Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / pinctrl / bcm / pinctrl-bcm281xx.c
diff --git a/kernel/drivers/pinctrl/bcm/pinctrl-bcm281xx.c b/kernel/drivers/pinctrl/bcm/pinctrl-bcm281xx.c
new file mode 100644 (file)
index 0000000..9641f1c
--- /dev/null
@@ -0,0 +1,1455 @@
+/*
+ * Copyright (C) 2013 Broadcom Corporation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include "../core.h"
+#include "../pinctrl-utils.h"
+
+/* BCM281XX Pin Control Registers Definitions */
+
+/* Function Select bits are the same for all pin control registers */
+#define BCM281XX_PIN_REG_F_SEL_MASK            0x0700
+#define BCM281XX_PIN_REG_F_SEL_SHIFT           8
+
+/* Standard pin register */
+#define BCM281XX_STD_PIN_REG_DRV_STR_MASK      0x0007
+#define BCM281XX_STD_PIN_REG_DRV_STR_SHIFT     0
+#define BCM281XX_STD_PIN_REG_INPUT_DIS_MASK    0x0008
+#define BCM281XX_STD_PIN_REG_INPUT_DIS_SHIFT   3
+#define BCM281XX_STD_PIN_REG_SLEW_MASK         0x0010
+#define BCM281XX_STD_PIN_REG_SLEW_SHIFT                4
+#define BCM281XX_STD_PIN_REG_PULL_UP_MASK      0x0020
+#define BCM281XX_STD_PIN_REG_PULL_UP_SHIFT     5
+#define BCM281XX_STD_PIN_REG_PULL_DN_MASK      0x0040
+#define BCM281XX_STD_PIN_REG_PULL_DN_SHIFT     6
+#define BCM281XX_STD_PIN_REG_HYST_MASK         0x0080
+#define BCM281XX_STD_PIN_REG_HYST_SHIFT                7
+
+/* I2C pin register */
+#define BCM281XX_I2C_PIN_REG_INPUT_DIS_MASK    0x0004
+#define BCM281XX_I2C_PIN_REG_INPUT_DIS_SHIFT   2
+#define BCM281XX_I2C_PIN_REG_SLEW_MASK         0x0008
+#define BCM281XX_I2C_PIN_REG_SLEW_SHIFT                3
+#define BCM281XX_I2C_PIN_REG_PULL_UP_STR_MASK  0x0070
+#define BCM281XX_I2C_PIN_REG_PULL_UP_STR_SHIFT 4
+
+/* HDMI pin register */
+#define BCM281XX_HDMI_PIN_REG_INPUT_DIS_MASK   0x0008
+#define BCM281XX_HDMI_PIN_REG_INPUT_DIS_SHIFT  3
+#define BCM281XX_HDMI_PIN_REG_MODE_MASK                0x0010
+#define BCM281XX_HDMI_PIN_REG_MODE_SHIFT       4
+
+/**
+ * bcm281xx_pin_type - types of pin register
+ */
+enum bcm281xx_pin_type {
+       BCM281XX_PIN_TYPE_UNKNOWN = 0,
+       BCM281XX_PIN_TYPE_STD,
+       BCM281XX_PIN_TYPE_I2C,
+       BCM281XX_PIN_TYPE_HDMI,
+};
+
+static enum bcm281xx_pin_type std_pin = BCM281XX_PIN_TYPE_STD;
+static enum bcm281xx_pin_type i2c_pin = BCM281XX_PIN_TYPE_I2C;
+static enum bcm281xx_pin_type hdmi_pin = BCM281XX_PIN_TYPE_HDMI;
+
+/**
+ * bcm281xx_pin_function- define pin function
+ */
+struct bcm281xx_pin_function {
+       const char *name;
+       const char * const *groups;
+       const unsigned ngroups;
+};
+
+/**
+ * bcm281xx_pinctrl_data - Broadcom-specific pinctrl data
+ * @reg_base - base of pinctrl registers
+ */
+struct bcm281xx_pinctrl_data {
+       void __iomem *reg_base;
+
+       /* List of all pins */
+       const struct pinctrl_pin_desc *pins;
+       const unsigned npins;
+
+       const struct bcm281xx_pin_function *functions;
+       const unsigned nfunctions;
+
+       struct regmap *regmap;
+};
+
+/*
+ * Pin number definition.  The order here must be the same as defined in the
+ * PADCTRLREG block in the RDB.
+ */
+#define BCM281XX_PIN_ADCSYNC           0
+#define BCM281XX_PIN_BAT_RM            1
+#define BCM281XX_PIN_BSC1_SCL          2
+#define BCM281XX_PIN_BSC1_SDA          3
+#define BCM281XX_PIN_BSC2_SCL          4
+#define BCM281XX_PIN_BSC2_SDA          5
+#define BCM281XX_PIN_CLASSGPWR         6
+#define BCM281XX_PIN_CLK_CX8           7
+#define BCM281XX_PIN_CLKOUT_0          8
+#define BCM281XX_PIN_CLKOUT_1          9
+#define BCM281XX_PIN_CLKOUT_2          10
+#define BCM281XX_PIN_CLKOUT_3          11
+#define BCM281XX_PIN_CLKREQ_IN_0       12
+#define BCM281XX_PIN_CLKREQ_IN_1       13
+#define BCM281XX_PIN_CWS_SYS_REQ1      14
+#define BCM281XX_PIN_CWS_SYS_REQ2      15
+#define BCM281XX_PIN_CWS_SYS_REQ3      16
+#define BCM281XX_PIN_DIGMIC1_CLK       17
+#define BCM281XX_PIN_DIGMIC1_DQ                18
+#define BCM281XX_PIN_DIGMIC2_CLK       19
+#define BCM281XX_PIN_DIGMIC2_DQ                20
+#define BCM281XX_PIN_GPEN13            21
+#define BCM281XX_PIN_GPEN14            22
+#define BCM281XX_PIN_GPEN15            23
+#define BCM281XX_PIN_GPIO00            24
+#define BCM281XX_PIN_GPIO01            25
+#define BCM281XX_PIN_GPIO02            26
+#define BCM281XX_PIN_GPIO03            27
+#define BCM281XX_PIN_GPIO04            28
+#define BCM281XX_PIN_GPIO05            29
+#define BCM281XX_PIN_GPIO06            30
+#define BCM281XX_PIN_GPIO07            31
+#define BCM281XX_PIN_GPIO08            32
+#define BCM281XX_PIN_GPIO09            33
+#define BCM281XX_PIN_GPIO10            34
+#define BCM281XX_PIN_GPIO11            35
+#define BCM281XX_PIN_GPIO12            36
+#define BCM281XX_PIN_GPIO13            37
+#define BCM281XX_PIN_GPIO14            38
+#define BCM281XX_PIN_GPS_PABLANK       39
+#define BCM281XX_PIN_GPS_TMARK         40
+#define BCM281XX_PIN_HDMI_SCL          41
+#define BCM281XX_PIN_HDMI_SDA          42
+#define BCM281XX_PIN_IC_DM             43
+#define BCM281XX_PIN_IC_DP             44
+#define BCM281XX_PIN_KP_COL_IP_0       45
