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-rw-r--r--arch/arm/mach-dove/mpp.c134
-rw-r--r--arch/arm/mach-dove/mpp.h362
-rw-r--r--arch/arm/plat-orion/mpp.c5
3 files changed, 213 insertions, 288 deletions
diff --git a/arch/arm/mach-dove/mpp.c b/arch/arm/mach-dove/mpp.c
index c66c76346904..51e0e411c9cb 100644
--- a/arch/arm/mach-dove/mpp.c
+++ b/arch/arm/mach-dove/mpp.c
@@ -11,24 +11,17 @@
11#include <linux/kernel.h> 11#include <linux/kernel.h>
12#include <linux/gpio.h> 12#include <linux/gpio.h>
13#include <linux/io.h> 13#include <linux/io.h>
14 14#include <plat/mpp.h>
15#include <mach/dove.h> 15#include <mach/dove.h>
16
17#include "mpp.h" 16#include "mpp.h"
18 17
19#define MPP_NR_REGS 4
20#define MPP_CTRL(i) ((i) == 3 ? \
21 DOVE_MPP_CTRL4_VIRT_BASE : \
22 DOVE_MPP_VIRT_BASE + (i) * 4)
23#define PMU_SIG_REGS 2
24#define PMU_SIG_CTRL(i) (DOVE_PMU_SIG_CTRL + (i) * 4)
25
26struct dove_mpp_grp { 18struct dove_mpp_grp {
27 int start; 19 int start;
28 int end; 20 int end;
29}; 21};
30 22
31static struct dove_mpp_grp dove_mpp_grp[] = { 23/* Map a group to a range of GPIO pins in that group */
24static const struct dove_mpp_grp dove_mpp_grp[] = {
32 [MPP_24_39] = { 25 [MPP_24_39] = {
33 .start = 24, 26 .start = 24,
34 .end = 39, 27 .end = 39,
@@ -38,8 +31,8 @@ static struct dove_mpp_grp dove_mpp_grp[] = {
38 .end = 45, 31 .end = 45,
39 }, 32 },
40 [MPP_46_51] = { 33 [MPP_46_51] = {
41 .start = 40, 34 .start = 46,
42 .end = 45, 35 .end = 51,
43 }, 36 },
44 [MPP_58_61] = { 37 [MPP_58_61] = {
45 .start = 58, 38 .start = 58,
@@ -51,6 +44,8 @@ static struct dove_mpp_grp dove_mpp_grp[] = {
51 }, 44 },
52}; 45};
53 46
47/* Enable gpio for a range of pins. mode should be a combination of
48 GPIO_OUTPUT_OK | GPIO_INPUT_OK */
54static void dove_mpp_gpio_mode(int start, int end, int gpio_mode) 49static void dove_mpp_gpio_mode(int start, int end, int gpio_mode)
55{ 50{
56 int i; 51 int i;
@@ -59,24 +54,17 @@ static void dove_mpp_gpio_mode(int start, int end, int gpio_mode)
59 orion_gpio_set_valid(i, gpio_mode); 54 orion_gpio_set_valid(i, gpio_mode);
60} 55}
61 56
57/* Dump all the extra MPP registers. The platform code will dump the
58 registers for pins 0-23. */
62static void dove_mpp_dump_regs(void) 59static void dove_mpp_dump_regs(void)
63{ 60{
64#ifdef DEBUG 61 pr_debug("PMU_CTRL4_CTRL: %08x\n",
65 int i; 62 readl(DOVE_MPP_CTRL4_VIRT_BASE));
66 63
67 pr_debug("MPP_CTRL regs:"); 64 pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n",
68 for (i = 0; i < MPP_NR_REGS; i++) 65 readl(DOVE_PMU_MPP_GENERAL_CTRL));
69 printk(" %08x", readl(MPP_CTRL(i)));
70 printk("\n");
71 66
72 pr_debug("PMU_SIG_CTRL regs:");
73 for (i = 0; i < PMU_SIG_REGS; i++)
74 printk(" %08x", readl(PMU_SIG_CTRL(i)));
75 printk("\n");
76
77 pr_debug("PMU_MPP_GENERAL_CTRL: %08x\n", readl(DOVE_PMU_MPP_GENERAL_CTRL));
