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authorVitaly Bordug <vbordug@ru.mvista.com>2006-01-20 14:22:36 -0500
committerPaul Mackerras <paulus@samba.org>2006-02-07 06:36:33 -0500
commit42dc75c4b97922d3d7707ac0b097fbeeca20b108 (patch)
tree9b643a303ef555057def71b588a556da4c7942ff /arch/ppc/platforms
parentb92891751600a1677c2b7f611f8b1e58d53388dc (diff)
[PATCH] ppc32: MPC885ADS, MPC866ADS and MPC8272ADS-specific platform stuff for fs_enet
Added proper ppc_sys identification and fs_platform_info's for MPC 885ADS, 866ADS and 8272ADS, utilizing function assignment to remove/do not use platform devices which conflict with PD-incompatible drivers. Signed-off-by: Vitaly Bordug <vbordug@ru.mvista.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc/platforms')
-rw-r--r--arch/ppc/platforms/Makefile3
-rw-r--r--arch/ppc/platforms/fads.h2
-rw-r--r--arch/ppc/platforms/mpc8272ads_setup.c236
-rw-r--r--arch/ppc/platforms/mpc866ads_setup.c273
-rw-r--r--arch/ppc/platforms/mpc885ads_setup.c389
-rw-r--r--arch/ppc/platforms/pq2ads.h4
-rw-r--r--arch/ppc/platforms/pq2ads_pd.h114
7 files changed, 1020 insertions, 1 deletions
diff --git a/arch/ppc/platforms/Makefile b/arch/ppc/platforms/Makefile
index 51430e294b3..e8b91a33ce9 100644
--- a/arch/ppc/platforms/Makefile
+++ b/arch/ppc/platforms/Makefile
@@ -37,6 +37,9 @@ obj-$(CONFIG_SBC82xx) += sbc82xx.o
37obj-$(CONFIG_SPRUCE) += spruce.o 37obj-$(CONFIG_SPRUCE) += spruce.o
38obj-$(CONFIG_LITE5200) += lite5200.o 38obj-$(CONFIG_LITE5200) += lite5200.o
39obj-$(CONFIG_EV64360) += ev64360.o 39obj-$(CONFIG_EV64360) += ev64360.o
40obj-$(CONFIG_MPC86XADS) += mpc866ads_setup.o
41obj-$(CONFIG_MPC885ADS) += mpc885ads_setup.o
42obj-$(CONFIG_ADS8272) += mpc8272ads_setup.o
40 43
41ifeq ($(CONFIG_SMP),y) 44ifeq ($(CONFIG_SMP),y)
42obj-$(CONFIG_PPC_CHRP) += chrp_smp.o 45obj-$(CONFIG_PPC_CHRP) += chrp_smp.o
diff --git a/arch/ppc/platforms/fads.h b/arch/ppc/platforms/fads.h
index a48fb8d723e..e1c0b1b6dcb 100644
--- a/arch/ppc/platforms/fads.h
+++ b/arch/ppc/platforms/fads.h
@@ -112,7 +112,7 @@
112 112
113/* CPM Ethernet through SCC1 or SCC2 */ 113/* CPM Ethernet through SCC1 or SCC2 */
114 114
115#ifdef CONFIG_SCC1_ENET /* Probably 860 variant */ 115#if defined(CONFIG_SCC1_ENET) || defined(CONFIG_MPC8xx_SECOND_ETH_SCC1) /* Probably 860 variant */
116/* Bits in parallel I/O port registers that have to be set/cleared 116/* Bits in parallel I/O port registers that have to be set/cleared
117 * to configure the pins for SCC1 use. 117 * to configure the pins for SCC1 use.
118 * TCLK - CLK1, RCLK - CLK2. 118 * TCLK - CLK1, RCLK - CLK2.
diff --git a/arch/ppc/platforms/mpc8272ads_setup.c b/arch/ppc/platforms/mpc8272ads_setup.c
new file mode 100644
index 00000000000..bc9b94f77e3
--- /dev/null
+++ b/arch/ppc/platforms/mpc8272ads_setup.c
@@ -0,0 +1,236 @@
1/*
2 * arch/ppc/platforms/82xx/pq2ads_pd.c
3 *
4 * MPC82xx Board-specific PlatformDevice descriptions
5 *
6 * 2005 (c) MontaVista Software, Inc.
7 * Vitaly Bordug <vbordug@ru.mvista.com>
8 *
9 * This file is licensed under the terms of the GNU General Public License
10 * version 2. This program is licensed "as is" without any warranty of any
11 * kind, whether express or implied.