+#define BCM281XX_PIN_KP_COL_IP_1       46
+#define BCM281XX_PIN_KP_COL_IP_2       47
+#define BCM281XX_PIN_KP_COL_IP_3       48
+#define BCM281XX_PIN_KP_ROW_OP_0       49
+#define BCM281XX_PIN_KP_ROW_OP_1       50
+#define BCM281XX_PIN_KP_ROW_OP_2       51
+#define BCM281XX_PIN_KP_ROW_OP_3       52
+#define BCM281XX_PIN_LCD_B_0           53
+#define BCM281XX_PIN_LCD_B_1           54
+#define BCM281XX_PIN_LCD_B_2           55
+#define BCM281XX_PIN_LCD_B_3           56
+#define BCM281XX_PIN_LCD_B_4           57
+#define BCM281XX_PIN_LCD_B_5           58
+#define BCM281XX_PIN_LCD_B_6           59
+#define BCM281XX_PIN_LCD_B_7           60
+#define BCM281XX_PIN_LCD_G_0           61
+#define BCM281XX_PIN_LCD_G_1           62
+#define BCM281XX_PIN_LCD_G_2           63
+#define BCM281XX_PIN_LCD_G_3           64
+#define BCM281XX_PIN_LCD_G_4           65
+#define BCM281XX_PIN_LCD_G_5           66
+#define BCM281XX_PIN_LCD_G_6           67
+#define BCM281XX_PIN_LCD_G_7           68
+#define BCM281XX_PIN_LCD_HSYNC         69
+#define BCM281XX_PIN_LCD_OE            70
+#define BCM281XX_PIN_LCD_PCLK          71
+#define BCM281XX_PIN_LCD_R_0           72
+#define BCM281XX_PIN_LCD_R_1           73
+#define BCM281XX_PIN_LCD_R_2           74
+#define BCM281XX_PIN_LCD_R_3           75
+#define BCM281XX_PIN_LCD_R_4           76
+#define BCM281XX_PIN_LCD_R_5           77
+#define BCM281XX_PIN_LCD_R_6           78
+#define BCM281XX_PIN_LCD_R_7           79
+#define BCM281XX_PIN_LCD_VSYNC         80
+#define BCM281XX_PIN_MDMGPIO0          81
+#define BCM281XX_PIN_MDMGPIO1          82
+#define BCM281XX_PIN_MDMGPIO2          83
+#define BCM281XX_PIN_MDMGPIO3          84
+#define BCM281XX_PIN_MDMGPIO4          85
+#define BCM281XX_PIN_MDMGPIO5          86
+#define BCM281XX_PIN_MDMGPIO6          87
+#define BCM281XX_PIN_MDMGPIO7          88
+#define BCM281XX_PIN_MDMGPIO8          89
+#define BCM281XX_PIN_MPHI_DATA_0       90
+#define BCM281XX_PIN_MPHI_DATA_1       91
+#define BCM281XX_PIN_MPHI_DATA_2       92
+#define BCM281XX_PIN_MPHI_DATA_3       93
+#define BCM281XX_PIN_MPHI_DATA_4       94
+#define BCM281XX_PIN_MPHI_DATA_5       95
+#define BCM281XX_PIN_MPHI_DATA_6       96
+#define BCM281XX_PIN_MPHI_DATA_7       97
+#define BCM281XX_PIN_MPHI_DATA_8       98
+#define BCM281XX_PIN_MPHI_DATA_9       99
+#define BCM281XX_PIN_MPHI_DATA_10      100
+#define BCM281XX_PIN_MPHI_DATA_11      101
+#define BCM281XX_PIN_MPHI_DATA_12      102
+#define BCM281XX_PIN_MPHI_DATA_13      103
+#define BCM281XX_PIN_MPHI_DATA_14      104
+#define BCM281XX_PIN_MPHI_DATA_15      105
+#define BCM281XX_PIN_MPHI_HA0          106
+#define BCM281XX_PIN_MPHI_HAT0         107
+#define BCM281XX_PIN_MPHI_HAT1         108
+#define BCM281XX_PIN_MPHI_HCE0_N       109
+#define BCM281XX_PIN_MPHI_HCE1_N       110
+#define BCM281XX_PIN_MPHI_HRD_N                111
+#define BCM281XX_PIN_MPHI_HWR_N                112
+#define BCM281XX_PIN_MPHI_RUN0         113
+#define BCM281XX_PIN_MPHI_RUN1         114
+#define BCM281XX_PIN_MTX_SCAN_CLK      115
+#define BCM281XX_PIN_MTX_SCAN_DATA     116
+#define BCM281XX_PIN_NAND_AD_0         117
+#define BCM281XX_PIN_NAND_AD_1         118
+#define BCM281XX_PIN_NAND_AD_2         119
+#define BCM281XX_PIN_NAND_AD_3         120
+#define BCM281XX_PIN_NAND_AD_4         121
+#define BCM281XX_PIN_NAND_AD_5         122
+#define BCM281XX_PIN_NAND_AD_6         123
+#define BCM281XX_PIN_NAND_AD_7         124
+#define BCM281XX_PIN_NAND_ALE          125
+#define BCM281XX_PIN_NAND_CEN_0                126
+#define BCM281XX_PIN_NAND_CEN_1                127
+#define BCM281XX_PIN_NAND_CLE          128
+#define BCM281XX_PIN_NAND_OEN          129
+#define BCM281XX_PIN_NAND_RDY_0                130
+#define BCM281XX_PIN_NAND_RDY_1                131
+#define BCM281XX_PIN_NAND_WEN          132
+#define BCM281XX_PIN_NAND_WP           133
+#define BCM281XX_PIN_PC1               134
+#define BCM281XX_PIN_PC2               135
+#define BCM281XX_PIN_PMU_INT           136
+#define BCM281XX_PIN_PMU_SCL           137
+#define BCM281XX_PIN_PMU_SDA           138
+#define BCM281XX_PIN_RFST2G_MTSLOTEN3G 139
+#define BCM281XX_PIN_RGMII_0_RX_CTL    140
+#define BCM281XX_PIN_RGMII_0_RXC       141
+#define BCM281XX_PIN_RGMII_0_RXD_0     142
+#define BCM281XX_PIN_RGMII_0_RXD_1     143
+#define BCM281XX_PIN_RGMII_0_RXD_2     144
+#define BCM281XX_PIN_RGMII_0_RXD_3     145
+#define BCM281XX_PIN_RGMII_0_TX_CTL    146
+#define BCM281XX_PIN_RGMII_0_TXC       147
+#define BCM281XX_PIN_RGMII_0_TXD_0     148
+#define BCM281XX_PIN_RGMII_0_TXD_1     149
+#define BCM281XX_PIN_RGMII_0_TXD_2     150
+#define BCM281XX_PIN_RGMII_0_TXD_3     151
+#define BCM281XX_PIN_RGMII_1_RX_CTL    152
+#define BCM281XX_PIN_RGMII_1_RXC       153
+#define BCM281XX_PIN_RGMII_1_RXD_0     154
+#define BCM281XX_PIN_RGMII_1_RXD_1     155
+#define BCM281XX_PIN_RGMII_1_RXD_2     156
+#define BCM281XX_PIN_RGMII_1_RXD_3     157
+#define BCM281XX_PIN_RGMII_1_TX_CTL    158
+#define BCM281XX_PIN_RGMII_1_TXC       159
+#define BCM281XX_PIN_RGMII_1_TXD_0     160
