diff options
Diffstat (limited to 'target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x')
22 files changed, 0 insertions, 1032 deletions
diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Kconfig b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Kconfig deleted file mode 100644 index 372c9b87b9..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Kconfig +++ /dev/null @@ -1,29 +0,0 @@ -if ARCH_MCS814X - -config MCS8140 - bool - select CPU_ARM926T - -menu "Moschip MCS8140 boards" - -config MACH_DLAN_USB_EXT - bool "Devolo dLAN USB Extender" - select MCS8140 - select NEW_LEDS - select LEDS_CLASS - select LEDS_GPIO - help - Machine support for the Devolo dLAN USB Extender - -config MACH_RBT_832 - bool "Tigal RBT-832" - select MCS8140 - select NEW_LEDS - select LEDS_CLASS - select LEDS_GPIO - help - Machine support for the Tigal RBT-832 board - -endmenu - -endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile deleted file mode 100644 index 68c5f4a9f5..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -obj-y += clock.o -obj-y += common.o -obj-y += irq.o -obj-y += timer.o -obj-y += board-mcs8140-dt.o diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile.boot b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile.boot deleted file mode 100644 index b5725078d7..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/Makefile.boot +++ /dev/null @@ -1,4 +0,0 @@ - zreladdr-y := 0x00008000 - -dtb-$(CONFIG_MACH_DLAN_USB_EXT) += dlan-usb-extender.dtb -dtb-$(CONFIG_MACH_RBT_832) += rbt-832.dtb diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/board-mcs8140-dt.c b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/board-mcs8140-dt.c deleted file mode 100644 index 9f6625cdc7..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/board-mcs8140-dt.c +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Setup code for Moschip MCS8140-based board using Device Tree - * - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * Licensed under GPLv2. - */ -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio.h> -#include <linux/irqdomain.h> -#include <linux/of_platform.h> - -#include "common.h" - -#include <asm/setup.h> -#include <asm/irq.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -static void __init mcs814x_dt_device_init(void) -{ - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); - mcs814x_init_machine(); -} - -static const char *mcs8140_dt_board_compat[] __initdata = { - "moschip,mcs8140", - NULL, /* sentinel */ -}; - -DT_MACHINE_START(mcs8140_dt, "Moschip MCS8140 board") - /* Maintainer: Florian Fainelli <florian@openwrt.org> */ - .timer = &mcs814x_timer, - .map_io = mcs814x_map_io, - .init_early = mcs814x_clk_init, - .init_irq = mcs814x_of_irq_init, - .init_machine = mcs814x_dt_device_init, - .restart = mcs814x_restart, - .dt_compat = mcs8140_dt_board_compat, - .handle_irq = mcs814x_handle_irq, -MACHINE_END - diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/clock.c b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/clock.c deleted file mode 100644 index 413bfecaa1..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/clock.c +++ /dev/null @@ -1,271 +0,0 @@ -/* - * Moschip MCS814x clock routines - * - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * Licensed under GPLv2 - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/export.h> -#include <linux/spinlock.