arm: tegra: Raydium DirectTouch Board file

Modified files supports unified DirectTouch that can
work both for Cardhu and Kai. Touch configuration
is passed to driver with these board files.

Bug 832605

Signed-off-by: Ali Ekici <aekici@nvidia.com>
Change-Id: I075aaad2e71ee1a87b23680ef629fc99bc42ea93
Reviewed-on: http://git-master/r/80129
Reviewed-by: Lokesh Pathak <lpathak@nvidia.com>
Tested-by: Lokesh Pathak <lpathak@nvidia.com>
(cherry picked from commit dc1372f43159640207a0d4e0ff08dde5bafc1baa)
Reviewed-on: http://git-master/r/83569
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>

1 files changed, 243 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/board-touch-raydium_spi.c b/arch/arm/mach-tegra/board-touch-raydium_spi.c
new file mode 100644
index 000000000000..9d8b66396034
--- /dev/null
+++ b/arch/arm/mach-tegra/board-touch-raydium_spi.c
@@ -0,0 +1,243 @@
+/*
+ * arch/arm/mach-tegra/board-touch-raydium_spi.c
+ *
+ * Copyright (c) 2011, NVIDIA 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; 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/spi/spi.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/spi/rm31080a_ts.h>
+
+/* Raydium touchscreen                     Driver data */
+/*-----------------------------------------------------*/
+static const u8 rm31080_config_cardhu[] = {
+	0x00, 0x00, 0x00, 0x00, 0x30, 0x1e, 0x20, 0x0f,
+	0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x08,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x10, 0x10, 0x06, 0x06, 0x04, 0x01, 0x02, 0x00,
+	0x00, 0x0a, 0x00, 0xd5, 0x2b, 0x00, 0x00, 0x09,
+	0x2c, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x28, 0xf8, 0x50, 0xce, 0x0a, 0x0c, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x16, 0x1b, 0x14, 0x16, 0x16, 0x18, 0x32, 0x19,
+	0x1d, 0x08, 0x30, 0x19, 0x10, 0xf6, 0xe2, 0x08,
+	0x28, 0x00, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x21, 0x00, 0x00, 0x21, 0x00, 0x00, 0x21,
+	0x00, 0x00, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x80,
+	0x00, 0xc0, 0x00, 0xc2, 0x00, 0xf0, 0xed, 0x02,
+	0xed, 0x02, 0x00, 0x90, 0x0a, 0x06, 0x80, 0x02,
+	0x00, 0x04, 0x00, 0x20, 0x03, 0x02, 0x08, 0x03,
+	0x10, 0x20, 0x20, 0x40, 0x10, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x10, 0x10, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x50, 0x80, 0x02, 0x02, 0x02, 0x00, 0x00, 0x33,
+	0x32, 0x00, 0x01, 0x4c, 0xfa, 0x00, 0x00, 0x43,
+	0x3c, 0x00, 0x01, 0x38, 0xe6, 0x00, 0x00, 0x26,
+	0x19, 0x00, 0x02, 0x66, 0x19, 0x00, 0x02, 0x50,
+	0x64, 0x00, 0x00, 0x36, 0x4a, 0x00, 0x00, 0x0c,
+	0x19, 0x00, 0x02, 0x64, 0x96, 0xab, 0x88, 0x78,
+	0x88, 0x78, 0x04, 0x0f, 0x38, 0xff, 0x02, 0x04,
+	0x80, 0xe0, 0x13, 0x01, 0x00, 0x44, 0x61, 0x12,
+	0x41, 0x00, 0x00, 0x00, 0x00, 0x97, 0x01, 0x0c,
+	0x44, 0x61, 0x12, 0x29, 0x29, 0x41, 0x00, 0x00,
+	0x97, 0x06, 0x0c, 0x12, 0x41, 0x44, 0x52, 0x52,
+	0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x80, 0x80, 0x01, 0x80, 0x01, 0x80,
+	0x22, 0x33, 0x22, 0x33, 0x66, 0x20, 0xff, 0xc9,
