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path: root/drivers/pcmcia/au1000_pb1x00.c
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Diffstat (limited to 'drivers/pcmcia/au1000_pb1x00.c')
-rw-r--r--drivers/pcmcia/au1000_pb1x00.c119
1 files changed, 1 insertions, 118 deletions
diff --git a/drivers/pcmcia/au1000_pb1x00.c b/drivers/pcmcia/au1000_pb1x00.c
index b1984ed72d1d..5a979cb8f3e6 100644
--- a/drivers/pcmcia/au1000_pb1x00.c
+++ b/drivers/pcmcia/au1000_pb1x00.c
@@ -1,6 +1,6 @@
1/* 1/*
2 * 2 *
3 * Alchemy Semi Pb1x00 boards specific pcmcia routines. 3 * Alchemy Semi Pb1000 boards specific pcmcia routines.
4 * 4 *
5 * Copyright 2002 MontaVista Software Inc. 5 * Copyright 2002 MontaVista Software Inc.
6 * Author: MontaVista Software, Inc. 6 * Author: MontaVista Software, Inc.
@@ -46,20 +46,11 @@
46 46
47#define debug(fmt, arg...) do { } while (0) 47#define debug(fmt, arg...) do { } while (0)
48 48
49#ifdef CONFIG_MIPS_PB1000
50#include <asm/pb1000.h> 49#include <asm/pb1000.h>
51#define PCMCIA_IRQ AU1000_GPIO_15 50#define PCMCIA_IRQ AU1000_GPIO_15
52#elif defined (CONFIG_MIPS_PB1500)
53#include <asm/pb1500.h>
54#define PCMCIA_IRQ AU1500_GPIO_203
55#elif defined (CONFIG_MIPS_PB1100)
56#include <asm/pb1100.h>
57#define PCMCIA_IRQ AU1000_GPIO_11
58#endif
59 51
60static int pb1x00_pcmcia_init(struct pcmcia_init *init) 52static int pb1x00_pcmcia_init(struct pcmcia_init *init)
61{ 53{
62#ifdef CONFIG_MIPS_PB1000
63 u16 pcr; 54 u16 pcr;
64 pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST; 55 pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST;
65 56
@@ -74,21 +65,10 @@ static int pb1x00_pcmcia_init(struct pcmcia_init *init)
74 au_sync_delay(20); 65 au_sync_delay(20);
75 66
76 return PCMCIA_NUM_SOCKS; 67 return PCMCIA_NUM_SOCKS;
77
78#else /* fixme -- take care of the Pb1500 at some point */
79
80 u16 pcr;
81 pcr = au_readw(PCMCIA_BOARD_REG) & ~0xf; /* turn off power */
82 pcr &= ~(PC_DEASSERT_RST | PC_DRV_EN);
83 au_writew(pcr, PCMCIA_BOARD_REG);
84 au_sync_delay(500);
85 return PCMCIA_NUM_SOCKS;
86#endif
87} 68}
88 69
89static int pb1x00_pcmcia_shutdown(void) 70static int pb1x00_pcmcia_shutdown(void)
90{ 71{
91#ifdef CONFIG_MIPS_PB1000
92 u16 pcr; 72 u16 pcr;
93 pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST; 73 pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST;
94 pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0); 74 pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0);
@@ -96,14 +76,6 @@ static int pb1x00_pcmcia_shutdown(void)
96 au_writel(pcr, PB1000_PCR); 76 au_writel(pcr, PB1000_PCR);
97 au_sync_delay(20); 77 au_sync_delay(20);
98 return 0; 78 return 0;
99#else
100 u16 pcr;
101 pcr = au_readw(PCMCIA_BOARD_REG) & ~0xf; /* turn off power */
102 pcr &= ~(PC_DEASSERT_RST | PC_DRV_EN);
103 au_writew(pcr, PCMCIA_BOARD_REG);
104 au_sync_delay(2);
105 return 0;
106#endif
107} 79}
108 80
109static int 81static int
@@ -112,21 +84,11 @@ pb1x00_pcmcia_socket_state(unsigned sock, struct pcmcia_state *state)
112 u32 inserted0, inserted1; 84 u32 inserted0, inserted1;
113 u16 vs0, vs1; 85 u16 vs0, vs1;
114 86
115#ifdef CONFIG_MIPS_PB1000
