From: Tony Lindgren Date: Mon, 25 Nov 2013 23:17:11 +0000 (-0800) Subject: ARM: OMAP2+: Remove legacy booting support for n8x0 X-Git-Tag: next-20131220~110^2~5^2^2~3^2~5 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5a87cde490e1;p=karo-tx-linux.git ARM: OMAP2+: Remove legacy booting support for n8x0 Now we can boot n8x with the appended device tree with: $ ARCH=arm CROSS_COMPILE=/usr/bin/arm-linux-gnueabi- make omap2420-n800.dtb $ cat arch/arm/boot/zImage arch/arm/boot/dts/omap2420-n800.dtb > /tmp/zImage Note that you need at least the following enabled: CONFIG_ARM_APPENDED_DTB=y CONFIG_ARM_ATAG_DTB_COMPAT=y CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_FROM_BOOTLOADER=y CONFIG_PINCTRL=y CONFIG_PINCTRL_SINGLE=y Tested-by: Aaro Koskinen Signed-off-by: Tony Lindgren --- diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 99dd184f50f1..d596571d7750 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -21,7 +21,6 @@ #include #include #include -#include #include #include #include @@ -33,7 +32,6 @@ #include "common.h" #include "mmc.h" #include "soc.h" -#include "mux.h" #include "gpmc-onenand.h" #define TUSB6010_ASYNC_CS 1 @@ -61,58 +59,12 @@ static void board_check_revision(void) board_caps = NOKIA_N810; else if (of_machine_is_compatible("nokia,n810-wimax")) board_caps = NOKIA_N810_WIMAX; - } else { - if (machine_is_nokia_n800()) - board_caps = NOKIA_N800; - else if (machine_is_nokia_n810()) - board_caps = NOKIA_N810; - else if (machine_is_nokia_n810_wimax()) - board_caps = NOKIA_N810_WIMAX; } if (!board_caps) pr_err("Unknown board\n"); } -#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE) -static struct i2c_cbus_platform_data n8x0_cbus_data = { - .clk_gpio = 66, - .dat_gpio = 65, - .sel_gpio = 64, -}; - -static struct platform_device n8x0_cbus_device = { - .name = "i2c-cbus-gpio", - .id = 3, - .dev = { - .platform_data = &n8x0_cbus_data, - }, -}; - -static struct i2c_board_info n8x0_i2c_board_info_3[] __initdata = { - { - I2C_BOARD_INFO("retu-mfd", 0x01), - }, -}; - -static void __init n8x0_cbus_init(void) -{ - const int retu_irq_gpio = 108; - - if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) - return; - irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); - n8x0_i2c_board_info_3[0].irq = gpio_to_irq(retu_irq_gpio); - i2c_register_board_info(3, n8x0_i2c_board_info_3, - ARRAY_SIZE(n8x0_i2c_board_info_3)); - platform_device_register(&n8x0_cbus_device); -} -#else /* CONFIG_I2C_CBUS_GPIO */ -static void __init n8x0_cbus_init(void) -{ -} -#endif /* CONFIG_I2C_CBUS_GPIO */ - #if defined(CONFIG_USB_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_TUSB6010_MODULE) /* * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and @@ -598,8 +550,6 @@ static void __init n8x0_mmc_init(void) mmc1_data.nr_slots = 2; mmc_data[0] = &mmc1_data; - if (!of_have_populated_dt()) - omap242x_init_mmc(mmc_data); } #else static struct omap_mmc_platform_data mmc1_data; @@ -684,54 +634,6 @@ static struct i2c_board_info n810_i2c_board_info_2[] __initdata = { }, }; -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - /* I2S codec port pins for McBSP block */ - OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 | OMAP_PIN_INPUT), - OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT), - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; - -static struct omap_device_pad serial2_pads[] __initdata = { - { - .name = "uart3_rx_irrx.uart3_rx_irrx", - .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, - .enable = OMAP_MUX_MODE0, - .idle = OMAP_MUX_MODE3 /* Mux as GPIO for idle */ - }, -}; - -static inline void board_serial_init(void) -{ - struct omap_board_data bdata; - - bdata.flags = 0; - bdata.pads = NULL; - bdata.pads_cnt = 0; - - bdata.id = 0; - omap_serial_init_port(&bdata, NULL); - - bdata.id = 1; - omap_serial_init_port(&bdata, NULL); - - bdata.id = 2; - bdata.pads = serial2_pads; - bdata.pads_cnt = ARRAY_SIZE(serial2_pads); - omap_serial_init_port(&bdata, NULL); -} - -#else - -static inline void board_serial_init(void) -{ - omap_serial_init(); -} - -#endif - static int __init n8x0_late_initcall(void) { if (!board_caps) @@ -740,8 +642,6 @@ static int __init