12 */
13
14
15#include <linux/init.h>
16#include <linux/module.h>
17#include <linux/device.h>
18#include <linux/ioport.h>
19#include <linux/fs_enet_pd.h>
20#include <linux/platform_device.h>
21
22#include <asm/io.h>
23#include <asm/mpc8260.h>
24#include <asm/cpm2.h>
25#include <asm/immap_cpm2.h>
26#include <asm/irq.h>
27#include <asm/ppc_sys.h>
28#include <asm/ppcboot.h>
29
30#include "pq2ads_pd.h"
31
32static void init_fcc1_ioports(void);
33static void init_fcc2_ioports(void);
34
35static struct fs_mii_bus_info mii_bus_info = {
36 .method = fsmii_bitbang,
37 .id = 0,
38 .i.bitbang = {
39 .mdio_port = fsiop_portc,
40 .mdio_bit = 18,
41 .mdc_port = fsiop_portc,
42 .mdc_bit = 19,
43 .delay = 1,
44 },
45};
46
47static struct fs_platform_info mpc82xx_fcc1_pdata = {
48 .fs_no = fsid_fcc1,
49 .cp_page = CPM_CR_FCC1_PAGE,
50 .cp_block = CPM_CR_FCC1_SBLOCK,
51 .clk_trx = (PC_F1RXCLK | PC_F1TXCLK),
52 .clk_route = CMX1_CLK_ROUTE,
53 .clk_mask = CMX1_CLK_MASK,
54 .init_ioports = init_fcc1_ioports,
55
56 .phy_addr = 0,
57#ifdef PHY_INTERRUPT
58 .phy_irq = PHY_INTERRUPT,
59#else
60 .phy_irq = -1;
61#endif
62 .mem_offset = FCC1_MEM_OFFSET,
63 .bus_info = &mii_bus_info,
64 .rx_ring = 32,
65 .tx_ring = 32,
66 .rx_copybreak = 240,
67 .use_napi = 0,
68 .napi_weight = 17,
69};
70
71static struct fs_platform_info mpc82xx_fcc2_pdata = {
72 .fs_no = fsid_fcc2,
73 .cp_page = CPM_CR_FCC2_PAGE,
74 .cp_block = CPM_CR_FCC2_SBLOCK,
75 .clk_trx = (PC_F2RXCLK | PC_F2TXCLK),
76 .clk_route = CMX2_CLK_ROUTE,
77 .clk_mask = CMX2_CLK_MASK,
78 .init_ioports = init_fcc2_ioports,
79
80 .phy_addr = 3,
81#ifdef PHY_INTERRUPT
82 .phy_irq = PHY_INTERRUPT,
83#else
84 .phy_irq = -1;
85#endif
86 .mem_offset = FCC2_MEM_OFFSET,
87 .bus_info = &mii_bus_info,
88 .rx_ring = 32,
89 .tx_ring = 32,
90 .rx_copybreak = 240,
91 .use_napi = 0,
92 .napi_weight = 17,
93};
94
95static void init_fcc1_ioports(void)
96{
97 struct io_port *io;
98 u32 tempval;
99 cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t));
100 u32 *bcsr = ioremap(BCSR_ADDR+4, sizeof(u32));
101
102 io = &immap->im_ioport;
103
104 /* Enable the PHY */
105 clrbits32(bcsr, BCSR1_FETHIEN);
106 setbits32(bcsr, BCSR1_FETH_RST);
107
108 /* FCC1 pins are on port A/C. */
109 /* Configure port A and C pins for FCC1 Ethernet. */
110
111 tempval = in_be32(&io->iop_pdira);
112 tempval &= ~PA1_DIRA0;
113 tempval |= PA1_DIRA1;
114 out_be32(&io->iop_pdira, tempval);
115
116 tempval = in_be32(&io->iop_psora);
117 tempval &= ~PA1_PSORA0;
118 tempval |= PA1_PSORA1;
119 out_be32(&io->iop_psora, tempval);
120
121 setbits32(&io->iop_ppara,PA1_DIRA0 | PA1_DIRA1);
122
123 /* Alter clocks */
124 tempval = PC_F1TXCLK|PC_F1RXCLK;
125
126 clrbits32(&io->iop_psorc, tempval);
127 clrbits32(&io->iop_pdirc, tempval);
128 setbits32(&io->iop_pparc, tempval);
129
130 clrbits32(&immap->im_cpmux.cmx_fcr, CMX1_CLK_MASK);
131 setbits32(&immap->im_cpmux.cmx_fcr, CMX1_CLK_ROUTE);
132 iounmap(bcsr);
133 iounmap(immap);
134}
135
136static void init_fcc2_ioports(void)
137{
138 cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t));
139 u32 *bcsr = ioremap(BCSR_ADDR+12, sizeof(u32));
140
141 struct io_port *io;
142 u32 tempval;
143
144 immap = cpm2_immr;
145
146 io = &immap->im_ioport;
147
148 /* Enable the PHY */
149 clrbits32(bcsr, BCSR3_FETHIEN2);
150 setbits32(bcsr, BCSR3_FETH2_RST);
151
152 /* FCC2 are port B/C. */
153 /* Configure port A and C pins for FCC2 Ethernet. */
154
155 tempval = in_be32(&io->iop_pdirb);
156 tempval &= ~PB2_DIRB0;
157 tempval |= PB2_DIRB1;
158 out_be32(&io->iop_pdirb, tempval);
159
160 tempval = in_be32(&io->iop_psorb);
161 tempval &= ~PB2_PSORB0;
162 tempval |= PB2_PSORB1;
163 out_be32(&io->iop_psorb, tempval);
164
165 setbits32(&io->iop_pparb,PB2_DIRB0 | PB2_DIRB1);
166
167 tempval = PC_F2RXCLK|PC_F2TXCLK;
168
169 /* Alter clocks */
170 clrbits32(&io->iop_psorc,tempval);
171 clrbits32(&io->iop_pdirc,tempval);
172 setbits32(&io->iop_pparc,tempval);
173
174 clrbits32(&immap->im_cpmux.cmx_fcr, CMX2_CLK_MASK);
175 setbits32(&immap->im_cpmux.cmx_fcr, CMX2_CLK_ROUTE);
176
177 iounmap(bcsr);
178 iounmap(immap);
179}
180
181
182static void __init mpc8272ads_fixup_enet_pdata(struct platform_device *pdev,
183 int idx)
184{
185 bd_t* bi = (void*)__res;
186 int fs_no = fsid_fcc1+pdev->id-1;
187
188 mpc82xx_fcc1_pdata.dpram_offset = mpc82xx_fcc2_pdata.dpram_offset = (u32)cpm2_immr->im_dprambase;
189 mpc82xx_fcc1_pdata.fcc_regs_c = mpc82xx_fcc2_pdata.fcc_regs_c = (u32)cpm2_immr->im_fcc_c;
190
