From d9bd42900c6b7de752149d99fe6e6a8114e28259 Mon Sep 17 00:00:00 2001 From: Ilko Iliev Date: Wed, 3 Apr 2019 16:50:30 +0200 Subject: board: pm9g45: Migrate to CONFIG_DM Migrate the following options to CONFIG_DM: CONFIG_DM_GPIO CONFIG_DM_MMC CONFIG_DM_ETH CONFIG_DM_SERIAL CONFIG_DM_USB Signed-off-by: Ilko Iliev --- include/configs/pm9g45.h | 173 +++++++++++++++++++++++++---------------------- 1 file changed, 91 insertions(+), 82 deletions(-) (limited to 'include') diff --git a/include/configs/pm9g45.h b/include/configs/pm9g45.h index 46b80308949..e34873cea7d 100644 --- a/include/configs/pm9g45.h +++ b/include/configs/pm9g45.h @@ -15,110 +15,119 @@ #ifndef __CONFIG_H #define __CONFIG_H -/* - * SoC must be defined first, before hardware.h is included. - * In this case SoC is defined in boards.cfg. - */ -#include - -#define CONFIG_SYS_AT91_CPU_NAME "AT91SAM9G45" - -#define CONFIG_MACH_TYPE MACH_TYPE_PM9G45 - /* ARM asynchronous clock */ -#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ -#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ - -#define CONFIG_ARCH_CPU_INIT - -#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ -#define CONFIG_SETUP_MEMORY_TAGS 1 -#define CONFIG_INITRD_TAG 1 +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 +#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG #define CONFIG_SKIP_LOWLEVEL_INIT -/* - * Hardware drivers - */ -#define CONFIG_AT91_GPIO 1 -#define CONFIG_ATMEL_USART 1 -#define CONFIG_USART_BASE ATMEL_BASE_DBGU -#define CONFIG_USART_ID ATMEL_ID_SYS - -#define CONFIG_SYS_USE_NANDFLASH 1 - -/* LED */ -#define CONFIG_AT91_LED -#define CONFIG_RED_LED GPIO_PIN_PD(31) /* this is the user1 led */ -#define CONFIG_GREEN_LED GPIO_PIN_PD(0) /* this is the user2 led */ - +/* general purpose I/O */ +#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ /* * BOOTP options */ -#define CONFIG_BOOTP_BOOTFILESIZE 1 - -#define CONFIG_JFFS2_CMDLINE 1 -#define CONFIG_JFFS2_NAND 1 -#define CONFIG_JFFS2_DEV "nand0" /* NAND dev jffs2 lives on */ -#define CONFIG_JFFS2_PART_OFFSET 0 /* start of jffs2 partition */ -#define CONFIG_JFFS2_PART_SIZE (256 * 1024 * 1024) /* partition */ +#define CONFIG_BOOTP_BOOTFILESIZE /* SDRAM */ -#define PHYS_SDRAM 0x70000000 -#define PHYS_SDRAM_SIZE 0x08000000 /* 128 megs */ +#define CONFIG_SYS_SDRAM_BASE 0x70000000 +#define CONFIG_SYS_SDRAM_SIZE 0x08000000 + +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) /* NAND flash */ #ifdef CONFIG_CMD_NAND -#define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define CONFIG_SYS_NAND_BASE 0x40000000 -#define CONFIG_SYS_NAND_DBW_8 1 +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 +#define CONFIG_SYS_NAND_DBW_8 /* our ALE is AD21 */ -#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) +#define CONFIG_SYS_NAND_MASK_ALE BIT(21) /* our CLE is AD22 */ -#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) -#define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PC(14) -#define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(3) - +#define CONFIG_SYS_NAND_MASK_CLE BIT(22) +#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 +#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD3 +#define CONFIG_SYS_NAND_DRIVER_ECC_LAYOUT #endif /* Ethernet */ -#define CONFIG_MACB 1 -#define CONFIG_RMII 1 -#define CONFIG_NET_RETRY_COUNT 20 -#define CONFIG_RESET_PHY_R 1 - -/* USB */ -#define CONFIG_USB_ATMEL -#define CONFIG_USB_ATMEL_CLK_SEL_UPLL -#define CONFIG_USB_OHCI_NEW 1 -#define CONFIG_SYS_USB_OHCI_CPU_INIT 1 -#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00700000 /* _UHP_OHCI_BASE */ -#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9g45" -#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 - -/* board specific(not enough SRAM) */ -#define CONFIG_AT91SAM9G45_LCD_BASE PHYS_SDRAM + 0xE00000 - -#define CONFIG_SYS_LOAD_ADDR PHYS_SDRAM + 0x2000000 /* load addr */ - -#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM -#define