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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 22:04:42 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 22:04:42 +0100
commit79a94c3538bda6869d7bb150b5e02dd3a72314dd (patch)
tree91ceaff680af17633f12d6feba4058fb70e620a5 /arch
parentf779b7dd3259ec138c7aba793f0602b20262af83 (diff)
parentf1de1613da54f754d5d2bbf79fcacbd5ed965537 (diff)
Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into devel-stable
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-mx25/clock.c6
-rw-r--r--arch/arm/mach-mx25/devices-imx25.h7
-rw-r--r--arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c34
-rw-r--r--arch/arm/mach-mx25/mach-cpuimx25.c14
-rw-r--r--arch/arm/mach-mx3/devices-imx35.h9
-rw-r--r--arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c42
-rw-r--r--arch/arm/mach-mx3/mach-cpuimx35.c14
-rw-r--r--arch/arm/mach-mx3/mach-mx31ads.c7
-rw-r--r--arch/arm/mach-mx3/mach-pcm037_eet.c3
-rw-r--r--arch/arm/mach-mx3/mach-pcm043.c2
-rw-r--r--arch/arm/mach-mx5/Kconfig28
-rw-r--r--arch/arm/mach-mx5/Makefile2
-rw-r--r--arch/arm/mach-mx5/board-cpuimx51.c9
-rw-r--r--arch/arm/mach-mx5/board-cpuimx51sd.c333
-rw-r--r--arch/arm/mach-mx5/clock-mx51.c244
-rw-r--r--arch/arm/mach-mx5/devices-imx51.h4
-rw-r--r--arch/arm/mach-mx5/eukrea_mbimx51-baseboard.c23
-rw-r--r--arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c166
-rw-r--r--arch/arm/plat-mxc/Kconfig4
-rw-r--r--arch/arm/plat-mxc/Makefile1
-rw-r--r--arch/arm/plat-mxc/devices/platform-esdhc.c56
-rw-r--r--arch/arm/plat-mxc/devices/platform-imx-i2c.c1
-rw-r--r--arch/arm/plat-mxc/include/mach/board-mx31ads.h33
-rw-r--r--arch/arm/plat-mxc/include/mach/devices-common.h10
-rw-r--r--arch/arm/plat-mxc/include/mach/eukrea-baseboards.h5
-rw-r--r--arch/arm/plat-mxc/include/mach/iomux-mx51.h59
-rw-r--r--arch/arm/plat-mxc/include/mach/iram.h41
-rw-r--r--arch/arm/plat-mxc/include/mach/mx25.h6
-rw-r--r--arch/arm/plat-mxc/include/mach/mx35.h6
-rw-r--r--arch/arm/plat-mxc/include/mach/mx51.h16
-rw-r--r--arch/arm/plat-mxc/include/mach/system.h32
-rw-r--r--arch/arm/plat-mxc/include/mach/uncompress.h1
-rw-r--r--arch/arm/plat-mxc/iram_alloc.c73
33 files changed, 1101 insertions, 190 deletions
diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c
index 2179713873c..9e4a5578c2f 100644
--- a/arch/arm/mach-mx25/clock.c
+++ b/arch/arm/mach-mx25/clock.c
@@ -72,7 +72,7 @@ unsigned long get_rate_arm(struct clk *clk)
unsigned long rate = get_rate_mpll();
if (cctl & (1 << 14))
- rate = (rate * 3) >> 1;
+ rate = (rate * 3) >> 2;
return rate / ((cctl >> 30) + 1);
}
@@ -99,7 +99,7 @@ static unsigned long get_rate_per(int per)
if (readl(CRM_BASE + 0x64) & (1 << per))
fref = get_rate_upll();
else
- fref = get_rate_ipg(NULL);
+ fref = get_rate_ahb(NULL);
return fref / (val + 1);
}
@@ -261,7 +261,7 @@ DEFINE_CLOCK(esdhc2_clk, 1, CCM_CGCR1, 14, get_rate_esdhc2, NULL,
DEFINE_CLOCK(audmux_clk, 0, CCM_CGCR1, 0, NULL, NULL, NULL);
DEFINE_CLOCK(csi_clk, 0, CCM_CGCR1, 4, get_rate_csi, NULL, &csi_per_clk);
DEFINE_CLOCK(can1_clk, 0, CCM_CGCR1, 2, get_rate_ipg, NULL, NULL);
-DEFINE_CLOCK(can2_clk, 0, CCM_CGCR1, 3, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(can2_clk, 1, CCM_CGCR1, 3, get_rate_ipg, NULL, NULL);
#define _REGISTER_CLOCK(d, n, c) \
{ \
diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h
index 733aaee5bae..93afa10b13c 100644
--- a/arch/arm/mach-mx25/devices-imx25.h