78 pr_debug("MPP_GENERAL: %08x\n", readl(DOVE_MPP_GENERAL_VIRT_BASE)); 67 pr_debug("MPP_GENERAL: %08x\n", readl(DOVE_MPP_GENERAL_VIRT_BASE));
79#endif
80} 68}
81 69
82static void dove_mpp_cfg_nfc(int sel) 70static void dove_mpp_cfg_nfc(int sel)
@@ -92,7 +80,7 @@ static void dove_mpp_cfg_nfc(int sel)
92 80
93static void dove_mpp_cfg_au1(int sel) 81static void dove_mpp_cfg_au1(int sel)
94{ 82{
95 u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE); 83 u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
96 u32 ssp_ctrl1 = readl(DOVE_SSP_CTRL_STATUS_1); 84 u32 ssp_ctrl1 = readl(DOVE_SSP_CTRL_STATUS_1);
97 u32 mpp_gen_ctrl = readl(DOVE_MPP_GENERAL_VIRT_BASE); 85 u32 mpp_gen_ctrl = readl(DOVE_MPP_GENERAL_VIRT_BASE);
98 u32 global_cfg_2 = readl(DOVE_GLOBAL_CONFIG_2); 86 u32 global_cfg_2 = readl(DOVE_GLOBAL_CONFIG_2);
@@ -128,82 +116,46 @@ static void dove_mpp_cfg_au1(int sel)
128 writel(global_cfg_2, DOVE_GLOBAL_CONFIG_2); 116 writel(global_cfg_2, DOVE_GLOBAL_CONFIG_2);
129} 117}
130 118
131static void dove_mpp_conf_grp(int num, int sel, u32 *mpp_ctrl) 119/* Configure the group registers, enabling GPIO if sel indicates the
132{ 120 pin is to be used for GPIO */
133 int start = dove_mpp_grp[num].start; 121static void dove_mpp_conf_grp(unsigned int *mpp_grp_list)
134 int end = dove_mpp_grp[num].end;
135 int gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
136
137 *mpp_ctrl &= ~(0x1 << num);
138 *mpp_ctrl |= sel << num;
139
140 dove_mpp_gpio_mode(start, end, gpio_mode);
141}
142
143void __init dove_mpp_conf(unsigned int *mpp_list)
144{ 122{
145 u32 mpp_ctrl[MPP_NR_REGS]; 123 u32 mpp_ctrl4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
146 u32 pmu_mpp_ctrl = 0; 124 int gpio_mode;
147 u32 pmu_sig_ctrl[PMU_SIG_REGS];
148 int i;
149
150 for (i = 0; i < MPP_NR_REGS; i++)
151 mpp_ctrl[i] = readl(MPP_CTRL(i));
152
153 for (i = 0; i < PMU_SIG_REGS; i++)
154 pmu_sig_ctrl[i] = readl(PMU_SIG_CTRL(i));
155
156 pmu_mpp_ctrl = readl(DOVE_PMU_MPP_GENERAL_CTRL);
157 125
158 dove_mpp_dump_regs(); 126 for ( ; *mpp_grp_list; mpp_grp_list++) {
159 127 unsigned int num = MPP_NUM(*mpp_grp_list);
160 for ( ; *mpp_list != MPP_END; mpp_list++) { 128 unsigned int sel = MPP_SEL(*mpp_grp_list);
161 unsigned int num = MPP_NUM(*mpp_list);
162 unsigned int sel = MPP_SEL(*mpp_list);
163 int shift, gpio_mode;
164
165 if (num > MPP_MAX) {
166 pr_err("dove: invalid MPP number (%u)\n", num);
167 continue;
168 }
169
170 if (*mpp_list & MPP_NFC_MASK) {
171 dove_mpp_cfg_nfc(sel);
172 continue;
173 }
174 129
175 if (*mpp_list & MPP_AU1_MASK) { 130 if (num > MPP_GRP_MAX) {
176 dove_mpp_cfg_au1(sel); 131 pr_err("dove: invalid MPP GRP number (%u)\n", num);
177 continue; 132 continue;
178 } 133 }
179 134
180 if (*mpp_list & MPP_GRP_MASK) { 135 mpp_ctrl4 &= ~(0x1 << num);
181 dove_mpp_conf_grp(num, sel, &mpp_ctrl[3]); 136 mpp_ctrl4 |= sel << num;
182 continue;
183 }
184
185 shift = (num & 7) << 2;
186 if (*mpp_list & MPP_PMU_MASK) {