+#define BCM281XX_PIN_RGMII_1_TXD_1     161
+#define BCM281XX_PIN_RGMII_1_TXD_2     162
+#define BCM281XX_PIN_RGMII_1_TXD_3     163
+#define BCM281XX_PIN_RGMII_GPIO_0      164
+#define BCM281XX_PIN_RGMII_GPIO_1      165
+#define BCM281XX_PIN_RGMII_GPIO_2      166
+#define BCM281XX_PIN_RGMII_GPIO_3      167
+#define BCM281XX_PIN_RTXDATA2G_TXDATA3G1       168
+#define BCM281XX_PIN_RTXEN2G_TXDATA3G2 169
+#define BCM281XX_PIN_RXDATA3G0         170
+#define BCM281XX_PIN_RXDATA3G1         171
+#define BCM281XX_PIN_RXDATA3G2         172
+#define BCM281XX_PIN_SDIO1_CLK         173
+#define BCM281XX_PIN_SDIO1_CMD         174
+#define BCM281XX_PIN_SDIO1_DATA_0      175
+#define BCM281XX_PIN_SDIO1_DATA_1      176
+#define BCM281XX_PIN_SDIO1_DATA_2      177
+#define BCM281XX_PIN_SDIO1_DATA_3      178
+#define BCM281XX_PIN_SDIO4_CLK         179
+#define BCM281XX_PIN_SDIO4_CMD         180
+#define BCM281XX_PIN_SDIO4_DATA_0      181
+#define BCM281XX_PIN_SDIO4_DATA_1      182
+#define BCM281XX_PIN_SDIO4_DATA_2      183
+#define BCM281XX_PIN_SDIO4_DATA_3      184
+#define BCM281XX_PIN_SIM_CLK           185
+#define BCM281XX_PIN_SIM_DATA          186
+#define BCM281XX_PIN_SIM_DET           187
+#define BCM281XX_PIN_SIM_RESETN                188
+#define BCM281XX_PIN_SIM2_CLK          189
+#define BCM281XX_PIN_SIM2_DATA         190
+#define BCM281XX_PIN_SIM2_DET          191
+#define BCM281XX_PIN_SIM2_RESETN       192
+#define BCM281XX_PIN_SRI_C             193
+#define BCM281XX_PIN_SRI_D             194
+#define BCM281XX_PIN_SRI_E             195
+#define BCM281XX_PIN_SSP_EXTCLK                196
+#define BCM281XX_PIN_SSP0_CLK          197
+#define BCM281XX_PIN_SSP0_FS           198
+#define BCM281XX_PIN_SSP0_RXD          199
+#define BCM281XX_PIN_SSP0_TXD          200
+#define BCM281XX_PIN_SSP2_CLK          201
+#define BCM281XX_PIN_SSP2_FS_0         202
+#define BCM281XX_PIN_SSP2_FS_1         203
+#define BCM281XX_PIN_SSP2_FS_2         204
+#define BCM281XX_PIN_SSP2_FS_3         205
+#define BCM281XX_PIN_SSP2_RXD_0                206
+#define BCM281XX_PIN_SSP2_RXD_1                207
+#define BCM281XX_PIN_SSP2_TXD_0                208
+#define BCM281XX_PIN_SSP2_TXD_1                209
+#define BCM281XX_PIN_SSP3_CLK          210
+#define BCM281XX_PIN_SSP3_FS           211
+#define BCM281XX_PIN_SSP3_RXD          212
+#define BCM281XX_PIN_SSP3_TXD          213
+#define BCM281XX_PIN_SSP4_CLK          214
+#define BCM281XX_PIN_SSP4_FS           215
+#define BCM281XX_PIN_SSP4_RXD          216
+#define BCM281XX_PIN_SSP4_TXD          217
+#define BCM281XX_PIN_SSP5_CLK          218
+#define BCM281XX_PIN_SSP5_FS           219
+#define BCM281XX_PIN_SSP5_RXD          220
+#define BCM281XX_PIN_SSP5_TXD          221
+#define BCM281XX_PIN_SSP6_CLK          222
+#define BCM281XX_PIN_SSP6_FS           223
+#define BCM281XX_PIN_SSP6_RXD          224
+#define BCM281XX_PIN_SSP6_TXD          225
+#define BCM281XX_PIN_STAT_1            226
+#define BCM281XX_PIN_STAT_2            227
+#define BCM281XX_PIN_SYSCLKEN          228
+#define BCM281XX_PIN_TRACECLK          229
+#define BCM281XX_PIN_TRACEDT00         230
+#define BCM281XX_PIN_TRACEDT01         231
+#define BCM281XX_PIN_TRACEDT02         232
+#define BCM281XX_PIN_TRACEDT03         233
+#define BCM281XX_PIN_TRACEDT04         234
+#define BCM281XX_PIN_TRACEDT05         235
+#define BCM281XX_PIN_TRACEDT06         236
+#define BCM281XX_PIN_TRACEDT07         237
+#define BCM281XX_PIN_TRACEDT08         238
+#define BCM281XX_PIN_TRACEDT09         239
+#define BCM281XX_PIN_TRACEDT10         240
+#define BCM281XX_PIN_TRACEDT11         241
+#define BCM281XX_PIN_TRACEDT12         242
+#define BCM281XX_PIN_TRACEDT13         243
+#define BCM281XX_PIN_TRACEDT14         244
+#define BCM281XX_PIN_TRACEDT15         245
+#define BCM281XX_PIN_TXDATA3G0         246
+#define BCM281XX_PIN_TXPWRIND          247
+#define BCM281XX_PIN_UARTB1_UCTS       248
+#define BCM281XX_PIN_UARTB1_URTS       249
+#define BCM281XX_PIN_UARTB1_URXD       250
+#define BCM281XX_PIN_UARTB1_UTXD       251
+#define BCM281XX_PIN_UARTB2_URXD       252
+#define BCM281XX_PIN_UARTB2_UTXD       253
+#define BCM281XX_PIN_UARTB3_UCTS       254
+#define BCM281XX_PIN_UARTB3_URTS       255
+#define BCM281XX_PIN_UARTB3_URXD       256
+#define BCM281XX_PIN_UARTB3_UTXD       257
+#define BCM281XX_PIN_UARTB4_UCTS       258
+#define BCM281XX_PIN_UARTB4_URTS       259
+#define BCM281XX_PIN_UARTB4_URXD       260
+#define BCM281XX_PIN_UARTB4_UTXD       261
+#define BCM281XX_PIN_VC_CAM1_SCL       262
+#define BCM281XX_PIN_VC_CAM1_SDA       263
+#define BCM281XX_PIN_VC_CAM2_SCL       264
+#define BCM281XX_PIN_VC_CAM2_SDA       265
+#define BCM281XX_PIN_VC_CAM3_SCL       266
+#define BCM281XX_PIN_VC_CAM3_SDA       267
+
+#define BCM281XX_PIN_DESC(a, b, c) \
+       { .number = a, .name = b, .drv_data = &c##_pin }
+
+/*
+ * Pin description definition.  The order here must be the same as defined in
+ * the PADCTRLREG block in the RDB, since the pin number is used as an index
+ * into this array.