CONFIG_SYS_MEMTEST_END CONFIG_AT91SAM9G45_LCD_BASE - -/* bootstrap + u-boot + env + linux in nandflash */ -#define CONFIG_ENV_OFFSET 0x60000 -#define CONFIG_ENV_OFFSET_REDUND 0x80000 -#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ -#define CONFIG_BOOTCOMMAND "nand read 0x72000000 0x200000 0x200000; bootm" +#define CONFIG_RESET_PHY_R +#define CONFIG_AT91_WANTS_COMMON_PHY + +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ + +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_END 0x23e00000 + +#ifdef CONFIG_NAND_BOOT +/* bootstrap + u-boot + env in nandflash */ +#define CONFIG_ENV_OFFSET 0x140000 +#define CONFIG_ENV_OFFSET_REDUND 0x100000 +#define CONFIG_ENV_SIZE 0x20000 + +#define CONFIG_BOOTCOMMAND \ + "nand read 0x70000000 0x200000 0x300000;" \ + "bootm 0x70000000" +#elif CONFIG_SD_BOOT +/* bootstrap + u-boot + env + linux in mmc */ +#define CONFIG_ENV_SIZE 0x4000 + +#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x71000000 dtb; " \ + "fatload mmc 0:1 0x72000000 zImage; " \ + "bootz 0x72000000 - 0x71000000" +#endif /* * Size of malloc() pool */ -#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024,\ - 0x1000) +#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ + 128 * 1024, 0x1000) + +/* Defines for SPL */ +#define CONFIG_SPL_TEXT_BASE 0x300000 +#define CONFIG_SPL_MAX_SIZE 0x010000 +#define CONFIG_SPL_STACK 0x310000 + +#define CONFIG_SYS_MONITOR_LEN 0x80000 + +#ifdef CONFIG_SD_BOOT + +#define CONFIG_SPL_BSS_START_ADDR 0x70000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 +#define CONFIG_SYS_SPL_MALLOC_START 0x70080000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 + +#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" + +#elif CONFIG_NAND_BOOT +#define CONFIG_SPL_NAND_DRIVERS +#define CONFIG_SPL_NAND_BASE +#define CONFIG_SPL_NAND_ECC +#define CONFIG_SPL_NAND_SOFTECC +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 +#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 +#define CONFIG_SYS_NAND_5_ADDR_CYCLE + +#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 +#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 +#define CONFIG_SYS_NAND_PAGE_COUNT 64 +#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS +#define CONFIG_SYS_NAND_ECCSIZE 256 +#define CONFIG_SYS_NAND_ECCBYTES 3 +#define CONFIG_SYS_NAND_OOBSIZE 64 +#define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \ + 48, 49, 50, 51, 52, 53, 54, 55, \ + 56, 57, 58, 59, 60, 61, 62, 63, } +#endif -#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM -#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SPL_ATMEL_SIZE +#define CONFIG_SYS_MASTER_CLOCK 132096000 +#define CONFIG_SYS_AT91_PLLA 0x20c73f03 +#define CONFIG_SYS_MCKR 0x1301 +#define CONFIG_SYS_MCKR_CSS 0x1302 #endif -- cgit v1.3.1 From 7fbd42f5afc4425ac137b06f46062483f9809327 Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Tue, 2 Apr 2019 10:57:18 +0200 Subject: watchdog: Handle SPL build with watchdog disabled MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds some checks, so that the watchdog can be enabled in main U-Boot proper but can be disabled in SPL. This will be used by some AT91SAM based boards, which might enable the watchdog in the main U-Boot proper and not in SPL. It will be enabled in SPL by default there, so no need to configure it there. This approach saves some space in SPL. Signed-off-by: Stefan Roese Cc: Heiko Schocher Cc: Andreas Bießmann Cc: Eugen Hristev Reviewed-by: Heiko Schocher Tested on the taurus board: Tested-by: Heiko Schocher --- include/watchdog.