187 pmu_mpp_ctrl |= (0x1 << num);
188 pmu_sig_ctrl[num / 8] &= ~(0xf << shift);
189 pmu_sig_ctrl[num / 8] |= 0xf << shift;
190 gpio_mode = 0;
191 } else {
192 mpp_ctrl[num / 8] &= ~(0xf << shift);
193 mpp_ctrl[num / 8] |= sel << shift;
194 gpio_mode = GPIO_OUTPUT_OK | GPIO_INPUT_OK;
195 }
196 137
197 orion_gpio_set_valid(num, gpio_mode); 138 gpio_mode = sel ? GPIO_OUTPUT_OK | GPIO_INPUT_OK : 0;
139 dove_mpp_gpio_mode(dove_mpp_grp[num].start,
140 dove_mpp_grp[num].end, gpio_mode);
198 } 141 }
142 writel(mpp_ctrl4, DOVE_MPP_CTRL4_VIRT_BASE);
143}
199 144
200 for (i = 0; i < MPP_NR_REGS; i++) 145/* Configure the various MPP pins on Dove */
201 writel(mpp_ctrl[i], MPP_CTRL(i)); 146void __init dove_mpp_conf(unsigned int *mpp_list,
147 unsigned int *mpp_grp_list,
148 unsigned int grp_au1_52_57,
149 unsigned int grp_nfc_64_71)
150{
151 dove_mpp_dump_regs();
202 152
203 for (i = 0; i < PMU_SIG_REGS; i++) 153 /* Use platform code for pins 0-23 */
204 writel(pmu_sig_ctrl[i], PMU_SIG_CTRL(i)); 154 orion_mpp_conf(mpp_list, 0, MPP_MAX, DOVE_MPP_VIRT_BASE);
205 155
206 writel(pmu_mpp_ctrl, DOVE_PMU_MPP_GENERAL_CTRL); 156 dove_mpp_conf_grp(mpp_grp_list);
157 dove_mpp_cfg_au1(grp_au1_52_57);
158 dove_mpp_cfg_nfc(grp_nfc_64_71);
207 159
208 dove_mpp_dump_regs(); 160 dove_mpp_dump_regs();
209} 161}
diff --git a/arch/arm/mach-dove/mpp.h b/arch/arm/mach-dove/mpp.h
index 2a43ce413b15..fbec7c52bfac 100644
--- a/arch/arm/mach-dove/mpp.h
+++ b/arch/arm/mach-dove/mpp.h
@@ -1,178 +1,150 @@
1#ifndef __ARCH_DOVE_MPP_CODED_H 1#ifndef __ARCH_DOVE_MPP_CODED_H
2#define __ARCH_DOVE_MPP_CODED_H 2#define __ARCH_DOVE_MPP_CODED_H
3 3
4#define MPP(_num, _mode, _pmu, _grp, _au1, _nfc) ( \ 4#define MPP(_num, _sel, _in, _out) ( \
5/* MPP/group number */ ((_num) & 0xff) | \ 5 /* MPP number */ ((_num) & 0xff) | \
6/* MPP select value */ (((_mode) & 0xf) << 8) | \ 6 /* MPP select value */ (((_sel) & 0xf) << 8) | \
7/* MPP PMU */ ((!!(_pmu)) << 12) | \ 7 /* may be input signal */ ((!!(_in)) << 12) | \
8/* group flag */ ((!!(_grp)) << 13) | \ 8 /* may be output signal */ ((!!(_out)) << 13))
9/* AU1 flag */ ((!!(_au1)) << 14) | \ 9
10/* NFCE flag */ ((!!(_nfc)) << 15)) 10#define MPP0_GPIO0 MPP(0, 0x0, 1, 1)
11 11#define MPP0_UA2_RTSn MPP(0, 0x2, 0, 0)
12#define MPP_MAX 71 12#define MPP0_SDIO0_CD MPP(0, 0x3, 0, 0)
13 13#define MPP0_LCD0_PWM MPP(0, 0xf, 0, 0)
14#define MPP_NUM(x) ((x) & 0xff) 14
15#define MPP_SEL(x) (((x) >> 8) & 0xf) 15#define MPP1_GPIO1 MPP(1, 0x0, 1, 1)
16 16#define MPP1_UA2_CTSn MPP(1, 0x2, 0, 0)
17#define MPP_PMU_MASK MPP(0, 0x0, 1, 0, 0, 0) 17#define MPP1_SDIO0_WP MPP(1, 0x3, 0, 0)
18#define MPP_GRP_MASK MPP(0, 0x0, 0, 1, 0, 0) 18#define MPP1_LCD1_PWM MPP(1, 0xf, 0, 0)
19#define MPP_AU1_MASK MPP(0, 0x0, 0, 0, 1, 0) 19
20#define MPP_NFC_MASK MPP(0, 0x0, 0, 0, 0, 1) 20#define MPP2_GPIO2 MPP(2, 0x0, 1, 1)
21 21#define MPP2_SATA_PRESENT MPP(2, 0x1, 0, 0)