+ */
+static const struct pinctrl_pin_desc bcm281xx_pinctrl_pins[] = {
+       BCM281XX_PIN_DESC(BCM281XX_PIN_ADCSYNC, "adcsync", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_BAT_RM, "bat_rm", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_BSC1_SCL, "bsc1_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_BSC1_SDA, "bsc1_sda", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_BSC2_SCL, "bsc2_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_BSC2_SDA, "bsc2_sda", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLASSGPWR, "classgpwr", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLK_CX8, "clk_cx8", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKOUT_0, "clkout_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKOUT_1, "clkout_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKOUT_2, "clkout_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKOUT_3, "clkout_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKREQ_IN_0, "clkreq_in_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CLKREQ_IN_1, "clkreq_in_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CWS_SYS_REQ1, "cws_sys_req1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CWS_SYS_REQ2, "cws_sys_req2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_CWS_SYS_REQ3, "cws_sys_req3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_DIGMIC1_CLK, "digmic1_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_DIGMIC1_DQ, "digmic1_dq", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_DIGMIC2_CLK, "digmic2_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_DIGMIC2_DQ, "digmic2_dq", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPEN13, "gpen13", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPEN14, "gpen14", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPEN15, "gpen15", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO00, "gpio00", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO01, "gpio01", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO02, "gpio02", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO03, "gpio03", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO04, "gpio04", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO05, "gpio05", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO06, "gpio06", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO07, "gpio07", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO08, "gpio08", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO09, "gpio09", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO10, "gpio10", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO11, "gpio11", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO12, "gpio12", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO13, "gpio13", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPIO14, "gpio14", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPS_PABLANK, "gps_pablank", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_GPS_TMARK, "gps_tmark", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_HDMI_SCL, "hdmi_scl", hdmi),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_HDMI_SDA, "hdmi_sda", hdmi),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_IC_DM, "ic_dm", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_IC_DP, "ic_dp", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_COL_IP_0, "kp_col_ip_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_COL_IP_1, "kp_col_ip_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_COL_IP_2, "kp_col_ip_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_COL_IP_3, "kp_col_ip_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_ROW_OP_0, "kp_row_op_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_ROW_OP_1, "kp_row_op_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_ROW_OP_2, "kp_row_op_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_KP_ROW_OP_3, "kp_row_op_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_0, "lcd_b_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_1, "lcd_b_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_2, "lcd_b_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_3, "lcd_b_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_4, "lcd_b_4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_5, "lcd_b_5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_6, "lcd_b_6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_B_7, "lcd_b_7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_0, "lcd_g_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_1, "lcd_g_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_2, "lcd_g_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_3, "lcd_g_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_4, "lcd_g_4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_5, "lcd_g_5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_6, "lcd_g_6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_G_7, "lcd_g_7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_HSYNC, "lcd_hsync", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_OE, "lcd_oe", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_PCLK, "lcd_pclk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_0, "lcd_r_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_1, "lcd_r_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_2, "lcd_r_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_3, "lcd_r_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_4, "lcd_r_4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_5, "lcd_r_5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_6, "lcd_r_6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_R_7, "lcd_r_7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_LCD_VSYNC, "lcd_vsync", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO0, "mdmgpio0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO1, "mdmgpio1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO2, "mdmgpio2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO3, "mdmgpio3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO4, "mdmgpio4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO5, "mdmgpio5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO6, "mdmgpio6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO7, "mdmgpio7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MDMGPIO8, "mdmgpio8", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_0, "mphi_data_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_1, "mphi_data_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_2, "mphi_data_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_3, "mphi_data_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_4, "mphi_data_4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_5, "mphi_data_5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_6, "mphi_data_6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_7, "mphi_data_7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_8, "mphi_data_8", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_9, "mphi_data_9", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_10, "mphi_data_10", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_11, "mphi_data_11", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_12, "mphi_data_12", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_13, "mphi_data_13", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_14, "mphi_data_14", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_DATA_15, "mphi_data_15", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HA0, "mphi_ha0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HAT0, "mphi_hat0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HAT1, "mphi_hat1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HCE0_N, "mphi_hce0_n", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HCE1_N, "mphi_hce1_n", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HRD_N, "mphi_hrd_n", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_HWR_N, "mphi_hwr_n", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_RUN0, "mphi_run0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MPHI_RUN1, "mphi_run1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MTX_SCAN_CLK, "mtx_scan_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_MTX_SCAN_DATA, "mtx_scan_data", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_0, "nand_ad_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_1, "nand_ad_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_2, "nand_ad_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_3, "nand_ad_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_4, "nand_ad_4", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_5, "nand_ad_5", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_6, "nand_ad_6", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_AD_7, "nand_ad_7", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_ALE, "nand_ale", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_CEN_0, "nand_cen_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_CEN_1, "nand_cen_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_CLE, "nand_cle", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_OEN, "nand_oen", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_RDY_0, "nand_rdy_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_RDY_1, "nand_rdy_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_WEN, "nand_wen", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_NAND_WP, "nand_wp", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_PC1, "pc1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_PC2, "pc2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_PMU_INT, "pmu_int", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_PMU_SCL, "pmu_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_PMU_SDA, "pmu_sda", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RFST2G_MTSLOTEN3G, "rfst2g_mtsloten3g",
