diff options
Diffstat (limited to 'arch/arm/mach-integrator')
| -rw-r--r-- | arch/arm/mach-integrator/Kconfig | 161 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/Makefile | 11 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/cm.h | 41 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/common.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/core.c | 96 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/hardware.h | 341 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/impd1.c | 478 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/impd1.h | 15 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/integrator_ap.c | 233 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/integrator_cp.c | 147 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/lm.c | 96 | ||||
| -rw-r--r-- | arch/arm/mach-integrator/lm.h | 24 |
12 files changed, 0 insertions, 1650 deletions
diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig deleted file mode 100644 index 982eabc36163..000000000000 --- a/arch/arm/mach-integrator/Kconfig +++ /dev/null @@ -1,161 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -menuconfig ARCH_INTEGRATOR - bool "ARM Ltd. Integrator family" - depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V6 - select ARM_AMBA - select COMMON_CLK_VERSATILE - select HAVE_TCM - select ICST - select MFD_SYSCON - select PLAT_VERSATILE - select POWER_RESET - select POWER_RESET_VERSATILE - select POWER_SUPPLY - select SOC_INTEGRATOR_CM - select SPARSE_IRQ - select VERSATILE_FPGA_IRQ - help - Support for ARM's Integrator platform. - -if ARCH_INTEGRATOR - -config ARCH_INTEGRATOR_AP - bool "Support Integrator/AP and Integrator/PP2 platforms" - select INTEGRATOR_AP_TIMER - select SERIAL_AMBA_PL010 if TTY - select SERIAL_AMBA_PL010_CONSOLE if TTY - select SOC_BUS - help - Include support for the ARM(R) Integrator/AP and - Integrator/PP2 platforms. - -config INTEGRATOR_IMPD1 - bool "Include support for Integrator/IM-PD1" - depends on ARCH_INTEGRATOR_AP - select ARM_VIC - select GPIO_PL061 - select GPIOLIB - help - The IM-PD1 is an add-on logic module for the Integrator which - allows ARM(R) Ltd PrimeCells to be developed and evaluated. - The IM-PD1 can be found on the Integrator/PP2 platform. - - To compile this driver as a module, choose M here: the - module will be called impd1. - -config INTEGRATOR_CM7TDMI - bool "Integrator/CM7TDMI core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V4 && !MMU - select CPU_ARM7TDMI - -config INTEGRATOR_CM720T - bool "Integrator/CM720T core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V4T - select CPU_ARM720T - -config INTEGRATOR_CM740T - bool "Integrator/CM740T core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V4T && !MMU - select CPU_ARM740T - -config INTEGRATOR_CM920T - bool "Integrator/CM920T core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V4T - select CPU_ARM920T - -config INTEGRATOR_CM922T_XA10 - bool "Integrator/CM922T-XA10 core module" - depends on ARCH_MULTI_V4T - depends on ARCH_INTEGRATOR_AP - select CPU_ARM922T - -config INTEGRATOR_CM926EJS - bool "Integrator/CM926EJ-S core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V5 - select CPU_ARM926T - -config INTEGRATOR_CM940T - bool "Integrator/CM940T core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V4T && !MMU - select CPU_ARM940T - -config INTEGRATOR_CM946ES - bool "Integrator/CM946E-S core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V5 && !MMU - select CPU_ARM946E - -config INTEGRATOR_CM966ES - bool "Integrator/CM966E-S core module" - depends on ARCH_INTEGRATOR_AP - depends on BROKEN # no kernel support - -config INTEGRATOR_CM10200E_REV0 - bool "Integrator/CM10200E rev.0 core module" - depends on ARCH_INTEGRATOR_AP && n - depends on ARCH_MULTI_V5 - select CPU_ARM1020 - -config INTEGRATOR_CM10200E - bool "Integrator/CM10200E core module" - depends on ARCH_INTEGRATOR_AP && n - depends on ARCH_MULTI_V5 - select CPU_ARM1020E - -config INTEGRATOR_CM10220E - bool "Integrator/CM10220E core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V5 - select CPU_ARM1022 - -config INTEGRATOR_CM1026EJS - bool "Integrator/CM1026EJ-S core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V5 - select CPU_ARM1026 - -config INTEGRATOR_CM1136JFS - bool "Integrator/CM1136JF-S core module" - depends on ARCH_INTEGRATOR_AP - depends on ARCH_MULTI_V6 - select CPU_V6 - -config ARCH_INTEGRATOR_CP - bool "Support Integrator/CP platform" - depends on (!MMU || ARCH_MULTI_V5 || ARCH_MULTI_V6) - select ARM_TIMER_SP804 - select SERIAL_AMBA_PL011 if TTY - select SERIAL_AMBA_PL011_CONSOLE if TTY - select SOC_BUS - help - Include support for the ARM(R) Integrator CP platform. - -config INTEGRATOR_CT7T - bool "Integrator/CT7TD (ARM7TDMI) core tile" - depends on ARCH_INTEGRATOR_CP - depends on ARCH_MULTI_V4T && !MMU - select CPU_ARM7TDMI - -config INTEGRATOR_CT926 - bool "Integrator/CT926 (ARM926EJ-S) core tile" - depends on ARCH_INTEGRATOR_CP - depends on ARCH_MULTI_V5 - select CPU_ARM926T - -config INTEGRATOR_CTB36 - bool "Integrator/CTB36 (ARM1136JF-S) core tile" - depends on ARCH_INTEGRATOR_CP - depends on ARCH_MULTI_V6 - select CPU_V6 - -config ARCH_CINTEGRATOR - depends on ARCH_INTEGRATOR_CP - def_bool y - -endif diff --git a/arch/arm/mach-integrator/Makefile b/arch/arm/mach-integrator/Makefile deleted file mode 100644 index 71b97ffe8d32..000000000000 --- a/arch/arm/mach-integrator/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# -# Makefile for the linux kernel. -# - -# Object file lists. - -obj-y := core.o lm.o -obj-$(CONFIG_ARCH_INTEGRATOR_AP) += integrator_ap.o -obj-$(CONFIG_ARCH_INTEGRATOR_CP) += integrator_cp.o -obj-$(CONFIG_INTEGRATOR_IMPD1) += impd1.o diff --git