22#define MPP_END MPP(0xff, 0xf, 1, 1, 1, 1) 22#define MPP2_UA2_TXD MPP(2, 0x2, 0, 0)
23 23#define MPP2_SDIO0_BUS_POWER MPP(2, 0x3, 0, 0)
24#define MPP_PMU_DRIVE_0 0x1 24#define MPP2_UA_RTSn1 MPP(2, 0x4, 0, 0)
25#define MPP_PMU_DRIVE_1 0x2 25
26#define MPP_PMU_SDI 0x3 26#define MPP3_GPIO3 MPP(3, 0x0, 1, 1)
27#define MPP_PMU_CPU_PWRDWN 0x4 27#define MPP3_SATA_ACT MPP(3, 0x1, 0, 0)
28#define MPP_PMU_STBY_PWRDWN 0x5 28#define MPP3_UA2_RXD MPP(3, 0x2, 0, 0)
29#define MPP_PMU_CORE_PWR_GOOD 0x8 29#define MPP3_SDIO0_LED_CTRL MPP(3, 0x3, 0, 0)
30#define MPP_PMU_BAT_FAULT 0xa 30#define MPP3_UA_CTSn1 MPP(3, 0x4, 0, 0)
31#define MPP_PMU_EXT0_WU 0xb 31#define MPP3_SPI_LCD_CS1 MPP(3, 0xf, 0, 0)
32#define MPP_PMU_EXT1_WU 0xc 32
33#define MPP_PMU_EXT2_WU 0xd 33#define MPP4_GPIO4 MPP(4, 0x0, 1, 1)
34#define MPP_PMU_BLINK 0xe 34#define MPP4_UA3_RTSn MPP(4, 0x2, 0, 0)
35#define MPP_PMU(_num, _mode) MPP((_num), MPP_PMU_##_mode, 1, 0, 0, 0) 35#define MPP4_SDIO1_CD MPP(4, 0x3, 0, 0)
36 36#define MPP4_SPI_1_MISO MPP(4, 0x4, 0, 0)
37#define MPP_PIN(_num, _mode) MPP((_num), (_mode), 0, 0, 0, 0) 37
38#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 1, 0, 0) 38#define MPP5_GPIO5 MPP(5, 0x0, 1, 1)
39#define MPP_GRP_AU1(_mode) MPP(0, (_mode), 0, 0, 1, 0) 39#define MPP5_UA3_CTSn MPP(5, 0x2, 0, 0)
40#define MPP_GRP_NFC(_mode) MPP(0, (_mode), 0, 0, 0, 1) 40#define MPP5_SDIO1_WP MPP(5, 0x3, 0, 0)
41 41#define MPP5_SPI_1_CS MPP(5, 0x4, 0, 0)
42#define MPP0_GPIO0 MPP_PIN(0, 0x0) 42
43#define MPP0_UA2_RTSn MPP_PIN(0, 0x2) 43#define MPP6_GPIO6 MPP(6, 0x0, 1, 1)
44#define MPP0_SDIO0_CD MPP_PIN(0, 0x3) 44#define MPP6_UA3_TXD MPP(6, 0x2, 0, 0)
45#define MPP0_LCD0_PWM MPP_PIN(0, 0xf) 45#define MPP6_SDIO1_BUS_POWER MPP(6, 0x3, 0, 0)
46 46#define MPP6_SPI_1_MOSI MPP(6, 0x4, 0, 0)
47#define MPP1_GPIO1 MPP_PIN(1, 0x0) 47
48#define MPP1_UA2_CTSn MPP_PIN(1, 0x2) 48#define MPP7_GPIO7 MPP(7, 0x0, 1, 1)
49#define MPP1_SDIO0_WP MPP_PIN(1, 0x3) 49#define MPP7_UA3_RXD MPP(7, 0x2, 0, 0)
50#define MPP1_LCD1_PWM MPP_PIN(1, 0xf) 50#define MPP7_SDIO1_LED_CTRL MPP(7, 0x3, 0, 0)
51 51#define MPP7_SPI_1_SCK MPP(7, 0x4, 0, 0)
52#define MPP2_GPIO2 MPP_PIN(2, 0x0) 52
53#define MPP2_SATA_PRESENT MPP_PIN(2, 0x1) 53#define MPP8_GPIO8 MPP(8, 0x0, 1, 1)
54#define MPP2_UA2_TXD MPP_PIN(2, 0x2) 54#define MPP8_WD_RST_OUT MPP(8, 0x1, 0, 0)
55#define MPP2_SDIO0_BUS_POWER MPP_PIN(2, 0x3) 55
56#define MPP2_UA_RTSn1 MPP_PIN(2, 0x4) 56#define MPP9_GPIO9 MPP(9, 0x0, 1, 1)
57 57#define MPP9_PEX1_CLKREQn MPP(9, 0x5, 0, 0)
58#define MPP3_GPIO3 MPP_PIN(3, 0x0) 58
59#define MPP3_SATA_ACT MPP_PIN(3, 0x1) 59#define MPP10_GPIO10 MPP(10, 0x0, 1, 1)
60#define MPP3_UA2_RXD MPP_PIN(3, 0x2) 60#define MPP10_SSP_SCLK MPP(10, 0x5, 0, 0)
61#define MPP3_SDIO0_LED_CTRL MPP_PIN(3, 0x3) 61
62#define MPP3_UA_CTSn1 MPP_PIN(3, 0x4) 62#define MPP11_GPIO11 MPP(11, 0x0, 1, 1)
63#define MPP3_SPI_LCD_CS1 MPP_PIN(3, 0xf) 63#define MPP11_SATA_PRESENT MPP(11, 0x1, 0, 0)
