Merge branch 'for_rmk' of git://git.linaro.org/kernel/linux-linaro-next into devel-stable
diff --git a/MAINTAINERS b/MAINTAINERS
index 668682d..1358e37 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -973,6 +973,13 @@
F: arch/arm/mach-shmobile/
F: drivers/sh/
+ARM/TELECHIPS ARM ARCHITECTURE
+M: "Hans J. Koch" <hjk@linutronix.de>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/plat-tcc/
+F: arch/arm/mach-tcc8k/
+
ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 1273ee8..ca5aa5a 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -747,6 +747,15 @@
Support for the StrongARM based Digital DNARD machine, also known
as "Shark" (<http://www.shark-linux.de/shark.html>).
+config ARCH_TCC_926
+ bool "Telechips TCC ARM926-based systems"
+ select CPU_ARM926T
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select GENERIC_CLOCKEVENTS
+ help
+ Support for Telechips TCC ARM926-based systems.
+
config ARCH_LH7A40X
bool "Sharp LH7A40X"
select CPU_ARM922T
@@ -915,6 +924,8 @@
source "arch/arm/plat-spear/Kconfig"
+source "arch/arm/plat-tcc/Kconfig"
+
if ARCH_S3C2410
source "arch/arm/mach-s3c2400/Kconfig"
source "arch/arm/mach-s3c2410/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 30a21dd..5022559 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -183,6 +183,7 @@
machine-$(CONFIG_ARCH_SHMOBILE) := shmobile
machine-$(CONFIG_ARCH_STMP378X) := stmp378x
machine-$(CONFIG_ARCH_STMP37XX) := stmp37xx
+machine-$(CONFIG_ARCH_TCC8K) := tcc8k
machine-$(CONFIG_ARCH_TEGRA) := tegra
machine-$(CONFIG_ARCH_U300) := u300
machine-$(CONFIG_ARCH_U8500) := ux500
@@ -202,6 +203,7 @@
plat-$(CONFIG_ARCH_OMAP) := omap
plat-$(CONFIG_ARCH_S3C64XX) := samsung
plat-$(CONFIG_ARCH_STMP3XXX) := stmp3xxx
+plat-$(CONFIG_ARCH_TCC_926) := tcc
plat-$(CONFIG_PLAT_IOP) := iop
plat-$(CONFIG_PLAT_NOMADIK) := nomadik
plat-$(CONFIG_PLAT_ORION) := orion
diff --git a/arch/arm/mach-tcc8k/Kconfig b/arch/arm/mach-tcc8k/Kconfig
new file mode 100644
index 0000000..ad86415
--- /dev/null
+++ b/arch/arm/mach-tcc8k/Kconfig
@@ -0,0 +1,11 @@
+if ARCH_TCC8K
+
+comment "TCC8000 systems:"
+
+config MACH_TCC8000_SDK
+ bool "Telechips TCC8000-SDK development kit"
+ default y
+ help
+ Support for the Telechips TCC8000-SDK board.
+
+endif
diff --git a/arch/arm/mach-tcc8k/Makefile b/arch/arm/mach-tcc8k/Makefile
new file mode 100644
index 0000000..9bacf31
--- /dev/null
+++ b/arch/arm/mach-tcc8k/Makefile
@@ -0,0 +1,9 @@
+#
+# Makefile for TCC8K boards and common files.
+#
+
+# Common support
+obj-y += clock.o irq.o time.o io.o devices.o
+
+# Board specific support
+obj-$(CONFIG_MACH_TCC8000_SDK) += board-tcc8000-sdk.o
diff --git a/arch/arm/mach-tcc8k/Makefile.boot b/arch/arm/mach-tcc8k/Makefile.boot
new file mode 100644
index 0000000..f135c9d
--- /dev/null
+++ b/arch/arm/mach-tcc8k/Makefile.boot
@@ -0,0 +1,3 @@
+ zreladdr-y := 0x20008000
+params_phys-y := 0x20000100
+initrd_phys-y := 0x20800000
diff --git a/arch/arm/mach-tcc8k/board-tcc8000-sdk.c b/arch/arm/mach-tcc8k/board-tcc8000-sdk.c
new file mode 100644
index 0000000..4e42555
--- /dev/null
+++ b/arch/arm/mach-tcc8k/board-tcc8000-sdk.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+
+#include <mach/clock.h>
+
+#include "common.h"
+
+#define XI_FREQUENCY 12000000
+#define XTI_FREQUENCY 32768
+
+#ifdef CONFIG_MTD_NAND_TCC
+/* NAND */
+static struct tcc_nand_platform_data tcc8k_sdk_nand_data = {
+ .width = 1,
+ .hw_ecc = 0,
+};
+#endif
+
+static void __init tcc8k_init(void)
+{
+#ifdef CONFIG_MTD_NAND_TCC
+ tcc_nand_device.dev.platform_data = &tcc8k_sdk_nand_data;
+ platform_device_register(&tcc_nand_device);
+#endif
+}
+
+static void __init tcc8k_init_timer(void)
+{
+ tcc_clocks_init(XI_FREQUENCY, XTI_FREQUENCY);
+}
+
+static struct sys_timer tcc8k_timer = {
+ .init = tcc8k_init_timer,
+};
+
+static void __init tcc8k_map_io(void)
+{
+ tcc8k_map_common_io();
+}
+
+MACHINE_START(TCC8000_SDK, "Telechips TCC8000-SDK Demo Board")
+ .phys_io = 0x90000000,
+ .io_pg_offst = ((0xf1000000) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x00000100,
+ .map_io = tcc8k_map_io,
+ .init_irq = tcc8k_init_irq,
+ .init_machine = tcc8k_init,
+ .timer = &tcc8k_timer,
+MACHINE_END
diff --git a/arch/arm/mach-tcc8k/clock.c b/arch/arm/mach-tcc8k/clock.c
new file mode 100644
index 0000000..ba32a15
--- /dev/null
+++ b/arch/arm/mach-tcc8k/clock.c
@@ -0,0 +1,567 @@
+/*
+ * Lowlevel clock handling for Telechips TCC8xxx SoCs
+ *
+ * Copyright (C) 2010 by Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL v2
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/spinlock.h>
+
+#include <asm/clkdev.h>
+
+#include <mach/clock.h>
+#include <mach/irqs.h>
+#include <mach/tcc8k-regs.h>
+
+#include "common.h"
+
+#define BCLKCTR0 (CKC_BASE + BCLKCTR0_OFFS)
+#define BCLKCTR1 (CKC_BASE + BCLKCTR1_OFFS)
+
+#define ACLKREF (CKC_BASE + ACLKREF_OFFS)
+#define ACLKUART0 (CKC_BASE + ACLKUART0_OFFS)
+#define ACLKUART1 (CKC_BASE + ACLKUART1_OFFS)
+#define ACLKUART2 (CKC_BASE + ACLKUART2_OFFS)
+#define ACLKUART3 (CKC_BASE + ACLKUART3_OFFS)
+#define ACLKUART4 (CKC_BASE + ACLKUART4_OFFS)
+#define ACLKI2C (CKC_BASE + ACLKI2C_OFFS)
+#define ACLKADC (CKC_BASE + ACLKADC_OFFS)
+#define ACLKUSBH (CKC_BASE + ACLKUSBH_OFFS)
+#define ACLKLCD (CKC_BASE + ACLKLCD_OFFS)
+#define ACLKSDH0 (CKC_BASE + ACLKSDH0_OFFS)
+#define ACLKSDH1 (CKC_BASE + ACLKSDH1_OFFS)
+#define ACLKSPI0 (CKC_BASE + ACLKSPI0_OFFS)
+#define ACLKSPI1 (CKC_BASE + ACLKSPI1_OFFS)
+#define ACLKSPDIF (CKC_BASE + ACLKSPDIF_OFFS)
+#define ACLKC3DEC (CKC_BASE + ACLKC3DEC_OFFS)
+#define ACLKCAN0 (CKC_BASE + ACLKCAN0_OFFS)
+#define ACLKCAN1 (CKC_BASE + ACLKCAN1_OFFS)
+#define ACLKGSB0 (CKC_BASE + ACLKGSB0_OFFS)
+#define ACLKGSB1 (CKC_BASE + ACLKGSB1_OFFS)
+#define ACLKGSB2 (CKC_BASE + ACLKGSB2_OFFS)
+#define ACLKGSB3 (CKC_BASE + ACLKGSB3_OFFS)
+#define ACLKUSBH (CKC_BASE + ACLKUSBH_OFFS)
+#define ACLKTCT (CKC_BASE + ACLKTCT_OFFS)
+#define ACLKTCX (CKC_BASE + ACLKTCX_OFFS)
+#define ACLKTCZ (CKC_BASE + ACLKTCZ_OFFS)
+
+/* Crystal frequencies */
+static unsigned long xi_rate, xti_rate;
+
+static void __iomem *pll_cfg_addr(int pll)
+{
+ switch (pll) {
+ case 0: return (CKC_BASE + PLL0CFG_OFFS);
+ case 1: return (CKC_BASE + PLL1CFG_OFFS);
+ case 2: return (CKC_BASE + PLL2CFG_OFFS);
+ default:
+ BUG();
+ }
+}
+
+static int pll_enable(int pll, int enable)
+{
+ u32 reg;
+ void __iomem *addr = pll_cfg_addr(pll);
+
+ reg = __raw_readl(addr);
+ if (enable)
+ reg &= ~PLLxCFG_PD;
+ else
+ reg |= PLLxCFG_PD;
+
+ __raw_writel(reg, addr);
+ return 0;
+}
+
+static int xi_enable(int enable)
+{
+ u32 reg;
+
+ reg = __raw_readl(CKC_BASE + CLKCTRL_OFFS);
+ if (enable)
+ reg |= CLKCTRL_XE;
+ else
+ reg &= ~CLKCTRL_XE;
+
+ __raw_writel(reg, CKC_BASE + CLKCTRL_OFFS);
+ return 0;
+}
+
+static int root_clk_enable(enum root_clks src)
+{
+ switch (src) {
+ case CLK_SRC_PLL0: return pll_enable(0, 1);
+ case CLK_SRC_PLL1: return pll_enable(1, 1);
+ case CLK_SRC_PLL2: return pll_enable(2, 1);
+ case CLK_SRC_XI: return xi_enable(1);
+ default:
+ BUG();
+ }
+ return 0;
+}
+
+static int root_clk_disable(enum root_clks root_src)
+{
+ switch (root_src) {
+ case CLK_SRC_PLL0: return pll_enable(0, 0);
+ case CLK_SRC_PLL1: return pll_enable(1, 0);
+ case CLK_SRC_PLL2: return pll_enable(2, 0);
+ case CLK_SRC_XI: return xi_enable(0);
+ default:
+ BUG();
+ }
+ return 0;
+}
+
+static int enable_clk(struct clk *clk)
+{
+ u32 reg;
+
+ if (clk->root_id != CLK_SRC_NOROOT)
+ return root_clk_enable(clk->root_id);
+
+ if (clk->aclkreg) {
+ reg = __raw_readl(clk->aclkreg);
+ reg |= ACLK_EN;
+ __raw_writel(reg, clk->aclkreg);
+ }
+ if (clk->bclkctr) {
+ reg = __raw_readl(clk->bclkctr);
+ reg |= 1 << clk->bclk_shift;
+ __raw_writel(reg, clk->bclkctr);
+ }
+ return 0;
+}
+
+static void disable_clk(struct clk *clk)
+{
+ u32 reg;
+
+ if (clk->root_id != CLK_SRC_NOROOT) {
+ root_clk_disable(clk->root_id);
+ return;
+ }
+
+ if (clk->bclkctr) {
+ reg = __raw_readl(clk->bclkctr);
+ reg &= ~(1 << clk->bclk_shift);
+ __raw_writel(reg, clk->bclkctr);
+ }
+ if (clk->aclkreg) {
+ reg = __raw_readl(clk->aclkreg);
+ reg &= ~ACLK_EN;
+ __raw_writel(reg, clk->aclkreg);
+ }
+}
+
+static unsigned long get_rate_pll(int pll)
+{
+ u32 reg;
+ unsigned long s, m, p;
+ void __iomem *addr = pll_cfg_addr(pll);
+
+ reg = __raw_readl(addr);
+ s = (reg >> 16) & 0x07;
+ m = (reg >> 8) & 0xff;
+ p = reg & 0x3f;
+
+ return (m * xi_rate) / (p * (1 << s));
+}
+
+static unsigned long get_rate_pll_div(int pll)
+{
+ u32 reg;
+ unsigned long div = 0;
+ void __iomem *addr;
+
+ switch (pll) {
+ case 0:
+ addr = CKC_BASE + CLKDIVC0_OFFS;
+ reg = __raw_readl(addr);
+ if (reg & CLKDIVC0_P0E)
+ div = (reg >> 24) & 0x3f;
+ break;
+ case 1:
+ addr = CKC_BASE + CLKDIVC0_OFFS;
+ reg = __raw_readl(addr);
+ if (reg & CLKDIVC0_P1E)
+ div = (reg >> 16) & 0x3f;
+ break;
+ case 2:
+ addr = CKC_BASE + CLKDIVC1_OFFS;
+ reg = __raw_readl(addr);
+ if (reg & CLKDIVC1_P2E)
+ div = __raw_readl(addr) & 0x3f;
+ break;
+ }
+ return get_rate_pll(pll) / (div + 1);
+}
+
+static unsigned long get_rate_xi_div(void)
+{
+ unsigned long div = 0;
+ u32 reg = __raw_readl(CKC_BASE + CLKDIVC0_OFFS);
