From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp24.mail.ru ([94.100.176.177]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TTEMt-0003vV-DX for barebox@lists.infradead.org; Tue, 30 Oct 2012 16:08:48 +0000 From: Alexander Shiyan Date: Tue, 30 Oct 2012 20:08:30 +0400 Message-Id: <1351613312-4506-1-git-send-email-shc_work@mail.ru> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH v3 1/3] ARM: Add CLPS711X architecture To: barebox@lists.infradead.org This patch adds new architecture (CLPS711X) into barebox. The core-logic functionality of the device is built around an ARM720T processor running at clock speeds up to 90 MHz. Signed-off-by: Alexander Shiyan --- arch/arm/Kconfig | 6 + arch/arm/Makefile | 1 + arch/arm/mach-clps711x/Kconfig | 8 + arch/arm/mach-clps711x/Makefile | 1 + arch/arm/mach-clps711x/clock.c | 113 ++++++++++ arch/arm/mach-clps711x/devices.c | 37 +++ arch/arm/mach-clps711x/include/mach/clkdev.h | 7 + arch/arm/mach-clps711x/include/mach/clps711x.h | 284 ++++++++++++++++++++++++ arch/arm/mach-clps711x/include/mach/devices.h | 6 + arch/arm/mach-clps711x/reset.c | 20 ++ 10 files changed, 483 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-clps711x/Kconfig create mode 100644 arch/arm/mach-clps711x/Makefile create mode 100644 arch/arm/mach-clps711x/clock.c create mode 100644 arch/arm/mach-clps711x/devices.c create mode 100644 arch/arm/mach-clps711x/include/mach/clkdev.h create mode 100644 arch/arm/mach-clps711x/include/mach/clps711x.h create mode 100644 arch/arm/mach-clps711x/include/mach/devices.h create mode 100644 arch/arm/mach-clps711x/reset.c diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 57b3ca7..28071a5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -31,6 +31,11 @@ config ARCH_AT91 select HAS_DEBUG_LL select HAVE_MACH_ARM_HEAD +config ARCH_CLPS711X + bool "Cirrus Logic EP711x/EP721x/EP731x" + select CLKDEV_LOOKUP + select CPU_32v4T + config ARCH_EP93XX bool "Cirrus Logic EP93xx" select CPU_ARM920T @@ -97,6 +102,7 @@ endchoice source arch/arm/cpu/Kconfig source arch/arm/mach-at91/Kconfig +source arch/arm/mach-clps711x/Kconfig source arch/arm/mach-ep93xx/Kconfig source arch/arm/mach-imx/Kconfig source arch/arm/mach-mxs/Kconfig diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 855043a..da80e00 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -52,6 +52,7 @@ AFLAGS += -include asm/unified.h -msoft-float $(AFLAGS_THUMB2) # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. machine-$(CONFIG_ARCH_AT91) := at91 +machine-$(CONFIG_ARCH_CLPS711X) := clps711x machine-$(CONFIG_ARCH_EP93XX) := ep93xx machine-$(CONFIG_ARCH_IMX) := imx machine-$(CONFIG_ARCH_MXS) := mxs diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig new file mode 100644 index 0000000..56ca2ca --- /dev/null +++ b/arch/arm/mach-clps711x/Kconfig @@ -0,0 +1,8 @@ +if ARCH_CLPS711X + +choice + prompt "Cirrus Logic EP711x/EP721x/EP731x Board Type" + +endchoice + +endif diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile new file mode 100644 index 0000000..41012bc --- /dev/null +++ b/arch/arm/mach-clps711x/Makefile @@ -0,0 +1 @@ +obj-y += clock.o devices.o reset.o diff --git a/arch/arm/mach-clps711x/clock.c b/arch/arm/mach-clps711x/clock.c new file mode 100644 index 0000000..5cafba9 --- /dev/null +++ b/arch/arm/mach-clps711x/clock.c @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2012 Alexander Shiyan + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include +#include +#include +#include +#include + +#include + +struct clk { + unsigned long rate; +}; + +static struct clk uart_clk, bus_clk; + +uint64_t clocksource_read(void) +{ + return ~readw(TC2D); +} + +static struct clocksource cs = { + .read = clocksource_read, + .mask = CLOCKSOURCE_MASK(16), +}; + +unsigned long clk_get_rate(struct clk *clk) +{ + return clk->rate; +} +EXPORT_SYMBOL(clk_get_rate); + +int clk_enable(struct clk *clk) +{ + /* Do nothing */ + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ + /* Do nothing */ +} +EXPORT_SYMBOL(clk_disable); + +static int clocks_init(void) +{ + int osc, ext, pll, cpu, timer; + u32 tmp; + + osc = 3686400; + ext = 13000000; + + tmp = readl(PLLR) >> 24; + if (tmp) + pll = (osc * tmp) / 2; + else + pll = 73728000; /* Default value for old CPUs */ + + tmp = readl(SYSFLG2); + if (tmp & SYSFLG2_CKMODE) { + cpu = ext; + bus_clk.rate = cpu; + } else { + cpu = pll; + if (cpu >= 36864000) + bus_clk.rate = cpu / 2; + else + bus_clk.rate = 36864000 / 2; + } + + uart_clk.rate = bus_clk.rate / 10; + + if (tmp & SYSFLG2_CKMODE) { + tmp = readw(SYSCON2); + if (tmp & SYSCON2_OSTB) + timer = ext / 26; + else + timer = 541440; + } else + timer = cpu / 144; + + tmp = readl(SYSCON1); + tmp &= ~SYSCON1_TC2M; /* Free running mode */ + tmp |= SYSCON1_TC2S; /* High frequency source */ + writel(tmp, SYSCON1); + + clocks_calc_mult_shift(&cs.mult, &cs.shift, timer, NSEC_PER_SEC, 10); + + return init_clock(&cs); +} +core_initcall(clocks_init); + +static struct clk_lookup clocks_lookups[] = { + CLKDEV_CON_ID("bus", &bus_clk), + CLKDEV_DEV_ID("clps711x_serial0", &uart_clk), + CLKDEV_DEV_ID("clps711x_serial1", &uart_clk), +}; + +static int clkdev_init(void) +{ + clkdev_add_table(clocks_lookups, ARRAY_SIZE(clocks_lookups)); + + return 0; +} +postcore_initcall(clkdev_init); diff --git a/arch/arm/mach-clps711x/devices.c b/arch/arm/mach-clps711x/devices.c new file mode 100644 index 0000000..c5fcbf2 --- /dev/null +++ b/arch/arm/mach-clps711x/devices.