+               std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RX_CTL, "rgmii_0_rx_ctl", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RXC, "rgmii_0_rxc", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RXD_0, "rgmii_0_rxd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RXD_1, "rgmii_0_rxd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RXD_2, "rgmii_0_rxd_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_RXD_3, "rgmii_0_rxd_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TX_CTL, "rgmii_0_tx_ctl", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TXC, "rgmii_0_txc", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TXD_0, "rgmii_0_txd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TXD_1, "rgmii_0_txd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TXD_2, "rgmii_0_txd_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_0_TXD_3, "rgmii_0_txd_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RX_CTL, "rgmii_1_rx_ctl", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RXC, "rgmii_1_rxc", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RXD_0, "rgmii_1_rxd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RXD_1, "rgmii_1_rxd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RXD_2, "rgmii_1_rxd_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_RXD_3, "rgmii_1_rxd_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TX_CTL, "rgmii_1_tx_ctl", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TXC, "rgmii_1_txc", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TXD_0, "rgmii_1_txd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TXD_1, "rgmii_1_txd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TXD_2, "rgmii_1_txd_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_1_TXD_3, "rgmii_1_txd_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_GPIO_0, "rgmii_gpio_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_GPIO_1, "rgmii_gpio_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_GPIO_2, "rgmii_gpio_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RGMII_GPIO_3, "rgmii_gpio_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RTXDATA2G_TXDATA3G1,
+               "rtxdata2g_txdata3g1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RTXEN2G_TXDATA3G2, "rtxen2g_txdata3g2",
+               std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RXDATA3G0, "rxdata3g0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RXDATA3G1, "rxdata3g1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_RXDATA3G2, "rxdata3g2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_CLK, "sdio1_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_CMD, "sdio1_cmd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_DATA_0, "sdio1_data_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_DATA_1, "sdio1_data_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_DATA_2, "sdio1_data_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO1_DATA_3, "sdio1_data_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_CLK, "sdio4_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_CMD, "sdio4_cmd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_DATA_0, "sdio4_data_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_DATA_1, "sdio4_data_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_DATA_2, "sdio4_data_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SDIO4_DATA_3, "sdio4_data_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM_CLK, "sim_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM_DATA, "sim_data", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM_DET, "sim_det", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM_RESETN, "sim_resetn", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM2_CLK, "sim2_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM2_DATA, "sim2_data", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM2_DET, "sim2_det", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SIM2_RESETN, "sim2_resetn", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SRI_C, "sri_c", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SRI_D, "sri_d", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SRI_E, "sri_e", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP_EXTCLK, "ssp_extclk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP0_CLK, "ssp0_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP0_FS, "ssp0_fs", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP0_RXD, "ssp0_rxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP0_TXD, "ssp0_txd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_CLK, "ssp2_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_FS_0, "ssp2_fs_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_FS_1, "ssp2_fs_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_FS_2, "ssp2_fs_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_FS_3, "ssp2_fs_3", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_RXD_0, "ssp2_rxd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_RXD_1, "ssp2_rxd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_TXD_0, "ssp2_txd_0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP2_TXD_1, "ssp2_txd_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP3_CLK, "ssp3_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP3_FS, "ssp3_fs", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP3_RXD, "ssp3_rxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP3_TXD, "ssp3_txd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP4_CLK, "ssp4_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP4_FS, "ssp4_fs", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP4_RXD, "ssp4_rxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP4_TXD, "ssp4_txd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP5_CLK, "ssp5_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP5_FS, "ssp5_fs", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP5_RXD, "ssp5_rxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP5_TXD, "ssp5_txd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP6_CLK, "ssp6_clk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP6_FS, "ssp6_fs", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP6_RXD, "ssp6_rxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SSP6_TXD, "ssp6_txd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_STAT_1, "stat_1", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_STAT_2, "stat_2", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_SYSCLKEN, "sysclken", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACECLK, "traceclk", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT00, "tracedt00", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT01, "tracedt01", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT02, "tracedt02", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT03, "tracedt03", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT04, "tracedt04", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT05, "tracedt05", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT06, "tracedt06", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT07, "tracedt07", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT08, "tracedt08", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT09, "tracedt09", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT10, "tracedt10", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT11, "tracedt11", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT12, "tracedt12", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT13, "tracedt13", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT14, "tracedt14", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TRACEDT15, "tracedt15", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TXDATA3G0, "txdata3g0", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_TXPWRIND, "txpwrind", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB1_UCTS, "uartb1_ucts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB1_URTS, "uartb1_urts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB1_URXD, "uartb1_urxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB1_UTXD, "uartb1_utxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB2_URXD, "uartb2_urxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB2_UTXD, "uartb2_utxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB3_UCTS, "uartb3_ucts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB3_URTS, "uartb3_urts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB3_URXD, "uartb3_urxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB3_UTXD, "uartb3_utxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB4_UCTS, "uartb4_ucts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB4_URTS, "uartb4_urts", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB4_URXD, "uartb4_urxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_UARTB4_UTXD, "uartb4_utxd", std),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM1_SCL, "vc_cam1_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM1_SDA, "vc_cam1_sda", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM2_SCL, "vc_cam2_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM2_SDA, "vc_cam2_sda", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM3_SCL, "vc_cam3_scl", i2c),
+       BCM281XX_PIN_DESC(BCM281XX_PIN_VC_CAM3_SDA, "vc_cam3_sda", i2c),
+};
+
+static const char * const bcm281xx_alt_groups[] = {
+       "adcsync",
+       "bat_rm",
+       "bsc1_scl",
+       "bsc1_sda",
+       "bsc2_scl",
+       "bsc2_sda",
+       "classgpwr",
+       "clk_cx8",
+       "clkout_0",
+       "clkout_1",
+       "clkout_2",
+       "clkout_3",
+       "clkreq_in_0",
+       "clkreq_in_1",
+       "cws_sys_req1",
+       "cws_sys_req2",
+       "cws_sys_req3",
+       "digmic1_clk",
+       "digmic1_dq",
+       "digmic2_clk",
+       "digmic2_dq",
+       "gpen13",
+       "gpen14",
+       "gpen15",
+       "gpio00",
+       "gpio01",
+       "gpio02",
+       "gpio03",
+       "gpio04",
+       "gpio05",
+       "gpio06",
+       "gpio07",
+       "gpio08",
+       "gpio09",
+       "gpio10",
+       "gpio11",
+       "gpio12",
+       "gpio13",
+       "gpio14",
+       "gps_pablank",
+       "gps_tmark",
+       "hdmi_scl",
+       "hdmi_sda",
+       "ic_dm",
+       "ic_dp",
+       "kp_col_ip_0",
+       "kp_col_ip_1",
+       "kp_col_ip_2",
+       "kp_col_ip_3",
+       "kp_row_op_0",
+       "kp_row_op_1",
+       "kp_row_op_2",
+       "kp_row_op_3",
+       "lcd_b_0",
+       "lcd_b_1",
+       "lcd_b_2",
+       "lcd_b_3",
+       "lcd_b_4",
+       "lcd_b_5",
+       "lcd_b_6",
+       "lcd_b_7",
+       "lcd_g_0",
+       "lcd_g_1",
+       "lcd_g_2",
+       "lcd_g_3",
+       "lcd_g_4",
+       "lcd_g_5",
+       "lcd_g_6",
+       "lcd_g_7",
+       "lcd_hsync",
+       "lcd_oe",
+       "lcd_pclk",
+       "lcd_r_0",
+       "lcd_r_1",
+       "lcd_r_2",
+       "lcd_r_3",
+       "lcd_r_4",
+       "lcd_r_5",
+       "lcd_r_6",
+       "lcd_r_7",
+       "lcd_vsync",
+       "mdmgpio0",
+       "mdmgpio1",
+       "mdmgpio2",
+       "mdmgpio3",
+       "mdmgpio4",
+       "mdmgpio5",
+       "mdmgpio6",
+       "mdmgpio7",
+       "mdmgpio8",
+       "mphi_data_0",
+       "mphi_data_1",
+       "mphi_data_2",
+       "mphi_data_3",
+       "mphi_data_4",
+       "mphi_data_5",
+       "mphi_data_6",
+       "mphi_data_7",
+       "mphi_data_8",
+       "mphi_data_9",
+       "mphi_data_10",
+       "mphi_data_11",
+       "mphi_data_12",
+       "mphi_data_13",
+       "mphi_data_14",
+       "mphi_data_15",
+       "mphi_ha0",