a/arch/arm/mach-integrator/cm.h b/arch/arm/mach-integrator/cm.h deleted file mode 100644 index f09ea18a50f8..000000000000 --- a/arch/arm/mach-integrator/cm.h +++ /dev/null @@ -1,41 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * access the core module control register. - */ -u32 cm_get(void); -void cm_control(u32, u32); - -struct device_node; -void cm_init(void); -void cm_clear_irqs(void); - -#define CM_CTRL_LED (1 << 0) -#define CM_CTRL_nMBDET (1 << 1) -#define CM_CTRL_REMAP (1 << 2) - -/* - * Integrator/AP,PP2 specific - */ -#define CM_CTRL_HIGHVECTORS (1 << 4) -#define CM_CTRL_BIGENDIAN (1 << 5) -#define CM_CTRL_FASTBUS (1 << 6) -#define CM_CTRL_SYNC (1 << 7) - -/* - * ARM926/946/966 Integrator/CP specific - */ -#define CM_CTRL_LCDBIASEN (1 << 8) -#define CM_CTRL_LCDBIASUP (1 << 9) -#define CM_CTRL_LCDBIASDN (1 << 10) -#define CM_CTRL_LCDMUXSEL_MASK (7 << 11) -#define CM_CTRL_LCDMUXSEL_GENLCD (1 << 11) -#define CM_CTRL_LCDMUXSEL_VGA565_TFT555 (2 << 11) -#define CM_CTRL_LCDMUXSEL_SHARPLCD (3 << 11) -#define CM_CTRL_LCDMUXSEL_VGA555_TFT555 (4 << 11) -#define CM_CTRL_LCDEN0 (1 << 14) -#define CM_CTRL_LCDEN1 (1 << 15) -#define CM_CTRL_STATIC1 (1 << 16) -#define CM_CTRL_STATIC2 (1 << 17) -#define CM_CTRL_STATIC (1 << 18) -#define CM_CTRL_n24BITEN (1 << 19) -#define CM_CTRL_EBIWP (1 << 20) diff --git a/arch/arm/mach-integrator/common.h b/arch/arm/mach-integrator/common.h deleted file mode 100644 index f053aeebeb7a..000000000000 --- a/arch/arm/mach-integrator/common.h +++ /dev/null @@ -1,7 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#include <linux/reboot.h> -#include <linux/amba/serial.h> -extern struct amba_pl010_data ap_uart_data; -void integrator_init_early(void); -int integrator_init(bool is_cp); -void integrator_reserve(void); diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c deleted file mode 100644 index 9da3ae232211..000000000000 --- a/arch/arm/mach-integrator/core.c +++ /dev/null @@ -1,96 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-integrator/core.c - * - * Copyright (C) 2000-2003 Deep Blue Solutions Ltd - */ -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/export.h> -#include <linux/spinlock.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/memblock.h> -#include <linux/sched.h> -#include <linux/smp.h> -#include <linux/amba/bus.h> -#include <linux/amba/serial.h> -#include <linux/io.h> -#include <linux/stat.h> -#include <linux/of.h> -#include <linux/of_address.h> - -#include <asm/mach-types.h> -#include <asm/mach/time.h> -#include <asm/pgtable.h> - -#include "hardware.h" -#include "cm.h" -#include "common.h" - -static DEFINE_RAW_SPINLOCK(cm_lock); -static void __iomem *cm_base; - -/** - * cm_get - get the value from the CM_CTRL register - */ -u32 cm_get(void) -{ - return readl(cm_base + INTEGRATOR_HDR_CTRL_OFFSET); -} - -/** - * cm_control - update the CM_CTRL register. - * @mask: bits to change - * @set: bits to set - */ -void cm_control(u32 mask, u32 set) -{ - unsigned long flags; - u32 val; - - raw_spin_lock_irqsave(&cm_lock, flags); - val = readl(cm_base + INTEGRATOR_HDR_CTRL_OFFSET) & ~mask; - writel(val | set, cm_base + INTEGRATOR_HDR_CTRL_OFFSET); - raw_spin_unlock_irqrestore(&cm_lock, flags); -} - -void cm_clear_irqs(void) -{ - /* disable core module IRQs */ - writel(0xffffffffU, cm_base + INTEGRATOR_HDR_IC_OFFSET + - IRQ_ENABLE_CLEAR); -} - -static const struct of_device_id cm_match[] = { - { .compatible = "arm,core-module-integrator"}, - { }, -}; - -void cm_init(void) -{ - struct device_node *cm = of_find_matching_node(NULL, cm_match); - - if (!cm) { - pr_crit("no core module node found in device tree\n"); - return; - } - cm_base = of_iomap(cm, 0); - if (!cm_base) { - pr_crit("could not remap core module\n"); - return; - } - cm_clear_irqs(); -} - -/* - * We need to stop things allocating the low memory; ideally we need a - * better implementation of GFP_DMA which does not assume that DMA-able - * memory starts at zero. - */ -void __init integrator_reserve(void) -{ - memblock_reserve(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET); -} diff --git a/arch/arm/mach-integrator/hardware.h b/arch/arm/mach-integrator/hardware.h deleted file mode 100644 index 4d6ade3dd4ee..000000000000 --- a/arch/arm/mach-integrator/hardware.h +++ /dev/null @@ -1,341 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * This file contains the hardware definitions of the Integrator. - * - * Copyright (C) 1998-1999 ARM Limited. - */ -#ifndef INTEGRATOR_HARDWARE_H -#define INTEGRATOR_HARDWARE_H - -/* - * Where in virtual memory the IO devices (timers, system controllers - * and so on) - */ -#define IO_BASE 0xF0000000 // VA of IO -#define IO_SIZE 0x0B000000 // How much? -#define IO_START INTEGRATOR_HDR_BASE // PA of IO - -/* macro to get at IO space when running virtually */ -#ifdef CONFIG_MMU -#define IO_ADDRESS(x) (((x) & 0x000fffff) | (((x) >> 4) & 0x0ff00000) | IO_BASE) -#else -#define IO_ADDRESS(x) (x) -#endif - -#define __io_address(n) ((void __iomem *)IO_ADDRESS(n)) - -/* - * Integrator memory map - */ -#define INTEGRATOR_BOOT_ROM_LO 0x00000000 -#define INTEGRATOR_BOOT_ROM_HI 0x20000000 -#define INTEGRATOR_BOOT_ROM_BASE INTEGRATOR_BOOT_ROM_HI /* Normal position */ -#define INTEGRATOR_BOOT_ROM_SIZE SZ_512K - -/* - * New Core Modules have different amounts of SSRAM, the amount of SSRAM - * fitted can be found in HDR_STAT. - * - * The symbol INTEGRATOR_SSRAM_SIZE is kept, however this now refers to - * the minimum amount of SSRAM fitted on any core module. - * - * New Core Modules also alias the SSRAM. - * - */ -#define INTEGRATOR_SSRAM_BASE 0x00000000 -#define INTEGRATOR_SSRAM_ALIAS_BASE 0x10800000 -#define INTEGRATOR_SSRAM_SIZE SZ_256K - -#define INTEGRATOR_FLASH_BASE 