diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap1/Kconfig | 7 | ||||
| -rw-r--r-- | arch/arm/mach-omap1/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-omap1/board-fsample.c | 319 | ||||
| -rw-r--r-- | arch/arm/mach-omap1/clock.c | 18 | ||||
| -rw-r--r-- | arch/arm/mach-omap1/pm.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-omap1/time.c | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/devices.c | 2 |
7 files changed, 348 insertions, 8 deletions
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig index f8d716ccc1d..d135568dc9e 100644 --- a/arch/arm/mach-omap1/Kconfig +++ b/arch/arm/mach-omap1/Kconfig @@ -62,6 +62,13 @@ config MACH_OMAP_PERSEUS2 Support for TI OMAP 730 Perseus2 board. Say Y here if you have such a board. +config MACH_OMAP_FSAMPLE + bool "TI F-Sample" + depends on ARCH_OMAP1 && ARCH_OMAP730 + help + Support for TI OMAP 850 F-Sample board. Say Y here if you have such + a board. + config MACH_VOICEBLUE bool "Voiceblue" depends on ARCH_OMAP1 && ARCH_OMAP15XX diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index 9ea719550ad..7165f74f78d 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -17,6 +17,7 @@ obj-$(CONFIG_MACH_OMAP_H2) += board-h2.o obj-$(CONFIG_MACH_OMAP_INNOVATOR) += board-innovator.o obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o obj-$(CONFIG_MACH_OMAP_PERSEUS2) += board-perseus2.o +obj-$(CONFIG_MACH_OMAP_FSAMPLE) += board-fsample.o obj-$(CONFIG_MACH_OMAP_OSK) += board-osk.o obj-$(CONFIG_MACH_OMAP_H3) += board-h3.o obj-$(CONFIG_MACH_VOICEBLUE) += board-voiceblue.o diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c new file mode 100644 index 00000000000..c753a3c5aad --- /dev/null +++ b/arch/arm/mach-omap1/board-fsample.c @@ -0,0 +1,319 @@ +/* + * linux/arch/arm/mach-omap1/board-fsample.c + * + * Modified from board-perseus2.c + * + * Original OMAP730 support by Jean Pihet <j-pihet@ti.com> + * Updated for 2.6 by Kevin Hilman <kjh@hilman.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> +#include <linux/input.h> + +#include <asm/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> + +#include <asm/arch/tc.h> +#include <asm/arch/gpio.h> +#include <asm/arch/mux.h> +#include <asm/arch/fpga.h> +#include <asm/arch/keypad.h> +#include <asm/arch/common.h> +#include <asm/arch/board.h> +#include <asm/arch/board-fsample.h> + +static int fsample_keymap[] = { + KEY(0,0,KEY_UP), + KEY(0,1,KEY_RIGHT), + KEY(0,2,KEY_LEFT), + KEY(0,3,KEY_DOWN), + KEY(0,4,KEY_CENTER), + KEY(0,5,KEY_0_5), + KEY(1,0,KEY_SOFT2), + KEY(1,1,KEY_SEND), + KEY(1,2,KEY_END), + KEY(1,3,KEY_VOLUMEDOWN), + KEY(1,4,KEY_VOLUMEUP), + KEY(1,5,KEY_RECORD), + KEY(2,0,KEY_SOFT1), + KEY(2,1,KEY_3), + KEY(2,2,KEY_6), + KEY(2,3,KEY_9), + KEY(2,4,KEY_SHARP), + KEY(2,5,KEY_2_5), + KEY(3,0,KEY_BACK), + KEY(3,1,KEY_2), + KEY(3,2,KEY_5), + KEY(3,3,KEY_8), + KEY(3,4,KEY_0), + KEY(3,5,KEY_HEADSETHOOK), + KEY(4,0,KEY_HOME), + KEY(4,1,KEY_1), + KEY(4,2,KEY_4), + KEY(4,3,KEY_7), + KEY(4,4,KEY_STAR), + KEY(4,5,KEY_POWER), + 0 +}; + +static struct resource smc91x_resources[] = { + [0] = { + .start = H2P2_DBG_FPGA_ETHR_START, /* Physical */ + .end = H2P2_DBG_FPGA_ETHR_START + 0xf, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = INT_730_MPU_EXT_NIRQ, + .end = 0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct mtd_partition nor_partitions[] = { + /* bootloader (U-Boot, etc) in first sector */ + { + .name = "bootloader", + .offset = 0, + .size = SZ_128K, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, + /* bootloader params in the next sector */ + { + .name = "params", + .offset = MTDPART_OFS_APPEND, + .size = SZ_128K, + .mask_flags = 0, + }, + /* kernel */ + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = SZ_2M, + .mask_flags = 0 + }, + /* rest of flash is a file system */ + { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + .mask_flags = 0 + }, +}; + +static struct flash_platform_data nor_data = { + .map_name = "cfi_probe", + .width = 2, + .parts = nor_partitions, + .nr_parts = ARRAY_SIZE(nor_partitions), +}; + +static struct resource nor_resource = { + .start = OMAP_CS0_PHYS, + .end = OMAP_CS0_PHYS + SZ_32M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device nor_device = { + .name = "omapflash", + .id = 0, + .dev = { + .platform_data = &nor_data, + }, + .num_resources = 1, + .resource = &nor_resource, +}; + +static struct nand_platform_data nand_data = { + .options = NAND_SAMSUNG_LP_OPTIONS, +}; + +static struct resource nand_resource = { + .start = OMAP_CS3_PHYS, + .end = OMAP_CS3_PHYS + SZ_4K - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device nand_device = { + .name = "omapnand", + .id = 0, + .dev = { + .platform_data = &nand_data, + }, + .num_resources = 1, + .resource = &nand_resource, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static struct resource kp_resources[] = { + [0] = { + .start = INT_730_MPUIO_KEYPAD, + .end = INT_730_MPUIO_KEYPAD, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct omap_kp_platform_data kp_data = { + .rows = 8, + .cols = 8, + .keymap = fsample_keymap, +}; + +static struct platform_device kp_device = { + .name = "omap-keypad", + .id = -1, + .dev = { + .platform_data = &kp_data, + }, + .num_resources = ARRAY_SIZE(kp_resources), + .resource = kp_resources, +}; + +static struct platform_device lcd_device = { + .name = "lcd_p2", + .id = -1, +}; + +static struct platform_device *devices[] __initdata = { + &nor_device, + &nand_device, + &smc91x_device, + &kp_device, + &lcd_device, +}; + +#define P2_NAND_RB_GPIO_PIN 62 + +static int nand_dev_ready(struct nand_platform_data *data) +{ + return omap_get_gpio_datain(P2_NAND_RB_GPIO_PIN); +} + +static struct omap_uart_config fsample_uart_config __initdata = { + .enabled_uarts = ((1 << 0) | (1 << 1)), +}; + +static struct omap_lcd_config fsample_lcd_config __initdata = { + .ctrl_name = "internal", +}; + +static struct omap_board_config_kernel fsample_config[] = { + { OMAP_TAG_UART, &fsample_uart_config }, + { OMAP_TAG_LCD, &fsample_lcd_config }, +}; + +static void __init omap_fsample_init(void) +{ + if (!(omap_request_gpio(P2_NAND_RB_GPIO_PIN))) + nand_data.dev_ready = nand_dev_ready; + + omap_cfg_reg(L3_1610_FLASH_CS2B_OE); + omap_cfg_reg(M8_1610_FLASH_CS2B_WE); + + platform_add_devices(devices, ARRAY_SIZE(devices)); + + omap_board_config = fsample_config; + omap_board_config_size = ARRAY_SIZE(fsample_config); + omap_serial_init(); +} + +static void __init fsample_init_smc91x(void) +{ + fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); + fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, + H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); +} + +void omap_fsample_init_irq(void) +{ + omap1_init_common_hw(); + omap_init_irq(); + omap_gpio_init(); + fsample_init_smc91x(); +} + +/* Only FPGA needs to be mapped here. All others are done with ioremap */ +static struct map_desc omap_fsample_io_desc[] __initdata = { + { + .virtual = H2P2_DBG_FPGA_BASE, + .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START), + .length = H2P2_DBG_FPGA_SIZE, + .type = MT_DEVICE + }, + { + .virtual = FSAMPLE_CPLD_BASE, + .pfn = __phys_to_pfn(FSAMPLE_CPLD_START), + .length = FSAMPLE_CPLD_SIZE, + .type = MT_DEVICE + } +}; + +static void __init omap_fsample_map_io(void) +{ + omap1_map_common_io(); + iotable_init(omap_fsample_io_desc, + ARRAY_SIZE(omap_fsample_io_desc)); + + /* Early, board-dependent init */ + + /* + * Hold GSM Reset until needed + */ + omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL); + + /* + * UARTs -> done automagically by 8250 driver + */ + + /* + * CSx timings, GPIO Mux ... setup + */ + + /* Flash: CS0 timings setup */ + omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0); + omap_writel(0x00000088, OMAP730_FLASH_ACFG_0); + + /* + * Ethernet support through the debug board + * CS1 timings setup + */ + omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1); + omap_writel(0x00000000, OMAP730_FLASH_ACFG_1); + + /* + * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, + * It is used as the Ethernet controller interrupt + */ + omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9); +} + +MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") +/* Maintainer: Brian Swetland <swetland@google.com> */ + .phys_io = 0xfff00000, + .