE_PLATFORM_GPIO_KEYS
help
Include support for MX53 LOCO platform. This includes specific
configurations for the board and its peripherals.

2
arch/arm/mach-mx5/Makefile
View File

@ -3,7 +3,7 @@
#
# Object file lists.
obj-y := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o
obj-y := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o system.o
obj-$(CONFIG_SOC_IMX50) += mm-mx50.o
obj-$(CONFIG_CPU_FREQ_IMX) += cpu_op-mx51.o

5
arch/arm/mach-mx5/board-mx51_babbage.c
View File

@ -228,13 +228,12 @@ static inline void babbage_fec_reset(void)
int ret;
/* reset FEC PHY */
ret = gpio_request(BABBAGE_FEC_PHY_RESET, "fec-phy-reset");
ret = gpio_request_one(BABBAGE_FEC_PHY_RESET,
GPIOF_OUT_INIT_LOW, "fec-phy-reset");
if (ret) {
printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
return;
}
gpio_direction_output(BABBAGE_FEC_PHY_RESET, 0);
gpio_set_value(BABBAGE_FEC_PHY_RESET, 0);
msleep(1);
gpio_set_value(BABBAGE_FEC_PHY_RESET, 1);
}

9
arch/arm/mach-mx5/board-mx53_evk.c
View File

@ -34,7 +34,7 @@
#include <mach/imx-uart.h>
#include <mach/iomux-mx53.h>
#define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6)
#define MX53_EVK_FEC_PHY_RST IMX_GPIO_NR(7, 6)
#define EVK_ECSPI1_CS0 IMX_GPIO_NR(2, 30)
#define EVK_ECSPI1_CS1 IMX_GPIO_NR(3, 19)
@ -82,15 +82,14 @@ static inline void mx53_evk_fec_reset(void)
int ret;
/* reset FEC PHY */
ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset");
ret = gpio_request_one(MX53_EVK_FEC_PHY_RST, GPIOF_OUT_INIT_LOW,
"fec-phy-reset");
if (ret) {
printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
return;
}
gpio_direction_output(SMD_FEC_PHY_RST, 0);
gpio_set_value(SMD_FEC_PHY_RST, 0);
msleep(1);
gpio_set_value(SMD_FEC_PHY_RST, 1);
gpio_set_value(MX53_EVK_FEC_PHY_RST, 1);
}
static struct fec_platform_data mx53_evk_fec_pdata = {

25
arch/arm/mach-mx5/board-mx53_loco.c
View File

@ -36,6 +36,9 @@
#include "crm_regs.h"
#include "devices-imx53.h"
#define MX53_LOCO_POWER IMX_GPIO_NR(1, 8)
#define MX53_LOCO_UI1 IMX_GPIO_NR(2, 14)
#define MX53_LOCO_UI2 IMX_GPIO_NR(2, 15)
#define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6)
static iomux_v3_cfg_t mx53_loco_pads[] = {
@ -180,6 +183,27 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
MX53_PAD_GPIO_8__GPIO1_8,
};
#define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake) \
{ \
.gpio = gpio_num, \
.type = EV_KEY, \
.code = ev_code, \
.active_low = act_low, \
.desc = "btn " descr, \
.wakeup = wake, \
}
static const struct gpio_keys_button loco_buttons[] __initconst = {
GPIO_BUTTON(MX53_LOCO_POWER, KEY_POWER, 1, "power", 0),
GPIO_BUTTON(MX53_LOCO_UI1, KEY_VOLUMEUP, 1, "volume-up", 0),
GPIO_BUTTON(MX53_LOCO_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0),
};
static const struct gpio_keys_platform_data loco_button_data __initconst = {
.buttons = loco_buttons,
.nbuttons = ARRAY_SIZE(loco_buttons),
};
static inline void mx53_loco_fec_reset(void)
{
int ret;
@ -215,6 +239,7 @@ static void __init mx53_loco_board_init(void)
imx53_add_imx_i2c(1, &mx53_loco_i2c_data);
imx53_add_sdhci_esdhc_imx(0, NULL);
imx53_add_sdhci_esdhc_imx(2, NULL);
imx_add_gpio_keys(&loco_button_data);
}
static void __init mx53_loco_timer_init(void)

9
arch/arm/mach-mx5/clock-mx51-mx53.c
View File

@ -865,6 +865,13 @@ static struct clk aips_tz2_clk = {
.disable = _clk_ccgr_disable_inwait,
};
static struct clk gpc_dvfs_clk = {
.enable_reg = MXC_CCM_CCGR5,
.enable_shift = MXC_CCM_CCGRx_CG12_OFFSET,
.enable = _clk_ccgr_enable,
.disable = _clk_ccgr_disable,
};
static struct clk gpt_32k_clk = {
.id = 0,
.parent = &ckil_clk,
@ -1448,6 +1455,7 @@ static struct clk_lookup mx51_lookups[] = {
_REGISTER_CLOCK("imx-ipuv3", NULL, ipu_clk)
_REGISTER_CLOCK("imx-ipuv3", "di0", ipu_di0_clk)
_REGISTER_CLOCK("imx-ipuv3", "di1", ipu_di1_clk)
_REGISTER_CLOCK(NULL, "gpc_dvfs", gpc_dvfs_clk)
};
static struct clk_lookup mx53_lookups[] = {
@ -1511,6 +1519,7 @@ int __init mx51_clocks_init(unsigned long ckil, unsigned long osc,
clk_enable(&iim_clk);
mx51_revision();
clk_disable(&iim_clk);
mx51_display_revision();
/* move usb_phy_clk to 24MHz */
clk_set_parent(&usb_phy1_clk, &osc_clk);