0x24000000 -#define INTEGRATOR_FLASH_SIZE SZ_32M - -#define INTEGRATOR_MBRD_SSRAM_BASE 0x28000000 -#define INTEGRATOR_MBRD_SSRAM_SIZE SZ_512K - -/* - * SDRAM is a SIMM therefore the size is not known. - */ -#define INTEGRATOR_SDRAM_BASE 0x00040000 - -#define INTEGRATOR_SDRAM_ALIAS_BASE 0x80000000 -#define INTEGRATOR_HDR0_SDRAM_BASE 0x80000000 -#define INTEGRATOR_HDR1_SDRAM_BASE 0x90000000 -#define INTEGRATOR_HDR2_SDRAM_BASE 0xA0000000 -#define INTEGRATOR_HDR3_SDRAM_BASE 0xB0000000 - -/* - * Logic expansion modules - * - */ -#define INTEGRATOR_LOGIC_MODULES_BASE 0xC0000000 -#define INTEGRATOR_LOGIC_MODULE0_BASE 0xC0000000 -#define INTEGRATOR_LOGIC_MODULE1_BASE 0xD0000000 -#define INTEGRATOR_LOGIC_MODULE2_BASE 0xE0000000 -#define INTEGRATOR_LOGIC_MODULE3_BASE 0xF0000000 - -/* - * Integrator header card registers - */ -#define INTEGRATOR_HDR_ID_OFFSET 0x00 -#define INTEGRATOR_HDR_PROC_OFFSET 0x04 -#define INTEGRATOR_HDR_OSC_OFFSET 0x08 -#define INTEGRATOR_HDR_CTRL_OFFSET 0x0C -#define INTEGRATOR_HDR_STAT_OFFSET 0x10 -#define INTEGRATOR_HDR_LOCK_OFFSET 0x14 -#define INTEGRATOR_HDR_SDRAM_OFFSET 0x20 -#define INTEGRATOR_HDR_INIT_OFFSET 0x24 /* CM9x6 */ -#define INTEGRATOR_HDR_IC_OFFSET 0x40 -#define INTEGRATOR_HDR_SPDBASE_OFFSET 0x100 -#define INTEGRATOR_HDR_SPDTOP_OFFSET 0x200 - -#define INTEGRATOR_HDR_BASE 0x10000000 -#define INTEGRATOR_HDR_ID (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_ID_OFFSET) -#define INTEGRATOR_HDR_PROC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_PROC_OFFSET) -#define INTEGRATOR_HDR_OSC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_OSC_OFFSET) -#define INTEGRATOR_HDR_CTRL (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_CTRL_OFFSET) -#define INTEGRATOR_HDR_STAT (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_STAT_OFFSET) -#define INTEGRATOR_HDR_LOCK (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_LOCK_OFFSET) -#define INTEGRATOR_HDR_SDRAM (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SDRAM_OFFSET) -#define INTEGRATOR_HDR_INIT (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_INIT_OFFSET) -#define INTEGRATOR_HDR_IC (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_IC_OFFSET) -#define INTEGRATOR_HDR_SPDBASE (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SPDBASE_OFFSET) -#define INTEGRATOR_HDR_SPDTOP (INTEGRATOR_HDR_BASE + INTEGRATOR_HDR_SPDTOP_OFFSET) - -#define INTEGRATOR_HDR_CTRL_LED 0x01 -#define INTEGRATOR_HDR_CTRL_MBRD_DETECH 0x02 -#define INTEGRATOR_HDR_CTRL_REMAP 0x04 -#define INTEGRATOR_HDR_CTRL_RESET 0x08 -#define INTEGRATOR_HDR_CTRL_HIGHVECTORS 0x10 -#define INTEGRATOR_HDR_CTRL_BIG_ENDIAN 0x20 -#define INTEGRATOR_HDR_CTRL_FASTBUS 0x40 -#define INTEGRATOR_HDR_CTRL_SYNC 0x80 - -#define INTEGRATOR_HDR_OSC_CORE_10MHz 0x102 -#define INTEGRATOR_HDR_OSC_CORE_15MHz 0x107 -#define INTEGRATOR_HDR_OSC_CORE_20MHz 0x10C -#define INTEGRATOR_HDR_OSC_CORE_25MHz 0x111 -#define INTEGRATOR_HDR_OSC_CORE_30MHz 0x116 -#define INTEGRATOR_HDR_OSC_CORE_35MHz 0x11B -#define INTEGRATOR_HDR_OSC_CORE_40MHz 0x120 -#define INTEGRATOR_HDR_OSC_CORE_45MHz 0x125 -#define INTEGRATOR_HDR_OSC_CORE_50MHz 0x12A -#define INTEGRATOR_HDR_OSC_CORE_55MHz 0x12F -#define INTEGRATOR_HDR_OSC_CORE_60MHz 0x134 -#define INTEGRATOR_HDR_OSC_CORE_65MHz 0x139 -#define INTEGRATOR_HDR_OSC_CORE_70MHz 0x13E -#define INTEGRATOR_HDR_OSC_CORE_75MHz 0x143 -#define INTEGRATOR_HDR_OSC_CORE_80MHz 0x148 -#define INTEGRATOR_HDR_OSC_CORE_85MHz 0x14D -#define INTEGRATOR_HDR_OSC_CORE_90MHz 0x152 -#define INTEGRATOR_HDR_OSC_CORE_95MHz 0x157 -#define INTEGRATOR_HDR_OSC_CORE_100MHz 0x15C -#define INTEGRATOR_HDR_OSC_CORE_105MHz 0x161 -#define INTEGRATOR_HDR_OSC_CORE_110MHz 0x166 -#define INTEGRATOR_HDR_OSC_CORE_115MHz 0x16B -#define INTEGRATOR_HDR_OSC_CORE_120MHz 0x170 -#define INTEGRATOR_HDR_OSC_CORE_125MHz 0x175 -#define INTEGRATOR_HDR_OSC_CORE_130MHz 0x17A -#define INTEGRATOR_HDR_OSC_CORE_135MHz 0x17F -#define INTEGRATOR_HDR_OSC_CORE_140MHz 0x184 -#define INTEGRATOR_HDR_OSC_CORE_145MHz 0x189 -#define INTEGRATOR_HDR_OSC_CORE_150MHz 0x18E -#define INTEGRATOR_HDR_OSC_CORE_155MHz 0x193 -#define INTEGRATOR_HDR_OSC_CORE_160MHz 0x198 -#define INTEGRATOR_HDR_OSC_CORE_MASK 0x7FF - -#define INTEGRATOR_HDR_OSC_MEM_10MHz 0x10C000 -#define INTEGRATOR_HDR_OSC_MEM_15MHz 0x116000 -#define INTEGRATOR_HDR_OSC_MEM_20MHz 0x120000 -#define INTEGRATOR_HDR_OSC_MEM_25MHz 0x12A000 -#define INTEGRATOR_HDR_OSC_MEM_30MHz 0x134000 -#define INTEGRATOR_HDR_OSC_MEM_33MHz 0x13A000 -#define INTEGRATOR_HDR_OSC_MEM_40MHz 0x148000 -#define INTEGRATOR_HDR_OSC_MEM_50MHz 0x15C000 -#define INTEGRATOR_HDR_OSC_MEM_60MHz 0x170000 -#define INTEGRATOR_HDR_OSC_MEM_66MHz 0x17C000 -#define INTEGRATOR_HDR_OSC_MEM_MASK 0x7FF000 - -#define INTEGRATOR_HDR_OSC_BUS_MODE_CM7x0 0x0 -#define INTEGRATOR_HDR_OSC_BUS_MODE_CM9x0 0x0800000 -#define INTEGRATOR_HDR_OSC_BUS_MODE_CM9x6 0x1000000 -#define INTEGRATOR_HDR_OSC_BUS_MODE_CM10x00 0x1800000 -#define INTEGRATOR_HDR_OSC_BUS_MODE_MASK 0x1800000 - -#define INTEGRATOR_HDR_SDRAM_SPD_OK (1 << 5) - -/* - * Integrator system registers - */ - -/* - * System Controller - */ -#define INTEGRATOR_SC_ID_OFFSET 0x00 -#define INTEGRATOR_SC_OSC_OFFSET 0x04 -#define INTEGRATOR_SC_CTRLS_OFFSET 0x08 -#define INTEGRATOR_SC_CTRLC_OFFSET 0x0C -#define INTEGRATOR_SC_DEC_OFFSET 0x10 -#define INTEGRATOR_SC_ARB_OFFSET 0x14 -#define INTEGRATOR_SC_LOCK_OFFSET 0x1C - -#define INTEGRATOR_SC_BASE 0x11000000 -#define INTEGRATOR_SC_ID (INTEGRATOR_SC_BASE + INTEGRATOR_SC_ID_OFFSET) -#define INTEGRATOR_SC_OSC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_OSC_OFFSET) -#define INTEGRATOR_SC_CTRLS (INTEGRATOR_SC_BASE + INTEGRATOR_SC_CTRLS_OFFSET) -#define INTEGRATOR_SC_CTRLC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_CTRLC_OFFSET) -#define