mx27: add support for phytec pca100 (phyCARD-s) board
authorLuotao Fu <l.fu@pengutronix.de>
Thu, 6 Aug 2009 09:19:39 +0000 (11:19 +0200)
committerSascha Hauer <s.hauer@pengutronix.de>
Fri, 14 Aug 2009 10:40:59 +0000 (12:40 +0200)
Signed-off-by: Luotao Fu <l.fu@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
arch/arm/mach-mx2/Kconfig
arch/arm/mach-mx2/Makefile
arch/arm/mach-mx2/pca100.c [new file with mode: 0644]

index 0c28a37bc14e796fd3112f4672f4d1c1f58def1c..c8a2eac4d13cc41807920d80b444774b855bff4e 100644 (file)
@@ -95,4 +95,11 @@ config MACH_MX27LITE
          Include support for MX27 LITEKIT platform. This includes specific
          configurations for the board and its peripherals.
 
+config MACH_PCA100
+       bool "Phytec phyCARD-s (pca100)"
+       depends on MACH_MX27
+       help
+         Include support for phyCARD-s (aka pca100) platform. This
+         includes specific configurations for the module and its peripherals.
+
 endif
index 8b6846c42262bbb716a8a1b8fa8c4d29905f8cec..19560f04563294e4eabeebe04436354533fbbdae 100644 (file)
@@ -19,3 +19,5 @@ obj-$(CONFIG_MACH_MX27_3DS) += mx27pdk.o
 obj-$(CONFIG_MACH_MX27LITE) += mx27lite.o
 obj-$(CONFIG_MACH_EUKREA_CPUIMX27) += eukrea_cpuimx27.o
 obj-$(CONFIG_MACH_EUKREA_MBIMX27_BASEBOARD) += eukrea_mbimx27-baseboard.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 (file)
index 0000000..fe5b165
--- /dev/null
@@ -0,0 +1,244 @@
+/*
+ * 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/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/irq.h>
+#include <linux/gpio.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>
+#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
+#include <mach/spi.h>
+#endif
+#include <mach/imx-uart.h>
+#include <mach/mxc_nand.h>
+#include <mach/irqs.h>
+#include <mach/mmc.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,
+       /* SPI1 */
+       PD25_PF_CSPI1_RDY,
+       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,
+};
+
+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"
+       }
+};
+
+#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
+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 = 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),
+};
+#endif
+
+static int pca100_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
+               void *data)
+{
+       int ret;
+
+       ret = request_irq(IRQ_GPIOC(29), detect_irq,
+                         IRQF_DISABLED | IRQF_TRIGGER_FALLING,
+                         "imx-mmc-detect", data);
+       if (ret)
+               printk(KERN_ERR
+                       "pca100: Failed to reuest irq for sd/mmc detection\n");
+
+       return ret;
+}
+
+static void pca100_sdhc2_exit(struct device *dev, void *data)
+{
+       free_irq(IRQ_GPIOC(29), data);
+}
+
+static struct imxmmc_platform_data sdhc_pdata = {
+       .init = pca100_sdhc2_init,
+       .exit = pca100_sdhc2_exit,
+};
+
+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_uart_device0, &uart_pdata);
+
+       mxc_gpio_mode(GPIO_PORTC | 29 | GPIO_GPIO | GPIO_IN);
+       mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata);
+
+       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_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
+       mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_OUT);
+
+       /* GPIO0_IRQ */
+       mxc_gpio_mode(GPIO_PORTC | 31 | GPIO_GPIO | GPIO_IN);
+       /* GPIO1_IRQ */
+       mxc_gpio_mode(GPIO_PORTC | 25 | GPIO_GPIO | GPIO_IN);
+       /* GPIO2_IRQ */
+       mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_IN);
+
+#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
+       spi_register_board_info(pca100_spi_board_info,
+                               ARRAY_SIZE(pca100_spi_board_info));
+       mxc_register_device(&mxc_spi_device0, &pca100_spi_0_data);
+#endif
+
+       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         = mx27_map_io,
+       .init_irq       = mxc_init_irq,
+       .init_machine   = pca100_init,
+       .timer          = &pca100_timer,
+MACHINE_END
+