[ARM] Dove: add support for multi-purpose pins configuration
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Acked-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
diff --git a/arch/arm/mach-dove/mpp.h b/arch/arm/mach-dove/mpp.h
new file mode 100644
index 0000000..2a43ce4
--- /dev/null
+++ b/arch/arm/mach-dove/mpp.h
@@ -0,0 +1,220 @@
+#ifndef __ARCH_DOVE_MPP_CODED_H
+#define __ARCH_DOVE_MPP_CODED_H
+
+#define MPP(_num, _mode, _pmu, _grp, _au1, _nfc) ( \
+/* MPP/group number */ ((_num) & 0xff) | \
+/* MPP select value */ (((_mode) & 0xf) << 8) | \
+/* MPP PMU */ ((!!(_pmu)) << 12) | \
+/* group flag */ ((!!(_grp)) << 13) | \
+/* AU1 flag */ ((!!(_au1)) << 14) | \
+/* NFCE flag */ ((!!(_nfc)) << 15))
+
+#define MPP_MAX 71
+
+#define MPP_NUM(x) ((x) & 0xff)
+#define MPP_SEL(x) (((x) >> 8) & 0xf)
+
+#define MPP_PMU_MASK MPP(0, 0x0, 1, 0, 0, 0)
+#define MPP_GRP_MASK MPP(0, 0x0, 0, 1, 0, 0)
+#define MPP_AU1_MASK MPP(0, 0x0, 0, 0, 1, 0)
+#define MPP_NFC_MASK MPP(0, 0x0, 0, 0, 0, 1)
+
+#define MPP_END MPP(0xff, 0xf, 1, 1, 1, 1)
+
+#define MPP_PMU_DRIVE_0 0x1
+#define MPP_PMU_DRIVE_1 0x2
+#define MPP_PMU_SDI 0x3
+#define MPP_PMU_CPU_PWRDWN 0x4
+#define MPP_PMU_STBY_PWRDWN 0x5
+#define MPP_PMU_CORE_PWR_GOOD 0x8
+#define MPP_PMU_BAT_FAULT 0xa
+#define MPP_PMU_EXT0_WU 0xb
+#define MPP_PMU_EXT1_WU 0xc
+#define MPP_PMU_EXT2_WU 0xd
+#define MPP_PMU_BLINK 0xe
+#define MPP_PMU(_num, _mode) MPP((_num), MPP_PMU_##_mode, 1, 0, 0, 0)
+
+#define MPP_PIN(_num, _mode) MPP((_num), (_mode), 0, 0, 0, 0)
+#define MPP_GRP(_grp, _mode) MPP((_grp), (_mode), 0, 1, 0, 0)
+#define MPP_GRP_AU1(_mode) MPP(0, (_mode), 0, 0, 1, 0)
+#define MPP_GRP_NFC(_mode) MPP(0, (_mode), 0, 0, 0, 1)
+
+#define MPP0_GPIO0 MPP_PIN(0, 0x0)
+#define MPP0_UA2_RTSn MPP_PIN(0, 0x2)
+#define MPP0_SDIO0_CD MPP_PIN(0, 0x3)
+#define MPP0_LCD0_PWM MPP_PIN(0, 0xf)
+
+#define MPP1_GPIO1 MPP_PIN(1, 0x0)
+#define MPP1_UA2_CTSn MPP_PIN(1, 0x2)
+#define MPP1_SDIO0_WP MPP_PIN(1, 0x3)
+#define MPP1_LCD1_PWM MPP_PIN(1, 0xf)
+
+#define MPP2_GPIO2 MPP_PIN(2, 0x0)
+#define MPP2_SATA_PRESENT MPP_PIN(2, 0x1)
+#define MPP2_UA2_TXD MPP_PIN(2, 0x2)
+#define MPP2_SDIO0_BUS_POWER MPP_PIN(2, 0x3)
+#define MPP2_UA_RTSn1 MPP_PIN(2, 0x4)
+
+#define MPP3_GPIO3 MPP_PIN(3, 0x0)
+#define MPP3_SATA_ACT MPP_PIN(3, 0x1)
+#define MPP3_UA2_RXD MPP_PIN(3, 0x2)
+#define MPP3_SDIO0_LED_CTRL MPP_PIN(3, 0x3)
+#define MPP3_UA_CTSn1 MPP_PIN(3, 0x4)
+#define MPP3_SPI_LCD_CS1 MPP_PIN(3, 0xf)
+
+#define MPP4_GPIO4 MPP_PIN(4, 0x0)
+#define MPP4_UA3_RTSn MPP_PIN(4, 0x2)
+#define MPP4_SDIO1_CD MPP_PIN(4, 0x3)