+
+ if (reg & CLKDIVC0_XE)
+ div = (reg >> 8) & 0x3f;
+
+ return xi_rate / (div + 1);
+}
+
+static unsigned long get_rate_xti_div(void)
+{
+ unsigned long div = 0;
+ u32 reg = __raw_readl(CKC_BASE + CLKDIVC0_OFFS);
+
+ if (reg & CLKDIVC0_XTE)
+ div = reg & 0x3f;
+
+ return xti_rate / (div + 1);
+}
+
+static unsigned long root_clk_get_rate(enum root_clks src)
+{
+ switch (src) {
+ case CLK_SRC_PLL0: return get_rate_pll(0);
+ case CLK_SRC_PLL1: return get_rate_pll(1);
+ case CLK_SRC_PLL2: return get_rate_pll(2);
+ case CLK_SRC_PLL0DIV: return get_rate_pll_div(0);
+ case CLK_SRC_PLL1DIV: return get_rate_pll_div(1);
+ case CLK_SRC_PLL2DIV: return get_rate_pll_div(2);
+ case CLK_SRC_XI: return xi_rate;
+ case CLK_SRC_XTI: return xti_rate;
+ case CLK_SRC_XIDIV: return get_rate_xi_div();
+ case CLK_SRC_XTIDIV: return get_rate_xti_div();
+ default: return 0;
+ }
+}
+
+static unsigned long aclk_get_rate(struct clk *clk)
+{
+ u32 reg;
+ unsigned long div;
+ unsigned int src;
+
+ reg = __raw_readl(clk->aclkreg);
+ div = reg & 0x0fff;
+ src = (reg >> ACLK_SEL_SHIFT) & CLK_SRC_MASK;
+ return root_clk_get_rate(src) / (div + 1);
+}
+
+static unsigned long aclk_best_div(struct clk *clk, unsigned long rate)
+{
+ unsigned long div, src, freq, r1, r2;
+
+ src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT;
+ src &= CLK_SRC_MASK;
+ freq = root_clk_get_rate(src);
+ div = freq / rate + 1;
+ r1 = freq / div;
+ r2 = freq / (div + 1);
+ if (r2 >= rate)
+ return div + 1;
+ if ((rate - r2) < (r1 - rate))
+ return div + 1;
+
+ return div;
+}
+
+static unsigned long aclk_round_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int src;
+
+ src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT;
+ src &= CLK_SRC_MASK;
+
+ return root_clk_get_rate(src) / aclk_best_div(clk, rate);
+}
+
+static int aclk_set_rate(struct clk *clk, unsigned long rate)
+{
+ u32 reg;
+
+ reg = __raw_readl(clk->aclkreg) & ~ACLK_DIV_MASK;
+ reg |= aclk_best_div(clk, rate);
+ return 0;
+}
+
+static unsigned long get_rate_sys(struct clk *clk)
+{
+ unsigned int src;
+
+ src = __raw_readl(CKC_BASE + CLKCTRL_OFFS) & CLK_SRC_MASK;
+ return root_clk_get_rate(src);
+}
+
+static unsigned long get_rate_bus(struct clk *clk)
+{
+ unsigned int div;
+
+ div = (__raw_readl(CKC_BASE + CLKCTRL_OFFS) >> 4) & 0xff;
+ return get_rate_sys(clk) / (div + 1);
+}
+
+static unsigned long get_rate_cpu(struct clk *clk)
+{
+ unsigned int reg, div, fsys, fbus;
+
+ fbus = get_rate_bus(clk);
+ reg = __raw_readl(CKC_BASE + CLKCTRL_OFFS);
+ if (reg & (1 << 29))
+ return fbus;
+ fsys = get_rate_sys(clk);
+ div = (reg >> 16) & 0x0f;
+ return fbus + ((fsys - fbus) * (div + 1)) / 16;
+}
+
+static unsigned long get_rate_root(struct clk *clk)
+{
+ return root_clk_get_rate(clk->root_id);
+}
+
+static int aclk_set_parent(struct clk *clock, struct clk *parent)
+{
+ u32 reg;
+
+ if (clock->parent == parent)
+ return 0;
+
+ clock->parent = parent;
+
+ if (!parent)
+ return 0;
+
+ if (parent->root_id == CLK_SRC_NOROOT)
+ return 0;
+ reg = __raw_readl(clock->aclkreg);
+ reg &= ~ACLK_SEL_MASK;
+ reg |= (parent->root_id << ACLK_SEL_SHIFT) & ACLK_SEL_MASK;
+ __raw_writel(reg, clock->aclkreg);
+
+ return 0;
+}
+
+#define DEFINE_ROOT_CLOCK(name, ri, p) \
+ static struct clk name = { \
+ .root_id = ri, \
+ .get_rate = get_rate_root, \
+ .enable = enable_clk, \
+ .disable = disable_clk, \
+ .parent = p, \
+ };
+
+#define DEFINE_SPECIAL_CLOCK(name, gr, p) \
+ static struct clk name = { \
+ .root_id = CLK_SRC_NOROOT, \
+ .get_rate = gr, \
+ .parent = p, \
+ };
+
+#define DEFINE_ACLOCK(name, bc, bs, ar) \
+ static struct clk name = { \
+ .root_id = CLK_SRC_NOROOT, \
+ .bclkctr = bc, \
+ .bclk_shift = bs, \
+ .aclkreg = ar, \
+ .get_rate = aclk_get_rate, \
+ .set_rate = aclk_set_rate, \
+ .round_rate = aclk_round_rate, \
+ .enable = enable_clk, \
+ .disable = disable_clk, \
+ .set_parent = aclk_set_parent, \
+ };
+
+#define DEFINE_BCLOCK(name, bc, bs, gr, p) \
+ static struct clk name = { \
+ .root_id = CLK_SRC_NOROOT, \
+ .bclkctr = bc, \
+ .bclk_shift = bs, \
+ .get_rate = gr, \
+ .enable = enable_clk, \
+ .disable = disable_clk, \
+ .parent = p, \
+ };
+
+DEFINE_ROOT_CLOCK(xi, CLK_SRC_XI, NULL)
+DEFINE_ROOT_CLOCK(xti, CLK_SRC_XTI, NULL)
+DEFINE_ROOT_CLOCK(xidiv, CLK_SRC_XIDIV, &xi)
+DEFINE_ROOT_CLOCK(xtidiv, CLK_SRC_XTIDIV, &xti)
+DEFINE_ROOT_CLOCK(pll0, CLK_SRC_PLL0, &xi)
+DEFINE_ROOT_CLOCK(pll1, CLK_SRC_PLL1, &xi)
+DEFINE_ROOT_CLOCK(pll2, CLK_SRC_PLL2, &xi)
+DEFINE_ROOT_CLOCK(pll0div, CLK_SRC_PLL0DIV, &pll0)
+DEFINE_ROOT_CLOCK(pll1div, CLK_SRC_PLL1DIV, &pll1)
+DEFINE_ROOT_CLOCK(pll2div, CLK_SRC_PLL2DIV, &pll2)
+
+/* The following 3 clocks are special and are initialized explicitly later */
+DEFINE_SPECIAL_CLOCK(sys, get_rate_sys, NULL)
+DEFINE_SPECIAL_CLOCK(bus, get_rate_bus, &sys)
+DEFINE_SPECIAL_CLOCK(cpu, get_rate_cpu, &sys)
+
+DEFINE_ACLOCK(tct, NULL, 0, ACLKTCT)
+DEFINE_ACLOCK(tcx, NULL, 0, ACLKTCX)
+DEFINE_ACLOCK(tcz, NULL, 0, ACLKTCZ)
+DEFINE_ACLOCK(ref, NULL, 0, ACLKREF)
+DEFINE_ACLOCK(uart0, BCLKCTR0, 5, ACLKUART0)
+DEFINE_ACLOCK(uart1, BCLKCTR0, 23, ACLKUART1)
+DEFINE_ACLOCK(uart2, BCLKCTR0, 6, ACLKUART2)
+DEFINE_ACLOCK(uart3, BCLKCTR0, 8, ACLKUART3)
+DEFINE_ACLOCK(uart4, BCLKCTR1, 6, ACLKUART4)
+DEFINE_ACLOCK(i2c, BCLKCTR0, 7, ACLKI2C)
+DEFINE_ACLOCK(adc, BCLKCTR0, 10, ACLKADC)
+DEFINE_ACLOCK(usbh0, BCLKCTR0, 11, ACLKUSBH)
+DEFINE_ACLOCK(lcd, BCLKCTR0, 13, ACLKLCD)
+DEFINE_ACLOCK(sd0, BCLKCTR0, 17, ACLKSDH0)
+DEFINE_ACLOCK(sd1, BCLKCTR1, 5, ACLKSDH1)
+DEFINE_ACLOCK(spi0, BCLKCTR0, 24, ACLKSPI0)
+DEFINE_ACLOCK(spi1, BCLKCTR0, 30, ACLKSPI1)
+DEFINE_ACLOCK(spdif, BCLKCTR1, 2, ACLKSPDIF)
+DEFINE_ACLOCK(c3dec, BCLKCTR1, 9, ACLKC3DEC)
+DEFINE_ACLOCK(can0, BCLKCTR1, 10, ACLKCAN0)
+DEFINE_ACLOCK(can1, BCLKCTR1, 11, ACLKCAN1)
+DEFINE_ACLOCK(gsb0, BCLKCTR1, 13, ACLKGSB0)
+DEFINE_ACLOCK(gsb1, BCLKCTR1, 14, ACLKGSB1)
+DEFINE_ACLOCK(gsb2, BCLKCTR1, 15, ACLKGSB2)
+DEFINE_ACLOCK(gsb3, BCLKCTR1, 16, ACLKGSB3)
+DEFINE_ACLOCK(usbh1, BCLKCTR1, 20, ACLKUSBH)
+
+DEFINE_BCLOCK(dai0, BCLKCTR0, 0, NULL, NULL)
+DEFINE_BCLOCK(pic, BCLKCTR0, 1, NULL, NULL)
+DEFINE_BCLOCK(tc, BCLKCTR0, 2, NULL, NULL)
+DEFINE_BCLOCK(gpio, BCLKCTR0, 3, NULL, NULL)
+DEFINE_BCLOCK(usbd, BCLKCTR0, 4, NULL, NULL)
+DEFINE_BCLOCK(ecc, BCLKCTR0, 9, NULL, NULL)
+DEFINE_BCLOCK(gdma0, BCLKCTR0, 12, NULL, NULL)
+DEFINE_BCLOCK(rtc, BCLKCTR0, 15, NULL, NULL)
+DEFINE_BCLOCK(nfc, BCLKCTR0, 16, NULL, NULL)
+DEFINE_BCLOCK(g2d, BCLKCTR0, 18, NULL, NULL)
+DEFINE_BCLOCK(gdma1, BCLKCTR0, 22, NULL, NULL)
+DEFINE_BCLOCK(mscl, BCLKCTR0, 25, NULL, NULL)
+DEFINE_BCLOCK(bdma, BCLKCTR1, 0, NULL, NULL)
+DEFINE_BCLOCK(adma0, BCLKCTR1, 1, NULL, NULL)
+DEFINE_BCLOCK(scfg, BCLKCTR1, 3, NULL, NULL)
+DEFINE_BCLOCK(cid, BCLKCTR1, 4, NULL, NULL)
+DEFINE_BCLOCK(dai1, BCLKCTR1, 7, NULL, NULL)
+DEFINE_BCLOCK(adma1, BCLKCTR1, 8, NULL, NULL)
+DEFINE_BCLOCK(gps, BCLKCTR1, 12, NULL, NULL)
+DEFINE_BCLOCK(gdma2, BCLKCTR1, 17, NULL, NULL)
+DEFINE_BCLOCK(gdma3, BCLKCTR1, 18, NULL, NULL)
+DEFINE_BCLOCK(ddrc, BCLKCTR1, 19, NULL, NULL)
+
+#define _REGISTER_CLOCK(d, n, c) \
+ { \
+ .dev_id = d, \
+ .con_id = n, \
+ .clk = &c, \
+ },
+
+static struct clk_lookup lookups[] = {
+ _REGISTER_CLOCK(NULL, "bus", bus)
+ _REGISTER_CLOCK(NULL, "cpu", cpu)
+ _REGISTER_CLOCK(NULL, "tct", tct)
+ _REGISTER_CLOCK(NULL, "tcx", tcx)
+ _REGISTER_CLOCK(NULL, "tcz", tcz)
+ _REGISTER_CLOCK(NULL, "ref", ref)
+ _REGISTER_CLOCK(NULL, "dai0", dai0)
+ _REGISTER_CLOCK(NULL, "pic", pic)
+ _REGISTER_CLOCK(NULL, "tc", tc)
+ _REGISTER_CLOCK(NULL, "gpio", gpio)
+ _REGISTER_CLOCK(NULL, "usbd", usbd)
+ _REGISTER_CLOCK("tcc-uart.0", NULL, uart0)
+ _REGISTER_CLOCK("tcc-uart.2", NULL, uart2)
+ _REGISTER_CLOCK("tcc-i2c", NULL, i2c)
+ _REGISTER_CLOCK("tcc-uart.3", NULL, uart3)
+ _REGISTER_CLOCK(NULL, "ecc", ecc)
+ _REGISTER_CLOCK(NULL, "adc", adc)
+ _REGISTER_CLOCK("tcc-usbh.0", "usb", usbh0)
+ _REGISTER_CLOCK(NULL, "gdma0", gdma0)
+ _REGISTER_CLOCK(NULL, "lcd", lcd)
+ _REGISTER_CLOCK(NULL, "rtc", rtc)
+ _REGISTER_CLOCK(NULL, "nfc", nfc)
+ _REGISTER_CLOCK("tcc-mmc.0", NULL, sd0)
+ _REGISTER_CLOCK(NULL, "g2d", g2d)
+ _REGISTER_CLOCK(NULL, "gdma1", gdma1)
+ _REGISTER_CLOCK("tcc-uart.1", NULL, uart1)
+ _REGISTER_CLOCK("tcc-spi.0", NULL, spi0)
+ _REGISTER_CLOCK(NULL, "mscl", mscl)
+ _REGISTER_CLOCK("tcc-spi.1", NULL, spi1)
+ _REGISTER_CLOCK(NULL, "bdma", bdma)
+ _REGISTER_CLOCK(NULL, "adma0", adma0)
+ _REGISTER_CLOCK(NULL, "spdif", spdif)
+ _REGISTER_CLOCK(NULL, "scfg", scfg)
+ _REGISTER_CLOCK(NULL, "cid", cid)
+ _REGISTER_CLOCK("tcc-mmc.1", NULL, sd1)
+ _REGISTER_CLOCK("tcc-uart.4", NULL, uart4)
+ _REGISTER_CLOCK(NULL, "dai1", dai1)
+ _REGISTER_CLOCK(NULL, "adma1", adma1)
+ _REGISTER_CLOCK(NULL, "c3dec", c3dec)
+ _REGISTER_CLOCK("tcc-can.0", NULL, can0)
+ _REGISTER_CLOCK("tcc-can.1", NULL, can1)
+ _REGISTER_CLOCK(NULL, "gps", gps)
+ _REGISTER_CLOCK("tcc-gsb.0", NULL, gsb0)
+ _REGISTER_CLOCK("tcc-gsb.1", NULL, gsb1)
+ _REGISTER_CLOCK("tcc-gsb.2", NULL, gsb2)
+ _REGISTER_CLOCK("tcc-gsb.3", NULL, gsb3)
+ _REGISTER_CLOCK(NULL, "gdma2", gdma2)
+ _REGISTER_CLOCK(NULL, "gdma3", gdma3)
