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kernel_linux
提交 756a024f 编写于 作者: L Linus Walleij
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pinctrl: gemini: Fix GMAC groups 

The GMII groups need to be split across GMAC0 and GMAC1 since
GMAC0 is always available but GMAC1 masks GPIO2 lines 0-7
so we might want just one interface out.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
上级 8d6cfb14
隐藏空白更改
内联 并排
Showing with 54 addition and 25 deletion
drivers/pinctrl/pinctrl-gemini.c
浏览文件 @ 756a024f
...@@ -96,6 +96,13 @@ struct gemini_pin_group { ...@@ -96,6 +96,13 @@ struct gemini_pin_group {
* you are stuck with it. * you are stuck with it.
*/ */
#define GLOBAL_MISC_CTRL 0x30 #define GLOBAL_MISC_CTRL 0x30
#define GEMINI_GMAC_IOSEL_MASK GENMASK(28, 27)
/* Not really used */
#define GEMINI_GMAC_IOSEL_GMAC0_GMII BIT(28)
/* Activated with GMAC1 */
#define GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII BIT(27)
/* This will be the default */
#define GEMINI_GMAC_IOSEL_GMAC0_RGMII_GMAC1_GPIO2 0
#define TVC_CLK_PAD_ENABLE BIT(20) #define TVC_CLK_PAD_ENABLE BIT(20)
#define PCI_CLK_PAD_ENABLE BIT(17) #define PCI_CLK_PAD_ENABLE BIT(17)
#define LPC_CLK_PAD_ENABLE BIT(16) #define LPC_CLK_PAD_ENABLE BIT(16)
...@@ -109,8 +116,8 @@ struct gemini_pin_group { ...@@ -109,8 +116,8 @@ struct gemini_pin_group {
#define NAND_PADS_DISABLE BIT(2) #define NAND_PADS_DISABLE BIT(2)
#define PFLASH_PADS_DISABLE BIT(1) #define PFLASH_PADS_DISABLE BIT(1)
#define SFLASH_PADS_DISABLE BIT(0) #define SFLASH_PADS_DISABLE BIT(0)
#define PADS_MASK (GENMASK(9, 0) | BIT(16) | BIT(17) | BIT(20)) #define PADS_MASK (GENMASK(9, 0) | BIT(16) | BIT(17) | BIT(20) | BIT(27))
#define PADS_MAXBIT 20 #define PADS_MAXBIT 27
/* Ordered by bit index */ /* Ordered by bit index */
static const char * const gemini_padgroups[] = { static const char * const gemini_padgroups[] = {
...@@ -516,9 +523,12 @@ static const unsigned int usb_3512_pins[] = { ...@@ -516,9 +523,12 @@ static const unsigned int usb_3512_pins[] = {
}; };
/* GMII, ethernet pins */ /* GMII, ethernet pins */
static const unsigned int gmii_3512_pins[] = { static const unsigned int gmii_gmac0_3512_pins[] = {
311, 240, 258, 276, 294, 312, 241, 259, 277, 295, 313, 242, 260, 278, 296, 240, 241, 242, 258, 259, 260, 276, 277, 278, 294, 295, 311, 312, 313
315, 297, 279, 261, 243, 316, 298, 280, 262, 244, 317, 299, 281 };
static const unsigned int gmii_gmac1_3512_pins[] = {
243, 244, 261, 262, 279, 280, 281, 296, 297, 298, 299, 315, 316, 317
}; };
static const unsigned int pci_3512_pins[] = { static const unsigned int pci_3512_pins[] = {
...@@ -668,10 +678,10 @@ static const unsigned int gpio1c_3512_pins[] = { ...@@ -668,10 +678,10 @@ static const unsigned int gpio1c_3512_pins[] = {
/* The GPIO1D (28-31) pins overlap with LCD and TVC */ /* The GPIO1D (28-31) pins overlap with LCD and TVC */
static const unsigned int gpio1d_3512_pins[] = { 246, 319, 301, 283 }; static const unsigned int gpio1d_3512_pins[] = { 246, 319, 301, 283 };
/* The GPIO2A (0-3) pins overlap with GMII and extended parallel flash */ /* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */
static const unsigned int gpio2a_3512_pins[] = { 315, 297, 279, 261 }; static const unsigned int gpio2a_3512_pins[] = { 315, 297, 279, 261 };