64 64#define MPP11_SATA_ACT MPP(11, 0x2, 0, 0)
65#define MPP4_GPIO4 MPP_PIN(4, 0x0) 65#define MPP11_SDIO0_LED_CTRL MPP(11, 0x3, 0, 0)
66#define MPP4_UA3_RTSn MPP_PIN(4, 0x2) 66#define MPP11_SDIO1_LED_CTRL MPP(11, 0x4, 0, 0)
67#define MPP4_SDIO1_CD MPP_PIN(4, 0x3) 67#define MPP11_PEX0_CLKREQn MPP(11, 0x5, 0, 0)
68#define MPP4_SPI_1_MISO MPP_PIN(4, 0x4) 68
69 69#define MPP12_GPIO12 MPP(12, 0x0, 1, 1)
70#define MPP5_GPIO5 MPP_PIN(5, 0x0) 70#define MPP12_SATA_ACT MPP(12, 0x1, 0, 0)
71#define MPP5_UA3_CTSn MPP_PIN(5, 0x2) 71#define MPP12_UA2_RTSn MPP(12, 0x2, 0, 0)
72#define MPP5_SDIO1_WP MPP_PIN(5, 0x3) 72#define MPP12_AD0_I2S_EXT_MCLK MPP(12, 0x3, 0, 0)
73#define MPP5_SPI_1_CS MPP_PIN(5, 0x4) 73#define MPP12_SDIO1_CD MPP(12, 0x4, 0, 0)
74 74
75#define MPP6_GPIO6 MPP_PIN(6, 0x0) 75#define MPP13_GPIO13 MPP(13, 0x0, 1, 1)
76#define MPP6_UA3_TXD MPP_PIN(6, 0x2) 76#define MPP13_UA2_CTSn MPP(13, 0x2, 0, 0)
77#define MPP6_SDIO1_BUS_POWER MPP_PIN(6, 0x3) 77#define MPP13_AD1_I2S_EXT_MCLK MPP(13, 0x3, 0, 0)
78#define MPP6_SPI_1_MOSI MPP_PIN(6, 0x4) 78#define MPP13_SDIO1WP MPP(13, 0x4, 0, 0)
79 79#define MPP13_SSP_EXTCLK MPP(13, 0x5, 0, 0)
80#define MPP7_GPIO7 MPP_PIN(7, 0x0) 80
81#define MPP7_UA3_RXD MPP_PIN(7, 0x2) 81#define MPP14_GPIO14 MPP(14, 0x0, 1, 1)
82#define MPP7_SDIO1_LED_CTRL MPP_PIN(7, 0x3) 82#define MPP14_UA2_TXD MPP(14, 0x2, 0, 0)
83#define MPP7_SPI_1_SCK MPP_PIN(7, 0x4) 83#define MPP14_SDIO1_BUS_POWER MPP(14, 0x4, 0, 0)
84 84#define MPP14_SSP_RXD MPP(14, 0x5, 0, 0)
85#define MPP8_GPIO8 MPP_PIN(8, 0x0) 85
86#define MPP8_WD_RST_OUT MPP_PIN(8, 0x1) 86#define MPP15_GPIO15 MPP(15, 0x0, 1, 1)
87 87#define MPP15_UA2_RXD MPP(15, 0x2, 0, 0)
88#define MPP9_GPIO9 MPP_PIN(9, 0x0) 88#define MPP15_SDIO1_LED_CTRL MPP(15, 0x4, 0, 0)
89#define MPP9_PEX1_CLKREQn MPP_PIN(9, 0x5) 89#define MPP15_SSP_SFRM MPP(15, 0x5, 0, 0)
90 90
91#define MPP10_GPIO10 MPP_PIN(10, 0x0) 91#define MPP16_GPIO16 MPP(16, 0x0, 1, 1)
92#define MPP10_SSP_SCLK MPP_PIN(10, 0x5) 92#define MPP16_UA3_RTSn MPP(16, 0x2, 0, 0)
93 93#define MPP16_SDIO0_CD MPP(16, 0x3, 0, 0)
94#define MPP11_GPIO11 MPP_PIN(11, 0x0) 94#define MPP16_SPI_LCD_CS1 MPP(16, 0x4, 0, 0)
95#define MPP11_SATA_PRESENT MPP_PIN(11, 0x1) 95#define MPP16_AC97_SDATA_IN1 MPP(16, 0x5, 0, 0)
96#define MPP11_SATA_ACT MPP_PIN(11, 0x2) 96
97#define MPP11_SDIO0_LED_CTRL MPP_PIN(11, 0x3) 97#define MPP17_GPIO17 MPP(17, 0x0, 1, 1)
98#define MPP11_SDIO1_LED_CTRL MPP_PIN(11, 0x4) 98#define MPP17_AC97_SYSCLK_OUT MPP(17, 0x1, 0, 0)
99#define MPP11_PEX0_CLKREQn MPP_PIN(11, 0x5) 99#define MPP17_UA3_CTSn MPP(17, 0x2, 0, 0)
100 100#define MPP17_SDIO0_WP MPP(17, 0x3, 0, 0)
101#define MPP12_GPIO12 MPP_PIN(12, 0x0) 101#define MPP17_TW_SDA2 MPP(17, 0x4, 0, 0)
102#define MPP12_SATA_ACT MPP_PIN(12, 0x1) 102#define MPP17_AC97_SDATA_IN2 MPP(17, 0x5, 0, 0)
103#define MPP12_UA2_RTSn MPP_PIN(12, 0x2) 103