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/watchdog.h b/include/watchdog.h index 14073cfdd2f..3a357de903f 100644 --- a/include/watchdog.h +++ b/include/watchdog.h @@ -51,9 +51,15 @@ int init_func_watchdog_reset(void); #if defined(__ASSEMBLY__) #define WATCHDOG_RESET bl watchdog_reset #else - extern void watchdog_reset(void); + /* Don't require the watchdog to be enabled in SPL */ + #if defined(CONFIG_SPL_BUILD) && \ + !defined(CONFIG_SPL_WATCHDOG_SUPPORT) + #define WATCHDOG_RESET() {} + #else + extern void watchdog_reset(void); - #define WATCHDOG_RESET watchdog_reset + #define WATCHDOG_RESET watchdog_reset + #endif #endif #else /* -- cgit v1.3.1 From fc89afba11ab5f4e80bec5848c4f47852aa7c97b Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Tue, 2 Apr 2019 10:57:25 +0200 Subject: arm: at91: siemens: Add support to generate combined SPL+U-Boot image MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds the necessary defines to the Siemens AT91SAM based boards (smartweb, corvus and taurus) to generate the combined binary image with SPL and main U-Boot image combined (u-boot-with-spl.bin). Signed-off-by: Stefan Roese Cc: Heiko Schocher Cc: Andreas Bießmann Cc: Eugen Hristev Reviewed-by: Heiko Schocher Tested on the taurus board: Tested-by: Heiko Schocher --- include/configs/corvus.h | 3 +++ include/configs/smartweb.h | 4 ++++ include/configs/taurus.h | 3 +++ 3 files changed, 10 insertions(+) (limited to 'include') diff --git a/include/configs/corvus.h b/include/configs/corvus.h index 5dd5c28e08a..749a67d4b08 100644 --- a/include/configs/corvus.h +++ b/include/configs/corvus.h @@ -139,4 +139,7 @@ #define CONFIG_SYS_MCKR 0x1301 #define CONFIG_SYS_MCKR_CSS 0x1302 +#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS +#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO + #endif diff --git a/include/configs/smartweb.h b/include/configs/smartweb.h index 28af575bf20..f95b29480d7 100644 --- a/include/configs/smartweb.h +++ b/include/configs/smartweb.h @@ -221,4 +221,8 @@ #define CONFIG_SYS_ICACHE_OFF #define CONFIG_SYS_DCACHE_OFF #endif + +#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS +#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO + #endif /* __CONFIG_H */ diff --git a/include/configs/taurus.h b/include/configs/taurus.h index 1d245779934..3582eb2edff 100644 --- a/include/configs/taurus.h +++ b/include/configs/taurus.h @@ -173,4 +173,7 @@ #define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR) #define CONFIG_SYS_AT91_PLLB 0x10193F05 +#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS +#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO + #endif -- cgit v1.3.1 From a71e2f933bbd482b8c054dd40eddf43618e3d22a Mon Sep 17 00:00:00 2001 From: Stefan Roese Date: Tue, 2 Apr 2019 10:57:27 +0200 Subject: arm: at91: Add gardena-gateway-at91sam support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The GARDENA smart Gateway boards are equipped with an Atmel / Microchip AT91SAM9G25 SoC and with 128 MiB of RAM and 256 MiB of NAND storage. This patch adds support for this board including SPL support. Therefore the AT91Boostrap is not needed on this platform any more. Signed-off-by: Stefan Roese Cc: Heiko Schocher Cc: Andreas Bießmann Cc: Eugen Hristev Reviewed-by: Heiko Schocher --- arch/arm/dts/Makefile | 3 + .../at91sam9g25-gardena-smart-gateway-u-boot.dtsi | 5 + arch/arm/dts/at91sam9g25-gardena-smart-gateway.dts | 120 ++++++++++++++++++ arch/arm/mach-at91/Kconfig | 8 ++ board/gardena/smart-gateway-at91sam/Kconfig | 12 ++ board/gardena/smart-gateway-at91sam/MAINTAINERS | 7 ++ board/gardena/smart-gateway-at91sam/Makefile | 7 ++ board/gardena/smart-gateway-at91sam/board.c | 59 +++++++++ board/gardena/smart-gateway-at91sam/spl.c | 135 +++++++++++++++++++++ configs/gardena-smart-gateway-at91sam_defconfig | 83 +++++++++++++ include/configs/gardena-smart-gateway-at91sam.h | 88 ++++++++++++++ 11 files changed, 527 insertions(+) create mode 100644 arch/arm/dts/at91sam9g25-gardena-smart-gateway-u-boot.dtsi create mode 100644 arch/arm/dts/at91sam9g25-gardena-smart-gateway.dts create mode 100644 board/gardena/smart-gateway-at91sam/Kconfig create mode 100644 board/gardena/smart-gateway-at91sam/MAINTAINERS create mode 100644 board/gardena/smart-gateway-at91sam/Makefile create mode 100644 board/gardena/smart-gateway-at91sam/board.c create mode 