initial pca100 support

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

5 files changed, 423 insertions, 1 deletions

diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig
index 372fbe3a3b1..981cc59b991 100644
--- a/arch/arm/mach-mx2/Kconfig
+++ b/arch/arm/mach-mx2/Kconfig
@@ -39,6 +39,13 @@ config MACH_PCM038
 	  Include support for phyCORE-i.MX27 (aka pcm038) platform. This
 	  includes specific configurations for the module and its peripherals.
 
+config MACH_PCA100
+	bool "Phytec phyCard-i.MX27 CPU module (pca100)"
+	depends on MACH_MX27
+	help
+	  Include support for phyCard-i.MX27 (aka pca100) platform. This
+	  includes specific configurations for the module and its peripherals.
+
 choice
 	prompt "Baseboard"
 	depends on MACH_PCM038
diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile
index a7e2f5264bc..57b78013f77 100644
--- a/arch/arm/mach-mx2/Makefile
+++ b/arch/arm/mach-mx2/Makefile
@@ -22,4 +22,4 @@ obj-$(CONFIG_MACH_PCM038) += pcm038.o
 obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o
 obj-$(CONFIG_MACH_MX27_3DS) += mx27pdk.o
 obj-$(CONFIG_MACH_MX27LITE) += mx27lite.o
-
+obj-$(CONFIG_MACH_PCA100) += pca100.o
diff --git a/arch/arm/mach-mx2/pca100.c b/arch/arm/mach-mx2/pca100.c
new file mode 100644
index 00000000000..e6d7e7a7bcd
--- /dev/null
+++ b/arch/arm/mach-mx2/pca100.c
@@ -0,0 +1,385 @@
+/*
+ * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
+ * Copyright (C) 2009 Sascha Hauer (kernel@pengutronix.de)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/plat-ram.h>
+#include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/i2c/at24.h>
+#include <linux/dma-mapping.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/eeprom.h>
+#include <linux/delay.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/iomux.h>
+#include <mach/i2c.h>
+#include <asm/mach/time.h>
+#include <mach/spi.h>
+#include <mach/spi.h>
+#include <mach/imx-uart.h>
+#include <mach/board-pca100.h>
+#include <mach/mxc_nand.h>
+#include <mach/imx_dam.h>
+#include <mach/imx_sound.h>
+#include <mach/imx_ssi.h>
+#include <mach/irqs.h>
+#include <mach/imxfb.h>
+#include <mach/mxc_ehci.h>
+#include <mach/ulpi.h>
+
+#include "devices.h"
+
+static int pca100_pins[] = {
+	/* UART1 */
+	PE12_PF_UART1_TXD,
+	PE13_PF_UART1_RXD,
+	PE14_PF_UART1_CTS,
+	PE15_PF_UART1_RTS,
+	/* SDHC */
+	PB4_PF_SD2_D0,
+	PB5_PF_SD2_D1,
+	PB6_PF_SD2_D2,
+	PB7_PF_SD2_D3,
+	PB8_PF_SD2_CMD,
+	PB9_PF_SD2_CLK,
+	/* FEC */
+	PD0_AIN_FEC_TXD0,
+	PD1_AIN_FEC_TXD1,
+	PD2_AIN_FEC_TXD2,
+	PD3_AIN_FEC_TXD3,
+	PD4_AOUT_FEC_RX_ER,
+	PD5_AOUT_FEC_RXD1,
+	PD6_AOUT_FEC_RXD2,
+	PD7_AOUT_FEC_RXD3,
+	PD8_AF_FEC_MDIO,
+	PD9_AIN_FEC_MDC,
+	PD10_AOUT_FEC_CRS,
+	PD11_AOUT_FEC_TX_CLK,
