diff options
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/Kconfig | 21 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Kconfig.non_dt | 12 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-dt-rm9200.c | 11 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-dt-sama5.c | 38 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-foxg20.c | 272 | ||||
| -rw-r--r-- | arch/arm/mach-at91/board-rsi-ews.c | 232 | ||||
| -rw-r--r-- | arch/arm/mach-at91/clock.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-at91/generic.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91_pio.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/cpu.h | 22 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/debug-macro.S | 5 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/hardware.h | 23 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/sama5d4.h | 33 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/uncompress.h | 21 | ||||
| -rw-r--r-- | arch/arm/mach-at91/sama5d4.c | 64 | ||||
| -rw-r--r-- | arch/arm/mach-at91/setup.c | 97 | ||||
| -rw-r--r-- | arch/arm/mach-at91/soc.h | 5 |
18 files changed, 314 insertions, 553 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 474c855fa83c..0e6d548b70d9 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -12,6 +12,9 @@ config HAVE_AT91_DBGU0 config HAVE_AT91_DBGU1 bool +config HAVE_AT91_DBGU2 + bool + config AT91_USE_OLD_CLK bool @@ -36,6 +39,9 @@ config OLD_IRQ_AT91 config HAVE_AT91_SMD bool +config HAVE_AT91_H32MX + bool + config SOC_AT91SAM9 bool select ATMEL_AIC_IRQ if !OLD_IRQ_AT91 @@ -96,6 +102,21 @@ config SOC_SAMA5D3 help Select this if you are using one of Atmel's SAMA5D3 family SoC. This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36. + +config SOC_SAMA5D4 + bool "SAMA5D4 family" + select SOC_SAMA5 + select HAVE_AT91_DBGU2 + select CLKSRC_MMIO + select CACHE_L2X0 + select CACHE_PL310 + select HAVE_FB_ATMEL + select HAVE_AT91_UTMI + select HAVE_AT91_SMD + select HAVE_AT91_USB_CLK + select HAVE_AT91_H32MX + help + Select this if you are using one of Atmel's SAMA5D4 family SoC. endif if SOC_SAM_V4_V5 diff --git a/arch/arm/mach-at91/Kconfig.non_dt b/arch/arm/mach-at91/Kconfig.non_dt index b774c3d3c632..d8e88219edb4 100644 --- a/arch/arm/mach-at91/Kconfig.non_dt +++ b/arch/arm/mach-at91/Kconfig.non_dt @@ -138,12 +138,6 @@ config MACH_ECO920 bool "eco920" help Select this if you are using the eco920 board - -config MACH_RSI_EWS - bool "RSI Embedded Webserver" - depends on ARCH_AT91RM9200 - help - Select this if you are using RSIs EWS board. endif # ---------------------------------------------------------- @@ -218,12 +212,6 @@ config MACH_CPU9G20 Select this if you are using a Eukrea Electromatique's CPU9G20 Board <http://www.eukrea.com/> -config MACH_ACMENETUSFOXG20 - bool "Acme Systems srl FOX Board G20" - help - Select this if you are using Acme Systems - FOX Board G20 <http://www.acmesystems.it> - config MACH_PORTUXG20 bool "taskit PortuxG20" help diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index 61d04f9314e7..ac99d87ffefe 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_SOC_AT91SAM9N12) += at91sam9n12.o obj-$(CONFIG_SOC_AT91SAM9X5) += at91sam9x5.o obj-$(CONFIG_SOC_AT91SAM9RL) += at91sam9rl.o obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o +obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200_devices.o obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260_devices.o @@ -44,7 +45,6 @@ obj-$(CONFIG_MACH_ECBAT91) += board-ecbat91.o obj-$(CONFIG_MACH_YL9200) += board-yl-9200.o obj-$(CONFIG_MACH_CPUAT91) += board-cpuat91.o obj-$(CONFIG_MACH_ECO920) += board-eco920.o -obj-$(CONFIG_MACH_RSI_EWS) += board-rsi-ews.o # AT91SAM9260 board-specific support obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o @@ -67,7 +67,6 @@ obj-$(CONFIG_MACH_AT91SAM9RLEK) += board-sam9rlek.o # AT91SAM9G20 board-specific support obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o obj-$(CONFIG_MACH_CPU9G20) += board-cpu9krea.o -obj-$(CONFIG_MACH_ACMENETUSFOXG20) += board-foxg20.o obj-$(CONFIG_MACH_STAMP9G20) += board-stamp9g20.o obj-$(CONFIG_MACH_PORTUXG20) += board-stamp9g20.o