100644 board/gardena/smart-gateway-at91sam/spl.c create mode 100644 configs/gardena-smart-gateway-at91sam_defconfig create mode 100644 include/configs/gardena-smart-gateway-at91sam.h (limited to 'include') diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index e148e96455f..930b7e03db0 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -609,6 +609,9 @@ dtb-$(CONFIG_TARGET_AT91SAM9X5EK) += \ dtb-$(CONFIG_TARGET_AT91SAM9N12EK) += at91sam9n12ek.dtb +dtb-$(CONFIG_TARGET_GARDENA_SMART_GATEWAY_AT91SAM) += \ + at91sam9g25-gardena-smart-gateway.dtb + dtb-$(CONFIG_TARGET_ETHERNUT5) += ethernut5.dtb dtb-$(CONFIG_TARGET_USB_A9263) += usb_a9263.dtb diff --git a/arch/arm/dts/at91sam9g25-gardena-smart-gateway-u-boot.dtsi b/arch/arm/dts/at91sam9g25-gardena-smart-gateway-u-boot.dtsi new file mode 100644 index 00000000000..732dee6c0eb --- /dev/null +++ b/arch/arm/dts/at91sam9g25-gardena-smart-gateway-u-boot.dtsi @@ -0,0 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0+ + +&dbgu { + u-boot,dm-pre-reloc; +}; diff --git a/arch/arm/dts/at91sam9g25-gardena-smart-gateway.dts b/arch/arm/dts/at91sam9g25-gardena-smart-gateway.dts new file mode 100644 index 00000000000..e2f8d8047e0 --- /dev/null +++ b/arch/arm/dts/at91sam9g25-gardena-smart-gateway.dts @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Device Tree file for the GARDENA smart Gateway (AT91SAM) + * + * Copyright (C) 2012 Atmel, + * 2012 Nicolas Ferre + */ + +/dts-v1/; + +#include "at91sam9g25.dtsi" + +/ { + model = "GARDENA smart Gateway (AT91SAM)"; + compatible = "gardena,smart-gateway-at91sam", "atmel,at91sam9"; + + aliases { + serial0 = &dbgu; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory { + reg = <0x20000000 0x8000000>; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <12000000>; + }; + }; + + leds { + compatible = "gpio-leds"; + + power_blue { + label = "smartgw:power:blue"; + gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + power_green { + label = "smartgw:power:green"; + gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; + default-state = "on"; + }; + + power_red { + label = "smartgw:power:red"; + gpios = <&pioC 19 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + radio_blue { + label = "smartgw:radio:blue"; + gpios = <&pioC 18 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + radio_green { + label = "smartgw:radio:green"; + gpios = <&pioC 17 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + radio_red { + label = "smartgw:radio:red"; + gpios = <&pioC 16 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + internet_blue { + label = "smartgw:internet:blue"; + gpios = <&pioC 15 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + internet_green { + label = "smartgw:internet:green"; + gpios = <&pioC 14 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + internet_red { + label = "smartgw:internet:red"; + gpios = <&pioC 13 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + }; +}; + +&dbgu { + status = "okay"; +}; + +&macb0 { + phy-mode = "rmii"; + status = "okay"; +}; + +&nand0 { + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + atmel,has-pmecc; /* Enable PMECC */ + atmel,pmecc-cap = <2>; + atmel,pmecc-sector-size = <512>; + nand-on-flash-bbt; + status = "okay"; +}; + +&watchdog { + status = "okay"; + timeout-sec = <16>; +}; diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index a6329dc0220..a089e9439ec 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -147,6 +147,13 @@ config TARGET_AT91SAM9X5EK select BOARD_LATE_INIT select SUPPORT_SPL +config TARGET_GARDENA_SMART_GATEWAY_AT91SAM + bool "GARDENA smart Gateway (AT91SAM)" + select AT91SAM9X5 + select BOARD_EARLY_INIT_F + select BOARD_LATE_INIT + select SUPPORT_SPL + config TARGET_SAMA5D2_PTC_EK bool "SAMA5D2 PTC EK board" select BOARD_EARLY_INIT_F @@ -283,6 +290,7 @@ source "board/bluewater/snapper9260/Kconfig" source "board/calao/usb_a9263/Kconfig" source "board/egnite/ethernut5/Kconfig" source "board/esd/meesc/Kconfig" +source "board/gardena/smart-gateway-at91sam/Kconfig" source "board/l+g/vinco/Kconfig" source "board/mini-box/picosam9g45/Kconfig" source "board/ronetix/pm9261/Kconfig" diff --git a/board/gardena/smart-gateway-at91sam/Kconfig b/board/gardena/smart-gateway-at91sam/Kconfig new file mode 100644 index 00000000000..ea2b5ff4e60 --- /dev/null +++ b/board/gardena/smart-gateway-at91sam/Kconfig @@ -0,0 +1,12 @@ +if TARGET_GARDENA_SMART_GATEWAY_AT91SAM + +config SYS_BOARD + default "smart-gateway-at91sam" + +config SYS_VENDOR + default "gardena" + +config SYS_CONFIG_NAME + default "gardena-smart-gateway-at91sam" + +endif diff --git a/board/gardena/smart-gateway-at91sam/MAINTAINERS b/board/gardena/smart-gateway-at91sam/MAINTAINERS new file mode 100644 index 00000000000..a5e4c71b824 --- /dev/null +++ b/board/gardena/smart-gateway-at91sam/MAINTAINERS @@ -0,0 +1,7 @@ +GARDENA_SMART_GATEWAY_AT91SAM BOARD +M: Stefan Roese +S: Maintained +F: board/gardena/smart-gateway-at91sam/ +F: include/configs/gardena-smart-gateway-at91sam.h +F: configs/gardena-smart-gateway-at91sam_defconfig +F: arch/arm/dts/gardena-smart-gateway-at91sam.dts diff --git a/board/gardena/smart-gateway-at91sam/Makefile b/board/gardena/smart-gateway-at91sam/Makefile new file mode 100644 index 00000000000..a2ed79fd06c --- /dev/null +++ b/board/gardena/smart-gateway-at91sam/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-y += board.o + +ifdef CONFIG_SPL_BUILD +obj-y += spl.o +endif diff --git a/board/gardena/smart-gateway-at91sam/board.c b/board/gardena/smart-gateway-at91sam/board.c new file mode 100644 index 00000000000..6a1389eb05e --- /dev/null +++ b/board/gardena/smart-gateway-at91sam/board.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2012 Atmel Corporation + * Copyright (C) 2019 Stefan Roese + */ + +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static void at91_prepare_cpu_var(void) +{ + env_set("cpu", get_cpu_name()); +} + +int board_late_init(void) +{ + at91_prepare_cpu_var(); + + if (IS_ENABLED(CONFIG_LED)) + led_default_state(); + + return 0; +} + +#ifdef CONFIG_DEBUG_UART_BOARD_INIT +void board_debug_uart_init(void) +{ + at91_seriald_hw_init(); +} +#endif + +int board_early_init_f(void) +{ +#ifdef CONFIG_DEBUG_UART + debug_uart_init(); +#endif + return 0; +} + +int board_init(void) +{ + /* Address of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + + return 0; +} + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE); + + return 0; +} diff --git a/board/gardena/smart-gateway-at91sam/spl.c b/board/gardena/smart-gateway-at91sam/spl.c new file mode 100644 index 00000000000..3ab6760df73 --- /dev/null +++ b/board/gardena/smart-gateway-at91sam/spl.c @@ -0,0 +1,135 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2012 Atmel Corporation + * Copyright (C) 2019 Stefan Roese + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +static void at91sam9x5ek_nand_hw_init(void) +{ + struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; + struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; + unsigned long csa; + + /* Enable CS3 */ + csa = readl(&matrix->ebicsa); + csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA; + + /* NAND flash on D16 */ + csa |= AT91_MATRIX_NFD0_ON_D16; + + /* Configure IO drive */ + csa &= ~AT91_MATRIX_EBI_EBI_IOSR_NORMAL; + + writel(csa, &matrix->ebicsa); + + /* Configure SMC CS3 for NAND/SmartMedia */ + writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | + AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), + &smc->cs[3].setup); + writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(5) | + AT91_SMC_PULSE_NRD(4) | AT91_SMC_PULSE_NCS_RD(6), + &smc->cs[3].pulse); + writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(6), + &smc->cs[3].cycle); + writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | + AT91_SMC_MODE_EXNW_DISABLE | +#ifdef CONFIG_SYS_NAND_DBW_16 + AT91_SMC_MODE_DBW_16 | +#else /* CONFIG_SYS_NAND_DBW_8 */ + AT91_SMC_MODE_DBW_8 | +#endif + AT91_SMC_MODE_TDF_CYCLE(1), + &smc->cs[3].mode); + + at91_periph_clk_enable(ATMEL_ID_PIOCD); + + /* Configure RDY/BSY */ + at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); + + /* Enable NandFlash */ + at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); + + at91_pio3_set_a_periph(AT91_PIO_PORTD, 0, 1); /* NAND OE */ + at91_pio3_set_a_periph(AT91_PIO_PORTD, 1, 1); /* NAND WE */ + at91_pio3_set_a_periph(AT91_PIO_PORTD, 2, 1); /* NAND ALE */ + at91_pio3_set_a_periph(AT91_PIO_PORTD, 3, 1); /* NAND CLE */ + at91_pio3_set_a_periph(AT91_PIO_PORTD, 6, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 7, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 8, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 9, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 10, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 11, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 12, 1); + at91_pio3_set_a_periph(AT91_PIO_PORTD, 13, 1); +} + +void at91_spl_board_init(void) +{ + at91sam9x5ek_nand_hw_init(); +} + +static void ddr2_conf(struct atmel_mpddrc_config *ddr2) +{ + ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM); + + ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 | + ATMEL_MPDDRC_CR_NR_ROW_13 | + ATMEL_MPDDRC_CR_CAS_DDR_CAS3 | + ATMEL_MPDDRC_CR_NB_8BANKS | + ATMEL_MPDDRC_CR_DECOD_INTERLEAVED); + + ddr2->rtr = 0x411; + + ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET | + 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET); + + ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET | + 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET | + 19 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET | + 18 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET); + + ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET | + 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET | + 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET | + 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET | + 2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET); +} + +void mem_init(void) +{ + struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + struct atmel_mpddrc_config ddr2; + unsigned long csa; + + ddr2_conf(&ddr2); + + /* Enable DDR2 clock */ + writel(AT91_PMC_DDR, &pmc->scer); + + /* Chip select 1 is for DDR2/SDRAM */ + csa = readl(&matrix->ebicsa); + csa |= AT91_MATRIX_EBI_CS1A_SDRAMC; + csa &= ~AT91_MATRIX_EBI_DBPU_OFF; + csa |= AT91_MATRIX_EBI_DBPD_OFF; + csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL; + writel(csa, &matrix->ebicsa); + + /* DDRAM2 Controller initialize */ + ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2); +} diff --git a/configs/gardena-smart-gateway-at91sam_defconfig b/configs/gardena-smart-gateway-at91sam_defconfig new file mode 100644 index 00000000000..b395a5a175d --- /dev/null +++ b/configs/gardena-smart-gateway-at91sam_defconfig @@ -0,0 +1,83 @@ +CONFIG_ARM=y +CONFIG_SYS_THUMB_BUILD=y +CONFIG_ARCH_AT91=y +CONFIG_SYS_TEXT_BASE=0x22900000 +CONFIG_TARGET_GARDENA_SMART_GATEWAY_AT91SAM=y +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_SPL_SERIAL_SUPPORT=y +CONFIG_SPL_SYS_MALLOC_F_LEN=0x1000 +CONFIG_SPL=y +CONFIG_DEBUG_UART_BOARD_INIT=y +CONFIG_DEBUG_UART_BASE=0xfffff200 +CONFIG_DEBUG_UART_CLOCK=132000000 +CONFIG_SMBIOS_PRODUCT_NAME="at91sam9x5ek" +CONFIG_DEBUG_UART=y +CONFIG_NR_DRAM_BANKS=1 +CONFIG_FIT=y +CONFIG_NAND_BOOT=y +CONFIG_BOOTDELAY=3 +CONFIG_USE_BOOTARGS=y +CONFIG_BOOTARGS="console=ttyS0,115200 earlyprintk mtdparts=atmel_nand:256k(bootstrap)ro,768k(uboot)ro,256k(env_redundant),256k(env),512k(dtb),6M(kernel)ro,-(rootfs) rootfstype=ubifs ubi.mtd=6 root=ubi0:rootfs rw" +CONFIG_SYS_CONSOLE_IS_IN_ENV=y +CONFIG_SYS_CONSOLE_INFO_QUIET=y +CONFIG_ARCH_EARLY_INIT_R=y +CONFIG_SPL_SYS_MALLOC_SIMPLE=y +CONFIG_SPL_SEPARATE_BSS=y +# CONFIG_TPL_BANNER_PRINT is not set +# CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR is not