diff options
Diffstat (limited to 'arch/arm/mach-davinci')
27 files changed, 250 insertions, 201 deletions
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index 0153950f6068..a075b3e0c5c7 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -62,6 +62,7 @@ config MACH_DA8XX_DT bool "Support DA8XX platforms using device tree" default y depends on ARCH_DAVINCI_DA8XX + select PINCTRL help Say y here to include support for TI DaVinci DA850 based using Flattened Device Tree. More information at Documentation/devicetree diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 95b5e102ceb1..6da25eebf911 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -652,8 +652,13 @@ static __init void da830_evm_init(void) if (ret) pr_warning("da830_evm_init: rtc setup failed: %d\n", ret); - ret = da8xx_register_spi(0, da830evm_spi_info, - ARRAY_SIZE(da830evm_spi_info)); + ret = spi_register_board_info(da830evm_spi_info, + ARRAY_SIZE(da830evm_spi_info)); + if (ret) + pr_warn("%s: spi info registration failed: %d\n", __func__, + ret); + + ret = da8xx_register_spi_bus(0, ARRAY_SIZE(da830evm_spi_info)); if (ret) pr_warning("da830_evm_init: spi 0 registration failed: %d\n", ret); @@ -679,7 +684,7 @@ MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM") .atag_offset = 0x100, .map_io = da830_evm_map_io, .init_irq = cp_intc_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = da830_evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 0299915575a8..c2dfe06563df 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -349,13 +349,13 @@ static inline void da850_evm_setup_nor_nand(void) if (!HAS_MMC) { ret = davinci_cfg_reg_list(da850_evm_nand_pins); if (ret) - pr_warning("da850_evm_init: nand mux setup failed: " - "%d\n", ret); + pr_warn("%s: NAND mux setup failed: %d\n", + __func__, ret); ret = davinci_cfg_reg_list(da850_evm_nor_pins); if (ret) - pr_warning("da850_evm_init: nor mux setup failed: %d\n", - ret); + pr_warn("%s: NOR mux setup failed: %d\n", + __func__, ret); da850_evm_init_nor(); @@ -477,19 +477,19 @@ static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]); if (ret) { - pr_warning("Cannot open UI expander pin %d\n", sel_a); + pr_warn("Cannot open UI expander pin %d\n", sel_a); goto exp_setup_sela_fail; } ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]); if (ret) { - pr_warning("Cannot open UI expander pin %d\n", sel_b); + pr_warn("Cannot open UI expander pin %d\n", sel_b); goto exp_setup_selb_fail; } ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]); if (ret) { - pr_warning("Cannot open UI expander pin %d\n", sel_c); + pr_warn("Cannot open UI expander pin %d\n", sel_c); goto exp_setup_selc_fail; } @@ -501,7 +501,7 @@ static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, da850_evm_ui_keys_init(gpio); ret = platform_device_register(&da850_evm_ui_keys_device); if (ret) { - pr_warning("Could not register UI GPIO expander push-buttons"); + pr_warn("Could not register UI GPIO expander push-buttons"); goto exp_setup_keys_fail; } @@ -690,14 +690,14 @@ static int da850_evm_bb_expander_setup(struct i2c_client *client, da850_evm_bb_keys_init(gpio); ret = platform_device_register(&da850_evm_bb_keys_device); if (ret) { - pr_warning("Could not register baseboard GPIO expander keys"); + pr_warn("Could not register baseboard GPIO expander keys"); goto io_exp_setup_sw_fail; } da850_evm_bb_leds_init(gpio); ret = platform_device_register(&da850_evm_bb_leds_device); if (ret) { - pr_warning("Could not register baseboard GPIO expander LEDS"); + pr_warn("Could not register baseboard GPIO expander LEDs"); goto io_exp_setup_leds_fail; } @@ -1065,21 +1065,19 @@ static int __init da850_evm_config_emac(void) } if (ret) - pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n", - ret); + pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n", + __func__, ret); /* configure the CFGCHIP3 register for RMII or MII */ __raw_writel(val, cfg_chip3_base); ret = davinci_cfg_reg(DA850_GPIO2_6); if (ret) - pr_warning("da850_evm_init:GPIO(2,6) mux setup " - "failed\n"); + pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__); ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en"); if (ret) { - pr_warning("Cannot open GPIO %d\n", - DA850_MII_MDIO_CLKEN_PIN); + pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN); return ret; } @@ -1090,8 +1088,7 @@ static int __init da850_evm_config_emac(void) ret = da8xx_register_emac(); if (ret) - pr_warning("da850_evm_init: emac registration failed: %d\n", - ret); + pr_warn("%s: EMAC registration failed: %d\n", __func__, ret); return 0; } @@ -1256,11 +1253,24 @@ static struct vpif_capture_config da850_vpif_capture_config = { }; /* VPIF display configuration */ + +static struct adv7343_platform_data adv7343_pdata = { + .mode_config = { + .dac_3 = 1, + .dac_2 = 1, + .dac_1 = 1, + }, + .sd_config = { + .sd_dac_out1 = 1, + }, +}; + static struct vpif_subdev_info da850_vpif_subdev[] = { { .name = "adv7343", .board_info = { I2C_BOARD_INFO("adv7343", 0x2a), + .platform_data = &adv7343_pdata, }, }, }; @@ -1443,57 +1453,53 @@ static __init void da850_evm_init(void) ret = pmic_tps65070_init(); if (ret) - pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n", - ret); + pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret); ret = da850_register_edma(da850_edma_rsv); if (ret) - pr_warning("da850_evm_init: edma registration failed: %d\n", - ret); + pr_warn("%s: EDMA registration failed: %d\n", __func__, ret); ret = davinci_cfg_reg_list(da850_i2c0_pins); if (ret) - pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n", - ret); + pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret); ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata); if (ret) - pr_warning("da850_evm_init: i2c0 registration failed: %d\n", - ret); + pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret); ret = da8xx_register_watchdog(); if (ret) - pr_warning("da830_evm_init: watchdog registration failed: %d\n", - ret); + pr_warn("%s: watchdog registration failed: %d\n", + __func__, ret); if (HAS_MMC) { ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins); if (ret) - pr_warning("da850_evm_init: mmcsd0 mux setup failed:" - " %d\n", ret); + pr_warn("%s: MMCSD0 mux setup failed: %d\n", + __func__, ret); ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n"); if (ret) - pr_warning("da850_evm_init: can not open GPIO %d\n", - DA850_MMCSD_CD_PIN); + pr_warn("%s: can not open GPIO %d\n", + __func__, DA850_MMCSD_CD_PIN); gpio_direction_input(DA850_MMCSD_CD_PIN); ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n"); if (ret) - pr_warning("da850_evm_init: can not open GPIO %d\n", - DA850_MMCSD_WP_PIN); + pr_warn("%s: can not open GPIO %d\n", + __func__, DA850_MMCSD_WP_PIN); gpio_direction_input(DA850_MMCSD_WP_PIN); ret = da8xx_register_mmcsd0(&da850_mmc_config); if (ret) - pr_warning("da850_evm_init: mmcsd0 registration failed:" - " %d\n", ret); + pr_warn("%s: MMCSD0 registration failed: %d\n", + __func__, ret); ret = da850_wl12xx_init(); if (ret) - pr_warning("da850_evm_init: wl12xx initialization" - " failed: %d\n", ret); + pr_warn("%s: WL12xx initialization failed: %d\n", + __func__, ret); } davinci_serial_init(&da850_evm_uart_config); @@ -1511,16 +1517,14 @@ static __init void da850_evm_init(void) ret = davinci_cfg_reg_list(da850_evm_mcasp_pins); if (ret) - pr_warning("da850_evm_init: mcasp mux setup failed: %d\n", - ret); + pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret); da850_evm_snd_data.sram_pool = sram_get_gen_pool(); da8xx_register_mcasp(0, &da850_evm_snd_data); ret = davinci_cfg_reg_list(da850_lcdcntl_pins); if (ret) - pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n", - ret); + pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret); ret = da8xx_register_uio_pruss(); if (ret) @@ -1530,51 +1534,49 @@ static __init void da850_evm_init(void) /* Handle board specific muxing for LCD here */ ret = davinci_cfg_reg_list(da850_evm_lcdc_pins); if (ret) - pr_warning("da850_evm_init: evm specific lcd mux setup " - "failed: %d\n", ret); + pr_warn("%s: EVM specific LCD mux setup failed: %d\n", + __func__, ret); ret = da850_lcd_hw_init(); if (ret) - pr_warning("da850_evm_init: lcd initialization failed: %d\n", - ret); + pr_warn("%s: LCD initialization failed: %d\n", __func__, ret); sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl, ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata); if (ret) - pr_warning("da850_evm_init: lcdc registration failed: %d\n", - ret); + pr_warn("%s: LCDC registration failed: %d\n", __func__, ret); ret = da8xx_register_rtc(); if (ret) - pr_warning("da850_evm_init: rtc setup failed: %d\n", ret); + pr_warn("%s: RTC setup failed: %d\n", __func__, ret); ret = da850_evm_init_cpufreq(); if (ret) - pr_warning("da850_evm_init: cpufreq registration failed: %d\n", - ret); + pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret); ret = da8xx_register_cpuidle(); if (ret) - pr_warning("da850_evm_init: cpuidle registration failed: %d\n", - ret); + pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret); ret = da850_register_pm(&da850_pm_device); if (ret) - pr_warning("da850_evm_init: suspend registration failed: %d\n", - ret); + pr_warn("%s: suspend registration failed: %d\n", __func__, ret); da850_vpif_init(); - ret = da8xx_register_spi(1, da850evm_spi_info, - ARRAY_SIZE(da850evm_spi_info)); + ret = spi_register_board_info(da850evm_spi_info, + ARRAY_SIZE(da850evm_spi_info)); if (ret) - pr_warning("da850_evm_init: spi 1 registration failed: %d\n", - ret); + pr_warn("%s: spi info registration failed: %d\n", __func__, + ret); + + ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info)); + if (ret) + pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret); ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE); if (ret) - pr_warning("da850_evm_init: sata registration failed: %d\n", - ret); + pr_warn("%s: SATA registration failed: %d\n", __func__, ret); da850_evm_setup_mac_addr(); } @@ -1599,7 +1601,7 @@ MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM") .atag_offset = 0x100, .map_io = da850_evm_map_io, .init_irq = cp_intc_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = da850_evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c index cdf8d0746e79..147b8e1a4407 100644 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ b/arch/arm/mach-davinci/board-dm355-evm.c @@ -355,7 +355,7 @@ MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM") .atag_offset = 0x100, .map_io = dm355_evm_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = dm355_evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c index d41954507fc2..dff4ddc5ef81 100644 --- a/arch/arm/mach-davinci/board-dm355-leopard.c +++ b/arch/arm/mach-davinci/board-dm355-leopard.c @@ -274,7 +274,7 @@ MACHINE_START(DM355_LEOPARD, "DaVinci DM355 leopard") .atag_offset = 0x100, .map_io = dm355_leopard_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = dm355_leopard_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 5d49c75388ca..c2d4958a0cb6 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -616,7 +616,7 @@ MACHINE_START(DAVINCI_DM365_EVM, "DaVinci DM365 EVM") .atag_offset = 0x100, .map_io = dm365_evm_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = dm365_evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index f5e018de7fa5..71735e7797cc 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -690,7 +690,7 @@ static struct vpbe_output dm644xevm_vpbe_outputs[] = { .std = VENC_STD_ALL, .capabilities = V4L2_OUT_CAP_STD, }, - .subdev_name = VPBE_VENC_SUBDEV_NAME, + .subdev_name = DM644X_VPBE_VENC_SUBDEV_NAME, .default_mode = "ntsc", .num_modes = ARRAY_SIZE(dm644xevm_enc_std_timing), .modes = dm644xevm_enc_std_timing, @@ -702,7 +702,7 @@ static struct vpbe_output dm644xevm_vpbe_outputs[] = { .type = V4L2_OUTPUT_TYPE_ANALOG, .capabilities = V4L2_OUT_CAP_DV_TIMINGS, }, - .subdev_name = VPBE_VENC_SUBDEV_NAME, + .subdev_name = DM644X_VPBE_VENC_SUBDEV_NAME, .default_mode = "480p59_94", .num_modes = ARRAY_SIZE(dm644xevm_enc_preset_timing), .modes = dm644xevm_enc_preset_timing, @@ -713,10 +713,10 @@ static struct vpbe_config dm644xevm_display_cfg = { .module_name = "dm644x-vpbe-display", .i2c_adapter_id = 1, .osd = { - .module_name = VPBE_OSD_SUBDEV_NAME, + .module_name = DM644X_VPBE_OSD_SUBDEV_NAME, }, .venc = { - .module_name = VPBE_VENC_SUBDEV_NAME, + .module_name = DM644X_VPBE_VENC_SUBDEV_NAME, }, .num_outputs = ARRAY_SIZE(dm644xevm_vpbe_outputs), .outputs = dm644xevm_vpbe_outputs, @@ -825,7 +825,7 @@ MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM") .atag_offset = 0x100, .map_io = davinci_evm_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = davinci_evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 6e2f1631df5b..de7adff324dc 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -818,7 +818,7 @@ MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM") .atag_offset = 0x100, .map_io = davinci_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, @@ -829,7 +829,7 @@ MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM") .atag_offset = 0x100, .map_io = davinci_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = evm_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index 43e4a0d663fa..9549d53aa63f 