obj-$(CONFIG_MACH_PCONTROL_G20) += board-pcontrol-g20.o board-stamp9g20.o diff --git a/arch/arm/mach-at91/board-dt-rm9200.c b/arch/arm/mach-at91/board-dt-rm9200.c index 61ea21445664..226563f850b8 100644 --- a/arch/arm/mach-at91/board-dt-rm9200.c +++ b/arch/arm/mach-at91/board-dt-rm9200.c @@ -14,6 +14,7 @@ #include <linux/gpio.h> #include <linux/of.h> #include <linux/of_irq.h> +#include <linux/clk-provider.h> #include <asm/setup.h> #include <asm/irq.h> @@ -24,13 +25,21 @@ #include "at91_aic.h" #include "generic.h" +static void __init at91rm9200_dt_timer_init(void) +{ +#if defined(CONFIG_COMMON_CLK) + of_clk_init(NULL); +#endif + at91rm9200_timer_init(); +} + static const char *at91rm9200_dt_board_compat[] __initdata = { "atmel,at91rm9200", NULL }; DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200 (Device Tree)") - .init_time = at91rm9200_timer_init, + .init_time = at91rm9200_dt_timer_init, .map_io = at91_map_io, .init_early = at91rm9200_dt_initialize, .dt_compat = at91rm9200_dt_board_compat, diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/board-dt-sama5.c index be6aa2e2c343..129e2917506b 100644 --- a/arch/arm/mach-at91/board-dt-sama5.c +++ b/arch/arm/mach-at91/board-dt-sama5.c @@ -27,34 +27,12 @@ #include "at91_aic.h" #include "generic.h" -static int ksz9021rn_phy_fixup(struct phy_device *phy) -{ - int value; - - /* Set delay values */ - value = MICREL_KSZ9021_RGMII_CLK_CTRL_PAD_SCEW | 0x8000; - phy_write(phy, MICREL_KSZ9021_EXTREG_CTRL, value); - value = 0xF2F4; - phy_write(phy, MICREL_KSZ9021_EXTREG_DATA_WRITE, value); - value = MICREL_KSZ9021_RGMII_RX_DATA_PAD_SCEW | 0x8000; - phy_write(phy, MICREL_KSZ9021_EXTREG_CTRL, value); - value = 0x2222; - phy_write(phy, MICREL_KSZ9021_EXTREG_DATA_WRITE, value); - - return 0; -} - static void __init sama5_dt_device_init(void) { - if (of_machine_is_compatible("atmel,sama5d3xcm") && - IS_ENABLED(CONFIG_PHYLIB)) - phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK, - ksz9021rn_phy_fixup); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } -static const char *sama5_dt_board_compat[] __initdata = { +static const char *sama5_dt_board_compat[] __initconst = { "atmel,sama5", NULL }; @@ -66,3 +44,17 @@ DT_MACHINE_START(sama5_dt, "Atmel SAMA5 (Device Tree)") .init_machine = sama5_dt_device_init, .dt_compat = sama5_dt_board_compat, MACHINE_END + +static const char *sama5_alt_dt_board_compat[] __initconst = { + "atmel,sama5d4", + NULL +}; + +DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5 (Device Tree)") + /* Maintainer: Atmel */ + .map_io = at91_alt_map_io, + .init_early = at91_dt_initialize, + .init_machine = sama5_dt_device_init, + .dt_compat = sama5_alt_dt_board_compat, + .l2c_aux_mask = ~0UL, +MACHINE_END diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c deleted file mode 100644 index ec290b6ed9d8..000000000000 --- a/arch/arm/mach-at91/board-foxg20.c +++ /dev/null @@ -1,272 +0,0 @@ -/* - * Copyright (C) 2005 SAN People - * Copyright (C) 2008 Atmel - * Copyright (C) 2010 Lee McLoughlin - lee@lmmrtech.com - * Copyright (C) 2010 Sergio Tanzilli - tanzilli@acmesystems.it - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/spi/spi.h> -#include <linux/spi/at73c213.h> -#include <linux/gpio.h> -#include <linux/gpio_keys.h> -#include <linux/input.h> -#include <linux/clk.h> -#include <linux/w1-gpio.h> - -#include <mach/hardware.h> -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/irq.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <mach/at91sam9_smc.h> - -#include "at91_aic.h" -#include "board.h" -#include "sam9_smc.h" -#include "generic.h" -#include "gpio.h" - -/* - * The FOX Board G20 hardware comes as the "Netus G20" board with - * just the cpu, ram, dataflash and two header connectors. - * This is plugged into the FOX Board which provides the ethernet, - * usb, rtc, leds, switch, ... - * - * For more info visit: http://www.acmesystems.it/foxg20 - */ - - -static void __init foxg20_init_early(void) -{ - /* Initialize processor: 18.432 MHz crystal */ - at91_initialize(18432000); -} - -/* - * USB Host port - */ -static struct at91_usbh_data __initdata foxg20_usbh_data = { - .ports = 2, - .vbus_pin = {-EINVAL, -EINVAL}, - .overcurrent_pin= {-EINVAL, -EINVAL}, -}; - -/* - * USB Device port - */ -static struct at91_udc_data __initdata foxg20_udc_data = { - .vbus_pin = AT91_PIN_PC6, - .pullup_pin = -EINVAL, /* pull-up driven by UDC */ -}; - - -/* - * SPI devices. - */ -static struct spi_board_info foxg20_spi_devices[] = { -#if !IS_ENABLED(CONFIG_MMC_ATMELMCI) - { - .modalias = "mtd_dataflash", - .chip_select = 1, - .max_speed_hz = 15 * 1000 * 1000, - .bus_num = 0, - }, -#endif -}; - - -/* - * MACB Ethernet device - */ -static struct macb_platform_data __initdata foxg20_macb_data = { - .phy_irq_pin = AT91_PIN_PA7, - .is_rmii = 1, -}; - -/* - * MCI (SD/MMC) - * det_pin, wp_pin and vcc_pin are not connected - */ -static struct mci_platform_data __initdata foxg20_mci0_data = { - .slot[1] = { - .bus_width = 4, - .detect_pin = -EINVAL, - .wp_pin = -EINVAL, - }, -}; - - -/* - * LEDs - */ -static struct gpio_led foxg20_leds[] = { - { /* user led, red */ - .name = "user_led", - .gpio = AT91_PIN_PC7, - .active_low = 0, - .default_trigger = "heartbeat", - }, -}; - - -/* - * GPIO Buttons - */ -#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) -static struct gpio_keys_button foxg20_buttons[] = { - { - .gpio = AT91_PIN_PC4, - .code = BTN_1, - .desc = "Button 1", - .active_low = 1, - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data foxg20_button_data = { - .buttons = foxg20_buttons, - .nbuttons = ARRAY_SIZE(foxg20_buttons), -}; - -static struct platform_device foxg20_button_device = { - .name = "gpio-keys", - .id = -1, - .num_resources = 0, - .dev = { - .platform_data = &foxg20_button_data, - } -}; - -static void __init foxg20_add_device_buttons(void) -{ - at91_set_gpio_input(AT91_PIN_PC4, 1); /* btn1 */ - at91_set_deglitch(AT91_PIN_PC4, 1); - - platform_device_register(&foxg20_button_device); -} -#else -static void __init foxg20_add_device_buttons(void) {} -#endif - - -#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE) -static struct w1_gpio_platform_data w1_gpio_pdata = { - /* If you choose to use a pin other than PB16 it needs to be 3.3V */ - .pin = AT91_PIN_PB16, - .is_open_drain = 1, - .ext_pullup_enable_pin = -EINVAL, -}; - -static struct platform_device w1_device = { - .name = "w1-gpio", - .id = -1, - .dev.platform_data = &w1_gpio_pdata, -}; - -static void __init at91_add_device_w1(void) -{ - at91_set_GPIO_periph(w1_gpio_pdata.pin, 1); - at91_set_multi_drive(w1_gpio_pdata.pin, 1); - platform_device_register(&w1_device); -} - -#endif - - -static struct i2c_board_info __initdata foxg20_i2c_devices[] = { - { - I2C_BOARD_INFO("24c512", 0x50), - }, -}; - - -static void __init foxg20_board_init(void) -{ - /* Serial */ - /* DBGU on ttyS0. (Rx & Tx only) */ - at91_register_uart(0, 0, 0); - - /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ - at91_register_uart(AT91SAM9260_ID_US0, 1, - ATMEL_UART_CTS - | ATMEL_UART_RTS - | ATMEL_UART_DTR - | ATMEL_UART_DSR - | ATMEL_UART_DCD - | ATMEL_UART_RI); - - /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */ - at91_register_uart(AT91SAM9260_ID_US1, 2, - ATMEL_UART_CTS - | ATMEL_UART_RTS); - - /* USART2 on ttyS3. (Rx & Tx only) */ - at91_register_uart(AT91SAM9260_ID_US2, 3, 0); - - /* USART3 on ttyS4. (Rx, Tx, RTS, CTS) */ - at91_register_uart(AT91SAM9260_ID_US3, 4, - ATMEL_UART_CTS - | ATMEL_UART_RTS); - - /* USART4 on ttyS5. (Rx & Tx only) */ - at91_register_uart(AT91SAM9260_ID_US4, 5, 0); - - /* USART5 on ttyS6. (Rx & Tx only) */ - at91_register_uart(AT91SAM9260_ID_US5, 6, 0); - - /* Set the internal pull-up resistor on DRXD */ - at91_set_A_periph(AT91_PIN_PB14, 1); - at91_add_device_serial(); - /* USB Host */ - at91_add_device_usbh(&foxg20_usbh_data); - /* USB Device */ - at91_add_device_udc(&foxg20_udc_data); - /* SPI */ - at91_add_device_spi(foxg20_spi_devices, ARRAY_SIZE(foxg20_spi_devices)); - /* Ethernet */ - at91_add_device_eth(&foxg20_macb_data); - /* MMC */ - at91_add_device_mci(0, &foxg20_mci0_data); - /* I2C */ - at91_add_device_i2c(foxg20_i2c_devices, ARRAY_SIZE(foxg20_i2c_devices)); - /* LEDs */ - at91_gpio_leds(foxg20_leds, ARRAY_SIZE(foxg20_leds)); - /* Push