191 switch(fs_no) {
192 case fsid_fcc1:
193 memcpy(&mpc82xx_fcc1_pdata.macaddr,bi->bi_enetaddr,6);
194 pdev->dev.platform_data = &mpc82xx_fcc1_pdata;
195 break;
196 case fsid_fcc2:
197 memcpy(&mpc82xx_fcc2_pdata.macaddr,bi->bi_enetaddr,6);
198 mpc82xx_fcc2_pdata.macaddr[5] ^= 1;
199 pdev->dev.platform_data = &mpc82xx_fcc2_pdata;
200 break;
201 }
202}
203
204static int mpc8272ads_platform_notify(struct device *dev)
205{
206 static const struct platform_notify_dev_map dev_map[] = {
207 {
208 .bus_id = "fsl-cpm-fcc",
209 .rtn = mpc8272ads_fixup_enet_pdata
210 },
211 {
212 .bus_id = NULL
213 }
214 };
215 platform_notify_map(dev_map,dev);
216
217 return 0;
218
219}
220
221int __init mpc8272ads_init(void)
222{
223 printk(KERN_NOTICE "mpc8272ads: Init\n");
224
225 platform_notify = mpc8272ads_platform_notify;
226
227 ppc_sys_device_initfunc();
228
229 ppc_sys_device_disable_all();
230 ppc_sys_device_enable(MPC82xx_CPM_FCC1);
231 ppc_sys_device_enable(MPC82xx_CPM_FCC2);
232
233 return 0;
234}
235
236arch_initcall(mpc8272ads_init);
diff --git a/arch/ppc/platforms/mpc866ads_setup.c b/arch/ppc/platforms/mpc866ads_setup.c
new file mode 100644
index 00000000000..ac8fcc68afe
--- /dev/null
+++ b/arch/ppc/platforms/mpc866ads_setup.c
@@ -0,0 +1,273 @@
1/*arch/ppc/platforms/mpc885ads-setup.c
2 *
3 * Platform setup for the Freescale mpc885ads board
4 *
5 * Vitaly Bordug <vbordug@ru.mvista.com>
6 *
7 * Copyright 2005 MontaVista Software Inc.
8 *
9 * This file is licensed under the terms of the GNU General Public License
10 * version 2. This program is licensed "as is" without any warranty of any
11 * kind, whether express or implied.
12 */
13
14#include <linux/config.h>
15#include <linux/init.h>
16#include <linux/module.h>
17#include <linux/param.h>
18#include <linux/string.h>
19#include <linux/ioport.h>
20#include <linux/device.h>
21
22#include <linux/fs_enet_pd.h>
23#include <linux/mii.h>
24
25#include <asm/delay.h>
26#include <asm/io.h>
27#include <asm/machdep.h>
28#include <asm/page.h>
29#include <asm/processor.h>
30#include <asm/system.h>
31#include <asm/time.h>
32#include <asm/ppcboot.h>
33#include <asm/8xx_immap.h>
34#include <asm/commproc.h>
35#include <asm/ppc_sys.h>
36#include <asm/mpc8xx.h>
37
38extern unsigned char __res[];
39
40static struct fs_mii_bus_info fec_mii_bus_info = {
41 .method = fsmii_fec,
42 .id = 0,
43};
44
45static struct fs_mii_bus_info scc_mii_bus_info = {
46 .method = fsmii_fixed,
47 .id = 0,
48 .i.fixed.speed = 10,
49 .i.fixed.duplex = 0,
50};
51
52static struct fs_platform_info mpc8xx_fec_pdata[] = {
53 {
54 .rx_ring = 128,
55 .tx_ring = 16,
56 .rx_copybreak = 240,
57
58 .use_napi = 1,
59 .napi_weight = 17,
60
61 .phy_addr = 15,
62 .phy_irq = -1,
63
64 .use_rmii = 0,
65
66 .bus_info = &fec_mii_bus_info,
67 }
68};
69
70static struct fs_platform_info mpc8xx_scc_pdata = {
71 .rx_ring = 64,
72 .tx_ring = 8,
73 .rx_copybreak = 240,
74
75 .use_napi = 1,
76 .napi_weight = 17,
77
78 .phy_addr = -1,
79 .phy_irq = -1,
80
81 .bus_info = &scc_mii_bus_info,
82};
83
84void __init board_init(void)
85{
86 volatile cpm8xx_t *cp = cpmp;
87 unsigned *bcsr_io;
88
89 bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
90
91 if (bcsr_io == NULL) {
92 printk(KERN_CRIT "Could not remap BCSR1\n");
93 return;
94 }
95#ifdef CONFIG_SERIAL_CPM_SMC1
96 cp->cp_simode &= ~(0xe0000000 >> 17); /* brg1 */
97 clrbits32(bcsr_io,(0x80000000 >> 7));
98#else
99 setbits32(bcsr_io,(0x80000000 >> 7));
100
101 cp->cp_pbpar &= ~(0x000000c0);
102 cp->cp_pbdir |= 0x000000c0;
103 cp->cp_smc[0].smc_smcmr = 0;
104 cp->cp_smc[0].smc_smce = 0;
105#endif
106
107#ifdef CONFIG_SERIAL_CPM_SMC2
108 cp->cp_simode &= ~(0xe0000000 >> 1);
109 cp->cp_simode |= (0x20000000 >> 1); /* brg2 */
110 clrbits32(bcsr_io,(0x80000000 >> 13));
111#else
112 clrbits32(bcsr_io,(0x80000000 >> 13));
113 cp->cp_pbpar &= ~(0x00000c00);
114 cp->cp_pbdir |= 0x00000c00;
115 cp->cp_smc[1].smc_smcmr = 0;
116 cp->cp_smc[1].smc_smce = 0;
117#endif
118 iounmap(bcsr_io);
119}
120
121static void setup_fec1_ioports(void)
122{
123 immap_t *immap = (immap_t *) IMAP_ADDR;
124
125 setbits16(&immap->im_ioport.iop_pdpar, 0x1fff);
126 setbits16(&immap->im_ioport.iop_pddir, 0x1fff);
127}
128
129static void setup_scc1_ioports(void)
130{
131 immap_t *immap = (immap_t *) IMAP_ADDR;
132 unsigned *bcsr_io;
133
134 bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
135
136 if (bcsr_io == NULL) {
137 printk(KERN_CRIT "Could not remap BCSR1\n");
138 return;
139 }
140
141 /* Enable the PHY.