104#define MPP12_AD0_I2S_EXT_MCLK MPP_PIN(12, 0x3) 104#define MPP18_GPIO18 MPP(18, 0x0, 1, 1)
105#define MPP12_SDIO1_CD MPP_PIN(12, 0x4) 105#define MPP18_UA3_TXD MPP(18, 0x2, 0, 0)
106 106#define MPP18_SDIO0_BUS_POWER MPP(18, 0x3, 0, 0)
107#define MPP13_GPIO13 MPP_PIN(13, 0x0) 107#define MPP18_LCD0_PWM MPP(18, 0x4, 0, 0)
108#define MPP13_UA2_CTSn MPP_PIN(13, 0x2) 108#define MPP18_AC_SDATA_IN3 MPP(18, 0x5, 0, 0)
109#define MPP13_AD1_I2S_EXT_MCLK MPP_PIN(13, 0x3) 109
110#define MPP13_SDIO1WP MPP_PIN(13, 0x4) 110#define MPP19_GPIO19 MPP(19, 0x0, 1, 1)
111#define MPP13_SSP_EXTCLK MPP_PIN(13, 0x5) 111#define MPP19_UA3_RXD MPP(19, 0x2, 0, 0)
112 112#define MPP19_SDIO0_LED_CTRL MPP(19, 0x3, 0, 0)
113#define MPP14_GPIO14 MPP_PIN(14, 0x0) 113#define MPP19_TW_SCK2 MPP(19, 0x4, 0, 0)
114#define MPP14_UA2_TXD MPP_PIN(14, 0x2) 114
115#define MPP14_SDIO1_BUS_POWER MPP_PIN(14, 0x4) 115#define MPP20_GPIO20 MPP(20, 0x0, 1, 1)
116#define MPP14_SSP_RXD MPP_PIN(14, 0x5) 116#define MPP20_AC97_SYSCLK_OUT MPP(20, 0x1, 0, 0)
117 117#define MPP20_SPI_LCD_MISO MPP(20, 0x2, 0, 0)
118#define MPP15_GPIO15 MPP_PIN(15, 0x0) 118#define MPP20_SDIO1_CD MPP(20, 0x3, 0, 0)
119#define MPP15_UA2_RXD MPP_PIN(15, 0x2) 119#define MPP20_SDIO0_CD MPP(20, 0x5, 0, 0)
120#define MPP15_SDIO1_LED_CTRL MPP_PIN(15, 0x4) 120#define MPP20_SPI_1_MISO MPP(20, 0x6, 0, 0)
121#define MPP15_SSP_SFRM MPP_PIN(15, 0x5) 121
122 122#define MPP21_GPIO21 MPP(21, 0x0, 1, 1)
123#define MPP16_GPIO16 MPP_PIN(16, 0x0) 123#define MPP21_UA1_RTSn MPP(21, 0x1, 0, 0)
124#define MPP16_UA3_RTSn MPP_PIN(16, 0x2) 124#define MPP21_SPI_LCD_CS0 MPP(21, 0x2, 0, 0)
125#define MPP16_SDIO0_CD MPP_PIN(16, 0x3) 125#define MPP21_SDIO1_WP MPP(21, 0x3, 0, 0)
126#define MPP16_SPI_LCD_CS1 MPP_PIN(16, 0x4) 126#define MPP21_SSP_SFRM MPP(21, 0x4, 0, 0)
127#define MPP16_AC97_SDATA_IN1 MPP_PIN(16, 0x5) 127#define MPP21_SDIO0_WP MPP(21, 0x5, 0, 0)
128 128#define MPP21_SPI_1_CS MPP(21, 0x6, 0, 0)
129#define MPP17_GPIO17 MPP_PIN(17, 0x0) 129
130#define MPP17_AC97_SYSCLK_OUT MPP_PIN(17, 0x1) 130#define MPP22_GPIO22 MPP(22, 0x0, 1, 1)
131#define MPP17_UA3_CTSn MPP_PIN(17, 0x2) 131#define MPP22_UA1_CTSn MPP(22, 0x1, 0, 0)
132#define MPP17_SDIO0_WP MPP_PIN(17, 0x3) 132#define MPP22_SPI_LCD_MOSI MPP(22, 0x2, 0, 0)
133#define MPP17_TW_SDA2 MPP_PIN(17, 0x4) 133#define MPP22_SDIO1_BUS_POWER MPP(22, 0x3, 0, 0)
134#define MPP17_AC97_SDATA_IN2 MPP_PIN(17, 0x5) 134#define MPP22_SSP_TXD MPP(22, 0x4, 0, 0)
135 135#define MPP22_SDIO0_BUS_POWER MPP(22, 0x5, 0, 0)
136#define MPP18_GPIO18 MPP_PIN(18, 0x0) 136#define MPP22_SPI_1_MOSI MPP(22, 0x6, 0, 0)
137#define MPP18_UA3_TXD MPP_PIN(18, 0x2) 137
138#define MPP18_SDIO0_BUS_POWER MPP_PIN(18, 0x3) 138#define MPP23_GPIO23 MPP(23, 0x0, 1, 1)
139#define MPP18_LCD0_PWM MPP_PIN(18, 0x4) 139#define MPP23_SPI_LCD_SCK MPP(23, 0x2, 0, 0)
140#define MPP18_AC_SDATA_IN3 MPP_PIN(18, 0x5) 140#define MPP23_SDIO1_LED_CTRL MPP(23, 0x3, 0, 0)