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clkdev.h> -#include <linux/clk.h> - -#include <mach/mcs814x.h> - -#include "common.h" - -#define KHZ 1000 -#define MHZ (KHZ * KHZ) - -struct clk_ops { - unsigned long (*get_rate)(struct clk *clk); - int (*set_rate)(struct clk *clk, unsigned long rate); - struct clk *(*get_parent)(struct clk *clk); - int (*enable)(struct clk *clk, int enable); -}; - -struct clk { - struct clk *parent; /* parent clk */ - unsigned long rate; /* clock rate in Hz */ - unsigned long divider; /* clock divider */ - u32 usecount; /* reference count */ - struct clk_ops *ops; /* clock operation */ - u32 enable_reg; /* clock enable register */ - u32 enable_mask; /* clock enable mask */ -}; - -static unsigned long clk_divide_parent(struct clk *clk) -{ - if (clk->parent && clk->divider) - return clk_get_rate(clk->parent) / clk->divider; - else - return 0; -} - -static int clk_local_onoff_enable(struct clk *clk, int enable) -{ - u32 tmp; - - /* no enable_reg means the clock is always enabled */ - if (!clk->enable_reg) - return 0; - - tmp = readl_relaxed(mcs814x_sysdbg_base + clk->enable_reg); - if (!enable) - tmp &= ~clk->enable_mask; - else - tmp |= clk->enable_mask; - - writel_relaxed(tmp, mcs814x_sysdbg_base + clk->enable_reg); - - return 0; -} - -static struct clk_ops default_clk_ops = { - .get_rate = clk_divide_parent, - .enable = clk_local_onoff_enable, -}; - -static DEFINE_SPINLOCK(clocks_lock); - -static const unsigned long cpu_freq_table[] = { - 175000, - 300000, - 125000, - 137500, - 212500, - 250000, - 162500, - 187500, - 162500, - 150000, - 225000, - 237500, - 200000, - 262500, - 275000, - 287500 -}; - -static struct clk clk_cpu; - -/* System clock is fixed at 50Mhz */ -static struct clk clk_sys = { - .rate = 50 * MHZ, -}; - -static struct clk clk_sdram; - -static struct clk clk_timer0 = { - .parent = &clk_sdram, - .divider = 2, - .ops = &default_clk_ops, -}; - -static struct clk clk_timer1_2 = { - .parent = &clk_sys, -}; - -/* Watchdog clock is system clock / 128 */ -static struct clk clk_wdt = { - .parent = &clk_sys, - .divider = 128, - .ops = &default_clk_ops, -}; - -static struct clk clk_emac = { - .ops = &default_clk_ops, - .enable_reg = SYSDBG_SYSCTL, - .enable_mask = SYSCTL_EMAC, -}; - -static struct clk clk_ephy = { - .ops = &default_clk_ops, - .enable_reg = SYSDBG_PLL_CTL, - .enable_mask = ~SYSCTL_EPHY, /* active low */ -}; - -static struct clk clk_cipher = { - .ops = &default_clk_ops, - .enable_reg = SYSDBG_SYSCTL, - .enable_mask = SYSCTL_CIPHER, -}; - -#define CLK(_dev, _con, _clk) \ -{ .dev_id = (_dev), .con_id = (_con), .clk = (_clk) }, - -static struct clk_lookup mcs814x_chip_clks[] = { - CLK("cpu", NULL, &clk_cpu) - CLK("sys", NULL, &clk_sys) - CLK("sdram", NULL, &clk_sdram) - /* 32-bits timer0 */ - CLK("timer0", NULL, &clk_timer0) - /* 16-bits timer1 */ - CLK("timer1", NULL, &clk_timer1_2) - /* 64-bits timer2, same as timer 1 */ - CLK("timer2", NULL, &clk_timer1_2) - CLK(NULL, "wdt", &clk_wdt) - CLK(NULL, "emac", &clk_emac) - CLK(NULL, "ephy", &clk_ephy) - CLK(NULL, "cipher", &clk_cipher) -}; - -static void local_clk_disable(struct clk *clk) -{ - WARN_ON(!clk->usecount); - - if (clk->usecount > 0) { - clk->usecount--; - - if ((clk->usecount == 0) && (clk->ops->enable)) - clk->ops->enable(clk, 0); - - if (clk->parent) - local_clk_disable(clk->parent); - } -} - -static int local_clk_enable(struct clk *clk) -{ - int ret = 0; - - if (clk->parent) - ret = local_clk_enable(clk->parent); - - if (ret) - return ret; - - if ((clk->usecount == 0) && (clk->ops->enable)) - ret = clk->ops->enable(clk, 1); - - if (!ret) - clk->usecount++; - else if (clk->parent && clk->parent->ops->enable) - local_clk_disable(clk->parent); - - return ret; -} - -int clk_enable(struct clk *clk) -{ - int ret; - unsigned long flags; - - spin_lock_irqsave(&clocks_lock, flags); - ret = local_clk_enable(clk); - spin_unlock_irqrestore(&clocks_lock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *clk) -{ - unsigned long flags; - - spin_lock_irqsave(&clocks_lock, flags); - local_clk_disable(clk); - spin_unlock_irqrestore(&clocks_lock, flags); -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - if (unlikely(IS_ERR_OR_NULL(clk))) - return 0; - - if (clk->rate) - return