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2012 Alexander Shiyan + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include +#include + +#include + +#include + +inline void _clps711x_setup_memcfg(int bank, u32 addr, u32 val) +{ + u32 tmp = readl(addr); + + tmp &= ~(0xff << (bank * 8)); + tmp |= val << (bank * 8); + + writel(tmp, addr); +} + +void clps711x_setup_memcfg(int bank, u32 val) +{ + switch (bank) { + case 0 ... 3: + _clps711x_setup_memcfg(bank, MEMCFG1, val); + break; + case 4 ... 7: + _clps711x_setup_memcfg(bank - 4, MEMCFG2, val); + break; + } +} diff --git a/arch/arm/mach-clps711x/include/mach/clkdev.h b/arch/arm/mach-clps711x/include/mach/clkdev.h new file mode 100644 index 0000000..9278209 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/clkdev.h @@ -0,0 +1,7 @@ +#ifndef __MACH_CLKDEV_H +#define __MACH_CLKDEV_H + +#define __clk_get(clk) ({ 1; }) +#define __clk_put(clk) do { } while (0) + +#endif diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h new file mode 100644 index 0000000..048992a --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/clps711x.h @@ -0,0 +1,284 @@ +/* + * Hardware definitions for Cirrus Logic CLPS711X + * + * Copyright (C) 2000 Deep Blue Solutions Ltd. + * Copyright (C) 2012 Alexander Shiyan + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __MACH_CLPS711X_H +#define __MACH_CLPS711X_H + +#define CS0_BASE (0x00000000) +#define CS1_BASE (0x10000000) +#define CS2_BASE (0x20000000) +#define CS3_BASE (0x30000000) +#define CS4_BASE (0x40000000) +#define CS5_BASE (0x50000000) +#define CS6_BASE (0x60000000) +#define CS7_BASE (0x70000000) +#define REGS_BASE (0x80000000) +#define SDRAM0_BASE (0xc0000000) +#define SDRAM1_BASE (0xd0000000) + +#define PADR (REGS_BASE + 0x0000) +#define PBDR (REGS_BASE + 0x0001) +#define PCDR (REGS_BASE + 0x0002) +#define PDDR (REGS_BASE + 0x0003) +#define PADDR (REGS_BASE + 0x0040) +#define PBDDR (REGS_BASE + 0x0041) +#define PCDDR (REGS_BASE + 0x0042) +#define PDDDR (REGS_BASE + 0x0043) +#define PEDR (REGS_BASE + 0x0083) +#define PEDDR (REGS_BASE + 0x00c3) +#define SYSCON1 (REGS_BASE + 0x0100) +#define SYSFLG1 (REGS_BASE + 0x0140) +#define MEMCFG1 (REGS_BASE + 0x0180) +#define MEMCFG2 (REGS_BASE + 0x01c0) +#define DRFPR (REGS_BASE + 0x0200) +#define INTSR1 (REGS_BASE + 0x0240) +#define INTMR1 (REGS_BASE + 0x0280) +#define LCDCON (REGS_BASE + 0x02c0) +#define TC1D (REGS_BASE + 0x0300) +#define TC2D (REGS_BASE + 0x0340) +#define RTCDR (REGS_BASE + 0x0380) +#define RTCMR (REGS_BASE + 0x03c0) +#define PMPCON (REGS_BASE + 0x0400) +#define CODR (REGS_BASE + 0x0440) +#define UARTDR1 (REGS_BASE + 0x0480) +#define UBRLCR1 (REGS_BASE + 