+	0x19, 0xd0, 0xd0, 0x44, 0x00, 0x10, 0x00, 0x80,
+	0x05, 0x44, 0xff, 0x00, 0x00, 0x10, 0x50, 0x00,
+	0x00, 0x00, 0x30, 0x00, 0x00, 0x18, 0x18, 0x0f,
+	0x0f, 0xf0, 0xf0, 0x00, 0x00, 0x10, 0x10, 0x00,
+	0x00, 0x18, 0x18, 0x00, 0x00, 0x18, 0x18, 0x00,
+	0x00, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x10, 0x01, 0x10, 0x01, 0x02,
+};
+
+/* Wintek 7" MB (01.18.10.01.10) */
+static const u8 rm31080_config_kai_mainboard[] = {
+	0x00, 0x00, 0x00, 0x00, 0x1e, 0x12, 0x20, 0x0f,
+	0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x07,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x19, 0x19, 0x06, 0x06, 0x04, 0x10, 0x02, 0x00,
+	0x00, 0x0a, 0x00, 0xd5, 0x2b, 0x00, 0x00, 0x09,
+	0x2c, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x28, 0xec, 0x5f, 0xce, 0x14, 0x0a, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x14, 0x19, 0x14, 0x19, 0x10, 0x10, 0x32, 0x12,
+	0x1d, 0x08, 0x20, 0x19, 0x10, 0xf6, 0xe2, 0x08,
+	0x1c, 0x04, 0x04, 0x20, 0x0f, 0x1c, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x28, 0x00, 0x10, 0x22, 0x00, 0x00, 0x21,
+	0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x60,
+	0x00, 0xa8, 0x00, 0xa8, 0x00, 0xd0, 0xed, 0x02,
+	0xed, 0x02, 0x00, 0x90, 0x0a, 0x06, 0x20, 0x02,
+	0x70, 0x03, 0x20, 0x1b, 0x03, 0x02, 0x08, 0x03,
+	0x10, 0x20, 0x20, 0x40, 0x10, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x20, 0x20, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x50, 0x80, 0x02, 0x02, 0x02, 0x00, 0x00, 0x33,
+	0x32, 0x00, 0x01, 0x60, 0xfa, 0x00, 0x00, 0x43,
+	0x3c, 0x00, 0x01, 0x4c, 0xe6, 0x00, 0x00, 0x26,
+	0x19, 0x00, 0x02, 0x7a, 0x19, 0x00, 0x02, 0x50,
+	0x64, 0x00, 0x00, 0x36, 0x4a, 0x00, 0x00, 0x0c,
+	0x19, 0x00, 0x02, 0x64, 0x96, 0xab, 0x88, 0x78,
+	0x88, 0x78, 0x04, 0x0f, 0x38, 0xff, 0x02, 0x04,
+	0x80, 0xe0, 0x13, 0x02, 0x00, 0x2c, 0x1b, 0x4b,
+	0x2e, 0x00, 0x00, 0x00, 0x00, 0x97, 0x06, 0x0c,
+	0x2c, 0x1b, 0x2e, 0x3c, 0x3c, 0x4b, 0x00, 0x00,
+	0x97, 0x06, 0x0c, 0x12, 0x41, 0x44, 0x52, 0x52,
+	0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x80, 0x80, 0x01, 0x80, 0x01, 0x80,
+	0x21, 0x33, 0x21, 0x33, 0x66, 0x20, 0xff, 0xc9,
+	0x19, 0xd0, 0xd0, 0x44, 0x00, 0x10, 0x00, 0x80,
+	0x05, 0x44, 0xff, 0x00, 0x00, 0x10, 0x50, 0x00,
+	0x00, 0x00, 0x30, 0x00, 0x00, 0x18, 0x18, 0x0f,
+	0x0f, 0xf0, 0xf0, 0x00, 0x00, 0x10, 0x10, 0x00,
+	0x00, 0x18, 0x18, 0x00, 0x00, 0x18, 0x18, 0x00,
+	0x00, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x10, 0x01, 0x10, 0x01, 0x02,
+};
+
+/* Wintek 7" PCB (01.18.10.01.10), TS IC is on the mainboard */
+static const u8 rm31080_config_kai_pcb[] = {
+	0x00, 0x00, 0x00, 0x00, 0x1e, 0x12, 0x20, 0x0f,
+	0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x07,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x19, 0x19, 0x06, 0x06, 0x04, 0x10, 0x02, 0x00,
+	0x00, 0x0a, 0x00, 0xd5, 0x2b, 0x00, 0x00, 0x09,
+	0x2c, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x28, 0xec, 0x5f, 0xce, 0x14, 0x0a, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x14, 0x19, 0x14, 0x19, 0x10, 0x10, 0x32, 0x12,