141 141#define MPP23_SSP_SCLK MPP(23, 0x4, 0, 0)
142#define MPP19_GPIO19 MPP_PIN(19, 0x0) 142#define MPP23_SDIO0_LED_CTRL MPP(23, 0x5, 0, 0)
143#define MPP19_UA3_RXD MPP_PIN(19, 0x2) 143#define MPP23_SPI_1_SCK MPP(23, 0x6, 0, 0)
144#define MPP19_SDIO0_LED_CTRL MPP_PIN(19, 0x3) 144
145#define MPP19_TW_SCK2 MPP_PIN(19, 0x4) 145#define MPP_MAX 23
146 146
147#define MPP20_GPIO20 MPP_PIN(20, 0x0) 147#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 0)
148#define MPP20_AC97_SYSCLK_OUT MPP_PIN(20, 0x1)
149#define MPP20_SPI_LCD_MISO MPP_PIN(20, 0x2)
150#define MPP20_SDIO1_CD MPP_PIN(20, 0x3)
151#define MPP20_SDIO0_CD MPP_PIN(20, 0x5)
152#define MPP20_SPI_1_MISO MPP_PIN(20, 0x6)
153
154#define MPP21_GPIO21 MPP_PIN(21, 0x0)
155#define MPP21_UA1_RTSn MPP_PIN(21, 0x1)
156#define MPP21_SPI_LCD_CS0 MPP_PIN(21, 0x2)
157#define MPP21_SDIO1_WP MPP_PIN(21, 0x3)
158#define MPP21_SSP_SFRM MPP_PIN(21, 0x4)
159#define MPP21_SDIO0_WP MPP_PIN(21, 0x5)
160#define MPP21_SPI_1_CS MPP_PIN(21, 0x6)
161
162#define MPP22_GPIO22 MPP_PIN(22, 0x0)
163#define MPP22_UA1_CTSn MPP_PIN(22, 0x1)
164#define MPP22_SPI_LCD_MOSI MPP_PIN(22, 0x2)
165#define MPP22_SDIO1_BUS_POWER MPP_PIN(22, 0x3)
166#define MPP22_SSP_TXD MPP_PIN(22, 0x4)
167#define MPP22_SDIO0_BUS_POWER MPP_PIN(22, 0x5)
168#define MPP22_SPI_1_MOSI MPP_PIN(22, 0x6)
169
170#define MPP23_GPIO23 MPP_PIN(23, 0x0)
171#define MPP23_SPI_LCD_SCK MPP_PIN(23, 0x2)
172#define MPP23_SDIO1_LED_CTRL MPP_PIN(23, 0x3)
173#define MPP23_SSP_SCLK MPP_PIN(23, 0x4)
174#define MPP23_SDIO0_LED_CTRL MPP_PIN(23, 0x5)
175#define MPP23_SPI_1_SCK MPP_PIN(23, 0x6)
176 148
177/* for MPP groups _num is a group index */ 149/* for MPP groups _num is a group index */
178enum dove_mpp_grp_idx { 150enum dove_mpp_grp_idx {
@@ -181,40 +153,44 @@ enum dove_mpp_grp_idx {
181 MPP_46_51 = 1, 153 MPP_46_51 = 1,
182 MPP_58_61 = 5, 154 MPP_58_61 = 5,
183 MPP_62_63 = 4, 155 MPP_62_63 = 4,
156 MPP_GRP_MAX = 5,
184}; 157};
185 158
186#define MPP24_39_GPIO MPP_GRP(MPP_24_39, 0x1) 159#define MPP_GRP_24_39_GPIO MPP_GRP(MPP_24_39, 0x1)
187#define MPP24_39_CAM MPP_GRP(MPP_24_39, 0x0) 160#define MPP_GRP_24_39_CAM MPP_GRP(MPP_24_39, 0x0)
188 161
189#define MPP40_45_GPIO MPP_GRP(MPP_40_45, 0x1) 162#define MPP_GRP_40_45_GPIO MPP_GRP(MPP_40_45, 0x1)
190#define MPP40_45_SD0 MPP_GRP(MPP_40_45, 0x0) 163#define MPP_GRP_40_45_SD0 MPP_GRP(MPP_40_45, 0x0)
191 164
192#define MPP46_51_GPIO MPP_GRP(MPP_46_51, 0x1) 165#define MPP_GRP_46_51_GPIO MPP_GRP(MPP_46_51, 0x1)
193#define MPP46_51_SD1 MPP_GRP(MPP_46_51, 0x0) 166#define MPP_GRP_46_51_SD1 MPP_GRP(MPP_46_51, 0x0)
194 167
195#define MPP58_61_GPIO MPP_GRP(MPP_58_61, 0x1) 168#define MPP_GRP_58_61_GPIO MPP_GRP(MPP_58_61, 0x1)
196#define MPP58_61_SPI MPP_GRP(MPP_58_61, 0x0) 169#define MPP_GRP_58_61_SPI MPP_GRP(MPP_58_61, 0x0)
197 170
198#define MPP62_63_GPIO MPP_GRP(MPP_62_63, 0x1) 171#define MPP_GRP_62_63_GPIO MPP_GRP(MPP_62_63, 0x1)