0x04c0) +#define SYNCIO (REGS_BASE + 0x0500) +#define PALLSW (REGS_BASE + 0x0540) +#define PALMSW (REGS_BASE + 0x0580) +#define STFCLR (REGS_BASE + 0x05c0) +#define BLEOI (REGS_BASE + 0x0600) +#define MCEOI (REGS_BASE + 0x0640) +#define TEOI (REGS_BASE + 0x0680) +#define TC1EOI (REGS_BASE + 0x06c0) +#define TC2EOI (REGS_BASE + 0x0700) +#define RTCEOI (REGS_BASE + 0x0740) +#define UMSEOI (REGS_BASE + 0x0780) +#define COEOI (REGS_BASE + 0x07c0) +#define HALT (REGS_BASE + 0x0800) +#define STDBY (REGS_BASE + 0x0840) + +#define FBADDR (REGS_BASE + 0x1000) +#define SYSCON2 (REGS_BASE + 0x1100) +#define SYSFLG2 (REGS_BASE + 0x1140) +#define INTSR2 (REGS_BASE + 0x1240) +#define INTMR2 (REGS_BASE + 0x1280) +#define UARTDR2 (REGS_BASE + 0x1480) +#define UBRLCR2 (REGS_BASE + 0x14c0) +#define SS2DR (REGS_BASE + 0x1500) +#define SRXEOF (REGS_BASE + 0x1600) +#define SS2POP (REGS_BASE + 0x16c0) +#define KBDEOI (REGS_BASE + 0x1700) + +#define DAIR (REGS_BASE + 0x2000) +#define DAIDR0 (REGS_BASE + 0x2040) +#define DAIDR1 (REGS_BASE + 0x2080) +#define DAIDR2 (REGS_BASE + 0x20c0) +#define DAISR (REGS_BASE + 0x2100) +#define SYSCON3 (REGS_BASE + 0x2200) +#define INTSR3 (REGS_BASE + 0x2240) +#define INTMR3 (REGS_BASE + 0x2280) +#define LEDFLSH (REGS_BASE + 0x22c0) +#define SDCONF (REGS_BASE + 0x2300) +#define SDRFPR (REGS_BASE + 0x2340) +#define UNIQID (REGS_BASE + 0x2440) +#define DAI64FS (REGS_BASE + 0x2600) +#define PLLW (REGS_BASE + 0x2610) +#define PLLR (REGS_BASE + 0xa5a8) +#define RANDID0 (REGS_BASE + 0x2700) +#define RANDID1 (REGS_BASE + 0x2704) +#define RANDID2 (REGS_BASE + 0x2708) +#define RANDID3 (REGS_BASE + 0x270c) + +/* common bits: SYSCON1 / SYSCON2 */ +#define SYSCON_UARTEN (1 << 8) + +#define SYSCON1_KBDSCAN(x) ((x) & 15) +#define SYSCON1_KBDSCANMASK (15) +#define SYSCON1_TC1M (1 << 4) +#define SYSCON1_TC1S (1 << 5) +#define SYSCON1_TC2M (1 << 6) +#define SYSCON1_TC2S (1 << 7) +#define SYSCON1_UART1EN SYSCON_UARTEN +#define SYSCON1_BZTOG (1 << 9) +#define SYSCON1_BZMOD (1 << 10) +#define SYSCON1_DBGEN (1 << 11) +#define SYSCON1_LCDEN (1 << 12) +#define SYSCON1_CDENTX (1 << 13) +#define SYSCON1_CDENRX (1 << 14) +#define SYSCON1_SIREN (1 << 15) +#define SYSCON1_ADCKSEL(x) (((x) & 3) << 16) +#define SYSCON1_ADCKSEL_MASK (3 << 16) +#define SYSCON1_EXCKEN (1 << 18) +#define SYSCON1_WAKEDIS (1 << 19) +#define SYSCON1_IRTXM (1 << 20) + +/* common bits: SYSFLG1 / SYSFLG2 */ +#define SYSFLG_UBUSY (1 << 11) +#define SYSFLG_URXFE (1 << 22) +#define SYSFLG_UTXFF (1 << 23) + +#define SYSFLG1_MCDR (1 << 0) +#define SYSFLG1_DCDET (1 << 1) +#define SYSFLG1_WUDR (1 << 2) +#define SYSFLG1_WUON (1 << 3) +#define SYSFLG1_CTS (1 << 8) +#define SYSFLG1_DSR (1 << 9) +#define SYSFLG1_DCD (1 << 