+ _REGISTER_CLOCK(NULL, "ddrc", ddrc)
+ _REGISTER_CLOCK("tcc-usbh.1", "usb", usbh1)
+};
+
+static struct clk *root_clk_by_index(enum root_clks src)
+{
+ switch (src) {
+ case CLK_SRC_PLL0: return &pll0;
+ case CLK_SRC_PLL1: return &pll1;
+ case CLK_SRC_PLL2: return &pll2;
+ case CLK_SRC_PLL0DIV: return &pll0div;
+ case CLK_SRC_PLL1DIV: return &pll1div;
+ case CLK_SRC_PLL2DIV: return &pll2div;
+ case CLK_SRC_XI: return ξ
+ case CLK_SRC_XTI: return &xti;
+ case CLK_SRC_XIDIV: return &xidiv;
+ case CLK_SRC_XTIDIV: return &xtidiv;
+ default: return NULL;
+ }
+}
+
+static void find_aclk_parent(struct clk *clk)
+{
+ unsigned int src;
+ struct clk *clock;
+
+ if (!clk->aclkreg)
+ return;
+
+ src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT;
+ src &= CLK_SRC_MASK;
+
+ clock = root_clk_by_index(src);
+ if (!clock)
+ return;
+
+ clk->parent = clock;
+ clk->set_parent = aclk_set_parent;
+}
+
+void __init tcc_clocks_init(unsigned long xi_freq, unsigned long xti_freq)
+{
+ int i;
+
+ xi_rate = xi_freq;
+ xti_rate = xti_freq;
+
+ /* fixup parents and add the clock */
+ for (i = 0; i < ARRAY_SIZE(lookups); i++) {
+ find_aclk_parent(lookups[i].clk);
+ clkdev_add(&lookups[i]);
+ }
+ tcc8k_timer_init(&tcz, (void __iomem *)TIMER_BASE, INT_TC32);
+}
diff --git a/arch/arm/mach-tcc8k/common.h b/arch/arm/mach-tcc8k/common.h
new file mode 100644
index 0000000..705690a
--- /dev/null
+++ b/arch/arm/mach-tcc8k/common.h
@@ -0,0 +1,15 @@
+#ifndef MACH_TCC8K_COMMON_H
+#define MACH_TCC8K_COMMON_H
+
+#include <linux/platform_device.h>
+
+extern struct platform_device tcc_nand_device;
+
+struct clk;
+
+extern void tcc_clocks_init(unsigned long xi_freq, unsigned long xti_freq);
+extern void tcc8k_timer_init(struct clk *clock, void __iomem *base, int irq);
+extern void tcc8k_init_irq(void);
+extern void tcc8k_map_common_io(void);
+
+#endif
diff --git a/arch/arm/mach-tcc8k/devices.c b/arch/arm/mach-tcc8k/devices.c
new file mode 100644
index 0000000..6722ad7
--- /dev/null
+++ b/arch/arm/mach-tcc8k/devices.c
@@ -0,0 +1,239 @@
+/*
+ * linux/arch/arm/mach-tcc8k/devices.c
+ *
+ * Copyright (C) Telechips, Inc.
+ * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of GPL v2.
+ *
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/tcc8k-regs.h>
+#include <mach/irqs.h>
+
+#include "common.h"
+
+static u64 tcc8k_dmamask = DMA_BIT_MASK(32);
+
+#ifdef CONFIG_MTD_NAND_TCC
+/* NAND controller */
+static struct resource tcc_nand_resources[] = {
+ {
+ .start = (resource_size_t)NFC_BASE,
+ .end = (resource_size_t)NFC_BASE + 0x7f,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = INT_NFC,
+ .end = INT_NFC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device tcc_nand_device = {
+ .name = "tcc_nand",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(tcc_nand_resources),
+ .resource = tcc_nand_resources,
+};
+#endif
+
+#ifdef CONFIG_MMC_TCC8K
+/* MMC controller */
+static struct resource tcc8k_mmc0_resource[] = {
+ {
+ .start = INT_SD0,
+ .end = INT_SD0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource tcc8k_mmc1_resource[] = {
+ {
+ .start = INT_SD1,
+ .end = INT_SD1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device tcc8k_mmc0_device = {
+ .name = "tcc-mmc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(tcc8k_mmc0_resource),
+ .resource = tcc8k_mmc0_resource,
+ .dev = {
+ .dma_mask = &tcc8k_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ }
+};
+
+struct platform_device tcc8k_mmc1_device = {
+ .name = "tcc-mmc",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(tcc8k_mmc1_resource),
+ .resource = tcc8k_mmc1_resource,
+ .dev = {
+ .dma_mask = &tcc8k_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ }
+};
+
+static inline void tcc8k_init_mmc(void)
+{
+ u32 reg = __raw_readl(GPIOPS_BASE + GPIOPS_FS1_OFFS);
+
+ reg |= GPIOPS_FS1_SDH0_BITS | GPIOPS_FS1_SDH1_BITS;
+ __raw_writel(reg, GPIOPS_BASE + GPIOPS_FS1_OFFS);
+
+ platform_device_register(&tcc8k_mmc0_device);
+ platform_device_register(&tcc8k_mmc1_device);
+}
+#else
+static inline void tcc8k_init_mmc(void) { }
+#endif
+
+#ifdef CONFIG_USB_OHCI_HCD
+static int tcc8k_ohci_init(struct device *dev)
+{
+ u32 reg;
+
+ /* Use GPIO PK19 as VBUS control output */
+ reg = __raw_readl(GPIOPK_BASE + GPIOPK_FS0_OFFS);
+ reg &= ~(1 << 19);
+ __raw_writel(reg, GPIOPK_BASE + GPIOPK_FS0_OFFS);
+ reg = __raw_readl(GPIOPK_BASE + GPIOPK_FS1_OFFS);
+ reg &= ~(1 << 19);
+ __raw_writel(reg, GPIOPK_BASE + GPIOPK_FS1_OFFS);
+
+ reg = __raw_readl(GPIOPK_BASE + GPIOPK_DOE_OFFS);
+ reg |= (1 << 19);
+ __raw_writel(reg, GPIOPK_BASE + GPIOPK_DOE_OFFS);
+ /* Turn on VBUS */
+ reg = __raw_readl(GPIOPK_BASE + GPIOPK_DAT_OFFS);
+ reg |= (1 << 19);
+ __raw_writel(reg, GPIOPK_BASE + GPIOPK_DAT_OFFS);
+
+ return 0;
+}
+
+static struct resource tcc8k_ohci0_resources[] = {
+ [0] = {
+ .start = (resource_size_t)USBH0_BASE,
+ .end = (resource_size_t)USBH0_BASE + 0x5c,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = INT_USBH0,
+ .end = INT_USBH0,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct resource tcc8k_ohci1_resources[] = {
+ [0] = {
+ .start = (resource_size_t)USBH1_BASE,
+ .end = (resource_size_t)USBH1_BASE + 0x5c,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = INT_USBH1,
+ .end = INT_USBH1,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct tccohci_platform_data tcc8k_ohci0_platform_data = {
+ .controller = 0,
+ .port_mode = PMM_PERPORT_MODE,
+ .init = tcc8k_ohci_init,
+};
+
+static struct tccohci_platform_data tcc8k_ohci1_platform_data = {
+ .controller = 1,
+ .port_mode = PMM_PERPORT_MODE,
+ .init = tcc8k_ohci_init,
+};
+
+static struct platform_device ohci0_device = {
+ .name = "tcc-ohci",
+ .id = 0,
+ .dev = {
+ .dma_mask = &tcc8k_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &tcc8k_ohci0_platform_data,
+ },
+ .num_resources = ARRAY_SIZE(tcc8k_ohci0_resources),
+ .resource = tcc8k_ohci0_resources,
+};
+
+static struct platform_device ohci1_device = {
+ .name = "tcc-ohci",
+ .id = 1,
+ .dev = {
+ .dma_mask = &tcc8k_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &tcc8k_ohci1_platform_data,
+ },
+ .num_resources = ARRAY_SIZE(tcc8k_ohci1_resources),
+ .resource = tcc8k_ohci1_resources,
+};
+
+static void __init tcc8k_init_usbhost(void)
+{
+ platform_device_register(&ohci0_device);
+ platform_device_register(&ohci1_device);
+}
+#else
+static void __init tcc8k_init_usbhost(void) { }
+#endif
+
+/* USB device controller*/
+#ifdef CONFIG_USB_GADGET_TCC8K
+static struct resource udc_resources[] = {
+ [0] = {
+ .start = INT_USBD,
+ .end = INT_USBD,
+ .flags = IORESOURCE_IRQ,
+ },
+ [1] = {
+ .start = INT_UDMA,
+ .end = INT_UDMA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device tcc8k_udc_device = {
+ .name = "tcc-udc",
+ .id = 0,
+ .resource = udc_resources,
+ .num_resources = ARRAY_SIZE(udc_resources),
+ .dev = {
+ .dma_mask = &tcc8k_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+static void __init tcc8k_init_usb_gadget(void)
+{
+ platform_device_register(&tcc8k_udc_device);
+}
+#else
+static void __init tcc8k_init_usb_gadget(void) { }
+#endif /* CONFIG_USB_GADGET_TCC83X */
+
+static int __init tcc8k_init_devices(void)
+{
+ tcc8k_init_mmc();
+ tcc8k_init_usbhost();
+ tcc8k_init_usb_gadget();
+ return 0;
+}
+
+arch_initcall(tcc8k_init_devices);
diff --git a/arch/arm/mach-tcc8k/io.c b/arch/arm/mach-tcc8k/io.c
new file mode 100644
index 0000000..9b39d7f
--- /dev/null
+++ b/arch/arm/mach-tcc8k/io.c
@@ -0,0 +1,62 @@
+/*
+ * linux/arch/arm/mach-tcc8k/io.c
+ *
+ * (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * derived from TCC83xx io.c
+ * Copyright (C) Telechips, Inc.
+ *
+ * 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.
+ */
+
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/tcc8k-regs.h>
+
+/*
+ * The machine specific code may provide the extra mapping besides the
+ * default mapping provided here.
+ */
+static struct map_desc tcc8k_io_desc[] __initdata = {
+ {
+ .virtual = (unsigned long)CS1_BASE_VIRT,
+ .pfn = __phys_to_pfn(CS1_BASE),
+ .length = CS1_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)AHB_PERI_BASE_VIRT,
+ .pfn = __phys_to_pfn(AHB_PERI_BASE),
+ .length = AHB_PERI_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)APB0_PERI_BASE_VIRT,
+ .pfn = __phys_to_pfn(APB0_PERI_BASE),
+ .length = APB0_PERI_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)APB1_PERI_BASE_VIRT,
+ .pfn = __phys_to_pfn(APB1_PERI_BASE),
+ .length = APB1_PERI_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)EXT_MEM_CTRL_BASE_VIRT,
+ .pfn = __phys_to_pfn(EXT_MEM_CTRL_BASE),
+ .length = EXT_MEM_CTRL_SIZE,
+ .type = MT_DEVICE,
+ },
+};
+
+/*
+ * Maps common IO regions for tcc8k.
+ *
+ */
+void __init tcc8k_map_common_io(void)
+{
+ iotable_init(tcc8k_io_desc, ARRAY_SIZE(tcc8k_io_desc));
+}
diff --git a/arch/arm/mach-tcc8k/irq.c b/arch/arm/mach-tcc8k/irq.c
new file mode 100644
index 0000000..34575c4
--- /dev/null
+++ b/arch/arm/mach-tcc8k/irq.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) Telechips, Inc.
+ * Copyright (C) 2009-2010 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GNU GPL version 2.
