diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc5xx/serial.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8220/uart.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc824x/cpu_init.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc824x/start.S | 9 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8260/serial_scc.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8260/serial_smc.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/serial_scc.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/global_data.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/u-boot.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/lib/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/lib/ide.c | 201 | ||||
| -rw-r--r-- | arch/powerpc/lib/ide.h | 31 |
12 files changed, 244 insertions, 52 deletions
diff --git a/arch/powerpc/cpu/mpc5xx/serial.c b/arch/powerpc/cpu/mpc5xx/serial.c index 6ef8be8fac..732856a5c5 100644 --- a/arch/powerpc/cpu/mpc5xx/serial.c +++ b/arch/powerpc/cpu/mpc5xx/serial.c @@ -161,21 +161,13 @@ static void mpc5xx_serial_setbrg(void) #endif } -static void mpc5xx_serial_puts(const char *s) -{ - while (*s) { - serial_putc(*s); - ++s; - } -} - static struct serial_device mpc5xx_serial_drv = { .name = "mpc5xx_serial", .start = mpc5xx_serial_init, .stop = NULL, .setbrg = mpc5xx_serial_setbrg, .putc = mpc5xx_serial_putc, - .puts = mpc5xx_serial_puts, + .puts = default_serial_puts, .getc = mpc5xx_serial_getc, .tstc = mpc5xx_serial_tstc, }; diff --git a/arch/powerpc/cpu/mpc8220/uart.c b/arch/powerpc/cpu/mpc8220/uart.c index 25d4472ea0..772528f82c 100644 --- a/arch/powerpc/cpu/mpc8220/uart.c +++ b/arch/powerpc/cpu/mpc8220/uart.c @@ -84,13 +84,6 @@ static void mpc8220_serial_putc(const char c) psc->xmitbuf[0] = c; } -static void mpc8220_serial_puts(const char *s) -{ - while (*s) { - serial_putc (*s++); - } -} - static int mpc8220_serial_getc(void) { volatile psc8220_t *psc = (psc8220_t *) PSC_BASE; @@ -132,7 +125,7 @@ static struct serial_device mpc8220_serial_drv = { .stop = NULL, .setbrg = mpc8220_serial_setbrg, .putc = mpc8220_serial_putc, - .puts = mpc8220_serial_puts, + .puts = default_serial_puts, .getc = mpc8220_serial_getc, .tstc = mpc8220_serial_tstc, }; diff --git a/arch/powerpc/cpu/mpc824x/cpu_init.c b/arch/powerpc/cpu/mpc824x/cpu_init.c index 395f7767d1..cfc665d95c 100644 --- a/arch/powerpc/cpu/mpc824x/cpu_init.c +++ b/arch/powerpc/cpu/mpc824x/cpu_init.c @@ -63,7 +63,7 @@ void cpu_init_f (void) { /* MOUSSE board is initialized in asm */ -#if !defined(CONFIG_MOUSSE) && !defined(CONFIG_BMW) +#if !defined(CONFIG_MOUSSE) register unsigned long val; CONFIG_WRITE_HALFWORD(PCICR, 0x06); /* Bus Master, respond to PCI memory space acesses*/ /* CONFIG_WRITE_HALFWORD(PCISR, 0xffff); */ /*reset PCISR*/ @@ -321,7 +321,7 @@ cpu_init_f (void) CONFIG_WRITE_WORD(MCCR1, val | MCCR1_MEMGO); /* set memory access going */ __asm__ __volatile__("eieio"); -#endif /* !CONFIG_MOUSSE && !CONFIG_BMW */ +#endif /* !CONFIG_MOUSSE */ } diff --git a/arch/powerpc/cpu/mpc824x/start.S b/arch/powerpc/cpu/mpc824x/start.S index 70db73e156..076df70a9f 100644 --- a/arch/powerpc/cpu/mpc824x/start.S +++ b/arch/powerpc/cpu/mpc824x/start.S @@ -113,9 +113,6 @@ _start: in_flash: -#if defined(CONFIG_BMW) - bl early_init_f /* Must be ASM: no stack yet! */ -#endif /* * Setup BATs - cannot be done in C since