142 */
143 clrbits32(bcsr_io,BCSR1_ETHEN);
144
145 /* Configure port A pins for Txd and Rxd.
146 */
147 /* Disable receive and transmit in case EPPC-Bug started it.
148 */
149 setbits16(&immap->im_ioport.iop_papar, PA_ENET_RXD | PA_ENET_TXD);
150 clrbits16(&immap->im_ioport.iop_padir, PA_ENET_RXD | PA_ENET_TXD);
151 clrbits16(&immap->im_ioport.iop_paodr, PA_ENET_TXD);
152
153 /* Configure port C pins to enable CLSN and RENA.
154 */
155 clrbits16(&immap->im_ioport.iop_pcpar, PC_ENET_CLSN | PC_ENET_RENA);
156 clrbits16(&immap->im_ioport.iop_pcdir, PC_ENET_CLSN | PC_ENET_RENA);
157 setbits16(&immap->im_ioport.iop_pcso, PC_ENET_CLSN | PC_ENET_RENA);
158 /* Configure port A for TCLK and RCLK.
159 */
160 setbits16(&immap->im_ioport.iop_papar, PA_ENET_TCLK | PA_ENET_RCLK);
161 clrbits16(&immap->im_ioport.iop_padir, PA_ENET_TCLK | PA_ENET_RCLK);
162 clrbits32(&immap->im_cpm.cp_pbpar, PB_ENET_TENA);
163 clrbits32(&immap->im_cpm.cp_pbdir, PB_ENET_TENA);
164
165 /* Configure Serial Interface clock routing.
166 * First, clear all SCC bits to zero, then set the ones we want.
167 */
168 clrbits32(&immap->im_cpm.cp_sicr, SICR_ENET_MASK);
169 setbits32(&immap->im_cpm.cp_sicr, SICR_ENET_CLKRT);
170
171 /* In the original SCC enet driver the following code is placed at
172 the end of the initialization */
173 setbits32(&immap->im_cpm.cp_pbpar, PB_ENET_TENA);
174 setbits32(&immap->im_cpm.cp_pbdir, PB_ENET_TENA);
175
176}
177
178static void mpc866ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
179{
180 struct fs_platform_info *fpi = pdev->dev.platform_data;
181
182 volatile cpm8xx_t *cp;
183 bd_t *bd = (bd_t *) __res;
184 char *e;
185 int i;
186
187 /* Get pointer to Communication Processor */
188 cp = cpmp;
189 switch (fs_no) {
190 case fsid_fec1:
191 fpi = &mpc8xx_fec_pdata[0];
192 fpi->init_ioports = &setup_fec1_ioports;
193
194 break;
195 case fsid_scc1:
196 fpi = &mpc8xx_scc_pdata;
197 fpi->init_ioports = &setup_scc1_ioports;
198
199 break;
200 default:
201 printk(KERN_WARNING"Device %s is not supported!\n", pdev->name);
202 return;
203 }
204
205 pdev->dev.platform_data = fpi;
206 fpi->fs_no = fs_no;
207
208 e = (unsigned char *)&bd->bi_enetaddr;
209 for (i = 0; i < 6; i++)
210 fpi->macaddr[i] = *e++;
211
212 fpi->macaddr[5 - pdev->id]++;
213
214}
215
216static void mpc866ads_fixup_fec_enet_pdata(struct platform_device *pdev,
217 int idx)
218{
219 /* This is for FEC devices only */
220 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-fec")))
221 return;
222 mpc866ads_fixup_enet_pdata(pdev, fsid_fec1 + pdev->id - 1);
223}
224
225static void mpc866ads_fixup_scc_enet_pdata(struct platform_device *pdev,
226 int idx)
227{
228 /* This is for SCC devices only */
229 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-scc")))
230 return;
231
232 mpc866ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
233}
234
235static int mpc866ads_platform_notify(struct device *dev)
236{
237 static const struct platform_notify_dev_map dev_map[] = {
238 {
239 .bus_id = "fsl-cpm-fec",
240 .rtn = mpc866ads_fixup_fec_enet_pdata,
241 },
242 {
243 .bus_id = "fsl-cpm-scc",
244 .rtn = mpc866ads_fixup_scc_enet_pdata,
245 },
246 {
247 .bus_id = NULL
248 }
249 };
250
251 platform_notify_map(dev_map,dev);
252
253 return 0;
254}
255
256int __init mpc866ads_init(void)
257{
258 printk(KERN_NOTICE "mpc866ads: Init\n");
259
260 platform_notify = mpc866ads_platform_notify;
261
262 ppc_sys_device_initfunc();
263 ppc_sys_device_disable_all();
264
265#ifdef MPC8xx_SECOND_ETH_SCC1
266 ppc_sys_device_enable(MPC8xx_CPM_SCC1);
267#endif
268 ppc_sys_device_enable(MPC8xx_CPM_FEC1);
269
270 return 0;
271}
272
273arch_initcall(mpc866ads_init);
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c
new file mode 100644
index 00000000000..50a99e5f7c6
--- /dev/null
+++ b/arch/ppc/platforms/mpc885ads_setup.c
@@ -0,0 +1,389 @@
1/*arch/ppc/platforms/mpc885ads-setup.c
2 *
3 * Platform setup for the Freescale mpc885ads board
4 *
5 * Vitaly Bordug <vbordug@ru.mvista.com>
6 *
7 * Copyright 2005 MontaVista Software Inc.