+ */
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+
+#include <asm/irq.h>
+#include <asm/mach/irq.h>
+
+#include <mach/tcc8k-regs.h>
+#include <mach/irqs.h>
+
+#include "common.h"
+
+/* Disable IRQ */
+static void tcc8000_mask_ack_irq0(unsigned int irq)
+{
+ PIC0_IEN &= ~(1 << irq);
+ PIC0_CREQ |= (1 << irq);
+}
+
+static void tcc8000_mask_ack_irq1(unsigned int irq)
+{
+ PIC1_IEN &= ~(1 << (irq - 32));
+ PIC1_CREQ |= (1 << (irq - 32));
+}
+
+static void tcc8000_mask_irq0(unsigned int irq)
+{
+ PIC0_IEN &= ~(1 << irq);
+}
+
+static void tcc8000_mask_irq1(unsigned int irq)
+{
+ PIC1_IEN &= ~(1 << (irq - 32));
+}
+
+static void tcc8000_ack_irq0(unsigned int irq)
+{
+ PIC0_CREQ |= (1 << irq);
+}
+
+static void tcc8000_ack_irq1(unsigned int irq)
+{
+ PIC1_CREQ |= (1 << (irq - 32));
+}
+
+/* Enable IRQ */
+static void tcc8000_unmask_irq0(unsigned int irq)
+{
+ PIC0_IEN |= (1 << irq);
+ PIC0_INTOEN |= (1 << irq);
+}
+
+static void tcc8000_unmask_irq1(unsigned int irq)
+{
+ PIC1_IEN |= (1 << (irq - 32));
+ PIC1_INTOEN |= (1 << (irq - 32));
+}
+
+static struct irq_chip tcc8000_irq_chip0 = {
+ .name = "tcc_irq0",
+ .mask = tcc8000_mask_irq0,
+ .ack = tcc8000_ack_irq0,
+ .mask_ack = tcc8000_mask_ack_irq0,
+ .unmask = tcc8000_unmask_irq0,
+};
+
+static struct irq_chip tcc8000_irq_chip1 = {
+ .name = "tcc_irq1",
+ .mask = tcc8000_mask_irq1,
+ .ack = tcc8000_ack_irq1,
+ .mask_ack = tcc8000_mask_ack_irq1,
+ .unmask = tcc8000_unmask_irq1,
+};
+
+void __init tcc8k_init_irq(void)
+{
+ int irqno;
+
+ /* Mask and clear all interrupts */
+ PIC0_IEN = 0x00000000;
+ PIC0_CREQ = 0xffffffff;
+ PIC1_IEN = 0x00000000;
+ PIC1_CREQ = 0xffffffff;
+
+ PIC0_MEN0 = 0x00000003;
+ PIC1_MEN1 = 0x00000003;
+ PIC1_MEN = 0x00000003;
+
+ /* let all IRQs be level triggered */
+ PIC0_TMODE = 0xffffffff;
+ PIC1_TMODE = 0xffffffff;
+ /* all IRQs are IRQs (not FIQs) */
+ PIC0_IRQSEL = 0xffffffff;
+ PIC1_IRQSEL = 0xffffffff;
+
+ for (irqno = 0; irqno < NR_IRQS; irqno++) {
+ if (irqno < 32)
+ set_irq_chip(irqno, &tcc8000_irq_chip0);
+ else
+ set_irq_chip(irqno, &tcc8000_irq_chip1);
+ set_irq_handler(irqno, handle_level_irq);
+ set_irq_flags(irqno, IRQF_VALID);
+ }
+}
diff --git a/arch/arm/mach-tcc8k/time.c b/arch/arm/mach-tcc8k/time.c
new file mode 100644
index 0000000..78d0600
--- /dev/null
+++ b/arch/arm/mach-tcc8k/time.c
@@ -0,0 +1,149 @@
+/*
+ * TCC8000 system timer setup
+ *
+ * (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL version 2.
+ *
+ */
+
+#include <linux/clk.h>
+#include <linux/clockchips.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+
+#include <asm/mach/time.h>
+
+#include <mach/tcc8k-regs.h>
+#include <mach/irqs.h>
+
+#include "common.h"
+
+static void __iomem *timer_base;
+
+static cycle_t tcc_get_cycles(struct clocksource *cs)
+{
+ return __raw_readl(timer_base + TC32MCNT_OFFS);
+}
+
+static struct clocksource clocksource_tcc = {
+ .name = "tcc_tc32",
+ .rating = 200,
+ .read = tcc_get_cycles,
+ .mask = CLOCKSOURCE_MASK(32),
+ .shift = 28,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+static int tcc_set_next_event(unsigned long evt,
+ struct clock_event_device *unused)
+{
+ unsigned long reg = __raw_readl(timer_base + TC32MCNT_OFFS);
+
+ __raw_writel(reg + evt, timer_base + TC32CMP0_OFFS);
+ return 0;
+}
+
+static void tcc_set_mode(enum clock_event_mode mode,
+ struct clock_event_device *evt)
+{
+ unsigned long tc32irq;
+
+ switch (mode) {
+ case CLOCK_EVT_MODE_ONESHOT:
+ tc32irq = __raw_readl(timer_base + TC32IRQ_OFFS);
+ tc32irq |= TC32IRQ_IRQEN0;
+ __raw_writel(tc32irq, timer_base + TC32IRQ_OFFS);
+ break;
+ case CLOCK_EVT_MODE_SHUTDOWN:
+ case CLOCK_EVT_MODE_UNUSED:
+ tc32irq = __raw_readl(timer_base + TC32IRQ_OFFS);
+ tc32irq &= ~TC32IRQ_IRQEN0;
+ __raw_writel(tc32irq, timer_base + TC32IRQ_OFFS);
+ break;
+ case CLOCK_EVT_MODE_PERIODIC:
+ case CLOCK_EVT_MODE_RESUME:
+ break;
+ }
+}
+
+static irqreturn_t tcc8k_timer_interrupt(int irq, void *dev_id)
+{
+ struct clock_event_device *evt = dev_id;
+
+ /* Acknowledge TC32 interrupt by reading TC32IRQ */
+ __raw_readl(timer_base + TC32IRQ_OFFS);
+
+ evt->event_handler(evt);
+
+ return IRQ_HANDLED;
+}
+
+static struct clock_event_device clockevent_tcc = {
+ .name = "tcc_timer1",
+ .features = CLOCK_EVT_FEAT_ONESHOT,
+ .shift = 32,
+ .set_mode = tcc_set_mode,
+ .set_next_event = tcc_set_next_event,
+ .rating = 200,
+};
+
+static struct irqaction tcc8k_timer_irq = {
+ .name = "TC32_timer",
+ .flags = IRQF_DISABLED | IRQF_TIMER,
+ .handler = tcc8k_timer_interrupt,
+ .dev_id = &clockevent_tcc,
+};
+
+static int __init tcc_clockevent_init(struct clk *clock)
+{
+ unsigned int c = clk_get_rate(clock);
+
+ clocksource_tcc.mult = clocksource_hz2mult(c,
+ clocksource_tcc.shift);
+ clocksource_register(&clocksource_tcc);
+
+ clockevent_tcc.mult = div_sc(c, NSEC_PER_SEC,
+ clockevent_tcc.shift);
+ clockevent_tcc.max_delta_ns =
+ clockevent_delta2ns(0xfffffffe, &clockevent_tcc);
+ clockevent_tcc.min_delta_ns =
+ clockevent_delta2ns(0xff, &clockevent_tcc);
+
+ clockevent_tcc.cpumask = cpumask_of(0);
+
+ clockevents_register_device(&clockevent_tcc);
+
+ return 0;
+}
+
+void __init tcc8k_timer_init(struct clk *clock, void __iomem *base, int irq)
+{
+ u32 reg;
+
+ timer_base = base;
+ tcc8k_timer_irq.irq = irq;
+
+ /* Enable clocks */
+ clk_enable(clock);
+
+ /* Initialize 32-bit timer */
+ reg = __raw_readl(timer_base + TC32EN_OFFS);
+ reg &= ~TC32EN_ENABLE; /* Disable timer */
+ __raw_writel(reg, timer_base + TC32EN_OFFS);
+ /* Free running timer, counting from 0 to 0xffffffff */
+ __raw_writel(0, timer_base + TC32EN_OFFS);
+ __raw_writel(0, timer_base + TC32LDV_OFFS);
+ reg = __raw_readl(timer_base + TC32IRQ_OFFS);
+ reg |= TC32IRQ_IRQEN0; /* irq at match with CMP0 */
+ __raw_writel(reg, timer_base + TC32IRQ_OFFS);
+
+ __raw_writel(TC32EN_ENABLE, timer_base + TC32EN_OFFS);
+
+ tcc_clockevent_init(clock);
+ setup_irq(irq, &tcc8k_timer_irq);
+}
diff --git a/arch/arm/plat-tcc/Kconfig b/arch/arm/plat-tcc/Kconfig
new file mode 100644
index 0000000..1bf4995
--- /dev/null
+++ b/arch/arm/plat-tcc/Kconfig
@@ -0,0 +1,20 @@
+if ARCH_TCC_926
+
+menu "Telechips ARM926-based CPUs"
+
+choice
+ prompt "Telechips CPU type:"
+ default ARCH_TCC8K
+
+config ARCH_TCC8K
+ bool TCC8000
+ select USB_ARCH_HAS_OHCI
+ help
+ Support for Telechips TCC8000 systems
+
+endchoice
+
+source "arch/arm/mach-tcc8k/Kconfig"
+
+endmenu
+endif
diff --git a/arch/arm/plat-tcc/Makefile b/arch/arm/plat-tcc/Makefile
new file mode 100644
index 0000000..eceabc8
--- /dev/null
+++ b/arch/arm/plat-tcc/Makefile
@@ -0,0 +1,3 @@
+# "Telechips Platform Common Modules"
+
+obj-y := clock.o system.o
diff --git a/arch/arm/plat-tcc/clock.c b/arch/arm/plat-tcc/clock.c
new file mode 100644
index 0000000..f3ced10
--- /dev/null
+++ b/arch/arm/plat-tcc/clock.c
@@ -0,0 +1,179 @@
+/*
+ * Clock framework for Telechips SoCs
+ * Based on arch/arm/plat-mxc/clock.c
+ *
+ * Copyright (C) 2004 - 2005 Nokia corporation
+ * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
+ * Modified for omap shared clock framework by Tony Lindgren <tony@atomide.com>
+ * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
+ * Copyright 2010 Hans J. Koch, hjk@linutronix.de
+ *
+ * Licensed under the terms of the GPL v2.
+ */
+
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/string.h>
+
+#include <mach/clock.h>
+#include <mach/hardware.h>
+
+static DEFINE_MUTEX(clocks_mutex);
+
+/*-------------------------------------------------------------------------
+ * Standard clock functions defined in include/linux/clk.h
+ *-------------------------------------------------------------------------*/
+
+static void __clk_disable(struct clk *clk)
+{
+ BUG_ON(clk->refcount == 0);
+
+ if (!(--clk->refcount) && clk->disable) {
+ /* Unconditionally disable the clock in hardware */
+ clk->disable(clk);
+ /* recursively disable parents */
+ if (clk->parent)
+ __clk_disable(clk->parent);
+ }
+}
+
+static int __clk_enable(struct clk *clk)
+{
+ int ret = 0;
+
+ if (clk->refcount++ == 0 && clk->enable) {
+ if (clk->parent)
+ ret = __clk_enable(clk->parent);
+ if (ret)
+ return ret;
+ else
+ return clk->enable(clk);
+ }
+
+ return 0;
+}
+
+/* This function increments the reference count on the clock and enables the
+ * clock if not already enabled. The parent clock tree is recursively enabled
+ */
+int clk_enable(struct clk *clk)
+{
+ int ret = 0;
+
+ if (!clk)
+ return -EINVAL;
+
+ mutex_lock(&clocks_mutex);
+ ret = __clk_enable(clk);
+ mutex_unlock(&clocks_mutex);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(clk_enable);
+
+/* This function decrements the reference count on the clock and disables
+ * the clock when reference count is 0. The parent clock tree is
+ * recursively disabled
+ */
+void clk_disable(struct clk *clk)
+{
+ if (!clk)
+ return;
+
+ mutex_lock(&clocks_mutex);
+ __clk_disable(clk);
+ mutex_unlock(&clocks_mutex);
+}
+EXPORT_SYMBOL_GPL(clk_disable);
+
+/* Retrieve the *current* clock rate. If the clock itself
+ * does not provide a special calculation routine, ask
+ * its parent and so on, until one is able to return
+ * a valid clock rate
+ */
+unsigned long clk_get_rate(struct clk *clk)
+{
+ if (!clk)
+ return 0UL;
+
+ if (clk->get_rate)
+ return clk->get_rate(clk);
+
+ return clk_get_rate(clk->parent);
+}
+EXPORT_SYMBOL_GPL(clk_get_rate);
+
+/* Round the requested clock rate to the nearest supported
+ * rate that is less than or equal to the requested rate.
+ * This is dependent on the clock's current parent.
+ */
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+ if (!clk)
+ return 0;
+ if (!clk->round_rate)
+ return 0;
+
+ return clk->round_rate(clk, rate);
+}
+EXPORT_SYMBOL_GPL(clk_round_rate);
+
+/* Set the clock to the requested clock rate. The rate must
+ * match a supported rate exactly based on what clk_round_rate returns
+ */
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+ int ret = -EINVAL;
+
+ if (!clk)
+ return ret;
+ if (!clk->set_rate || !rate)
+ return ret;
+
+ mutex_lock(&clocks_mutex);
+ ret = clk->set_rate(clk, rate);
+ mutex_unlock(&clocks_mutex);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(clk_set_rate);
+
+/* Set the clock's parent to another clock source */
+int clk_set_parent(struct clk *clk, struct clk *parent)
+{
+ struct clk *old;
+ int ret = -EINVAL;
+
+ if (!clk)
+ return ret;
+ if (!clk->set_parent || !parent)
+ return ret;
+
+ mutex_lock(&clocks_mutex);
+ old = clk->parent;
+ if (clk->refcount)
+ __clk_enable(parent);
+ ret = clk->set_parent(clk, parent);
+ if (ret)
+ old = parent;
+ if (clk->refcount)
+ __clk_disable(old);
+ mutex_unlock(&clocks_mutex);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(clk_set_parent);
+
+/* Retrieve the clock's parent clock source */
+struct clk *clk_get_parent(struct clk *clk)
+{
+ if (!clk)
+ return NULL;
+
+ return clk->parent;
+}
+EXPORT_SYMBOL_GPL(clk_get_parent);
diff --git a/arch/arm/plat-tcc/include/mach/clkdev.h b/arch/arm/plat-tcc/include/mach/clkdev.h
new file mode 100644
index 0000000..04b37a8
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
diff --git a/arch/arm/plat-tcc/include/mach/clock.h b/arch/arm/plat-tcc/include/mach/clock.h
new file mode 100644
index 0000000..a12f58a
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/clock.h
@@ -0,0 +1,48 @@
+/*
+ * Low level clock header file for Telechips TCC architecture
+ * (C) 2010 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the GPL v2.