59
arch/arm/mach-mx5/cpu.c
View File

@ -21,6 +21,7 @@
static int cpu_silicon_rev = -1;
#define IIM_SREV 0x24
#define MX50_HW_ADADIG_DIGPROG 0xB0
static int get_mx51_srev(void)
{
@ -51,6 +52,26 @@ int mx51_revision(void)
}
EXPORT_SYMBOL(mx51_revision);
void mx51_display_revision(void)
{
int rev;
char *srev;
rev = mx51_revision();
switch (rev) {
case IMX_CHIP_REVISION_2_0:
srev = IMX_CHIP_REVISION_2_0_STRING;
break;
case IMX_CHIP_REVISION_3_0:
srev = IMX_CHIP_REVISION_3_0_STRING;
break;
default:
srev = IMX_CHIP_REVISION_UNKNOWN_STRING;
}
printk(KERN_INFO "CPU identified as i.MX51, silicon rev %s\n", srev);
}
EXPORT_SYMBOL(mx51_display_revision);
#ifdef CONFIG_NEON
/*
@ -107,6 +128,44 @@ int mx53_revision(void)
}
EXPORT_SYMBOL(mx53_revision);
static int get_mx50_srev(void)
{
void __iomem *anatop = ioremap(MX50_ANATOP_BASE_ADDR, SZ_8K);
u32 rev;
if (!anatop) {
cpu_silicon_rev = -EINVAL;
return 0;
}
rev = readl(anatop + MX50_HW_ADADIG_DIGPROG);
rev &= 0xff;
iounmap(anatop);
if (rev == 0x0)
return IMX_CHIP_REVISION_1_0;
else if (rev == 0x1)
return IMX_CHIP_REVISION_1_1;
return 0;
}
/*
* Returns:
* the silicon revision of the cpu
* -EINVAL - not a mx50
*/
int mx50_revision(void)
{
if (!cpu_is_mx50())
return -EINVAL;
if (cpu_silicon_rev == -1)
cpu_silicon_rev = get_mx50_srev();
return cpu_silicon_rev;
}
EXPORT_SYMBOL(mx50_revision);
static int __init post_cpu_init(void)
{
unsigned int reg;

4
arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
View File

@ -67,6 +67,10 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
MX51_PAD_SD1_DATA1__SD1_DATA1,
MX51_PAD_SD1_DATA2__SD1_DATA2,
MX51_PAD_SD1_DATA3__SD1_DATA3,
/* SD1 CD */
_MX51_PAD_GPIO1_0__SD1_CD | MUX_PAD_CTRL(PAD_CTL_PUS_22K_UP |
PAD_CTL_PKE | PAD_CTL_SRE_FAST |
PAD_CTL_DSE_HIGH | PAD_CTL_PUE | PAD_CTL_HYS),
};
#define GPIO_LED1 IMX_GPIO_NR(3, 30)

7
arch/arm/mach-mx5/mx51_efika.c
View File

@ -42,7 +42,6 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach-types.h>
#include "devices-imx51.h"
#include "devices.h"
@ -572,8 +571,10 @@ static struct mc13xxx_regulator_init_data mx51_efika_regulators[] = {
static struct mc13xxx_platform_data mx51_efika_mc13892_data = {
.flags = MC13XXX_USE_RTC | MC13XXX_USE_REGULATOR,
.num_regulators = ARRAY_SIZE(mx51_efika_regulators),
.regulators = mx51_efika_regulators,
.regulators = {
.num_regulators = ARRAY_SIZE(mx51_efika_regulators),
.regulators = mx51_efika_regulators,
},
};
static struct spi_board_info mx51_efika_spi_board_info[] __initdata = {