+#define MPP4_SPI_1_MISO MPP_PIN(4, 0x4)
+
+#define MPP5_GPIO5 MPP_PIN(5, 0x0)
+#define MPP5_UA3_CTSn MPP_PIN(5, 0x2)
+#define MPP5_SDIO1_WP MPP_PIN(5, 0x3)
+#define MPP5_SPI_1_CS MPP_PIN(5, 0x4)
+
+#define MPP6_GPIO6 MPP_PIN(6, 0x0)
+#define MPP6_UA3_TXD MPP_PIN(6, 0x2)
+#define MPP6_SDIO1_BUS_POWER MPP_PIN(6, 0x3)
+#define MPP6_SPI_1_MOSI MPP_PIN(6, 0x4)
+
+#define MPP7_GPIO7 MPP_PIN(7, 0x0)
+#define MPP7_UA3_RXD MPP_PIN(7, 0x2)
+#define MPP7_SDIO1_LED_CTRL MPP_PIN(7, 0x3)
+#define MPP7_SPI_1_SCK MPP_PIN(7, 0x4)
+
+#define MPP8_GPIO8 MPP_PIN(8, 0x0)
+#define MPP8_WD_RST_OUT MPP_PIN(8, 0x1)
+
+#define MPP9_GPIO9 MPP_PIN(9, 0x0)
+#define MPP9_PEX1_CLKREQn MPP_PIN(9, 0x5)
+
+#define MPP10_GPIO10 MPP_PIN(10, 0x0)
+#define MPP10_SSP_SCLK MPP_PIN(10, 0x5)
+
+#define MPP11_GPIO11 MPP_PIN(11, 0x0)
+#define MPP11_SATA_PRESENT MPP_PIN(11, 0x1)
+#define MPP11_SATA_ACT MPP_PIN(11, 0x2)
+#define MPP11_SDIO0_LED_CTRL MPP_PIN(11, 0x3)
+#define MPP11_SDIO1_LED_CTRL MPP_PIN(11, 0x4)
+#define MPP11_PEX0_CLKREQn MPP_PIN(11, 0x5)
+
+#define MPP12_GPIO12 MPP_PIN(12, 0x0)
+#define MPP12_SATA_ACT MPP_PIN(12, 0x1)
+#define MPP12_UA2_RTSn MPP_PIN(12, 0x2)
+#define MPP12_AD0_I2S_EXT_MCLK MPP_PIN(12, 0x3)
+#define MPP12_SDIO1_CD MPP_PIN(12, 0x4)
+
+#define MPP13_GPIO13 MPP_PIN(13, 0x0)
+#define MPP13_UA2_CTSn MPP_PIN(13, 0x2)
+#define MPP13_AD1_I2S_EXT_MCLK MPP_PIN(13, 0x3)
+#define MPP13_SDIO1WP MPP_PIN(13, 0x4)
+#define MPP13_SSP_EXTCLK MPP_PIN(13, 0x5)
+
+#define MPP14_GPIO14 MPP_PIN(14, 0x0)
+#define MPP14_UA2_TXD MPP_PIN(14, 0x2)
+#define MPP14_SDIO1_BUS_POWER MPP_PIN(14, 0x4)
+#define MPP14_SSP_RXD MPP_PIN(14, 0x5)
+
+#define MPP15_GPIO15 MPP_PIN(15, 0x0)
+#define MPP15_UA2_RXD MPP_PIN(15, 0x2)
+#define MPP15_SDIO1_LED_CTRL MPP_PIN(15, 0x4)
+#define MPP15_SSP_SFRM MPP_PIN(15, 0x5)
+
+#define MPP16_GPIO16 MPP_PIN(16, 0x0)
+#define MPP16_UA3_RTSn MPP_PIN(16, 0x2)
+#define MPP16_SDIO0_CD MPP_PIN(16, 0x3)
+#define MPP16_SPI_LCD_CS1 MPP_PIN(16, 0x4)
+#define MPP16_AC97_SDATA_IN1 MPP_PIN(16, 0x5)
+
+#define MPP17_GPIO17 MPP_PIN(17, 0x0)
+#define MPP17_AC97_SYSCLK_OUT MPP_PIN(17, 0x1)
+#define MPP17_UA3_CTSn MPP_PIN(17, 0x2)
+#define MPP17_SDIO0_WP MPP_PIN(17, 0x3)
+#define MPP17_TW_SDA2 MPP_PIN(17, 0x4)
+#define MPP17_AC97_SDATA_IN2 MPP_PIN(17, 0x5)
+
+#define MPP18_GPIO18 MPP_PIN(18, 0x0)
+#define MPP18_UA3_TXD MPP_PIN(18, 0x2)
+#define MPP18_SDIO0_BUS_POWER MPP_PIN(18, 0x3)
+#define MPP18_LCD0_PWM MPP_PIN(18, 0x4)
+#define MPP18_AC_SDATA_IN3 MPP_PIN(18, 0x5)
+
+#define MPP19_GPIO19 MPP_PIN(19, 0x0)
+#define MPP19_UA3_RXD MPP_PIN(19, 0x2)