+       "mphi_hat0",
+       "mphi_hat1",
+       "mphi_hce0_n",
+       "mphi_hce1_n",
+       "mphi_hrd_n",
+       "mphi_hwr_n",
+       "mphi_run0",
+       "mphi_run1",
+       "mtx_scan_clk",
+       "mtx_scan_data",
+       "nand_ad_0",
+       "nand_ad_1",
+       "nand_ad_2",
+       "nand_ad_3",
+       "nand_ad_4",
+       "nand_ad_5",
+       "nand_ad_6",
+       "nand_ad_7",
+       "nand_ale",
+       "nand_cen_0",
+       "nand_cen_1",
+       "nand_cle",
+       "nand_oen",
+       "nand_rdy_0",
+       "nand_rdy_1",
+       "nand_wen",
+       "nand_wp",
+       "pc1",
+       "pc2",
+       "pmu_int",
+       "pmu_scl",
+       "pmu_sda",
+       "rfst2g_mtsloten3g",
+       "rgmii_0_rx_ctl",
+       "rgmii_0_rxc",
+       "rgmii_0_rxd_0",
+       "rgmii_0_rxd_1",
+       "rgmii_0_rxd_2",
+       "rgmii_0_rxd_3",
+       "rgmii_0_tx_ctl",
+       "rgmii_0_txc",
+       "rgmii_0_txd_0",
+       "rgmii_0_txd_1",
+       "rgmii_0_txd_2",
+       "rgmii_0_txd_3",
+       "rgmii_1_rx_ctl",
+       "rgmii_1_rxc",
+       "rgmii_1_rxd_0",
+       "rgmii_1_rxd_1",
+       "rgmii_1_rxd_2",
+       "rgmii_1_rxd_3",
+       "rgmii_1_tx_ctl",
+       "rgmii_1_txc",
+       "rgmii_1_txd_0",
+       "rgmii_1_txd_1",
+       "rgmii_1_txd_2",
+       "rgmii_1_txd_3",
+       "rgmii_gpio_0",
+       "rgmii_gpio_1",
+       "rgmii_gpio_2",
+       "rgmii_gpio_3",
+       "rtxdata2g_txdata3g1",
+       "rtxen2g_txdata3g2",
+       "rxdata3g0",
+       "rxdata3g1",
+       "rxdata3g2",
+       "sdio1_clk",
+       "sdio1_cmd",
+       "sdio1_data_0",
+       "sdio1_data_1",
+       "sdio1_data_2",
+       "sdio1_data_3",
+       "sdio4_clk",
+       "sdio4_cmd",
+       "sdio4_data_0",
+       "sdio4_data_1",
+       "sdio4_data_2",
+       "sdio4_data_3",
+       "sim_clk",
+       "sim_data",
+       "sim_det",
+       "sim_resetn",
+       "sim2_clk",
+       "sim2_data",
+       "sim2_det",
+       "sim2_resetn",
+       "sri_c",
+       "sri_d",
+       "sri_e",
+       "ssp_extclk",
+       "ssp0_clk",
+       "ssp0_fs",
+       "ssp0_rxd",
+       "ssp0_txd",
+       "ssp2_clk",
+       "ssp2_fs_0",
+       "ssp2_fs_1",
+       "ssp2_fs_2",
+       "ssp2_fs_3",
+       "ssp2_rxd_0",
+       "ssp2_rxd_1",
+       "ssp2_txd_0",
+       "ssp2_txd_1",
+       "ssp3_clk",
+       "ssp3_fs",
+       "ssp3_rxd",
+       "ssp3_txd",
+       "ssp4_clk",
+       "ssp4_fs",
+       "ssp4_rxd",
+       "ssp4_txd",
+       "ssp5_clk",
+       "ssp5_fs",
+       "ssp5_rxd",
+       "ssp5_txd",
+       "ssp6_clk",
+       "ssp6_fs",
+       "ssp6_rxd",
+       "ssp6_txd",
+       "stat_1",
+       "stat_2",
+       "sysclken",
+       "traceclk",
+       "tracedt00",
+       "tracedt01",
+       "tracedt02",
+       "tracedt03",
+       "tracedt04",
+       "tracedt05",
+       "tracedt06",
+       "tracedt07",
+       "tracedt08",
+       "tracedt09",
+       "tracedt10",
+       "tracedt11",
+       "tracedt12",
+       "tracedt13",
+       "tracedt14",
+       "tracedt15",
+       "txdata3g0",
+       "txpwrind",
+       "uartb1_ucts",
+       "uartb1_urts",
+       "uartb1_urxd",
+       "uartb1_utxd",
+       "uartb2_urxd",
+       "uartb2_utxd",
+       "uartb3_ucts",
+       "uartb3_urts",
+       "uartb3_urxd",
+       "uartb3_utxd",
+       "uartb4_ucts",
+       "uartb4_urts",
+       "uartb4_urxd",
+       "uartb4_utxd",
+       "vc_cam1_scl",
+       "vc_cam1_sda",
+       "vc_cam2_scl",
+       "vc_cam2_sda",
+       "vc_cam3_scl",
+       "vc_cam3_sda",
+};
+
+/* Every pin can implement all ALT1-ALT4 functions */
+#define BCM281XX_PIN_FUNCTION(fcn_name)                        \
+{                                                      \
+       .name = #fcn_name,                              \
+       .groups = bcm281xx_alt_groups,                  \
+       .ngroups = ARRAY_SIZE(bcm281xx_alt_groups),     \
+}
+
+static const struct bcm281xx_pin_function bcm281xx_functions[] = {
+       BCM281XX_PIN_FUNCTION(alt1),
+       BCM281XX_PIN_FUNCTION(alt2),
+       BCM281XX_PIN_FUNCTION(alt3),
+       BCM281XX_PIN_FUNCTION(alt4),
+};
+
+static struct bcm281xx_pinctrl_data bcm281xx_pinctrl = {
+       .pins = bcm281xx_pinctrl_pins,
+       .npins = ARRAY_SIZE(bcm281xx_pinctrl_pins),
+       .functions = bcm281xx_functions,
+       .nfunctions = ARRAY_SIZE(bcm281xx_functions),
+};
+
+static inline enum bcm281xx_pin_type pin_type_get(struct pinctrl_dev *pctldev,
+                                                 unsigned pin)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       if (pin >= pdata->npins)
+               return BCM281XX_PIN_TYPE_UNKNOWN;
+
+       return *(enum bcm281xx_pin_type *)(pdata->pins[pin].drv_data);
+}
+
+#define BCM281XX_PIN_SHIFT(type, param) \
+       (BCM281XX_ ## type ## _PIN_REG_ ## param ## _SHIFT)
+
+#define BCM281XX_PIN_MASK(type, param) \
+       (BCM281XX_ ## type ## _PIN_REG_ ## param ## _MASK)
+
+/*
+ * This helper function is used to build up the value and mask used to write to
+ * a pin register, but does not actually write to the register.
+ */
+static inline void bcm281xx_pin_update(u32 *reg_val, u32 *reg_mask,
+                                      u32 param_val, u32 param_shift,
+                                      u32 param_mask)
+{
+       *reg_val &= ~param_mask;
+       *reg_val |= (param_val << param_shift) & param_mask;
+       *reg_mask |= param_mask;
+}
+
+static const struct regmap_config bcm281xx_pinctrl_regmap_config = {
+       .reg_bits = 32,
+       .reg_stride = 4,
+       .val_bits = 32,
+       .max_register = BCM281XX_PIN_VC_CAM3_SDA,
+};
+
+static int bcm281xx_pinctrl_get_groups_count(struct pinctrl_dev *pctldev)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       return pdata->npins;
+}
+
+static const char *bcm281xx_pinctrl_get_group_name(struct pinctrl_dev *pctldev,
+                                                  unsigned group)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       return pdata->pins[group].name;
+}
+
+static int bcm281xx_pinctrl_get_group_pins(struct pinctrl_dev *pctldev,
+                                          unsigned group,
+                                          const unsigned **pins,
+                                          unsigned *num_pins)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       *pins = &pdata->pins[group].number;
+       *num_pins = 1;
+
+       return 0;
+}
+
+static void bcm281xx_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev,
+                                         struct seq_file *s,
+                                         unsigned offset)
+{
+       seq_printf(s, " %s", dev_name(pctldev->dev));
+}
+
+static struct pinctrl_ops bcm281xx_pinctrl_ops = {
+       .get_groups_count = bcm281xx_pinctrl_get_groups_count,
+       .get_group_name = bcm281xx_pinctrl_get_group_name,
+       .get_group_pins = bcm281xx_pinctrl_get_group_pins,
+       .pin_dbg_show = bcm281xx_pinctrl_pin_dbg_show,
+       .dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
+       .dt_free_map = pinctrl_utils_dt_free_map,
+};
+
+static int bcm281xx_pinctrl_get_fcns_count(struct pinctrl_dev *pctldev)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       return pdata->nfunctions;
+}
+
+static const char *bcm281xx_pinctrl_get_fcn_name(struct pinctrl_dev *pctldev,
+                                                unsigned function)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       return pdata->functions[function].name;
+}
+
+static int bcm281xx_pinctrl_get_fcn_groups(struct pinctrl_dev *pctldev,
+                                          unsigned function,
+                                          const char * const **groups,
+                                          unsigned * const num_groups)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+
+       *groups = pdata->functions[function].groups;
+       *num_groups = pdata->functions[function].ngroups;
+
+       return 0;
+}
+
+static int bcm281xx_pinmux_set(struct pinctrl_dev *pctldev,
+                              unsigned function,
+                              unsigned group)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+       const struct bcm281xx_pin_function *f = &pdata->functions[function];
+       u32 offset = 4 * pdata->pins[group].number;
+       int rc = 0;
+
+       dev_dbg(pctldev->dev,
+               "%s(): Enable function %s (%d) of pin %s (%d) @offset 0x%x.\n",
+               __func__, f->name, function, pdata->pins[group].name,
+               pdata->pins[group].number, offset);
+
+       rc = regmap_update_bits(pdata->regmap, offset,
+               BCM281XX_PIN_REG_F_SEL_MASK,
+               function << BCM281XX_PIN_REG_F_SEL_SHIFT);
+       if (rc)
+               dev_err(pctldev->dev,
+                       "Error updating register for pin %s (%d).\n",
+                       pdata->pins[group].name, pdata->pins[group].number);
+
+       return rc;
+}
+
+static struct pinmux_ops bcm281xx_pinctrl_pinmux_ops = {
+       .get_functions_count = bcm281xx_pinctrl_get_fcns_count,
+       .get_function_name = bcm281xx_pinctrl_get_fcn_name,
+       .get_function_groups = bcm281xx_pinctrl_get_fcn_groups,
+       .set_mux = bcm281xx_pinmux_set,
+};
+
+static int bcm281xx_pinctrl_pin_config_get(struct pinctrl_dev *pctldev,
+                                          unsigned pin,
+                                          unsigned long *config)
+{
+       return -ENOTSUPP;
+}
+
+
+/* Goes through the configs and update register val/mask */
+static int bcm281xx_std_pin_update(struct pinctrl_dev *pctldev,
+                                  unsigned pin,
+                                  unsigned long *configs,
+                                  unsigned num_configs,
+                                  u32 *val,
+                                  u32 *mask)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+       int i;
+       enum pin_config_param param;
+       u16 arg;
+
+       for (i = 0; i < num_configs; i++) {
+               param = pinconf_to_config_param(configs[i]);
+               arg = pinconf_to_config_argument(configs[i]);
+
+               switch (param) {
+               case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
+                       arg = (arg >= 1 ? 1 : 0);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(STD, HYST),
+                               BCM281XX_PIN_MASK(STD, HYST));
+                       break;
+               /*
+                * The pin bias can only be one of pull-up, pull-down, or
+                * disable.  The user does not need to specify a value for the
+                * property, and the default value from pinconf-generic is
+                * ignored.