8 *
9 * This file is licensed under the terms of the GNU General Public License
10 * version 2. This program is licensed "as is" without any warranty of any
11 * kind, whether express or implied.
12 */
13
14#include <linux/config.h>
15#include <linux/init.h>
16#include <linux/module.h>
17#include <linux/param.h>
18#include <linux/string.h>
19#include <linux/ioport.h>
20#include <linux/device.h>
21
22#include <linux/fs_enet_pd.h>
23#include <linux/mii.h>
24
25#include <asm/delay.h>
26#include <asm/io.h>
27#include <asm/machdep.h>
28#include <asm/page.h>
29#include <asm/processor.h>
30#include <asm/system.h>
31#include <asm/time.h>
32#include <asm/ppcboot.h>
33#include <asm/8xx_immap.h>
34#include <asm/commproc.h>
35#include <asm/ppc_sys.h>
36
37extern unsigned char __res[];
38
39static void __init mpc885ads_scc_phy_init(char);
40
41static struct fs_mii_bus_info fec_mii_bus_info = {
42 .method = fsmii_fec,
43 .id = 0,
44};
45
46static struct fs_mii_bus_info scc_mii_bus_info = {
47#ifdef CONFIG_SCC_ENET_8xx_FIXED
48 .method = fsmii_fixed,
49#else
50 .method = fsmii_fec,
51#endif
52
53 .id = 0,
54};
55
56static struct fs_platform_info mpc8xx_fec_pdata[] = {
57 {
58 .rx_ring = 128,
59 .tx_ring = 16,
60 .rx_copybreak = 240,
61
62 .use_napi = 1,
63 .napi_weight = 17,
64
65 .phy_addr = 0,
66 .phy_irq = SIU_IRQ7,
67
68 .bus_info = &fec_mii_bus_info,
69 }, {
70 .rx_ring = 128,
71 .tx_ring = 16,
72 .rx_copybreak = 240,
73
74 .use_napi = 1,
75 .napi_weight = 17,
76
77 .phy_addr = 1,
78 .phy_irq = SIU_IRQ7,
79
80 .bus_info = &fec_mii_bus_info,
81 }
82};
83
84static struct fs_platform_info mpc8xx_scc_pdata = {
85 .rx_ring = 64,
86 .tx_ring = 8,
87 .rx_copybreak = 240,
88
89 .use_napi = 1,
90 .napi_weight = 17,
91
92 .phy_addr = 2,
93#ifdef CONFIG_MPC8xx_SCC_ENET_FIXED
94 .phy_irq = -1,
95#else
96 .phy_irq = SIU_IRQ7,
97#endif
98
99 .bus_info = &scc_mii_bus_info,
100};
101
102void __init board_init(void)
103{
104 volatile cpm8xx_t *cp = cpmp;
105 unsigned int *bcsr_io;
106
107#ifdef CONFIG_FS_ENET
108 immap_t *immap = (immap_t *) IMAP_ADDR;
109#endif
110 bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
111
112 if (bcsr_io == NULL) {
113 printk(KERN_CRIT "Could not remap BCSR\n");
114 return;
115 }
116#ifdef CONFIG_SERIAL_CPM_SMC1
117 cp->cp_simode &= ~(0xe0000000 >> 17); /* brg1 */
118 clrbits32(bcsr_io, BCSR1_RS232EN_1);
119#else
120 setbits32(bcsr_io,BCSR1_RS232EN_1);
121 cp->cp_smc[0].smc_smcmr = 0;
122 cp->cp_smc[0].smc_smce = 0;
123#endif
124
125#ifdef CONFIG_SERIAL_CPM_SMC2
126 cp->cp_simode &= ~(0xe0000000 >> 1);
127 cp->cp_simode |= (0x20000000 >> 1); /* brg2 */
128 clrbits32(bcsr_io,BCSR1_RS232EN_2);
129#else
130 setbits32(bcsr_io,BCSR1_RS232EN_2);
131 cp->cp_smc[1].smc_smcmr = 0;
132 cp->cp_smc[1].smc_smce = 0;
133#endif
134 iounmap(bcsr_io);
135
136#ifdef CONFIG_FS_ENET
137 /* use MDC for MII (common) */
138 setbits16(&immap->im_ioport.iop_pdpar, 0x0080);
139 clrbits16(&immap->im_ioport.iop_pddir, 0x0080);
140#endif
141}