+	0x1d, 0x08, 0x20, 0x19, 0x10, 0xf6, 0xe2, 0x08,
+	0x1c, 0x04, 0x04, 0x20, 0x0f, 0x1c, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x28, 0x00, 0x10, 0x22, 0x00, 0x00, 0x21,
+	0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x60,
+	0x00, 0xa8, 0x00, 0xa8, 0x00, 0xd0, 0xed, 0x02,
+	0xed, 0x02, 0x00, 0x90, 0x0a, 0x06, 0x20, 0x02,
+	0x70, 0x03, 0x20, 0x1b, 0x03, 0x02, 0x08, 0x03,
+	0x10, 0x20, 0x20, 0x40, 0x10, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x20, 0x20, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x50, 0x80, 0x02, 0x02, 0x02, 0x00, 0x00, 0x33,
+	0x32, 0x00, 0x01, 0x60, 0xfa, 0x00, 0x00, 0x43,
+	0x3c, 0x00, 0x01, 0x4c, 0xe6, 0x00, 0x00, 0x26,
+	0x19, 0x00, 0x02, 0x7a, 0x19, 0x00, 0x02, 0x50,
+	0x64, 0x00, 0x00, 0x36, 0x4a, 0x00, 0x00, 0x0c,
+	0x19, 0x00, 0x02, 0x64, 0x96, 0xab, 0x88, 0x78,
+	0x88, 0x78, 0x04, 0x0f, 0x38, 0xff, 0x02, 0x04,
+	0x80, 0xe0, 0x13, 0x02, 0x00, 0x28, 0x17, 0x4b,
+	0x2e, 0x00, 0x00, 0x00, 0x00, 0x97, 0x06, 0x0c,
+	0x28, 0x17, 0x2e, 0x3c, 0x3c, 0x4b, 0x00, 0x00,
+	0x97, 0x06, 0x0c, 0x12, 0x41, 0x44, 0x52, 0x52,
+	0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x80, 0x80, 0x01, 0x80, 0x01, 0x80,
+	0x21, 0x33, 0x21, 0x33, 0x66, 0x20, 0xff, 0xc9,
+	0x19, 0xd0, 0xd0, 0x44, 0x00, 0x10, 0x00, 0x80,
+	0x05, 0x44, 0xff, 0x00, 0x00, 0x10, 0x50, 0x00,
+	0x00, 0x00, 0x30, 0x00, 0x00, 0x18, 0x18, 0x0f,
+	0x0f, 0xf0, 0xf0, 0x00, 0x00, 0x10, 0x10, 0x00,
+	0x00, 0x18, 0x18, 0x00, 0x00, 0x18, 0x18, 0x00,
+	0x00, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x10, 0x01, 0x10, 0x01, 0x02,
+};
+
+struct rm_spi_ts_platform_data rm31080ts_data = {
+	.gpio_reset = 0,
+	.config = 0,
+};
+
+struct spi_board_info rm31080a_spi_board[1] = {
+	{
+	 .modalias = "rm_ts_spidev",
+	 .bus_num = 0,
+	 .chip_select = 0,
+	 .max_speed_hz = 18 * 1000 * 1000,
+	 .mode = SPI_MODE_0,
+	 .platform_data = &rm31080ts_data,
+	 },
+};
+
+int __init touch_init_raydium(int irq_gpio, int reset_gpio, int platform)
+{
+	int err = 0;
+	tegra_gpio_enable(irq_gpio);
+	gpio_request(irq_gpio, "raydium-irq");
+	gpio_direction_input(irq_gpio);
+
+	tegra_gpio_enable(reset_gpio);
+	gpio_request(reset_gpio, "raydium-reset");
+	gpio_direction_output(reset_gpio, 0);
+
+	rm31080ts_data.gpio_reset = reset_gpio;
+
+	msleep(1);
+	gpio_set_value(reset_gpio, 1);
+	msleep(100);
+
+	rm31080a_spi_board[0].irq = TEGRA_GPIO_TO_IRQ(irq_gpio);
+
+	switch (platform) {
+	case 0:
+		pr_info("Raydium Kai PCB based touch init\n");
+		rm31080ts_data.config = rm31080_config_kai_pcb;
+		break;
+	case 1:
+		pr_info("Raydium Kai On-Board touch init\n");
+		rm31080ts_data.config = rm31080_config_kai_mainboard;
+		break;
+	case 2:
+		pr_info("Raydium cardhu touch init\n");
+		rm31080ts_data.config = rm31080_config_cardhu;
+		break;
+	default:
+		pr_err("touch_id error, no touch\n");
+		err = -ENODEV;
+	}
+
+	if(!err)
+		spi_register_board_info(rm31080a_spi_board,
+				ARRAY_SIZE(rm31080a_spi_board));
+
+	return err;
+}