+                */
+               case PIN_CONFIG_BIAS_DISABLE:
+                       bcm281xx_pin_update(val, mask, 0,
+                               BCM281XX_PIN_SHIFT(STD, PULL_UP),
+                               BCM281XX_PIN_MASK(STD, PULL_UP));
+                       bcm281xx_pin_update(val, mask, 0,
+                               BCM281XX_PIN_SHIFT(STD, PULL_DN),
+                               BCM281XX_PIN_MASK(STD, PULL_DN));
+                       break;
+
+               case PIN_CONFIG_BIAS_PULL_UP:
+                       bcm281xx_pin_update(val, mask, 1,
+                               BCM281XX_PIN_SHIFT(STD, PULL_UP),
+                               BCM281XX_PIN_MASK(STD, PULL_UP));
+                       bcm281xx_pin_update(val, mask, 0,
+                               BCM281XX_PIN_SHIFT(STD, PULL_DN),
+                               BCM281XX_PIN_MASK(STD, PULL_DN));
+                       break;
+
+               case PIN_CONFIG_BIAS_PULL_DOWN:
+                       bcm281xx_pin_update(val, mask, 0,
+                               BCM281XX_PIN_SHIFT(STD, PULL_UP),
+                               BCM281XX_PIN_MASK(STD, PULL_UP));
+                       bcm281xx_pin_update(val, mask, 1,
+                               BCM281XX_PIN_SHIFT(STD, PULL_DN),
+                               BCM281XX_PIN_MASK(STD, PULL_DN));
+                       break;
+
+               case PIN_CONFIG_SLEW_RATE:
+                       arg = (arg >= 1 ? 1 : 0);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(STD, SLEW),
+                               BCM281XX_PIN_MASK(STD, SLEW));
+                       break;
+
+               case PIN_CONFIG_INPUT_ENABLE:
+                       /* inversed since register is for input _disable_ */
+                       arg = (arg >= 1 ? 0 : 1);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(STD, INPUT_DIS),
+                               BCM281XX_PIN_MASK(STD, INPUT_DIS));
+                       break;
+
+               case PIN_CONFIG_DRIVE_STRENGTH:
+                       /* Valid range is 2-16 mA, even numbers only */
+                       if ((arg < 2) || (arg > 16) || (arg % 2)) {
+                               dev_err(pctldev->dev,
+                                       "Invalid Drive Strength value (%d) for "
+                                       "pin %s (%d). Valid values are "
+                                       "(2..16) mA, even numbers only.\n",
+                                       arg, pdata->pins[pin].name, pin);
+                               return -EINVAL;
+                       }
+                       bcm281xx_pin_update(val, mask, (arg/2)-1,
+                               BCM281XX_PIN_SHIFT(STD, DRV_STR),
+                               BCM281XX_PIN_MASK(STD, DRV_STR));
+                       break;
+
+               default:
+                       dev_err(pctldev->dev,
+                               "Unrecognized pin config %d for pin %s (%d).\n",
+                               param, pdata->pins[pin].name, pin);
+                       return -EINVAL;
+
+               } /* switch config */
+       } /* for each config */
+
+       return 0;
+}
+
+/*
+ * The pull-up strength for an I2C pin is represented by bits 4-6 in the
+ * register with the following mapping:
+ *   0b000: No pull-up
+ *   0b001: 1200 Ohm
+ *   0b010: 1800 Ohm
+ *   0b011: 720 Ohm
+ *   0b100: 2700 Ohm
+ *   0b101: 831 Ohm
+ *   0b110: 1080 Ohm
+ *   0b111: 568 Ohm
+ * This array maps pull-up strength in Ohms to register values (1+index).