+	PD12_AOUT_FEC_RXD0,
+	PD13_AOUT_FEC_RX_DV,
+	PD14_AOUT_FEC_RX_CLK,
+	PD15_AOUT_FEC_COL,
+	PD16_AIN_FEC_TX_ER,
+	PF23_AIN_FEC_TX_EN,
+	/* SSI1 */
+	PC20_PF_SSI1_FS,
+	PC21_PF_SSI1_RXD,
+	PC22_PF_SSI1_TXD,
+	PC23_PF_SSI1_CLK,
+	/* onboard I2C */
+	PC5_PF_I2C2_SDA,
+	PC6_PF_I2C2_SCL,
+	/* external I2C */
+	PD17_PF_I2C_DATA,
+	PD18_PF_I2C_CLK,
+	/* display */
+	PA5_PF_LSCLK,
+	PA6_PF_LD0,
+	PA7_PF_LD1,
+	PA8_PF_LD2,
+	PA9_PF_LD3,
+	PA10_PF_LD4,
+	PA11_PF_LD5,
+	PA12_PF_LD6,
+	PA13_PF_LD7,
+	PA14_PF_LD8,
+	PA15_PF_LD9,
+	PA16_PF_LD10,
+	PA17_PF_LD11,
+	PA18_PF_LD12,
+	PA19_PF_LD13,
+	PA20_PF_LD14,
+	PA21_PF_LD15,
+	PA22_PF_LD16,
+	PA23_PF_LD17,
+#if 0
+	/* not used? */
+	PA24_PF_REV,
+	PA25_PF_CLS,
+	PA26_PF_PS,
+	PA27_PF_SPL_SPR,
+#endif
+	PA28_PF_HSYNC,
+	PA29_PF_VSYNC,
+	PA30_PF_CONTRAST,
+	PA31_PF_OE_ACD,
+	/* SPI1 */
+	PD25_PF_CSPI1_RDY,
+//	PD28_PF_CSPI1_SS0,
+	PD29_PF_CSPI1_SCLK,
+	PD30_PF_CSPI1_MISO,
+	PD31_PF_CSPI1_MOSI,
+};
+
+static struct imxuart_platform_data uart_pdata = {
+	.flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct mxc_nand_platform_data pca100_nand_board_info = {
+	.width = 1,
+	.hw_ecc = 1,
+};
+
+static struct platform_device *platform_devices[] __initdata = {
+	&mxc_w1_master_device,
+	&mxc_fec_device,
+	&mxc_vpu_device,
+};
+
+static struct imxi2c_platform_data pca100_i2c_1_data = {
+	.bitrate = 100000,
+};
+
+static struct at24_platform_data board_eeprom = {
+	.byte_len = 4096,
+	.page_size = 32,
+	.flags = AT24_FLAG_ADDR16,
+};
+
+static struct i2c_board_info pca100_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
+		.platform_data = &board_eeprom,
+	}, {
+		I2C_BOARD_INFO("rtc-pcf8563", 0x51),
+		.type = "pcf8563"
+	}, {
+		I2C_BOARD_INFO("lm75", 0x4a),
+		.type = "lm75"
+	}
+};
+
+static struct imx_fb_videomode pca100_modes[] = {
+	{
+		.mode = {
+			.name		= "Primeview-PD050VL1",
+			.refresh	= 60,
+			.xres		= 640,
+			.yres		= 480,
+			.pixclock	= 40000, /* in ps (25MHz) */
+			.hsync_len	= 96,
+			.left_margin	= 18,
+			.right_margin	= 46,
+			.vsync_len	= 2,
+			.upper_margin	= 10,
+			.lower_margin	= 33,
+		},
+		/*
+		 * - HSYNC active low (1 << 22)
+		 * - VSYNC active low (1 << 23)
+		 * - clk not enabled while idle
+		 * - clock not inverted
+		 * - data not inverted
+		 * - data enable low active
+		 * - enable sharp mode
+		 */
+#if 0
+		/* My values */
+		.pcr		= (1<<31) | (1<<30) | (3<<28) | (1<<22) | (1<<23) | (1<<19),
+#else
+		/* phytec */
+		.pcr = 0xFAc88080,
+#endif
+		.bpp		= 32,
+	},
+};
+
+/*
+ * Connected is a portrait Sharp-QVGA display
+ * of type: LQ035Q7DH06
+ */
+static struct imx_fb_platform_data pca100_fb_data = {
+	.mode = pca100_modes,
+	.num_modes = ARRAY_SIZE(pca100_modes),