+++ b/arch/arm/mach-mx25/devices-imx25.h
@@ -49,7 +49,6 @@ extern const struct imx_spi_imx_data imx25_spi_imx_data[] __initconst;
#define imx25_add_spi_imx1(pdata) imx25_add_spi_imx(1, pdata)
#define imx25_add_spi_imx2(pdata) imx25_add_spi_imx(2, pdata)
-#define imx25_add_esdhc0(pdata) \
- imx_add_esdhc(0, MX25_ESDHC1_BASE_ADDR, SZ_16K, MX25_INT_MMC_SDHC1, pdata)
-#define imx25_add_esdhc1(pdata) \
- imx_add_esdhc(1, MX25_ESDHC2_BASE_ADDR, SZ_16K, MX25_INT_MMC_SDHC2, pdata)
+extern const struct imx_esdhc_imx_data imx25_esdhc_data[] __initconst;
+#define imx25_add_esdhc(id, pdata) \
+ imx_add_esdhc(&imx25_esdhc_data[id], pdata)
diff --git a/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
index c1fe048c445..e765ac5d9a0 100644
--- a/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
@@ -116,6 +116,38 @@ static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
},
.bpp = 16,
.pcr = 0xCAD08B80,
+ }, {
+ .mode = {
+ .name = "DVI-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 32000,
+ .hsync_len = 7,
+ .left_margin = 100,
+ .right_margin = 100,
+ .vsync_len = 7,
+ .upper_margin = 7,
+ .lower_margin = 100,
+ },
+ .pcr = 0xFA208B80,
+ .bpp = 16,
+ }, {
+ .mode = {
+ .name = "DVI-SVGA",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 600,
+ .pixclock = 25000,
+ .hsync_len = 7,
+ .left_margin = 75,
+ .right_margin = 75,
+ .vsync_len = 7,
+ .upper_margin = 7,
+ .lower_margin = 75,
+ },
+ .pcr = 0xFA208B80,
+ .bpp = 16,
},
};
@@ -245,7 +277,7 @@ void __init eukrea_mbimxsd25_baseboard_init(void)
imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
imx25_add_flexcan1(NULL);
- imx25_add_esdhc0(NULL);
+ imx25_add_esdhc(0, NULL);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);
diff --git a/arch/arm/mach-mx25/mach-cpuimx25.c b/arch/arm/mach-mx25/mach-cpuimx25.c
index 21d9b9e9c92..3b28a75007a 100644
--- a/arch/arm/mach-mx25/mach-cpuimx25.c
+++ b/arch/arm/mach-mx25/mach-cpuimx25.c
@@ -40,7 +40,6 @@
#include <mach/mxc_nand.h>
#include <mach/imxfb.h>
#include <mach/mxc_ehci.h>
-#include <mach/ulpi.h>
#include <mach/iomux-mx25.h>
#include "devices-imx25.h"
@@ -134,18 +133,13 @@ static void __init eukrea_cpuimx25_init(void)
ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
imx25_add_imx_i2c0(&eukrea_cpuimx25_i2c0_data);
-#if defined(CONFIG_USB_ULPI)
- if (otg_mode_host) {
- otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
-
+ if (otg_mode_host)
mxc_register_device(&mxc_otg, &otg_pdata);
- }
- mxc_register_device(&mxc_usbh2, &usbh2_pdata);
-#endif
- if (!otg_mode_host)
+ else
mxc_register_device(&otg_udc_device, &otg_device_pdata);
+ mxc_register_device(&mxc_usbh2, &usbh2_pdata);
+
#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD
eukrea_mbimxsd25_baseboard_init();
#endif
diff --git a/arch/arm/mach-mx3/devices-imx35.h b/arch/arm/mach-mx3/devices-imx35.h
index 509b346b7fe..5eb917b638d 100644
--- a/arch/arm/mach-mx3/devices-imx35.h
+++ b/arch/arm/mach-mx3/devices-imx35.h
@@ -46,9 +46,6 @@ extern const struct imx_spi_imx_data imx35_cspi_data[] __initconst;
#define imx35_add_spi_imx0(pdata) imx35_add_cspi(0, pdata)
#define imx35_add_spi_imx1(pdata) imx35_add_cspi(1, pdata)
-#define imx35_add_esdhc0(pdata) \
- imx_add_esdhc(0, MX35_ESDHC1_BASE_ADDR, SZ_16K, MX35_INT_MMC_SDHC1, pdata)
-#define imx35_add_esdhc1(pdata) \
- imx_add_esdhc(1, MX35_ESDHC2_BASE_ADDR, SZ_16K, MX35_INT_MMC_SDHC2, pdata)
