Messages in this thread Patch in this message | | | From | Lukasz Majewski <> | Subject | [PATCH 4/4] ARM: ep93xx: ts72xx: Add support for BK3 board - ts72xx derivative | Date | Fri, 17 Nov 2017 00:22:39 +0100 |
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The BK3 board is a derivative of the ts72xx reference design. Hence, it can re-use code from the ts72xx-common.c file.
Signed-off-by: Lukasz Majewski <lukma@denx.de> --- arch/arm/mach-ep93xx/Kconfig | 7 ++++ arch/arm/mach-ep93xx/Makefile | 1 + arch/arm/mach-ep93xx/bk3.c | 88 +++++++++++++++++++++++++++++++++++++++++++ arch/arm/mach-ep93xx/ts72xx.h | 5 +++ arch/arm/tools/mach-types | 1 + 5 files changed, 102 insertions(+) create mode 100644 arch/arm/mach-ep93xx/bk3.c
diff --git a/arch/arm/mach-ep93xx/Kconfig b/arch/arm/mach-ep93xx/Kconfig index 16c5d6eedf45..18a93b404d5e 100644 --- a/arch/arm/mach-ep93xx/Kconfig +++ b/arch/arm/mach-ep93xx/Kconfig @@ -21,6 +21,13 @@ config MACH_ADSSPHERE Say 'Y' here if you want your kernel to support the ADS Sphere board. +config MACH_BK3 + bool "Support Liebherr BK3.1" + select TS72XX_COMMON + help + Say 'Y' here if you want your kernel to support the + Liebherr controller BK3.1. + config MACH_EDB93XX bool diff --git a/arch/arm/mach-ep93xx/Makefile b/arch/arm/mach-ep93xx/Makefile index f2692a072864..fb5bdb7cb944 100644 --- a/arch/arm/mach-ep93xx/Makefile +++ b/arch/arm/mach-ep93xx/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_CRUNCH) += crunch.o crunch-bits.o AFLAGS_crunch-bits.o := -Wa,-mcpu=ep9312 obj-$(CONFIG_MACH_ADSSPHERE) += adssphere.o +obj-$(CONFIG_MACH_BK3) += bk3.o obj-$(CONFIG_MACH_EDB93XX) += edb93xx.o obj-$(CONFIG_MACH_GESBC9312) += gesbc9312.o obj-$(CONFIG_MACH_MICRO9) += micro9.o diff --git a/arch/arm/mach-ep93xx/bk3.c b/arch/arm/mach-ep93xx/bk3.c new file mode 100644 index 000000000000..6fb4b72500ee --- /dev/null +++ b/arch/arm/mach-ep93xx/bk3.c @@ -0,0 +1,88 @@ +/* + * arch/arm/mach-ep93xx/bk3.c + * Liebherr HVAC controller bk3.1 + * + * based on arch/arm/mach-ep93xx/ts72xx.c + * + * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org> + * Copyright (C) 2017 + * Lukasz Majewski, DENX Software Engineering, lukma@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <asm/io.h> +#include <linux/mtd/rawnand.h> +#include <linux/mtd/partitions.h> +#include <linux/amba/bus.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> + +#include <asm/mach-types.h> +#include <asm/mach/map.h> +#include <asm/mach/arch.h> + +#include "soc.h" +#include "ts72xx.h" + +/* NAND definition */ +static struct mtd_partition bk3_nand_parts[] = { + { + .name = "System", + .offset = 0x00000000, + .size = 0x01e00000, + }, { + .name = "Data", + .offset = 0x01e00000, + .size = 0x05f20000 + }, { + .name = "RedBoot", + .offset = 0x07d20000, + .size = 0x002e0000, + .mask_flags = MTD_WRITEABLE, /* force RO */ + }, +}; + +static AMBA_APB_DEVICE(i2s1, "apb:i2s", 1, EP93XX_I2S_PHYS_BASE, + { IRQ_EP93XX_SAI }, NULL); + +static struct map_desc bk3_io_desc[] __initdata = { + { + .virtual = BK3_CPLDVER_VIRT_BASE, + .pfn = __phys_to_pfn(BK3_CPLDVER_PHYS_BASE), + .length = BK3_CPLDVER_SIZE, + .type = MT_DEVICE, + } +}; + +static void __init bk3_map_io(void) +{ + ts72xx_common_map_io(); + iotable_init(bk3_io_desc, ARRAY_SIZE(bk3_io_desc)); +} + +static void __init bk3_init_machine(void) +{ + ep93xx_init_devices(); + + ts72xx_register_flash(bk3_nand_parts, ARRAY_SIZE(bk3_nand_parts)); + ts72xx_register_watchdog(); + ts72xx_register_eth(); + + amba_device_register(&i2s1_device, &iomem_resource); +} + +MACHINE_START(BK3, "Liebherr controller BK3.1") + /* Maintainer: Lukasz Majewski <lukma@denx.de> */ + .atag_offset = 0x100, + .map_io = bk3_map_io, + .init_irq = ep93xx_init_irq, + .init_time = ep93xx_timer_init, + .init_machine = bk3_init_machine, + .init_late = ep93xx_init_late, + .restart = ep93xx_restart, +MACHINE_END diff --git a/arch/arm/mach-ep93xx/ts72xx.h b/arch/arm/mach-ep93xx/ts72xx.h index a9d3bb49f666..07f6491f35ea 100644 --- a/arch/arm/mach-ep93xx/ts72xx.h +++ b/arch/arm/mach-ep93xx/ts72xx.h @@ -44,6 +44,11 @@ #define TS72XX_WDT_CONTROL_PHYS_BASE 0x23800000 #define TS72XX_WDT_FEED_PHYS_BASE 0x23c00000 +/* BK3 specific defines */ +#define BK3_CPLDVER_PHYS_BASE 0x23400000 +#define BK3_CPLDVER_VIRT_BASE 0xfebfd000 +#define BK3_CPLDVER_SIZE 0x00001000 + #ifndef __ASSEMBLY__ static inline int ts72xx_model(void) diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index a9313b66f770..4eac94c1eb6f 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -345,6 +345,7 @@ mxlads MACH_MXLADS MXLADS 1851 linkstation_mini MACH_LINKSTATION_MINI LINKSTATION_MINI 1858 afeb9260 MACH_AFEB9260 AFEB9260 1859 imx27ipcam MACH_IMX27IPCAM IMX27IPCAM 1871 +bk3 MACH_BK3 BK3 1880 rd88f6183ap_ge MACH_RD88F6183AP_GE RD88F6183AP_GE 1894 realview_pba8 MACH_REALVIEW_PBA8 REALVIEW_PBA8 1897 realview_pbx MACH_REALVIEW_PBX REALVIEW_PBX 1901 -- 2.11.0
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