+
+	.pwmr		= 0x00A903FF,
+	.lscr1		= 0x00120300,
+	.dmacr		= 0x00020010,
+};
+
+static int isp1504_set_vbus_power(void __iomem *view, int on)
+{
+	int vid, pid, ret = 0;
+
+	vid = (ulpi_read(ISP1504_VID_HIGH, view) << 8) |
+		 ulpi_read(ISP1504_VID_LOW, view);
+	pid = (ulpi_read(ISP1504_PID_HIGH, view) << 8) |
+		 ulpi_read(ISP1504_PID_LOW, view);
+
+	pr_info("ULPI Vendor ID 0x%x    Product ID 0x%x\n", vid, pid);
+	if (vid != 0x4cc || pid != 0x1504) {
+		pr_err("No ISP1504 found\n");
+		return -1;
+	}
+
+	if (on) {
+		ret = ulpi_set(DRV_VBUS_EXT |	/* enable external Vbus */
+			    DRV_VBUS |		/* enable internal Vbus */
+			    USE_EXT_VBUS_IND |	/* use external indicator */
+			    CHRG_VBUS,		/* charge Vbus */
+			    ISP1504_OTGCTL, view);
+	} else {
+		ret = ulpi_clear(DRV_VBUS_EXT |	/* disable external Vbus */
+			      DRV_VBUS,		/* disable internal Vbus */
+			      ISP1504_OTGCTL, view);
+
+		ret |= ulpi_set(USE_EXT_VBUS_IND | /* use external indicator */
+			    DISCHRG_VBUS,	   /* discharge Vbus */
+			    ISP1504_OTGCTL, view);
+	}
+
+	return ret;
+}
+
+static int mxc_usbh2_pins[] = {
+	PA0_PF_USBH2_CLK,
+	PA1_PF_USBH2_DIR,
+	PA2_PF_USBH2_DATA7,
+	PA3_PF_USBH2_NXT,
+	PA4_PF_USBH2_STP,
+	PD19_AF_USBH2_DATA4,
+	PD20_AF_USBH2_DATA3,
+	PD21_AF_USBH2_DATA6,
+	PD22_AF_USBH2_DATA0,
+	PD23_AF_USBH2_DATA2,
+	PD24_AF_USBH2_DATA1,
+	PD26_AF_USBH2_DATA5,
+};
+
+static int pca100_usbh2_init(struct platform_device *pdev)
+{
+	int ret;
+	uint32_t temp;
+
+	ret = mxc_gpio_setup_multiple_pins(mxc_usbh2_pins,
+			ARRAY_SIZE(mxc_usbh2_pins), "usbh2");
+	if (ret)
+		return ret;
+
+	temp = readl(IO_ADDRESS(OTG_BASE_ADDR) + 0x600);
+	temp &= ~((3 << 21) | 1);
+	temp |= (1 << 5) | (1 << 16) | (1 << 19) | (1 << 11) | (1 << 20);
+	writel(temp, IO_ADDRESS(OTG_BASE_ADDR) + 0x600);
+
+	temp = readl(IO_ADDRESS(OTG_BASE_ADDR) + 0x584);
+	temp &= ~(3 << 30);
+	temp |= 2 << 30;
+	writel(temp, IO_ADDRESS(OTG_BASE_ADDR) + 0x584);
+
+	mdelay(10);
+
+	ret = isp1504_set_vbus_power(IO_ADDRESS(OTG_BASE_ADDR + 0x570), 1);
+	if (ret)
+		mxc_gpio_release_multiple_pins(mxc_usbh2_pins,
+			ARRAY_SIZE(mxc_usbh2_pins));
+	return ret;
+}
+
+static struct mxc_usbh_platform_data ehci2_pdata = {
+	.init = pca100_usbh2_init,
+};
+
+static struct spi_eeprom at25320 = {
+	.name		= "at25320an",
+	.byte_len	= 4096,
+	.page_size	= 32,
+	.flags		= EE_ADDR2,
+};
+
+static struct spi_board_info pca100_spi_board_info[] __initdata = {
+	{
+		.modalias = "at25",
+		.max_speed_hz = 300000,
+		.bus_num = 0,
+		.chip_select = 0,
+		.platform_data = &at25320,
+	}, {
+		.modalias = "at25",
+		.max_speed_hz = 30000,
+		.bus_num = 0,
+		.chip_select = 1,
+		.platform_data = &at25320,
+	}
+
+};