10) +#define SYSFLG1_UBUSY SYSFLG_UBUSY +#define SYSFLG1_NBFLG (1 << 12) +#define SYSFLG1_RSTFLG (1 << 13) +#define SYSFLG1_PFFLG (1 << 14) +#define SYSFLG1_CLDFLG (1 << 15) +#define SYSFLG1_URXFE SYSFLG_URXFE +#define SYSFLG1_UTXFF SYSFLG_UTXFF +#define SYSFLG1_CRXFE (1 << 24) +#define SYSFLG1_CTXFF (1 << 25) +#define SYSFLG1_SSIBUSY (1 << 26) +#define SYSFLG1_ID (1 << 29) +#define SYSFLG1_VERID(x) (((x) >> 30) & 3) +#define SYSFLG1_VERID_MASK (3 << 30) + +#define SYSFLG2_SSRXOF (1 << 0) +#define SYSFLG2_RESVAL (1 << 1) +#define SYSFLG2_RESFRM (1 << 2) +#define SYSFLG2_SS2RXFE (1 << 3) +#define SYSFLG2_SS2TXFF (1 << 4) +#define SYSFLG2_SS2TXUF (1 << 5) +#define SYSFLG2_CKMODE (1 << 6) +#define SYSFLG2_UBUSY SYSFLG_UBUSY +#define SYSFLG2_URXFE SYSFLG_URXFE +#define SYSFLG2_UTXFF SYSFLG_UTXFF + +#define LCDCON_GSEN (1 << 30) +#define LCDCON_GSMD (1 << 31) + +#define SYSCON2_SERSEL (1 << 0) +#define SYSCON2_KBD6 (1 << 1) +#define SYSCON2_DRAMZ (1 << 2) +#define SYSCON2_KBWEN (1 << 3) +#define SYSCON2_SS2TXEN (1 << 4) +#define SYSCON2_PCCARD1 (1 << 5) +#define SYSCON2_PCCARD2 (1 << 6) +#define SYSCON2_SS2RXEN (1 << 7) +#define SYSCON2_UART2EN SYSCON_UARTEN +#define SYSCON2_SS2MAEN (1 << 9) +#define SYSCON2_OSTB (1 << 12) +#define SYSCON2_CLKENSL (1 << 13) +#define SYSCON2_BUZFREQ (1 << 14) + +/* common bits: UARTDR1 / UARTDR2 */ +#define UARTDR_FRMERR (1 << 8) +#define UARTDR_PARERR (1 << 9) +#define UARTDR_OVERR (1 << 10) + +/* common bits: UBRLCR1 / UBRLCR2 */ +#define UBRLCR_BAUD_MASK ((1 << 12) - 1) +#define UBRLCR_BREAK (1 << 12) +#define UBRLCR_PRTEN (1 << 13) +#define UBRLCR_EVENPRT (1 << 14) +#define UBRLCR_XSTOP (1 << 15) +#define UBRLCR_FIFOEN (1 << 16) +#define UBRLCR_WRDLEN5 (0 << 17) +#define UBRLCR_WRDLEN6 (1 << 17) +#define UBRLCR_WRDLEN7 (2 << 17) +#define UBRLCR_WRDLEN8 (3 << 17) +#define UBRLCR_WRDLEN_MASK (3 << 17) + +#define SYNCIO_FRMLEN(x) (((x) & 0x1f) << 8) +#define SYNCIO_SMCKEN (1 << 13) +#define SYNCIO_TXFRMEN (1 << 14) + +#define DAIR_RESERVED (0x0404) +#define DAIR_DAIEN (1 << 16) +#define DAIR_ECS (1 << 17) +#define DAIR_LCTM (1 << 19) +#define DAIR_LCRM (1 << 20) +#define DAIR_RCTM (1 << 21) +#define DAIR_RCRM (1 << 22) +#define DAIR_LBM (1 << 23) + +#define DAIDR2_FIFOEN (1 << 15) +#define DAIDR2_FIFOLEFT (0x0d << 16) +#define DAIDR2_FIFORIGHT (0x11 << 16) + +#define DAISR_RCTS (1 << 0) +#define DAISR_RCRS (1 << 1) +#define DAISR_LCTS (1 << 2) +#define DAISR_LCRS (1 << 3) +#define DAISR_RCTU (1 << 4) +#define DAISR_RCRO (1 << 5) +#define DAISR_LCTU (1 << 6) +#define DAISR_LCRO (1 << 7) +#define DAISR_RCNF (1 << 8) +#define DAISR_RCNE (1 << 9) +#define DAISR_LCNF (1 << 10) +#define DAISR_LCNE (1 << 11) +#define DAISR_FIFO (1 << 