/* The GPIO2B (4-7) pins overlap with GMII, extended parallel flash and LCD */ /* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */
static const unsigned int gpio2b_3512_pins[] = { 262, 244, 317, 299 }; static const unsigned int gpio2b_3512_pins[] = { 262, 244, 317, 299 };
/* The GPIO2C (8-31) pins overlap with PCI */ /* The GPIO2C (8-31) pins overlap with PCI */
...@@ -738,9 +748,16 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = { ...@@ -738,9 +748,16 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = {
.num_pins = ARRAY_SIZE(usb_3512_pins), .num_pins = ARRAY_SIZE(usb_3512_pins),
}, },
{ {
.name = "gmiigrp", .name = "gmii_gmac0_grp",
.pins = gmii_3512_pins, .pins = gmii_gmac0_3512_pins,
.num_pins = ARRAY_SIZE(gmii_3512_pins), .num_pins = ARRAY_SIZE(gmii_gmac0_3512_pins),
},
{
.name = "gmii_gmac1_grp",
.pins = gmii_gmac1_3512_pins,
.num_pins = ARRAY_SIZE(gmii_gmac1_3512_pins),
/* Bring out RGMII on the GMAC1 pins */
.value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
}, },
{ {
.name = "pcigrp", .name = "pcigrp",
...@@ -954,14 +971,15 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = { ...@@ -954,14 +971,15 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = {
.name = "gpio2agrp", .name = "gpio2agrp",
.pins = gpio2a_3512_pins, .pins = gpio2a_3512_pins,
.num_pins = ARRAY_SIZE(gpio2a_3512_pins), .num_pins = ARRAY_SIZE(gpio2a_3512_pins),
/* Conflict with GMII and extended parallel flash */ .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
/* Conflict with GMII GMAC1 and extended parallel flash */
}, },
{ {
.name = "gpio2bgrp", .name = "gpio2bgrp",
.pins = gpio2b_3512_pins, .pins = gpio2b_3512_pins,
.num_pins = ARRAY_SIZE(gpio2b_3512_pins), .num_pins = ARRAY_SIZE(gpio2b_3512_pins),
/* Conflict with GMII, extended parallel flash and LCD */ /* Conflict with GMII GMAC1, extended parallel flash and LCD */
.mask = LCD_PADS_ENABLE, .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
}, },
{ {
.name = "gpio2cgrp", .name = "gpio2cgrp",
...@@ -1441,9 +1459,12 @@ static const unsigned int usb_3516_pins[] = { ...@@ -1441,9 +1459,12 @@ static const unsigned int usb_3516_pins[] = {
}; };
/* GMII, ethernet pins */ /* GMII, ethernet pins */
static const unsigned int gmii_3516_pins[] = { static const unsigned int gmii_gmac0_3516_pins[] = {
306, 307, 308, 309, 310, 325, 326, 327, 328, 329, 330, 345, 346, 347, 306, 307, 325, 326, 327, 328, 345, 346, 347, 348, 367, 368, 386, 387
348, 349, 350, 351, 367, 368, 369, 370, 371, 386, 387, 389, 390, 391 };
static const unsigned int gmii_gmac1_3516_pins[] = {
308, 309, 310, 329, 330, 349, 350, 351, 369, 370, 371, 389, 390, 391
}; };
static const unsigned int pci_3516_pins[] = { static const unsigned int pci_3516_pins[] = {
...@@ -1585,10 +1606,10 @@ static const unsigned int gpio1c_3516_pins[] = { ...@@ -1585,10 +1606,10 @@ static const unsigned int gpio1c_3516_pins[] = {
/* The GPIO1D (28-31) pins overlap with TVC */ /* The GPIO1D (28-31) pins overlap with TVC */
static const unsigned int gpio1d_3516_pins[] = { 353, 311, 394, 374 }; static const unsigned int gpio1d_3516_pins[] = { 353, 311, 394, 374 };
/* The GPIO2A (0-3) pins overlap with GMII and extended parallel flash */ /* The GPIO2A (0-3) pins overlap with GMII GMAC1 and extended parallel flash */
