diff options
author | Manuel Lauss <manuel.lauss@googlemail.com> | 2011-11-02 15:53:44 +0400 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2011-12-08 02:02:05 +0400 |
commit | 3f724080a3e91d76ba6d5cacd3cf0a0cf16d121a (patch) | |
tree | 5e5b5606bd4822b6b8a4a0f1ef87332b7874af47 /drivers/pcmcia/au1000_pb1x00.c | |
parent | 5611cc4572e889b62a7b4c72a413536bf6a9c416 (diff) | |
download | linux-3f724080a3e91d76ba6d5cacd3cf0a0cf16d121a.tar.xz |
MIPS: Alchemy: remove PB1000 support
Noone seems to have test hardware or care anymore. Drop PB1000 support
and along with it the old Alchemy PCMCIA socket driver.
Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
To: linux-mips@linux-mips.org
Cc: netdev@vger.kernel.org
Cc: linux-pcmcia@lists.infradead.org
Patchwork: https://patchwork.linux-mips.org/patch/2881/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'drivers/pcmcia/au1000_pb1x00.c')
-rw-r--r-- | drivers/pcmcia/au1000_pb1x00.c | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/drivers/pcmcia/au1000_pb1x00.c b/drivers/pcmcia/au1000_pb1x00.c deleted file mode 100644 index b2396647a165..000000000000 --- a/drivers/pcmcia/au1000_pb1x00.c +++ /dev/null @@ -1,294 +0,0 @@ -/* - * - * Alchemy Semi Pb1000 boards specific pcmcia routines. - * - * Copyright 2002 MontaVista Software Inc. - * Author: MontaVista Software, Inc. - * ppopov@mvista.com or source@mvista.com - * - * ######################################################################## - * - * This program is free software; you can distribute it and/or modify it - * under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope 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. - */ -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/ioport.h> -#include <linux/kernel.h> -#include <linux/timer.h> -#include <linux/mm.h> -#include <linux/proc_fs.h> -#include <linux/types.h> - -#include <pcmcia/ss.h> -#include <pcmcia/cistpl.h> - -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/system.h> - -#include <asm/au1000.h> -#include <asm/au1000_pcmcia.h> - -#define debug(fmt, arg...) do { } while (0) - -#include <asm/pb1000.h> -#define PCMCIA_IRQ AU1000_GPIO_15 - -static int pb1x00_pcmcia_init(struct pcmcia_init *init) -{ - u16 pcr; - pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST; - - au_writel(0x8000, PB1000_MDR); /* clear pcmcia interrupt */ - au_sync_delay(100); - au_writel(0x4000, PB1000_MDR); /* enable pcmcia interrupt */ - au_sync(); - - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0); - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,1); - au_writel(pcr, PB1000_PCR); - au_sync_delay(20); - - return PCMCIA_NUM_SOCKS; -} - -static int pb1x00_pcmcia_shutdown(void) -{ - u16 pcr; - pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST; - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0); - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,1); - au_writel(pcr, PB1000_PCR); - au_sync_delay(20); - return 0; -} - -static int -pb1x00_pcmcia_socket_state(unsigned sock, struct pcmcia_state *state) -{ - u32 inserted0, inserted1; - u16 vs0, vs1; - - vs0 = vs1 = (u16)au_readl(PB1000_ACR1); - inserted0 = !(vs0 & (ACR1_SLOT_0_CD1 | ACR1_SLOT_0_CD2)); - inserted1 = !