n8x0_late_initcall(void) gpmc_onenand_init(board_onenand_data); n8x0_mmc_init(); n8x0_usb_init(); - if (!of_have_populated_dt()) - n8x0_cbus_init(); return 0; } @@ -764,61 +664,3 @@ void * __init n8x0_legacy_init(void) return &mmc1_data; } - -static void __init n8x0_init_machine(void) -{ - board_check_revision(); - omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC); - /* FIXME: add n810 spi devices */ - spi_register_board_info(n800_spi_board_info, - ARRAY_SIZE(n800_spi_board_info)); - omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1, - ARRAY_SIZE(n8x0_i2c_board_info_1)); - omap_register_i2c_bus(2, 400, NULL, 0); - if (board_is_n810()) - i2c_register_board_info(2, n810_i2c_board_info_2, - ARRAY_SIZE(n810_i2c_board_info_2)); - if (!of_have_populated_dt()) { - board_serial_init(); - omap_sdrc_init(NULL, NULL); - } -} - -MACHINE_START(NOKIA_N800, "Nokia N800") - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap242x_map_io, - .init_early = omap2420_init_early, - .init_irq = omap2_init_irq, - .handle_irq = omap2_intc_handle_irq, - .init_machine = n8x0_init_machine, - .init_late = omap2420_init_late, - .init_time = omap2_sync32k_timer_init, - .restart = omap2xxx_restart, -MACHINE_END - -MACHINE_START(NOKIA_N810, "Nokia N810") - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap242x_map_io, - .init_early = omap2420_init_early, - .init_irq = omap2_init_irq, - .handle_irq = omap2_intc_handle_irq, - .init_machine = n8x0_init_machine, - .init_late = omap2420_init_late, - .init_time = omap2_sync32k_timer_init, - .restart = omap2xxx_restart, -MACHINE_END - -MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap242x_map_io, - .init_early = omap2420_init_early, - .init_irq = omap2_init_irq, - .handle_irq = omap2_intc_handle_irq, - .init_machine = n8x0_init_machine, - .init_late = omap2420_init_late, - .init_time = omap2_sync32k_timer_init, - .restart = omap2xxx_restart, -MACHINE_END diff --git a/arch/arm/mach-omap2/msdi.c b/arch/arm/mach-omap2/msdi.c index c52d8b4a3e91..828e0db3d943 100644 --- a/arch/arm/mach-omap2/msdi.c +++ b/arch/arm/mach-omap2/msdi.c @@ -88,72 +88,3 @@ int omap_msdi_reset(struct omap_hwmod *oh) return 0; } - -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) - -static inline void omap242x_mmc_mux(struct omap_mmc_platform_data - *mmc_controller) -{ - if ((mmc_controller->slots[0].switch_pin > 0) && \ - (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES)) - omap_mux_init_gpio(mmc_controller->slots[0].switch_pin, - OMAP_PIN_INPUT_PULLUP); - if ((mmc_controller->slots[0].gpio_wp > 0) && \ - (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES)) - omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp, - OMAP_PIN_INPUT_PULLUP); - - omap_mux_init_signal("sdmmc_cmd", 0); - omap_mux_init_signal("sdmmc_clki", 0); - omap_mux_init_signal("sdmmc_clko", 0); - omap_mux_init_signal("sdmmc_dat0", 0); - omap_mux_init_signal("sdmmc_dat_dir0", 0); - omap_mux_init_signal("sdmmc_cmd_dir", 0); - if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) { - omap_mux_init_signal("sdmmc_dat1", 0); - omap_mux_init_signal("sdmmc_dat2", 0); - omap_mux_init_signal("sdmmc_dat3", 0); - omap_mux_init_signal("sdmmc_dat_dir1", 0); - omap_mux_init_signal("sdmmc_dat_dir2", 0); - omap_mux_init_signal("sdmmc_dat_dir3", 0); - } - - /* - * Use internal loop-back in MMC/SDIO Module Input Clock - * selection - */ - if (mmc_controller->slots[0].internal_clock) { - u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); - v |= (1 << 24); - omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); - } -} - -void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data) -{ - struct platform_device *pdev; - struct omap_hwmod *oh; - int id = 0; - char *oh_name = "msdi1"; - char *dev_name = "mmci-omap"; - - if (!mmc_data[0]) { - pr_err("%s fails: Incomplete platform data\n", __func__); - return; - } - - omap242x_mmc_mux(mmc_data[0]); - - oh = omap_hwmod_lookup(oh_name); - if (!oh) { - pr_err("Could not look up %s\n", oh_name); - return; - } - pdev = omap_device_build(dev_name, id, oh, mmc_data[0], - sizeof(struct omap_mmc_platform_data)); - if (IS_ERR(pdev)) - WARN(1, "Can'd build omap_device for %s:%s.\n", - dev_name, oh->name); -} - -#endif