diff options
Diffstat (limited to 'arch/arm/mach-mx5/mx51_3stack.c')
| -rw-r--r-- | arch/arm/mach-mx5/mx51_3stack.c | 160 |
1 files changed, 117 insertions, 43 deletions
diff --git a/arch/arm/mach-mx5/mx51_3stack.c b/arch/arm/mach-mx5/mx51_3stack.c index 7c3d80938777..cc5a205d594d 100644 --- a/arch/arm/mach-mx5/mx51_3stack.c +++ b/arch/arm/mach-mx5/mx51_3stack.c @@ -47,7 +47,6 @@ #include <mach/mxc_dvfs.h> #include "devices.h" -#include "board-mx51_3stack.h" #include "iomux.h" #include "mx51_pins.h" #include "crm_regs.h" @@ -60,6 +59,44 @@ * * @ingroup MSL_MX51 */ +#define DEBUG_BOARD_BASE_ADDRESS(n) (n) +/* LAN9217 ethernet base address */ +#define LAN9217_BASE_ADDR(n) (DEBUG_BOARD_BASE_ADDRESS(n)) + +#define BOARD_IO_ADDR(n) (DEBUG_BOARD_BASE_ADDRESS(n) + 0x20000) +/* LED switchs */ +#define LED_SWITCH_REG 0x00 +/* buttons */ +#define SWITCH_BUTTONS_REG 0x08 +/* status, interrupt */ +#define INTR_STATUS_REG 0x10 +#define INTR_MASK_REG 0x38 +#define INTR_RESET_REG 0x20 +/* magic word for debug CPLD */ +#define MAGIC_NUMBER1_REG 0x40 +#define MAGIC_NUMBER2_REG 0x48 +/* CPLD code version */ +#define CPLD_CODE_VER_REG 0x50 +/* magic word for debug CPLD */ +#define MAGIC_NUMBER3_REG 0x58 +/* module reset register*/ +#define MODULE_RESET_REG 0x60 +/* CPU ID and Personality ID */ +#define MCU_BOARD_ID_REG 0x68 + +/* interrupts like external uart , external ethernet etc*/ +#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX51_PIN_GPIO1_6) + +#define EXPIO_INT_ENET (MXC_BOARD_IRQ_START + 0) +#define EXPIO_INT_XUART_A (MXC_BOARD_IRQ_START + 1) +#define EXPIO_INT_XUART_B (MXC_BOARD_IRQ_START + 2) +#define EXPIO_INT_BUTTON_A (MXC_BOARD_IRQ_START + 3) +#define EXPIO_INT_BUTTON_B (MXC_BOARD_IRQ_START + 4) + +/*! This is System IRQ used by LAN9217 */ +#define LAN9217_IRQ EXPIO_INT_ENET + +extern int __init mx51_3stack_init_mc13892(void); extern void __init mx51_3stack_io_init(void); extern struct cpu_wp *(*get_cpu_wp)(int *wp); extern void (*set_num_cpu_wp)(int num); @@ -147,15 +184,77 @@ static struct mxc_vpu_platform_data mxc_vpu_data = { .reset = mx5_vpu_reset, }; -extern void mx51_babbage_gpio_spi_chipselect_active(int cspi_mode, int status, - int chipselect); -extern void mx51_babbage_gpio_spi_chipselect_inactive(int cspi_mode, int status, - int chipselect); +/* workaround for ecspi chipselect pin may not keep correct level when idle */ +static void mx51_3ds_gpio_spi_chipselect_active(int cspi_mode, int status, + int chipselect) +{ + u32 gpio; + + switch (cspi_mode) { + case 1: + switch (chipselect) { + case 0x1: + mxc_request_iomux(MX51_PIN_CSPI1_SS0, + IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_CSPI1_SS0, + PAD_CTL_HYS_ENABLE | + PAD_CTL_PKE_ENABLE | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + break; + case 0x2: + gpio = IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS0); + mxc_request_iomux(MX51_PIN_CSPI1_SS0, + IOMUX_CONFIG_GPIO); + gpio_request(gpio, "cspi1_ss0"); + gpio_direction_output(gpio, 0); + gpio_set_value(gpio, 1 & (~status)); + break; + default: + break; + } + break; + case 2: + break; + case 3: + break; + default: + break; + } +} + +static void mx51_3ds_gpio_spi_chipselect_inactive(int cspi_mode, int status, + int chipselect) +{ + switch (cspi_mode) { + case 1: + switch (chipselect) { + case 0x1: + mxc_free_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_ALT0); + mxc_request_iomux(MX51_PIN_CSPI1_SS0, + IOMUX_CONFIG_GPIO); + mxc_free_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_GPIO); + break; + case 0x2: + mxc_free_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_GPIO); + break; + default: + break; + } + break; + case 2: + break; + case 3: + break; + default: + break; + } +} + static struct mxc_spi_master mxcspi1_data = { .maxchipselect = 4, .spi_version = 23, - .chipselect_active = mx51_babbage_gpio_spi_chipselect_active, - .chipselect_inactive = mx51_babbage_gpio_spi_chipselect_inactive, + .chipselect_active = mx51_3ds_gpio_spi_chipselect_active, + .chipselect_inactive = mx51_3ds_gpio_spi_chipselect_inactive, }; static struct mxc_i2c_platform_data mxci2c_data = { @@ -179,15 +278,11 @@ static struct mxc_dvfs_platform_data dvfs_core_data = { .reg_id = "SW1", .clk1_id = "cpu_clk", .clk2_id = "gpc_dvfs_clk", - .gpc_cntr_reg_addr = MXC_GPC_CNTR, - .gpc_vcr_reg_addr = MXC_GPC_VCR, - .ccm_cdcr_reg_addr = MXC_CCM_CDCR, - .ccm_cacrr_reg_addr = MXC_CCM_CACRR, - .ccm_cdhipr_reg_addr = MXC_CCM_CDHIPR, - .dvfs_thrs_reg_addr = MXC_DVFSTHRS, - .dvfs_coun_reg_addr = MXC_DVFSCOUN, - .dvfs_emac_reg_addr = MXC_DVFSEMAC, - .dvfs_cntr_reg_addr = MXC_DVFSCNTR, + .gpc_cntr_offset = MXC_GPC_CNTR_OFFSET, + .gpc_vcr_offset = MXC_GPC_VCR_OFFSET, + .ccm_cdcr_offset = MXC_CCM_CDCR_OFFSET, + .ccm_cacrr_offset = MXC_CCM_CACRR_OFFSET, + .ccm_cdhipr_offset = MXC_CCM_CDHIPR_OFFSET, .prediv_mask = 0x1F800, .prediv_offset = 11, .prediv_val = 3, @@ -685,30 +780,6 @@ static struct fsl_ata_platform_data ata_data = { .io_reg = NULL, }; -static int __init mxc_init_srpgconfig(void) -{ - struct clk *gpcclk = clk_get(NULL, "gpc_dvfs_clk"); - clk_enable(gpcclk); - - /* Setup the number of clock cycles to wait for SRPG - * power up and power down requests. - */ - __raw_writel(0x010F0201, MXC_SRPG_ARM_PUPSCR); - __raw_writel(0x010F0201, MXC_SRPG_NEON_PUPSCR); - __raw_writel(0x00000008, MXC_SRPG_EMPGC0_PUPSCR); - __raw_writel(0x00000008, MXC_SRPG_EMPGC1_PUPSCR); - - __raw_writel(0x01010101, MXC_SRPG_ARM_PDNSCR); - __raw_writel(0x01010101, MXC_SRPG_NEON_PDNSCR); - __raw_writel(0x00000018, MXC_SRPG_EMPGC0_PDNSCR); - __raw_writel(0x00000018, MXC_SRPG_EMPGC1_PDNSCR); - - clk_disable(gpcclk); - clk_put(gpcclk); - - return 0; -} - static struct platform_device mxc_wm8903_device = { .name = "imx-3stack-wm8903", .id = 0, @@ -879,6 +950,8 @@ static void __init mxc_board_init(void) mxc_ipu_data.di_clk[0] = clk_get(NULL, "ipu_di0_clk"); mxc_ipu_data.di_clk[1] = clk_get(NULL, "ipu_di1_clk"); + mxc_ipu_data.csi_clk[0] = clk_get(NULL, "csi_mclk1"); + mxc_ipu_data.csi_clk[1] = clk_get(NULL, "csi_mclk2"); mxc_spdif_data.spdif_core_clk = clk_get(NULL, "spdif_xtal_clk"); clk_put(mxc_spdif_data.spdif_core_clk); @@ -909,8 +982,8 @@ static void __init mxc_board_init(void) mxc_register_device(&mxc_pwm1_device, NULL); mxc_register_device(&mxc_pwm_backlight_device, &mxc_pwm_backlight_data); mxc_register_device(&mxc_keypad_device, &keypad_plat_data); - mxcsdhc1_device.resource[2].start = IOMUX_TO_IRQ(MX51_PIN_GPIO1_0), - mxcsdhc1_device.resource[2].end = IOMUX_TO_IRQ(MX51_PIN_GPIO1_0), + mxcsdhc1_device.resource[2].start = IOMUX_TO_IRQ(MX51_PIN_GPIO1_0); + mxcsdhc1_device.resource[2].end = IOMUX_TO_IRQ(MX51_PIN_GPIO1_0); mxc_register_device(&mxcsdhc1_device, &mmc1_data); mxc_register_device(&mxcsdhc2_device, &mmc2_data); mxc_register_device(&mxc_sim_device, &sim_data); @@ -936,7 +1009,6 @@ static void __init mxc_board_init(void) #else mxc_register_device(&mxc_nandv2_mtd_device, &mxc_nand_data); #endif - mxc_init_srpgconfig(); mx51_3stack_init_mc13892(); i2c_register_board_info(1, mxc_i2c1_board_info, @@ -948,6 +1020,8 @@ static void __init mxc_board_init(void) mxc_register_device(&mxc_sgtl5000_device, &sgtl5000_data); mxc_register_device(&mxc_bt_device, &mxc_bt_data); mxc_register_device(&mxc_gps_device, &gps_data); + mxc_register_device(&mxc_v4l2_device, NULL); + mxc_register_device(&mxc_v4l2out_device, NULL); mx5_usb_dr_init(); mx5_usbh1_init(); |