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -529,8 +529,13 @@ static void __init mityomapl138_init(void) mityomapl138_setup_nand(); - ret = da8xx_register_spi(1, mityomapl138_spi_flash_info, - ARRAY_SIZE(mityomapl138_spi_flash_info)); + ret = spi_register_board_info(mityomapl138_spi_flash_info, + ARRAY_SIZE(mityomapl138_spi_flash_info)); + if (ret) + pr_warn("spi info registration failed: %d\n", ret); + + ret = da8xx_register_spi_bus(1, + ARRAY_SIZE(mityomapl138_spi_flash_info)); if (ret) pr_warning("spi 1 registration failed: %d\n", ret); @@ -570,7 +575,7 @@ MACHINE_START(MITYOMAPL138, "MityDSP-L138/MityARM-1808") .atag_offset = 0x100, .map_io = mityomapl138_map_io, .init_irq = cp_intc_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = mityomapl138_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c index 3e3e3afebf88..1c98107527fa 100644 --- a/arch/arm/mach-davinci/board-neuros-osd2.c +++ b/arch/arm/mach-davinci/board-neuros-osd2.c @@ -237,7 +237,7 @@ MACHINE_START(NEUROS_OSD2, "Neuros OSD2") .atag_offset = 0x100, .map_io = davinci_ntosd2_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = davinci_ntosd2_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index dc1208e9e664..5a2bd44da54d 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -48,8 +48,7 @@ static __init void omapl138_hawk_config_emac(void) val &= ~BIT(8); ret = davinci_cfg_reg_list(omapl138_hawk_mii_pins); if (ret) { - pr_warning("%s: cpgmac/mii mux setup failed: %d\n", - __func__, ret); + pr_warn("%s: CPGMAC/MII mux setup failed: %d\n", __func__, ret); return; } @@ -61,8 +60,7 @@ static __init void omapl138_hawk_config_emac(void) ret = da8xx_register_emac(); if (ret) - pr_warning("%s: emac registration failed: %d\n", - __func__, ret); + pr_warn("%s: EMAC registration failed: %d\n", __func__, ret); } /* @@ -147,15 +145,14 @@ static __init void omapl138_hawk_mmc_init(void) ret = davinci_cfg_reg_list(hawk_mmcsd0_pins); if (ret) { - pr_warning("%s: MMC/SD0 mux setup failed: %d\n", - __func__, ret); + pr_warn("%s: MMC/SD0 mux setup failed: %d\n", __func__, ret); return; } ret = gpio_request_one(DA850_HAWK_MMCSD_CD_PIN, GPIOF_DIR_IN, "MMC CD"); if (ret < 0) { - pr_warning("%s: can not open GPIO %d\n", + pr_warn("%s: can not open GPIO %d\n", __func__, DA850_HAWK_MMCSD_CD_PIN); return; } @@ -163,15 +160,14 @@ static __init void omapl138_hawk_mmc_init(void) ret = gpio_request_one(DA850_HAWK_MMCSD_WP_PIN, GPIOF_DIR_IN, "MMC WP"); if (ret < 0) { - pr_warning("%s: can not open GPIO %d\n", + pr_warn("%s: can not open GPIO %d\n", __func__, DA850_HAWK_MMCSD_WP_PIN); goto mmc_setup_wp_fail; } ret = da8xx_register_mmcsd0(&da850_mmc_config); if (ret) { - pr_warning("%s: MMC/SD0 registration failed: %d\n", - __func__, ret); + pr_warn("%s: MMC/SD0 registration failed: %d\n", __func__, ret); goto mmc_setup_mmcsd_fail; } @@ -250,8 +246,7 @@ static __init void omapl138_hawk_usb_init(void) ret = davinci_cfg_reg_list(da850_hawk_usb11_pins); if (ret) { - pr_warning("%s: USB 1.1 PinMux setup failed: %d\n", - __func__, ret); + pr_warn("%s: USB 1.1 PinMux setup failed: %d\n", __func__, ret); return; } @@ -280,8 +275,7 @@ static __init void omapl138_hawk_usb_init(void) ret = da8xx_register_usb11(&omapl138_hawk_usb11_pdata); if (ret) { - pr_warning("%s: USB 1.1 registration failed: %d\n", - __func__, ret); + pr_warn("%s: USB 1.1 registration failed: %d\n", __func__, ret); goto usb11_setup_fail; } @@ -307,8 +301,7 @@ static __init void omapl138_hawk_init(void) ret = da850_register_edma(da850_edma_rsv); if (ret) - pr_warning("%s: EDMA registration failed: %d\n", - __func__, ret); + pr_warn("%s: EDMA registration failed: %d\n", __func__, ret); omapl138_hawk_mmc_init(); @@ -316,9 +309,8 @@ static __init void omapl138_hawk_init(void) ret = da8xx_register_watchdog(); if (ret) - pr_warning("omapl138_hawk_init: " - "watchdog registration failed: %d\n", - ret); + pr_warn("%s: watchdog registration failed: %d\n", + __func__, ret); } #ifdef CONFIG_SERIAL_8250_CONSOLE @@ -341,7 +333,7 @@ MACHINE_START(OMAPL138_HAWKBOARD, "AM18x/OMAP-L138 Hawkboard") .atag_offset = 0x100, .map_io = omapl138_hawk_map_io, .init_irq = cp_intc_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = omapl138_hawk_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c index 6957787fa7f3..739be7e738fe 100644 --- a/arch/arm/mach-davinci/board-sffsdr.c +++ b/arch/arm/mach-davinci/board-sffsdr.c @@ -155,7 +155,7 @@ MACHINE_START(SFFSDR, "Lyrtech SFFSDR") .atag_offset = 0x100, .map_io = davinci_sffsdr_map_io, .init_irq = davinci_irq_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = davinci_sffsdr_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/board-tnetv107x-evm.c b/arch/arm/mach-davinci/board-tnetv107x-evm.c index be3099733b1f..4f416023d4e2 100644 --- a/arch/arm/mach-davinci/board-tnetv107x-evm.c +++ b/arch/arm/mach-davinci/board-tnetv107x-evm.c @@ -280,7 +280,7 @@ MACHINE_START(TNETV107X, "TNETV107X EVM") .atag_offset = 0x100, .map_io = tnetv107x_init, .init_irq = cp_intc_init, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = tnetv107x_evm_board_init, .init_late = davinci_init_late, .dma_zone_size = SZ_128M, diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c index 34668ead53c7..d458558ee84a 100644 --- a/arch/arm/mach-davinci/clock.c +++ b/arch/arm/mach-davinci/clock.c @@ -52,6 +52,40 @@ static void __clk_disable(struct clk *clk) __clk_disable(clk->parent); } +int davinci_clk_reset(struct clk *clk, bool reset) +{ + unsigned long flags; + + if (clk == NULL || IS_ERR(clk)) + return -EINVAL; + + spin_lock_irqsave(&clockfw_lock, flags); + if (clk->flags & CLK_PSC) + davinci_psc_reset(clk->gpsc, clk->lpsc, reset); + spin_unlock_irqrestore(&clockfw_lock, flags); + + return 0; +} +EXPORT_SYMBOL(davinci_clk_reset); + +int davinci_clk_reset_assert(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk) || !clk->reset) + return -EINVAL; + + return clk->reset(clk, true); +} +EXPORT_SYMBOL(davinci_clk_reset_assert); + +int davinci_clk_reset_deassert(struct clk *clk) +{ + if (clk == NULL || IS_ERR(clk) || !clk->reset) + return -EINVAL; + + return clk->reset(clk, false); +} +EXPORT_SYMBOL(davinci_clk_reset_deassert); + int clk_enable(struct clk *clk) { unsigned long flags; @@ -535,7 +569,7 @@ int davinci_set_refclk_rate(unsigned long rate) } int __init davinci_clk_init(struct clk_lookup *clocks) - { +{ struct clk_lookup *c; struct clk *clk; size_t num_clocks = 0; @@ -576,6 +610,9 @@ int __init davinci_clk_init(struct clk_lookup *clocks) if (clk->lpsc) clk->flags |= CLK_PSC; + if (clk->flags & PSC_LRST) + clk->reset = davinci_clk_reset; + clk_register(clk); num_clocks++; diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h index 46f0f1bf1a4c..8694b395fc92 100644 --- a/arch/arm/mach-davinci/clock.h +++ b/arch/arm/mach-davinci/clock.h @@ -103,6 +103,7 @@ struct clk { unsigned long (*recalc) (struct clk *); int (*set_rate) (struct clk *clk, unsigned long rate); int (*round_rate) (struct clk *clk, unsigned long rate); + int (*reset) (struct clk *clk, bool reset); }; /* Clock flags: SoC-specific flags start at BIT(16) */ @@ -112,6 +113,7 @@ struct clk { #define PRE_PLL BIT(4) /* source is before PLL mult/div */ #define PSC_SWRSTDISABLE BIT(5) /* Disable state is SwRstDisable */ #define PSC_FORCE BIT(6) /* Force module state transtition */ +#define PSC_LRST BIT(8) /* Use local reset on enable/disable */ #define CLK(dev, con, ck) \ { \ @@ -126,6 +128,7 @@ int davinci_set_pllrate(struct pll_data *pll, unsigned int prediv, int davinci_set_sysclk_rate(struct clk *clk, unsigned long rate); int davinci_set_refclk_rate(unsigned long rate); int davinci_simple_set_rate(struct clk *clk, unsigned long rate); +int davinci_clk_reset(struct clk *clk, bool reset); extern struct platform_device davinci_wdt_device; extern void davinci_watchdog_reset(struct platform_device *); diff --git a/arch/arm/mach-davinci/cpuidle.c b/arch/arm/mach-davinci/cpuidle.c index 9107691adbdb..5ac9e9384b15 100644 --- a/arch/arm/mach-davinci/cpuidle.c +++ b/arch/arm/mach-davinci/cpuidle.c @@ -25,35 +25,44 @@ #define DAVINCI_CPUIDLE_MAX_STATES 2 -struct davinci_ops { - void (*enter) (u32 flags); - void (*exit) (u32 flags); - u32 flags; -}; +static DEFINE_PER_CPU(struct cpuidle_device, davinci_cpuidle_device); +static void __iomem *ddr2_reg_base; +static bool ddr2_pdown; + +static void davinci_save_ddr_power(int enter, bool pdown) +{ + u32 val; + + val = __raw_readl(ddr2_reg_base + DDR2_SDRCR_OFFSET); + + if (enter) { + if (pdown) + val |= DDR2_SRPD_BIT; + else + val &= ~DDR2_SRPD_BIT; + val |= DDR2_LPMODEN_BIT; + } else { + val &= ~(DDR2_SRPD_BIT | DDR2_LPMODEN_BIT); + } + + __raw_writel(val, ddr2_reg_base + DDR2_SDRCR_OFFSET); +} /* Actual code that puts the SoC in different idle states */ static int davinci_enter_idle(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - struct