Buttons */ - foxg20_add_device_buttons(); -#if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE) - at91_add_device_w1(); -#endif -} - -MACHINE_START(ACMENETUSFOXG20, "Acme Systems srl FOX Board G20") - /* Maintainer: Sergio Tanzilli */ - .init_time = at91_init_time, - .map_io = at91_map_io, - .handle_irq = at91_aic_handle_irq, - .init_early = foxg20_init_early, - .init_irq = at91_init_irq_default, - .init_machine = foxg20_board_init, -MACHINE_END diff --git a/arch/arm/mach-at91/board-rsi-ews.c b/arch/arm/mach-at91/board-rsi-ews.c deleted file mode 100644 index f28e8b74df4b..000000000000 --- a/arch/arm/mach-at91/board-rsi-ews.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - * board-rsi-ews.c - * - * Copyright (C) - * 2005 SAN People, - * 2008-2011 R-S-I Elektrotechnik GmbH & Co. KG - * - * Licensed under GPLv2 or later. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/spi/spi.h> -#include <linux/mtd/physmap.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/irq.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <mach/hardware.h> - -#include <linux/gpio.h> - -#include "at91_aic.h" -#include "board.h" -#include "generic.h" -#include "gpio.h" - -static void __init rsi_ews_init_early(void) -{ - /* Initialize processor: 18.432 MHz crystal */ - at91_initialize(18432000); -} - -/* - * Ethernet - */ -static struct macb_platform_data rsi_ews_eth_data __initdata = { - .phy_irq_pin = AT91_PIN_PC4, - .is_rmii = 1, -}; - -/* - * USB Host - */ -static struct at91_usbh_data rsi_ews_usbh_data __initdata = { - .ports = 1, - .vbus_pin = {-EINVAL, -EINVAL}, - .overcurrent_pin= {-EINVAL, -EINVAL}, -}; - -/* - * SD/MC - */ -static struct mci_platform_data __initdata rsi_ews_mci0_data = { - .slot[0] = { - .bus_width = 4, - .detect_pin = AT91_PIN_PB27, - .wp_pin = AT91_PIN_PB29, - }, -}; - -/* - * I2C - */ -static struct i2c_board_info rsi_ews_i2c_devices[] __initdata = { - { - I2C_BOARD_INFO("ds1337", 0x68), - }, - { - I2C_BOARD_INFO("24c01", 0x50), - } -}; - -/* - * LEDs - */ -static struct gpio_led rsi_ews_leds[] = { - { - .name = "led0", - .gpio = AT91_PIN_PB6, - .active_low = 0, - }, - { - .name = "led1", - .gpio = AT91_PIN_PB7, - .active_low = 0, - }, - { - .name = "led2", - .gpio = AT91_PIN_PB8, - .active_low = 0, - }, - { - .name = "led3", - .gpio = AT91_PIN_PB9, - .active_low = 0, - }, -}; - -/* - * DataFlash - */ -static struct spi_board_info rsi_ews_spi_devices[] = { - { /* DataFlash chip 1*/ - .modalias = "mtd_dataflash", - .chip_select = 0, - .max_speed_hz = 5 * 1000 * 1000, - }, - { /* DataFlash chip 2*/ - .modalias = "mtd_dataflash", - .chip_select = 1, - .max_speed_hz = 5 * 1000 * 1000, - }, -}; - -/* - * NOR flash - */ -static struct mtd_partition rsiews_nor_partitions[] = { - { - .name = "boot", - .offset = 0, - .size = 3 * SZ_128K, - .mask_flags = MTD_WRITEABLE - }, - { - .name = "kernel", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_2M - (3 * SZ_128K) - }, - { - .name = "root", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_8M - }, - { - .name = "kernelupd", - .offset = MTDPART_OFS_NXTBLK, - .size = 3 * SZ_512K, - .mask_flags = MTD_WRITEABLE - }, - { - .name = "rootupd", - .offset = MTDPART_OFS_NXTBLK, - .size = 9 * SZ_512K, - .mask_flags = MTD_WRITEABLE - }, -}; - -static struct physmap_flash_data rsiews_nor_data = { - .width = 2, - .parts = rsiews_nor_partitions, - .nr_parts = ARRAY_SIZE(rsiews_nor_partitions), -}; - -#define NOR_BASE AT91_CHIPSELECT_0 -#define NOR_SIZE SZ_16M - -static struct resource nor_flash_resources[] = { - { - .start = NOR_BASE, - .end = NOR_BASE + NOR_SIZE - 1, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device rsiews_nor_flash = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &rsiews_nor_data, - }, - .resource = nor_flash_resources, - .num_resources = ARRAY_SIZE(nor_flash_resources), -}; - -/* - * Init Func - */ -static void __init rsi_ews_board_init(void) -{ - /* Serial */ - /* DBGU on ttyS0. (Rx & Tx only) */ - /* This one is for debugging */ - at91_register_uart(0, 0, 0); - - /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ - /* Dialin/-out modem interface */ - at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS - | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD - | ATMEL_UART_RI); - - /* USART3 on ttyS4. (Rx, Tx, RTS) */ - /* RS485 communication */ - at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS); - at91_add_device_serial(); - at91_set_gpio_output(AT91_PIN_PA21, 0); - /* Ethernet */ - at91_add_device_eth(&rsi_ews_eth_data); - /* USB Host */ - at91_add_device_usbh(&rsi_ews_usbh_data); - /* I2C */ - at91_add_device_i2c(rsi_ews_i2c_devices, - ARRAY_SIZE(rsi_ews_i2c_devices)); - /* SPI */ - at91_add_device_spi(rsi_ews_spi_devices, - ARRAY_SIZE(rsi_ews_spi_devices)); - /* MMC */ - at91_add_device_mci(0, &rsi_ews_mci0_data); - /* NOR Flash */ - platform_device_register(&rsiews_nor_flash); - /* LEDs */ - at91_gpio_leds(rsi_ews_leds, ARRAY_SIZE(rsi_ews_leds)); -} - -MACHINE_START(RSI_EWS, "RSI EWS") - /* Maintainer: Josef Holzmayr <holzmayr@rsi-elektrotechnik.de> */ - .init_time = at91rm9200_timer_init, - .map_io = at91_map_io, - .handle_irq = at91_aic_handle_irq, - .init_early = rsi_ews_init_early, - .init_irq = at91_init_irq_default, - .init_machine = rsi_ews_board_init, -MACHINE_END diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 034529d801b2..d66f102c352a 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -962,6 +962,7 @@ static int __init at91_clock_reset(void) } at91_pmc_write(AT91_PMC_SCDR, scdr); + at91_pmc_write(AT91_PMC_PCDR, pcdr); if (cpu_is_sama5d3()) at91_pmc_write(AT91_PMC_PCDR1, pcdr1); diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 189d7c7e7f60..81959cf4a137 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -17,6 +17,7 @@ /* Map io */ extern void __init at91_map_io(void); +extern void __init at91_alt_map_io(void); extern void __init at91_init_sram(int bank, unsigned long base, unsigned int length); diff --git a/arch/arm/mach-at91/include/mach/at91_pio.h b/arch/arm/mach-at91/include/mach/at91_pio.h index 732b11c37f1a..7b7366253ceb 100644 --- a/arch/arm/mach-at91/include/mach/at91_pio.h +++ b/arch/arm/mach-at91/include/mach/at91_pio.h @@ -71,4 +71,10 @@ #define ABCDSR_PERIPH_C 0x2 #define ABCDSR_PERIPH_D 0x3 +#define SAMA5D3_PIO_DRIVER1 0x118 /*PIO Driver 1 register offset*/ +#define SAMA5D3_PIO_DRIVER2 0x11C /*PIO Driver 2 register offset*/ + +#define AT91SAM9X5_PIO_DRIVER1 0x114 /*PIO Driver 1 register offset*/ +#define AT91SAM9X5_PIO_DRIVER2 0x118 /*PIO Driver 2 register offset*/ + #endif diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h index 86c71debab5b..b27e9ca65653 100644 --- a/arch/arm/mach-at91/include/mach/cpu.h +++ b/arch/arm/mach-at91/include/mach/cpu.h @@ -36,7 +36,7 @@ #define ARCH_ID_AT91M40807 0x14080745 #define ARCH_ID_AT91R40008 0x44000840 -#define ARCH_ID_SAMA5D3 0x8A5C07C0 +#define ARCH_ID_SAMA5 0x8A5C07C0 #define ARCH_EXID_AT91SAM9M11 0x00000001 #define ARCH_EXID_AT91SAM9M10 0x00000002 @@ -49,12 +49,19 @@ #define ARCH_EXID_AT91SAM9G25 0x00000003 #define ARCH_EXID_AT91SAM9X25 0x00000004 +#define ARCH_EXID_SAMA5D3 0x00004300 #define ARCH_EXID_SAMA5D31 0x00444300 #define ARCH_EXID_SAMA5D33 0x00414300 #define ARCH_EXID_SAMA5D34 0x00414301 #define ARCH_EXID_SAMA5D35 0x00584300 #define ARCH_EXID_SAMA5D36 0x00004301 +#define ARCH_EXID_SAMA5D4 0x00000007 +#define ARCH_EXID_SAMA5D41 0x00000001 +#define ARCH_EXID_SAMA5D42 0x00000002 +#define ARCH_EXID_SAMA5D43 0x00000003 +#define ARCH_EXID_SAMA5D44 0x00000004 + #define ARCH_FAMILY_AT91X92 0x09200000 #define ARCH_FAMILY_AT91SAM9 0x01900000 #define ARCH_FAMILY_AT91SAM9XE 0x02900000 @@ -86,6 +93,9 @@ enum at91_soc_type { /* SAMA5D3 */ AT91_SOC_SAMA5D3, + /* SAMA5D4 */ + AT91_SOC_SAMA5D4, + /* Unknown type */ AT91_SOC_UNKNOWN, }; @@ -108,6 +118,10 @@ enum at91_soc_subtype { AT91_SOC_SAMA5D31, AT91_SOC_SAMA5D33, AT91_SOC_SAMA5D34, AT91_SOC_SAMA5D35, AT91_SOC_SAMA5D36, + /* SAMA5D4 */ + AT91_SOC_SAMA5D41, AT91_SOC_SAMA5D42, AT91_SOC_SAMA5D43, + AT91_SOC_SAMA5D44, + /* No subtype for this SoC */ AT91_SOC_SUBTYPE_NONE, @@ -211,6 +225,12 @@ static inline int at91_soc_is_detected(void) #define cpu_is_sama5d3() (0) #endif +#ifdef CONFIG_SOC_SAMA5D4 +#define cpu_is_sama5d4() (at91_soc_initdata.type == AT91_SOC_SAMA5D4) +#else +#define cpu_is_sama5d4() (0) +#endif + /* * Since this is ARM, we will never run on any AVR32 CPU. But these * definitions may reduce clutter in common drivers. diff --git a/arch/arm/mach-at91/include/mach/debug-macro.S b/arch/arm/mach-at91/include/mach/debug-macro.S index c6bb9e2d9baa..2103a90f2261 100644 --- a/arch/arm/mach-at91/include/mach/debug-macro.S +++ b/arch/arm/mach-at91/include/mach/debug-macro.S @@ -16,8 +16,11 @@ #if defined(CONFIG_AT91_DEBUG_LL_DBGU0) #define AT91_DBGU AT91_BASE_DBGU0 -#else +#elif defined(CONFIG_AT91_DEBUG_LL_DBGU1) #define AT91_DBGU AT91_BASE_DBGU1 +#else +/* On sama5d4, use USART3 as low level serial console */ +#define AT91_DBGU SAMA5D4_BASE_USART3 #endif .macro addruart, rp, rv, tmp diff --git a/arch/arm/mach-at91/include/mach/hardware.h b/arch/arm/mach-at91/include/mach/hardware.h index 56338245653a..c13797352688 100644 --- a/arch/arm/mach-at91/include/mach/hardware.h +++ b/arch/arm/mach-at91/include/mach/hardware.h @@ -19,8 +19,10 @@ /* DBGU base */ /* rm9200, 9260/9g20, 9261/9g10, 9rl */ #define AT91_BASE_DBGU0 0xfffff200 -/* 9263, 9g45 */ +/* 9263, 9g45, sama5d3 */ #define AT91_BASE_DBGU1 0xffffee00 +/* sama5d4 */ +#define AT91_BASE_DBGU2 0xfc069000 #if defined(CONFIG_ARCH_AT91X40) #include <mach/at91x40.h> @@ -34,6 +36,7 @@ #include <mach/at91sam9x5.h> #include <mach/at91sam9n12.h> #include <mach/sama5d3.h> +#include <mach/sama5d4.h> /* * On all at91 except rm9200 and x40 have the System Controller starts @@ -47,9 +50,15 @@ * and map the same memory space */ #define AT91_BASE_SYS 0xffffc000 + #endif /* + * On sama5d4 there is no system controller, we map some needed peripherals + */ +#define AT91_ALT_BASE_SYS 0xfc069000 + +/* * On all at91 have the Advanced Interrupt Controller starts at address * 0xfffff000 and the Power Management Controller starts at 0xfffffc00 */ @@ -69,23 +78,35 @@ */ #define AT91_IO_PHYS_BASE 0xFFF78000 #define AT91_IO_VIRT_BASE IOMEM(0xFF000000 - AT91_IO_SIZE) + +/* + * On sama5d4, remap the peripherals from address 0xFC069000 .. 0xFC06F000 + * to 0xFB069000 .. 0xFB06F000. (24Kb) + */ +#define AT91_ALT_IO_PHYS_BASE AT91_ALT_BASE_SYS +#define AT91_ALT_IO_VIRT_BASE IOMEM(0xFB069000) #else /* * Identity mapping for the non MMU case. */ #define AT91_IO_PHYS_BASE AT91_BASE_SYS #define AT91_IO_VIRT_BASE IOMEM(AT91_IO_PHYS_BASE) + +#define AT91_ALT_IO_PHYS_BASE AT91_ALT_BASE_SYS +#define AT91_ALT_IO_VIRT_BASE IOMEM(AT91_ALT_BASE_SYS) #endif #define AT91_IO_SIZE (0xFFFFFFFF - AT91_IO_PHYS_BASE + 1) /* Convert a physical IO address to virtual IO address */ #define AT91_IO_P2V(x) ((x) - AT91_IO_PHYS_BASE + AT91_IO_VIRT_BASE) +#define AT91_ALT_IO_P2V(x) ((x) - AT91_ALT_IO_PHYS_BASE + AT91_ALT_IO_VIRT_BASE) /* * Virtual to Physical Address mapping for IO devices. */ #define AT91_VA_BASE_SYS AT91_IO_P2V(AT91_BASE_SYS) +#define AT91_ALT_VA_BASE_SYS AT91_ALT_IO_P2V(AT91_ALT_BASE_SYS) /* Internal SRAM is mapped below the IO devices */ #define AT91_SRAM_MAX SZ_1M diff --git a/arch/arm/mach-at91/include/mach/sama5d4.h b/arch/arm/mach-at91/include/mach/sama5d4.h new file mode 100644 index 000000000000..f256a45d9854 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/sama5d4.h @@ -0,0 +1,33 @@ +/* + * Chip-specific header file for the SAMA5D4 family + * + * Copyright (C) 2013 Atmel Corporation, + * Nicolas Ferre <nicolas.ferre@atmel.com> + * + * Common definitions. + * Based on SAMA5D4 datasheet. + * + * Licensed under GPLv2 or later. + */ + +#ifndef SAMA5D4_H +#define SAMA5D4_H + +/* + * User Peripheral physical base addresses. + */ +#define SAMA5D4_BASE_USART3 0xfc00c000 /* (USART3 non-secure) Base Address */ +#define SAMA5D4_BASE_PMC 0xf0018000 /* (PMC) Base Address */ +#define SAMA5D4_BASE_MPDDRC 0xf0010000 /* (MPDDRC) Base Address */ +#define SAMA5D4_BASE_PIOD 0xfc068000 /* (PIOD) Base Address */ + +/* Some other peripherals */ +#define SAMA5D4_BASE_SYS2 SAMA5D4_BASE_PIOD + +/* + * Internal Memory. + */ +#define SAMA5D4_NS_SRAM_BASE 0x00210000 /* Internal SRAM base address Non-Secure */ +#define SAMA5D4_NS_SRAM_SIZE (64 * SZ_1K) /* Internal SRAM size Non-Secure part (64Kb) */ + +#endif diff --git