INTEGRATOR_SC_DEC (INTEGRATOR_SC_BASE + INTEGRATOR_SC_DEC_OFFSET) -#define INTEGRATOR_SC_ARB (INTEGRATOR_SC_BASE + INTEGRATOR_SC_ARB_OFFSET) -#define INTEGRATOR_SC_PCIENABLE (INTEGRATOR_SC_BASE + INTEGRATOR_SC_PCIENABLE_OFFSET) -#define INTEGRATOR_SC_LOCK (INTEGRATOR_SC_BASE + INTEGRATOR_SC_LOCK_OFFSET) - -#define INTEGRATOR_SC_OSC_SYS_10MHz 0x20 -#define INTEGRATOR_SC_OSC_SYS_15MHz 0x34 -#define INTEGRATOR_SC_OSC_SYS_20MHz 0x48 -#define INTEGRATOR_SC_OSC_SYS_25MHz 0x5C -#define INTEGRATOR_SC_OSC_SYS_33MHz 0x7C -#define INTEGRATOR_SC_OSC_SYS_MASK 0xFF - -#define INTEGRATOR_SC_OSC_PCI_25MHz 0x100 -#define INTEGRATOR_SC_OSC_PCI_33MHz 0x0 -#define INTEGRATOR_SC_OSC_PCI_MASK 0x100 - -#define INTEGRATOR_SC_CTRL_SOFTRST (1 << 0) -#define INTEGRATOR_SC_CTRL_nFLVPPEN (1 << 1) -#define INTEGRATOR_SC_CTRL_nFLWP (1 << 2) -#define INTEGRATOR_SC_CTRL_URTS0 (1 << 4) -#define INTEGRATOR_SC_CTRL_UDTR0 (1 << 5) -#define INTEGRATOR_SC_CTRL_URTS1 (1 << 6) -#define INTEGRATOR_SC_CTRL_UDTR1 (1 << 7) - -/* - * External Bus Interface - */ -#define INTEGRATOR_EBI_BASE 0x12000000 - -#define INTEGRATOR_EBI_CSR0_OFFSET 0x00 -#define INTEGRATOR_EBI_CSR1_OFFSET 0x04 -#define INTEGRATOR_EBI_CSR2_OFFSET 0x08 -#define INTEGRATOR_EBI_CSR3_OFFSET 0x0C -#define INTEGRATOR_EBI_LOCK_OFFSET 0x20 - -#define INTEGRATOR_EBI_CSR0 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR0_OFFSET) -#define INTEGRATOR_EBI_CSR1 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR1_OFFSET) -#define INTEGRATOR_EBI_CSR2 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR2_OFFSET) -#define INTEGRATOR_EBI_CSR3 (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_CSR3_OFFSET) -#define INTEGRATOR_EBI_LOCK (INTEGRATOR_EBI_BASE + INTEGRATOR_EBI_LOCK_OFFSET) - -#define INTEGRATOR_EBI_8_BIT 0x00 -#define INTEGRATOR_EBI_16_BIT 0x01 -#define INTEGRATOR_EBI_32_BIT 0x02 -#define INTEGRATOR_EBI_WRITE_ENABLE 0x04 -#define INTEGRATOR_EBI_SYNC 0x08 -#define INTEGRATOR_EBI_WS_2 0x00 -#define INTEGRATOR_EBI_WS_3 0x10 -#define INTEGRATOR_EBI_WS_4 0x20 -#define INTEGRATOR_EBI_WS_5 0x30 -#define INTEGRATOR_EBI_WS_6 0x40 -#define INTEGRATOR_EBI_WS_7 0x50 -#define INTEGRATOR_EBI_WS_8 0x60 -#define INTEGRATOR_EBI_WS_9 0x70 -#define INTEGRATOR_EBI_WS_10 0x80 -#define INTEGRATOR_EBI_WS_11 0x90 -#define INTEGRATOR_EBI_WS_12 0xA0 -#define INTEGRATOR_EBI_WS_13 0xB0 -#define INTEGRATOR_EBI_WS_14 0xC0 -#define INTEGRATOR_EBI_WS_15 0xD0 -#define INTEGRATOR_EBI_WS_16 0xE0 -#define INTEGRATOR_EBI_WS_17 0xF0 - - -#define INTEGRATOR_CT_BASE 0x13000000 /* Counter/Timers */ -#define INTEGRATOR_IC_BASE 0x14000000 /* Interrupt Controller */ -#define INTEGRATOR_RTC_BASE 0x15000000 /* Real Time Clock */ -#define INTEGRATOR_UART0_BASE 0x16000000 /* UART 0 */ -#define INTEGRATOR_UART1_BASE 0x17000000 /* UART 1 */ -#define INTEGRATOR_KBD_BASE 0x18000000 /* Keyboard */ -#define INTEGRATOR_MOUSE_BASE 0x19000000 /* Mouse */ - -/* - * LED's & Switches - */ -#define INTEGRATOR_DBG_ALPHA_OFFSET 0x00 -#define INTEGRATOR_DBG_LEDS_OFFSET 0x04 -#define INTEGRATOR_DBG_SWITCH_OFFSET 0x08 - -#define INTEGRATOR_DBG_BASE 0x1A000000 -#define INTEGRATOR_DBG_ALPHA (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_ALPHA_OFFSET) -#define INTEGRATOR_DBG_LEDS (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_LEDS_OFFSET) -#define INTEGRATOR_DBG_SWITCH (INTEGRATOR_DBG_BASE + INTEGRATOR_DBG_SWITCH_OFFSET) - -#define INTEGRATOR_AP_GPIO_BASE 0x1B000000 /* GPIO */ - -#define INTEGRATOR_CP_MMC_BASE 0x1C000000 /* MMC */ -#define INTEGRATOR_CP_AACI_BASE 0x1D000000 /* AACI */ -#define INTEGRATOR_CP_ETH_BASE 0xC8000000 /* Ethernet */ -#define INTEGRATOR_CP_GPIO_BASE 0xC9000000 /* GPIO */ -#define INTEGRATOR_CP_SIC_BASE 0xCA000000 /* SIC */ -#define INTEGRATOR_CP_CTL_BASE 0xCB000000 /* CP system control */ - -/* PS2 Keyboard interface */ -#define KMI0_BASE INTEGRATOR_KBD_BASE - -/* PS2 Mouse interface */ -#define KMI1_BASE INTEGRATOR_MOUSE_BASE - -/* - * Integrator Interrupt Controllers - * - * - * Offsets from interrupt controller base - * - * System Controller interrupt controller base is - * - * INTEGRATOR_IC_BASE + (header_number << 6) - * - * Core Module interrupt controller base is - * - * INTEGRATOR_HDR_IC - */ -#define IRQ_STATUS 0 -#define IRQ_RAW_STATUS 0x04 -#define IRQ_ENABLE 0x08 -#define IRQ_ENABLE_SET 0x08 -#define IRQ_ENABLE_CLEAR 0x0C - -#define INT_SOFT_SET 0x10 -#define INT_SOFT_CLEAR 0x14 - -#define FIQ_STATUS 0x20 -#define FIQ_RAW_STATUS 0x24 -#define FIQ_ENABLE 0x28 -#define FIQ_ENABLE_SET 0x28 -#define FIQ_ENABLE_CLEAR 0x2C - - -/* - * LED's - */ -#define GREEN_LED 0x01 -#define YELLOW_LED 0x02 -#define RED_LED 0x04 -#define GREEN_LED_2 0x08 -#define ALL_LEDS 0x0F - -#define LED_BANK INTEGRATOR_DBG_LEDS - -/* - * Timer definitions - * - * Only use timer 1 & 2 - * (both run at 24MHz and will need the clock divider set to 16). - * - * Timer 0 runs at bus frequency - */ -#define INTEGRATOR_TIMER0_BASE INTEGRATOR_CT_BASE -#define INTEGRATOR_TIMER1_BASE (INTEGRATOR_CT_BASE + 0x100) -#define INTEGRATOR_TIMER2_BASE (INTEGRATOR_CT_BASE + 0x200) - -#define INTEGRATOR_CSR_BASE 0x10000000 -#define INTEGRATOR_CSR_SIZE 0x10000000 - -#endif /* INTEGRATOR_HARDWARE_H */ diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c deleted file mode 100644 index 1ecbea5331d6..000000000000 --- a/arch/arm/mach-integrator/impd1.c +++ /dev/null @@ -1,478 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-integrator/impd1.c - * - * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. - * - * This file provides the core support for the IM-PD1 module. - * - * Module / boot parameters. - * lmid=n impd1.lmid=n - set the logic module position in stack to 'n' - */ -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/errno.h> -#include <linux/mm.h> -#include <linux/amba/bus.h> -#include <linux/amba/clcd.h> -#include <linux/amba/mmci.h> -#include <linux/io.h> -#include <linux/platform_data/clk-integrator.h> -#include <linux/slab.h> -#include <linux/irqchip/arm-vic.h> -#include <linux/gpio/machine.h> - -#include <linux/sizes.h> -#include "lm.h" -#include "impd1.h" - -static int module_id; - -module_param_named(lmid, module_id, int, 0444); -MODULE_PARM_DESC(lmid, "logic module stack position"); - -struct impd1_module { - void __iomem *base; - void __iomem *vic_base; -}; - -void impd1_tweak_control(struct device *dev, u32 mask, u32 val) -{ - struct impd1_module *impd1 = dev_get_drvdata(dev); - u32 cur; - - val &= mask; - cur = readl(impd1->base + IMPD1_CTRL) & ~mask; - writel(cur | val, impd1->base + IMPD1_CTRL); -} - -EXPORT_SYMBOL(impd1_tweak_control); - -/* - * MMC support - */ -static struct mmci_platform_data mmc_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, -}; - -/* - * CLCD support - */ -#define PANEL PROSPECTOR - -#define LTM10C209 1 -#define PROSPECTOR 2 -#define SVGA 3 -#define VGA 4 - -#if PANEL == VGA -#define PANELTYPE vga -static struct clcd_panel vga = { - .mode = { - .name = "VGA", - .refresh = 60, - .xres = 640, - .yres = 480, - .pixclock = 39721, - .left_margin = 40, - .right_margin = 24, - .upper_margin = 32, - .lower_margin = 11, - .hsync_len = 96, - .vsync_len = 2, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD | TIM2_IPC, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .caps = CLCD_CAP_5551, - .connector = IMPD1_CTRL_DISP_VGA, - .bpp = 16, - .grayscale = 0, -}; - -#elif PANEL == SVGA -#define PANELTYPE svga -static struct clcd_panel svga = { - .mode = { - .name = "SVGA", - .refresh = 0, - .xres = 800, - .yres = 600, - .pixclock = 27778, - .left_margin = 20, - .right_margin = 20, - .upper_margin = 5, - .lower_margin = 5, - .hsync_len = 164, - .vsync_len = 62, - .sync = 0, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .connector = IMPD1_CTRL_DISP_VGA, - .caps = CLCD_CAP_5551, - .bpp = 16, - .grayscale = 0, -}; - -#elif PANEL == PROSPECTOR -#define PANELTYPE prospector -static struct clcd_panel prospector = { - .mode = { - .name = "PROSPECTOR", - .refresh = 0, - .xres = 640, - .yres = 480, - .pixclock = 40000, - .left_margin = 33, - .right_margin = 64, - .upper_margin = 36, - .lower_margin = 7, - .hsync_len = 64, - .vsync_len = 25, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .caps = CLCD_CAP_5551, - .fixedtimings = 1, - .connector = IMPD1_CTRL_DISP_LCD, - .bpp = 16, - .grayscale = 0, -}; - -#elif PANEL == LTM10C209 -#define PANELTYPE ltm10c209 -/* - * Untested. - */ -static struct clcd_panel ltm10c209 = { - .mode = { - .name = "LTM10C209", - .refresh = 0, - .xres = 640, - .yres = 480, - .pixclock = 40000, - .left_margin = 20, - .right_margin = 20, - .upper_margin = 19, - .lower_margin = 19, - .hsync_len = 20, - .vsync_len = 10, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED, - }, - .width = -1, - .height = -1, - .tim2 = TIM2_BCD, - .cntl = CNTL_LCDTFT | CNTL_LCDVCOMP(1), - .caps = CLCD_CAP_5551, - .fixedtimings = 1, - .connector = IMPD1_CTRL_DISP_LCD, - .bpp = 16, - .grayscale = 0, -}; -#endif - -/* - * Disable all display connectors on the interface module. - */ -static void impd1fb_clcd_disable(struct clcd_fb *fb) -{ - impd1_tweak_control(fb->dev->dev.parent, IMPD1_CTRL_DISP_MASK, 0); -} - -/* - * Enable the relevant connector on the interface module. - */ -static void impd1fb_clcd_enable(struct clcd_fb *fb) -{ - impd1_tweak_control(fb->dev->dev.parent, IMPD1_CTRL_DISP_MASK, - fb->panel->connector | IMPD1_CTRL_DISP_ENABLE); -} - -static int impd1fb_clcd_setup(struct clcd_fb *fb) -{ - unsigned long framebase = fb->dev->res.start + 0x01000000; - unsigned long framesize = SZ_1M; - int ret = 0; - - fb->panel = &PANELTYPE; - - if (!request_mem_region(framebase, framesize, "clcd framebuffer")) { - printk(KERN_ERR "IM-PD1: unable to reserve framebuffer\n"); - return -EBUSY; - } - - fb->fb.screen_base = ioremap(framebase, framesize); - if (!fb->fb.screen_base) { - printk(KERN_ERR "IM-PD1: unable to map framebuffer\n"); - ret = -ENOMEM; - goto free_buffer; - } - - fb->fb.fix.smem_start = framebase; - fb->fb.fix.smem_len = framesize; - - return 0; - - free_buffer: - release_mem_region(framebase, framesize); - return ret; -} - -static int impd1fb_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) -{ - unsigned long start, size; - - start = vma->vm_pgoff + (fb->fb.fix.smem_start >> PAGE_SHIFT); - size = vma->vm_end - vma->vm_start; - - return remap_pfn_range(vma, vma->vm_start, start, size, - vma->vm_page_prot); -} - -static void impd1fb_clcd_remove(struct clcd_fb *fb) -{ - iounmap(fb->fb.screen_base); - release_mem_region(fb->fb.fix.smem_start, fb->fb.fix.smem_len); -} - -static struct clcd_board impd1_clcd_data = { - .name = "IM-PD/1", - .caps = CLCD_CAP_5551 | CLCD_CAP_888, - .check = clcdfb_check, - .decode = clcdfb_decode, - .disable = impd1fb_clcd_disable, - .enable = impd1fb_clcd_enable, - .setup = impd1fb_clcd_setup, - .mmap = impd1fb_clcd_mmap, - .remove = impd1fb_clcd_remove, -}; - -struct impd1_device { - unsigned long offset; - unsigned int irq[2]; - unsigned int id; - void *platform_data; -}; - -static struct impd1_device impd1_devs[] = { - { - .offset = 0x00100000, - .irq = { 1 }, - .id = 0x00141011, - }, { - .offset = 0x00200000, - .irq = { 2 }, - .id = 0x00141011, - }, { - .offset = 0x00300000, - .irq = { 3 }, - .id = 0x00041022, - }, { - .offset = 0x00400000, - .irq = { 4 }, - .id = 0x00041061, - }, { - .offset = 0x00500000, - .irq = { 5 }, - .id = 0x00041061, - }, { - .offset = 0x00600000, - .irq = { 6 }, - .id = 0x00041130, - }, { - .offset = 0x00700000, - .irq = { 7, 8 }, - .id = 0x00041181, - .platform_data = &mmc_data, - }, { - .offset = 0x00800000, - .irq = { 9 }, - .id = 0x00041041, - }, { - .offset = 0x01000000, - .irq = { 11 }, - .id = 0x00041110, - .platform_data = &impd1_clcd_data, - } -}; - -/* - * Valid IRQs: 0 thru 9 and 11, 10 unused. - */ -#define IMPD1_VALID_IRQS 0x00000bffU - -/* - * As this module is bool, it is OK to have this as __ref() - no - * probe calls will be done after the initial system bootup, as devices - * are discovered as part of the machine startup. - */ -static int __ref impd1_probe(struct lm_device *dev) -{ - struct impd1_module *impd1; - int irq_base; - int i; - - if (dev->id != module_id) - return -EINVAL; - - if (!devm_request_mem_region(&dev->dev, dev->resource.start, - SZ_4K, "LM registers")) - return -EBUSY; - - impd1 = devm_kzalloc(&dev->dev, sizeof(struct impd1_module), - GFP_KERNEL); - if (!impd1) - return -ENOMEM; - - impd1->base = devm_ioremap(&dev->dev, dev->resource.start, SZ_4K); - if (!impd1->base) - return -ENOMEM; - - integrator_impd1_clk_init(impd1->base, dev->id); - - if (!devm_request_mem_region(&dev->dev, - dev->resource.start + 0x03000000, - SZ_4K, "VIC")) - return -EBUSY; - - impd1->vic_base = devm_ioremap(&dev->dev, - dev->resource.start + 0x03000000, - SZ_4K); - if (!impd1->vic_base) - return -ENOMEM; - - irq_base = vic_init_cascaded(impd1->vic_base, dev->irq, - IMPD1_VALID_IRQS, 0); - - lm_set_drvdata(dev, impd1); - - dev_info(&dev->dev, "IM-PD1 found at 0x%08lx\n", - (unsigned long)dev->resource.start); - - for (i = 0; i < ARRAY_SIZE(impd1_devs); i++) { - struct impd1_device *idev = impd1_devs + i; - struct amba_device *d; - unsigned long pc_base; - char devname[32]; - int irq1 = idev->irq[0]; - int irq2 = idev->irq[1]; - - /* Translate IRQs to IM-PD1 local numberspace */ - if (irq1) - irq1 += irq_base; - if (irq2) - irq2 += irq_base; - - pc_base = dev->resource.start + idev->offset; - snprintf(devname, 32, "lm%x:%5.5lx", dev->id, idev->offset >> 12); - - /* Add GPIO descriptor lookup table for the PL061 block */ - if (idev->offset == 0x00400000) { - struct gpiod_lookup_table *lookup; - char *chipname; - char *mmciname; - - lookup = devm_kzalloc(&dev->dev, - struct_size(lookup, table, 3), - GFP_KERNEL); - chipname = devm_kstrdup(&dev->dev, devname, GFP_KERNEL); - mmciname = devm_kasprintf(&dev->dev, GFP_KERNEL, - "lm%x:00700", dev->id); - if (!lookup || !chipname || !mmciname) - return -ENOMEM; - - lookup->dev_id = mmciname; - /* - * Offsets on GPIO block 1: - * 3 = MMC WP (write protect) - * 4 = MMC CD (card detect) - * - * Offsets on GPIO block 2: - * 0 = Up key - * 1 = Down key - * 2 = Left key - * 3 = Right key - * 4 = Key lower left - * 5 = Key lower right - */ - /* We need the two MMCI GPIO entries */ - lookup->table[0].chip_label = chipname; - lookup->table[0].chip_hwnum = 3; - lookup->table[0].con_id = "wp"; - lookup->table[1].chip_label = chipname; - lookup->table[1].chip_hwnum = 4; - lookup->table[1].con_id = "cd"; - lookup->table[1].flags = GPIO_ACTIVE_LOW; - gpiod_add_lookup_table(lookup); - } - - d = amba_ahb_device_add_res(&dev->dev, devname, pc_base, SZ_4K, - irq1, irq2, - idev->platform_data, idev->id, - &dev->resource); - if (IS_ERR(d)) { - dev_err(&dev->dev, "unable to register device: %ld\n", PTR_ERR(d)); - continue; - } - } - - return 0; -} - -static int impd1_remove_one(struct device *dev, void *data) -{ - device_unregister(dev); - return 0; -} - -static void impd1_remove(struct lm_device *dev) -{ - device_for_each_child(&dev->dev, NULL, impd1_remove_one); - integrator_impd1_clk_exit(dev->id); - - lm_set_drvdata(dev, NULL); -} - -static struct lm_driver impd1_driver = { - .drv = { - .name = "impd1", - /* - * As we're dropping the probe() function, suppress driver - * binding from sysfs. - */ - .suppress_bind_attrs = true, - }, - .probe = impd1_probe, - .remove = impd1_remove, -}; - -static int __init impd1_init(void) -{ - return lm_driver_register(&impd1_driver); -} - -static void __exit impd1_exit(void) -{ - lm_driver_unregister(&impd1_driver); -} - -module_init(impd1_init); -module_exit(impd1_exit); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Integrator/IM-PD1 logic module core driver"); -MODULE_AUTHOR("Deep Blue Solutions Ltd"); diff --git a/arch/arm/mach-integrator/impd1.h b/arch/arm/mach-integrator/impd1.h deleted file mode 100644 index 36124d34c8f7..000000000000 --- a/arch/arm/mach-integrator/impd1.h +++ /dev/null @@ -1,15 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#define IMPD1_LEDS 0x0c -#define IMPD1_INT 0x10 -#define IMPD1_SW 0x14 -#define IMPD1_CTRL 0x18 - -#define IMPD1_CTRL_DISP_LCD (0 << 0) -#define IMPD1_CTRL_DISP_VGA (1 << 0) -#define IMPD1_CTRL_DISP_LCD1 (2 << 0) -#define IMPD1_CTRL_DISP_ENABLE (1 << 2) -#define IMPD1_CTRL_DISP_MASK (7 << 0) - -struct device; - -void impd1_tweak_control(struct device *dev, u32 mask, u32 val); diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c deleted file mode 100644 index 035069ea2c8b..000000000000 --- a/arch/arm/mach-integrator/integrator_ap.c +++ /dev/null @@ -1,233 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * linux/arch/arm/mach-integrator/integrator_ap.c - * - * Copyright (C) 2000-2003 Deep Blue Solutions Ltd - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/syscore_ops.h> -#include <linux/amba/bus.h> -#include <linux/io.h> -#include <linux/irqchip.h> -#include <linux/of_irq.h> -#include <linux/of_address.h> -#include <linux/of_platform.h> -#include <linux/termios.h> -#include <linux/mfd/syscon.h> -#include <linux/regmap.