+
+static int pca100_spi_cs[] = {GPIO_PORTD + 28, GPIO_PORTD + 27};
+
+static struct spi_imx_master pca100_spi_0_data = {
+	.chipselect	= pca100_spi_cs,
+	.num_chipselect = ARRAY_SIZE(pca100_spi_cs),
+};
+
+static void __init pca100_init(void)
+{
+	int ret;
+
+	ret = mxc_gpio_setup_multiple_pins(pca100_pins,
+                        ARRAY_SIZE(pca100_pins), "PCA100");
+	if (ret)
+		printk(KERN_ERR "pca100: Failed to setup pins (%d)\n", ret);
+
+	mxc_register_device(&mxc_fb_device, &pca100_fb_data);
+	mxc_register_device(&mxc_uart_device0, &uart_pdata);
+	mxc_register_device(&mxc_sdhc_device1, NULL);
+
+	mxc_register_device(&mxc_nand_device, &pca100_nand_board_info);
+
+	/* only the i2c master 1 is used on this CPU card */
+	i2c_register_board_info(1, pca100_i2c_devices,
+				ARRAY_SIZE(pca100_i2c_devices));
+
+	mxc_register_device(&mxc_i2c_device1, &pca100_i2c_1_data);
+//	mxc_register_device(&mxc_ehci2, &ehci2_pdata);
+
+	mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
+	mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_OUT);
+
+	mxc_register_device(&mxc_spi_device0, &pca100_spi_0_data);
+
+	spi_register_board_info(pca100_spi_board_info,
+				ARRAY_SIZE(pca100_spi_board_info));
+
+	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
+
+static void __init pca100_timer_init(void)
+{
+	mx27_clocks_init(26000000);
+}
+
+static struct sys_timer pca100_timer = {
+	.init = pca100_timer_init,
+};
+
+MACHINE_START(PCA100, "phyCard-i.MX27")
+	.phys_io        = AIPI_BASE_ADDR,
+	.io_pg_offst    = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+	.boot_params    = PHYS_OFFSET + 0x100,
+	.map_io         = mxc_map_io,
+	.init_irq       = mxc_init_irq,
+	.init_machine   = pca100_init,
+	.timer          = &pca100_timer,
+MACHINE_END
+
diff --git a/arch/arm/plat-mxc/include/mach/board-pca100.h b/arch/arm/plat-mxc/include/mach/board-pca100.h
new file mode 100644
index 00000000000..d7f2b42ce5e
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/board-pca100.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_PCA100_H__
+#define __ASM_ARCH_MXC_BOARD_PCA100_H__
+
+/* mandatory for CONFIG_LL_DEBUG */
+
+#define MXC_LL_UART_PADDR	UART1_BASE_ADDR
+#define MXC_LL_UART_VADDR	(AIPI_BASE_ADDR_VIRT + 0x0A000)
+
+#endif /* __ASM_ARCH_MXC_BOARD_PCA100_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S
index bbc5f6753cf..c76071e36db 100644
--- a/arch/arm/plat-mxc/include/mach/debug-macro.S
+++ b/arch/arm/plat-mxc/include/mach/debug-macro.S
@@ -51,6 +51,9 @@
 #endif
 #ifdef CONFIG_MACH_MX27LITE
 #include <mach/board-mx27lite.h>
+#enidf
+#ifdef CONFIG_MACH_PCA100
+#include <mach/board-pca100.h>
 #endif
 		.macro	addruart,rx
 		mrc	p15, 0, \rx, c1, c0