mx53: Add Board support for GE PPD

Create board support for GE PPD, based on mx53loco.

Use mx53ppd_defconfig make target to configure for this board.

Signed-off-by: Peter Senna Tschudin <peter.senna@collabora.com>
Signed-off-by: Ian Ray <ian.ray@ge.com>
Signed-off-by: Nandor Han <nandor.han@ge.com>
Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>
Cc: Stefano Babic <sbabic@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>

1 files changed, 96 insertions, 0 deletions

diff --git a/board/ge/mx53ppd/ppd_gpio.h b/board/ge/mx53ppd/ppd_gpio.h
new file mode 100644
index 0000000000..71a88a1da7
--- /dev/null
+++ b/board/ge/mx53ppd/ppd_gpio.h
@@ -0,0 +1,96 @@
+/*
+ * (C) Copyright 2015 General Electric Company
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __PPD_GPIO_H_
+#define __PPD_GPIO_H_
+
+#include <asm/arch/iomux-mx53.h>
+#include <asm/gpio.h>
+
+#define PPD_UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH |	\
+			   PAD_CTL_PUS_100K_UP)
+
+static const iomux_v3_cfg_t ppd_pads[] = {
+	/* FEC */
+	MX53_PAD_EIM_A22__GPIO2_16,
+	/* UART */
+	NEW_PAD_CTRL(MX53_PAD_PATA_DMACK__UART1_RXD_MUX, PPD_UART_PAD_CTRL),
+	NEW_PAD_CTRL(MX53_PAD_PATA_DIOW__UART1_TXD_MUX, PPD_UART_PAD_CTRL),
+	/* Video */
+	MX53_PAD_CSI0_DATA_EN__GPIO5_20, /* LR_SCAN_CTRL */
+	MX53_PAD_CSI0_VSYNC__GPIO5_21,	 /* UD_SCAN_CTRL */
+	MX53_PAD_CSI0_DAT10__GPIO5_28,	 /* DATA_WIDTH_CTRL */
+	MX53_PAD_CSI0_PIXCLK__GPIO5_18,	 /* HOST_CONTROLLED_RESET_TO_LCD_N */
+	MX53_PAD_EIM_DA2__GPIO3_2,	 /* LVDS1_MUX_CTRL */
+	MX53_PAD_EIM_DA3__GPIO3_3,	 /* LVDS0_MUX_CTRL */
+	MX53_PAD_EIM_A21__GPIO2_17,	 /* ENABLE_PWR_TO_LCD_AND_UI_INTERFACE */
+	MX53_PAD_CSI0_DAT11__GPIO5_29,	 /* BACKLIGHT_ENABLE */
+	MX53_PAD_DISP0_DAT9__PWM2_PWMO,	 /* IMX535_PWM2_TO_LCD_CONNECTOR */
+	/* I2C */
+	MX53_PAD_EIM_A20__GPIO2_18,	 /* RESET_I2C1_BUS_SEGMENT_MUX_N */
+
+	/* SPI */
+	MX53_PAD_DISP0_DAT23__GPIO5_17,
+	MX53_PAD_KEY_COL2__GPIO4_10,
+	MX53_PAD_KEY_ROW2__GPIO4_11,
+	MX53_PAD_KEY_COL3__GPIO4_12,
+};
+
+struct gpio_cfg {
+	unsigned int gpio;
+	int value;
+};
+
+#define RESET_IMX535_ETHERNET_PHY_N IMX_GPIO_NR(2, 16)
+#define UD_SCAN_CTRL IMX_GPIO_NR(5, 21)
+#define LR_SCAN_CTRL IMX_GPIO_NR(5, 20)
+#define LVDS0_MUX_CTRL IMX_GPIO_NR(3, 3)
+#define LVDS1_MUX_CTRL IMX_GPIO_NR(3, 2)
+#define HOST_CONTROLLED_RESET_TO_LCD_N IMX_GPIO_NR(5, 18)
+#define DATA_WIDTH_CTRL IMX_GPIO_NR(5, 28)
+#define RESET_DP0_TRANSMITTER_N IMX_GPIO_NR(2, 28)
+#define RESET_DP1_TRANSMITTER_N IMX_GPIO_NR(2, 29)
+#define POWER_DOWN_LVDS0_DESERIALIZER_N IMX_GPIO_NR(2, 22)
+#define POWER_DOWN_LVDS1_DESERIALIZER_N IMX_GPIO_NR(2, 27)
+#define ENABLE_PWR_TO_LCD_AND_UI_INTERFACE IMX_GPIO_NR(2, 17)
+#define BACKLIGHT_ENABLE IMX_GPIO_NR(5, 29)
+#define RESET_I2C1_BUS_SEGMENT_MUX_N IMX_GPIO_NR(2, 18)
+#define ECSPI1_CS0 IMX_GPIO_NR(5, 17)
+#define ECSPI1_CS1 IMX_GPIO_NR(4, 10)
+#define ECSPI1_CS2 IMX_GPIO_NR(4, 11)
+#define ECSPI1_CS3 IMX_GPIO_NR(4, 12)
+
+static const struct gpio_cfg ppd_gpios[] = {
+	/* FEC */
+	/* Drive Low as GPIO output for 25ms per Eth Phy IX spec */
+	/* Then Drive High as GPIO output to bring Eth Phy IC out of reset */
+	{ RESET_IMX535_ETHERNET_PHY_N, 0 },
+	{ RESET_IMX535_ETHERNET_PHY_N, 1 },
+	/* Video */
+	{ UD_SCAN_CTRL, 0 },
+	{ LR_SCAN_CTRL, 1 },
+#ifdef PROPRIETARY_CHANGES
+	{ LVDS0_MUX_CTRL, 1 },
+#else
+	{ LVDS0_MUX_CTRL, 0 },
+#endif
+	{ LVDS1_MUX_CTRL, 1 },
+	{ HOST_CONTROLLED_RESET_TO_LCD_N, 1 },
+	{ DATA_WIDTH_CTRL, 0 },
+	{ RESET_DP0_TRANSMITTER_N, 1 },
+	{ RESET_DP1_TRANSMITTER_N, 1 },
+	{ POWER_DOWN_LVDS0_DESERIALIZER_N, 1 },
+	{ POWER_DOWN_LVDS1_DESERIALIZER_N, 1 },
+	{ ENABLE_PWR_TO_LCD_AND_UI_INTERFACE, 1 },
+	{ BACKLIGHT_ENABLE, 0 },
+	{ RESET_I2C1_BUS_SEGMENT_MUX_N, 1 },
+	{ ECSPI1_CS0, 1 },
+	{ ECSPI1_CS1, 1 },
+	{ ECSPI1_CS2, 1 },
+	{ ECSPI1_CS3, 1 },
+};
+
+#endif /* __PPD_GPIO_H_ */