12) + +#define DAI64FS_I2SF64 (1 << 0) +#define DAI64FS_AUDIOCLKEN (1 << 1) +#define DAI64FS_AUDIOCLKSRC (1 << 2) +#define DAI64FS_MCLK256EN (1 << 3) +#define DAI64FS_LOOPBACK (1 << 5) +#define DAI64FS_AUDIV_MASK (0x7f) +#define DAI64FS_AUDIV(x) (((x) & DAI64FS_AUDIV_MASK) << 8) + +#define SYSCON3_ADCCON (1 << 0) +#define SYSCON3_CLKCTL0 (1 << 1) +#define SYSCON3_CLKCTL1 (1 << 2) +#define SYSCON3_DAISEL (1 << 3) +#define SYSCON3_ADCCKNSEN (1 << 4) +#define SYSCON3_VERSN(x) (((x) >> 5) & 7) +#define SYSCON3_VERSN_MASK (7 << 5) +#define SYSCON3_FASTWAKE (1 << 8) +#define SYSCON3_DAIEN (1 << 9) +#define SYSCON3_128FS SYSCON3_DAIEN +#define SYSCON3_ENPD67 (1 << 10) + +#define SDCONF_ACTIVE (1 << 10) +#define SDCONF_CLKCTL (1 << 9) +#define SDCONF_WIDTH_4 (0 << 7) +#define SDCONF_WIDTH_8 (1 << 7) +#define SDCONF_WIDTH_16 (2 << 7) +#define SDCONF_WIDTH_32 (3 << 7) +#define SDCONF_SIZE_16 (0 << 5) +#define SDCONF_SIZE_64 (1 << 5) +#define SDCONF_SIZE_128 (2 << 5) +#define SDCONF_SIZE_256 (3 << 5) +#define SDCONF_CASLAT_2 (2) +#define SDCONF_CASLAT_3 (3) + +#define MEMCFG_BUS_WIDTH_32 (1) +#define MEMCFG_BUS_WIDTH_16 (0) +#define MEMCFG_BUS_WIDTH_8 (3) + +#define MEMCFG_SQAEN (1 << 6) +#define MEMCFG_CLKENB (1 << 7) + +#define MEMCFG_WAITSTATE_8_3 (0 << 2) +#define MEMCFG_WAITSTATE_7_3 (1 << 2) +#define MEMCFG_WAITSTATE_6_3 (2 << 2) +#define MEMCFG_WAITSTATE_5_3 (3 << 2) +#define MEMCFG_WAITSTATE_4_2 (4 << 2) +#define MEMCFG_WAITSTATE_3_2 (5 << 2) +#define MEMCFG_WAITSTATE_2_2 (6 << 2) +#define MEMCFG_WAITSTATE_1_2 (7 << 2) +#define MEMCFG_WAITSTATE_8_1 (8 << 2) +#define MEMCFG_WAITSTATE_7_1 (9 << 2) +#define MEMCFG_WAITSTATE_6_1 (10 << 2) +#define MEMCFG_WAITSTATE_5_1 (11 << 2) +#define MEMCFG_WAITSTATE_4_0 (12 << 2) +#define MEMCFG_WAITSTATE_3_0 (13 << 2) +#define MEMCFG_WAITSTATE_2_0 (14 << 2) +#define MEMCFG_WAITSTATE_1_0 (15 << 2) + +#endif diff --git a/arch/arm/mach-clps711x/include/mach/devices.h b/arch/arm/mach-clps711x/include/mach/devices.h new file mode 100644 index 0000000..7e5eaf9 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/devices.h @@ -0,0 +1,6 @@ +#ifndef __MACH_DEVICES_H +#define __MACH_DEVICES_H + +void clps711x_setup_memcfg(int bank, u32 val); + +#endif diff --git a/arch/arm/mach-clps711x/reset.c b/arch/arm/mach-clps711x/reset.c new file mode 100644 index 0000000..312fc9e --- /dev/null +++ b/arch/arm/mach-clps711x/reset.c @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2012 Alexander Shiyan + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include +#include + +void __noreturn reset_cpu(unsigned long addr) +{ + common_reset(); + + asm("mov pc, #0"); + + hang(); +} -- 1.7.8.6 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox