arm: da830: moved pinmux configurations to the arch tree

Move pinmux configurations for the DA830 SoCs from board file
to the arch tree so that it can be used for all da830 based devices.
Also, avoids duplicate pinmuxing in case of NAND.

Signed-off-by: Vishwanathrao Badarkhe, Manish <manishv.b@ti.com>
Reviewed-by: Tom Rini <trini@ti.com>
Acked-by: Christian Riesch <christian.riesch@omicron.at>

2 files changed, 152 insertions, 0 deletions

diff --git a/arch/arm/cpu/arm926ejs/davinci/Makefile b/arch/arm/cpu/arm926ejs/davinci/Makefile
index dec7bfb..bba4671 100644
--- a/arch/arm/cpu/arm926ejs/davinci/Makefile
+++ b/arch/arm/cpu/arm926ejs/davinci/Makefile
@@ -33,6 +33,7 @@ COBJS-$(CONFIG_SOC_DM355)	+= dm355.o
 COBJS-$(CONFIG_SOC_DM365)	+= dm365.o
 COBJS-$(CONFIG_SOC_DM644X)	+= dm644x.o
 COBJS-$(CONFIG_SOC_DM646X)	+= dm646x.o
+COBJS-$(CONFIG_SOC_DA830)	+= da830_pinmux.o
 COBJS-$(CONFIG_SOC_DA850)	+= da850_pinmux.o
 COBJS-$(CONFIG_DRIVER_TI_EMAC)	+= lxt972.o dp83848.o et1011c.o ksz8873.o
 