84
arch/arm/mach-mx5/system.c Normal file
View File

@ -0,0 +1,84 @@
/*
* Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/platform_device.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include "crm_regs.h"
/* set cpu low power mode before WFI instruction. This function is called
* mx5 because it can be used for mx50, mx51, and mx53.*/
void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode)
{
u32 plat_lpc, arm_srpgcr, ccm_clpcr;
u32 empgc0, empgc1;
int stop_mode = 0;
/* always allow platform to issue a deep sleep mode request */
plat_lpc = __raw_readl(MXC_CORTEXA8_PLAT_LPC) &
~(MXC_CORTEXA8_PLAT_LPC_DSM);
ccm_clpcr = __raw_readl(MXC_CCM_CLPCR) & ~(MXC_CCM_CLPCR_LPM_MASK);
arm_srpgcr = __raw_readl(MXC_SRPG_ARM_SRPGCR) & ~(MXC_SRPGCR_PCR);
empgc0 = __raw_readl(MXC_SRPG_EMPGC0_SRPGCR) & ~(MXC_SRPGCR_PCR);
empgc1 = __raw_readl(MXC_SRPG_EMPGC1_SRPGCR) & ~(MXC_SRPGCR_PCR);
switch (mode) {
case WAIT_CLOCKED:
break;
case WAIT_UNCLOCKED:
ccm_clpcr |= 0x1 << MXC_CCM_CLPCR_LPM_OFFSET;
break;
case WAIT_UNCLOCKED_POWER_OFF:
case STOP_POWER_OFF:
plat_lpc |= MXC_CORTEXA8_PLAT_LPC_DSM
| MXC_CORTEXA8_PLAT_LPC_DBG_DSM;
if (mode == WAIT_UNCLOCKED_POWER_OFF) {
ccm_clpcr |= 0x1 << MXC_CCM_CLPCR_LPM_OFFSET;
ccm_clpcr &= ~MXC_CCM_CLPCR_VSTBY;
ccm_clpcr &= ~MXC_CCM_CLPCR_SBYOS;
stop_mode = 0;
} else {
ccm_clpcr |= 0x2 << MXC_CCM_CLPCR_LPM_OFFSET;
ccm_clpcr |= 0x3 << MXC_CCM_CLPCR_STBY_COUNT_OFFSET;
ccm_clpcr |= MXC_CCM_CLPCR_VSTBY;
ccm_clpcr |= MXC_CCM_CLPCR_SBYOS;
stop_mode = 1;
}
arm_srpgcr |= MXC_SRPGCR_PCR;
if (tzic_enable_wake(1) != 0)
return;
break;
case STOP_POWER_ON:
ccm_clpcr |= 0x2 << MXC_CCM_CLPCR_LPM_OFFSET;
break;
default:
printk(KERN_WARNING "UNKNOWN cpu power mode: %d\n", mode);
return;
}
__raw_writel(plat_lpc, MXC_CORTEXA8_PLAT_LPC);
__raw_writel(ccm_clpcr, MXC_CCM_CLPCR);
__raw_writel(arm_srpgcr, MXC_SRPG_ARM_SRPGCR);
/* Enable NEON SRPG for all but MX50TO1.0. */
if (mx50_revision() != IMX_CHIP_REVISION_1_0)
__raw_writel(arm_srpgcr, MXC_SRPG_NEON_SRPGCR);
if (stop_mode) {
empgc0 |= MXC_SRPGCR_PCR;
empgc1 |= MXC_SRPGCR_PCR;
__raw_writel(empgc0, MXC_SRPG_EMPGC0_SRPGCR);
__raw_writel(empgc1, MXC_SRPG_EMPGC1_SRPGCR);
}
}

2
arch/arm/mach-mxs/Kconfig
View File

@ -22,6 +22,7 @@ config MACH_MX23EVK
select SOC_IMX23
select MXS_HAVE_AMBA_DUART
select MXS_HAVE_PLATFORM_AUART
select MXS_HAVE_PLATFORM_MXS_MMC
select MXS_HAVE_PLATFORM_MXSFB
default y
help
@ -35,6 +36,7 @@ config MACH_MX28EVK
select MXS_HAVE_PLATFORM_AUART
select MXS_HAVE_PLATFORM_FEC
select MXS_HAVE_PLATFORM_FLEXCAN
select MXS_HAVE_PLATFORM_MXS_MMC
select MXS_HAVE_PLATFORM_MXSFB
select MXS_OCOTP
default y

15
arch/arm/mach-mxs/clock-mx23.c
View File

@ -521,6 +521,15 @@ static int clk_misc_init(void)
__raw_writel(BM_CLKCTRL_CPU_INTERRUPT_WAIT,
CLKCTRL_BASE_ADDR + HW_CLKCTRL_CPU_SET);
/*
* 480 MHz seems too high to be ssp clock source directly,
* so set frac to get a 288 MHz ref_io.
*/
reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC);
reg &= ~BM_CLKCTRL_FRAC_IOFRAC;
reg |= 30 << BP_CLKCTRL_FRAC_IOFRAC;
__raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC);
return 0;
}
@ -528,6 +537,12 @@ int __init mx23_clocks_init(void)
{
clk_misc_init();
/*
* source ssp clock from ref_io than ref_xtal,
* as ref_xtal only provides 24 MHz as maximum.
*/
clk_set_parent(&ssp_clk, &ref_io_clk);
clk_enable(&cpu_clk);
clk_enable(&hbus_clk);
clk_enable(&xbus_clk);