199#define MPP62_63_UA1 MPP_GRP(MPP_62_63, 0x0) 172#define MPP_GRP_62_63_UA1 MPP_GRP(MPP_62_63, 0x0)
200 173
201/* The MPP[64:71] control differs from other groups */ 174/* The MPP[64:71] control differs from other groups */
202#define MPP64_71_GPO MPP_GRP_NFC(0x1) 175#define MPP_GRP_NFC_64_71_GPO 0x1
203#define MPP64_71_NFC MPP_GRP_NFC(0x0) 176#define MPP_GRP_NFC_64_71_NFC 0x0
204 177
205/* 178/*
206 * The MPP[52:57] functionality is encoded by 4 bits in different 179 * The MPP[52:57] functionality is encoded by 4 bits in different
207 * registers. The _num field in this case encodes those bits in 180 * registers. The _num field in this case encodes those bits in
208 * correspodence with Table 135 of 88AP510 Functional specification 181 * correspodence with Table 135 of 88AP510 Functional specification
209 */ 182 */
210#define MPP52_57_AU1 MPP_GRP_AU1(0x0) 183#define MPP_GRP_AU1_52_57_AU1 0x0
211#define MPP52_57_AU1_GPIO57 MPP_GRP_AU1(0x2) 184#define MPP_GRP_AU1_52_57_AU1_GPIO57 0x2
212#define MPP52_57_GPIO MPP_GRP_AU1(0xa) 185#define MPP_GRP_AU1_52_57_GPIO 0xa
213#define MPP52_57_TW_GPIO MPP_GRP_AU1(0xb) 186#define MPP_GRP_AU1_52_57_TW_GPIO 0xb
214#define MPP52_57_AU1_SSP MPP_GRP_AU1(0xc) 187#define MPP_GRP_AU1_52_57_AU1_SSP 0xc
215#define MPP52_57_SSP_GPIO MPP_GRP_AU1(0xe) 188#define MPP_GRP_AU1_52_57_SSP_GPIO 0xe
216#define MPP52_57_SSP_TW MPP_GRP_AU1(0xf) 189#define MPP_GRP_AU1_52_57_SSP_TW 0xf
217 190
218void dove_mpp_conf(unsigned int *mpp_list); 191void dove_mpp_conf(unsigned int *mpp_list,
192 unsigned int *mpp_grp_list,
193 unsigned int grp_au1_52_57,
194 unsigned int grp_nfc_64_71);
219 195
220#endif /* __ARCH_DOVE_MPP_CODED_H */ 196#endif /* __ARCH_DOVE_MPP_CODED_H */
diff --git a/arch/arm/plat-orion/mpp.c b/arch/arm/plat-orion/mpp.c
index 248c02205b66..91553432711d 100644
--- a/arch/arm/plat-orion/mpp.c
+++ b/arch/arm/plat-orion/mpp.c
@@ -31,9 +31,6 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
31 u32 mpp_ctrl[mpp_nr_regs]; 31 u32 mpp_ctrl[mpp_nr_regs];
32 int i; 32 int i;
33 33
34 if (!variant_mask)
35 return;
36
37 printk(KERN_DEBUG "initial MPP regs:"); 34 printk(KERN_DEBUG "initial MPP regs:");
38 for (i = 0; i < mpp_nr_regs; i++) { 35 for (i = 0; i < mpp_nr_regs; i++) {
39 mpp_ctrl[i] = readl(mpp_ctrl_addr(i, dev_bus)); 36 mpp_ctrl[i] = readl(mpp_ctrl_addr(i, dev_bus));
@@ -51,7 +48,7 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
51 "number (%u)\n", num); 48 "number (%u)\n", num);
52 continue; 49 continue;
53 } 50 }
54 if (!(*mpp_list & variant_mask)) { 51 if (variant_mask & !(*mpp_list & variant_mask)) {
55 printk(KERN_WARNING 52 printk(KERN_WARNING
56 "orion_mpp_conf: requested MPP%u config " 53 "orion_mpp_conf: requested MPP%u config "
57 "unavailable on this hardware\n", num); 54 "unavailable on this hardware\n", num);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-18 15:23:20 -0500