+ */
+static const u16 bcm281xx_pullup_map[] = {
+       1200, 1800, 720, 2700, 831, 1080, 568
+};
+
+/* Goes through the configs and update register val/mask */
+static int bcm281xx_i2c_pin_update(struct pinctrl_dev *pctldev,
+                                  unsigned pin,
+                                  unsigned long *configs,
+                                  unsigned num_configs,
+                                  u32 *val,
+                                  u32 *mask)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+       int i, j;
+       enum pin_config_param param;
+       u16 arg;
+
+       for (i = 0; i < num_configs; i++) {
+               param = pinconf_to_config_param(configs[i]);
+               arg = pinconf_to_config_argument(configs[i]);
+
+               switch (param) {
+               case PIN_CONFIG_BIAS_PULL_UP:
+                       for (j = 0; j < ARRAY_SIZE(bcm281xx_pullup_map); j++)
+                               if (bcm281xx_pullup_map[j] == arg)
+                                       break;
+
+                       if (j == ARRAY_SIZE(bcm281xx_pullup_map)) {
+                               dev_err(pctldev->dev,
+                                       "Invalid pull-up value (%d) for pin %s "
+                                       "(%d). Valid values are 568, 720, 831, "
+                                       "1080, 1200, 1800, 2700 Ohms.\n",
+                                       arg, pdata->pins[pin].name, pin);
+                               return -EINVAL;
+                       }
+
+                       bcm281xx_pin_update(val, mask, j+1,
+                               BCM281XX_PIN_SHIFT(I2C, PULL_UP_STR),
+                               BCM281XX_PIN_MASK(I2C, PULL_UP_STR));
+                       break;
+
+               case PIN_CONFIG_BIAS_DISABLE:
+                       bcm281xx_pin_update(val, mask, 0,
+                               BCM281XX_PIN_SHIFT(I2C, PULL_UP_STR),
+                               BCM281XX_PIN_MASK(I2C, PULL_UP_STR));
+                       break;
+
+               case PIN_CONFIG_SLEW_RATE:
+                       arg = (arg >= 1 ? 1 : 0);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(I2C, SLEW),
+                               BCM281XX_PIN_MASK(I2C, SLEW));
+                       break;
+
+               case PIN_CONFIG_INPUT_ENABLE:
+                       /* inversed since register is for input _disable_ */
+                       arg = (arg >= 1 ? 0 : 1);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(I2C, INPUT_DIS),
+                               BCM281XX_PIN_MASK(I2C, INPUT_DIS));
+                       break;
+
+               default:
+                       dev_err(pctldev->dev,
+                               "Unrecognized pin config %d for pin %s (%d).\n",
+                               param, pdata->pins[pin].name, pin);
+                       return -EINVAL;
+
+               } /* switch config */
+       } /* for each config */
+
+       return 0;
+}
+
+/* Goes through the configs and update register val/mask */
+static int bcm281xx_hdmi_pin_update(struct pinctrl_dev *pctldev,
+                                   unsigned pin,
+                                   unsigned long *configs,
+                                   unsigned num_configs,
+                                   u32 *val,
+                                   u32 *mask)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+       int i;
+       enum pin_config_param param;
+       u16 arg;
+
+       for (i = 0; i < num_configs; i++) {
+               param = pinconf_to_config_param(configs[i]);
+               arg = pinconf_to_config_argument(configs[i]);
+
+               switch (param) {
+               case PIN_CONFIG_SLEW_RATE:
+                       arg = (arg >= 1 ? 1 : 0);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(HDMI, MODE),
+                               BCM281XX_PIN_MASK(HDMI, MODE));
+                       break;
+
+               case PIN_CONFIG_INPUT_ENABLE:
+                       /* inversed since register is for input _disable_ */
+                       arg = (arg >= 1 ? 0 : 1);
+                       bcm281xx_pin_update(val, mask, arg,
+                               BCM281XX_PIN_SHIFT(HDMI, INPUT_DIS),
+                               BCM281XX_PIN_MASK(HDMI, INPUT_DIS));
+                       break;
+
+               default:
+                       dev_err(pctldev->dev,
+                               "Unrecognized pin config %d for pin %s (%d).\n",
+                               param, pdata->pins[pin].name, pin);
+                       return -EINVAL;
+
+               } /* switch config */
+       } /* for each config */
+
+       return 0;
+}
+
+static int bcm281xx_pinctrl_pin_config_set(struct pinctrl_dev *pctldev,
+                                          unsigned pin,
+                                          unsigned long *configs,
+                                          unsigned num_configs)
+{
+       struct bcm281xx_pinctrl_data *pdata = pinctrl_dev_get_drvdata(pctldev);
+       enum bcm281xx_pin_type pin_type;
+       u32 offset = 4 * pin;
+       u32 cfg_val, cfg_mask;
+       int rc;
+
+       cfg_val = 0;
+       cfg_mask = 0;
+       pin_type = pin_type_get(pctldev, pin);
+
+       /* Different pins have different configuration options */
+       switch (pin_type) {
+       case BCM281XX_PIN_TYPE_STD:
+               rc = bcm281xx_std_pin_update(pctldev, pin, configs,
+                       num_configs, &cfg_val, &cfg_mask);
+               break;
+
+       case BCM281XX_PIN_TYPE_I2C:
+               rc = bcm281xx_i2c_pin_update(pctldev, pin, configs,
+                       num_configs, &cfg_val, &cfg_mask);
+               break;
+
+       case BCM281XX_PIN_TYPE_HDMI:
+               rc = bcm281xx_hdmi_pin_update(pctldev, pin, configs,
+                       num_configs, &cfg_val, &cfg_mask);
+               break;
+
+       default:
+               dev_err(pctldev->dev, "Unknown pin type for pin %s (%d).\n",
+                       pdata->pins[pin].name, pin);
+               return -EINVAL;
+
+       } /* switch pin type */
+
+       if (rc)
+               return rc;
+
+       dev_dbg(pctldev->dev,
+               "%s(): Set pin %s (%d) with config 0x%x, mask 0x%x\n",
+               __func__, pdata->pins[pin].name, pin, cfg_val, cfg_mask);
+
+       rc = regmap_update_bits(pdata->regmap, offset, cfg_mask, cfg_val);
+       if (rc) {
+               dev_err(pctldev->dev,
+                       "Error updating register for pin %s (%d).\n",
+                       pdata->pins[pin].name, pin);
+               return rc;
+       }
+
+       return 0;
+}
+
+static struct pinconf_ops bcm281xx_pinctrl_pinconf_ops = {
+       .pin_config_get = bcm281xx_pinctrl_pin_config_get,
+       .pin_config_set = bcm281xx_pinctrl_pin_config_set,
+};
+
+static struct pinctrl_desc bcm281xx_pinctrl_desc = {
+       /* name, pins, npins members initialized in probe function */
+       .pctlops = &bcm281xx_pinctrl_ops,
+       .pmxops = &bcm281xx_pinctrl_pinmux_ops,
+       .confops = &bcm281xx_pinctrl_pinconf_ops,
+       .owner = THIS_MODULE,
+};
+
+static int __init bcm281xx_pinctrl_probe(struct platform_device *pdev)
+{
+       struct bcm281xx_pinctrl_data *pdata = &bcm281xx_pinctrl;
+       struct resource *res;
+       struct pinctrl_dev *pctl;
+
+       /* So far We can assume there is only 1 bank of registers */
+       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       pdata->reg_base = devm_ioremap_resource(&pdev->dev, res);
+       if (IS_ERR(pdata->reg_base)) {
+               dev_err(&pdev->dev, "Failed to ioremap MEM resource\n");
+               return -ENODEV;
+       }
+
+       /* Initialize the dynamic part of pinctrl_desc */
+       pdata->regmap = devm_regmap_init_mmio(&pdev->dev, pdata->reg_base,
+               &bcm281xx_pinctrl_regmap_config);
+       if (IS_ERR(pdata->regmap)) {
+               dev_err(&pdev->dev, "Regmap MMIO init failed.\n");
+               return -ENODEV;
+       }
+
+       bcm281xx_pinctrl_desc.name = dev_name(&pdev->dev);
+       bcm281xx_pinctrl_desc.pins = bcm281xx_pinctrl.pins;
+       bcm281xx_pinctrl_desc.npins = bcm281xx_pinctrl.npins;
+
+       pctl = pinctrl_register(&bcm281xx_pinctrl_desc,
+                               &pdev->dev,
+                               pdata);
+       if (!pctl) {
+               dev_err(&pdev->dev, "Failed to register pinctrl\n");
+               return -ENODEV;
+       }
+
+       platform_set_drvdata(pdev, pdata);
+
+       return 0;
+}
+
+static const struct of_device_id bcm281xx_pinctrl_of_match[] = {
+       { .compatible = "brcm,bcm11351-pinctrl", },
+       { },
+};
+
+static struct platform_driver bcm281xx_pinctrl_driver = {
+       .driver = {
+               .name = "bcm281xx-pinctrl",
+               .of_match_table = bcm281xx_pinctrl_of_match,
+       },
+};
+
+module_platform_driver_probe(bcm281xx_pinctrl_driver, bcm281xx_pinctrl_probe);
+
+MODULE_AUTHOR("Broadcom Corporation <bcm-kernel-feedback-list@broadcom.com>");
+MODULE_AUTHOR("Sherman Yin <syin@broadcom.com>");
+MODULE_DESCRIPTION("Broadcom BCM281xx pinctrl driver");
+MODULE_LICENSE("GPL v2");