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include "hardware.h" -#include "cm.h" -#include "common.h" -#include "lm.h" - -/* Regmap to the AP system controller */ -static struct regmap *ap_syscon_map; - -/* - * All IO addresses are mapped onto VA 0xFFFx.xxxx, where x.xxxx - * is the (PA >> 12). - * - * Setup a VA for the Integrator interrupt controller (for header #0, - * just for now). - */ -#define VA_IC_BASE __io_address(INTEGRATOR_IC_BASE) - -/* - * Logical Physical - * f1400000 14000000 Interrupt controller - * f1600000 16000000 UART 0 - */ - -static struct map_desc ap_io_desc[] __initdata __maybe_unused = { - { - .virtual = IO_ADDRESS(INTEGRATOR_IC_BASE), - .pfn = __phys_to_pfn(INTEGRATOR_IC_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { - .virtual = IO_ADDRESS(INTEGRATOR_UART0_BASE), - .pfn = __phys_to_pfn(INTEGRATOR_UART0_BASE), - .length = SZ_4K, - .type = MT_DEVICE - } -}; - -static void __init ap_map_io(void) -{ - iotable_init(ap_io_desc, ARRAY_SIZE(ap_io_desc)); -} - -#ifdef CONFIG_PM -static unsigned long ic_irq_enable; - -static int irq_suspend(void) -{ - ic_irq_enable = readl(VA_IC_BASE + IRQ_ENABLE); - return 0; -} - -static void irq_resume(void) -{ - /* disable all irq sources */ - cm_clear_irqs(); - writel(-1, VA_IC_BASE + IRQ_ENABLE_CLEAR); - writel(-1, VA_IC_BASE + FIQ_ENABLE_CLEAR); - - writel(ic_irq_enable, VA_IC_BASE + IRQ_ENABLE_SET); -} -#else -#define irq_suspend NULL -#define irq_resume NULL -#endif - -static struct syscore_ops irq_syscore_ops = { - .suspend = irq_suspend, - .resume = irq_resume, -}; - -static int __init irq_syscore_init(void) -{ - register_syscore_ops(&irq_syscore_ops); - - return 0; -} - -device_initcall(irq_syscore_init); - -/* - * For the PL010 found in the Integrator/AP some of the UART control is - * implemented in the system controller and accessed using a callback - * from the driver. - */ -static void integrator_uart_set_mctrl(struct amba_device *dev, - void __iomem *base, unsigned int mctrl) -{ - unsigned int ctrls = 0, ctrlc = 0, rts_mask, dtr_mask; - u32 phybase = dev->res.start; - int ret; - - if (phybase == INTEGRATOR_UART0_BASE) { - /* UART0 */ - rts_mask = 1 << 4; - dtr_mask = 1 << 5; - } else { - /* UART1 */ - rts_mask = 1 << 6; - dtr_mask = 1 << 7; - } - - if (mctrl & TIOCM_RTS) - ctrlc |= rts_mask; - else - ctrls |= rts_mask; - - if (mctrl & TIOCM_DTR) - ctrlc |= dtr_mask; - else - ctrls |= dtr_mask; - - ret = regmap_write(ap_syscon_map, - INTEGRATOR_SC_CTRLS_OFFSET, - ctrls); - if (ret) - pr_err("MODEM: unable to write PL010 UART CTRLS\n"); - - ret = regmap_write(ap_syscon_map, - INTEGRATOR_SC_CTRLC_OFFSET, - ctrlc); - if (ret) - pr_err("MODEM: unable to write PL010 UART CRTLC\n"); -} - -struct amba_pl010_data ap_uart_data = { - .set_mctrl = integrator_uart_set_mctrl, -}; - -void __init ap_init_early(void) -{ -} - -static void __init ap_init_irq_of(void) -{ - cm_init(); - irqchip_init(); -} - -/* For the Device Tree, add in the UART callbacks as AUXDATA */ -static struct of_dev_auxdata ap_auxdata_lookup[] __initdata = { - OF_DEV_AUXDATA("arm,primecell", INTEGRATOR_UART0_BASE, - "uart0", &ap_uart_data), - OF_DEV_AUXDATA("arm,primecell", INTEGRATOR_UART1_BASE, - "uart1", &ap_uart_data), - { /* sentinel */ }, -}; - -static const struct of_device_id ap_syscon_match[] = { - { .compatible = "arm,integrator-ap-syscon"}, - { }, -}; - -static void __init ap_init_of(void) -{ - u32 sc_dec; - struct device_node *syscon; - int ret; - int i; - - of_platform_default_populate(NULL, ap_auxdata_lookup, NULL); - - syscon = of_find_matching_node(NULL, ap_syscon_match); - if (!syscon) - return; - ap_syscon_map = syscon_node_to_regmap(syscon); - if (IS_ERR(ap_syscon_map)) { - pr_crit("could not find Integrator/AP system controller\n"); - return; - } - - ret = regmap_read(ap_syscon_map, - INTEGRATOR_SC_DEC_OFFSET, - &sc_dec); - if (ret) { - pr_crit("could not read from Integrator/AP syscon\n"); - return; - } - - for (i = 0; i < 4; i++) { - struct lm_device *lmdev; - - if ((sc_dec & (16 << i)) == 0) - continue; - - lmdev = kzalloc(sizeof(struct lm_device), GFP_KERNEL); - if (!lmdev) - continue; - - lmdev->resource.start = 0xc0000000 + 0x10000000 * i; - lmdev->resource.end = lmdev->resource.start + 0x0fffffff; - lmdev->resource.flags = IORESOURCE_MEM; - lmdev->irq = irq_of_parse_and_map(syscon, i); - lmdev->id = i; - - lm_device_register(lmdev); - } -} - -static const char * ap_dt_board_compat[] = { - "arm,integrator-ap", - NULL, -}; - -DT_MACHINE_START(INTEGRATOR_AP_DT, "ARM Integrator/AP (Device Tree)") - .reserve = integrator_reserve, - .map_io = ap_map_io, - .init_early = ap_init_early, - .init_irq = ap_init_irq_of, - .init_machine = ap_init_of, - .dt_compat = ap_dt_board_compat, -MACHINE_END diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c deleted file mode 100644 index b7eb4038798b..000000000000 --- a/arch/arm/mach-integrator/integrator_cp.c +++ /dev/null @@ -1,147 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-integrator/integrator_cp.c - * - * Copyright (C) 2003 Deep Blue Solutions Ltd - */ -#include <linux/kernel.h> -#include <linux/amba/mmci.h> -#include <linux/io.h> -#include <linux/irqchip.h> -#include <linux/of_irq.h> -#include <linux/of_address.h> -#include <linux/of_platform.h> -#include <linux/sched_clock.h> -#include <linux/regmap.h> -#include <linux/mfd/syscon.