+ */
+
+#ifndef __ASM_ARCH_TCC_CLOCK_H__
+#define __ASM_ARCH_TCC_CLOCK_H__
+
+#ifndef __ASSEMBLY__
+
+struct clk {
+ struct clk *parent;
+ /* id number of a root clock, 0 for normal clocks */
+ int root_id;
+ /* Reference count of clock enable/disable */
+ int refcount;
+ /* Address of associated BCLKCTRx register. Must be set. */
+ void __iomem *bclkctr;
+ /* Bit position for BCLKCTRx. Must be set. */
+ int bclk_shift;
+ /* Address of ACLKxxx register, if any. */
+ void __iomem *aclkreg;
+ /* get the current clock rate (always a fresh value) */
+ unsigned long (*get_rate) (struct clk *);
+ /* Function ptr to set the clock to a new rate. The rate must match a
+ supported rate returned from round_rate. Leave blank if clock is not
+ programmable */
+ int (*set_rate) (struct clk *, unsigned long);
+ /* Function ptr to round the requested clock rate to the nearest
+ supported rate that is less than or equal to the requested rate. */
+ unsigned long (*round_rate) (struct clk *, unsigned long);
+ /* Function ptr to enable the clock. Leave blank if clock can not
+ be gated. */
+ int (*enable) (struct clk *);
+ /* Function ptr to disable the clock. Leave blank if clock can not
+ be gated. */
+ void (*disable) (struct clk *);
+ /* Function ptr to set the parent clock of the clock. */
+ int (*set_parent) (struct clk *, struct clk *);
+};
+
+int clk_register(struct clk *clk);
+void clk_unregister(struct clk *clk);
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ASM_ARCH_MXC_CLOCK_H__ */
diff --git a/arch/arm/plat-tcc/include/mach/debug-macro.S b/arch/arm/plat-tcc/include/mach/debug-macro.S
new file mode 100644
index 0000000..9753784
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/debug-macro.S
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 1994-1999 Russell King
+ * Copyright (C) 2008-2009 Telechips
+ * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * 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.
+ *
+ */
+
+ .macro addruart,rx,tmp
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x90000000 @ physical base address
+ movne \rx, #0xF1000000 @ virtual base
+ orr \rx, \rx, #0x00007000 @ UART0
+ .endm
+
+ .macro senduart,rd,rx
+ strb \rd, [\rx, #0x44]
+ .endm
+
+ .macro waituart,rd,rx
+ .endm
+
+ .macro busyuart,rd,rx
+1001:
+ ldr \rd, [\rx, #0x14]
+ tst \rd, #0x20
+
+ beq 1001b
+ .endm
diff --git a/arch/arm/plat-tcc/include/mach/entry-macro.S b/arch/arm/plat-tcc/include/mach/entry-macro.S
new file mode 100644
index 0000000..748f401
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/entry-macro.S
@@ -0,0 +1,68 @@
+/*
+ * include/asm-arm/arch-tcc83x/entry-macro.S
+ *
+ * Author : <linux@telechips.com>
+ * Created: June 10, 2008
+ * Description: Low-level IRQ helper macros for Telechips-based platforms
+ *
+ * Copyright (C) 2008-2009 Telechips
+ *
+ * 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 <mach/hardware.h>
+#include <mach/irqs.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+
+ ldr \base, =0xF2003000 @ base address of PIC registers
+
+ @@ read MREQ register of PIC0
+
+ mov \irqnr, #0
+ ldr \irqstat, [\base, #0x00000014 ] @ lower 32 interrupts
+ cmp \irqstat, #0
+ bne 1001f
+
+ @@ read MREQ register of PIC1
+
+ ldr \irqstat, [\base, #0x00000094] @ upper 32 interrupts
+ cmp \irqstat, #0
+ beq 1002f
+ mov \irqnr, #0x20
+
+1001:
+ movs \tmp, \irqstat, lsl #16
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #16
+
+ movs \tmp, \irqstat, lsl #8
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #8
+
+ movs \tmp, \irqstat, lsl #4
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #4
+
+ movs \tmp, \irqstat, lsl #2
+ movne \irqstat, \tmp
+ addeq \irqnr, \irqnr, #2
+
+ movs \tmp, \irqstat, lsl #1
+ addeq \irqnr, \irqnr, #1
+ orrs \base, \base, #1
+1002:
+ @@ exit here, Z flag unset if IRQ
+
+ .endm
diff --git a/arch/arm/plat-tcc/include/mach/hardware.h b/arch/arm/plat-tcc/include/mach/hardware.h
new file mode 100644
index 0000000..e70d126
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/hardware.h
@@ -0,0 +1,43 @@
+/*
+ * Author: RidgeRun, Inc. Greg Lonnon <glonnon@ridgerun.com>
+ * Reorganized for Linux-2.6 by Tony Lindgren <tony@atomide.com>
+ * and Dirk Behme <dirk.behme@de.bosch.com>
+ * Rewritten by: <linux@telechips.com>
+ * Description: Hardware definitions for TCC8300 processors and boards
+ *
+ * Copyright (C) 2001 RidgeRun, Inc.
+ * Copyright (C) 2008-2009 Telechips
+ *
+ * Modifications for mainline (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GNU Pulic License version 2.
+ */
+
+#ifndef __ASM_ARCH_TCC_HARDWARE_H
+#define __ASM_ARCH_TCC_HARDWARE_H
+
+#include <asm/sizes.h>
+#ifndef __ASSEMBLER__
+#include <asm/types.h>
+#endif
+#include <mach/io.h>
+
+/*
+ * ----------------------------------------------------------------------------
+ * Clocks
+ * ----------------------------------------------------------------------------
+ */
+#define CLKGEN_REG_BASE 0xfffece00
+#define ARM_CKCTL (CLKGEN_REG_BASE + 0x0)
+#define ARM_IDLECT1 (CLKGEN_REG_BASE + 0x4)
+#define ARM_IDLECT2 (CLKGEN_REG_BASE + 0x8)
+#define ARM_EWUPCT (CLKGEN_REG_BASE + 0xC)
+#define ARM_RSTCT1 (CLKGEN_REG_BASE + 0x10)
+#define ARM_RSTCT2 (CLKGEN_REG_BASE + 0x14)
+#define ARM_SYSST (CLKGEN_REG_BASE + 0x18)
+#define ARM_IDLECT3 (CLKGEN_REG_BASE + 0x24)
+
+/* DPLL control registers */
+#define DPLL_CTL 0xfffecf00
+
+#endif /* __ASM_ARCH_TCC_HARDWARE_H */
diff --git a/arch/arm/plat-tcc/include/mach/io.h b/arch/arm/plat-tcc/include/mach/io.h
new file mode 100644
index 0000000..3e911d3
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/io.h
@@ -0,0 +1,23 @@
+/*
+ * IO definitions for TCC8000 processors and boards
+ *
+ * Copyright (C) 1997-1999 Russell King
+ * Copyright (C) 2008-2009 Telechips
+ * Copyright (C) 2010 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GNU Public License version 2.
+ */
+
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+/*
+ * We don't actually have real ISA nor PCI buses, but there is so many
+ * drivers out there that might just work if we fake them...
+ */
+#define __io(a) __typesafe_io(a)
+#define __mem_pci(a) (a)
+
+#endif
diff --git a/arch/arm/plat-tcc/include/mach/irqs.h b/arch/arm/plat-tcc/include/mach/irqs.h
new file mode 100644
index 0000000..da86389
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/irqs.h
@@ -0,0 +1,83 @@
+/*
+ * IRQ definitions for TCC8xxx
+ *
+ * Copyright (C) 2008-2009 Telechips
+ * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL v2.
+ *
+ */
+
+#ifndef __ASM_ARCH_TCC_IRQS_H
+#define __ASM_ARCH_TCC_IRQS_H
+
+#define NR_IRQS 64
+
+/* PIC0 interrupts */
+#define INT_ADMA1 0
+#define INT_BDMA 1
+#define INT_ADMA0 2
+#define INT_GDMA1 3
+#define INT_I2S0RX 4
+#define INT_I2S0TX 5
+#define INT_TC 6
+#define INT_UART0 7
+#define INT_USBD 8
+#define INT_SPI0TX 9
+#define INT_UDMA 10
+#define INT_LIRQ 11
+#define INT_GDMA2 12
+#define INT_GDMA0 13
+#define INT_TC32 14
+#define INT_LCD 15
+#define INT_ADC 16
+#define INT_I2C 17
+#define INT_RTCP 18
+#define INT_RTCA 19
+#define INT_NFC 20
+#define INT_SD0 21
+#define INT_GSB0 22
+#define INT_PK 23
+#define INT_USBH0 24
+#define INT_USBH1 25
+#define INT_G2D 26
+#define INT_ECC 27
+#define INT_SPI0RX 28
+#define INT_UART1 29
+#define INT_MSCL 30
+#define INT_GSB1 31
+/* PIC1 interrupts */
+#define INT_E0 32
+#define INT_E1 33
+#define INT_E2 34
+#define INT_E3 35
+#define INT_E4 36
+#define INT_E5 37
+#define INT_E6 38
+#define INT_E7 39
+#define INT_UART2 40
+#define INT_UART3 41
+#define INT_SPI1TX 42
+#define INT_SPI1RX 43
+#define INT_GSB2 44
+#define INT_SPDIF 45
+#define INT_CDIF 46
+#define INT_VBON 47
+#define INT_VBOFF 48
+#define INT_SD1 49
+#define INT_UART4 50
+#define INT_GDMA3 51
+#define INT_I2S1RX 52
+#define INT_I2S1TX 53
+#define INT_CAN0 54
+#define INT_CAN1 55
+#define INT_GSB3 56
+#define INT_KRST 57
+#define INT_UNUSED 58
+#define INT_SD0D3 59
+#define INT_SD1D3 60
+#define INT_GPS0 61
+#define INT_GPS1 62
+#define INT_GPS2 63
+
+#endif /* ASM_ARCH_TCC_IRQS_H */
diff --git a/arch/arm/plat-tcc/include/mach/memory.h b/arch/arm/plat-tcc/include/mach/memory.h
new file mode 100644
index 0000000..cd91ba8
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/memory.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (C) 1999 ARM Limited
+ * Copyright (C) 2000 RidgeRun, Inc.
+ * Copyright (C) 2008-2009 Telechips
+ * Copyright (C) 2010 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL v2.
+ */
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+/*
+ * Physical DRAM offset.
+ */
+#define PHYS_OFFSET UL(0x20000000)
+
+#endif
diff --git a/arch/arm/plat-tcc/include/mach/system.h b/arch/arm/plat-tcc/include/mach/system.h
new file mode 100644
index 0000000..909e603
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/system.h
@@ -0,0 +1,31 @@
+/*
+ * Author: <linux@telechips.com>
+ * Created: June 10, 2008
+ * Description: LINUX SYSTEM FUNCTIONS for TCC83x
+ *
+ * Copyright (C) 2008-2009 Telechips
+ *
+ * Licensed under the terms of the GPL v2.
+ *
+ */
+
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+#include <linux/clk.h>
+
+#include <asm/mach-types.h>
+#include <mach/hardware.h>
+
+extern void plat_tcc_reboot(void);
+
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+static inline void arch_reset(char mode, const char *cmd)
+{
+ plat_tcc_reboot();
+}
+
+#endif
diff --git a/arch/arm/plat-tcc/include/mach/tcc8k-regs.h b/arch/arm/plat-tcc/include/mach/tcc8k-regs.h
new file mode 100644
index 0000000..1d94282
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/tcc8k-regs.h
@@ -0,0 +1,807 @@
+/*
+ * Telechips TCC8000 register definitions
+ *
+ * (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPLv2.
+ */
+
+#ifndef TCC8K_REGS_H
+#define TCC8K_REGS_H
+
+#include <linux/types.h>
+
+#define EXT_SDRAM_BASE 0x20000000
+#define INT_SRAM_BASE 0x30000000
+#define INT_SRAM_SIZE SZ_32K
+#define CS0_BASE 0x40000000
+#define CS1_BASE 0x50000000
+#define CS1_SIZE SZ_64K
+#define CS2_BASE 0x60000000
+#define CS3_BASE 0x70000000
+#define AHB_PERI_BASE 0x80000000
+#define AHB_PERI_SIZE SZ_64K
+#define APB0_PERI_BASE 0x90000000
+#define APB0_PERI_SIZE SZ_128K
+#define APB1_PERI_BASE 0x98000000
+#define APB1_PERI_SIZE SZ_128K
+#define DATA_TCM_BASE 0xa0000000
+#define DATA_TCM_SIZE SZ_8K
+#define EXT_MEM_CTRL_BASE 0xf0000000
+#define EXT_MEM_CTRL_SIZE SZ_4K
+
+#define CS1_BASE_VIRT (void __iomem *)0xf7000000
+#define AHB_PERI_BASE_VIRT (void __iomem *)0xf4000000
+#define APB0_PERI_BASE_VIRT (void __iomem *)0xf1000000
+#define APB1_PERI_BASE_VIRT (void __iomem *)0xf2000000
+#define EXT_MEM_CTRL_BASE_VIRT (void __iomem *)0xf3000000
+#define INT_SRAM_BASE_VIRT (void __iomem *)0xf5000000
+#define DATA_TCM_BASE_VIRT (void __iomem *)0xf6000000
+
+#define __REG(x) (*((volatile u32 *)(x)))
+
+/* USB Device Controller Registers */
+#define UDC_BASE (AHB_PERI_BASE_VIRT + 0x8000)
+#define UDC_BASE_PHYS (AHB_PERI_BASE + 0x8000)
+
+#define UDC_IR_OFFS 0x00
+#define UDC_EIR_OFFS 0x04
+#define UDC_EIER_OFFS 0x08
+#define UDC_FAR_OFFS 0x0c
+#define UDC_FNR_OFFS 0x10
+#define UDC_EDR_OFFS 0x14
+#define UDC_RT_OFFS 0x18
+#define UDC_SSR_OFFS 0x1c
+#define UDC_SCR_OFFS 0x20
+#define UDC_EP0SR_OFFS 0x24
+#define UDC_EP0CR_OFFS 0x28
+
+#define UDC_ESR_OFFS 0x2c
+#define UDC_ECR_OFFS 0x30
+#define UDC_BRCR_OFFS 0x34
+#define UDC_BWCR_OFFS 0x38
+#define UDC_MPR_OFFS 0x3c
+#define UDC_DCR_OFFS 0x40
+#define UDC_DTCR_OFFS 0x44
+#define UDC_DFCR_OFFS 0x48
+#define UDC_DTTCR1_OFFS 0x4c
+#define UDC_DTTCR2_OFFS 0x50
+#define UDC_ESR2_OFFS 0x54
+
+#define UDC_SCR2_OFFS 0x58
+#define UDC_EP0BUF_OFFS 0x60
+#define UDC_EP1BUF_OFFS 0x64
+#define UDC_EP2BUF_OFFS 0x68
+#define UDC_EP3BUF_OFFS 0x6c
+#define UDC_PLICR_OFFS 0xa0
+#define UDC_PCR_OFFS 0xa4
+
+#define UDC_UPCR0_OFFS 0xc8
+#define UDC_UPCR1_OFFS 0xcc
+#define UDC_UPCR2_OFFS 0xd0
+#define UDC_UPCR3_OFFS 0xd4
+
+/* Bits in UDC_EIR */
+#define UDC_EIR_EP0I (1 << 0)
+#define UDC_EIR_EP1I (1 << 1)
+#define UDC_EIR_EP2I (1 << 2)
+#define UDC_EIR_EP3I (1 << 3)
+#define UDC_EIR_EPI_MASK 0x0f
+
+/* Bits in UDC_EIER */
+#define UDC_EIER_EP0IE (1 << 0)
+#define UDC_EIER_EP1IE (1 << 1)
+#define UDC_EIER_EP2IE (1 << 2)
+#define UDC_EIER_EP3IE (1 << 3)
+
+/* Bits in UDC_FNR */
+#define UDC_FNR_FN_MASK 0x7ff
+#define UDC_FNR_SM (1 << 13)
+#define UDC_FNR_FTL (1 << 14)
+
+/* Bits in UDC_SSR */
+#define UDC_SSR_HFRES (1 << 0)
+#define UDC_SSR_HFSUSP (1 << 1)
+#define UDC_SSR_HFRM (1 << 2)
+#define UDC_SSR_SDE (1 << 3)
+#define UDC_SSR_HSP (1 << 4)
+#define UDC_SSR_DM (1 << 5)
+#define UDC_SSR_DP (1 << 6)
+#define UDC_SSR_TBM (1 << 7)
+#define UDC_SSR_VBON (1 << 8)
+#define UDC_SSR_VBOFF (1 << 9)
+#define UDC_SSR_EOERR (1 << 10)
+#define UDC_SSR_DCERR (1 << 11)
+#define UDC_SSR_TCERR (1 << 12)
+#define UDC_SSR_BSERR (1 << 13)
+#define UDC_SSR_TMERR (1 << 14)
+#define UDC_SSR_BAERR (1 << 15)
+
+/* Bits in UDC_SCR */
+#define UDC_SCR_HRESE (1 << 0)
+#define UDC_SCR_HSSPE (1 << 1)
+#define UDC_SCR_RRDE (1 << 5)
+#define UDC_SCR_SPDEN (1 << 6)
+#define UDC_SCR_DIEN (1 << 12)
+
+/* Bits in UDC_EP0SR */
+#define UDC_EP0SR_RSR (1 << 0)
+#define UDC_EP0SR_TST (1 << 1)
+#define UDC_EP0SR_SHT (1 << 4)
+#define UDC_EP0SR_LWO (1 << 6)
+
+/* Bits in UDC_EP0CR */
+#define UDC_EP0CR_ESS (1 << 1)
+
+/* Bits in UDC_ESR */
+#define UDC_ESR_RPS (1 << 0)
+#define UDC_ESR_TPS (1 << 1)
+#define UDC_ESR_LWO (1 << 4)
+#define UDC_ESR_FFS (1 << 6)
+
+/* Bits in UDC_ECR */
+#define UDC_ECR_ESS (1 << 1)
+#define UDC_ECR_CDP (1 << 2)
+
+#define UDC_ECR_FLUSH (1 << 6)
+#define UDC_ECR_DUEN (1 << 7)
+
+/* Bits in UDC_UPCR0 */
+#define UDC_UPCR0_VBD (1 << 1)
+#define UDC_UPCR0_VBDS (1 << 6)
+#define UDC_UPCR0_RCD_12 (0x0 << 9)
+#define UDC_UPCR0_RCD_24 (0x1 << 9)
+#define UDC_UPCR0_RCD_48 (0x2 << 9)
+#define UDC_UPCR0_RCS_EXT (0x1 << 11)
+#define UDC_UPCR0_RCS_XTAL (0x0 << 11)
+
+/* Bits in UDC_UPCR1 */
+#define UDC_UPCR1_CDT(x) ((x) << 0)
+#define UDC_UPCR1_OTGT(x) ((x) << 3)
+#define UDC_UPCR1_SQRXT(x) ((x) << 8)
+#define UDC_UPCR1_TXFSLST(x) ((x) << 12)
+
+/* Bits in UDC_UPCR2 */
+#define UDC_UPCR2_TP (1 << 0)
+#define UDC_UPCR2_TXRT(x) ((x) << 2)
+#define UDC_UPCR2_TXVRT(x) ((x) << 5)
+#define UDC_UPCR2_OPMODE(x) ((x) << 9)
+#define UDC_UPCR2_XCVRSEL(x) ((x) << 12)
+#define UDC_UPCR2_TM (1 << 14)
+
+/* USB Host Controller registers */
+#define USBH0_BASE (AHB_PERI_BASE_VIRT + 0xb000)
+#define USBH1_BASE (AHB_PERI_BASE_VIRT + 0xb800)
+
+#define OHCI_INT_ENABLE_OFFS 0x10
+
+#define RH_DESCRIPTOR_A_OFFS 0x48
+#define RH_DESCRIPTOR_B_OFFS 0x4c
+
+#define USBHTCFG0_OFFS 0x100
+#define USBHHCFG0_OFFS 0x104
+#define USBHHCFG1_OFFS 0x104
+
+/* DMA controller registers */
+#define DMAC0_BASE (AHB_PERI_BASE + 0x4000)
+#define DMAC1_BASE (AHB_PERI_BASE + 0xa000)
+#define DMAC2_BASE (AHB_PERI_BASE + 0x4800)
+#define DMAC3_BASE (AHB_PERI_BASE + 0xa800)
+
+#define DMAC_CH_OFFSET(ch) (ch * 0x30)
+
+#define ST_SADR_OFFS 0x00
+#define SPARAM_OFFS 0x04
+#define C_SADR_OFFS 0x0c
+#define ST_DADR_OFFS 0x10
+#define DPARAM_OFFS 0x14
+#define C_DADR_OFFS 0x1c
+#define HCOUNT_OFFS 0x20
+#define CHCTRL_OFFS 0x24
+#define RPTCTRL_OFFS 0x28
+#define EXTREQ_A_OFFS 0x2c
+
+/* Bits in CHCTRL register */
+#define CHCTRL_EN (1 << 0)
+
+#define CHCTRL_IEN (1 << 2)
+#define CHCTRL_FLAG (1 << 3)
+#define CHCTRL_WSIZE8 (0 << 4)
+#define CHCTRL_WSIZE16 (1 << 4)
+#define CHCTRL_WSIZE32 (2 << 4)
+
+#define CHCTRL_BSIZE1 (0 << 6)
+#define CHCTRL_BSIZE2 (1 << 6)
+#define CHCTRL_BSIZE4 (2 << 6)
+#define CHCTRL_BSIZE8 (3 << 6)
+
+#define CHCTRL_TYPE_SINGLE_E (0 << 8)
+#define CHCTRL_TYPE_HW (1 << 8)
+#define CHCTRL_TYPE_SW (2 << 8)
+#define CHCTRL_TYPE_SINGLE_L (3 << 8)
+
+#define CHCTRL_BST (1 << 10)
+
+/* Use DMA controller 0, channel 2 for USB */
+#define USB_DMA_BASE (DMAC0_BASE + DMAC_CH_OFFSET(2))
+
+/* NAND flash controller registers */
+#define NFC_BASE (AHB_PERI_BASE_VIRT + 0xd000)
+#define NFC_BASE_PHYS (AHB_PERI_BASE + 0xd000)
+
+#define NFC_CMD_OFFS 0x00
+#define NFC_LADDR_OFFS 0x04
+#define NFC_BADDR_OFFS 0x08
+#define NFC_SADDR_OFFS 0x0c
+#define NFC_WDATA_OFFS 0x10
+#define NFC_LDATA_OFFS 0x20
+#define NFC_SDATA_OFFS 0x40
+#define NFC_CTRL_OFFS 0x50
+#define NFC_PSTART_OFFS 0x54
+#define NFC_RSTART_OFFS 0x58
+#define NFC_DSIZE_OFFS 0x5c
+#define NFC_IREQ_OFFS 0x60
+#define NFC_RST_OFFS 0x64
+#define NFC_CTRL1_OFFS 0x68
+#define NFC_MDATA_OFFS 0x70
+
+#define NFC_WDATA_PHYS_ADDR (NFC_BASE_PHYS + NFC_WDATA_OFFS)
+
+/* Bits in NFC_CTRL */
+#define NFC_CTRL_BHLD_MASK (0xf << 0)
+#define NFC_CTRL_BPW_MASK (0xf << 4)
+#define NFC_CTRL_BSTP_MASK (0xf << 8)
+#define NFC_CTRL_CADDR_MASK (0x7 << 12)
+#define NFC_CTRL_CADDR_1 (0x0 << 12)
+#define NFC_CTRL_CADDR_2 (0x1 << 12)
+#define NFC_CTRL_CADDR_3 (0x2 << 12)
+#define NFC_CTRL_CADDR_4 (0x3 << 12)
+#define NFC_CTRL_CADDR_5 (0x4 << 12)
+#define NFC_CTRL_MSK (1 << 15)
+#define NFC_CTRL_PSIZE256 (0 << 16)
+#define NFC_CTRL_PSIZE512 (1 << 16)
+#define NFC_CTRL_PSIZE1024 (2 << 16)
+#define NFC_CTRL_PSIZE2048 (3 << 16)
+#define NFC_CTRL_PSIZE4096 (4 << 16)
+#define NFC_CTRL_PSIZE_MASK (7 << 16)
+#define NFC_CTRL_BSIZE1 (0 << 19)
+#define NFC_CTRL_BSIZE2 (1 << 19)
+#define NFC_CTRL_BSIZE4 (2 << 19)
+#define NFC_CTRL_BSIZE8 (3 << 19)
+#define NFC_CTRL_BSIZE_MASK (3 << 19)
+#define NFC_CTRL_RDY (1 << 21)
+#define NFC_CTRL_CS0SEL (1 << 22)
+#define NFC_CTRL_CS1SEL (1 << 23)
+#define NFC_CTRL_CS2SEL (1 << 24)
+#define NFC_CTRL_CS3SEL (1 << 25)
+#define NFC_CTRL_CSMASK (0xf << 22)
+#define NFC_CTRL_BW (1 << 26)
+#define NFC_CTRL_FS (1 << 27)
+#define NFC_CTRL_DEN (1 << 28)
+#define NFC_CTRL_READ_IEN (1 << 29)
+#define NFC_CTRL_PROG_IEN (1 << 30)
+#define NFC_CTRL_RDY_IEN (1 << 31)
+
+/* Bits in NFC_IREQ */
+#define NFC_IREQ_IRQ0 (1 << 0)
+#define NFC_IREQ_IRQ1 (1 << 1)
+#define NFC_IREQ_IRQ2 (1 << 2)
+
+#define NFC_IREQ_FLAG0 (1 << 4)
+#define NFC_IREQ_FLAG1 (1 << 5)
+#define NFC_IREQ_FLAG2 (1 << 6)
+
+/* MMC controller registers */
+#define MMC0_BASE (AHB_PERI_BASE_VIRT + 0xe000)
+#define MMC1_BASE (AHB_PERI_BASE_VIRT + 0xe800)
+
+/* UART base addresses */
+
+#define UART0_BASE (APB0_PERI_BASE_VIRT + 0x07000)
+#define UART0_BASE_PHYS (APB0_PERI_BASE + 0x07000)
+#define UART1_BASE (APB0_PERI_BASE_VIRT + 0x08000)