142
143static void setup_fec1_ioports(void)
144{
145 immap_t *immap = (immap_t *) IMAP_ADDR;
146
147 /* configure FEC1 pins */
148 setbits16(&immap->im_ioport.iop_papar, 0xf830);
149 setbits16(&immap->im_ioport.iop_padir, 0x0830);
150 clrbits16(&immap->im_ioport.iop_padir, 0xf000);
151 setbits32(&immap->im_cpm.cp_pbpar, 0x00001001);
152
153 clrbits32(&immap->im_cpm.cp_pbdir, 0x00001001);
154 setbits16(&immap->im_ioport.iop_pcpar, 0x000c);
155 clrbits16(&immap->im_ioport.iop_pcdir, 0x000c);
156 setbits32(&immap->im_cpm.cp_pepar, 0x00000003);
157
158 setbits32(&immap->im_cpm.cp_pedir, 0x00000003);
159 clrbits32(&immap->im_cpm.cp_peso, 0x00000003);
160 clrbits32(&immap->im_cpm.cp_cptr, 0x00000100);
161}
162
163static void setup_fec2_ioports(void)
164{
165 immap_t *immap = (immap_t *) IMAP_ADDR;
166
167 /* configure FEC2 pins */
168 setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc);
169 setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc);
170 setbits32(&immap->im_cpm.cp_peso, 0x00037800);
171 clrbits32(&immap->im_cpm.cp_peso, 0x000087fc);
172 clrbits32(&immap->im_cpm.cp_cptr, 0x00000080);
173}
174
175static void setup_scc3_ioports(void)
176{
177 immap_t *immap = (immap_t *) IMAP_ADDR;
178 unsigned *bcsr_io;
179
180 bcsr_io = ioremap(BCSR_ADDR, BCSR_SIZE);
181
182 if (bcsr_io == NULL) {
183 printk(KERN_CRIT "Could not remap BCSR\n");
184 return;
185 }
186
187 /* Enable the PHY.
188 */
189 setbits32(bcsr_io+4, BCSR4_ETH10_RST);
190 /* Configure port A pins for Txd and Rxd.
191 */
192 setbits16(&immap->im_ioport.iop_papar, PA_ENET_RXD | PA_ENET_TXD);
193 clrbits16(&immap->im_ioport.iop_padir, PA_ENET_RXD | PA_ENET_TXD);
194
195 /* Configure port C pins to enable CLSN and RENA.
196 */
197 clrbits16(&immap->im_ioport.iop_pcpar, PC_ENET_CLSN | PC_ENET_RENA);
198 clrbits16(&immap->im_ioport.iop_pcdir, PC_ENET_CLSN | PC_ENET_RENA);
199 setbits16(&immap->im_ioport.iop_pcso, PC_ENET_CLSN | PC_ENET_RENA);
200
201 /* Configure port E for TCLK and RCLK.
202 */
203 setbits32(&immap->im_cpm.cp_pepar, PE_ENET_TCLK | PE_ENET_RCLK);
204 clrbits32(&immap->im_cpm.cp_pepar, PE_ENET_TENA);
205 clrbits32(&immap->im_cpm.cp_pedir,
206 PE_ENET_TCLK | PE_ENET_RCLK | PE_ENET_TENA);
207 clrbits32(&immap->im_cpm.cp_peso, PE_ENET_TCLK | PE_ENET_RCLK);
208 setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA);
209
210 /* Configure Serial Interface clock routing.
211 * First, clear all SCC bits to zero, then set the ones we want.
212 */
213 clrbits32(&immap->im_cpm.cp_sicr, SICR_ENET_MASK);
214 setbits32(&immap->im_cpm.cp_sicr, SICR_ENET_CLKRT);
215
216 /* Disable Rx and Tx. SMC1 sshould be stopped if SCC3 eternet are used.
217 */
218 immap->im_cpm.cp_smc[0].smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
219 /* On the MPC885ADS SCC ethernet PHY is initialized in the full duplex mode
220 * by H/W setting after reset. SCC ethernet controller support only half duplex.
221 * This discrepancy of modes causes a lot of carrier lost errors.
