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Diffstat (limited to 'arch/arm/cpu/arm1176/tnetv107x/mux.c')
-rw-r--r--arch/arm/cpu/arm1176/tnetv107x/mux.c334
1 files changed, 334 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm1176/tnetv107x/mux.c b/arch/arm/cpu/arm1176/tnetv107x/mux.c
new file mode 100644
index 0000000..ccc5314
--- /dev/null
+++ b/arch/arm/cpu/arm1176/tnetv107x/mux.c
@@ -0,0 +1,334 @@
+/*
+ * TNETV107X: Pinmux configuration
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/mux.h>
+
+#define MUX_MODE_1 0x00
+#define MUX_MODE_2 0x04
+#define MUX_MODE_3 0x0c
+#define MUX_MODE_4 0x1c
+
+#define MUX_DEBUG 0
+
+static const struct pin_config pin_table[] = {
+ /* reg shift mode */
+ TNETV107X_MUX_CFG(0, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(0, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(0, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(0, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(0, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(0, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(0, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(1, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(1, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(2, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(2, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(3, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(3, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 10, MUX_MODE_4),
+ TNETV107X_MUX_CFG(3, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(3, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 20, MUX_MODE_4),
+ TNETV107X_MUX_CFG(3, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(3, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(3, 25, MUX_MODE_4),
+ TNETV107X_MUX_CFG(4, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(4, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(4, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(4, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 20, MUX_MODE_3),
+ TNETV107X_MUX_CFG(4, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(4, 25, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 10, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 20, MUX_MODE_4),
+ TNETV107X_MUX_CFG(5, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(5, 25, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 10, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 20, MUX_MODE_4),
+ TNETV107X_MUX_CFG(6, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(6, 25, MUX_MODE_4),
+ TNETV107X_MUX_CFG(7, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(7, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(7, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 10, MUX_MODE_4),
+ TNETV107X_MUX_CFG(7, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(7, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(7, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(7, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(8, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(8, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(8, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(8, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(8, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(8, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(8, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(9, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 0, MUX_MODE_4),
+ TNETV107X_MUX_CFG(9, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(9, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 5, MUX_MODE_4),
+ TNETV107X_MUX_CFG(9, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(9, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 10, MUX_MODE_4),
+ TNETV107X_MUX_CFG(9, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(9, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(9, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(9, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(9, 20, MUX_MODE_4),
+ TNETV107X_MUX_CFG(10, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(10, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(10, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(10, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(10, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(10, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(10, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(11, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(11, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(12, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(13, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(13, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(13, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(13, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(14, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(15, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(15, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(15, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(16, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(16, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(16, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(16, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(16, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(16, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(16, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(17, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(17, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(17, 0, MUX_MODE_3),
+ TNETV107X_MUX_CFG(17, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(17, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(17, 5, MUX_MODE_3),
+ TNETV107X_MUX_CFG(17, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(17, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(17, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(17, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(17, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(17, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(18, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(18, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(18, 0, MUX_MODE_3),
+ TNETV107X_MUX_CFG(18, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(18, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(18, 5, MUX_MODE_3),
+ TNETV107X_MUX_CFG(18, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(18, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(18, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(18, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(18, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(18, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(19, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(19, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(19, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(19, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(19, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(19, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(20, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(20, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(21, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 5, MUX_MODE_3),
+ TNETV107X_MUX_CFG(22, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(22, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(22, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(22, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 20, MUX_MODE_3),
+ TNETV107X_MUX_CFG(22, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(22, 25, MUX_MODE_3),
+ TNETV107X_MUX_CFG(23, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(23, 0, MUX_MODE_3),
+ TNETV107X_MUX_CFG(23, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(23, 5, MUX_MODE_3),
+ TNETV107X_MUX_CFG(23, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(23, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(24, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(24, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(24, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(24, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(24, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(24, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(24, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(24, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(24, 25, MUX_MODE_2),
+ TNETV107X_MUX_CFG(25, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(25, 0, MUX_MODE_2),
+ TNETV107X_MUX_CFG(25, 0, MUX_MODE_3),
+ TNETV107X_MUX_CFG(25, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(25, 5, MUX_MODE_2),
+ TNETV107X_MUX_CFG(25, 5, MUX_MODE_3),
+ TNETV107X_MUX_CFG(25, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(25, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(25, 10, MUX_MODE_3),
+ TNETV107X_MUX_CFG(25, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(25, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(25, 15, MUX_MODE_3),
+ TNETV107X_MUX_CFG(25, 15, MUX_MODE_4),
+ TNETV107X_MUX_CFG(26, 0, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 5, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 10, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 10, MUX_MODE_2),
+ TNETV107X_MUX_CFG(26, 15, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 15, MUX_MODE_2),
+ TNETV107X_MUX_CFG(26, 20, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 20, MUX_MODE_2),
+ TNETV107X_MUX_CFG(26, 25, MUX_MODE_1),
+ TNETV107X_MUX_CFG(26, 25, MUX_MODE_2),
+};
+
+const int pin_table_size = sizeof(pin_table) / sizeof(pin_table[0]);
+
+int mux_select_pin(short index)
+{
+ const struct pin_config *cfg;
+ unsigned long mask, mode, reg;
+
+ if (index >= pin_table_size)
+ return 0;
+
+ cfg = &pin_table[index];
+
+ mask = 0x1f << cfg->mask_offset;
+ mode = cfg->mode << cfg->mask_offset;
+
+ reg = __raw_readl(TNETV107X_PINMUX(cfg->reg_index));
+ reg = (reg & ~mask) | mode;
+ __raw_writel(reg, TNETV107X_PINMUX(cfg->reg_index));
+
+ return 1;
+}
+
+int mux_select_pins(const short *pins)
+{
+ int i, ret = 1;
+
+ for (i = 0; pins[i] >= 0; i++)
+ ret &= mux_select_pin(pins[i]);
+
+ return ret;
+}