(vs1 & (ACR1_SLOT_1_CD1 | ACR1_SLOT_1_CD2)); - vs0 = (vs0 >> 4) & 0x3; - vs1 = (vs1 >> 12) & 0x3; - - state->ready = 0; - state->vs_Xv = 0; - state->vs_3v = 0; - state->detect = 0; - - if (sock == 0) { - if (inserted0) { - switch (vs0) { - case 0: - case 2: - state->vs_3v=1; - break; - case 3: /* 5V */ - break; - default: - /* return without setting 'detect' */ - printk(KERN_ERR "pb1x00 bad VS (%d)\n", - vs0); - return 0; - } - state->detect = 1; - } - } - else { - if (inserted1) { - switch (vs1) { - case 0: - case 2: - state->vs_3v=1; - break; - case 3: /* 5V */ - break; - default: - /* return without setting 'detect' */ - printk(KERN_ERR "pb1x00 bad VS (%d)\n", - vs1); - return 0; - } - state->detect = 1; - } - } - - if (state->detect) { - state->ready = 1; - } - - state->bvd1=1; - state->bvd2=1; - state->wrprot=0; - return 1; -} - - -static int pb1x00_pcmcia_get_irq_info(struct pcmcia_irq_info *info) -{ - - if(info->sock > PCMCIA_MAX_SOCK) return -1; - - /* - * Even in the case of the Pb1000, both sockets are connected - * to the same irq line. - */ - info->irq = PCMCIA_IRQ; - - return 0; -} - - -static int -pb1x00_pcmcia_configure_socket(const struct pcmcia_configure *configure) -{ - u16 pcr; - - if(configure->sock > PCMCIA_MAX_SOCK) return -1; - - pcr = au_readl(PB1000_PCR); - - if (configure->sock == 0) { - pcr &= ~(PCR_SLOT_0_VCC0 | PCR_SLOT_0_VCC1 | - PCR_SLOT_0_VPP0 | PCR_SLOT_0_VPP1); - } - else { - pcr &= ~(PCR_SLOT_1_VCC0 | PCR_SLOT_1_VCC1 | - PCR_SLOT_1_VPP0 | PCR_SLOT_1_VPP1); - } - - pcr &= ~PCR_SLOT_0_RST; - debug("Vcc %dV Vpp %dV, pcr %x\n", - configure->vcc, configure->vpp, pcr); - switch(configure->vcc){ - case 0: /* Vcc 0 */ - switch(configure->vpp) { - case 0: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_GND, - configure->sock); - break; - case 12: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_12V, - configure->sock); - break; - case 50: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_5V, - configure->sock); - break; - case 33: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_3V, - configure->sock); - break; - default: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ, - configure->sock); - printk("%s: bad Vcc/Vpp (%d:%d)\n", - __func__, - configure->vcc, - configure->vpp); - break; - } - break; - case 50: /* Vcc 5V */ - switch(configure->vpp) { - case 0: - pcr |= SET_VCC_VPP(VCC_5V,VPP_GND, - configure->sock); - break; - case 50: - pcr |= SET_VCC_VPP(VCC_5V,VPP_5V, - configure->sock); - break; - case 12: - pcr |= SET_VCC_VPP(VCC_5V,VPP_12V, - configure->sock); - break; - case 33: - pcr |= SET_VCC_VPP(VCC_5V,VPP_3V, - configure->sock); - break; - default: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ, - configure->sock); - printk("%s: bad Vcc/Vpp (%d:%d)\n", - __func__, - configure->vcc, - configure->vpp); - break; - } - break; - case 33: /* Vcc 3.3V */ - switch(configure->vpp) { - case 0: - pcr |= SET_VCC_VPP(VCC_3V,VPP_GND, - configure->sock); - break; - case 50: - pcr |= SET_VCC_VPP(VCC_3V,VPP_5V, - configure->sock); - break; - case 12: - pcr |= SET_VCC_VPP(VCC_3V,VPP_12V, - configure->sock); - break; - case 33: - pcr |= SET_VCC_VPP(VCC_3V,VPP_3V, - configure->sock); - break; - default: - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ, - configure->sock); - printk("%s: bad Vcc/Vpp (%d:%d)\n", - __func__, - configure->vcc, - configure->vpp); - break; - } - break; - default: /* what's this ? */ - pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,configure->sock); - printk(KERN_ERR "%s: bad Vcc %d\n", - __func__, configure->vcc); - break; - } - - if (configure->sock == 0) { - pcr &= ~(PCR_SLOT_0_RST); - if (configure->reset) - pcr |= PCR_SLOT_0_RST; - } - else { - pcr &= ~(PCR_SLOT_1_RST); - if (configure->reset) - pcr |= PCR_SLOT_1_RST; - } - au_writel(pcr, PB1000_PCR); - au_sync_delay(300); - - return 0; -} - - -struct pcmcia_low_level pb1x00_pcmcia_ops = { - pb1x00_pcmcia_init, - pb1x00_pcmcia_shutdown, - pb1x00_pcmcia_socket_state, - pb1x00_pcmcia_get_irq_info, - pb1x00_pcmcia_configure_socket -}; |