set +CONFIG_SPL_NAND_SUPPORT=y +CONFIG_HUSH_PARSER=y +CONFIG_CMD_BOOTZ=y +CONFIG_CMD_DM=y +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y +CONFIG_CMD_MTD=y +CONFIG_CMD_NAND=y +# CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_TIME=y +CONFIG_CMD_FAT=y +CONFIG_CMD_MTDPARTS=y +CONFIG_MTDIDS_DEFAULT="nand0=nand0" +CONFIG_MTDPARTS_DEFAULT="nand0:1536k(uboot),1024k(unused),512k(dtb_old),4608k(kernel_old),86528k(ubi),-(rootfs_old)" +CONFIG_CMD_UBI=y +CONFIG_OF_CONTROL=y +CONFIG_SPL_OF_CONTROL=y +CONFIG_DEFAULT_DEVICE_TREE="at91sam9g25-gardena-smart-gateway" +CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clocks clock-names interrupts interrupt-parent interrupts-extended dmas dma-names" +CONFIG_ENV_IS_IN_UBI=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_DM=y +CONFIG_SPL_DM=y +CONFIG_BLK=y +CONFIG_CLK=y +CONFIG_CLK_AT91=y +CONFIG_DM_GPIO=y +CONFIG_AT91_GPIO=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +# CONFIG_MMC is not set +CONFIG_NAND_ATMEL=y +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y +# CONFIG_CONFIG_UBI_SILENCE_MSG is not set +CONFIG_DM_ETH=y +CONFIG_MACB=y +CONFIG_PINCTRL=y +CONFIG_PINCTRL_AT91=y +CONFIG_DM_SERIAL=y +CONFIG_DEBUG_UART_ATMEL=y +CONFIG_ATMEL_USART=y +CONFIG_TIMER=y +CONFIG_SPL_TIMER=y +CONFIG_ATMEL_PIT_TIMER=y +# CONFIG_SYS_WHITE_ON_BLACK is not set +CONFIG_WATCHDOG=y +CONFIG_WDT=y +CONFIG_WDT_AT91=y +# CONFIG_UBIFS_SILENCE_MSG is not set +CONFIG_USE_TINY_PRINTF=y diff --git a/include/configs/gardena-smart-gateway-at91sam.h b/include/configs/gardena-smart-gateway-at91sam.h new file mode 100644 index 00000000000..e9a06e6d003 --- /dev/null +++ b/include/configs/gardena-smart-gateway-at91sam.h @@ -0,0 +1,88 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2012 Atmel Corporation + * Copyright (C) 2019 Stefan Roese + * + * Configuation settings for the GARDENA smart Gateway (AT91SAM9G25) + */ + +#ifndef __CONFIG_H__ +#define __CONFIG_H__ + +/* ARM asynchronous clock */ +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 +#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SKIP_LOWLEVEL_INIT +#endif +#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY + +/* general purpose I/O */ +#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ + +/* SDRAM */ +#define CONFIG_SYS_SDRAM_BASE 0x20000000 +#define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */ + +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) + +#define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024) + +/* NAND flash */ +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_BASE 0x40000000 +#define CONFIG_SYS_NAND_DBW_8 1 +/* our ALE is AD21 */ +#define CONFIG_SYS_NAND_MASK_ALE BIT(21) +/* our CLE is AD22 */ +#define CONFIG_SYS_NAND_MASK_CLE BIT(22) +#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4 +#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5 + +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ + +/* environment organization */ +#define CONFIG_ENV_UBI_PART "ubi" +#define CONFIG_ENV_UBI_VOLUME "env" +#define CONFIG_ENV_UBI_VOLUME_REDUND "env_r" +#define CONFIG_ENV_SIZE (64 << 10) + +/* SPL */ +#define CONFIG_SPL_TEXT_BASE 0x300000 +#define CONFIG_SPL_MAX_SIZE 0x7000 +#define CONFIG_SPL_STACK 0x308000 + +#define CONFIG_SPL_BSS_START_ADDR 0x20000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 +#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 + +#define CONFIG_SYS_MONITOR_LEN (512 << 10) + +#define CONFIG_SYS_MASTER_CLOCK 132096000 +#define CONFIG_SYS_AT91_PLLA 0x20c73f03 +#define CONFIG_SYS_MCKR 0x1301 +#define CONFIG_SYS_MCKR_CSS 0x1302 + +#define CONFIG_SPL_NAND_DRIVERS +#define CONFIG_SPL_NAND_BASE +#define CONFIG_SPL_NAND_RAW_ONLY +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000 +#define CONFIG_SYS_NAND_U_BOOT_SIZE 0xa0000 +#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE +#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE + +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 +#define CONFIG_SYS_NAND_PAGE_COUNT 64 +#define CONFIG_SYS_NAND_OOBSIZE 64 +#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000 +#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0 + +#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS +#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO + +#endif -- cgit v1.3.1 From 068d4c0a11e43cce6e819e19884b49a8bc4e1722 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Mon, 25 Mar 2019 10:34:00 +0000 Subject: pinctrl: at91: add slewrate support for SAM9X60 Add slew rate support for SAM9X60 pin controller. Signed-off-by: Claudiu Beznea --- drivers/pinctrl/pinctrl-at91.c | 34 ++++++++++++++++++++++++++++++++++ include/dt-bindings/pinctrl/at91.h | 4 ++++ 2 files changed, 38 insertions(+) (limited to 'include') diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 62ee7668ab1..27f274ff022 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -37,6 +37,9 @@ struct at91_pinctrl_priv { #define OUTPUT BIT(7) #define OUTPUT_VAL_SHIFT 8 #define OUTPUT_VAL (0x1 << OUTPUT_VAL_SHIFT) +#define SLEWRATE_SHIFT 9 +#define SLEWRATE_MASK 0x1 +#define SLEWRATE (SLEWRATE_MASK << SLEWRATE_SHIFT) #define DEBOUNCE BIT(16) #define DEBOUNCE_VAL_SHIFT 17 #define DEBOUNCE_VAL (0x3fff << DEBOUNCE_VAL_SHIFT) @@ -60,6 +63,13 @@ enum drive_strength_bit { #define DRIVE_STRENGTH_BIT_MSK(name) (DRIVE_STRENGTH_BIT_##name << \ DRIVE_STRENGTH_SHIFT) +enum slewrate_bit { + SLEWRATE_BIT_DIS, + SLEWRATE_BIT_ENA, +}; + +#define SLEWRATE_BIT_MSK(name) (SLEWRATE_BIT_##name << SLEWRATE_SHIFT) + enum at91_mux { AT91_MUX_GPIO = 0, AT91_MUX_PERIPH_A = 1, @@ -95,6 +105,7 @@ struct at91_pinctrl_mux_ops { void (*disable_schmitt_trig)(struct at91_port *pio, u32 mask); void (*set_drivestrength)(struct at91_port *pio, u32 pin, u32 strength); + void (*set_slewrate)(struct at91_port *pio, u32 pin, u32 slewrate); }; static u32 two_bit_pin_value_shift_amount(u32 pin) @@ -270,6 +281,25 @@ static void at91_mux_sam9x60_set_drivestrength(struct at91_port *pio, u32 pin, writel(tmp, reg); } +static void at91_mux_sam9x60_set_slewrate(struct at91_port *pio, u32 pin, + u32 setting) +{ + void *reg = &pio->reserved12[3]; + u32 tmp; + + if (setting < SLEWRATE_BIT_DIS || setting > SLEWRATE_BIT_ENA) + return; + + tmp = readl(reg); + + if (setting == SLEWRATE_BIT_DIS) + tmp &= ~BIT(pin); + else + tmp |= BIT(pin); + + writel(tmp, reg); +} + static struct at91_pinctrl_mux_ops at91rm9200_ops = { .mux_A_periph = at91_mux_set_A_periph, .mux_B_periph = at91_mux_set_B_periph, @@ -310,6 +340,7 @@ static struct at91_pinctrl_mux_ops sam9x60_ops = { .set_pulldown = at91_mux_pio3_set_pulldown, .disable_schmitt_trig = at91_mux_pio3_disable_schmitt_trig, .set_drivestrength = at91_mux_sam9x60_set_drivestrength, + .set_slewrate = at91_mux_sam9x60_set_slewrate, }; static void at91_mux_gpio_disable(struct at91_port *pio, u32 mask) @@ -378,6 +409,9 @@ static int at91_pinconf_set(struct at91_pinctrl_mux_ops *ops, if (ops->set_drivestrength) ops->set_drivestrength(pio, pin, (config & DRIVE_STRENGTH) >> DRIVE_STRENGTH_SHIFT); + if (ops->set_slewrate) + ops->set_slewrate(pio, pin, + (config & SLEWRATE) >> SLEWRATE_SHIFT); return 0; } diff --git a/include/dt-bindings/pinctrl/at91.h b/include/dt-bindings/pinctrl/at91.h index 2732d6c0fb3..616f5ce4007 100644 --- a/include/dt-bindings/pinctrl/at91.h +++ b/include/dt-bindings/pinctrl/at91.h @@ -17,6 +17,7 @@ #define AT91_PINCTRL_DIS_SCHMIT (1 << 4) #define AT91_PINCTRL_OUTPUT (1 << 7) #define AT91_PINCTRL_OUTPUT_VAL(x) ((x & 0x1) << 8) +#define AT91_PINCTRL_SLEWRATE (1 << 9) #define AT91_PINCTRL_DEBOUNCE (1 << 16) #define AT91_PINCTRL_DEBOUNCE_VAL(x) (x << 17) @@ -27,6 +28,9 @@ #define AT91_PINCTRL_DRIVE_STRENGTH_MED (0x2 << 5) #define AT91_PINCTRL_DRIVE_STRENGTH_HI (0x3 << 5) +#define AT91_PINCTRL_SLEWRATE_DIS (0x0 << 9) +#define AT91_PINCTRL_SLEWRATE_ENA (0x1 << 9) + #define AT91_PIOA 0 #define AT91_PIOB 1 #define AT91_PIOC 2 -- cgit v1.3.1