clk->rate; - - if (clk->ops && clk->ops->get_rate) - return clk->ops->get_rate(clk); - - return clk_get_rate(clk->parent); -} -EXPORT_SYMBOL(clk_get_rate); - -struct clk *clk_get_parent(struct clk *clk) -{ - unsigned long flags; - - if (unlikely(IS_ERR_OR_NULL(clk))) - return NULL; - - if (!clk->ops || !clk->ops->get_parent) - return clk->parent; - - spin_lock_irqsave(&clocks_lock, flags); - clk->parent = clk->ops->get_parent(clk); - spin_unlock_irqrestore(&clocks_lock, flags); - - return clk->parent; -} -EXPORT_SYMBOL(clk_get_parent); - -void __init mcs814x_clk_init(void) -{ - u32 bs1; - u8 cpu_freq; - - clkdev_add_table(mcs814x_chip_clks, ARRAY_SIZE(mcs814x_chip_clks)); - - /* read the bootstrap registers to know the exact clocking scheme */ - bs1 = readl_relaxed(mcs814x_sysdbg_base + SYSDBG_BS1); - cpu_freq = (bs1 >> CPU_FREQ_SHIFT) & CPU_FREQ_MASK; - - pr_info("CPU frequency: %lu (kHz)\n", cpu_freq_table[cpu_freq]); - clk_cpu.rate = cpu_freq * KHZ; - - /* read SDRAM frequency */ - if (bs1 & SDRAM_FREQ_BIT) - clk_sdram.rate = 100 * MHZ; - else - clk_sdram.rate = 133 * MHZ; - - pr_info("SDRAM frequency: %lu (MHz)\n", clk_sdram.rate / MHZ); -} - diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.c b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.c deleted file mode 100644 index 68b0a0dd1f..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * arch/arm/mach-mcs814x/common.c - * - * Core functions for Moschip MCS814x SoCs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/gpio.h> -#include <linux/of.h> -#include <linux/of_address.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <mach/mcs814x.h> -#include <mach/cpu.h> -#include <asm/pgtable.h> -#include <asm/mach/map.h> - -void __iomem *mcs814x_sysdbg_base; - -static struct map_desc mcs814x_io_desc[] __initdata = { - { - .virtual = MCS814X_IO_BASE, - .pfn = __phys_to_pfn(MCS814X_IO_START), - .length = MCS814X_IO_SIZE, - .type = MT_DEVICE - }, -}; - -struct cpu_mode { - const char *name; - int gpio_start; - int gpio_end; -}; - -static const struct cpu_mode cpu_modes[] = { - { - .name = "I2S", - .gpio_start = 4, - .gpio_end = 8, - }, - { - .name = "UART", - .gpio_start = 4, - .gpio_end = 9, - }, - { - .name = "External MII", - .gpio_start = 0, - .gpio_end = 16, - }, - { - .name = "Normal", - .gpio_start = -1, - .gpio_end = -1, - }, -}; - -static void mcs814x_eth_hardware_filter_set(u8 value) -{ - u32 reg; - - reg = readl_relaxed(MCS814X_VIRT_BASE + MCS814X_DBGLED); - if (value) - reg |= 0x80; - else - reg &= ~0x80; - writel_relaxed(reg, MCS814X_VIRT_BASE + MCS814X_DBGLED); -} - -static void mcs814x_eth_led_cfg_set(u8 cfg) -{ - u32 reg; - - reg = readl_relaxed(mcs814x_sysdbg_base + SYSDBG_BS2); - reg &= ~LED_CFG_MASK; - reg |= cfg; - writel_relaxed(reg, mcs814x_sysdbg_base + SYSDBG_BS2); -} - -static void mcs814x_eth_buffer_shifting_set(u8 value) -{ - u8 reg; - - reg = readb_relaxed(mcs814x_sysdbg_base + SYSDBG_SYSCTL_MAC); - if (value) - reg |= BUF_SHIFT_BIT; - else - reg &= ~BUF_SHIFT_BIT; - writeb_relaxed(reg, mcs814x_sysdbg_base + SYSDBG_SYSCTL_MAC); -} - -static struct of_device_id mcs814x_eth_ids[] __initdata = { - { .compatible = "moschip,nuport-mac", }, - { /* sentinel */ }, -}; - -/* Configure platform specific knobs based on ethernet device node - * properties */ -static void mcs814x_eth_init(void) -{ - struct device_node *np; - const unsigned int *intspec; - - np = of_find_matching_node(NULL, mcs814x_eth_ids); - if (!np) - return; - - /* hardware filter must always be enabled */ - mcs814x_eth_hardware_filter_set(1); - - intspec = of_get_property(np, "nuport-mac,buffer-shifting", NULL); - if (!intspec) - mcs814x_eth_buffer_shifting_set(0); - else - mcs814x_eth_buffer_shifting_set(1); - - intspec = of_get_property(np, "nuport-mac,link-activity", NULL); - if (intspec) - mcs814x_eth_led_cfg_set(be32_to_cpup(intspec)); - - of_node_put(np); -} - -void __init mcs814x_init_machine(void) -{ - u32 bs2, cpu_mode; - int gpio; - - bs2 = readl_relaxed(mcs814x_sysdbg_base + SYSDBG_BS2); - cpu_mode = (bs2 >> CPU_MODE_SHIFT) & CPU_MODE_MASK; - - pr_info("CPU mode: %s\n", cpu_modes[cpu_mode].name); - - /* request the gpios since the pins are muxed for functionnality */ - for (gpio = cpu_modes[cpu_mode].gpio_start; - gpio == cpu_modes[cpu_mode].gpio_end; gpio++) { - if (gpio != -1) - gpio_request(gpio, cpu_modes[cpu_mode].name); - } - - mcs814x_eth_init(); -} - -void __init mcs814x_map_io(void) -{ - iotable_init(mcs814x_io_desc, ARRAY_SIZE(mcs814x_io_desc)); - - mcs814x_sysdbg_base = ioremap(MCS814X_IO_START + MCS814X_SYSDBG, - MCS814X_SYSDBG_SIZE); - if (!mcs814x_sysdbg_base) - panic("unable to remap sysdbg base"); -} - -void mcs814x_restart(char mode, const char *cmd) -{ - writel_relaxed(~(1 << 31), mcs814x_sysdbg_base); -} diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.h deleted file mode 100644 index e523abeb21..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/common.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef __ARCH_MCS814X_COMMON_H -#define __ARCH_MCS814X_COMMON_H - -#include <asm/mach/time.h> - -void mcs814x_map_io(void); -void mcs814x_clk_init(void); -void mcs814x_of_irq_init(void); -void mcs814x_init_machine(void); -void mcs814x_handle_irq(struct pt_regs *regs); -void mcs814x_restart(char mode, const char *cmd); -extern struct sys_timer mcs814x_timer; -extern void __iomem *mcs814x_sysdbg_base; - -#endif /* __ARCH_MCS814X_COMMON_H */ diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/cpu.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/cpu.h deleted file mode 100644 index 1ef3c4a036..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/cpu.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef __ASM_ARCH_CPU_H__ -#define __ASM_ARCH_CPU_H__ - -#include <asm/cputype.h> - -#define MCS8140_ID 0x41069260 /* ARM926EJ-S */ -#define MCS814X_MASK 0xff0ffff0 - -#ifdef CONFIG_MCS8140 -/* Moschip MCS8140 is based on an ARM926EJ-S core */ -#define soc_is_mcs8140() ((read_cpuid_id() & MCS814X_MASK) == MCS8140_ID) -#else -#define soc_is_mcs8140() (0) -#endif /* !CONFIG_MCS8140 */ - -#endif /* __ASM_ARCH_CPU_H__ */ diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/debug-macro.S b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/debug-macro.S deleted file mode 100644 index 93ecea4ed2..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/debug-macro.S +++ /dev/null @@ -1,11 +0,0 @@ -#include <mach/mcs814x.h> - - .macro addruart, rp, rv, tmp - ldr \rp, =MCS814X_PHYS_BASE - ldr \rv, =MCS814X_VIRT_BASE - orr \rp, \rp, #MCS814X_UART - orr \rv, \rv, #MCS814X_UART - .endm - -#define UART_SHIFT 2 -#include <asm/hardware/debug-8250.S> diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/entry-macro.S b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/entry-macro.S deleted file mode 100644 index 16d2d6d1af..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/entry-macro.S +++ /dev/null @@ -1,6 +0,0 @@ -#include <mach/mcs814x.h> - .macro disable_fiq - .endm - - .macro arch_ret_to_user, tmp1, tmp2 - .endm diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/gpio.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/gpio.h deleted file mode 100644 index 20240c2ea2..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/gpio.h +++ /dev/null @@ -1,21 +0,0 @@ -#ifndef __ASM_ARCH_GPIO_H -#define __ASM_ARCH_GPIO_H - -/* new generic GPIO API */ -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep - -static inline int gpio_to_irq(unsigned gpio) -{ - return -EINVAL; -} - -static inline int irq_to_gpio(unsigned irq) -{ - return -EINVAL; -} - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/hardware.