222 */
223
224 /* In the original SCC enet driver the following code is placed at
225 the end of the initialization */
226 setbits32(&immap->im_cpm.cp_pepar, PE_ENET_TENA);
227 clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA);
228 setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA);
229
230 setbits32(bcsr_io+1, BCSR1_ETHEN);
231 iounmap(bcsr_io);
232}
233
234static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
235{
236 struct fs_platform_info *fpi = pdev->dev.platform_data;
237
238 volatile cpm8xx_t *cp;
239 bd_t *bd = (bd_t *) __res;
240 char *e;
241 int i;
242
243 /* Get pointer to Communication Processor */
244 cp = cpmp;
245 switch (fs_no) {
246 case fsid_fec1:
247 fpi = &mpc8xx_fec_pdata[0];
248 fpi->init_ioports = &setup_fec1_ioports;
249 break;
250 case fsid_fec2:
251 fpi = &mpc8xx_fec_pdata[1];
252 fpi->init_ioports = &setup_fec2_ioports;
253 break;
254 case fsid_scc3:
255 fpi = &mpc8xx_scc_pdata;
256 fpi->init_ioports = &setup_scc3_ioports;
257 mpc885ads_scc_phy_init(fpi->phy_addr);
258 break;
259 default:
260 printk(KERN_WARNING"Device %s is not supported!\n", pdev->name);
261 return;
262 }
263
264 pdev->dev.platform_data = fpi;
265 fpi->fs_no = fs_no;
266
267 e = (unsigned char *)&bd->bi_enetaddr;
268 for (i = 0; i < 6; i++)
269 fpi->macaddr[i] = *e++;
270
271 fpi->macaddr[5 - pdev->id]++;
272
273}
274
275static void mpc885ads_fixup_fec_enet_pdata(struct platform_device *pdev,
276 int idx)
277{
278 /* This is for FEC devices only */
279 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-fec")))
280 return;
281 mpc885ads_fixup_enet_pdata(pdev, fsid_fec1 + pdev->id - 1);
282}
283
284static void __init mpc885ads_fixup_scc_enet_pdata(struct platform_device *pdev,
285 int idx)
286{
287 /* This is for SCC devices only */
288 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-scc")))
289 return;
290
291 mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
292}
293
294/* SCC ethernet controller does not have MII management channel. FEC1 MII
295 * channel is used to communicate with the 10Mbit PHY.
296 */
297
298#define MII_ECNTRL_PINMUX 0x4
299#define FEC_ECNTRL_PINMUX 0x00000004
300#define FEC_RCNTRL_MII_MODE 0x00000004
301
302/* Make MII read/write commands.
303 */
304#define mk_mii_write(REG, VAL, PHY_ADDR) (0x50020000 | (((REG) & 0x1f) << 18) | \
305 ((VAL) & 0xffff) | ((PHY_ADDR) << 23))
306
307static void mpc885ads_scc_phy_init(char phy_addr)
308{
309 volatile immap_t *immap;
310 volatile fec_t *fecp;
311 bd_t *bd;
312
313 bd = (bd_t *) __res;
314 immap = (immap_t *) IMAP_ADDR; /* pointer to internal registers */
315 fecp = &(immap->im_cpm.cp_fec);
316
317 /* Enable MII pins of the FEC1
318 */
319 setbits16(&immap->im_ioport.iop_pdpar, 0x0080);
320 clrbits16(&immap->im_ioport.iop_pddir, 0x0080);
321 /* Set MII speed to 2.5 MHz
322 */
323 out_be32(&fecp->fec_mii_speed,
324 ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1);
325
326 /* Enable FEC pin MUX
327 */
328 setbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX);
329 setbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE);
330
331 out_be32(&fecp->fec_mii_data,
332 mk_mii_write(MII_BMCR, BMCR_ISOLATE, phy_addr));
333 udelay(100);
334 out_be32(&fecp->fec_mii_data,
335 mk_mii_write(MII_ADVERTISE,
336 ADVERTISE_10HALF | ADVERTISE_CSMA, phy_addr));
337 udelay(100);
338
339 /* Disable FEC MII settings
340 */
341 clrbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX);
342 clrbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE);
343 out_be32(&fecp->fec_mii_speed, 0);
344}
345
346static int mpc885ads_platform_notify(struct device *dev)
347{
348
349 static const struct platform_notify_dev_map dev_map[] = {
350 {
351 .bus_id = "fsl-cpm-fec",
352 .rtn = mpc885ads_fixup_fec_enet_pdata,
353 },
354 {
355 .bus_id = "fsl-cpm-scc",
356 .rtn = mpc885ads_fixup_scc_enet_pdata,
357 },
358 {
359 .bus_id = NULL
360 }
361 };
362
363 platform_notify_map(dev_map,dev);
364
365}
366
367int __init mpc885ads_init(void)
368{
369 printk(KERN_NOTICE "mpc885ads: Init\n");
370
371 platform_notify = mpc885ads_platform_notify;
372
373 ppc_sys_device_initfunc();
374 ppc_sys_device_disable_all();
375
376 ppc_sys_device_enable(MPC8xx_CPM_FEC1);
377
378#ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3
379 ppc_sys_device_enable(MPC8xx_CPM_SCC1);
380
381#endif
382#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2
383 ppc_sys_device_enable(MPC8xx_CPM_FEC2);
384#endif
385
386 return 0;
387}
388
389arch_initcall(mpc885ads_init);
diff --git a/arch/ppc/platforms/pq2ads.h b/arch/ppc/platforms/pq2ads.h
index 067d9a5aebc..6b26dd36c64 100644
--- a/arch/ppc/platforms/pq2ads.h
+++ b/arch/ppc/platforms/pq2ads.h
@@ -13,6 +13,10 @@
13 13
14#include <asm/ppcboot.h> 14#include <asm/ppcboot.h>
15 15
16#if defined(CONFIG_ADS8272)
17#define BOARD_CHIP_NAME "8272"
18#endif
19
16/* Memory map is configured by the PROM startup. 20/* Memory map is configured by the PROM startup.