18
arch/arm/mach-mxs/clock-mx28.c
View File

@ -618,6 +618,8 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("pll2", NULL, pll2_clk)
_REGISTER_CLOCK("mxs-dma-apbh", NULL, hbus_clk)
_REGISTER_CLOCK("mxs-dma-apbx", NULL, xbus_clk)
_REGISTER_CLOCK("mxs-mmc.0", NULL, ssp0_clk)
_REGISTER_CLOCK("mxs-mmc.1", NULL, ssp1_clk)
_REGISTER_CLOCK("flexcan.0", NULL, can0_clk)
_REGISTER_CLOCK("flexcan.1", NULL, can1_clk)
_REGISTER_CLOCK(NULL, "usb0", usb0_clk)
@ -737,6 +739,15 @@ static int clk_misc_init(void)
reg |= BM_CLKCTRL_ENET_CLK_OUT_EN;
__raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_ENET);
/*
* 480 MHz seems too high to be ssp clock source directly,
* so set frac0 to get a 288 MHz ref_io0.
*/
reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC0);
reg &= ~BM_CLKCTRL_FRAC0_IO0FRAC;
reg |= 30 << BP_CLKCTRL_FRAC0_IO0FRAC;
__raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC0);
return 0;
}
@ -744,6 +755,13 @@ int __init mx28_clocks_init(void)
{
clk_misc_init();
/*
* source ssp clock from ref_io0 than ref_xtal,
* as ref_xtal only provides 24 MHz as maximum.
*/
clk_set_parent(&ssp0_clk, &ref_io0_clk);
clk_set_parent(&ssp1_clk, &ref_io0_clk);
clk_enable(&cpu_clk);
clk_enable(&hbus_clk);
clk_enable(&xbus_clk);

4
arch/arm/mach-mxs/devices-mx23.h
View File

@ -21,6 +21,10 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
#define mx23_add_auart0() mx23_add_auart(0)
#define mx23_add_auart1() mx23_add_auart(1)
extern const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst;
#define mx23_add_mxs_mmc(id, pdata) \
mxs_add_mxs_mmc(&mx23_mxs_mmc_data[id], pdata)
#define mx23_add_mxs_pwm(id) mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)
struct platform_device *__init mx23_add_mxsfb(

4
arch/arm/mach-mxs/devices-mx28.h
View File

@ -37,6 +37,10 @@ extern const struct mxs_flexcan_data mx28_flexcan_data[] __initconst;
extern const struct mxs_i2c_data mx28_mxs_i2c_data[] __initconst;
#define mx28_add_mxs_i2c(id) mxs_add_mxs_i2c(&mx28_mxs_i2c_data[id])
extern const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst;
#define mx28_add_mxs_mmc(id, pdata) \
mxs_add_mxs_mmc(&mx28_mxs_mmc_data[id], pdata)
#define mx28_add_mxs_pwm(id) mxs_add_mxs_pwm(MX28_PWM_BASE_ADDR, id)
struct platform_device *__init mx28_add_mxsfb(

3
arch/arm/mach-mxs/devices/Kconfig
View File

@ -15,6 +15,9 @@ config MXS_HAVE_PLATFORM_FLEXCAN
config MXS_HAVE_PLATFORM_MXS_I2C
bool
config MXS_HAVE_PLATFORM_MXS_MMC
bool
config MXS_HAVE_PLATFORM_MXS_PWM
bool

1
arch/arm/mach-mxs/devices/Makefile
View File

@ -4,5 +4,6 @@ obj-y += platform-dma.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_I2C) += platform-mxs-i2c.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_MMC) += platform-mxs-mmc.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o
obj-$(CONFIG_MXS_HAVE_PLATFORM_MXSFB) += platform-mxsfb.o

73
arch/arm/mach-mxs/devices/platform-mxs-mmc.c Normal file
View File

@ -0,0 +1,73 @@
/*
* Copyright (C) 2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <linux/compiler.h>
#include <linux/err.h>
#include <linux/init.h>
#include <mach/mx23.h>
#include <mach/mx28.h>
#include <mach/devices-common.h>
#define mxs_mxs_mmc_data_entry_single(soc, _id, hwid) \
{ \
.id = _id, \
.iobase = soc ## _SSP ## hwid ## _BASE_ADDR, \
.dma = soc ## _DMA_SSP ## hwid, \
.irq_err = soc ## _INT_SSP ## hwid ## _ERROR, \
.irq_dma = soc ## _INT_SSP ## hwid ## _DMA, \
}
#define mxs_mxs_mmc_data_entry(soc, _id, hwid) \
[_id] = mxs_mxs_mmc_data_entry_single(soc, _id, hwid)
#ifdef CONFIG_SOC_IMX23
const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst = {
mxs_mxs_mmc_data_entry(MX23, 0, 1),
mxs_mxs_mmc_data_entry(MX23, 1, 2),
};
#endif
#ifdef CONFIG_SOC_IMX28
const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst = {
mxs_mxs_mmc_data_entry(MX28, 0, 0),
mxs_mxs_mmc_data_entry(MX28, 1, 1),
};
#endif
struct platform_device *__init mxs_add_mxs_mmc(
const struct mxs_mxs_mmc_data *data,
const struct mxs_mmc_platform_data *pdata)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_8K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->dma,
.end = data->dma,
.flags = IORESOURCE_DMA,
}, {
.start = data->irq_err,
.end = data->irq_err,
.flags = IORESOURCE_IRQ,
}, {
.start = data->irq_dma,
.end = data->irq_dma,
.flags = IORESOURCE_IRQ,
},
};
return mxs_add_platform_device("mxs-mmc", data->id,
res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
}