cpuidle_state_usage *state_usage = &dev->states_usage[index]; - struct davinci_ops *ops = cpuidle_get_statedata(state_usage); - - if (ops && ops->enter) - ops->enter(ops->flags); + davinci_save_ddr_power(1, ddr2_pdown); index = cpuidle_wrap_enter(dev, drv, index, arm_cpuidle_simple_enter); - if (ops && ops->exit) - ops->exit(ops->flags); + davinci_save_ddr_power(0, ddr2_pdown); return index; } -/* fields in davinci_ops.flags */ -#define DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN BIT(0) - static struct cpuidle_driver davinci_idle_driver = { .name = "cpuidle-davinci", .owner = THIS_MODULE, @@ -70,45 +79,6 @@ static struct cpuidle_driver davinci_idle_driver = { .state_count = DAVINCI_CPUIDLE_MAX_STATES, }; -static DEFINE_PER_CPU(struct cpuidle_device, davinci_cpuidle_device); -static void __iomem *ddr2_reg_base; - -static void davinci_save_ddr_power(int enter, bool pdown) -{ - u32 val; - - val = __raw_readl(ddr2_reg_base + DDR2_SDRCR_OFFSET); - - if (enter) { - if (pdown) - val |= DDR2_SRPD_BIT; - else - val &= ~DDR2_SRPD_BIT; - val |= DDR2_LPMODEN_BIT; - } else { - val &= ~(DDR2_SRPD_BIT | DDR2_LPMODEN_BIT); - } - - __raw_writel(val, ddr2_reg_base + DDR2_SDRCR_OFFSET); -} - -static void davinci_c2state_enter(u32 flags) -{ - davinci_save_ddr_power(1, !!(flags & DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN)); -} - -static void davinci_c2state_exit(u32 flags) -{ - davinci_save_ddr_power(0, !!(flags & DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN)); -} - -static struct davinci_ops davinci_states[DAVINCI_CPUIDLE_MAX_STATES] = { - [1] = { - .enter = davinci_c2state_enter, - .exit = davinci_c2state_exit, - }, -}; - static int __init davinci_cpuidle_probe(struct platform_device *pdev) { int ret; @@ -124,11 +94,7 @@ static int __init davinci_cpuidle_probe(struct platform_device *pdev) ddr2_reg_base = pdata->ddr2_ctlr_base; - if (pdata->ddr2_pdown) - davinci_states[1].flags |= DAVINCI_CPUIDLE_FLAGS_DDR2_PWDN; - cpuidle_set_statedata(&device->states_usage[1], &davinci_states[1]); - - device->state_count = DAVINCI_CPUIDLE_MAX_STATES; + ddr2_pdown = pdata->ddr2_pdown; ret = cpuidle_register_driver(&davinci_idle_driver); if (ret) { diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index 6b9154e9f908..0c4a26ddebba 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -76,6 +76,13 @@ static struct clk pll0_aux_clk = { .flags = CLK_PLL | PRE_PLL, }; +static struct clk pll0_sysclk1 = { + .name = "pll0_sysclk1", + .parent = &pll0_clk, + .flags = CLK_PLL, + .div_reg = PLLDIV1, +}; + static struct clk pll0_sysclk2 = { .name = "pll0_sysclk2", .parent = &pll0_clk, @@ -368,10 +375,19 @@ static struct clk sata_clk = { .flags = PSC_FORCE, }; +static struct clk dsp_clk = { + .name = "dsp", + .parent = &pll0_sysclk1, + .domain = DAVINCI_GPSC_DSPDOMAIN, + .lpsc = DA8XX_LPSC0_GEM, + .flags = PSC_LRST | PSC_FORCE, +}; + static struct clk_lookup da850_clks[] = { CLK(NULL, "ref", &ref_clk), CLK(NULL, "pll0", &pll0_clk), CLK(NULL, "pll0_aux", &pll0_aux_clk), + CLK(NULL, "pll0_sysclk1", &pll0_sysclk1), CLK(NULL, "pll0_sysclk2", &pll0_sysclk2), CLK(NULL, "pll0_sysclk3", &pll0_sysclk3), CLK(NULL, "pll0_sysclk4", &pll0_sysclk4), @@ -413,6 +429,7 @@ static struct clk_lookup da850_clks[] = { CLK("spi_davinci.1", NULL, &spi1_clk), CLK("vpif", NULL, &vpif_clk), CLK("ahci", NULL, &sata_clk), + CLK("davinci-rproc.0", NULL, &dsp_clk), CLK(NULL, NULL, NULL), }; diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c index 37c27af18fa0..6b7a0a27fbd1 100644 --- a/arch/arm/mach-davinci/da8xx-dt.c +++ b/arch/arm/mach-davinci/da8xx-dt.c @@ -37,11 +37,18 @@ static void __init da8xx_init_irq(void) of_irq_init(da8xx_irq_match); } +struct of_dev_auxdata da850_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL), + OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "watchdog", NULL), + {} +}; + #ifdef CONFIG_ARCH_DAVINCI_DA850 static void __init da850_init_machine(void) { - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + of_platform_populate(NULL, of_default_bus_match_table, + da850_auxdata_lookup, NULL); da8xx_uart_clk_enable(); } @@ -56,7 +63,7 @@ static const char *da850_boards_compat[] __initdata = { DT_MACHINE_START(DA850_DT, "Generic DA850/OMAP-L138/AM18x") .map_io = da850_init, .init_irq = da8xx_init_irq, - .timer = &davinci_timer, + .init_time = davinci_timer_init, .init_machine = da850_init_machine, .dt_compat = da850_boards_compat, .init_late = davinci_init_late, diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index 2d5502d84a22..fc50243b1481 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -359,7 +359,7 @@ static struct resource da8xx_watchdog_resources[] = { }, }; -struct platform_device da8xx_wdt_device = { +static struct platform_device da8xx_wdt_device = { .name = "watchdog", .id = -1, .num_resources = ARRAY_SIZE(da8xx_watchdog_resources), @@ -368,7 +368,15 @@ struct platform_device da8xx_wdt_device = { void da8xx_restart(char mode, const char *cmd) { - davinci_watchdog_reset(&da8xx_wdt_device); + struct device *dev; + + dev = bus_find_device_by_name(&platform_bus_type, NULL, "watchdog"); + if (!dev) { + pr_err("%s: failed to find watchdog device\n", __func__); + return; + } + + davinci_watchdog_reset(to_platform_device(dev)); } int __init da8xx_register_watchdog(void) @@ -751,7 +759,7 @@ void __iomem * __init da8xx_get_mem_ctlr(void) da8xx_ddr2_ctlr_base = ioremap(DA8XX_DDR2_CTL_BASE, SZ_32K); if (!da8xx_ddr2_ctlr_base) - pr_warning("%s: Unable to map DDR2 controller", __func__); + pr_warn("%s: Unable to map DDR2 controller", __func__); return da8xx_ddr2_ctlr_base; } @@ -832,7 +840,7 @@ static struct resource da8xx_spi1_resources[] = { }, }; -struct davinci_spi_platform_data da8xx_spi_pdata[] = { +static struct davinci_spi_platform_data da8xx_spi_pdata[] = { [0] = { .version = SPI_VERSION_2, .intr_line = 1, @@ -866,20 +874,12 @@ static struct platform_device da8xx_spi_device[] = { }, }; -int __init da8xx_register_spi(int instance, const struct spi_board_info *info, - unsigned len) +int __init da8xx_register_spi_bus(int instance, unsigned num_chipselect) { - int ret; - if (instance < 0 || instance > 1) return -EINVAL; - ret = spi_register_board_info(info, len); - if (ret) - pr_warning("%s: failed to register board info for spi %d :" - " %d\n", __func__, instance, ret); - - da8xx_spi_pdata[instance].num_chipselect = len; + da8xx_spi_pdata[instance].num_chipselect = num_chipselect; if (instance == 1 && cpu_is_davinci_da850()) { da8xx_spi1_resources[0].start = DA850_SPI1_BASE; diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 11c79a3362ef..db1dd92e00af 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -669,19 +669,14 @@ static struct resource dm644x_osd_resources[] = { }, }; -static struct osd_platform_data dm644x_osd_data = { - .vpbe_type = VPBE_VERSION_1, -}; - static struct platform_device dm644x_osd_dev = { - .name = VPBE_OSD_SUBDEV_NAME, + .name = DM644X_VPBE_OSD_SUBDEV_NAME, .id = -1, .num_resources = ARRAY_SIZE(dm644x_osd_resources), .resource = dm644x_osd_resources, .dev = { .dma_mask = &dm644x_video_dma_mask, .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &dm644x_osd_data, }, }; @@ -751,12 +746,11 @@ static struct platform_device dm644x_vpbe_display = { }; static struct venc_platform_data dm644x_venc_pdata = { - .venc_type = VPBE_VERSION_1, .setup_clock = dm644x_venc_setup_clock, }; static struct platform_device dm644x_venc_dev = { - .name = VPBE_VENC_SUBDEV_NAME, + .name = DM644X_VPBE_VENC_SUBDEV_NAME, .id = -1, .num_resources = ARRAY_SIZE(dm644x_venc_resources), .resource = dm644x_venc_resources, diff --git a/arch/arm/mach-davinci/include/mach/clock.h b/arch/arm/mach-davinci/include/mach/clock.h index a3b040219876..3e8af6a0b64c 100644 --- a/arch/arm/mach-davinci/include/mach/clock.h +++ b/arch/arm/mach-davinci/include/mach/clock.h @@ -18,4 +18,7 @@ struct clk; extern int clk_register(struct clk *clk); extern void clk_unregister(struct clk *clk); +int davinci_clk_reset_assert(struct clk *c); +int davinci_clk_reset_deassert(struct clk *c); + #endif diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h index 046c7238a3d6..b124b77c90c5 100644 --- a/arch/arm/mach-davinci/include/mach/common.h +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -15,9 +15,7 @@ #include <linux/compiler.h> #include <linux/types.h> -struct sys_timer; - -extern struct sys_timer davinci_timer; +extern void davinci_timer_init(void); extern void davinci_irq_init(void); extern void __iomem *davinci_intc_base; diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h index 700d311c6854..de439b7b9af1 100644 --- a/arch/arm/mach-davinci/include/mach/da8xx.h +++ b/arch/arm/mach-davinci/include/mach/da8xx.h @@ -82,8 +82,7 @@ void __init da850_init(void); int da830_register_edma(struct edma_rsv_info *rsv); int