17 * We just map a few things we need. The CSR is actually 4 byte-wide 21 * We just map a few things we need. The CSR is actually 4 byte-wide
18 * registers that can be accessed as 8-, 16-, or 32-bit values. 22 * registers that can be accessed as 8-, 16-, or 32-bit values.
diff --git a/arch/ppc/platforms/pq2ads_pd.h b/arch/ppc/platforms/pq2ads_pd.h
new file mode 100644
index 00000000000..8f14a43eafe
--- /dev/null
+++ b/arch/ppc/platforms/pq2ads_pd.h
@@ -0,0 +1,114 @@
1#ifndef __PQ2ADS_PD_H
2#define __PQ2ADS_PD_H
3/*
4 * arch/ppc/platforms/82xx/pq2ads_pd.h
5 *
6 * Some defines for MPC82xx board-specific PlatformDevice descriptions
7 *
8 * 2005 (c) MontaVista Software, Inc.
9 * Vitaly Bordug <vbordug@ru.mvista.com>
10 *
11 * This file is licensed under the terms of the GNU General Public License
12 * version 2. This program is licensed "as is" without any warranty of any
13 * kind, whether express or implied.
14 */
15
16/* FCC1 Clock Source Configuration. These can be redefined in the board specific file.
17 Can only choose from CLK9-12 */
18
19#define F1_RXCLK 11
20#define F1_TXCLK 10
21
22/* FCC2 Clock Source Configuration. These can be redefined in the board specific file.
23 Can only choose from CLK13-16 */
24#define F2_RXCLK 15
25#define F2_TXCLK 16
26
27/* FCC3 Clock Source Configuration. These can be redefined in the board specific file.
28 Can only choose from CLK13-16 */
29#define F3_RXCLK 13
30#define F3_TXCLK 14
31
32/* Automatically generates register configurations */
33#define PC_CLK(x) ((uint)(1<<(x-1))) /* FCC CLK I/O ports */
34
35#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27)) /* FCC1 Receive Clock Source */
36#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24)) /* FCC1 Transmit Clock Source */
37#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19)) /* FCC2 Receive Clock Source */
38#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16)) /* FCC2 Transmit Clock Source */
39#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11)) /* FCC3 Receive Clock Source */
40#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8)) /* FCC3 Transmit Clock Source */
41
42#define PC_F1RXCLK PC_CLK(F1_RXCLK)
43#define PC_F1TXCLK PC_CLK(F1_TXCLK)
44#define CMX1_CLK_ROUTE (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
45#define CMX1_CLK_MASK ((uint)0xff000000)
46
47#define PC_F2RXCLK PC_CLK(F2_RXCLK)
48#define PC_F2TXCLK PC_CLK(F2_TXCLK)
49#define CMX2_CLK_ROUTE (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
50#define CMX2_CLK_MASK ((uint)0x00ff0000)
51
52#define PC_F3RXCLK PC_CLK(F3_RXCLK)
53#define PC_F3TXCLK PC_CLK(F3_TXCLK)
54#define CMX3_CLK_ROUTE (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
55#define CMX3_CLK_MASK ((uint)0x0000ff00)
56
57/* I/O Pin assignment for FCC1. I don't yet know the best way to do this,
58 * but there is little variation among the choices.
59 */
60#define PA1_COL 0x00000001U
61#define PA1_CRS 0x00000002U
62#define PA1_TXER 0x00000004U
63#define PA1_TXEN 0x00000008U
64#define PA1_RXDV 0x00000010U
65#define PA1_RXER 0x00000020U
66#define PA1_TXDAT 0x00003c00U
67#define PA1_RXDAT 0x0003c000U
68#define PA1_PSORA0 (PA1_RXDAT | PA1_TXDAT)
69#define PA1_PSORA1 (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
70 PA1_RXDV | PA1_RXER)
71#define PA1_DIRA0 (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
72#define PA1_DIRA1 (PA1_TXDAT | PA1_TXEN | PA1_TXER)
73
74
75/* I/O Pin assignment for FCC2. I don't yet know the best way to do this,
76 * but there is little variation among the choices.
77 */
78#define PB2_TXER 0x00000001U
79#define PB2_RXDV 0x00000002U
80#define PB2_TXEN 0x00000004U
81#define PB2_RXER 0x00000008U
82#define PB2_COL 0x00000010U
83#define PB2_CRS 0x00000020U
84#define PB2_TXDAT 0x000003c0U
85#define PB2_RXDAT 0x00003c00U
86#define PB2_PSORB0 (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
87 PB2_RXER | PB2_RXDV | PB2_TXER)
88#define PB2_PSORB1 (PB2_TXEN)
89#define PB2_DIRB0 (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
90#define PB2_DIRB1 (PB2_TXDAT | PB2_TXEN | PB2_TXER)
91
92
93/* I/O Pin assignment for FCC3. I don't yet know the best way to do this,
94 * but there is little variation among the choices.
95 */
96#define PB3_RXDV 0x00004000U
97#define PB3_RXER 0x00008000U
98#define PB3_TXER 0x00010000U
99#define PB3_TXEN 0x00020000U
100#define PB3_COL 0x00040000U
101#define PB3_CRS 0x00080000U
102#define PB3_TXDAT 0x0f000000U
103#define PB3_RXDAT 0x00f00000U
104#define PB3_PSORB0 (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
105 PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
106#define PB3_PSORB1 0
107#define PB3_DIRB0 (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
108#define PB3_DIRB1 (PB3_TXDAT | PB3_TXEN | PB3_TXER)
109
110#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
111#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
112#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
113
114#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-21 09:28:45 -0500