13
arch/arm/mach-mxs/include/mach/devices-common.h
View File

@ -73,6 +73,19 @@ struct mxs_i2c_data {
};
struct platform_device * __init mxs_add_mxs_i2c(const struct mxs_i2c_data *data);
/* mmc */
#include <mach/mmc.h>
struct mxs_mxs_mmc_data {
int id;
resource_size_t iobase;
resource_size_t dma;
resource_size_t irq_err;
resource_size_t irq_dma;
};
struct platform_device *__init mxs_add_mxs_mmc(
const struct mxs_mxs_mmc_data *data,
const struct mxs_mmc_platform_data *pdata);
/* pwm */
struct platform_device *__init mxs_add_mxs_pwm(
resource_size_t iobase, int id);

44
arch/arm/mach-mxs/mach-mx23evk.c
View File

@ -28,6 +28,8 @@
#define MX23EVK_LCD_ENABLE MXS_GPIO_NR(1, 18)
#define MX23EVK_BL_ENABLE MXS_GPIO_NR(1, 28)
#define MX23EVK_MMC0_WRITE_PROTECT MXS_GPIO_NR(1, 30)
#define MX23EVK_MMC0_SLOT_POWER MXS_GPIO_NR(1, 29)
static const iomux_cfg_t mx23evk_pads[] __initconst = {
/* duart */
@ -73,6 +75,36 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = {
MX23_PAD_LCD_RESET__GPIO_1_18 | MXS_PAD_CTRL,
/* backlight control */
MX23_PAD_PWM2__GPIO_1_28 | MXS_PAD_CTRL,
/* mmc */
MX23_PAD_SSP1_DATA0__SSP1_DATA0 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_SSP1_DATA1__SSP1_DATA1 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_SSP1_DATA2__SSP1_DATA2 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_SSP1_DATA3__SSP1_DATA3 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_GPMI_D08__SSP1_DATA4 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_GPMI_D09__SSP1_DATA5 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_GPMI_D10__SSP1_DATA6 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_GPMI_D11__SSP1_DATA7 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_SSP1_CMD__SSP1_CMD |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX23_PAD_SSP1_DETECT__SSP1_DETECT |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
MX23_PAD_SSP1_SCK__SSP1_SCK |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* write protect */
MX23_PAD_PWM4__GPIO_1_30 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* slot power enable */
MX23_PAD_PWM3__GPIO_1_29 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
};
/* mxsfb (lcdif) */
@ -101,6 +133,11 @@ static const struct mxsfb_platform_data mx23evk_mxsfb_pdata __initconst = {
.ld_intf_width = STMLCDIF_24BIT,
};
static struct mxs_mmc_platform_data mx23evk_mmc_pdata __initdata = {
.wp_gpio = MX23EVK_MMC0_WRITE_PROTECT,
.flags = SLOTF_8_BIT_CAPABLE,
};
static void __init mx23evk_init(void)
{
int ret;
@ -110,6 +147,13 @@ static void __init mx23evk_init(void)
mx23_add_duart();
mx23_add_auart0();
/* power on mmc slot by writing 0 to the gpio */
ret = gpio_request_one(MX23EVK_MMC0_SLOT_POWER, GPIOF_DIR_OUT,
"mmc0-slot-power");
if (ret)
pr_warn("failed to request gpio mmc0-slot-power: %d\n", ret);
mx23_add_mxs_mmc(0, &mx23evk_mmc_pdata);
ret = gpio_request_one(MX23EVK_LCD_ENABLE, GPIOF_DIR_OUT, "lcd-enable");
if (ret)
pr_warn("failed to request gpio lcd-enable: %d\n", ret);