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, + .boot_params = 0x10000100, + .map_io = omap_fsample_map_io, + .init_irq = omap_fsample_init_irq, + .init_machine = omap_fsample_init, + .timer = &omap_timer, +MACHINE_END diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index 619db18144e..f1958e882e8 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -1,3 +1,4 @@ +//kernel/linux-omap-fsample/arch/arm/mach-omap1/clock.c#2 - edit change 3808 (text) /* * linux/arch/arm/mach-omap1/clock.c * @@ -20,6 +21,7 @@ #include <asm/io.h> +#include <asm/arch/cpu.h> #include <asm/arch/usb.h> #include <asm/arch/clock.h> #include <asm/arch/sram.h> @@ -270,8 +272,12 @@ static int omap1_select_table_rate(struct clk * clk, unsigned long rate) /* * In most cases we should not need to reprogram DPLL. * Reprogramming the DPLL is tricky, it must be done from SRAM. + * (on 730, bit 13 must always be 1) */ - omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val); + if (cpu_is_omap730()) + omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val | 0x2000); + else + omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val); ck_dpll1.rate = ptr->pll_rate; propagate_rate(&ck_dpll1); @@ -748,7 +754,7 @@ int __init omap1_clk_init(void) printk(KERN_ERR "System frequencies not set. Check your config.\n"); /* Guess sane values (60MHz) */ omap_writew(0x2290, DPLL_CTL); - omap_writew(0x1005, ARM_CKCTL); + omap_writew(cpu_is_omap730() ? 0x3005 : 0x1005, ARM_CKCTL); ck_dpll1.rate = 60000000; propagate_rate(&ck_dpll1); } @@ -761,13 +767,17 @@ int __init omap1_clk_init(void) ck_dpll1.rate / 1000000, (ck_dpll1.rate / 100000) % 10, arm_ck.rate / 1000000, (arm_ck.rate / 100000) % 10); -#ifdef CONFIG_MACH_OMAP_PERSEUS2 +#if defined(CONFIG_MACH_OMAP_PERSEUS2) || defined(CONFIG_MACH_OMAP_FSAMPLE) /* Select slicer output as OMAP input clock */ omap_writew(omap_readw(OMAP730_PCC_UPLD_CTRL) & ~0x1, OMAP730_PCC_UPLD_CTRL); #endif /* Turn off DSP and ARM_TIMXO. Make sure ARM_INTHCK is not divided */ - omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL); + /* (on 730, bit 13 must not be cleared) */ + if (cpu_is_omap730()) + omap_writew(omap_readw(ARM_CKCTL) & 0x2fff, ARM_CKCTL); + else + omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL); /* Put DSP/MPUI into reset until needed */ omap_writew(0, ARM_RSTCT1); diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index ddf6b07dc9c..1b4e1d57afb 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -1,3 +1,4 @@ +//kernel/linux-omap-fsample/arch/arm/mach-omap1/pm.c#3 - integrate change 4545 (text) /* * linux/arch/arm/mach-omap1/pm.c * @@ -50,6 +51,7 @@ #include <asm/mach/irq.h> #include <asm/mach-types.h> +#include <asm/arch/cpu.h> #include <asm/arch/irqs.h> #include <asm/arch/clock.h> #include <asm/arch/sram.h> @@ -326,8 +328,9 @@ void omap_pm_suspend(void) /* stop DSP */ omap_writew(omap_readw(ARM_RSTCT1) & ~(1 << DSP_EN), ARM_RSTCT1); - /* shut down dsp_ck */ - omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL); + /* shut down dsp_ck */ + if (!cpu_is_omap730()) + omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL); /* temporarily enabling api_ck to access DSP registers */ omap_writew(omap_readw(ARM_IDLECT2) | 1 << EN_APICK, ARM_IDLECT2); diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index a85fe6066bc..64c2d69c615 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -94,7 +94,7 @@ static inline unsigned long long cycles_2_ns(unsigned long long cyc) * will break. On P2, the timer count rate is 6.5 MHz after programming PTV * with 0. This divides the 13MHz input by 2, and is undocumented. */ -#ifdef CONFIG_MACH_OMAP_PERSEUS2 +#if defined(CONFIG_MACH_OMAP_PERSEUS2) || defined(CONFIG_MACH_OMAP_FSAMPLE) /* REVISIT: This ifdef construct should be replaced by a query to clock * framework to see if timer base frequency is 12.0, 13.0 or 19.2 MHz. */ diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index 5d5d6eb222d..ee15b408912 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -105,7 +105,7 @@ static void omap_init_kp(void) omap_cfg_reg(E20_1610_KBR3); omap_cfg_reg(E19_1610_KBR4); omap_cfg_reg(N19_1610_KBR5); - } else if (machine_is_omap_perseus2()) { + } else if (machine_is_omap_perseus2() || machine_is_omap_fsample()) { omap_cfg_reg(E2_730_KBR0); omap_cfg_reg(J7_730_KBR1); omap_cfg_reg(E1_730_KBR2); |