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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-15 12:33:40 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-15 12:33:40 -0800 |
commit | 16c1020362083b320868c0deef492249089c3cd3 (patch) | |
tree | ff200df3502e6010745713275d69fd0a07e399cf /arch/arm/mach-mx5/board-mx53_evk.c | |
parent | 65e5d002b5ad220db2bf9557f53de5a98f7dab86 (diff) | |
parent | bbba75606963c82febf7bd2761ea848ac5d1a1bb (diff) | |
download | linux-rpi3-16c1020362083b320868c0deef492249089c3cd3.tar.gz linux-rpi3-16c1020362083b320868c0deef492249089c3cd3.tar.bz2 linux-rpi3-16c1020362083b320868c0deef492249089c3cd3.zip |
Merge branch 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm: (161 commits)
ARM: pxa: fix building issue of missing physmap.h
ARM: mmp: PXA910 drive strength FAST using wrong value
ARM: mmp: MMP2 drive strength FAST using wrong value
ARM: pxa: fix recursive calls in pxa_low_gpio_chip
AT91: Support for gsia18s board
AT91: Acme Systems FOX Board G20 board files
AT91: board-sam9m10g45ek.c: Remove duplicate inclusion of mach/hardware.h
ARM: pxa: fix suspend/resume array index miscalculation
ARM: pxa: use cpu_has_ipr() consistently in irq.c
ARM: pxa: remove unused variable in clock-pxa3xx.c
ARM: pxa: fix warning in zeus.c
ARM: sa1111: fix typo in sa1111_retrigger_lowirq()
ARM mxs: clkdev related compile fixes
ARM i.MX mx31_3ds: Fix MC13783 regulator names
ARM: plat-stmp3xxx: irq_data conversion.
ARM: plat-spear: irq_data conversion.
ARM: plat-orion: irq_data conversion.
ARM: plat-omap: irq_data conversion.
ARM: plat-nomadik: irq_data conversion.
ARM: plat-mxc: irq_data conversion.
...
Fix up trivial conflict in arch/arm/plat-omap/gpio.c (Lennert
Buytenhek's irq_data conversion clashing with some omap irq updates)
Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_evk.c')
-rw-r--r-- | arch/arm/mach-mx5/board-mx53_evk.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c index fa97d0d5dd05..caee04c08238 100644 --- a/arch/arm/mach-mx5/board-mx53_evk.c +++ b/arch/arm/mach-mx5/board-mx53_evk.c @@ -21,6 +21,11 @@ #include <linux/init.h> #include <linux/clk.h> +#include <linux/fec.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/spi/flash.h> +#include <linux/spi/spi.h> #include <mach/common.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -29,6 +34,10 @@ #include <mach/imx-uart.h> #include <mach/iomux-mx53.h> +#define SMD_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) + #include "crm_regs.h" #include "devices-imx53.h" @@ -47,6 +56,14 @@ static iomux_v3_cfg_t mx53_evk_pads[] = { MX53_PAD_ATA_CS_1__UART3_RXD, MX53_PAD_ATA_DA_1__UART3_CTS, MX53_PAD_ATA_DA_2__UART3_RTS, + + MX53_PAD_EIM_D16__CSPI1_SCLK, + MX53_PAD_EIM_D17__CSPI1_MISO, + MX53_PAD_EIM_D18__CSPI1_MOSI, + + /* ecspi chip select lines */ + MX53_PAD_EIM_EB2__GPIO_2_30, + MX53_PAD_EIM_D19__GPIO_3_19, }; static const struct imxuart_platform_data mx53_evk_uart_pdata __initconst = { @@ -60,11 +77,68 @@ static inline void mx53_evk_init_uart(void) imx53_add_imx_uart(2, &mx53_evk_uart_pdata); } +static const struct imxi2c_platform_data mx53_evk_i2c_data __initconst = { + .bitrate = 100000, +}; + +static inline void mx53_evk_fec_reset(void) +{ + int ret; + + /* reset FEC PHY */ + ret = gpio_request(SMD_FEC_PHY_RST, "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); +} + +static struct fec_platform_data mx53_evk_fec_pdata = { + .phy = PHY_INTERFACE_MODE_RMII, +}; + +static struct spi_board_info mx53_evk_spi_board_info[] __initdata = { + { + .modalias = "mtd_dataflash", + .max_speed_hz = 25000000, + .bus_num = 0, + .chip_select = 1, + .mode = SPI_MODE_0, + .platform_data = NULL, + }, +}; + +static int mx53_evk_spi_cs[] = { + EVK_ECSPI1_CS0, + EVK_ECSPI1_CS1, +}; + +static const struct spi_imx_master mx53_evk_spi_data __initconst = { + .chipselect = mx53_evk_spi_cs, + .num_chipselect = ARRAY_SIZE(mx53_evk_spi_cs), +}; + static void __init mx53_evk_board_init(void) { mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads, ARRAY_SIZE(mx53_evk_pads)); mx53_evk_init_uart(); + mx53_evk_fec_reset(); + imx53_add_fec(&mx53_evk_fec_pdata); + + imx53_add_imx_i2c(0, &mx53_evk_i2c_data); + imx53_add_imx_i2c(1, &mx53_evk_i2c_data); + + imx53_add_sdhci_esdhc_imx(0, NULL); + imx53_add_sdhci_esdhc_imx(1, NULL); + + spi_register_board_info(mx53_evk_spi_board_info, + ARRAY_SIZE(mx53_evk_spi_board_info)); + imx53_add_ecspi(0, &mx53_evk_spi_data); } static void __init mx53_evk_timer_init(void) |