diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-17 22:46:41 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-02-21 14:27:18 +0000 |
commit | ff80aa57cc9946d3dafe65119d576b3d11304303 (patch) | |
tree | 63c51d7e3515ecd1b92411d49be1104b107a7dc9 /drivers/pcmcia/pxa2xx_lubbock.c | |
parent | 11990b2b28dc6785c53c95b2a8f1d8605602a233 (diff) |
PCMCIA: sa1111: rename sa1111 socket drivers to have sa1111_ prefix.
Acked-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/pcmcia/pxa2xx_lubbock.c')
-rw-r--r-- | drivers/pcmcia/pxa2xx_lubbock.c | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/drivers/pcmcia/pxa2xx_lubbock.c b/drivers/pcmcia/pxa2xx_lubbock.c deleted file mode 100644 index c5caf5790451..000000000000 --- a/drivers/pcmcia/pxa2xx_lubbock.c +++ /dev/null @@ -1,236 +0,0 @@ -/* - * linux/drivers/pcmcia/pxa2xx_lubbock.c - * - * Author: George Davis - * Created: Jan 10, 2002 - * Copyright: MontaVista Software 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. - * - * Originally based upon linux/drivers/pcmcia/sa1100_neponset.c - * - * Lubbock PCMCIA specific routines. - * - */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/delay.h> - -#include <mach/hardware.h> -#include <asm/hardware/sa1111.h> -#include <asm/mach-types.h> -#include <mach/lubbock.h> - -#include "sa1111_generic.h" - -static int -lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, - const socket_state_t *state) -{ - struct sa1111_pcmcia_socket *s = to_skt(skt); - unsigned int pa_dwr_mask, pa_dwr_set, misc_mask, misc_set; - int ret = 0; - - pa_dwr_mask = pa_dwr_set = misc_mask = misc_set = 0; - - /* Lubbock uses the Maxim MAX1602, with the following connections: - * - * Socket 0 (PCMCIA): - * MAX1602 Lubbock Register - * Pin Signal - * ----- ------- ---------------------- - * A0VPP S0_PWR0 SA-1111 GPIO A<0> - * A1VPP S0_PWR1 SA-1111 GPIO A<1> - * A0VCC S0_PWR2 SA-1111 GPIO A<2> - * A1VCC S0_PWR3 SA-1111 GPIO A<3> - * VX VCC - * VY +3.3V - * 12IN +12V - * CODE +3.3V Cirrus Code, CODE = High (VY) - * - * Socket 1 (CF): - * MAX1602 Lubbock Register - * Pin Signal - * ----- ------- ---------------------- - * A0VPP GND VPP is not connected - * A1VPP GND VPP is not connected - * A0VCC S1_PWR0 MISC_WR<14> - * A1VCC S1_PWR1 MISC_WR<15> - * VX VCC - * VY +3.3V - * 12IN GND VPP is not connected - * CODE +3.3V Cirrus Code, CODE = High (VY) - * - */ - - again: - switch (skt->nr) { - case 0: - pa_dwr_mask = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; - - switch (state->Vcc) { - case 0: /* Hi-Z */ - break; - - case 33: /* VY */ - pa_dwr_set |= GPIO_A3; - break; - - case 50: /* VX */ - pa_dwr_set |= GPIO_A2; - break; - - default: - printk(KERN_ERR "%s(): unrecognized Vcc %u\n", - __func__, state->Vcc); - ret = -1; - } - - switch (state->Vpp) { - case 0: /* Hi-Z */ - break; - - case 120: /* 12IN */ - pa_dwr_set |= GPIO_A1; - break; - - default: /* VCC */ - if (state->Vpp == state->Vcc) - pa_dwr_set |= GPIO_A0; - else { - printk(KERN_ERR "%s(): unrecognized Vpp %u\n", - __func__, state->Vpp); - ret = -1; - break; - } - } - break; - - case 1: - misc_mask = (1 << 15) | (1 << 14); - - switch (state->Vcc) { - case 0: /* Hi-Z */ - break; - - case 33: /* VY */ - misc_set |= 1 << 15; - break; - - case 50: /* VX */ - misc_set |= 1 << 14; - break; - - default: - printk(KERN_ERR "%s(): unrecognized Vcc %u\n", - __func__, state->Vcc); - ret = -1; - break; - } - - if (state->Vpp != state->Vcc && state->Vpp != 0) { - printk(KERN_ERR "%s(): CF slot cannot support Vpp %u\n", - __func__, state->Vpp); - ret = -1; - break; - } - break; - - default: - ret = -1; - } - - if (ret == 0) - ret = sa1111_pcmcia_configure_socket(skt, state); - - if (ret == 0) { - lubbock_set_misc_wr(misc_mask, misc_set); - sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set); - } - -#if 1 - if (ret == 0 && state->Vcc == 33) { - struct pcmcia_state new_state; - - /* - * HACK ALERT: - * We can't sense the voltage properly on Lubbock before - * actually applying some power to the socket (catch 22). - * Resense the socket Voltage Sense pins after applying - * socket power. - * - * Note: It takes about 2.5ms for the MAX1602 VCC output - * to rise. - */ - mdelay(3); - - sa1111_pcmcia_socket_state(skt, &new_state); - - if (!new_state.vs_3v && !new_state.vs_Xv) { - /* - * Switch to 5V, Configure socket with 5V voltage - */ - lubbock_set_misc_wr(misc_mask, 0); - sa1111_set_io(s->dev, pa_dwr_mask, 0); - - /* - * It takes about 100ms to turn off Vcc. - */ - mdelay(100); - - /* - * We need to hack around the const qualifier as - * well to keep this ugly workaround localized and - * not force it to the rest of the code. Barf bags - * available in the seat pocket in front of you! - */ - ((socket_state_t *)state)->Vcc = 50; - ((socket_state_t *)state)->Vpp = 50; - goto again; - } - } -#endif - - return ret; -} - -static struct pcmcia_low_level lubbock_pcmcia_ops = { - .owner = THIS_MODULE, - .configure_socket = lubbock_pcmcia_configure_socket, - .first = 0, - .nr = 2, -}; - -#include "pxa2xx_base.h" - -int pcmcia_lubbock_init(struct sa1111_dev *sadev) -{ - int ret = -ENODEV; - - if (machine_is_lubbock()) { - /* - * Set GPIO_A<3:0> to be outputs for the MAX1600, - * and switch to standby mode. - */ - sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); - sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - - /* Set CF Socket 1 power to standby mode. */ - lubbock_set_misc_wr((1 << 15) | (1 << 14), 0); - - pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops); - pxa2xx_configure_sockets(&sadev->dev); - ret = sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops, - pxa2xx_drv_pcmcia_add_one); - } - - return ret; -} - -MODULE_LICENSE("GPL"); |