89
arch/arm/mach-mxs/mach-mx28evk.c
View File

@ -34,6 +34,11 @@
#define MX28EVK_LCD_ENABLE MXS_GPIO_NR(3, 30)
#define MX28EVK_FEC_PHY_RESET MXS_GPIO_NR(4, 13)
#define MX28EVK_MMC0_WRITE_PROTECT MXS_GPIO_NR(2, 12)
#define MX28EVK_MMC1_WRITE_PROTECT MXS_GPIO_NR(0, 28)
#define MX28EVK_MMC0_SLOT_POWER MXS_GPIO_NR(3, 28)
#define MX28EVK_MMC1_SLOT_POWER MXS_GPIO_NR(3, 29)
static const iomux_cfg_t mx28evk_pads[] __initconst = {
/* duart */
MX28_PAD_PWM0__DUART_RX | MXS_PAD_CTRL,
@ -115,6 +120,65 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = {
MX28_PAD_LCD_RESET__GPIO_3_30 | MXS_PAD_CTRL,
/* backlight control */
MX28_PAD_PWM2__GPIO_3_18 | MXS_PAD_CTRL,
/* mmc0 */
MX28_PAD_SSP0_DATA0__SSP0_D0 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA1__SSP0_D1 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA2__SSP0_D2 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA3__SSP0_D3 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA4__SSP0_D4 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA5__SSP0_D5 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA6__SSP0_D6 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DATA7__SSP0_D7 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_CMD__SSP0_CMD |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
MX28_PAD_SSP0_SCK__SSP0_SCK |
(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* write protect */
MX28_PAD_SSP1_SCK__GPIO_2_12 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* slot power enable */
MX28_PAD_PWM3__GPIO_3_28 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* mmc1 */
MX28_PAD_GPMI_D00__SSP1_D0 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D01__SSP1_D1 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D02__SSP1_D2 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D03__SSP1_D3 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D04__SSP1_D4 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D05__SSP1_D5 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D06__SSP1_D6 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_D07__SSP1_D7 |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_RDY1__SSP1_CMD |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
MX28_PAD_GPMI_RDY0__SSP1_CARD_DETECT |
(MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
MX28_PAD_GPMI_WRN__SSP1_SCK |
(MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* write protect */
MX28_PAD_GPMI_RESETN__GPIO_0_28 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
/* slot power enable */
MX28_PAD_PWM4__GPIO_3_29 |
(MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
};
/* fec */
@ -258,6 +322,18 @@ static const struct mxsfb_platform_data mx28evk_mxsfb_pdata __initconst = {
.ld_intf_width = STMLCDIF_24BIT,
};
static struct mxs_mmc_platform_data mx28evk_mmc_pdata[] __initdata = {
{
/* mmc0 */
.wp_gpio = MX28EVK_MMC0_WRITE_PROTECT,
.flags = SLOTF_8_BIT_CAPABLE,
}, {
/* mmc1 */
.wp_gpio = MX28EVK_MMC1_WRITE_PROTECT,
.flags = SLOTF_8_BIT_CAPABLE,
},
};
static void __init mx28evk_init(void)
{
int ret;
@ -297,6 +373,19 @@ static void __init mx28evk_init(void)
gpio_set_value(MX28EVK_BL_ENABLE, 1);
mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
/* power on mmc slot by writing 0 to the gpio */
ret = gpio_request_one(MX28EVK_MMC0_SLOT_POWER, GPIOF_DIR_OUT,
"mmc0-slot-power");
if (ret)
pr_warn("failed to request gpio mmc0-slot-power: %d\n", ret);
mx28_add_mxs_mmc(0, &mx28evk_mmc_pdata[0]);
ret = gpio_request_one(MX28EVK_MMC1_SLOT_POWER, GPIOF_DIR_OUT,
"mmc1-slot-power");
if (ret)
pr_warn("failed to request gpio mmc1-slot-power: %d\n", ret);
mx28_add_mxs_mmc(1, &mx28evk_mmc_pdata[1]);
}
static void __init mx28evk_timer_init(void)

41
arch/arm/mach-mxs/module-tx28.c
View File

@ -45,7 +45,7 @@ static const iomux_cfg_t tx28_fec_gpio_pads[] __initconst = {
};
#define FEC_MODE (MXS_PAD_8MA | MXS_PAD_PULLUP | MXS_PAD_3V3)
static const iomux_cfg_t tx28_fec_pads[] __initconst = {
static const iomux_cfg_t tx28_fec0_pads[] __initconst = {
MX28_PAD_ENET0_MDC__ENET0_MDC | FEC_MODE,
MX28_PAD_ENET0_MDIO__ENET0_MDIO | FEC_MODE,
MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | FEC_MODE,
@ -57,7 +57,20 @@ static const iomux_cfg_t tx28_fec_pads[] __initconst = {
MX28_PAD_ENET_CLK__CLKCTRL_ENET | FEC_MODE,
};
static const struct fec_platform_data tx28_fec_data __initconst = {
static const iomux_cfg_t tx28_fec1_pads[] __initconst = {
MX28_PAD_ENET0_RXD2__ENET1_RXD0,
MX28_PAD_ENET0_RXD3__ENET1_RXD1,
MX28_PAD_ENET0_TXD2__ENET1_TXD0,
MX28_PAD_ENET0_TXD3__ENET1_TXD1,
MX28_PAD_ENET0_COL__ENET1_TX_EN,
MX28_PAD_ENET0_CRS__ENET1_RX_EN,
};
static struct fec_platform_data tx28_fec0_data = {
.phy = PHY_INTERFACE_MODE_RMII,
};
static struct fec_platform_data tx28_fec1_data = {
.phy = PHY_INTERFACE_MODE_RMII,
};
@ -108,15 +121,15 @@ int __init tx28_add_fec0(void)
pr_debug("%s: Deasserting FEC PHY RESET\n", __func__);
gpio_set_value(TX28_FEC_PHY_RESET, 1);
ret = mxs_iomux_setup_multiple_pads(tx28_fec_pads,
ARRAY_SIZE(tx28_fec_pads));
ret = mxs_iomux_setup_multiple_pads(tx28_fec0_pads,
ARRAY_SIZE(tx28_fec0_pads));
if (ret) {
pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
__func__, ret);
goto free_gpios;
}
pr_debug("%s: Registering FEC device\n", __func__);
mx28_add_fec(0, &tx28_fec_data);
pr_debug("%s: Registering FEC0 device\n", __func__);
mx28_add_fec(0, &tx28_fec0_data);
return 0;
free_gpios:
@ -129,3 +142,19 @@ free_gpios:
return ret;
}
int __init tx28_add_fec1(void)
{
int ret;
ret = mxs_iomux_setup_multiple_pads(tx28_fec1_pads,
ARRAY_SIZE(tx28_fec1_pads));
if (ret) {
pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
__func__, ret);
return ret;
}
pr_debug("%s: Registering FEC1 device\n", __func__);
mx28_add_fec(1, &tx28_fec1_data);
return 0;
}