da850_register_edma(struct edma_rsv_info *rsv[2]); int da8xx_register_i2c(int instance, struct davinci_i2c_platform_data *pdata); -int da8xx_register_spi(int instance, - const struct spi_board_info *info, unsigned len); +int da8xx_register_spi_bus(int instance, unsigned num_chipselect); int da8xx_register_watchdog(void); int da8xx_register_usb20(unsigned mA, unsigned potpgt); int da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata); @@ -110,9 +109,7 @@ extern struct platform_device da8xx_serial_device; extern struct emac_platform_data da8xx_emac_pdata; extern struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata; extern struct da8xx_lcdc_platform_data sharp_lk043t1dg01_pdata; -extern struct davinci_spi_platform_data da8xx_spi_pdata[]; -extern struct platform_device da8xx_wdt_device; extern const short da830_emif25_pins[]; extern const short da830_spi0_pins[]; diff --git a/arch/arm/mach-davinci/include/mach/psc.h b/arch/arm/mach-davinci/include/mach/psc.h index 40a0027838e8..0a22710493fd 100644 --- a/arch/arm/mach-davinci/include/mach/psc.h +++ b/arch/arm/mach-davinci/include/mach/psc.h @@ -246,6 +246,7 @@ #define MDSTAT_STATE_MASK 0x3f #define PDSTAT_STATE_MASK 0x1f +#define MDCTL_LRST BIT(8) #define MDCTL_FORCE BIT(31) #define PDCTL_NEXT BIT(0) #define PDCTL_EPCGOOD BIT(8) @@ -253,6 +254,8 @@ #ifndef __ASSEMBLER__ extern int davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id); +extern void davinci_psc_reset(unsigned int ctlr, unsigned int id, + bool reset); extern void davinci_psc_config(unsigned int domain, unsigned int ctlr, unsigned int id, bool enable, u32 flags); diff --git a/arch/arm/mach-davinci/include/mach/uncompress.h b/arch/arm/mach-davinci/include/mach/uncompress.h index 3a0ff905a69b..f49c2916aa3a 100644 --- a/arch/arm/mach-davinci/include/mach/uncompress.h +++ b/arch/arm/mach-davinci/include/mach/uncompress.h @@ -101,4 +101,3 @@ static inline void __arch_decomp_setup(unsigned long arch_id) } #define arch_decomp_setup() __arch_decomp_setup(arch_id) -#define arch_decomp_wdog() diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index d7e210f4b55c..82fdc69d5728 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -35,7 +35,7 @@ int __init davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id) struct davinci_soc_info *soc_info = &davinci_soc_info; if (!soc_info->psc_bases || (ctlr >= soc_info->psc_bases_num)) { - pr_warning("PSC: Bad psc data: 0x%x[%d]\n", + pr_warn("PSC: Bad psc data: 0x%x[%d]\n", (int)soc_info->psc_bases, ctlr); return 0; } @@ -48,6 +48,31 @@ int __init davinci_psc_is_clk_active(unsigned int ctlr, unsigned int id) return mdstat & BIT(12); } +/* Control "reset" line associated with PSC domain */ +void davinci_psc_reset(unsigned int ctlr, unsigned int id, bool reset) +{ + u32 mdctl; + void __iomem *psc_base; + struct davinci_soc_info *soc_info = &davinci_soc_info; + + if (!soc_info->psc_bases || (ctlr >= soc_info->psc_bases_num)) { + pr_warn("PSC: Bad psc data: 0x%x[%d]\n", + (int)soc_info->psc_bases, ctlr); + return; + } + + psc_base = ioremap(soc_info->psc_bases[ctlr], SZ_4K); + + mdctl = readl(psc_base + MDCTL + 4 * id); + if (reset) + mdctl &= ~MDCTL_LRST; + else + mdctl |= MDCTL_LRST; + writel(mdctl, psc_base + MDCTL + 4 * id); + + iounmap(psc_base); +} + /* Enable or disable a PSC domain */ void davinci_psc_config(unsigned int domain, unsigned int ctlr, unsigned int id, bool enable, u32 flags) @@ -58,7 +83,7 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr, u32 next_state = PSC_STATE_ENABLE; if (!soc_info->psc_bases || (ctlr >= soc_info->psc_bases_num)) { - pr_warning("PSC: Bad psc data: 0x%x[%d]\n", + pr_warn("PSC: Bad psc data: 0x%x[%d]\n", (int)soc_info->psc_bases, ctlr); return; } diff --git a/arch/arm/mach-davinci/time.c b/arch/arm/mach-davinci/time.c index 9847938785ca..bad361ec1666 100644 --- a/arch/arm/mach-davinci/time.c +++ b/arch/arm/mach-davinci/time.c @@ -337,7 +337,7 @@ static struct clock_event_device clockevent_davinci = { }; -static void __init davinci_timer_init(void) +void __init davinci_timer_init(void) { struct clk *timer_clk; struct davinci_soc_info *soc_info = &davinci_soc_info; @@ -410,11 +410,6 @@ static void __init davinci_timer_init(void) timer32_config(&timers[i]); } -struct sys_timer davinci_timer = { - .init = davinci_timer_init, -}; - - /* reset board using watchdog timer */ void davinci_watchdog_reset(struct platform_device *pdev) { |