-#define imx35_add_esdhc2(pdata) \
- imx_add_esdhc(2, MX35_ESDHC3_BASE_ADDR, SZ_16K, MX35_INT_MMC_SDHC3, pdata)
+extern const struct imx_esdhc_imx_data imx35_esdhc_data[] __initconst;
+#define imx35_add_esdhc(id, pdata) \
+ imx_add_esdhc(&imx35_esdhc_data[id], pdata)
diff --git a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
index 886959906fb..1abc10d5292 100644
--- a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
@@ -49,7 +49,7 @@
static const struct fb_videomode fb_modedb[] = {
{
- .name = "CMO_QVGA",
+ .name = "CMO-QVGA",
.refresh = 60,
.xres = 320,
.yres = 240,
@@ -64,6 +64,40 @@ static const struct fb_videomode fb_modedb[] = {
.vmode = FB_VMODE_NONINTERLACED,
.flag = 0,
},
+ {
+ .name = "DVI-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 32000,
+ .left_margin = 100,
+ .right_margin = 100,
+ .upper_margin = 7,
+ .lower_margin = 100,
+ .hsync_len = 7,
+ .vsync_len = 7,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT |
+ FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
+ {
+ .name = "DVI-SVGA",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 600,
+ .pixclock = 25000,
+ .left_margin = 75,
+ .right_margin = 75,
+ .upper_margin = 7,
+ .lower_margin = 75,
+ .hsync_len = 7,
+ .vsync_len = 7,
+ .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT |
+ FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ .flag = 0,
+ },
};
static struct ipu_platform_data mx3_ipu_data = {
@@ -72,7 +106,7 @@ static struct ipu_platform_data mx3_ipu_data = {
static struct mx3fb_platform_data mx3fb_pdata = {
.dma_dev = &mx3_ipu.dev,
- .name = "CMO_QVGA",
+ .name = "CMO-QVGA",
.mode = fb_modedb,
.num_modes = ARRAY_SIZE(fb_modedb),
};
@@ -255,7 +289,7 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
imx35_add_flexcan1(NULL);
- imx35_add_esdhc0(NULL);
+ imx35_add_esdhc(0, NULL);
gpio_request(GPIO_LED1, "LED1");
gpio_direction_output(GPIO_LED1, 1);
@@ -267,7 +301,7 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
gpio_request(GPIO_LCDPWR, "LCDPWR");
gpio_direction_output(GPIO_LCDPWR, 1);
- gpio_free(GPIO_SWITCH1);
+ gpio_free(GPIO_LCDPWR);
i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
diff --git a/arch/arm/mach-mx3/mach-cpuimx35.c b/arch/arm/mach-mx3/mach-cpuimx35.c
index 6024bb958ee..bf2d6e2ec0d 100644
--- a/arch/arm/mach-mx3/mach-cpuimx35.c
+++ b/arch/arm/mach-mx3/mach-cpuimx35.c
@@ -44,7 +44,6 @@
#include <mach/iomux-mx35.h>
#include <mach/mxc_nand.h>
#include <mach/mxc_ehci.h>
-#include <mach/ulpi.h>
#include "devices-imx35.h"
#include "devices.h"
@@ -167,18 +166,13 @@ static void __init mxc_board_init(void)
ARRAY_SIZE(eukrea_cpuimx35_i2c_devices));
imx35_add_imx_i2c0(&eukrea_cpuimx35_i2c0_data);
-#if defined(CONFIG_USB_ULPI)
- if (otg_mode_host) {
- otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
- ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
-
+ if (otg_mode_host)
mxc_register_device(&mxc_otg_host, &otg_pdata);
- }
- mxc_register_device(&mxc_usbh1, &usbh1_pdata);
-#endif
- if (!otg_mode_host)
+ else
mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
+ mxc_register_device(&mxc_usbh1, &usbh1_pdata);
+
#ifdef CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD
eukrea_mbimxsd35_baseboard_init();
#endif
diff --git a/arch/arm/mach-mx3/mach-mx31ads.c b/arch/arm/mach-mx3/mach-mx31ads.c
index 96cedc4a47f..5f670ba7f0c 100644
--- a/arch/arm/mach-mx3/mach-mx31ads.c
+++ b/arch/arm/mach-mx3/mach-mx31ads.c