+#define UART1_BASE_PHYS (APB0_PERI_BASE + 0x08000)
+#define UART2_BASE (APB0_PERI_BASE_VIRT + 0x09000)
+#define UART2_BASE_PHYS (APB0_PERI_BASE + 0x09000)
+#define UART3_BASE (APB0_PERI_BASE_VIRT + 0x0a000)
+#define UART3_BASE_PHYS (APB0_PERI_BASE + 0x0a000)
+#define UART4_BASE (APB0_PERI_BASE_VIRT + 0x15000)
+#define UART4_BASE_PHYS (APB0_PERI_BASE + 0x15000)
+
+#define UART_BASE UART0_BASE
+#define UART_BASE_PHYS UART0_BASE_PHYS
+
+/* ECC controller */
+#define ECC_CTR_BASE (APB0_PERI_BASE_VIRT + 0xd000)
+
+#define ECC_CTRL_OFFS 0x00
+#define ECC_BASE_OFFS 0x04
+#define ECC_MASK_OFFS 0x08
+#define ECC_CLEAR_OFFS 0x0c
+#define ECC4_0_OFFS 0x10
+#define ECC4_1_OFFS 0x14
+
+#define ECC_EADDR0_OFFS 0x50
+
+#define ECC_ERRNUM_OFFS 0x90
+#define ECC_IREQ_OFFS 0x94
+
+/* Bits in ECC_CTRL */
+#define ECC_CTRL_ECC4_DIEN (1 << 28)
+#define ECC_CTRL_ECC8_DIEN (1 << 29)
+#define ECC_CTRL_ECC12_DIEN (1 << 30)
+#define ECC_CTRL_ECC_DISABLE 0x0
+#define ECC_CTRL_ECC_SLC_ENC 0x8
+#define ECC_CTRL_ECC_SLC_DEC 0x9
+#define ECC_CTRL_ECC4_ENC 0xa
+#define ECC_CTRL_ECC4_DEC 0xb
+#define ECC_CTRL_ECC8_ENC 0xc
+#define ECC_CTRL_ECC8_DEC 0xd
+#define ECC_CTRL_ECC12_ENC 0xe
+#define ECC_CTRL_ECC12_DEC 0xf
+
+/* Bits in ECC_IREQ */
+#define ECC_IREQ_E4DI (1 << 4)
+
+#define ECC_IREQ_E4DF (1 << 20)
+#define ECC_IREQ_E4EF (1 << 21)
+
+/* Interrupt controller */
+
+#define PIC0_BASE (APB1_PERI_BASE_VIRT + 0x3000)
+#define PIC0_BASE_PHYS (APB1_PERI_BASE + 0x3000)
+
+#define PIC0_IEN_OFFS 0x00
+#define PIC0_CREQ_OFFS 0x04
+#define PIC0_IREQ_OFFS 0x08
+#define PIC0_IRQSEL_OFFS 0x0c
+#define PIC0_SRC_OFFS 0x10
+#define PIC0_MREQ_OFFS 0x14
+#define PIC0_TSTREQ_OFFS 0x18
+#define PIC0_POL_OFFS 0x1c
+#define PIC0_IRQ_OFFS 0x20
+#define PIC0_FIQ_OFFS 0x24
+#define PIC0_MIRQ_OFFS 0x28
+#define PIC0_MFIQ_OFFS 0x2c
+#define PIC0_TMODE_OFFS 0x30
+#define PIC0_SYNC_OFFS 0x34
+#define PIC0_WKUP_OFFS 0x38
+#define PIC0_TMODEA_OFFS 0x3c
+#define PIC0_INTOEN_OFFS 0x40
+#define PIC0_MEN0_OFFS 0x44
+#define PIC0_MEN_OFFS 0x48
+
+#define PIC0_IEN __REG(PIC0_BASE + PIC0_IEN_OFFS)
+#define PIC0_IEN_PHYS __REG(PIC0_BASE_PHYS + PIC0_IEN_OFFS)
+#define PIC0_CREQ __REG(PIC0_BASE + PIC0_CREQ_OFFS)
+#define PIC0_CREQ_PHYS __REG(PIC0_BASE_PHYS + PIC0_CREQ_OFFS)
+#define PIC0_IREQ __REG(PIC0_BASE + PIC0_IREQ_OFFS)
+#define PIC0_IRQSEL __REG(PIC0_BASE + PIC0_IRQSEL_OFFS)
+#define PIC0_IRQSEL_PHYS __REG(PIC0_BASE_PHYS + PIC0_IRQSEL_OFFS)
+#define PIC0_SRC __REG(PIC0_BASE + PIC0_SRC_OFFS)
+#define PIC0_MREQ __REG(PIC0_BASE + PIC0_MREQ_OFFS)
+#define PIC0_TSTREQ __REG(PIC0_BASE + PIC0_TSTREQ_OFFS)
+#define PIC0_POL __REG(PIC0_BASE + PIC0_POL_OFFS)
+#define PIC0_IRQ __REG(PIC0_BASE + PIC0_IRQ_OFFS)
+#define PIC0_FIQ __REG(PIC0_BASE + PIC0_FIQ_OFFS)
+#define PIC0_MIRQ __REG(PIC0_BASE + PIC0_MIRQ_OFFS)
+#define PIC0_MFIQ __REG(PIC0_BASE + PIC0_MFIQ_OFFS)
+#define PIC0_TMODE __REG(PIC0_BASE + PIC0_TMODE_OFFS)
+#define PIC0_TMODE_PHYS __REG(PIC0_BASE_PHYS + PIC0_TMODE_OFFS)
+#define PIC0_SYNC __REG(PIC0_BASE + PIC0_SYNC_OFFS)
+#define PIC0_WKUP __REG(PIC0_BASE + PIC0_WKUP_OFFS)
+#define PIC0_TMODEA __REG(PIC0_BASE + PIC0_TMODEA_OFFS)
+#define PIC0_INTOEN __REG(PIC0_BASE + PIC0_INTOEN_OFFS)
+#define PIC0_MEN0 __REG(PIC0_BASE + PIC0_MEN0_OFFS)
+#define PIC0_MEN __REG(PIC0_BASE + PIC0_MEN_OFFS)
+
+#define PIC1_BASE (APB1_PERI_BASE_VIRT + 0x3080)
+
+#define PIC1_IEN_OFFS 0x00
+#define PIC1_CREQ_OFFS 0x04
+#define PIC1_IREQ_OFFS 0x08
+#define PIC1_IRQSEL_OFFS 0x0c
+#define PIC1_SRC_OFFS 0x10
+#define PIC1_MREQ_OFFS 0x14
+#define PIC1_TSTREQ_OFFS 0x18
+#define PIC1_POL_OFFS 0x1c
+#define PIC1_IRQ_OFFS 0x20
+#define PIC1_FIQ_OFFS 0x24
+#define PIC1_MIRQ_OFFS 0x28
+#define PIC1_MFIQ_OFFS 0x2c
+#define PIC1_TMODE_OFFS 0x30
+#define PIC1_SYNC_OFFS 0x34
+#define PIC1_WKUP_OFFS 0x38
+#define PIC1_TMODEA_OFFS 0x3c
+#define PIC1_INTOEN_OFFS 0x40
+#define PIC1_MEN1_OFFS 0x44
+#define PIC1_MEN_OFFS 0x48
+
+#define PIC1_IEN __REG(PIC1_BASE + PIC1_IEN_OFFS)
+#define PIC1_CREQ __REG(PIC1_BASE + PIC1_CREQ_OFFS)
+#define PIC1_IREQ __REG(PIC1_BASE + PIC1_IREQ_OFFS)
+#define PIC1_IRQSEL __REG(PIC1_BASE + PIC1_IRQSEL_OFFS)
+#define PIC1_SRC __REG(PIC1_BASE + PIC1_SRC_OFFS)
+#define PIC1_MREQ __REG(PIC1_BASE + PIC1_MREQ_OFFS)
+#define PIC1_TSTREQ __REG(PIC1_BASE + PIC1_TSTREQ_OFFS)
+#define PIC1_POL __REG(PIC1_BASE + PIC1_POL_OFFS)
+#define PIC1_IRQ __REG(PIC1_BASE + PIC1_IRQ_OFFS)
+#define PIC1_FIQ __REG(PIC1_BASE + PIC1_FIQ_OFFS)
+#define PIC1_MIRQ __REG(PIC1_BASE + PIC1_MIRQ_OFFS)
+#define PIC1_MFIQ __REG(PIC1_BASE + PIC1_MFIQ_OFFS)
+#define PIC1_TMODE __REG(PIC1_BASE + PIC1_TMODE_OFFS)
+#define PIC1_SYNC __REG(PIC1_BASE + PIC1_SYNC_OFFS)
+#define PIC1_WKUP __REG(PIC1_BASE + PIC1_WKUP_OFFS)
+#define PIC1_TMODEA __REG(PIC1_BASE + PIC1_TMODEA_OFFS)
+#define PIC1_INTOEN __REG(PIC1_BASE + PIC1_INTOEN_OFFS)
+#define PIC1_MEN1 __REG(PIC1_BASE + PIC1_MEN1_OFFS)
+#define PIC1_MEN __REG(PIC1_BASE + PIC1_MEN_OFFS)
+
+/* Timer registers */
+#define TIMER_BASE (APB1_PERI_BASE_VIRT + 0x4000)
+#define TIMER_BASE_PHYS (APB1_PERI_BASE + 0x4000)
+
+#define TWDCFG_OFFS 0x70
+
+#define TC32EN_OFFS 0x80
+#define TC32LDV_OFFS 0x84
+#define TC32CMP0_OFFS 0x88
+#define TC32CMP1_OFFS 0x8c
+#define TC32PCNT_OFFS 0x90
+#define TC32MCNT_OFFS 0x94
+#define TC32IRQ_OFFS 0x98
+
+/* Bits in TC32EN */
+#define TC32EN_PRESCALE_MASK 0x00ffffff
+#define TC32EN_ENABLE (1 << 24)
+#define TC32EN_LOADZERO (1 << 25)
+#define TC32EN_STOPMODE (1 << 26)
+#define TC32EN_LDM0 (1 << 28)
+#define TC32EN_LDM1 (1 << 29)
+
+/* Bits in TC32IRQ */
+#define TC32IRQ_MSTAT_MASK 0x0000001f
+#define TC32IRQ_RSTAT_MASK (0x1f << 8)
+#define TC32IRQ_IRQEN0 (1 << 16)
+#define TC32IRQ_IRQEN1 (1 << 17)
+#define TC32IRQ_IRQEN2 (1 << 18)
+#define TC32IRQ_IRQEN3 (1 << 19)
+#define TC32IRQ_IRQEN4 (1 << 20)
+#define TC32IRQ_RSYNC (1 << 30)
+#define TC32IRQ_IRQCLR (1 << 31)
+
+/* GPIO registers */
+#define GPIOPD_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOPD_DAT_OFFS 0x00
+#define GPIOPD_DOE_OFFS 0x04
+#define GPIOPD_FS0_OFFS 0x08
+#define GPIOPD_FS1_OFFS 0x0c
+#define GPIOPD_FS2_OFFS 0x10
+#define GPIOPD_RPU_OFFS 0x30
+#define GPIOPD_RPD_OFFS 0x34
+#define GPIOPD_DV0_OFFS 0x38
+#define GPIOPD_DV1_OFFS 0x3c
+
+#define GPIOPS_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOPS_DAT_OFFS 0x40
+#define GPIOPS_DOE_OFFS 0x44
+#define GPIOPS_FS0_OFFS 0x48
+#define GPIOPS_FS1_OFFS 0x4c
+#define GPIOPS_FS2_OFFS 0x50
+#define GPIOPS_FS3_OFFS 0x54
+#define GPIOPS_RPU_OFFS 0x70
+#define GPIOPS_RPD_OFFS 0x74
+#define GPIOPS_DV0_OFFS 0x78
+#define GPIOPS_DV1_OFFS 0x7c
+
+#define GPIOPS_FS1_SDH0_BITS 0x000000ff
+#define GPIOPS_FS1_SDH1_BITS 0x0000ff00
+
+#define GPIOPU_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOPU_DAT_OFFS 0x80
+#define GPIOPU_DOE_OFFS 0x84
+#define GPIOPU_FS0_OFFS 0x88
+#define GPIOPU_FS1_OFFS 0x8c
+#define GPIOPU_FS2_OFFS 0x90
+#define GPIOPU_RPU_OFFS 0xb0
+#define GPIOPU_RPD_OFFS 0xb4
+#define GPIOPU_DV0_OFFS 0xb8
+#define GPIOPU_DV1_OFFS 0xbc
+
+#define GPIOPU_FS0_TXD0 (1 << 0)
+#define GPIOPU_FS0_RXD0 (1 << 1)
+#define GPIOPU_FS0_CTS0 (1 << 2)
+#define GPIOPU_FS0_RTS0 (1 << 3)
+#define GPIOPU_FS0_TXD1 (1 << 4)
+#define GPIOPU_FS0_RXD1 (1 << 5)
+#define GPIOPU_FS0_CTS1 (1 << 6)
+#define GPIOPU_FS0_RTS1 (1 << 7)
+#define GPIOPU_FS0_TXD2 (1 << 8)
+#define GPIOPU_FS0_RXD2 (1 << 9)
+#define GPIOPU_FS0_CTS2 (1 << 10)
+#define GPIOPU_FS0_RTS2 (1 << 11)
+#define GPIOPU_FS0_TXD3 (1 << 12)
+#define GPIOPU_FS0_RXD3 (1 << 13)
+#define GPIOPU_FS0_CTS3 (1 << 14)
+#define GPIOPU_FS0_RTS3 (1 << 15)
+#define GPIOPU_FS0_TXD4 (1 << 16)
+#define GPIOPU_FS0_RXD4 (1 << 17)
+#define GPIOPU_FS0_CTS4 (1 << 18)
+#define GPIOPU_FS0_RTS4 (1 << 19)
+
+#define GPIOFC_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOFC_DAT_OFFS 0xc0
+#define GPIOFC_DOE_OFFS 0xc4
+#define GPIOFC_FS0_OFFS 0xc8
+#define GPIOFC_FS1_OFFS 0xcc
+#define GPIOFC_FS2_OFFS 0xd0
+#define GPIOFC_FS3_OFFS 0xd4
+#define GPIOFC_RPU_OFFS 0xf0
+#define GPIOFC_RPD_OFFS 0xf4
+#define GPIOFC_DV0_OFFS 0xf8
+#define GPIOFC_DV1_OFFS 0xfc
+
+#define GPIOFD_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOFD_DAT_OFFS 0x100
+#define GPIOFD_DOE_OFFS 0x104
+#define GPIOFD_FS0_OFFS 0x108
+#define GPIOFD_FS1_OFFS 0x10c
+#define GPIOFD_FS2_OFFS 0x110
+#define GPIOFD_RPU_OFFS 0x130
+#define GPIOFD_RPD_OFFS 0x134
+#define GPIOFD_DV0_OFFS 0x138
+#define GPIOFD_DV1_OFFS 0x13c
+
+#define GPIOLC_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOLC_DAT_OFFS 0x140