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/hardware.h deleted file mode 100644 index 529f648ae6..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/hardware.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_HARDWARE_H -#define __ASM_ARCH_HARDWARE_H - -#include "mcs814x.h" - -#endif - diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/io.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/io.h deleted file mode 100644 index 80e56f6ca7..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/io.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARM_ARCH_IO_H -#define __ASM_ARM_ARCH_IO_H - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * We don't support ins[lb]/outs[lb]. Make them fault. - */ -#define __raw_readsb(p, d, l) do { *(int *)0 = 0; } while (0) -#define __raw_readsl(p, d, l) do { *(int *)0 = 0; } while (0) -#define __raw_writesb(p, d, l) do { *(int *)0 = 0; } while (0) -#define __raw_writesl(p, d, l) do { *(int *)0 = 0; } while (0) - -#define __io(a) __typesafe_io(a) -#define __mem_pci(a) (a) - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/irqs.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/irqs.h deleted file mode 100644 index 7b9e07c1a7..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/irqs.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_IRQS_H -#define __ASM_ARCH_IRQS_H - -#define FIQ_START 0 - -#define NR_IRQS 32 - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/mcs814x.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/mcs814x.h deleted file mode 100644 index 8252d33a7d..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/mcs814x.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_MCS814X_H -#define __ASM_ARCH_MCS814X_H - -#define MCS814X_IO_BASE 0xF0000000 -#define MCS814X_IO_START 0x40000000 -#define MCS814X_IO_SIZE 0x00100000 - -/* IRQ controller register offset */ -#define MCS814X_IRQ_ICR 0x00 -#define MCS814X_IRQ_ISR 0x04 -#define MCS814X_IRQ_MASK 0x20 -#define MCS814X_IRQ_STS0 0x40 - -#define MCS814X_PHYS_BASE 0x40000000 -#define MCS814X_VIRT_BASE MCS814X_IO_BASE - -#define MCS814X_UART 0x000DC000 -#define MCS814X_DBGLED 0x000EC000 -#define MCS814X_SYSDBG 0x000F8000 -#define MCS814X_SYSDBG_SIZE 0x50 - -/* System configuration and bootstrap registers */ -#define SYSDBG_BS1 0x00 -#define CPU_FREQ_SHIFT 27 -#define CPU_FREQ_MASK 0x0F -#define SDRAM_FREQ_BIT (1 << 22) - -#define SYSDBG_BS2 0x04 -#define LED_CFG_MASK 0x03 -#define CPU_MODE_SHIFT 23 -#define CPU_MODE_MASK 0x03 - -#define SYSDBG_SYSCTL_MAC 0x1d -#define BUF_SHIFT_BIT (1 << 0) - -#define SYSDBG_SYSCTL 0x08 -#define SYSCTL_EMAC (1 << 0) -#define SYSCTL_EPHY (1 << 0) /* active low */ -#define SYSCTL_CIPHER (1 << 16) - -#define SYSDBG_PLL_CTL 0x3C - -#endif /* __ASM_ARCH_MCS814X_H */ - diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/memory.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/memory.h deleted file mode 100644 index ad87c7ba6a..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/memory.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_MEMORY_H -#define __ASM_ARCH_MEMORY_H - -#define PLAT_PHYS_OFFSET UL(0x00000000) - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/param.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/param.h deleted file mode 100644 index 7ffe70b7d5..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/param.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_PARAM_H -#define __ASM_ARCH_PARAM_H - -#define HZ 100 - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/system.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/system.h deleted file mode 100644 index cf5453df25..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/system.