diff --git a/arch/arm/cpu/arm926ejs/davinci/da830_pinmux.c b/arch/arm/cpu/arm926ejs/davinci/da830_pinmux.c
new file mode 100644
index 0000000..d0c964a
--- /dev/null
+++ b/arch/arm/cpu/arm926ejs/davinci/da830_pinmux.c
@@ -0,0 +1,151 @@
+/*
+ * Pinmux configurations for the DA830 SoCs
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <common.h>
+#include <asm/arch/davinci_misc.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pinmux_defs.h>
+
+/* SPI0 pin muxer settings */
+const struct pinmux_config spi0_pins_base[] = {
+	{ pinmux(7), 1, 3 },  /* SPI0_SOMI */
+	{ pinmux(7), 1, 4 },  /* SPI0_SIMO */
+	{ pinmux(7), 1, 6 }   /* SPI0_CLK */
+};
+
+const struct pinmux_config spi0_pins_scs0[] = {
+	{ pinmux(7), 1, 7 }   /* SPI0_SCS[0] */
+};
+
+const struct pinmux_config spi0_pins_ena[] = {
+	{ pinmux(7), 1, 5 }   /* SPI0_ENA */
+};
+
+/* NAND pin muxer settings */
+const struct pinmux_config emifa_pins_cs0[] = {
+	{ pinmux(18), 1, 2 }   /* EMA_CS[0] */
+};
+
+const struct pinmux_config emifa_pins_cs2[] = {
+	{ pinmux(18), 1, 3 }   /* EMA_CS[2] */
+};
+
+const struct pinmux_config emifa_pins_cs3[] = {
+	{ pinmux(18), 1, 4 }   /* EMA_CS[3] */
+};
+
+#ifdef CONFIG_USE_NAND
+const struct pinmux_config emifa_pins[] = {
+	{ pinmux(13), 1, 6 },  /* EMA_D[0] */
+	{ pinmux(13), 1, 7 },  /* EMA_D[1] */
+	{ pinmux(14), 1, 0 },  /* EMA_D[2] */
+	{ pinmux(14), 1, 1 },  /* EMA_D[3] */
+	{ pinmux(14), 1, 2 },  /* EMA_D[4] */
+	{ pinmux(14), 1, 3 },  /* EMA_D[5] */
+	{ pinmux(14), 1, 4 },  /* EMA_D[6] */
+	{ pinmux(14), 1, 5 },  /* EMA_D[7] */
+	{ pinmux(14), 1, 6 },  /* EMA_D[8] */
+	{ pinmux(14), 1, 7 },  /* EMA_D[9] */
+	{ pinmux(15), 1, 0 },  /* EMA_D[10] */
+	{ pinmux(15), 1, 1 },  /* EMA_D[11] */
+	{ pinmux(15), 1, 2 },  /* EMA_D[12] */
+	{ pinmux(15), 1, 3 },  /* EMA_D[13] */
+	{ pinmux(15), 1, 4 },  /* EMA_D[14] */
+	{ pinmux(15), 1, 5 },  /* EMA_D[15] */
+	{ pinmux(15), 1, 6 },  /* EMA_A[0] */
+	{ pinmux(15), 1, 7 },  /* EMA_A[1] */
+	{ pinmux(16), 1, 0 },  /* EMA_A[2] */
+	{ pinmux(16), 1, 1 },  /* EMA_A[3] */
+	{ pinmux(16), 1, 2 },  /* EMA_A[4] */
+	{ pinmux(16), 1, 3 },  /* EMA_A[5] */
+	{ pinmux(16), 1, 4 },  /* EMA_A[6] */
+	{ pinmux(16), 1, 5 },  /* EMA_A[7] */
+	{ pinmux(16), 1, 6 },  /* EMA_A[8] */
+	{ pinmux(16), 1, 7 },  /* EMA_A[9] */
+	{ pinmux(17), 1, 0 },  /* EMA_A[10] */
+	{ pinmux(17), 1, 1 },  /* EMA_A[11] */
+	{ pinmux(17), 1, 2 },  /* EMA_A[12] */
+	{ pinmux(17), 1, 3 },  /* EMA_BA[1] */
+	{ pinmux(17), 1, 4 },  /* EMA_BA[0] */
+	{ pinmux(17), 1, 5 },  /* EMA_CLK */
+	{ pinmux(17), 1, 6 },  /* EMA_SDCKE */
+	{ pinmux(17), 1, 7 },  /* EMA_CAS */
+	{ pinmux(18), 1, 0 },  /* EMA_CAS */
+	{ pinmux(18), 1, 1 },  /* EMA_WE */
+	{ pinmux(18), 1, 5 },  /* EMA_OE */
+	{ pinmux(18), 1, 6 },  /* EMA_WE_DQM[1] */
+	{ pinmux(18), 1, 7 },  /* EMA_WE_DQM[0] */
+	{ pinmux(10), 1, 0 }   /* Tristate */
+};
+#endif
+
+/* EMAC PHY interface pins */
+const struct pinmux_config emac_pins_rmii[] = {
+	{ pinmux(10), 2, 1 },  /* RMII_TXD[0] */
+	{ pinmux(10), 2, 2 },  /* RMII_TXD[1] */
+	{ pinmux(10), 2, 3 },  /* RMII_TXEN */
+	{ pinmux(10), 2, 4 },  /* RMII_CRS_DV */
+	{ pinmux(10), 2, 5 },  /* RMII_RXD[0] */
+	{ pinmux(10), 2, 6 },  /* RMII_RXD[1] */
+	{ pinmux(10), 2, 7 }   /* RMII_RXER */
+};
+
+const struct pinmux_config emac_pins_mdio[] = {
+	{ pinmux(11), 2, 0 },  /* MDIO_CLK */
+	{ pinmux(11), 2, 1 }   /* MDIO_D */
+};
+
+const struct pinmux_config emac_pins_rmii_clk_source[] = {
+	{ pinmux(9), 0, 5 }    /* ref.clk from external source */
+};
+
+/* UART2 pin muxer settings */
+const struct pinmux_config uart2_pins_txrx[] = {
+	{ pinmux(8), 2, 7 },   /* UART2_RXD */
+	{ pinmux(9), 2, 0 }    /* UART2_TXD */
+};
+
+/* I2C0 pin muxer settings */
+const struct pinmux_config i2c0_pins[] = {
+	{ pinmux(8), 2, 3 },   /* I2C0_SDA */
+	{ pinmux(8), 2, 4 }    /* I2C0_SCL */
+};
+
+/* USB0_DRVVBUS pin muxer settings */
+const struct pinmux_config usb_pins[] = {
+	{ pinmux(9), 1, 1 }    /* USB0_DRVVBUS */
+};
+
+#ifdef CONFIG_DAVINCI_MMC
+/* MMC0 pin muxer settings */
+const struct pinmux_config mmc0_pins_8bit[] = {
+	{ pinmux(15), 2, 7 },  /* MMCSD0_CLK */
+	{ pinmux(16), 2, 0 },  /* MMCSD0_CMD */
+	{ pinmux(13), 2, 6 },  /* MMCSD0_DAT_0 */
+	{ pinmux(13), 2, 7 },  /* MMCSD0_DAT_1 */
+	{ pinmux(14), 2, 0 },  /* MMCSD0_DAT_2 */
+	{ pinmux(14), 2, 1 },  /* MMCSD0_DAT_3 */
+	{ pinmux(14), 2, 2 },  /* MMCSD0_DAT_4 */
+	{ pinmux(14), 2, 3 },  /* MMCSD0_DAT_5 */
+	{ pinmux(14), 2, 4 },  /* MMCSD0_DAT_6 */
+	{ pinmux(14), 2, 5 }   /* MMCSD0_DAT_7 */
+	/* DA830 supports 8-bit mode */
+};
+#endif