static const unsigned int gpio2a_3516_pins[] = { 308, 369, 389, 329 }; static const unsigned int gpio2a_3516_pins[] = { 308, 369, 389, 329 };
/* The GPIO2B (4-7) pins overlap with GMII, extended parallel flash and LCD */ /* The GPIO2B (4-7) pins overlap with GMII GMAC1, extended parallel flash and LCD */
static const unsigned int gpio2b_3516_pins[] = { 391, 351, 310, 371 }; static const unsigned int gpio2b_3516_pins[] = { 391, 351, 310, 371 };
/* The GPIO2C (8-31) pins overlap with PCI */ /* The GPIO2C (8-31) pins overlap with PCI */
...@@ -1660,9 +1681,16 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = { ...@@ -1660,9 +1681,16 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = {
.num_pins = ARRAY_SIZE(usb_3516_pins), .num_pins = ARRAY_SIZE(usb_3516_pins),
}, },
{ {
.name = "gmiigrp", .name = "gmii_gmac0_grp",
.pins = gmii_3516_pins, .pins = gmii_gmac0_3516_pins,
.num_pins = ARRAY_SIZE(gmii_3516_pins), .num_pins = ARRAY_SIZE(gmii_gmac0_3516_pins),
},
{
.name = "gmii_gmac1_grp",
.pins = gmii_gmac1_3516_pins,
.num_pins = ARRAY_SIZE(gmii_gmac1_3516_pins),
/* Bring out RGMII on the GMAC1 pins */
.value = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
}, },
{ {
.name = "pcigrp", .name = "pcigrp",
...@@ -1861,14 +1889,15 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = { ...@@ -1861,14 +1889,15 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = {
.name = "gpio2agrp", .name = "gpio2agrp",
.pins = gpio2a_3516_pins, .pins = gpio2a_3516_pins,
.num_pins = ARRAY_SIZE(gpio2a_3516_pins), .num_pins = ARRAY_SIZE(gpio2a_3516_pins),
/* Conflict with GMII and extended parallel flash */ .mask = GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
/* Conflict with GMII GMAC1 and extended parallel flash */
}, },
{ {
.name = "gpio2bgrp", .name = "gpio2bgrp",
.pins = gpio2b_3516_pins, .pins = gpio2b_3516_pins,
.num_pins = ARRAY_SIZE(gpio2b_3516_pins), .num_pins = ARRAY_SIZE(gpio2b_3516_pins),
/* Conflict with GMII, extended parallel flash and LCD */ /* Conflict with GMII GMAC1, extended parallel flash and LCD */
.mask = LCD_PADS_ENABLE, .mask = LCD_PADS_ENABLE | GEMINI_GMAC_IOSEL_GMAC0_GMAC1_RGMII,
}, },
{ {
.name = "gpio2cgrp", .name = "gpio2cgrp",
...@@ -1971,7 +2000,7 @@ static const char * const icegrps[] = { "icegrp" }; ...@@ -1971,7 +2000,7 @@ static const char * const icegrps[] = { "icegrp" };
static const char * const idegrps[] = { "idegrp" }; static const char * const idegrps[] = { "idegrp" };
static const char * const satagrps[] = { "satagrp" }; static const char * const satagrps[] = { "satagrp" };
static const char * const usbgrps[] = { "usbgrp" }; static const char * const usbgrps[] = { "usbgrp" };
static const char * const gmiigrps[] = { "gmiigrp" }; static const char * const gmiigrps[] = { "gmii_gmac0_grp", "gmii_gmac1_grp" };
static const char * const pcigrps[] = { "pcigrp" }; static const char * const pcigrps[] = { "pcigrp" };
static const char * const lpcgrps[] = { "lpcgrp" }; static const char * const lpcgrps[] = { "lpcgrp" };
static const char * const lcdgrps[] = { "lcdgrp" }; static const char * const lcdgrps[] = { "lcdgrp" };
......
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