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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
commit0fe41b8982001cd14ee2c77cd776735a5024e98b (patch)
tree83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mach-mx2/pcm038.c
parenteedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff)
parent9759d22c8348343b0da4e25d6150c41712686c14 (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits) [ARM] 5435/1: fix compile warning in sanity_check_meminfo() [ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx [ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0 [ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins imxfb: Fix TFT mode i.MX21/27: remove ifdef CONFIG_FB_IMX imxfb: add clock support mxc: add arch_reset() function clkdev: add possibility to get a clock based on the device name i.MX1: remove fb support from mach-imx [ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined Gemini: Add support for Teltonika RUT100 Gemini: gpiolib based GPIO support v2 MAINTAINERS: add myself as Gemini architecture maintainer ARM: Add Gemini architecture v3 [ARM] OMAP: Fix compile for omap2_init_common_hw() MAINTAINERS: Add myself as Faraday ARM core variant maintainer ARM: Add support for FA526 v2 [ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h [ARM] collie: fix two minor formatting nits ...
Diffstat (limited to 'arch/arm/mach-mx2/pcm038.c')
-rw-r--r--arch/arm/mach-mx2/pcm038.c82
1 files changed, 68 insertions, 14 deletions
diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c
index dfd4156da7d..aa4eaa61d1b 100644
--- a/arch/arm/mach-mx2/pcm038.c
+++ b/arch/arm/mach-mx2/pcm038.c
@@ -20,11 +20,18 @@
#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 <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/common.h>
#include <mach/hardware.h>
-#include <mach/iomux-mx1-mx2.h>
+#include <mach/iomux.h>
+#ifdef CONFIG_I2C_IMX
+#include <mach/i2c.h>
+#endif
#include <asm/mach/time.h>
#include <mach/imx-uart.h>
#include <mach/board-pcm038.h>
@@ -121,10 +128,10 @@ static int uart_mxc_port1_exit(struct platform_device *pdev)
return 0;
}
-static int mxc_uart2_pins[] = { PE10_PF_UART3_CTS,
+static int mxc_uart2_pins[] = { PE8_PF_UART3_TXD,
PE9_PF_UART3_RXD,
PE10_PF_UART3_CTS,
- PE9_PF_UART3_RXD };
+ PE11_PF_UART3_RTS };
static int uart_mxc_port2_init(struct platform_device *pdev)
{
@@ -170,7 +177,7 @@ static int mxc_fec_pins[] = {
PD11_AOUT_FEC_TX_CLK,
PD12_AOUT_FEC_RXD0,
PD13_AOUT_FEC_RX_DV,
- PD14_AOUT_FEC_CLR,
+ PD14_AOUT_FEC_RX_CLK,
PD15_AOUT_FEC_COL,
PD16_AIN_FEC_TX_ER,
PF23_AIN_FEC_TX_EN
@@ -182,12 +189,6 @@ static void gpio_fec_active(void)
ARRAY_SIZE(mxc_fec_pins), "FEC");
}
-static void gpio_fec_inactive(void)
-{
- mxc_gpio_release_multiple_pins(mxc_fec_pins,
- ARRAY_SIZE(mxc_fec_pins));
-}
-
static struct mxc_nand_platform_data pcm038_nand_board_info = {
.width = 1,
.hw_ecc = 1,
@@ -196,6 +197,7 @@ static struct mxc_nand_platform_data pcm038_nand_board_info = {
static struct platform_device *platform_devices[] __initdata = {
&pcm038_nor_mtd_device,
&mxc_w1_master_device,
+ &mxc_fec_device,
&pcm038_sram_mtd_device,
};
@@ -208,6 +210,51 @@ static void __init pcm038_init_sram(void)
__raw_writel(0x22220a00, CSCR_A(1));
}
+#ifdef CONFIG_I2C_IMX
+static int mxc_i2c1_pins[] = {
+ PC5_PF_I2C2_SDA,
+ PC6_PF_I2C2_SCL
+};
+
+static int pcm038_i2c_1_init(struct device *dev)
+{
+ return mxc_gpio_setup_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins),
+ "I2C1");
+}
+
+static void pcm038_i2c_1_exit(struct device *dev)
+{
+ mxc_gpio_release_multiple_pins(mxc_i2c1_pins, ARRAY_SIZE(mxc_i2c1_pins));
+}
+
+static struct imxi2c_platform_data pcm038_i2c_1_data = {
+ .bitrate = 100000,
+ .init = pcm038_i2c_1_init,
+ .exit = pcm038_i2c_1_exit,
+};
+
+static struct at24_platform_data board_eeprom = {
+ .byte_len = 4096,
+ .page_size = 32,
+ .flags = AT24_FLAG_ADDR16,
+};
+
+static struct i2c_board_info pcm038_i2c_devices[] = {
+ [0] = {
+ I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
+ .platform_data = &board_eeprom,
+ },
+ [1] = {
+ I2C_BOARD_INFO("rtc-pcf8563", 0x51),
+ .type = "pcf8563"
+ },
+ [2] = {
+ I2C_BOARD_INFO("lm75", 0x4a),
+ .type = "lm75"
+ }
+};
+#endif
+
static void __init pcm038_init(void)
{
gpio_fec_active();
@@ -217,9 +264,17 @@ static void __init pcm038_init(void)
mxc_register_device(&mxc_uart_device1, &uart_pdata[1]);
mxc_register_device(&mxc_uart_device2, &uart_pdata[2]);
- mxc_gpio_mode(PE16_AF_RTCK); /* OWIRE */
+ mxc_gpio_mode(PE16_AF_OWIRE);
mxc_register_device(&mxc_nand_device, &pcm038_nand_board_info);
+#ifdef CONFIG_I2C_IMX
+ /* only the i2c master 1 is used on this CPU card */
+ i2c_register_board_info(1, pcm038_i2c_devices,
+ ARRAY_SIZE(pcm038_i2c_devices));
+
+ mxc_register_device(&mxc_i2c_device1, &pcm038_i2c_1_data);
+#endif
+
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
#ifdef CONFIG_MACH_PCM970_BASEBOARD
@@ -229,11 +284,10 @@ static void __init pcm038_init(void)
static void __init pcm038_timer_init(void)
{
- mxc_clocks_init(26000000);
- mxc_timer_init("gpt_clk.0");
+ mx27_clocks_init(26000000);
}
-struct sys_timer pcm038_timer = {
+static struct sys_timer pcm038_timer = {
.init = pcm038_timer_init,
};