1
arch/arm/mach-mxs/module-tx28.h
View File

@ -7,3 +7,4 @@
* Free Software Foundation.
*/
int __init tx28_add_fec0(void);
int __init tx28_add_fec1(void);

2
arch/arm/plat-mxc/devices/platform-fec.c
View File

@ -53,7 +53,7 @@ struct platform_device *__init imx_add_fec(
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_4K,
.end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,

2
arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
View File

@ -27,7 +27,7 @@ struct platform_device *__init imx_add_imxdi_rtc(
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_16K,
.end = data->iobase + SZ_16K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,

10
arch/arm/plat-mxc/include/mach/audmux.h
View File

@ -15,6 +15,14 @@
#define MX31_AUDMUX_PORT5_SSI_PINS_5 4
#define MX31_AUDMUX_PORT6_SSI_PINS_6 5
#define MX51_AUDMUX_PORT1_SSI0 0
#define MX51_AUDMUX_PORT2_SSI1 1
#define MX51_AUDMUX_PORT3 2
#define MX51_AUDMUX_PORT4 3
#define MX51_AUDMUX_PORT5 4
#define MX51_AUDMUX_PORT6 5
#define MX51_AUDMUX_PORT7 6
/* Register definitions for the i.MX21/27 Digital Audio Multiplexer */
#define MXC_AUDMUX_V1_PCR_INMMASK(x) ((x) & 0xff)
#define MXC_AUDMUX_V1_PCR_INMEN (1 << 8)
@ -28,7 +36,7 @@
#define MXC_AUDMUX_V1_PCR_TCLKDIR (1 << 30)
#define MXC_AUDMUX_V1_PCR_TFSDIR (1 << 31)
/* Register definitions for the i.MX25/31/35 Digital Audio Multiplexer */
/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */
#define MXC_AUDMUX_V2_PTCR_TFSDIR (1 << 31)
#define MXC_AUDMUX_V2_PTCR_TFSEL(x) (((x) & 0xf) << 27)
#define MXC_AUDMUX_V2_PTCR_TCLKDIR (1 << 26)

12
arch/arm/plat-mxc/include/mach/iomux-mx2x.h
View File

@ -90,12 +90,12 @@
#define PC31_PF_SSI3_CLK (GPIO_PORTC | GPIO_PF | GPIO_IN | 31)
#define PD17_PF_I2C_DATA (GPIO_PORTD | GPIO_PF | GPIO_OUT | 17)
#define PD18_PF_I2C_CLK (GPIO_PORTD | GPIO_PF | GPIO_OUT | 18)
#define PD19_PF_CSPI2_SS2 (GPIO_PORTD | GPIO_PF | 19)
#define PD20_PF_CSPI2_SS1 (GPIO_PORTD | GPIO_PF | 20)
#define PD21_PF_CSPI2_SS0 (GPIO_PORTD | GPIO_PF | 21)
#define PD22_PF_CSPI2_SCLK (GPIO_PORTD | GPIO_PF | 22)
#define PD23_PF_CSPI2_MISO (GPIO_PORTD | GPIO_PF | 23)
#define PD24_PF_CSPI2_MOSI (GPIO_PORTD | GPIO_PF | 24)
#define PD19_PF_CSPI2_SS2 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 19)
#define PD20_PF_CSPI2_SS1 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 20)
#define PD21_PF_CSPI2_SS0 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 21)
#define PD22_PF_CSPI2_SCLK (GPIO_PORTD | GPIO_PF | GPIO_OUT | 22)
#define PD23_PF_CSPI2_MISO (GPIO_PORTD | GPIO_PF | GPIO_IN | 23)
#define PD24_PF_CSPI2_MOSI (GPIO_PORTD | GPIO_PF | GPIO_OUT | 24)
#define PD25_PF_CSPI1_RDY (GPIO_PORTD | GPIO_PF | GPIO_OUT | 25)
#define PD26_PF_CSPI1_SS2 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 26)
#define PD27_PF_CSPI1_SS1 (GPIO_PORTD | GPIO_PF | GPIO_OUT | 27)