we don't have a stack yet */ @@ -126,7 +123,7 @@ in_flash: mfmsr r3 ori r3, r3, (MSR_IR | MSR_DR) mtmsr r3 -#if !defined(CONFIG_BMW) + /* Enable and invalidate data cache. */ mfspr r3, HID0 @@ -158,7 +155,7 @@ in_flash: ori r3, r3, 0x0080 sync mtspr 1011, r3 -#endif /* !CONFIG_BMW */ + /* * Thisk the stack pointer *somewhere* sensible. Doesnt * matter much where as we'll move it when we relocate @@ -498,7 +495,6 @@ relocate_code: bdnz 3b 4: -#if !defined(CONFIG_BMW) /* Unlock the data cache and invalidate locked area */ xor r0, r0, r0 mtspr 1011, r0 @@ -510,7 +506,6 @@ relocate_code: dcbi r0, r4 addi r4, r4, 32 bdnz 41b -#endif /* * Now flush the cache: note that we must start from a cache aligned diff --git a/arch/powerpc/cpu/mpc8260/serial_scc.c b/arch/powerpc/cpu/mpc8260/serial_scc.c index ab7755824a..ab2a2b29cb 100644 --- a/arch/powerpc/cpu/mpc8260/serial_scc.c +++ b/arch/powerpc/cpu/mpc8260/serial_scc.c @@ -217,13 +217,6 @@ static void mpc8260_scc_serial_putc(const char c) tbdf->cbd_sc |= BD_SC_READY; } -static void mpc8260_scc_serial_puts(const char *s) -{ - while (*s) { - serial_putc (*s++); - } -} - static int mpc8260_scc_serial_getc(void) { volatile cbd_t *rbdf; @@ -267,7 +260,7 @@ static struct serial_device mpc8260_scc_serial_drv = { .stop = NULL, .setbrg = mpc8260_scc_serial_setbrg, .putc = mpc8260_scc_serial_putc, - .puts = mpc8260_scc_serial_puts, + .puts = default_serial_puts, .getc = mpc8260_scc_serial_getc, .tstc = mpc8260_scc_serial_tstc, }; diff --git a/arch/powerpc/cpu/mpc8260/serial_smc.c b/arch/powerpc/cpu/mpc8260/serial_smc.c index 7edde9a492..feba1f63d2 100644 --- a/arch/powerpc/cpu/mpc8260/serial_smc.c +++ b/arch/powerpc/cpu/mpc8260/serial_smc.c @@ -216,13 +216,6 @@ static void mpc8260_smc_serial_putc(const char c) rtx->txbd.cbd_sc |= BD_SC_READY; } -static void mpc8260_smc_serial_puts(const char *s) -{ - while (*s) { - serial_putc (*s++); - } -} - static int mpc8260_smc_serial_getc(void) { volatile smc_uart_t *up; @@ -270,7 +263,7 @@ static struct serial_device mpc8260_smc_serial_drv = { .stop = NULL, .setbrg = mpc8260_smc_serial_setbrg, .putc = mpc8260_smc_serial_putc, - .puts = mpc8260_smc_serial_puts, + .puts = default_serial_puts, .getc = mpc8260_smc_serial_getc, .tstc = mpc8260_smc_serial_tstc, }; diff --git a/arch/powerpc/cpu/mpc85xx/serial_scc.c b/arch/powerpc/cpu/mpc85xx/serial_scc.c index fe9af55c7a..6345362d88 100644 --- a/arch/powerpc/cpu/mpc85xx/serial_scc.c +++ b/arch/powerpc/cpu/mpc85xx/serial_scc.c @@ -220,13 +220,6 @@ static void mpc85xx_serial_putc(const char c) tbdf->cbd_sc |= BD_SC_READY; } -static void mpc85xx_serial_puts(const char *s) -{ - while (*s) { - serial_putc (*s++); - } -} - static int mpc85xx_serial_getc(void) { volatile cbd_t *rbdf; @@ -268,7 +261,7 @@ static struct serial_device mpc85xx_serial_drv = { .stop = NULL, .setbrg = mpc85xx_serial_setbrg, .putc = mpc85xx_serial_putc, - .puts = mpc85xx_serial_puts, + .puts = default_serial_puts, .getc = mpc85xx_serial_getc, .tstc = mpc85xx_serial_tstc, }; diff --git a/arch/powerpc/include/asm/global_data.h b/arch/powerpc/include/asm/global_data.h index 5a5877fc2c..374fc6d5ab 100644 --- a/arch/powerpc/include/asm/global_data.h +++ b/arch/powerpc/include/asm/global_data.h @@ -38,7 +38,7 @@ typedef struct global_data { bd_t *bd; unsigned long flags; - unsigned long baudrate; + unsigned int