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * Copyright (C) 2012 Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_SYSTEM_H -#define __ASM_ARCH_SYSTEM_H - -static inline void arch_idle(void) -{ - cpu_do_idle(); -} -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/timex.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/timex.h deleted file mode 100644 index f05c8eeb6d..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/timex.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Copyright (C) 2003 Artec Design Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#ifndef __ASM_ARCH_TIMEX_H -#define __ASM_ARCH_TIMEX_H - -/* - * Timex specification for MCS814X - */ -#define CLOCK_TICK_RATE 100 - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/uncompress.h b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/uncompress.h deleted file mode 100644 index cf3ed9a1a6..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/include/mach/uncompress.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_UNCOMPRESS_H -#define __ASM_ARCH_UNCOMPRESS_H - -#include <linux/serial_reg.h> -#include <asm/io.h> -#include <mach/mcs814x.h> -#include <mach/cpu.h> - -#define UART_SHIFT (2) - -/* cannot be static because the code will be inlined */ -void __iomem *uart_base; - -static inline void putc(int c) -{ - while (!(__raw_readb(uart_base + (UART_LSR << UART_SHIFT)) & UART_LSR_TEMT)); - __raw_writeb(c, uart_base + (UART_TX << UART_SHIFT)); -} - -static inline void flush(void) -{ -} - -static inline void arch_decomp_setup(void) -{ - if (soc_is_mcs8140()) - uart_base = (void __iomem *)(MCS814X_PHYS_BASE +MCS814X_UART); -} - -#define arch_decomp_wdog() - -#endif diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/irq.c b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/irq.c deleted file mode 100644 index b49e51190a..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/irq.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Moschip MCS814x generic interrupt controller routines - * - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * Licensed under the GPLv2 - */ -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/of.h> -#include <linux/of_address.h> -#include <linux/irqdomain.h> - -#include <asm/exception.h> -#include <asm/mach/irq.h> -#include <mach/mcs814x.h> - -static void __iomem *mcs814x_intc_base; - -static void __init mcs814x_alloc_gc(void __iomem *base, unsigned int irq_start, - unsigned int num) -{ - struct irq_chip_generic *gc; - struct irq_chip_type *ct; - - gc = irq_alloc_generic_chip("mcs814x-intc", 1, - irq_start, base, handle_level_irq); - if (!gc) - panic("unable to allocate generic irq chip"); - - ct = gc->chip_types; - ct->chip.irq_ack = irq_gc_unmask_enable_reg; - ct->chip.irq_mask = irq_gc_mask_clr_bit; - ct->chip.irq_unmask = irq_gc_mask_set_bit; - ct->regs.mask = MCS814X_IRQ_MASK; - ct->regs.enable = MCS814X_IRQ_ICR; - - irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE, - IRQ_NOREQUEST, 0); - - /* Clear all interrupts */ - writel_relaxed(0xffffffff, base + MCS814X_IRQ_ICR); -} - -asmlinkage void __exception_irq_entry mcs814x_handle_irq(struct pt_regs *regs) -{ - u32 status, irq; - - do { - /* read the status register */ - status = __raw_readl(mcs814x_intc_base + MCS814X_IRQ_STS0); - if (!status) - break; - - irq = ffs(status) - 1; - status |= (1 << irq); - /* clear the interrupt */ - __raw_writel(status, mcs814x_intc_base + MCS814X_IRQ_STS0); - /* call the generic handler */ - handle_IRQ(irq, regs); - - } while (1); -} - -static const struct of_device_id mcs814x_intc_ids[] = { - { .compatible = "moschip,mcs814x-intc" }, - { /* sentinel */ }, -}; - -void __init mcs814x_of_irq_init(void) -{ - struct device_node *np; - - np = of_find_matching_node(NULL, mcs814x_intc_ids); - if (!np) - panic("unable to find compatible intc node in dtb\n"); - - mcs814x_intc_base = of_iomap(np, 0); - if (!mcs814x_intc_base) - panic("unable to map intc cpu registers\n"); - - irq_domain_add_simple(np, 0); - - of_node_put(np); - - mcs814x_alloc_gc(mcs814x_intc_base, 0, 32); -} - diff --git a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/timer.c b/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/timer.c deleted file mode 100644 index 571f9e888c..0000000000 --- a/target/linux/mcs814x/files-3.3/arch/arm/mach-mcs814x/timer.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Moschip MCS814x timer routines - * - * Copyright (C) 2012, Florian Fainelli <florian@openwrt.org> - * - * Licensed under GPLv2 - */ -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/time.h> -#include <linux/timex.h> -#include <linux/irq.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/of.h> -#include <linux/of_address.h> - -#include <asm/mach/time.h> -#include <mach/mcs814x.h> - -/* Timer block registers */ -#define TIMER_VAL 0x00 -#define TIMER_CTL 0x04 -#define TIMER_CTL_EN 0x01 -#define TIMER_CTL_DBG 0x02 - -static u32 last_reload; -static u32 timer_correct; -static u32 clock_rate; -static u32 timer_reload_value; -static void __iomem *mcs814x_timer_base; - -static inline unsigned long ticks2usecs(u32 x) -{ - return x / (clock_rate / 1000000); -} - -/* - * Returns number of ms since last clock interrupt. Note that interrupts - * will have been disabled by do_gettimeoffset() - */ -static unsigned long mcs814x_gettimeoffset(void) -{ - u32 ticks = readl_relaxed(mcs814x_timer_base + TIMER_VAL); - - if (ticks < last_reload) - return ticks2usecs(ticks + (u32)(0xffffffff - last_reload)); - else - return ticks2usecs(ticks - last_reload); -} - - -static irqreturn_t mcs814x_timer_interrupt(int irq, void *dev_id) -{ - u32 count = readl_relaxed(mcs814x_timer_base + TIMER_VAL); - - /* take into account delay up to this moment */ - last_reload = count + timer_correct + timer_reload_value; - - if (last_reload < timer_reload_value) { - last_reload = timer_reload_value; - } else { - if (timer_correct == 0) - timer_correct = readl_relaxed(mcs814x_timer_base + TIMER_VAL) - count; - } - writel_relaxed(last_reload, mcs814x_timer_base + TIMER_VAL); - - timer_tick(); - - return IRQ_HANDLED; -} - -static struct irqaction mcs814x_timer_irq = { - .name = "mcs814x-timer", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = mcs814x_timer_interrupt, -}; - -static struct of_device_id mcs814x_timer_ids[] = { - { .compatible = "moschip,mcs814x-timer" }, - { /* sentinel */ }, -}; - -static void __init mcs814x_of_timer_init(void) -{ - struct device_node *np; - const unsigned int *intspec; - - np = of_find_matching_node(NULL, mcs814x_timer_ids); - if (!np) - panic("unable to find compatible timer node in dtb"); - - mcs814x_timer_base = of_iomap(np, 0); - if (!mcs814x_timer_base) - panic("unable to remap timer cpu registers"); - - intspec = of_get_property(np, "interrupts", NULL); - if (!intspec) - panic("no interrupts property for timer"); - - mcs814x_timer_irq.irq = be32_to_cpup(intspec); -} - -static void __init mcs814x_timer_init(void) -{ - struct clk *clk; - - clk = clk_get_sys("timer0", NULL); - if (IS_ERR_OR_NULL(clk)) - panic("unable to get timer0 clock"); - - clock_rate = clk_get_rate(clk); - - mcs814x_of_timer_init(); - - pr_info("Timer frequency: %d (kHz)\n", clock_rate / 1000); - - timer_reload_value = 0xffffffff - (clock_rate / HZ); - - /* disable timer */ - writel_relaxed(~TIMER_CTL_EN, mcs814x_timer_base + TIMER_CTL); - writel_relaxed(timer_reload_value, mcs814x_timer_base + TIMER_VAL); - last_reload = timer_reload_value; - - setup_irq(mcs814x_timer_irq.irq, &mcs814x_timer_irq); - /* enable timer, stop timer in debug mode */ - writel_relaxed(TIMER_CTL_EN | TIMER_CTL_DBG, - mcs814x_timer_base + TIMER_CTL); -} - -struct sys_timer mcs814x_timer = { - .init = mcs814x_timer_init, - .offset = mcs814x_gettimeoffset, -}; |