@@ -22,13 +22,13 @@
#include <linux/i2c.h>
#include <linux/irq.h>
-#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
#include <mach/common.h>
+#include <mach/board-mx31ads.h>
#include <mach/iomux-mx3.h>
#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
@@ -40,10 +40,6 @@
#include "devices-imx31.h"
#include "devices.h"
-/* Base address of PBC controller */
-#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT
-/* Offsets for the PBC Controller register */
-
/* PBC Board interrupt status register */
#define PBC_INTSTATUS 0x000016
@@ -67,7 +63,6 @@
#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS)
#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4)
-#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START)
#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE)
#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10)
diff --git a/arch/arm/mach-mx3/mach-pcm037_eet.c b/arch/arm/mach-mx3/mach-pcm037_eet.c
index c8b98218efe..99e0894e07d 100644
--- a/arch/arm/mach-mx3/mach-pcm037_eet.c
+++ b/arch/arm/mach-mx3/mach-pcm037_eet.c
@@ -19,6 +19,7 @@
#include "pcm037.h"
#include "devices.h"
+#include "devices-imx31.h"
static unsigned int pcm037_eet_pins[] = {
/* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
@@ -181,7 +182,7 @@ static int eet_init_devices(void)
/* SPI */
spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev));
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
- imx35_add_spi_imx0(&pcm037_spi1_pdata);
+ imx31_add_spi_imx0(&pcm037_spi1_pdata);
#endif
platform_device_register(&pcm037_gpio_keys_device);
diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c
index e790a00cf99..a9397a4151e 100644
--- a/arch/arm/mach-mx3/mach-pcm043.c
+++ b/arch/arm/mach-mx3/mach-pcm043.c
@@ -395,7 +395,7 @@ static void __init mxc_board_init(void)
mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
imx35_add_flexcan1(NULL);
- imx35_add_esdhc0(NULL);
+ imx35_add_esdhc(0, NULL);
}
static void __init pcm043_timer_init(void)
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index fad31cc5004..a2df9ac3799 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -31,6 +31,8 @@ config MACH_EUKREA_CPUIMX51
bool "Support Eukrea CPUIMX51 module"
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
+ select IMX_HAVE_PLATFORM_MXC_NAND
+ select IMX_HAVE_PLATFORM_SPI_IMX
help
Include support for Eukrea CPUIMX51 platform. This includes
specific configurations for the module and its peripherals.
@@ -43,12 +45,38 @@ choice
config MACH_EUKREA_MBIMX51_BASEBOARD
prompt "Eukrea MBIMX51 development board"
bool
+ select IMX_HAVE_PLATFORM_ESDHC
help
This adds board specific devices that can be found on Eukrea's
MBIMX51 evaluation board.
endchoice
+config MACH_EUKREA_CPUIMX51SD
+ bool "Support Eukrea CPUIMX51SD module"
+ select IMX_HAVE_PLATFORM_IMX_I2C
+ select IMX_HAVE_PLATFORM_SPI_IMX
+ select IMX_HAVE_PLATFORM_IMX_UART
+ select IMX_HAVE_PLATFORM_MXC_NAND
+ help
+ Include support for Eukrea CPUIMX51SD platform. This includes
+ specific configurations for the module and its peripherals.
+
+choice
+ prompt "Baseboard"
+ depends on MACH_EUKREA_CPUIMX51SD
+ default MACH_EUKREA_MBIMXSD51_BASEBOARD
+
+config MACH_EUKREA_MBIMXSD51_BASEBOARD
+ prompt "Eukrea MBIMXSD development board"
+ bool
+ select IMX_HAVE_PLATFORM_ESDHC
+ help
+ This adds board specific devices that can be found on Eukrea's
+ MBIMXSD evaluation board.