a/arch/arm/mach-at91/include/mach/uncompress.h b/arch/arm/mach-at91/include/mach/uncompress.h index 4bb644f8e87c..acb2d890ad7e 100644 --- a/arch/arm/mach-at91/include/mach/uncompress.h +++ b/arch/arm/mach-at91/include/mach/uncompress.h @@ -94,7 +94,7 @@ static const u32 uarts_sam9x5[] = { 0, }; -static const u32 uarts_sama5[] = { +static const u32 uarts_sama5d3[] = { AT91_BASE_DBGU1, SAMA5D3_BASE_USART0, SAMA5D3_BASE_USART1, @@ -103,6 +103,12 @@ static const u32 uarts_sama5[] = { 0, }; +static const u32 uarts_sama5d4[] = { + AT91_BASE_DBGU2, + SAMA5D4_BASE_USART3, + 0, +}; + static inline const u32* decomp_soc_detect(void __iomem *dbgu_base) { u32 cidr, socid; @@ -134,8 +140,14 @@ static inline const u32* decomp_soc_detect(void __iomem *dbgu_base) case ARCH_ID_AT91SAM9X5: return uarts_sam9x5; - case ARCH_ID_SAMA5D3: - return uarts_sama5; + case ARCH_ID_SAMA5: + cidr = __raw_readl(dbgu_base + AT91_DBGU_EXID); + if (cidr & ARCH_EXID_SAMA5D3) + return uarts_sama5d3; + else if (cidr & ARCH_EXID_SAMA5D4) + return uarts_sama5d4; + + break; } /* at91sam9g10 */ @@ -156,9 +168,10 @@ static inline void arch_decomp_setup(void) const u32* usarts; usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU0); - if (!usarts) usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU1); + if (!usarts) + usarts = decomp_soc_detect((void __iomem *)AT91_BASE_DBGU2); if (!usarts) { at91_uart = NULL; return; diff --git a/arch/arm/mach-at91/sama5d4.c b/arch/arm/mach-at91/sama5d4.c new file mode 100644 index 000000000000..7638509639f4 --- /dev/null +++ b/arch/arm/mach-at91/sama5d4.c @@ -0,0 +1,64 @@ +/* + * Chip-specific setup code for the SAMA5D4 family + * + * Copyright (C) 2013 Atmel Corporation, + * Nicolas Ferre <nicolas.ferre@atmel.com> + * + * Licensed under GPLv2 or later. + */ + +#include <linux/module.h> +#include <linux/dma-mapping.h> +#include <linux/clk/at91_pmc.h> + +#include <asm/irq.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/sama5d4.h> +#include <mach/cpu.h> +#include <mach/hardware.h> + +#include "soc.h" +#include "generic.h" +#include "sam9_smc.h" + +/* -------------------------------------------------------------------- + * Processor initialization + * -------------------------------------------------------------------- */ +static struct map_desc at91_io_desc[] __initdata = { + { + .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC), + .pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC), + .length = SZ_512, + .type = MT_DEVICE, + }, + { + .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC), + .pfn = __phys_to_pfn(SAMA5D4_BASE_PMC), + .length = SZ_512, + .type = MT_DEVICE, + }, + { /* On sama5d4, we use USART3 as serial console */ + .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3), + .pfn = __phys_to_pfn(SAMA5D4_BASE_USART3), + .length = SZ_256, + .type = MT_DEVICE, + }, + { /* A bunch of peripheral with fine grained IO space */ + .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2), + .pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2), + .length = SZ_2K, + .type = MT_DEVICE, + }, +}; + + +static void __init sama5d4_map_io(void) +{ + iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc)); + at91_init_sram(0, SAMA5D4_NS_SRAM_BASE, SAMA5D4_NS_SRAM_SIZE); +} + +AT91_SOC_START(sama5d4) + .map_io = sama5d4_map_io, +AT91_SOC_END diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index 51c22a2fcea4..961079250b83 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -98,6 +98,13 @@ static struct map_desc at91_io_desc __initdata __maybe_unused = { .type = MT_DEVICE, }; +static struct map_desc at91_alt_io_desc __initdata __maybe_unused = { + .virtual = (unsigned long)AT91_ALT_VA_BASE_SYS, + .pfn = __phys_to_pfn(AT91_ALT_BASE_SYS), + .length = 24 * SZ_1K, + .type = MT_DEVICE, +}; + static void __init soc_detect(u32 dbgu_base) { u32 cidr, socid; @@ -160,9 +167,12 @@ static void __init soc_detect(u32 dbgu_base) at91_boot_soc = at91sam9n12_soc; break; - case ARCH_ID_SAMA5D3: - at91_soc_initdata.type = AT91_SOC_SAMA5D3; - at91_boot_soc = sama5d3_soc; + case ARCH_ID_SAMA5: + at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID); + if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) { + at91_soc_initdata.type = AT91_SOC_SAMA5D3; + at91_boot_soc = sama5d3_soc; + } break; } @@ -185,7 +195,8 @@ static void __init soc_detect(u32 dbgu_base) at91_soc_initdata.cidr = cidr; /* sub version of soc */ - at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID); + if (!at91_soc_initdata.exid) + at91_soc_initdata.exid = __raw_readl(AT91_IO_P2V(dbgu_base) + AT91_DBGU_EXID); if (at91_soc_initdata.type == AT91_SOC_SAM9G45) { switch (at91_soc_initdata.exid) { @@ -242,6 +253,54 @@ static void __init soc_detect(u32 dbgu_base) } } +static void __init alt_soc_detect(u32 dbgu_base) +{ + u32 cidr, socid; + + /* SoC ID */ + cidr = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_CIDR); + socid = cidr & ~AT91_CIDR_VERSION; + + switch (socid) { + case ARCH_ID_SAMA5: + at91_soc_initdata.exid = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_EXID); + if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D3) { + at91_soc_initdata.type = AT91_SOC_SAMA5D3; + at91_boot_soc = sama5d3_soc; + } else if (at91_soc_initdata.exid & ARCH_EXID_SAMA5D4) { + at91_soc_initdata.type = AT91_SOC_SAMA5D4; + at91_boot_soc = sama5d4_soc; + } + break; + } + + if (!at91_soc_is_detected()) + return; + + at91_soc_initdata.cidr = cidr; + + /* sub version of soc */ + if (!at91_soc_initdata.exid) + at91_soc_initdata.exid = __raw_readl(AT91_ALT_IO_P2V(dbgu_base) + AT91_DBGU_EXID); + + if (at91_soc_initdata.type == AT91_SOC_SAMA5D4) { + switch (at91_soc_initdata.exid) { + case ARCH_EXID_SAMA5D41: + at91_soc_initdata.subtype = AT91_SOC_SAMA5D41; + break; + case ARCH_EXID_SAMA5D42: + at91_soc_initdata.subtype = AT91_SOC_SAMA5D42; + break; + case ARCH_EXID_SAMA5D43: + at91_soc_initdata.subtype = AT91_SOC_SAMA5D43; + break; + case ARCH_EXID_SAMA5D44: + at91_soc_initdata.subtype = AT91_SOC_SAMA5D44; + break; + } + } +} + static const char *soc_name[] = { [AT91_SOC_RM9200] = "at91rm9200", [AT91_SOC_SAM9260] = "at91sam9260", @@ -254,6 +313,7 @@ static const char *soc_name[] = { [AT91_SOC_SAM9X5] = "at91sam9x5", [AT91_SOC_SAM9N12] = "at91sam9n12", [AT91_SOC_SAMA5D3] = "sama5d3", + [AT91_SOC_SAMA5D4] = "sama5d4", [AT91_SOC_UNKNOWN] = "Unknown", }; @@ -281,6 +341,10 @@ static const char *soc_subtype_name[] = { [AT91_SOC_SAMA5D34] = "sama5d34", [AT91_SOC_SAMA5D35] = "sama5d35", [AT91_SOC_SAMA5D36] = "sama5d36", + [AT91_SOC_SAMA5D41] = "sama5d41", + [AT91_SOC_SAMA5D42] = "sama5d42", + [AT91_SOC_SAMA5D43] = "sama5d43", + [AT91_SOC_SAMA5D44] = "sama5d44", [AT91_SOC_SUBTYPE_NONE] = "None", [AT91_SOC_SUBTYPE_UNKNOWN] = "Unknown", }; @@ -319,6 +383,31 @@ void __init at91_map_io(void) at91_boot_soc.map_io(); } +void __init at91_alt_map_io(void) +{ + /* Map peripherals */ + iotable_init(&at91_alt_io_desc, 1); + + at91_soc_initdata.type = AT91_SOC_UNKNOWN; + at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_UNKNOWN; + + alt_soc_detect(AT91_BASE_DBGU2); + if (!at91_soc_is_detected()) + panic("AT91: Impossible to detect the SOC type"); + + pr_info("AT91: Detected soc type: %s\n", + at91_get_soc_type(&at91_soc_initdata)); + if (at91_soc_initdata.subtype != AT91_SOC_SUBTYPE_NONE) + pr_info("AT91: Detected soc subtype: %s\n", + at91_get_soc_subtype(&at91_soc_initdata)); + + if (!at91_soc_is_enabled()) + panic("AT91: Soc not enabled"); + + if (at91_boot_soc.map_io) + at91_boot_soc.map_io(); +} + void __iomem *at91_matrix_base; EXPORT_SYMBOL_GPL(at91_matrix_base); diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h index 2886b83dd0df..9a8fd97a8bef 100644 --- a/arch/arm/mach-at91/soc.h +++ b/arch/arm/mach-at91/soc.h @@ -26,6 +26,7 @@ extern struct at91_init_soc at91sam9rl_soc; extern struct at91_init_soc at91sam9x5_soc; extern struct at91_init_soc at91sam9n12_soc; extern struct at91_init_soc sama5d3_soc; +extern struct at91_init_soc sama5d4_soc; #define AT91_SOC_START(_name) \ struct at91_init_soc __initdata _name##_soc \ @@ -76,3 +77,7 @@ static inline int at91_soc_is_enabled(void) #if !defined(CONFIG_SOC_SAMA5D3) #define sama5d3_soc at91_boot_soc #endif + +#if !defined(CONFIG_SOC_SAMA5D4) +#define sama5d4_soc at91_boot_soc +#endif |