baudrate; unsigned long cpu_clk; /* CPU clock in Hz! */ unsigned long bus_clk; #if defined(CONFIG_8xx) diff --git a/arch/powerpc/include/asm/u-boot.h b/arch/powerpc/include/asm/u-boot.h index b2fa2b574b..7229a98eaa 100644 --- a/arch/powerpc/include/asm/u-boot.h +++ b/arch/powerpc/include/asm/u-boot.h @@ -81,7 +81,7 @@ typedef struct bd_info { unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */ unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */ #endif - unsigned long bi_baudrate; /* Console Baudrate */ + unsigned int bi_baudrate; /* Console Baudrate */ #if defined(CONFIG_405) || \ defined(CONFIG_405GP) || \ defined(CONFIG_405CR) || \ diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile index 965f9ea4a5..808021c42e 100644 --- a/arch/powerpc/lib/Makefile +++ b/arch/powerpc/lib/Makefile @@ -50,6 +50,7 @@ COBJS-y += cache.o COBJS-y += extable.o COBJS-y += interrupts.o COBJS-$(CONFIG_CMD_KGDB) += kgdb.o +COBJS-${CONFIG_CMD_IDE} += ide.o COBJS-y += time.o # Workaround for local bus unaligned access problems diff --git a/arch/powerpc/lib/ide.c b/arch/powerpc/lib/ide.c new file mode 100644 index 0000000000..139a94a5c1 --- /dev/null +++ b/arch/powerpc/lib/ide.c @@ -0,0 +1,201 @@ +/* + * (C) Copyright 2000-2011 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + */ + +/* Code taken from cmd_ide.c */ +#include <common.h> +#include <ata.h> +#include "ide.h" + +#ifdef CONFIG_IDE_8xx_DIRECT +#include <mpc8xx.h> +#include <pcmcia.h> +DECLARE_GLOBAL_DATA_PTR; + +/* Timings for IDE Interface + * + * SETUP / LENGTH / HOLD - cycles valid for 50 MHz clk + * 70 165 30 PIO-Mode 0, [ns] + * 4 9 2 [Cycles] + * 50 125 20 PIO-Mode 1, [ns] + * 3 7 2 [Cycles] + * 30 100 15 PIO-Mode 2, [ns] + * 2 6 1 [Cycles] + * 30 80 10 PIO-Mode 3, [ns] + * 2 5 1 [Cycles] + * 25 70 10 PIO-Mode 4, [ns] + * 2 4 1 [Cycles] + */ + +static const pio_config_t pio_config_ns[IDE_MAX_PIO_MODE+1] = { + /* Setup Length Hold */ + { 70, 165, 30 }, /* PIO-Mode 0, [ns] */ + { 50, 125, 20 }, /* PIO-Mode 1, [ns] */ + { 30, 101, 15 }, /* PIO-Mode 2, [ns] */ + { 30, 80, 10 }, /* PIO-Mode 3, [ns] */ + { 25, 70, 10 }, /* PIO-Mode 4, [ns] */ +}; + +static pio_config_t pio_config_clk[IDE_MAX_PIO_MODE+1]; + +#ifndef CONFIG_SYS_PIO_MODE +#define CONFIG_SYS_PIO_MODE 0 /* use a relaxed default */ +#endif +static int pio_mode = CONFIG_SYS_PIO_MODE; + +/* Make clock cycles and always round up */ + +#define PCMCIA_MK_CLKS(t, T) (((t) * (T) + 999U) / 1000U) + +static void set_pcmcia_timing(int pmode) +{ + volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; + volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); + ulong timings; + + debug("Set timing for PIO Mode %d\n", pmode); + + timings = PCMCIA_SHT(pio_config_clk[pmode].t_hold) + | PCMCIA_SST(pio_config_clk[pmode].t_setup) + | PCMCIA_SL(pio_config_clk[pmode].t_length); + + /* + * IDE 0 + */ + pcmp->pcmc_pbr0 = CONFIG_SYS_PCMCIA_PBR0; +#if (CONFIG_SYS_PCMCIA_POR0 != 0) + pcmp->pcmc_por0 = CONFIG_SYS_PCMCIA_POR0 | timings; +#else + pcmp->pcmc_por0 = CONFIG_SYS_PCMCIA_POR0; +#endif + debug("PBR0: %08x POR0: %08x\n", pcmp->pcmc_pbr0, pcmp->pcmc_por0); + + pcmp->pcmc_pbr1 = CONFIG_SYS_PCMCIA_PBR1; +#if (CONFIG_SYS_PCMCIA_POR1 != 0) + pcmp->pcmc_por1 = CONFIG_SYS_PCMCIA_POR1 | timings; +#else + pcmp->pcmc_por1 = CONFIG_SYS_PCMCIA_POR1; +#endif + debug("PBR1: %08x POR1: %08x\n", pcmp->pcmc_pbr1, pcmp->pcmc_por1); + + pcmp->pcmc_pbr2 = CONFIG_SYS_PCMCIA_PBR2; +#if (CONFIG_SYS_PCMCIA_POR2 != 0) + pcmp->pcmc_por2 = CONFIG_SYS_PCMCIA_POR2 | timings; +#else + pcmp->pcmc_por2 = CONFIG_SYS_PCMCIA_POR2; +#endif + debug("PBR2: %08x POR2: %08x\n", pcmp->pcmc_pbr2, pcmp->pcmc_por2); + + pcmp->pcmc_pbr3 = CONFIG_SYS_PCMCIA_PBR3; +#if (CONFIG_SYS_PCMCIA_POR3 != 0) + pcmp->pcmc_por3 = CONFIG_SYS_PCMCIA_POR3 | timings; +#else + pcmp->pcmc_por3 = CONFIG_SYS_PCMCIA_POR3; +#endif + debug("PBR3: %08x POR3: %08x\n", pcmp->pcmc_pbr3, pcmp->pcmc_por3); + + /* + * IDE 1 + */ + pcmp->pcmc_pbr4 = CONFIG_SYS_PCMCIA_PBR4; +#if (CONFIG_SYS_PCMCIA_POR4 != 0) + pcmp->pcmc_por4 = CONFIG_SYS_PCMCIA_POR4 | timings; +#else + pcmp->pcmc_por4 = CONFIG_SYS_PCMCIA_POR4; +#endif + debug("PBR4: %08x POR4: %08x\n", pcmp->pcmc_pbr4, pcmp->pcmc_por4); + + pcmp->pcmc_pbr5 = CONFIG_SYS_PCMCIA_PBR5; +#if (CONFIG_SYS_PCMCIA_POR5 != 0) + pcmp->pcmc_por5 = CONFIG_SYS_PCMCIA_POR5 | timings; +#else + pcmp->pcmc_por5 = CONFIG_SYS_PCMCIA_POR5; +#endif + debug("PBR5: %08x POR5: %08x\n", pcmp->pcmc_pbr5, pcmp->pcmc_por5); + + pcmp->pcmc_pbr6 = CONFIG_SYS_PCMCIA_PBR6; +#if (CONFIG_SYS_PCMCIA_POR6 != 0) + pcmp->pcmc_por6 = CONFIG_SYS_PCMCIA_POR6 | timings; +#else + pcmp->pcmc_por6 = CONFIG_SYS_PCMCIA_POR6; +#endif + debug("PBR6: %08x POR6: %08x\n", pcmp->pcmc_pbr6, pcmp->pcmc_por6); + + pcmp->pcmc_pbr7 = CONFIG_SYS_PCMCIA_PBR7; +#if (CONFIG_SYS_PCMCIA_POR7 != 0) + pcmp->pcmc_por7 = CONFIG_SYS_PCMCIA_POR7 | timings; +#else + pcmp->pcmc_por7 = CONFIG_SYS_PCMCIA_POR7; +#endif + debug("PBR7: %08x POR7: %08x\n", pcmp->pcmc_pbr7, pcmp->pcmc_por7); + +} + +int ide_preinit(void) +{ + int i; + /* Initialize PIO timing tables */ + for (i = 0; i <= IDE_MAX_PIO_MODE; ++i) { + pio_config_clk[i].t_setup = + PCMCIA_MK_CLKS(pio_config_ns[i].t_setup, gd->bus_clk); + pio_config_clk[i].t_length = + PCMCIA_MK_CLKS(pio_config_ns[i].t_length, gd->bus_clk); + pio_config_clk[i].t_hold = + PCMCIA_MK_CLKS(pio_config_ns[i].t_hold, gd->bus_clk); + debug("PIO Mode %d: setup=%2d ns/%d clk" " len=%3d ns/%d clk" + " hold=%2d ns/%d clk\n", i, pio_config_ns[i].t_setup, + pio_config_clk[i].t_setup, pio_config_ns[i].t_length, + pio_config_clk[i].t_length, pio_config_ns[i].t_hold, + pio_config_clk[i].t_hold); + } + + return 0; +} + +int ide_init_postreset(void) +{ + volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; + volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); + + /* PCMCIA / IDE initialization for common mem space */ + pcmp->pcmc_pgcrb = 0; + + /* start in PIO mode 0 - most relaxed timings */ + pio_mode = 0; + set_pcmcia_timing(pio_mode); + return 0; +} +#endif /* CONFIG_IDE_8xx_DIRECT */ + +#ifdef CONFIG_IDE_8xx_PCCARD +int ide_preinit(void) +{ + ide_devices_found = 0; + /* initialize the PCMCIA IDE adapter card */ + pcmcia_on(); + if (!ide_devices_found) + return 1; + udelay(1000000);/* 1 s */ + return 0; +} +#endif diff --git a/arch/powerpc/lib/ide.h b/arch/powerpc/lib/ide.h new file mode 100644 index 0000000000..9e80702916 --- /dev/null +++ b/arch/powerpc/lib/ide.h @@ -0,0 +1,31 @@ +/* + * (C) Copyright 2012 + * Pavel Herrmann <morpheus.ibis@gmail.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _MPC8XX_IDE_H_ +#define _MPC8XX_IDE_H_ 1 + +#ifdef CONFIG_IDE_8xx_PCCARD +int pcmcia_on(void); +extern int ide_devices_found; +#endif +#endif |