+
+endchoice
+
config MACH_MX51_EFIKAMX
bool "Support MX51 Genesi Efika MX nettop"
select IMX_HAVE_PLATFORM_IMX_UART
diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile
index d1aac9c3d33..1769c161a60 100644
--- a/arch/arm/mach-mx5/Makefile
+++ b/arch/arm/mach-mx5/Makefile
@@ -9,4 +9,6 @@ obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o
obj-$(CONFIG_MACH_MX51_3DS) += board-mx51_3ds.o
obj-$(CONFIG_MACH_EUKREA_CPUIMX51) += board-cpuimx51.o
obj-$(CONFIG_MACH_EUKREA_MBIMX51_BASEBOARD) += eukrea_mbimx51-baseboard.o
+obj-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += board-cpuimx51sd.o
+obj-$(CONFIG_MACH_EUKREA_MBIMXSD51_BASEBOARD) += eukrea_mbimxsd-baseboard.o
obj-$(CONFIG_MACH_MX51_EFIKAMX) += board-mx51_efikamx.o
diff --git a/arch/arm/mach-mx5/board-cpuimx51.c b/arch/arm/mach-mx5/board-cpuimx51.c
index 61f051043bb..378f5327ae7 100644
--- a/arch/arm/mach-mx5/board-cpuimx51.c
+++ b/arch/arm/mach-mx5/board-cpuimx51.c
@@ -146,6 +146,13 @@ static struct pad_desc eukrea_cpuimx51_pads[] = {
MX51_PAD_USBH1_STP__USBH1_STP,
};
+static const struct mxc_nand_platform_data
+ eukrea_cpuimx51_nand_board_info __initconst = {
+ .width = 1,
+ .hw_ecc = 1,
+ .flash_bbt = 1,
+};
+
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@@ -239,6 +246,8 @@ static void __init eukrea_cpuimx51_init(void)
ARRAY_SIZE(eukrea_cpuimx51_pads));
imx51_add_imx_uart(0, &uart_pdata);
+ imx51_add_mxc_nand(&eukrea_cpuimx51_nand_board_info);
+
gpio_request(CPUIMX51_QUARTA_GPIO, "quarta_irq");
gpio_direction_input(CPUIMX51_QUARTA_GPIO);
gpio_free(CPUIMX51_QUARTA_GPIO);
diff --git a/arch/arm/mach-mx5/board-cpuimx51sd.c b/arch/arm/mach-mx5/board-cpuimx51sd.c
new file mode 100644
index 00000000000..bd5eb61a7eb
--- /dev/null
+++ b/arch/arm/mach-mx5/board-cpuimx51sd.c
@@ -0,0 +1,333 @@
+/*
+ *
+ * Copyright (C) 2010 Eric Bénard <eric@eukrea.com>
+ *
+ * based on board-mx51_babbage.c which is
+ * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2009-2010 Amit Kucheria <amit.kucheria@canonical.com>
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/i2c/tsc2007.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/fsl_devices.h>
+#include <linux/i2c-gpio.h>
+#include <linux/spi/spi.h>
+#include <linux/can/platform/mcp251x.h>
+
+#include <mach/eukrea-baseboards.h>
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/iomux-mx51.h>
+#include <mach/mxc_ehci.h>
+
+#include <asm/irq.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include "devices-imx51.h"
+#include "devices.h"
+
+#define USBH1_RST (1*32 + 28)
+#define ETH_RST (1*32 + 31)
+#define TSC2007_IRQGPIO (2*32 + 12)
+#define CAN_IRQGPIO (0*32 + 1)
+#define CAN_RST (3*32 + 15)
+#define CAN_NCS (3*32 + 24)
+#define CAN_RXOBF (0*32 + 4)
+#define CAN_RX1BF (0*32 + 6)
+#define CAN_TXORTS (0*32 + 7)
+#define CAN_TX1RTS (0*32 + 8)
+#define CAN_TX2RTS (0*32 + 9)
+#define I2C_SCL (3*32 + 16)
+#define I2C_SDA (3*32 + 17)
+
+/* USB_CTRL_1 */
+#define MX51_USB_CTRL_1_OFFSET 0x10
+#define MX51_USB_CTRL_UH1_EXT_CLK_EN (1 << 25)
+
+#define MX51_USB_PLLDIV_12_MHZ 0x00
+#define MX51_USB_PLL_DIV_19_2_MHZ 0x01
+#define MX51_USB_PLL_DIV_24_MHZ 0x02
+
+#define CPUIMX51SD_GPIO_3_12 IOMUX_PAD(0x57C, 0x194, 3, 0x0, 0, \
+ MX51_PAD_CTRL_1 | PAD_CTL_PUS_22K_UP)
+
+static struct pad_desc eukrea_cpuimx51sd_pads[] = {
+ /* UART1 */
+ MX51_PAD_UART1_RXD__UART1_RXD,
+ MX51_PAD_UART1_TXD__UART1_TXD,
+ MX51_PAD_UART1_RTS__UART1_RTS,
+ MX51_PAD_UART1_CTS__UART1_CTS,
+
+ /* USB HOST1 */
+ MX51_PAD_USBH1_CLK__USBH1_CLK,
+ MX51_PAD_USBH1_DIR__USBH1_DIR,
+ MX51_PAD_USBH1_NXT__USBH1_NXT,
+ MX51_PAD_USBH1_DATA0__USBH1_DATA0,
+ MX51_PAD_USBH1_DATA1__USBH1_DATA1,
+ MX51_PAD_USBH1_DATA2__USBH1_DATA2,
+ MX51_PAD_USBH1_DATA3__USBH1_DATA3,
+ MX51_PAD_USBH1_DATA4__USBH1_DATA4,
+ MX51_PAD_USBH1_DATA5__USBH1_DATA5,
+ MX51_PAD_USBH1_DATA6__USBH1_DATA6,
+ MX51_PAD_USBH1_DATA7__USBH1_DATA7,
+ MX51_PAD_USBH1_STP__USBH1_STP,
+ MX51_PAD_EIM_CS3__GPIO_2_28, /* PHY nRESET */
+
+ /* FEC */
+ MX51_PAD_EIM_DTACK__GPIO_2_31, /* PHY nRESET */
+
+ /* HSI2C */
+ MX51_PAD_I2C1_CLK__GPIO_4_16,
+ MX51_PAD_I2C1_DAT__GPIO_4_17,
+
+ /* CAN */
+ MX51_PAD_CSPI1_MOSI__ECSPI1_MOSI,
+ MX51_PAD_CSPI1_MISO__ECSPI1_MISO,
+ MX51_PAD_CSPI1_SCLK__ECSPI1_SCLK,
+ MX51_PAD_CSPI1_SS0__GPIO_4_24, /* nCS */
+ MX51_PAD_CSI2_PIXCLK__GPIO_4_15, /* nReset */
+ MX51_PAD_GPIO_1_1__GPIO_1_1, /* IRQ */
+ MX51_PAD_GPIO_1_4__GPIO_1_4, /* Control signals */
+ MX51_PAD_GPIO_1_6__GPIO_1_6,
+ MX51_PAD_GPIO_1_7__GPIO_1_7,
+ MX51_PAD_GPIO_1_8__GPIO_1_8,
+ MX51_PAD_GPIO_1_9__GPIO_1_9,
+
+ /* Touchscreen */
+ CPUIMX51SD_GPIO_3_12, /* IRQ */
+};
+
+static const struct imxuart_platform_data uart_pdata __initconst = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static int ts_get_pendown_state(void)
+{
+ return gpio_get_value(TSC2007_IRQGPIO) ? 0 : 1;
+}
+
+static struct tsc2007_platform_data tsc2007_info = {
+ .model = 2007,
+ .x_plate_ohms = 180,
+ .get_pendown_state = ts_get_pendown_state,
+};
+
+static struct i2c_board_info eukrea_cpuimx51sd_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("pcf8563", 0x51),
+ }, {
+ I2C_BOARD_INFO("tsc2007", 0x49),
+ .type = "tsc2007",
+ .platform_data = &tsc2007_info,
+ .irq = gpio_to_irq(TSC2007_IRQGPIO),
+ },
+};
+
+static const struct mxc_nand_platform_data
+ eukrea_cpuimx51sd_nand_board_info __initconst = {
+ .width = 1,
+ .hw_ecc = 1,
+ .flash_bbt = 1,
+};
+
+/* This function is board specific as the bit mask for the plldiv will also
+be different for other Freescale SoCs, thus a common bitmask is not
+possible and cannot get place in /plat-mxc/ehci.c.*/
+static int initialize_otg_port(struct platform_device *pdev)
+{
+ u32 v;
+ void __iomem *usb_base;
+ void __iomem *usbother_base;
+
+ usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K);
+ usbother_base = usb_base + MX5_USBOTHER_REGS_OFFSET;
+
+ /* Set the PHY clock to 19.2MHz */
+ v = __raw_readl(usbother_base + MXC_USB_PHY_CTR_FUNC2_OFFSET);
+ v &= ~MX5_USB_UTMI_PHYCTRL1_PLLDIV_MASK;
+ v |= MX51_USB_PLL_DIV_19_2_MHZ;
+ __raw_writel(v, usbother_base + MXC_USB_PHY_CTR_FUNC2_OFFSET);
+ iounmap(usb_base);
+ return 0;
+}
+
+static int initialize_usbh1_port(struct platform_device *pdev)
+{
+ u32 v;
+ void __iomem *usb_base;
+ void __iomem *usbother_base;
+
+ usb_base = ioremap(MX51_OTG_BASE_ADDR, SZ_4K);
+ usbother_base = usb_base + MX5_USBOTHER_REGS_OFFSET;
+
+ /* The clock for the USBH1 ULPI port will come from the PHY. */
+ v = __raw_readl(usbother_base + MX51_USB_CTRL_1_OFFSET);
+ __raw_writel(v | MX51_USB_CTRL_UH1_EXT_CLK_EN,
+ usbother_base + MX51_USB_CTRL_1_OFFSET);
+ iounmap(usb_base);
+ return 0;
+}
+
+static struct mxc_usbh_platform_data dr_utmi_config = {
+ .init = initialize_otg_port,
+ .portsc = MXC_EHCI_UTMI_16BIT,
+ .flags = MXC_EHCI_INTERNAL_PHY,
+};
+
+static struct fsl_usb2_platform_data usb_pdata = {
+ .operating_mode = FSL_USB2_DR_DEVICE,
+ .phy_mode = FSL_USB2_PHY_UTMI_WIDE,
+};
+
+static struct mxc_usbh_platform_data usbh1_config = {
+ .init = initialize_usbh1_port,
+ .portsc = MXC_EHCI_MODE_ULPI,
+ .flags = (MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_ITC_NO_THRESHOLD),
+};
+
+static int otg_mode_host;
+
+static int __init eukrea_cpuimx51sd_otg_mode(char *options)
+{
+ if (!strcmp(options, "host"))
+ otg_mode_host = 1;
+ else if (!strcmp(options, "device"))
+ otg_mode_host = 0;
+ else
+ pr_info("otg_mode neither \"host\" nor \"device\". "
+ "Defaulting to device\n");
+ return 0;
+}
+__setup("otg_mode=", eukrea_cpuimx51sd_otg_mode);
+
+static struct i2c_gpio_platform_data pdata = {
+ .sda_pin = I2C_SDA,
+ .sda_is_open_drain = 0,
+ .scl_pin = I2C_SCL,
+ .scl_is_open_drain = 0,
+ .udelay = 2,
+};
+
+static struct platform_device hsi2c_gpio_device = {
+ .name = "i2c-gpio",
+ .id = 0,
+ .dev.platform_data = &pdata,
+};
+
+static struct mcp251x_platform_data mcp251x_info = {
+ .oscillator_frequency = 24E6,
+};
+
+static struct spi_board_info cpuimx51sd_spi_device[] = {
+ {
+ .modalias = "mcp2515",
+ .max_speed_hz = 6500000,
+ .bus_num = 0,
+ .mode = SPI_MODE_0,
+ .chip_select = 0,
+ .platform_data = &mcp251x_info,
+ .irq = gpio_to_irq(0 * 32 + 1)
+ },
+};
+
+static int cpuimx51sd_spi1_cs[] = {
+ CAN_NCS,
+};
+
+static const struct spi_imx_master cpuimx51sd_ecspi1_pdata __initconst = {
+ .chipselect = cpuimx51sd_spi1_cs,
+ .num_chipselect = ARRAY_SIZE(cpuimx51sd_spi1_cs),
+};
+
+static struct platform_device *platform_devices[] __initdata = {
+ &hsi2c_gpio_device,
+};
+
+static void __init eukrea_cpuimx51sd_init(void)
+{
+ mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx51sd_pads,
+ ARRAY_SIZE(eukrea_cpuimx51sd_pads));
+
+ imx51_add_imx_uart(0, &uart_pdata);
+ imx51_add_mxc_nand(&eukrea_cpuimx51sd_nand_board_info);
+
+ gpio_request(ETH_RST, "eth_rst");
+ gpio_set_value(ETH_RST, 1);
+ imx51_add_fec(NULL);
+
+ gpio_request(CAN_IRQGPIO, "can_irq");
+ gpio_direction_input(CAN_IRQGPIO);
+ gpio_free(CAN_IRQGPIO);
+ gpio_request(CAN_NCS, "can_ncs");
+ gpio_direction_output(CAN_NCS, 1);
+ gpio_free(CAN_NCS);
+ gpio_request(CAN_RST, "can_rst");
+ gpio_direction_output(CAN_RST, 0);
+ msleep(20);
+ gpio_set_value(CAN_RST, 1);
+ imx51_add_ecspi(0, &cpuimx51sd_ecspi1_pdata);
+ spi_register_board_info(cpuimx51sd_spi_device,
+ ARRAY_SIZE(cpuimx51sd_spi_device));
+
+ gpio_request(TSC2007_IRQGPIO, "tsc2007_irq");
+ gpio_direction_input(TSC2007_IRQGPIO);
+ gpio_free(TSC2007_IRQGPIO);
+
+ i2c_register_board_info(0, eukrea_cpuimx51sd_i2c_devices,
+ ARRAY_SIZE(eukrea_cpuimx51sd_i2c_devices));
+ platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+
+ if (otg_mode_host)
+ mxc_register_device(&mxc_usbdr_host_device, &dr_utmi_config);
+ else {
+ initialize_otg_port(NULL);
+ mxc_register_device(&mxc_usbdr_udc_device, &usb_pdata);
+ }
+
+ gpio_request(USBH1_RST, "usb_rst");
+ gpio_direction_output(USBH1_RST, 0);
+ msleep(20);
+ gpio_set_value(USBH1_RST, 1);
+ mxc_register_device(&mxc_usbh1_device, &usbh1_config);
+
+#ifdef CONFIG_MACH_EUKREA_MBIMXSD51_BASEBOARD
+ eukrea_mbimxsd51_baseboard_init();
+#endif
+}
+
+static void __init eukrea_cpuimx51sd_timer_init(void)
+{
+ mx51_clocks_init(32768, 24000000, 22579200, 0);
+}
+
+static struct sys_timer mxc_timer = {
+ .init = eukrea_cpuimx51sd_timer_init,
+};
+
+MACHINE_START(EUKREA_CPUIMX51SD, "Eukrea CPUIMX51SD")
+ /* Maintainer: Eric Bénard <eric@eukrea.com> */
+ .phys_io = MX51_AIPS1_BASE_ADDR,
+ .io_pg_offst = ((MX51_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x100,
+ .map_io = mx51_map_io,
+ .init_irq = mx51_init_irq,
+ .init_machine = eukrea_cpuimx51sd_init,
+ .timer = &mxc_timer,
+MACHINE_END
diff --git a/arch/arm/mach-mx5/clock-mx51.c b/arch/arm/mach-mx5/clock-mx51.c
index 21cecc04017..f2aae92cf0e 100644
--- a/arch/arm/mach-mx5/clock-mx51.c
+++ b/arch/arm/mach-mx5/clock-mx51.c
@@ -41,6 +41,36 @@ static struct clk usboh3_clk;
#define MAX_DPLL_WAIT_TRIES 1000 /* 1000 * udelay(1) = 1ms */
+/* calculate best pre and post dividers to get the required divider */
+static void __calc_pre_post_dividers(u32 div, u32 *pre, u32 *post,
+ u32 max_pre, u32 max_post)
+{
+ if (div >= max_pre * max_post) {
+ *pre = max_pre;
+ *post = max_post;
+ } else if (div >= max_pre) {
+ u32 min_pre, temp_pre, old_err, err;
+ min_pre = DIV_ROUND_UP(div, max_post);
+ old_err = max_pre;
+ for (temp_pre = max_pre; t