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include "hardware.h" -#include "cm.h" -#include "common.h" - -/* Base address to the core module header */ -static struct regmap *cm_map; -/* Base address to the CP controller */ -static void __iomem *intcp_con_base; - -#define CM_COUNTER_OFFSET 0x28 - -/* - * Logical Physical - * f1400000 14000000 Interrupt controller - * f1600000 16000000 UART 0 - * fca00000 ca000000 SIC - */ - -static struct map_desc intcp_io_desc[] __initdata __maybe_unused = { - { - .virtual = IO_ADDRESS(INTEGRATOR_IC_BASE), - .pfn = __phys_to_pfn(INTEGRATOR_IC_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { - .virtual = IO_ADDRESS(INTEGRATOR_UART0_BASE), - .pfn = __phys_to_pfn(INTEGRATOR_UART0_BASE), - .length = SZ_4K, - .type = MT_DEVICE - }, { - .virtual = IO_ADDRESS(INTEGRATOR_CP_SIC_BASE), - .pfn = __phys_to_pfn(INTEGRATOR_CP_SIC_BASE), - .length = SZ_4K, - .type = MT_DEVICE - } -}; - -static void __init intcp_map_io(void) -{ - iotable_init(intcp_io_desc, ARRAY_SIZE(intcp_io_desc)); -} - -/* - * It seems that the card insertion interrupt remains active after - * we've acknowledged it. We therefore ignore the interrupt, and - * rely on reading it from the SIC. This also means that we must - * clear the latched interrupt. - */ -static unsigned int mmc_status(struct device *dev) -{ - unsigned int status = readl(__io_address(0xca000000 + 4)); - writel(8, intcp_con_base + 8); - - return status & 8; -} - -static struct mmci_platform_data mmc_data = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .status = mmc_status, -}; - -static u64 notrace intcp_read_sched_clock(void) -{ - unsigned int val; - - /* MMIO so discard return code */ - regmap_read(cm_map, CM_COUNTER_OFFSET, &val); - return val; -} - -static void __init intcp_init_early(void) -{ - cm_map = syscon_regmap_lookup_by_compatible("arm,core-module-integrator"); - if (IS_ERR(cm_map)) - return; - sched_clock_register(intcp_read_sched_clock, 32, 24000000); -} - -static void __init intcp_init_irq_of(void) -{ - cm_init(); - irqchip_init(); -} - -/* - * For the Device Tree, add in the UART, MMC and CLCD specifics as AUXDATA - * and enforce the bus names since these are used for clock lookups. - */ -static struct of_dev_auxdata intcp_auxdata_lookup[] __initdata = { - OF_DEV_AUXDATA("arm,primecell", INTEGRATOR_CP_MMC_BASE, - "mmci", &mmc_data), - { /* sentinel */ }, -}; - -static const struct of_device_id intcp_syscon_match[] = { - { .compatible = "arm,integrator-cp-syscon"}, - { }, -}; - -static void __init intcp_init_of(void) -{ - struct device_node *cpcon; - - cpcon = of_find_matching_node(NULL, intcp_syscon_match); - if (!cpcon) - return; - - intcp_con_base = of_iomap(cpcon, 0); - if (!intcp_con_base) - return; - - of_platform_default_populate(NULL, intcp_auxdata_lookup, NULL); -} - -static const char * intcp_dt_board_compat[] = { - "arm,integrator-cp", - NULL, -}; - -DT_MACHINE_START(INTEGRATOR_CP_DT, "ARM Integrator/CP (Device Tree)") - .reserve = integrator_reserve, - .map_io = intcp_map_io, - .init_early = intcp_init_early, - .init_irq = intcp_init_irq_of, - .init_machine = intcp_init_of, - .dt_compat = intcp_dt_board_compat, -MACHINE_END diff --git a/arch/arm/mach-integrator/lm.c b/arch/arm/mach-integrator/lm.c deleted file mode 100644 index 55cd173d1d76..000000000000 --- a/arch/arm/mach-integrator/lm.c +++ /dev/null @@ -1,96 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-integrator/lm.c - * - * Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved. - */ -#include <linux/module.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/slab.h> - -#include "lm.h" - -#define to_lm_device(d) container_of(d, struct lm_device, dev) -#define to_lm_driver(d) container_of(d, struct lm_driver, drv) - -static int lm_match(struct device *dev, struct device_driver *drv) -{ - return 1; -} - -static int lm_bus_probe(struct device *dev) -{ - struct lm_device *lmdev = to_lm_device(dev); - struct lm_driver *lmdrv = to_lm_driver(dev->driver); - - return lmdrv->probe(lmdev); -} - -static int lm_bus_remove(struct device *dev) -{ - struct lm_device *lmdev = to_lm_device(dev); - struct lm_driver *lmdrv = to_lm_driver(dev->driver); - - if (lmdrv->remove) - lmdrv->remove(lmdev); - return 0; -} - -static struct bus_type lm_bustype = { - .name = "logicmodule", - .match = lm_match, - .probe = lm_bus_probe, - .remove = lm_bus_remove, -// .suspend = lm_bus_suspend, -// .resume = lm_bus_resume, -}; - -static int __init lm_init(void) -{ - return bus_register(&lm_bustype); -} - -postcore_initcall(lm_init); - -int lm_driver_register(struct lm_driver *drv) -{ - drv->drv.bus = &lm_bustype; - return driver_register(&drv->drv); -} - -void lm_driver_unregister(struct lm_driver *drv) -{ - driver_unregister(&drv->drv); -} - -static void lm_device_release(struct device *dev) -{ - struct lm_device *d = to_lm_device(dev); - - kfree(d); -} - -int lm_device_register(struct lm_device *dev) -{ - int ret; - - dev->dev.release = lm_device_release; - dev->dev.bus = &lm_bustype; - - ret = dev_set_name(&dev->dev, "lm%d", dev->id); - if (ret) - return ret; - dev->resource.name = dev_name(&dev->dev); - - ret = request_resource(&iomem_resource, &dev->resource); - if (ret == 0) { - ret = device_register(&dev->dev); - if (ret) - release_resource(&dev->resource); - } - return ret; -} - -EXPORT_SYMBOL(lm_driver_register); -EXPORT_SYMBOL(lm_driver_unregister); diff --git a/arch/arm/mach-integrator/lm.h b/arch/arm/mach-integrator/lm.h deleted file mode 100644 index 172966a699bd..000000000000 --- a/arch/arm/mach-integrator/lm.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ - -struct lm_device { - struct device dev; - struct resource resource; - unsigned int irq; - unsigned int id; -}; - -struct lm_driver { - struct device_driver drv; - int (*probe)(struct lm_device *); - void (*remove)(struct lm_device *); - int (*suspend)(struct lm_device *, pm_message_t); - int (*resume)(struct lm_device *); -}; - -int lm_driver_register(struct lm_driver *drv); -void lm_driver_unregister(struct lm_driver *drv); - -int lm_device_register(struct lm_device *dev); - -#define lm_get_drvdata(lm) dev_get_drvdata(&(lm)->dev) -#define lm_set_drvdata(lm,d) dev_set_drvdata(&(lm)->dev, d) |