4
arch/arm/plat-mxc/include/mach/mx50.h
View File

@ -282,4 +282,8 @@
#define MX50_INT_APBHDMA_CHAN6 116
#define MX50_INT_APBHDMA_CHAN7 117
#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
extern int mx50_revision(void);
#endif
#endif /* ifndef __MACH_MX50_H__ */

1
arch/arm/plat-mxc/include/mach/mx51.h
View File

@ -347,6 +347,7 @@
#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
extern int mx51_revision(void);
extern void mx51_display_revision(void);
#endif
/* tape-out 1 defines */

23
arch/arm/plat-mxc/include/mach/mxc.h
View File

@ -51,6 +51,20 @@
#define IMX_CHIP_REVISION_3_3 0x33
#define IMX_CHIP_REVISION_UNKNOWN 0xff
#define IMX_CHIP_REVISION_1_0_STRING "1.0"
#define IMX_CHIP_REVISION_1_1_STRING "1.1"
#define IMX_CHIP_REVISION_1_2_STRING "1.2"
#define IMX_CHIP_REVISION_1_3_STRING "1.3"
#define IMX_CHIP_REVISION_2_0_STRING "2.0"
#define IMX_CHIP_REVISION_2_1_STRING "2.1"
#define IMX_CHIP_REVISION_2_2_STRING "2.2"
#define IMX_CHIP_REVISION_2_3_STRING "2.3"
#define IMX_CHIP_REVISION_3_0_STRING "3.0"
#define IMX_CHIP_REVISION_3_1_STRING "3.1"
#define IMX_CHIP_REVISION_3_2_STRING "3.2"
#define IMX_CHIP_REVISION_3_3_STRING "3.3"
#define IMX_CHIP_REVISION_UNKNOWN_STRING "unknown"
#ifndef __ASSEMBLY__
extern unsigned int __mxc_cpu_type;
#endif
@ -181,6 +195,15 @@ struct cpu_op {
u32 cpu_rate;
};
int tzic_enable_wake(int is_idle);
enum mxc_cpu_pwr_mode {
WAIT_CLOCKED, /* wfi only */
WAIT_UNCLOCKED, /* WAIT */
WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */
STOP_POWER_ON, /* just STOP */
STOP_POWER_OFF, /* STOP + SRPG */
};
extern struct cpu_op *(*get_cpu_op)(int *op);
#endif

6
arch/arm/plat-mxc/include/mach/system.h
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@ -20,6 +20,8 @@
#include <mach/hardware.h>
#include <mach/common.h>
extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
static inline void arch_idle(void)
{
#ifdef CONFIG_ARCH_MXC91231
@ -54,7 +56,9 @@ static inline void arch_idle(void)
"orr %0, %0, #0x00000004\n"
"mcr p15, 0, %0, c1, c0, 0\n"
: "=r" (reg));
} else
} else if (cpu_is_mx51())
mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
else
cpu_do_idle();
}

25
arch/arm/plat-mxc/time.c
View File

@ -27,6 +27,7 @@
#include <linux/clk.h>
#include <mach/hardware.h>
#include <asm/sched_clock.h>
#include <asm/mach/time.h>
#include <mach/common.h>
@ -105,6 +106,11 @@ static void gpt_irq_acknowledge(void)
__raw_writel(V2_TSTAT_OF1, timer_base + V2_TSTAT);
}
static cycle_t dummy_get_cycles(struct clocksource *cs)
{
return 0;
}
static cycle_t mx1_2_get_cycles(struct clocksource *cs)
{
return __raw_readl(timer_base + MX1_2_TCN);
@ -118,18 +124,35 @@ static cycle_t v2_get_cycles(struct clocksource *cs)
static struct clocksource clocksource_mxc = {
.name = "mxc_timer1",
.rating = 200,
.read = mx1_2_get_cycles,
.read = dummy_get_cycles,
.mask = CLOCKSOURCE_MASK(32),
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
static DEFINE_CLOCK_DATA(cd);
unsigned long long notrace sched_clock(void)
{
cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
return cyc_to_sched_clock(&cd, cyc, (u32)~0);
}
static void notrace mxc_update_sched_clock(void)
{
cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
update_sched_clock(&cd, cyc, (u32)~0);
}
static int __init mxc_clocksource_init(struct clk *timer_clk)
{
unsigned int c = clk_get_rate(timer_clk);
if (timer_is_v2())
clocksource_mxc.read = v2_get_cycles;
else
clocksource_mxc.read = mx1_2_get_cycles;
init_sched_clock(&cd, mxc_update_sched_clock, 32, c);
clocksource_register_hz(&clocksource_mxc, c);
return 0;