116 vs0 = vs1 = (u16)au_readl(PB1000_ACR1); 87 vs0 = vs1 = (u16)au_readl(PB1000_ACR1);
117 inserted0 = !(vs0 & (ACR1_SLOT_0_CD1 | ACR1_SLOT_0_CD2)); 88 inserted0 = !(vs0 & (ACR1_SLOT_0_CD1 | ACR1_SLOT_0_CD2));
118 inserted1 = !(vs1 & (ACR1_SLOT_1_CD1 | ACR1_SLOT_1_CD2)); 89 inserted1 = !(vs1 & (ACR1_SLOT_1_CD1 | ACR1_SLOT_1_CD2));
119 vs0 = (vs0 >> 4) & 0x3; 90 vs0 = (vs0 >> 4) & 0x3;
120 vs1 = (vs1 >> 12) & 0x3; 91 vs1 = (vs1 >> 12) & 0x3;
121#else
122 vs0 = (au_readw(BOARD_STATUS_REG) >> 4) & 0x3;
123#ifdef CONFIG_MIPS_PB1500
124 inserted0 = !((au_readl(GPIO2_PINSTATE) >> 1) & 0x1); /* gpio 201 */
125#else /* Pb1100 */
126 inserted0 = !((au_readl(SYS_PINSTATERD) >> 9) & 0x1); /* gpio 9 */
127#endif
128 inserted1 = 0;
129#endif
130 92
131 state->ready = 0; 93 state->ready = 0;
132 state->vs_Xv = 0; 94 state->vs_Xv = 0;
@@ -203,7 +165,6 @@ pb1x00_pcmcia_configure_socket(const struct pcmcia_configure *configure)
203 165
204 if(configure->sock > PCMCIA_MAX_SOCK) return -1; 166 if(configure->sock > PCMCIA_MAX_SOCK) return -1;
205 167
206#ifdef CONFIG_MIPS_PB1000
207 pcr = au_readl(PB1000_PCR); 168 pcr = au_readl(PB1000_PCR);
208 169
209 if (configure->sock == 0) { 170 if (configure->sock == 0) {
@@ -323,84 +284,6 @@ pb1x00_pcmcia_configure_socket(const struct pcmcia_configure *configure)
323 au_writel(pcr, PB1000_PCR); 284 au_writel(pcr, PB1000_PCR);
324 au_sync_delay(300); 285 au_sync_delay(300);
325 286
326#else
327
328 pcr = au_readw(PCMCIA_BOARD_REG) & ~0xf;
329
330 debug("Vcc %dV Vpp %dV, pcr %x, reset %d\n",
331 configure->vcc, configure->vpp, pcr, configure->reset);
332
333
334 switch(configure->vcc){
335 case 0: /* Vcc 0 */
336 pcr |= SET_VCC_VPP(0,0);
337 break;
338 case 50: /* Vcc 5V */
339 switch(configure->vpp) {
340 case 0:
341 pcr |= SET_VCC_VPP(2,0);
342 break;
343 case 50:
344 pcr |= SET_VCC_VPP(2,1);
345 break;
346 case 12:
347 pcr |= SET_VCC_VPP(2,2);
348 break;
349 case 33:
350 default:
351 pcr |= SET_VCC_VPP(0,0);
352 printk("%s: bad Vcc/Vpp (%d:%d)\n",
353 __func__,
354 configure->vcc,
355 configure->vpp);
356 break;
357 }
358 break;
359 case 33: /* Vcc 3.3V */
360 switch(configure->vpp) {
361 case 0:
362 pcr |= SET_VCC_VPP(1,0);
363 break;
364 case 12:
365 pcr |= SET_VCC_VPP(1,2);
366 break;
367 case 33:
368 pcr |= SET_VCC_VPP(1,1);
369 break;
370 case 50:
371 default:
372 pcr |= SET_VCC_VPP(0,0);
373 printk("%s: bad Vcc/Vpp (%d:%d)\n",
374 __func__,
375 configure->vcc,
376 configure->vpp);
377 break;
378 }
379 break;
380 default: /* what's this ? */
381 pcr |= SET_VCC_VPP(0,0);
382 printk(KERN_ERR "%s: bad Vcc %d\n",
383 __func__, configure->vcc);
384 break;
385 }
386
387 au_writew(pcr, PCMCIA_BOARD_REG);
388 au_sync_delay(300);
389
390 if (!configure->reset) {
391 pcr |= PC_DRV_EN;
392 au_writew(pcr, PCMCIA_BOARD_REG);
393 au_sync_delay(100);
394 pcr |= PC_DEASSERT_RST;
395 au_writew(pcr, PCMCIA_BOARD_REG);
396 au_sync_delay(100);
397 }
398 else {
399 pcr &= ~(PC_DEASSERT_RST | PC_DRV_EN);
400 au_writew(pcr, PCMCIA_BOARD_REG);
401 au_sync_delay(100);
402 }
403#endif
404 return 0; 287 return 0;
405} 288}
406 289
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-24 15:01:06 -0500