+#define GPIOLC_DOE_OFFS 0x144
+#define GPIOLC_FS0_OFFS 0x148
+#define GPIOLC_FS1_OFFS 0x14c
+#define GPIOLC_RPU_OFFS 0x170
+#define GPIOLC_RPD_OFFS 0x174
+#define GPIOLC_DV0_OFFS 0x178
+#define GPIOLC_DV1_OFFS 0x17c
+
+#define GPIOLD_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOLD_DAT_OFFS 0x180
+#define GPIOLD_DOE_OFFS 0x184
+#define GPIOLD_FS0_OFFS 0x188
+#define GPIOLD_FS1_OFFS 0x18c
+#define GPIOLD_FS2_OFFS 0x190
+#define GPIOLD_RPU_OFFS 0x1b0
+#define GPIOLD_RPD_OFFS 0x1b4
+#define GPIOLD_DV0_OFFS 0x1b8
+#define GPIOLD_DV1_OFFS 0x1bc
+
+#define GPIOAD_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOAD_DAT_OFFS 0x1c0
+#define GPIOAD_DOE_OFFS 0x1c4
+#define GPIOAD_FS0_OFFS 0x1c8
+#define GPIOAD_RPU_OFFS 0x1f0
+#define GPIOAD_RPD_OFFS 0x1f4
+#define GPIOAD_DV0_OFFS 0x1f8
+#define GPIOAD_DV1_OFFS 0x1fc
+
+#define GPIOXC_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOXC_DAT_OFFS 0x200
+#define GPIOXC_DOE_OFFS 0x204
+#define GPIOXC_FS0_OFFS 0x208
+#define GPIOXC_RPU_OFFS 0x230
+#define GPIOXC_RPD_OFFS 0x234
+#define GPIOXC_DV0_OFFS 0x238
+#define GPIOXC_DV1_OFFS 0x23c
+
+#define GPIOXC_FS0 __REG(GPIOXC_BASE + GPIOXC_FS0_OFFS)
+
+#define GPIOXC_FS0_CS0 (1 << 26)
+#define GPIOXC_FS0_CS1 (1 << 27)
+
+#define GPIOXD_BASE (APB1_PERI_BASE_VIRT + 0x5000)
+
+#define GPIOXD_DAT_OFFS 0x240
+#define GPIOXD_FS0_OFFS 0x248
+#define GPIOXD_RPU_OFFS 0x270
+#define GPIOXD_RPD_OFFS 0x274
+#define GPIOXD_DV0_OFFS 0x278
+#define GPIOXD_DV1_OFFS 0x27c
+
+#define GPIOPK_BASE (APB1_PERI_BASE_VIRT + 0x1c000)
+
+#define GPIOPK_RST_OFFS 0x008
+#define GPIOPK_DAT_OFFS 0x100
+#define GPIOPK_DOE_OFFS 0x104
+#define GPIOPK_FS0_OFFS 0x108
+#define GPIOPK_FS1_OFFS 0x10c
+#define GPIOPK_FS2_OFFS 0x110
+#define GPIOPK_IRQST_OFFS 0x210
+#define GPIOPK_IRQEN_OFFS 0x214
+#define GPIOPK_IRQPOL_OFFS 0x218
+#define GPIOPK_IRQTM0_OFFS 0x21c
+#define GPIOPK_IRQTM1_OFFS 0x220
+#define GPIOPK_CTL_OFFS 0x22c
+
+#define PMGPIO_BASE (APB1_PERI_BASE_VIRT + 0x10000)
+#define BACKUP_RAM_BASE PMGPIO_BASE
+
+#define PMGPIO_DAT_OFFS 0x800
+#define PMGPIO_DOE_OFFS 0x804
+#define PMGPIO_FS0_OFFS 0x808
+#define PMGPIO_RPU_OFFS 0x810
+#define PMGPIO_RPD_OFFS 0x814
+#define PMGPIO_DV0_OFFS 0x818
+#define PMGPIO_DV1_OFFS 0x81c
+#define PMGPIO_EE0_OFFS 0x820
+#define PMGPIO_EE1_OFFS 0x824
+#define PMGPIO_CTL_OFFS 0x828
+#define PMGPIO_DI_OFFS 0x82c
+#define PMGPIO_STR_OFFS 0x830
+#define PMGPIO_STF_OFFS 0x834
+#define PMGPIO_POL_OFFS 0x838
+#define PMGPIO_APB_OFFS 0x800
+
+/* Clock controller registers */
+#define CKC_BASE ((void __iomem *)(APB1_PERI_BASE_VIRT + 0x6000))
+
+#define CLKCTRL_OFFS 0x00
+#define PLL0CFG_OFFS 0x04
+#define PLL1CFG_OFFS 0x08
+#define CLKDIVC0_OFFS 0x0c
+
+#define BCLKCTR0_OFFS 0x14
+#define SWRESET0_OFFS 0x18
+
+#define BCLKCTR1_OFFS 0x60
+#define SWRESET1_OFFS 0x64
+#define PWDCTL_OFFS 0x68
+#define PLL2CFG_OFFS 0x6c
+#define CLKDIVC1_OFFS 0x70
+
+#define ACLKREF_OFFS 0x80
+#define ACLKI2C_OFFS 0x84
+#define ACLKSPI0_OFFS 0x88
+#define ACLKSPI1_OFFS 0x8c
+#define ACLKUART0_OFFS 0x90
+#define ACLKUART1_OFFS 0x94
+#define ACLKUART2_OFFS 0x98
+#define ACLKUART3_OFFS 0x9c
+#define ACLKUART4_OFFS 0xa0
+#define ACLKTCT_OFFS 0xa4
+#define ACLKTCX_OFFS 0xa8
+#define ACLKTCZ_OFFS 0xac
+#define ACLKADC_OFFS 0xb0
+#define ACLKDAI0_OFFS 0xb4
+#define ACLKDAI1_OFFS 0xb8
+#define ACLKLCD_OFFS 0xbc
+#define ACLKSPDIF_OFFS 0xc0
+#define ACLKUSBH_OFFS 0xc4
+#define ACLKSDH0_OFFS 0xc8
+#define ACLKSDH1_OFFS 0xcc
+#define ACLKC3DEC_OFFS 0xd0
+#define ACLKEXT_OFFS 0xd4
+#define ACLKCAN0_OFFS 0xd8
+#define ACLKCAN1_OFFS 0xdc
+#define ACLKGSB0_OFFS 0xe0
+#define ACLKGSB1_OFFS 0xe4
+#define ACLKGSB2_OFFS 0xe8
+#define ACLKGSB3_OFFS 0xec
+
+#define PLLxCFG_PD (1 << 31)
+
+/* CLKCTRL bits */
+#define CLKCTRL_XE (1 << 31)
+
+/* CLKDIVCx bits */
+#define CLKDIVC0_XTE (1 << 7)
+#define CLKDIVC0_XE (1 << 15)
+#define CLKDIVC0_P1E (1 << 23)
+#define CLKDIVC0_P0E (1 << 31)
+
+#define CLKDIVC1_P2E (1 << 7)
+
+/* BCLKCTR0 clock bits */
+#define BCLKCTR0_USBD (1 << 4)
+#define BCLKCTR0_ECC (1 << 9)
+#define BCLKCTR0_USBH0 (1 << 11)
+#define BCLKCTR0_NFC (1 << 16)
+
+/* BCLKCTR1 clock bits */
+#define BCLKCTR1_USBH1 (1 << 20)
+
+/* SWRESET0 bits */
+#define SWRESET0_USBD (1 << 4)
+#define SWRESET0_USBH0 (1 << 11)
+
+/* SWRESET1 bits */
+#define SWRESET1_USBH1 (1 << 20)
+
+/* System clock sources.
+ * Note: These are the clock sources that serve as parents for
+ * all other clocks. They have no parents themselves.
+ *
+ * These values are used for struct clk->root_id. All clocks
+ * that are not system clock sources have this value set to
+ * CLK_SRC_NOROOT.
+ * The values for system clocks start with CLK_SRC_PLL0 == 0
+ * because this gives us exactly the values needed for the lower
+ * 4 bits of ACLK_* registers. Therefore, CLK_SRC_NOROOT is
+ * defined as -1 to not disturb the order.
+ */
+enum root_clks {
+ CLK_SRC_NOROOT = -1,
+ CLK_SRC_PLL0 = 0,
+ CLK_SRC_PLL1,
+ CLK_SRC_PLL0DIV,
+ CLK_SRC_PLL1DIV,
+ CLK_SRC_XI,
+ CLK_SRC_XIDIV,
+ CLK_SRC_XTI,
+ CLK_SRC_XTIDIV,
+ CLK_SRC_PLL2,
+ CLK_SRC_PLL2DIV,
+ CLK_SRC_PK0,
+ CLK_SRC_PK1,
+ CLK_SRC_PK2,
+ CLK_SRC_PK3,
+ CLK_SRC_PK4,
+ CLK_SRC_48MHZ
+};
+
+#define CLK_SRC_MASK 0xf
+
+/* Bits in ACLK* registers */
+#define ACLK_EN (1 << 28)
+#define ACLK_SEL_SHIFT 24
+#define ACLK_SEL_MASK 0x0f000000
+#define ACLK_DIV_MASK 0x00000fff
+
+/* System configuration registers */
+
+#define SCFG_BASE (APB1_PERI_BASE_VIRT + 0x13000)
+
+#define BMI_OFFS 0x00
+#define AHBCON0_OFFS 0x04
+#define APBPWE_OFFS 0x08
+#define DTCMWAIT_OFFS 0x0c
+#define ECCSEL_OFFS 0x10
+#define AHBCON1_OFFS 0x14
+#define SDHCFG_OFFS 0x18
+#define REMAP_OFFS 0x20
+#define LCDSIAE_OFFS 0x24
+#define XMCCFG_OFFS 0xe0
+#define IMCCFG_OFFS 0xe4
+
+/* Values for ECCSEL */
+#define ECCSEL_EXTMEM 0x0
+#define ECCSEL_DTCM 0x1
+#define ECCSEL_INT_SRAM 0x2
+#define ECCSEL_AHB 0x3
+
+/* Bits in XMCCFG */
+#define XMCCFG_NFCE (1 << 1)
+#define XMCCFG_FDXD (1 << 2)
+
+/* External memory controller registers */
+
+#define EMC_BASE EXT_MEM_CTRL_BASE
+
+#define SDCFG_OFFS 0x00
+#define SDFSM_OFFS 0x04
+#define MCFG_OFFS 0x08
+
+#define CSCFG0_OFFS 0x10
+#define CSCFG1_OFFS 0x14
+#define CSCFG2_OFFS 0x18
+#define CSCFG3_OFFS 0x1c
+
+#define MCFG_SDEN (1 << 4)
+
+#endif /* TCC8K_REGS_H */
diff --git a/arch/arm/plat-tcc/include/mach/timex.h b/arch/arm/plat-tcc/include/mach/timex.h
new file mode 100644
index 0000000..057acbe
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/timex.h
@@ -0,0 +1,5 @@
+/*
+ * A definition needed by arch core code.
+ *
+ */
+#define CLOCK_TICK_RATE (HZ * 100000UL)
diff --git a/arch/arm/plat-tcc/include/mach/uncompress.h b/arch/arm/plat-tcc/include/mach/uncompress.h
new file mode 100644
index 0000000..7a3e33a
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/uncompress.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de>
+ *
+ * This file is licensed under the terms of the GPL version 2.
+ */
+
+#include <linux/serial_reg.h>
+#include <linux/types.h>
+
+#include <mach/tcc8k-regs.h>
+
+unsigned int system_rev;
+
+#define ID_MASK 0x7fff
+
+static void putc(int c)
+{
+ u32 *uart_lsr = (u32 *)(UART_BASE_PHYS + (UART_LSR << 2));
+ u32 *uart_tx = (u32 *)(UART_BASE_PHYS + (UART_TX << 2));
+
+ while (!(*uart_lsr & UART_LSR_THRE))
+ barrier();
+ *uart_tx = c;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
diff --git a/arch/arm/plat-tcc/include/mach/vmalloc.h b/arch/arm/plat-tcc/include/mach/vmalloc.h
new file mode 100644
index 0000000..99414d9
--- /dev/null
+++ b/arch/arm/plat-tcc/include/mach/vmalloc.h
@@ -0,0 +1,10 @@
+/*
+ * Author: <linux@telechips.com>
+ * Created: June 10, 2008
+ *
+ * Copyright (C) 2000 Russell King.
+ * Copyright (C) 2008-2009 Telechips
+ *
+ * Licensed under the terms of the GPL v2.
+ */
+#define VMALLOC_END 0xf0000000UL
diff --git a/arch/arm/plat-tcc/system.c b/arch/arm/plat-tcc/system.c
new file mode 100644
index 0000000..cc208fa
--- /dev/null
+++ b/arch/arm/plat-tcc/system.c
@@ -0,0 +1,25 @@
+/*
+ * System functions for Telechips TCCxxxx SoCs
+ *
+ * Copyright (C) Hans J. Koch <hjk@linutronix.de>
+ *
+ * Licensed under the terms of the GPL v2.
+ *
+ */
+
+#include <linux/io.h>
+
+#include <mach/tcc8k-regs.h>
+
+/* System reboot */
+void plat_tcc_reboot(void)
+{
+ /* Make sure clocks are on */
+ __raw_writel(0xffffffff, CKC_BASE + BCLKCTR0_OFFS);
+
+ /* Enable watchdog reset */
+ __raw_writel(0x49, TIMER_BASE + TWDCFG_OFFS);
+ /* Wait for reset */
+ while(1)
+ ;
+}