+#define MPP19_SDIO0_LED_CTRL MPP_PIN(19, 0x3)
+#define MPP19_TW_SCK2 MPP_PIN(19, 0x4)
+
+#define MPP20_GPIO20 MPP_PIN(20, 0x0)
+#define MPP20_AC97_SYSCLK_OUT MPP_PIN(20, 0x1)
+#define MPP20_SPI_LCD_MISO MPP_PIN(20, 0x2)
+#define MPP20_SDIO1_CD MPP_PIN(20, 0x3)
+#define MPP20_SDIO0_CD MPP_PIN(20, 0x5)
+#define MPP20_SPI_1_MISO MPP_PIN(20, 0x6)
+
+#define MPP21_GPIO21 MPP_PIN(21, 0x0)
+#define MPP21_UA1_RTSn MPP_PIN(21, 0x1)
+#define MPP21_SPI_LCD_CS0 MPP_PIN(21, 0x2)
+#define MPP21_SDIO1_WP MPP_PIN(21, 0x3)
+#define MPP21_SSP_SFRM MPP_PIN(21, 0x4)
+#define MPP21_SDIO0_WP MPP_PIN(21, 0x5)
+#define MPP21_SPI_1_CS MPP_PIN(21, 0x6)
+
+#define MPP22_GPIO22 MPP_PIN(22, 0x0)
+#define MPP22_UA1_CTSn MPP_PIN(22, 0x1)
+#define MPP22_SPI_LCD_MOSI MPP_PIN(22, 0x2)
+#define MPP22_SDIO1_BUS_POWER MPP_PIN(22, 0x3)
+#define MPP22_SSP_TXD MPP_PIN(22, 0x4)
+#define MPP22_SDIO0_BUS_POWER MPP_PIN(22, 0x5)
+#define MPP22_SPI_1_MOSI MPP_PIN(22, 0x6)
+
+#define MPP23_GPIO23 MPP_PIN(23, 0x0)
+#define MPP23_SPI_LCD_SCK MPP_PIN(23, 0x2)
+#define MPP23_SDIO1_LED_CTRL MPP_PIN(23, 0x3)
+#define MPP23_SSP_SCLK MPP_PIN(23, 0x4)
+#define MPP23_SDIO0_LED_CTRL MPP_PIN(23, 0x5)
+#define MPP23_SPI_1_SCK MPP_PIN(23, 0x6)
+
+/* for MPP groups _num is a group index */
+enum dove_mpp_grp_idx {
+ MPP_24_39 = 2,
+ MPP_40_45 = 0,
+ MPP_46_51 = 1,
+ MPP_58_61 = 5,
+ MPP_62_63 = 4,
+};
+
+#define MPP24_39_GPIO MPP_GRP(MPP_24_39, 0x1)
+#define MPP24_39_CAM MPP_GRP(MPP_24_39, 0x0)
+
+#define MPP40_45_GPIO MPP_GRP(MPP_40_45, 0x1)
+#define MPP40_45_SD0 MPP_GRP(MPP_40_45, 0x0)
+
+#define MPP46_51_GPIO MPP_GRP(MPP_46_51, 0x1)
+#define MPP46_51_SD1 MPP_GRP(MPP_46_51, 0x0)
+
+#define MPP58_61_GPIO MPP_GRP(MPP_58_61, 0x1)
+#define MPP58_61_SPI MPP_GRP(MPP_58_61, 0x0)
+
+#define MPP62_63_GPIO MPP_GRP(MPP_62_63, 0x1)
+#define MPP62_63_UA1 MPP_GRP(MPP_62_63, 0x0)
+
+/* The MPP[64:71] control differs from other groups */
+#define MPP64_71_GPO MPP_GRP_NFC(0x1)
+#define MPP64_71_NFC MPP_GRP_NFC(0x0)
+
+/*
+ * The MPP[52:57] functionality is encoded by 4 bits in different
+ * registers. The _num field in this case encodes those bits in
+ * correspodence with Table 135 of 88AP510 Functional specification
+ */
+#define MPP52_57_AU1 MPP_GRP_AU1(0x0)
+#define MPP52_57_AU1_GPIO57 MPP_GRP_AU1(0x2)
+#define MPP52_57_GPIO MPP_GRP_AU1(0xa)
+#define MPP52_57_TW_GPIO MPP_GRP_AU1(0xb)
+#define MPP52_57_AU1_SSP MPP_GRP_AU1(0xc)
+#define MPP52_57_SSP_GPIO MPP_GRP_AU1(0xe)
+#define MPP52_57_SSP_TW MPP_GRP_AU1(0xf)
+
+void dove_mpp_conf(unsigned int *mpp_list);
+
+#endif /* __ARCH_DOVE_MPP_CODED_H */